(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require=="function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(_dereq_,module,exports){
// shim for using process in browser
var process = module.exports = {};

// cached from whatever global is present so that test runners that stub it
// don't break things.  But we need to wrap it in a try catch in case it is
// wrapped in strict mode code which doesn't define any globals.  It's inside a
// function because try/catches deoptimize in certain engines.

var cachedSetTimeout;
var cachedClearTimeout;

(function () {
    try {
        cachedSetTimeout = setTimeout;
    } catch (e) {
        cachedSetTimeout = function () {
            throw new Error('setTimeout is not defined');
        }
    }
    try {
        cachedClearTimeout = clearTimeout;
    } catch (e) {
        cachedClearTimeout = function () {
            throw new Error('clearTimeout is not defined');
        }
    }
} ())
function runTimeout(fun) {
    if (cachedSetTimeout === setTimeout) {
        return setTimeout(fun, 0);
    } else {
        return cachedSetTimeout.call(null, fun, 0);
    }
}
function runClearTimeout(marker) {
    if (cachedClearTimeout === clearTimeout) {
        clearTimeout(marker);
    } else {
        cachedClearTimeout.call(null, marker);
    }
}
var queue = [];
var draining = false;
var currentQueue;
var queueIndex = -1;

function cleanUpNextTick() {
    if (!draining || !currentQueue) {
        return;
    }
    draining = false;
    if (currentQueue.length) {
        queue = currentQueue.concat(queue);
    } else {
        queueIndex = -1;
    }
    if (queue.length) {
        drainQueue();
    }
}

function drainQueue() {
    if (draining) {
        return;
    }
    var timeout = runTimeout(cleanUpNextTick);
    draining = true;

    var len = queue.length;
    while(len) {
        currentQueue = queue;
        queue = [];
        while (++queueIndex < len) {
            if (currentQueue) {
                currentQueue[queueIndex].run();
            }
        }
        queueIndex = -1;
        len = queue.length;
    }
    currentQueue = null;
    draining = false;
    runClearTimeout(timeout);
}

process.nextTick = function (fun) {
    var args = new Array(arguments.length - 1);
    if (arguments.length > 1) {
        for (var i = 1; i < arguments.length; i++) {
            args[i - 1] = arguments[i];
        }
    }
    queue.push(new Item(fun, args));
    if (queue.length === 1 && !draining) {
        runTimeout(drainQueue);
    }
};

// v8 likes predictible objects
function Item(fun, array) {
    this.fun = fun;
    this.array = array;
}
Item.prototype.run = function () {
    this.fun.apply(null, this.array);
};
process.title = 'browser';
process.browser = true;
process.env = {};
process.argv = [];
process.version = ''; // empty string to avoid regexp issues
process.versions = {};

function noop() {}

process.on = noop;
process.addListener = noop;
process.once = noop;
process.off = noop;
process.removeListener = noop;
process.removeAllListeners = noop;
process.emit = noop;

process.binding = function (name) {
    throw new Error('process.binding is not supported');
};

process.cwd = function () { return '/' };
process.chdir = function (dir) {
    throw new Error('process.chdir is not supported');
};
process.umask = function() { return 0; };

},{}],2:[function(_dereq_,module,exports){
(function (process,global){
/*!
 * @overview es6-promise - a tiny implementation of Promises/A+.
 * @copyright Copyright (c) 2014 Yehuda Katz, Tom Dale, Stefan Penner and contributors (Conversion to ES6 API by Jake Archibald)
 * @license   Licensed under MIT license
 *            See https://raw.githubusercontent.com/jakearchibald/es6-promise/master/LICENSE
 * @version   3.1.2
 */

(function(){"use strict";function t(t){return"function"==typeof t||"object"==typeof t&&null!==t}function e(t){return"function"==typeof t}function n(t){W=t}function r(t){H=t}function o(){return function(){process.nextTick(a)}}function i(){return function(){U(a)}}function s(){var t=0,e=new Q(a),n=document.createTextNode("");return e.observe(n,{characterData:!0}),function(){n.data=t=++t%2}}function u(){var t=new MessageChannel;return t.port1.onmessage=a,function(){t.port2.postMessage(0)}}function c(){return function(){setTimeout(a,1)}}function a(){for(var t=0;G>t;t+=2){var e=X[t],n=X[t+1];e(n),X[t]=void 0,X[t+1]=void 0}G=0}function f(){try{var t=_dereq_,e=t("vertx");return U=e.runOnLoop||e.runOnContext,i()}catch(n){return c()}}function l(t,e){var n=this,r=n._state;if(r===et&&!t||r===nt&&!e)return this;var o=new this.constructor(p),i=n._result;if(r){var s=arguments[r-1];H(function(){C(r,o,s,i)})}else j(n,o,t,e);return o}function h(t){var e=this;if(t&&"object"==typeof t&&t.constructor===e)return t;var n=new e(p);return g(n,t),n}function p(){}function _(){return new TypeError("You cannot resolve a promise with itself")}function v(){return new TypeError("A promises callback cannot return that same promise.")}function d(t){try{return t.then}catch(e){return rt.error=e,rt}}function y(t,e,n,r){try{t.call(e,n,r)}catch(o){return o}}function m(t,e,n){H(function(t){var r=!1,o=y(n,e,function(n){r||(r=!0,e!==n?g(t,n):E(t,n))},function(e){r||(r=!0,S(t,e))},"Settle: "+(t._label||" unknown promise"));!r&&o&&(r=!0,S(t,o))},t)}function w(t,e){e._state===et?E(t,e._result):e._state===nt?S(t,e._result):j(e,void 0,function(e){g(t,e)},function(e){S(t,e)})}function b(t,n,r){n.constructor===t.constructor&&r===Z&&constructor.resolve===$?w(t,n):r===rt?S(t,rt.error):void 0===r?E(t,n):e(r)?m(t,n,r):E(t,n)}function g(e,n){e===n?S(e,_()):t(n)?b(e,n,d(n)):E(e,n)}function A(t){t._onerror&&t._onerror(t._result),T(t)}function E(t,e){t._state===tt&&(t._result=e,t._state=et,0!==t._subscribers.length&&H(T,t))}function S(t,e){t._state===tt&&(t._state=nt,t._result=e,H(A,t))}function j(t,e,n,r){var o=t._subscribers,i=o.length;t._onerror=null,o[i]=e,o[i+et]=n,o[i+nt]=r,0===i&&t._state&&H(T,t)}function T(t){var e=t._subscribers,n=t._state;if(0!==e.length){for(var r,o,i=t._result,s=0;s<e.length;s+=3)r=e[s],o=e[s+n],r?C(n,r,o,i):o(i);t._subscribers.length=0}}function P(){this.error=null}function x(t,e){try{return t(e)}catch(n){return ot.error=n,ot}}function C(t,n,r,o){var i,s,u,c,a=e(r);if(a){if(i=x(r,o),i===ot?(c=!0,s=i.error,i=null):u=!0,n===i)return void S(n,v())}else i=o,u=!0;n._state!==tt||(a&&u?g(n,i):c?S(n,s):t===et?E(n,i):t===nt&&S(n,i))}function M(t,e){try{e(function(e){g(t,e)},function(e){S(t,e)})}catch(n){S(t,n)}}function O(t){return new ft(this,t).promise}function k(t){function e(t){g(o,t)}function n(t){S(o,t)}var r=this,o=new r(p);if(!B(t))return S(o,new TypeError("You must pass an array to race.")),o;for(var i=t.length,s=0;o._state===tt&&i>s;s++)j(r.resolve(t[s]),void 0,e,n);return o}function Y(t){var e=this,n=new e(p);return S(n,t),n}function q(){throw new TypeError("You must pass a resolver function as the first argument to the promise constructor")}function F(){throw new TypeError("Failed to construct 'Promise': Please use the 'new' operator, this object constructor cannot be called as a function.")}function D(t){this._id=ct++,this._state=void 0,this._result=void 0,this._subscribers=[],p!==t&&("function"!=typeof t&&q(),this instanceof D?M(this,t):F())}function K(t,e){this._instanceConstructor=t,this.promise=new t(p),Array.isArray(e)?(this._input=e,this.length=e.length,this._remaining=e.length,this._result=new Array(this.length),0===this.length?E(this.promise,this._result):(this.length=this.length||0,this._enumerate(),0===this._remaining&&E(this.promise,this._result))):S(this.promise,this._validationError())}function L(){var t;if("undefined"!=typeof global)t=global;else if("undefined"!=typeof self)t=self;else try{t=Function("return this")()}catch(e){throw new Error("polyfill failed because global object is unavailable in this environment")}var n=t.Promise;(!n||"[object Promise]"!==Object.prototype.toString.call(n.resolve())||n.cast)&&(t.Promise=at)}var N;N=Array.isArray?Array.isArray:function(t){return"[object Array]"===Object.prototype.toString.call(t)};var U,W,z,B=N,G=0,H=function(t,e){X[G]=t,X[G+1]=e,G+=2,2===G&&(W?W(a):z())},I="undefined"!=typeof window?window:void 0,J=I||{},Q=J.MutationObserver||J.WebKitMutationObserver,R="undefined"!=typeof process&&"[object process]"==={}.toString.call(process),V="undefined"!=typeof Uint8ClampedArray&&"undefined"!=typeof importScripts&&"undefined"!=typeof MessageChannel,X=new Array(1e3);z=R?o():Q?s():V?u():void 0===I&&"function"==typeof _dereq_?f():c();var Z=l,$=h,tt=void 0,et=1,nt=2,rt=new P,ot=new P,it=O,st=k,ut=Y,ct=0,at=D;D.all=it,D.race=st,D.resolve=$,D.reject=ut,D._setScheduler=n,D._setAsap=r,D._asap=H,D.prototype={constructor:D,then:Z,"catch":function(t){return this.then(null,t)}};var ft=K;K.prototype._validationError=function(){return new Error("Array Methods must be provided an Array")},K.prototype._enumerate=function(){for(var t=this.length,e=this._input,n=0;this._state===tt&&t>n;n++)this._eachEntry(e[n],n)},K.prototype._eachEntry=function(t,e){var n=this._instanceConstructor,r=n.resolve;if(r===$){var o=d(t);if(o===Z&&t._state!==tt)this._settledAt(t._state,e,t._result);else if("function"!=typeof o)this._remaining--,this._result[e]=t;else if(n===at){var i=new n(p);b(i,t,o),this._willSettleAt(i,e)}else this._willSettleAt(new n(function(e){e(t)}),e)}else this._willSettleAt(r(t),e)},K.prototype._settledAt=function(t,e,n){var r=this.promise;r._state===tt&&(this._remaining--,t===nt?S(r,n):this._result[e]=n),0===this._remaining&&E(r,this._result)},K.prototype._willSettleAt=function(t,e){var n=this;j(t,void 0,function(t){n._settledAt(et,e,t)},function(t){n._settledAt(nt,e,t)})};var lt=L,ht={Promise:at,polyfill:lt};"function"==typeof define&&define.amd?define(function(){return ht}):"undefined"!=typeof module&&module.exports?module.exports=ht:"undefined"!=typeof this&&(this.ES6Promise=ht),lt()}).call(this);
}).call(this,_dereq_('_process'),typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
},{"_process":1}],3:[function(_dereq_,module,exports){
// stats.js - http://github.com/mrdoob/stats.js
var Stats=function(){var l=Date.now(),m=l,g=0,n=Infinity,o=0,h=0,p=Infinity,q=0,r=0,s=0,f=document.createElement("div");f.id="stats";f.addEventListener("mousedown",function(b){b.preventDefault();t(++s%2)},!1);f.style.cssText="width:80px;opacity:0.9;cursor:pointer";var a=document.createElement("div");a.id="fps";a.style.cssText="padding:0 0 3px 3px;text-align:left;background-color:#002";f.appendChild(a);var i=document.createElement("div");i.id="fpsText";i.style.cssText="color:#0ff;font-family:Helvetica,Arial,sans-serif;font-size:9px;font-weight:bold;line-height:15px";
i.innerHTML="FPS";a.appendChild(i);var c=document.createElement("div");c.id="fpsGraph";c.style.cssText="position:relative;width:74px;height:30px;background-color:#0ff";for(a.appendChild(c);74>c.children.length;){var j=document.createElement("span");j.style.cssText="width:1px;height:30px;float:left;background-color:#113";c.appendChild(j)}var d=document.createElement("div");d.id="ms";d.style.cssText="padding:0 0 3px 3px;text-align:left;background-color:#020;display:none";f.appendChild(d);var k=document.createElement("div");
k.id="msText";k.style.cssText="color:#0f0;font-family:Helvetica,Arial,sans-serif;font-size:9px;font-weight:bold;line-height:15px";k.innerHTML="MS";d.appendChild(k);var e=document.createElement("div");e.id="msGraph";e.style.cssText="position:relative;width:74px;height:30px;background-color:#0f0";for(d.appendChild(e);74>e.children.length;)j=document.createElement("span"),j.style.cssText="width:1px;height:30px;float:left;background-color:#131",e.appendChild(j);var t=function(b){s=b;switch(s){case 0:a.style.display=
"block";d.style.display="none";break;case 1:a.style.display="none",d.style.display="block"}};return{REVISION:12,domElement:f,setMode:t,begin:function(){l=Date.now()},end:function(){var b=Date.now();g=b-l;n=Math.min(n,g);o=Math.max(o,g);k.textContent=g+" MS ("+n+"-"+o+")";var a=Math.min(30,30-30*(g/200));e.appendChild(e.firstChild).style.height=a+"px";r++;b>m+1E3&&(h=Math.round(1E3*r/(b-m)),p=Math.min(p,h),q=Math.max(q,h),i.textContent=h+" FPS ("+p+"-"+q+")",a=Math.min(30,30-30*(h/100)),c.appendChild(c.firstChild).style.height=
a+"px",m=b,r=0);return b},update:function(){l=this.end()}}};"object"===typeof module&&(module.exports=Stats);

},{}],4:[function(_dereq_,module,exports){
/**
 * @author dmarcos / https://github.com/dmarcos
 * @author mrdoob / http://mrdoob.com
 */

var VRControls = function ( object, onError ) {

	var scope = this;

	var vrInputs = [];

	function filterInvalidDevices( devices ) {

		// Exclude Cardboard position sensor if Oculus exists.

		var oculusDevices = devices.filter( function ( device ) {

			return device.deviceName.toLowerCase().indexOf( 'oculus' ) !== - 1;

		} );

		if ( oculusDevices.length >= 1 ) {

			return devices.filter( function ( device ) {

				return device.deviceName.toLowerCase().indexOf( 'cardboard' ) === - 1;

			} );

		} else {

			return devices;

		}

	}

	function gotVRDevices( devices ) {

		devices = filterInvalidDevices( devices );

		for ( var i = 0; i < devices.length; i ++ ) {

			if ( devices[ i ] instanceof PositionSensorVRDevice ) {

				vrInputs.push( devices[ i ] );

			}

		}

		if ( onError ) onError( 'HMD not available' );

	}

	if ( navigator.getVRDevices ) {

		navigator.getVRDevices().then( gotVRDevices );

	}

	// the Rift SDK returns the position in meters
	// this scale factor allows the user to define how meters
	// are converted to scene units.

	this.scale = 1;

	this.update = function () {

		for ( var i = 0; i < vrInputs.length; i ++ ) {

			var vrInput = vrInputs[ i ];

			var state = vrInput.getState();

			if ( state.orientation !== null ) {

				object.quaternion.copy( state.orientation );

			}

			if ( state.position !== null ) {

				object.position.copy( state.position ).multiplyScalar( scope.scale );

			}

		}

	};

	this.resetSensor = function () {

		for ( var i = 0; i < vrInputs.length; i ++ ) {

			var vrInput = vrInputs[ i ];

			if ( vrInput.resetSensor !== undefined ) {

				vrInput.resetSensor();

			} else if ( vrInput.zeroSensor !== undefined ) {

				vrInput.zeroSensor();

			}

		}

	};

	this.zeroSensor = function () {

		console.warn( 'THREE.VRControls: .zeroSensor() is now .resetSensor().' );
		this.resetSensor();

	};

	this.dispose = function () {

		vrInputs = [];

	};

};

try {
  module.exports = VRControls;
} catch (e) {
  THREE.VRControls = VRControls;
}

},{}],5:[function(_dereq_,module,exports){
/**
 * @author dmarcos / https://github.com/dmarcos
 * @author mrdoob / http://mrdoob.com
 *
 * WebVR Spec: http://mozvr.github.io/webvr-spec/webvr.html
 *
 * Firefox: http://mozvr.com/downloads/
 * Chromium: https://drive.google.com/folderview?id=0BzudLt22BqGRbW9WTHMtOWMzNjQ&usp=sharing#list
 *
 */

var VREffect = function ( renderer, onError ) {

	var vrHMD;
	var eyeTranslationL, eyeFOVL, rectL;
	var eyeTranslationR, eyeFOVR, rectR;

	function gotVRDevices( devices ) {

		for ( var i = 0; i < devices.length; i ++ ) {

			if ( devices[ i ] instanceof HMDVRDevice ) {

				vrHMD = devices[ i ];

				break; // We keep the first we encounter

			}

		}

		if ( vrHMD === undefined ) {

			if ( onError ) onError( 'HMD not available' );

		}

	}

	if ( navigator.getVRDevices ) {

		navigator.getVRDevices().then( gotVRDevices );

	}

	//

	this.scale = 1;

	this.setSize = function( width, height ) {

		renderer.setSize( width, height );

	};

	// fullscreen

	var isFullscreen = false;

	var canvas = renderer.domElement;
	var fullscreenchange = canvas.mozRequestFullScreen ? 'mozfullscreenchange' : 'webkitfullscreenchange';

	document.addEventListener( fullscreenchange, function ( event ) {

		isFullscreen = document.mozFullScreenElement || document.webkitFullscreenElement;

	}, false );

	this.setFullScreen = function ( boolean ) {

		if ( vrHMD === undefined ) return;
		if ( isFullscreen === boolean ) return;

		if ( canvas.mozRequestFullScreen ) {

			canvas.mozRequestFullScreen( { vrDisplay: vrHMD } );

		} else if ( canvas.webkitRequestFullscreen ) {

			canvas.webkitRequestFullscreen( { vrDisplay: vrHMD } );

		}

	};

	// render

	var cameraL = new THREE.PerspectiveCamera();
	var cameraR = new THREE.PerspectiveCamera();

	this.render = function ( scene, camera ) {

		if ( vrHMD ) {

			var eyeParamsL = vrHMD.getEyeParameters( 'left' );
			var eyeParamsR = vrHMD.getEyeParameters( 'right' );

			eyeTranslationL = eyeParamsL.eyeTranslation;
			eyeTranslationR = eyeParamsR.eyeTranslation;
			eyeFOVL = eyeParamsL.recommendedFieldOfView;
			eyeFOVR = eyeParamsR.recommendedFieldOfView;
			rectL = eyeParamsL.renderRect;
			rectR = eyeParamsR.renderRect;

			var sceneL, sceneR;

			if ( Array.isArray( scene ) ) {

				sceneL = scene[ 0 ];
				sceneR = scene[ 1 ];

			} else {

				sceneL = scene;
				sceneR = scene;

			}

			var size = renderer.getSize();
			size.width /= 2;

			renderer.enableScissorTest( true );
			renderer.clear();

			if ( camera.parent === null ) camera.updateMatrixWorld();

			cameraL.projectionMatrix = fovToProjection( eyeFOVL, true, camera.near, camera.far );
			cameraR.projectionMatrix = fovToProjection( eyeFOVR, true, camera.near, camera.far );

			camera.matrixWorld.decompose( cameraL.position, cameraL.quaternion, cameraL.scale );
			camera.matrixWorld.decompose( cameraR.position, cameraR.quaternion, cameraR.scale );

			cameraL.translateX( eyeTranslationL.x * this.scale );
			cameraR.translateX( eyeTranslationR.x * this.scale );

			// render left eye
			if ( rectL ) {

				renderer.setViewport( rectL.x, rectL.y, rectL.width, rectL.height );
				renderer.setScissor( rectL.x, rectL.y, rectL.width, rectL.height );

			} else {

				renderer.setViewport( 0, 0, size.width, size.height );
				renderer.setScissor( 0, 0, size.width, size.height );

			}
			renderer.render( sceneL, cameraL );

			// render right eye
			if ( rectR ) {

				renderer.setViewport( rectR.x, rectR.y, rectR.width, rectR.height );
				renderer.setScissor( rectR.x, rectR.y, rectR.width, rectR.height );

			} else {

				renderer.setViewport( size.width, 0, size.width, size.height );
				renderer.setScissor( size.width, 0, size.width, size.height );

			}
			renderer.render( sceneR, cameraR );

			renderer.enableScissorTest( false );

			return;

		}

		// Regular render mode if not HMD

		if ( Array.isArray( scene ) ) scene = scene[ 0 ];

		renderer.render( scene, camera );

	};

	//

	function fovToNDCScaleOffset( fov ) {

		var pxscale = 2.0 / ( fov.leftTan + fov.rightTan );
		var pxoffset = ( fov.leftTan - fov.rightTan ) * pxscale * 0.5;
		var pyscale = 2.0 / ( fov.upTan + fov.downTan );
		var pyoffset = ( fov.upTan - fov.downTan ) * pyscale * 0.5;
		return { scale: [ pxscale, pyscale ], offset: [ pxoffset, pyoffset ] };

	}

	function fovPortToProjection( fov, rightHanded, zNear, zFar ) {

		rightHanded = rightHanded === undefined ? true : rightHanded;
		zNear = zNear === undefined ? 0.01 : zNear;
		zFar = zFar === undefined ? 10000.0 : zFar;

		var handednessScale = rightHanded ? - 1.0 : 1.0;

		// start with an identity matrix
		var mobj = new THREE.Matrix4();
		var m = mobj.elements;

		// and with scale/offset info for normalized device coords
		var scaleAndOffset = fovToNDCScaleOffset( fov );

		// X result, map clip edges to [-w,+w]
		m[ 0 * 4 + 0 ] = scaleAndOffset.scale[ 0 ];
		m[ 0 * 4 + 1 ] = 0.0;
		m[ 0 * 4 + 2 ] = scaleAndOffset.offset[ 0 ] * handednessScale;
		m[ 0 * 4 + 3 ] = 0.0;

		// Y result, map clip edges to [-w,+w]
		// Y offset is negated because this proj matrix transforms from world coords with Y=up,
		// but the NDC scaling has Y=down (thanks D3D?)
		m[ 1 * 4 + 0 ] = 0.0;
		m[ 1 * 4 + 1 ] = scaleAndOffset.scale[ 1 ];
		m[ 1 * 4 + 2 ] = - scaleAndOffset.offset[ 1 ] * handednessScale;
		m[ 1 * 4 + 3 ] = 0.0;

		// Z result (up to the app)
		m[ 2 * 4 + 0 ] = 0.0;
		m[ 2 * 4 + 1 ] = 0.0;
		m[ 2 * 4 + 2 ] = zFar / ( zNear - zFar ) * - handednessScale;
		m[ 2 * 4 + 3 ] = ( zFar * zNear ) / ( zNear - zFar );

		// W result (= Z in)
		m[ 3 * 4 + 0 ] = 0.0;
		m[ 3 * 4 + 1 ] = 0.0;
		m[ 3 * 4 + 2 ] = handednessScale;
		m[ 3 * 4 + 3 ] = 0.0;

		mobj.transpose();

		return mobj;

	}

	function fovToProjection( fov, rightHanded, zNear, zFar ) {

		var DEG2RAD = Math.PI / 180.0;

		var fovPort = {
			upTan: Math.tan( fov.upDegrees * DEG2RAD ),
			downTan: Math.tan( fov.downDegrees * DEG2RAD ),
			leftTan: Math.tan( fov.leftDegrees * DEG2RAD ),
			rightTan: Math.tan( fov.rightDegrees * DEG2RAD )
		};

		return fovPortToProjection( fovPort, rightHanded, zNear, zFar );

	}

};

try {
  module.exports = VREffect;
} catch (e) {
  THREE.VREffect = VREffect;
}

},{}],6:[function(_dereq_,module,exports){
var self = self || {};// File:src/Three.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

var THREE = { REVISION: '73' };

//

if ( typeof define === 'function' && define.amd ) {

		define( 'three', THREE );

} else if ( 'undefined' !== typeof exports && 'undefined' !== typeof module ) {

		module.exports = THREE;

}


// polyfills

if ( self.requestAnimationFrame === undefined || self.cancelAnimationFrame === undefined ) {

	// Missing in Android stock browser.

	( function () {

		var lastTime = 0;
		var vendors = [ 'ms', 'moz', 'webkit', 'o' ];

		for ( var x = 0; x < vendors.length && ! self.requestAnimationFrame; ++ x ) {

			self.requestAnimationFrame = self[ vendors[ x ] + 'RequestAnimationFrame' ];
			self.cancelAnimationFrame = self[ vendors[ x ] + 'CancelAnimationFrame' ] || self[ vendors[ x ] + 'CancelRequestAnimationFrame' ];

		}

		if ( self.requestAnimationFrame === undefined && self.setTimeout !== undefined ) {

			self.requestAnimationFrame = function ( callback ) {

				var currTime = Date.now(), timeToCall = Math.max( 0, 16 - ( currTime - lastTime ) );
				var id = self.setTimeout( function () {

					callback( currTime + timeToCall );

				}, timeToCall );
				lastTime = currTime + timeToCall;
				return id;

			};

		}

		if ( self.cancelAnimationFrame === undefined && self.clearTimeout !== undefined ) {

			self.cancelAnimationFrame = function ( id ) {

				self.clearTimeout( id );

			};

		}

	} )();

}

//

if ( self.performance === undefined ) {

	self.performance = {};

}

if ( self.performance.now === undefined ) {

	( function () {

		var start = Date.now();

		self.performance.now = function () {

			return Date.now() - start;

		}

	} )();

}

//

if ( Number.EPSILON === undefined ) {

	Number.EPSILON = Math.pow( 2, -52 );

}

//

if ( Math.sign === undefined ) {

	// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/sign

	Math.sign = function ( x ) {

		return ( x < 0 ) ? - 1 : ( x > 0 ) ? 1 : + x;

	};

}

if ( Function.prototype.name === undefined && Object.defineProperty !== undefined ) {

	// Missing in IE9-11.
	// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function/name

	Object.defineProperty( Function.prototype, 'name', {

		get: function () {

			return this.toString().match( /^\s*function\s*(\S*)\s*\(/ )[ 1 ];

		}

	} );

}

// https://developer.mozilla.org/en-US/docs/Web/API/MouseEvent.button

THREE.MOUSE = { LEFT: 0, MIDDLE: 1, RIGHT: 2 };

// GL STATE CONSTANTS

THREE.CullFaceNone = 0;
THREE.CullFaceBack = 1;
THREE.CullFaceFront = 2;
THREE.CullFaceFrontBack = 3;

THREE.FrontFaceDirectionCW = 0;
THREE.FrontFaceDirectionCCW = 1;

// SHADOWING TYPES

THREE.BasicShadowMap = 0;
THREE.PCFShadowMap = 1;
THREE.PCFSoftShadowMap = 2;

// MATERIAL CONSTANTS

// side

THREE.FrontSide = 0;
THREE.BackSide = 1;
THREE.DoubleSide = 2;

// shading

THREE.FlatShading = 1;
THREE.SmoothShading = 2;

// colors

THREE.NoColors = 0;
THREE.FaceColors = 1;
THREE.VertexColors = 2;

// blending modes

THREE.NoBlending = 0;
THREE.NormalBlending = 1;
THREE.AdditiveBlending = 2;
THREE.SubtractiveBlending = 3;
THREE.MultiplyBlending = 4;
THREE.CustomBlending = 5;

// custom blending equations
// (numbers start from 100 not to clash with other
// mappings to OpenGL constants defined in Texture.js)

THREE.AddEquation = 100;
THREE.SubtractEquation = 101;
THREE.ReverseSubtractEquation = 102;
THREE.MinEquation = 103;
THREE.MaxEquation = 104;

// custom blending destination factors

THREE.ZeroFactor = 200;
THREE.OneFactor = 201;
THREE.SrcColorFactor = 202;
THREE.OneMinusSrcColorFactor = 203;
THREE.SrcAlphaFactor = 204;
THREE.OneMinusSrcAlphaFactor = 205;
THREE.DstAlphaFactor = 206;
THREE.OneMinusDstAlphaFactor = 207;

// custom blending source factors

//THREE.ZeroFactor = 200;
//THREE.OneFactor = 201;
//THREE.SrcAlphaFactor = 204;
//THREE.OneMinusSrcAlphaFactor = 205;
//THREE.DstAlphaFactor = 206;
//THREE.OneMinusDstAlphaFactor = 207;
THREE.DstColorFactor = 208;
THREE.OneMinusDstColorFactor = 209;
THREE.SrcAlphaSaturateFactor = 210;

// depth modes

THREE.NeverDepth = 0;
THREE.AlwaysDepth = 1;
THREE.LessDepth = 2;
THREE.LessEqualDepth = 3;
THREE.EqualDepth = 4;
THREE.GreaterEqualDepth = 5;
THREE.GreaterDepth = 6;
THREE.NotEqualDepth = 7;


// TEXTURE CONSTANTS

THREE.MultiplyOperation = 0;
THREE.MixOperation = 1;
THREE.AddOperation = 2;

// Mapping modes

THREE.UVMapping = 300;

THREE.CubeReflectionMapping = 301;
THREE.CubeRefractionMapping = 302;

THREE.EquirectangularReflectionMapping = 303;
THREE.EquirectangularRefractionMapping = 304;

THREE.SphericalReflectionMapping = 305;

// Wrapping modes

THREE.RepeatWrapping = 1000;
THREE.ClampToEdgeWrapping = 1001;
THREE.MirroredRepeatWrapping = 1002;

// Filters

THREE.NearestFilter = 1003;
THREE.NearestMipMapNearestFilter = 1004;
THREE.NearestMipMapLinearFilter = 1005;
THREE.LinearFilter = 1006;
THREE.LinearMipMapNearestFilter = 1007;
THREE.LinearMipMapLinearFilter = 1008;

// Data types

THREE.UnsignedByteType = 1009;
THREE.ByteType = 1010;
THREE.ShortType = 1011;
THREE.UnsignedShortType = 1012;
THREE.IntType = 1013;
THREE.UnsignedIntType = 1014;
THREE.FloatType = 1015;
THREE.HalfFloatType = 1025;

// Pixel types

//THREE.UnsignedByteType = 1009;
THREE.UnsignedShort4444Type = 1016;
THREE.UnsignedShort5551Type = 1017;
THREE.UnsignedShort565Type = 1018;

// Pixel formats

THREE.AlphaFormat = 1019;
THREE.RGBFormat = 1020;
THREE.RGBAFormat = 1021;
THREE.LuminanceFormat = 1022;
THREE.LuminanceAlphaFormat = 1023;
// THREE.RGBEFormat handled as THREE.RGBAFormat in shaders
THREE.RGBEFormat = THREE.RGBAFormat; //1024;

// DDS / ST3C Compressed texture formats

THREE.RGB_S3TC_DXT1_Format = 2001;
THREE.RGBA_S3TC_DXT1_Format = 2002;
THREE.RGBA_S3TC_DXT3_Format = 2003;
THREE.RGBA_S3TC_DXT5_Format = 2004;


// PVRTC compressed texture formats

THREE.RGB_PVRTC_4BPPV1_Format = 2100;
THREE.RGB_PVRTC_2BPPV1_Format = 2101;
THREE.RGBA_PVRTC_4BPPV1_Format = 2102;
THREE.RGBA_PVRTC_2BPPV1_Format = 2103;

// Loop styles for AnimationAction

THREE.LoopOnce = 2200;
THREE.LoopRepeat = 2201;
THREE.LoopPingPong = 2202;

// DEPRECATED

THREE.Projector = function () {

	console.error( 'THREE.Projector has been moved to /examples/js/renderers/Projector.js.' );

	this.projectVector = function ( vector, camera ) {

		console.warn( 'THREE.Projector: .projectVector() is now vector.project().' );
		vector.project( camera );

	};

	this.unprojectVector = function ( vector, camera ) {

		console.warn( 'THREE.Projector: .unprojectVector() is now vector.unproject().' );
		vector.unproject( camera );

	};

	this.pickingRay = function ( vector, camera ) {

		console.error( 'THREE.Projector: .pickingRay() is now raycaster.setFromCamera().' );

	};

};

THREE.CanvasRenderer = function () {

	console.error( 'THREE.CanvasRenderer has been moved to /examples/js/renderers/CanvasRenderer.js' );

	this.domElement = document.createElement( 'canvas' );
	this.clear = function () {};
	this.render = function () {};
	this.setClearColor = function () {};
	this.setSize = function () {};

};

// File:src/math/Color.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.Color = function ( color ) {

	if ( arguments.length === 3 ) {

		return this.fromArray( arguments );

	}

	return this.set( color );

};

THREE.Color.prototype = {

	constructor: THREE.Color,

	r: 1, g: 1, b: 1,

	set: function ( value ) {

		if ( value instanceof THREE.Color ) {

			this.copy( value );

		} else if ( typeof value === 'number' ) {

			this.setHex( value );

		} else if ( typeof value === 'string' ) {

			this.setStyle( value );

		}

		return this;

	},

	setHex: function ( hex ) {

		hex = Math.floor( hex );

		this.r = ( hex >> 16 & 255 ) / 255;
		this.g = ( hex >> 8 & 255 ) / 255;
		this.b = ( hex & 255 ) / 255;

		return this;

	},

	setRGB: function ( r, g, b ) {

		this.r = r;
		this.g = g;
		this.b = b;

		return this;

	},

	setHSL: function () {

		function hue2rgb( p, q, t ) {

			if ( t < 0 ) t += 1;
			if ( t > 1 ) t -= 1;
			if ( t < 1 / 6 ) return p + ( q - p ) * 6 * t;
			if ( t < 1 / 2 ) return q;
			if ( t < 2 / 3 ) return p + ( q - p ) * 6 * ( 2 / 3 - t );
			return p;

		}

		return function ( h, s, l ) {

			// h,s,l ranges are in 0.0 - 1.0
			h = THREE.Math.euclideanModulo( h, 1 );
			s = THREE.Math.clamp( s, 0, 1 );
			l = THREE.Math.clamp( l, 0, 1 );

			if ( s === 0 ) {

				this.r = this.g = this.b = l;

			} else {

				var p = l <= 0.5 ? l * ( 1 + s ) : l + s - ( l * s );
				var q = ( 2 * l ) - p;

				this.r = hue2rgb( q, p, h + 1 / 3 );
				this.g = hue2rgb( q, p, h );
				this.b = hue2rgb( q, p, h - 1 / 3 );

			}

			return this;

		};

	}(),

	setStyle: function ( style ) {

		function handleAlpha( string ) {

			if ( string === undefined ) return;

			if ( parseFloat( string ) < 1 ) {

				console.warn( 'THREE.Color: Alpha component of ' + style + ' will be ignored.' );

			}

		}


		var m;

		if ( m = /^((?:rgb|hsl)a?)\(\s*([^\)]*)\)/.exec( style ) ) {

			// rgb / hsl

			var color;
			var name = m[ 1 ];
			var components = m[ 2 ];

			switch ( name ) {

				case 'rgb':
				case 'rgba':

					if ( color = /^(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec( components ) ) {

						// rgb(255,0,0) rgba(255,0,0,0.5)
						this.r = Math.min( 255, parseInt( color[ 1 ], 10 ) ) / 255;
						this.g = Math.min( 255, parseInt( color[ 2 ], 10 ) ) / 255;
						this.b = Math.min( 255, parseInt( color[ 3 ], 10 ) ) / 255;

						handleAlpha( color[ 5 ] );

						return this;

					}

					if ( color = /^(\d+)\%\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec( components ) ) {

						// rgb(100%,0%,0%) rgba(100%,0%,0%,0.5)
						this.r = Math.min( 100, parseInt( color[ 1 ], 10 ) ) / 100;
						this.g = Math.min( 100, parseInt( color[ 2 ], 10 ) ) / 100;
						this.b = Math.min( 100, parseInt( color[ 3 ], 10 ) ) / 100;

						handleAlpha( color[ 5 ] );

						return this;

					}

					break;

				case 'hsl':
				case 'hsla':

					if ( color = /^([0-9]*\.?[0-9]+)\s*,\s*(\d+)\%\s*,\s*(\d+)\%\s*(,\s*([0-9]*\.?[0-9]+)\s*)?$/.exec( components ) ) {

						// hsl(120,50%,50%) hsla(120,50%,50%,0.5)
						var h = parseFloat( color[ 1 ] ) / 360;
						var s = parseInt( color[ 2 ], 10 ) / 100;
						var l = parseInt( color[ 3 ], 10 ) / 100;

						handleAlpha( color[ 5 ] );

						return this.setHSL( h, s, l );

					}

					break;

			}

		} else if ( m = /^\#([A-Fa-f0-9]+)$/.exec( style ) ) {

			// hex color

			var hex = m[ 1 ];
			var size = hex.length;

			if ( size === 3 ) {

				// #ff0
				this.r = parseInt( hex.charAt( 0 ) + hex.charAt( 0 ), 16 ) / 255;
				this.g = parseInt( hex.charAt( 1 ) + hex.charAt( 1 ), 16 ) / 255;
				this.b = parseInt( hex.charAt( 2 ) + hex.charAt( 2 ), 16 ) / 255;

				return this;

			} else if ( size === 6 ) {

				// #ff0000
				this.r = parseInt( hex.charAt( 0 ) + hex.charAt( 1 ), 16 ) / 255;
				this.g = parseInt( hex.charAt( 2 ) + hex.charAt( 3 ), 16 ) / 255;
				this.b = parseInt( hex.charAt( 4 ) + hex.charAt( 5 ), 16 ) / 255;

				return this;

			}

		}

		if ( style && style.length > 0 ) {

			// color keywords
			var hex = THREE.ColorKeywords[ style ];

			if ( hex !== undefined ) {

				// red
				this.setHex( hex );

			} else {

				// unknown color
				console.warn( 'THREE.Color: Unknown color ' + style );

			}

		}

		return this;

	},

	clone: function () {

		return new this.constructor( this.r, this.g, this.b );

	},

	copy: function ( color ) {

		this.r = color.r;
		this.g = color.g;
		this.b = color.b;

		return this;

	},

	copyGammaToLinear: function ( color, gammaFactor ) {

		if ( gammaFactor === undefined ) gammaFactor = 2.0;

		this.r = Math.pow( color.r, gammaFactor );
		this.g = Math.pow( color.g, gammaFactor );
		this.b = Math.pow( color.b, gammaFactor );

		return this;

	},

	copyLinearToGamma: function ( color, gammaFactor ) {

		if ( gammaFactor === undefined ) gammaFactor = 2.0;

		var safeInverse = ( gammaFactor > 0 ) ? ( 1.0 / gammaFactor ) : 1.0;

		this.r = Math.pow( color.r, safeInverse );
		this.g = Math.pow( color.g, safeInverse );
		this.b = Math.pow( color.b, safeInverse );

		return this;

	},

	convertGammaToLinear: function () {

		var r = this.r, g = this.g, b = this.b;

		this.r = r * r;
		this.g = g * g;
		this.b = b * b;

		return this;

	},

	convertLinearToGamma: function () {

		this.r = Math.sqrt( this.r );
		this.g = Math.sqrt( this.g );
		this.b = Math.sqrt( this.b );

		return this;

	},

	getHex: function () {

		return ( this.r * 255 ) << 16 ^ ( this.g * 255 ) << 8 ^ ( this.b * 255 ) << 0;

	},

	getHexString: function () {

		return ( '000000' + this.getHex().toString( 16 ) ).slice( - 6 );

	},

	getHSL: function ( optionalTarget ) {

		// h,s,l ranges are in 0.0 - 1.0

		var hsl = optionalTarget || { h: 0, s: 0, l: 0 };

		var r = this.r, g = this.g, b = this.b;

		var max = Math.max( r, g, b );
		var min = Math.min( r, g, b );

		var hue, saturation;
		var lightness = ( min + max ) / 2.0;

		if ( min === max ) {

			hue = 0;
			saturation = 0;

		} else {

			var delta = max - min;

			saturation = lightness <= 0.5 ? delta / ( max + min ) : delta / ( 2 - max - min );

			switch ( max ) {

				case r: hue = ( g - b ) / delta + ( g < b ? 6 : 0 ); break;
				case g: hue = ( b - r ) / delta + 2; break;
				case b: hue = ( r - g ) / delta + 4; break;

			}

			hue /= 6;

		}

		hsl.h = hue;
		hsl.s = saturation;
		hsl.l = lightness;

		return hsl;

	},

	getStyle: function () {

		return 'rgb(' + ( ( this.r * 255 ) | 0 ) + ',' + ( ( this.g * 255 ) | 0 ) + ',' + ( ( this.b * 255 ) | 0 ) + ')';

	},

	offsetHSL: function ( h, s, l ) {

		var hsl = this.getHSL();

		hsl.h += h; hsl.s += s; hsl.l += l;

		this.setHSL( hsl.h, hsl.s, hsl.l );

		return this;

	},

	add: function ( color ) {

		this.r += color.r;
		this.g += color.g;
		this.b += color.b;

		return this;

	},

	addColors: function ( color1, color2 ) {

		this.r = color1.r + color2.r;
		this.g = color1.g + color2.g;
		this.b = color1.b + color2.b;

		return this;

	},

	addScalar: function ( s ) {

		this.r += s;
		this.g += s;
		this.b += s;

		return this;

	},

	multiply: function ( color ) {

		this.r *= color.r;
		this.g *= color.g;
		this.b *= color.b;

		return this;

	},

	multiplyScalar: function ( s ) {

		this.r *= s;
		this.g *= s;
		this.b *= s;

		return this;

	},

	lerp: function ( color, alpha ) {

		this.r += ( color.r - this.r ) * alpha;
		this.g += ( color.g - this.g ) * alpha;
		this.b += ( color.b - this.b ) * alpha;

		return this;

	},

	equals: function ( c ) {

		return ( c.r === this.r ) && ( c.g === this.g ) && ( c.b === this.b );

	},

	fromArray: function ( array, offset ) {

		if ( offset === undefined ) offset = 0;

		this.r = array[ offset ];
		this.g = array[ offset + 1 ];
		this.b = array[ offset + 2 ];

		return this;

	},

	toArray: function ( array, offset ) {

		if ( array === undefined ) array = [];
		if ( offset === undefined ) offset = 0;

		array[ offset ] = this.r;
		array[ offset + 1 ] = this.g;
		array[ offset + 2 ] = this.b;

		return array;

	}

};

THREE.ColorKeywords = { 'aliceblue': 0xF0F8FF, 'antiquewhite': 0xFAEBD7, 'aqua': 0x00FFFF, 'aquamarine': 0x7FFFD4, 'azure': 0xF0FFFF,
'beige': 0xF5F5DC, 'bisque': 0xFFE4C4, 'black': 0x000000, 'blanchedalmond': 0xFFEBCD, 'blue': 0x0000FF, 'blueviolet': 0x8A2BE2,
'brown': 0xA52A2A, 'burlywood': 0xDEB887, 'cadetblue': 0x5F9EA0, 'chartreuse': 0x7FFF00, 'chocolate': 0xD2691E, 'coral': 0xFF7F50,
'cornflowerblue': 0x6495ED, 'cornsilk': 0xFFF8DC, 'crimson': 0xDC143C, 'cyan': 0x00FFFF, 'darkblue': 0x00008B, 'darkcyan': 0x008B8B,
'darkgoldenrod': 0xB8860B, 'darkgray': 0xA9A9A9, 'darkgreen': 0x006400, 'darkgrey': 0xA9A9A9, 'darkkhaki': 0xBDB76B, 'darkmagenta': 0x8B008B,
'darkolivegreen': 0x556B2F, 'darkorange': 0xFF8C00, 'darkorchid': 0x9932CC, 'darkred': 0x8B0000, 'darksalmon': 0xE9967A, 'darkseagreen': 0x8FBC8F,
'darkslateblue': 0x483D8B, 'darkslategray': 0x2F4F4F, 'darkslategrey': 0x2F4F4F, 'darkturquoise': 0x00CED1, 'darkviolet': 0x9400D3,
'deeppink': 0xFF1493, 'deepskyblue': 0x00BFFF, 'dimgray': 0x696969, 'dimgrey': 0x696969, 'dodgerblue': 0x1E90FF, 'firebrick': 0xB22222,
'floralwhite': 0xFFFAF0, 'forestgreen': 0x228B22, 'fuchsia': 0xFF00FF, 'gainsboro': 0xDCDCDC, 'ghostwhite': 0xF8F8FF, 'gold': 0xFFD700,
'goldenrod': 0xDAA520, 'gray': 0x808080, 'green': 0x008000, 'greenyellow': 0xADFF2F, 'grey': 0x808080, 'honeydew': 0xF0FFF0, 'hotpink': 0xFF69B4,
'indianred': 0xCD5C5C, 'indigo': 0x4B0082, 'ivory': 0xFFFFF0, 'khaki': 0xF0E68C, 'lavender': 0xE6E6FA, 'lavenderblush': 0xFFF0F5, 'lawngreen': 0x7CFC00,
'lemonchiffon': 0xFFFACD, 'lightblue': 0xADD8E6, 'lightcoral': 0xF08080, 'lightcyan': 0xE0FFFF, 'lightgoldenrodyellow': 0xFAFAD2, 'lightgray': 0xD3D3D3,
'lightgreen': 0x90EE90, 'lightgrey': 0xD3D3D3, 'lightpink': 0xFFB6C1, 'lightsalmon': 0xFFA07A, 'lightseagreen': 0x20B2AA, 'lightskyblue': 0x87CEFA,
'lightslategray': 0x778899, 'lightslategrey': 0x778899, 'lightsteelblue': 0xB0C4DE, 'lightyellow': 0xFFFFE0, 'lime': 0x00FF00, 'limegreen': 0x32CD32,
'linen': 0xFAF0E6, 'magenta': 0xFF00FF, 'maroon': 0x800000, 'mediumaquamarine': 0x66CDAA, 'mediumblue': 0x0000CD, 'mediumorchid': 0xBA55D3,
'mediumpurple': 0x9370DB, 'mediumseagreen': 0x3CB371, 'mediumslateblue': 0x7B68EE, 'mediumspringgreen': 0x00FA9A, 'mediumturquoise': 0x48D1CC,
'mediumvioletred': 0xC71585, 'midnightblue': 0x191970, 'mintcream': 0xF5FFFA, 'mistyrose': 0xFFE4E1, 'moccasin': 0xFFE4B5, 'navajowhite': 0xFFDEAD,
'navy': 0x000080, 'oldlace': 0xFDF5E6, 'olive': 0x808000, 'olivedrab': 0x6B8E23, 'orange': 0xFFA500, 'orangered': 0xFF4500, 'orchid': 0xDA70D6,
'palegoldenrod': 0xEEE8AA, 'palegreen': 0x98FB98, 'paleturquoise': 0xAFEEEE, 'palevioletred': 0xDB7093, 'papayawhip': 0xFFEFD5, 'peachpuff': 0xFFDAB9,
'peru': 0xCD853F, 'pink': 0xFFC0CB, 'plum': 0xDDA0DD, 'powderblue': 0xB0E0E6, 'purple': 0x800080, 'red': 0xFF0000, 'rosybrown': 0xBC8F8F,
'royalblue': 0x4169E1, 'saddlebrown': 0x8B4513, 'salmon': 0xFA8072, 'sandybrown': 0xF4A460, 'seagreen': 0x2E8B57, 'seashell': 0xFFF5EE,
'sienna': 0xA0522D, 'silver': 0xC0C0C0, 'skyblue': 0x87CEEB, 'slateblue': 0x6A5ACD, 'slategray': 0x708090, 'slategrey': 0x708090, 'snow': 0xFFFAFA,
'springgreen': 0x00FF7F, 'steelblue': 0x4682B4, 'tan': 0xD2B48C, 'teal': 0x008080, 'thistle': 0xD8BFD8, 'tomato': 0xFF6347, 'turquoise': 0x40E0D0,
'violet': 0xEE82EE, 'wheat': 0xF5DEB3, 'white': 0xFFFFFF, 'whitesmoke': 0xF5F5F5, 'yellow': 0xFFFF00, 'yellowgreen': 0x9ACD32 };

// File:src/math/Quaternion.js

/**
 * @author mikael emtinger / http://gomo.se/
 * @author alteredq / http://alteredqualia.com/
 * @author WestLangley / http://github.com/WestLangley
 * @author bhouston / http://clara.io
 */

THREE.Quaternion = function ( x, y, z, w ) {

	this._x = x || 0;
	this._y = y || 0;
	this._z = z || 0;
	this._w = ( w !== undefined ) ? w : 1;

};

THREE.Quaternion.prototype = {

	constructor: THREE.Quaternion,

	get x () {

		return this._x;

	},

	set x ( value ) {

		this._x = value;
		this.onChangeCallback();

	},

	get y () {

		return this._y;

	},

	set y ( value ) {

		this._y = value;
		this.onChangeCallback();

	},

	get z () {

		return this._z;

	},

	set z ( value ) {

		this._z = value;
		this.onChangeCallback();

	},

	get w () {

		return this._w;

	},

	set w ( value ) {

		this._w = value;
		this.onChangeCallback();

	},

	set: function ( x, y, z, w ) {

		this._x = x;
		this._y = y;
		this._z = z;
		this._w = w;

		this.onChangeCallback();

		return this;

	},

	clone: function () {

		return new this.constructor( this._x, this._y, this._z, this._w );

	},

	copy: function ( quaternion ) {

		this._x = quaternion.x;
		this._y = quaternion.y;
		this._z = quaternion.z;
		this._w = quaternion.w;

		this.onChangeCallback();

		return this;

	},

	setFromEuler: function ( euler, update ) {

		if ( euler instanceof THREE.Euler === false ) {

			throw new Error( 'THREE.Quaternion: .setFromEuler() now expects a Euler rotation rather than a Vector3 and order.' );

		}

		// http://www.mathworks.com/matlabcentral/fileexchange/
		// 	20696-function-to-convert-between-dcm-euler-angles-quaternions-and-euler-vectors/
		//	content/SpinCalc.m

		var c1 = Math.cos( euler._x / 2 );
		var c2 = Math.cos( euler._y / 2 );
		var c3 = Math.cos( euler._z / 2 );
		var s1 = Math.sin( euler._x / 2 );
		var s2 = Math.sin( euler._y / 2 );
		var s3 = Math.sin( euler._z / 2 );

		var order = euler.order;

		if ( order === 'XYZ' ) {

			this._x = s1 * c2 * c3 + c1 * s2 * s3;
			this._y = c1 * s2 * c3 - s1 * c2 * s3;
			this._z = c1 * c2 * s3 + s1 * s2 * c3;
			this._w = c1 * c2 * c3 - s1 * s2 * s3;

		} else if ( order === 'YXZ' ) {

			this._x = s1 * c2 * c3 + c1 * s2 * s3;
			this._y = c1 * s2 * c3 - s1 * c2 * s3;
			this._z = c1 * c2 * s3 - s1 * s2 * c3;
			this._w = c1 * c2 * c3 + s1 * s2 * s3;

		} else if ( order === 'ZXY' ) {

			this._x = s1 * c2 * c3 - c1 * s2 * s3;
			this._y = c1 * s2 * c3 + s1 * c2 * s3;
			this._z = c1 * c2 * s3 + s1 * s2 * c3;
			this._w = c1 * c2 * c3 - s1 * s2 * s3;

		} else if ( order === 'ZYX' ) {

			this._x = s1 * c2 * c3 - c1 * s2 * s3;
			this._y = c1 * s2 * c3 + s1 * c2 * s3;
			this._z = c1 * c2 * s3 - s1 * s2 * c3;
			this._w = c1 * c2 * c3 + s1 * s2 * s3;

		} else if ( order === 'YZX' ) {

			this._x = s1 * c2 * c3 + c1 * s2 * s3;
			this._y = c1 * s2 * c3 + s1 * c2 * s3;
			this._z = c1 * c2 * s3 - s1 * s2 * c3;
			this._w = c1 * c2 * c3 - s1 * s2 * s3;

		} else if ( order === 'XZY' ) {

			this._x = s1 * c2 * c3 - c1 * s2 * s3;
			this._y = c1 * s2 * c3 - s1 * c2 * s3;
			this._z = c1 * c2 * s3 + s1 * s2 * c3;
			this._w = c1 * c2 * c3 + s1 * s2 * s3;

		}

		if ( update !== false ) this.onChangeCallback();

		return this;

	},

	setFromAxisAngle: function ( axis, angle ) {

		// http://www.euclideanspace.com/maths/geometry/rotations/conversions/angleToQuaternion/index.htm

		// assumes axis is normalized

		var halfAngle = angle / 2, s = Math.sin( halfAngle );

		this._x = axis.x * s;
		this._y = axis.y * s;
		this._z = axis.z * s;
		this._w = Math.cos( halfAngle );

		this.onChangeCallback();

		return this;

	},

	setFromRotationMatrix: function ( m ) {

		// http://www.euclideanspace.com/maths/geometry/rotations/conversions/matrixToQuaternion/index.htm

		// assumes the upper 3x3 of m is a pure rotation matrix (i.e, unscaled)

		var te = m.elements,

			m11 = te[ 0 ], m12 = te[ 4 ], m13 = te[ 8 ],
			m21 = te[ 1 ], m22 = te[ 5 ], m23 = te[ 9 ],
			m31 = te[ 2 ], m32 = te[ 6 ], m33 = te[ 10 ],

			trace = m11 + m22 + m33,
			s;

		if ( trace > 0 ) {

			s = 0.5 / Math.sqrt( trace + 1.0 );

			this._w = 0.25 / s;
			this._x = ( m32 - m23 ) * s;
			this._y = ( m13 - m31 ) * s;
			this._z = ( m21 - m12 ) * s;

		} else if ( m11 > m22 && m11 > m33 ) {

			s = 2.0 * Math.sqrt( 1.0 + m11 - m22 - m33 );

			this._w = ( m32 - m23 ) / s;
			this._x = 0.25 * s;
			this._y = ( m12 + m21 ) / s;
			this._z = ( m13 + m31 ) / s;

		} else if ( m22 > m33 ) {

			s = 2.0 * Math.sqrt( 1.0 + m22 - m11 - m33 );

			this._w = ( m13 - m31 ) / s;
			this._x = ( m12 + m21 ) / s;
			this._y = 0.25 * s;
			this._z = ( m23 + m32 ) / s;

		} else {

			s = 2.0 * Math.sqrt( 1.0 + m33 - m11 - m22 );

			this._w = ( m21 - m12 ) / s;
			this._x = ( m13 + m31 ) / s;
			this._y = ( m23 + m32 ) / s;
			this._z = 0.25 * s;

		}

		this.onChangeCallback();

		return this;

	},

	setFromUnitVectors: function () {

		// http://lolengine.net/blog/2014/02/24/quaternion-from-two-vectors-final

		// assumes direction vectors vFrom and vTo are normalized

		var v1, r;

		var EPS = 0.000001;

		return function ( vFrom, vTo ) {

			if ( v1 === undefined ) v1 = new THREE.Vector3();

			r = vFrom.dot( vTo ) + 1;

			if ( r < EPS ) {

				r = 0;

				if ( Math.abs( vFrom.x ) > Math.abs( vFrom.z ) ) {

					v1.set( - vFrom.y, vFrom.x, 0 );

				} else {

					v1.set( 0, - vFrom.z, vFrom.y );

				}

			} else {

				v1.crossVectors( vFrom, vTo );

			}

			this._x = v1.x;
			this._y = v1.y;
			this._z = v1.z;
			this._w = r;

			this.normalize();

			return this;

		}

	}(),

	inverse: function () {

		this.conjugate().normalize();

		return this;

	},

	conjugate: function () {

		this._x *= - 1;
		this._y *= - 1;
		this._z *= - 1;

		this.onChangeCallback();

		return this;

	},

	dot: function ( v ) {

		return this._x * v._x + this._y * v._y + this._z * v._z + this._w * v._w;

	},

	lengthSq: function () {

		return this._x * this._x + this._y * this._y + this._z * this._z + this._w * this._w;

	},

	length: function () {

		return Math.sqrt( this._x * this._x + this._y * this._y + this._z * this._z + this._w * this._w );

	},

	normalize: function () {

		var l = this.length();

		if ( l === 0 ) {

			this._x = 0;
			this._y = 0;
			this._z = 0;
			this._w = 1;

		} else {

			l = 1 / l;

			this._x = this._x * l;
			this._y = this._y * l;
			this._z = this._z * l;
			this._w = this._w * l;

		}

		this.onChangeCallback();

		return this;

	},

	multiply: function ( q, p ) {

		if ( p !== undefined ) {

			console.warn( 'THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead.' );
			return this.multiplyQuaternions( q, p );

		}

		return this.multiplyQuaternions( this, q );

	},

	multiplyQuaternions: function ( a, b ) {

		// from http://www.euclideanspace.com/maths/algebra/realNormedAlgebra/quaternions/code/index.htm

		var qax = a._x, qay = a._y, qaz = a._z, qaw = a._w;
		var qbx = b._x, qby = b._y, qbz = b._z, qbw = b._w;

		this._x = qax * qbw + qaw * qbx + qay * qbz - qaz * qby;
		this._y = qay * qbw + qaw * qby + qaz * qbx - qax * qbz;
		this._z = qaz * qbw + qaw * qbz + qax * qby - qay * qbx;
		this._w = qaw * qbw - qax * qbx - qay * qby - qaz * qbz;

		this.onChangeCallback();

		return this;

	},

	multiplyVector3: function ( vector ) {

		console.warn( 'THREE.Quaternion: .multiplyVector3() has been removed. Use is now vector.applyQuaternion( quaternion ) instead.' );
		return vector.applyQuaternion( this );

	},

	slerp: function ( qb, t ) {

		if ( t === 0 ) return this;
		if ( t === 1 ) return this.copy( qb );

		var x = this._x, y = this._y, z = this._z, w = this._w;

		// http://www.euclideanspace.com/maths/algebra/realNormedAlgebra/quaternions/slerp/

		var cosHalfTheta = w * qb._w + x * qb._x + y * qb._y + z * qb._z;

		if ( cosHalfTheta < 0 ) {

			this._w = - qb._w;
			this._x = - qb._x;
			this._y = - qb._y;
			this._z = - qb._z;

			cosHalfTheta = - cosHalfTheta;

		} else {

			this.copy( qb );

		}

		if ( cosHalfTheta >= 1.0 ) {

			this._w = w;
			this._x = x;
			this._y = y;
			this._z = z;

			return this;

		}

		var halfTheta = Math.acos( cosHalfTheta );
		var sinHalfTheta = Math.sqrt( 1.0 - cosHalfTheta * cosHalfTheta );

		if ( Math.abs( sinHalfTheta ) < 0.001 ) {

			this._w = 0.5 * ( w + this._w );
			this._x = 0.5 * ( x + this._x );
			this._y = 0.5 * ( y + this._y );
			this._z = 0.5 * ( z + this._z );

			return this;

		}

		var ratioA = Math.sin( ( 1 - t ) * halfTheta ) / sinHalfTheta,
		ratioB = Math.sin( t * halfTheta ) / sinHalfTheta;

		this._w = ( w * ratioA + this._w * ratioB );
		this._x = ( x * ratioA + this._x * ratioB );
		this._y = ( y * ratioA + this._y * ratioB );
		this._z = ( z * ratioA + this._z * ratioB );

		this.onChangeCallback();

		return this;

	},

	equals: function ( quaternion ) {

		return ( quaternion._x === this._x ) && ( quaternion._y === this._y ) && ( quaternion._z === this._z ) && ( quaternion._w === this._w );

	},

	fromArray: function ( array, offset ) {

		if ( offset === undefined ) offset = 0;

		this._x = array[ offset ];
		this._y = array[ offset + 1 ];
		this._z = array[ offset + 2 ];
		this._w = array[ offset + 3 ];

		this.onChangeCallback();

		return this;

	},

	toArray: function ( array, offset ) {

		if ( array === undefined ) array = [];
		if ( offset === undefined ) offset = 0;

		array[ offset ] = this._x;
		array[ offset + 1 ] = this._y;
		array[ offset + 2 ] = this._z;
		array[ offset + 3 ] = this._w;

		return array;

	},

	onChange: function ( callback ) {

		this.onChangeCallback = callback;

		return this;

	},

	onChangeCallback: function () {}

};

THREE.Quaternion.slerp = function ( qa, qb, qm, t ) {

	return qm.copy( qa ).slerp( qb, t );

};

// File:src/math/Vector2.js

/**
 * @author mrdoob / http://mrdoob.com/
 * @author philogb / http://blog.thejit.org/
 * @author egraether / http://egraether.com/
 * @author zz85 / http://www.lab4games.net/zz85/blog
 */

THREE.Vector2 = function ( x, y ) {

	this.x = x || 0;
	this.y = y || 0;

};

THREE.Vector2.prototype = {

	constructor: THREE.Vector2,

	get width() { return this.x },
	set width( value ) { this.x = value },

	get height() { return this.y },
	set height( value ) { this.y = value },

	//

	set: function ( x, y ) {

		this.x = x;
		this.y = y;

		return this;

	},

	setX: function ( x ) {

		this.x = x;

		return this;

	},

	setY: function ( y ) {

		this.y = y;

		return this;

	},

	setComponent: function ( index, value ) {

		switch ( index ) {

			case 0: this.x = value; break;
			case 1: this.y = value; break;
			default: throw new Error( 'index is out of range: ' + index );

		}

	},

	getComponent: function ( index ) {

		switch ( index ) {

			case 0: return this.x;
			case 1: return this.y;
			default: throw new Error( 'index is out of range: ' + index );

		}

	},

	clone: function () {

		return new this.constructor( this.x, this.y );

	},

	copy: function ( v ) {

		this.x = v.x;
		this.y = v.y;

		return this;

	},

	add: function ( v, w ) {

		if ( w !== undefined ) {

			console.warn( 'THREE.Vector2: .add() now only accepts one argument. Use .addVectors( a, b ) instead.' );
			return this.addVectors( v, w );

		}

		this.x += v.x;
		this.y += v.y;

		return this;

	},

	addScalar: function ( s ) {

		this.x += s;
		this.y += s;

		return this;

	},

	addVectors: function ( a, b ) {

		this.x = a.x + b.x;
		this.y = a.y + b.y;

		return this;

	},

	addScaledVector: function ( v, s ) {

		this.x += v.x * s;
		this.y += v.y * s;

		return this;

	},

	sub: function ( v, w ) {

		if ( w !== undefined ) {

			console.warn( 'THREE.Vector2: .sub() now only accepts one argument. Use .subVectors( a, b ) instead.' );
			return this.subVectors( v, w );

		}

		this.x -= v.x;
		this.y -= v.y;

		return this;

	},

	subScalar: function ( s ) {

		this.x -= s;
		this.y -= s;

		return this;

	},

	subVectors: function ( a, b ) {

		this.x = a.x - b.x;
		this.y = a.y - b.y;

		return this;

	},

	multiply: function ( v ) {

		this.x *= v.x;
		this.y *= v.y;

		return this;

	},

	multiplyScalar: function ( scalar ) {

		if ( isFinite( scalar ) ) {
			this.x *= scalar;
			this.y *= scalar;
		} else {
			this.x = 0;
			this.y = 0;
		}

		return this;

	},

	divide: function ( v ) {

		this.x /= v.x;
		this.y /= v.y;

		return this;

	},

	divideScalar: function ( scalar ) {

		return this.multiplyScalar( 1 / scalar );

	},

	min: function ( v ) {

		this.x = Math.min( this.x, v.x );
		this.y = Math.min( this.y, v.y );

		return this;

	},

	max: function ( v ) {

		this.x = Math.max( this.x, v.x );
		this.y = Math.max( this.y, v.y );

		return this;

	},

	clamp: function ( min, max ) {

		// This function assumes min < max, if this assumption isn't true it will not operate correctly

		this.x = Math.max( min.x, Math.min( max.x, this.x ) );
		this.y = Math.max( min.y, Math.min( max.y, this.y ) );

		return this;

	},

	clampScalar: function () {

		var min, max;

		return function clampScalar( minVal, maxVal ) {

			if ( min === undefined ) {

				min = new THREE.Vector2();
				max = new THREE.Vector2();

			}

			min.set( minVal, minVal );
			max.set( maxVal, maxVal );

			return this.clamp( min, max );

		};

	}(),

	clampLength: function ( min, max ) {

		var length = this.length();

		this.multiplyScalar( Math.max( min, Math.min( max, length ) ) / length );

		return this;

	},

	floor: function () {

		this.x = Math.floor( this.x );
		this.y = Math.floor( this.y );

		return this;

	},

	ceil: function () {

		this.x = Math.ceil( this.x );
		this.y = Math.ceil( this.y );

		return this;

	},

	round: function () {

		this.x = Math.round( this.x );
		this.y = Math.round( this.y );

		return this;

	},

	roundToZero: function () {

		this.x = ( this.x < 0 ) ? Math.ceil( this.x ) : Math.floor( this.x );
		this.y = ( this.y < 0 ) ? Math.ceil( this.y ) : Math.floor( this.y );

		return this;

	},

	negate: function () {

		this.x = - this.x;
		this.y = - this.y;

		return this;

	},

	dot: function ( v ) {

		return this.x * v.x + this.y * v.y;

	},

	lengthSq: function () {

		return this.x * this.x + this.y * this.y;

	},

	length: function () {

		return Math.sqrt( this.x * this.x + this.y * this.y );

	},

	lengthManhattan: function() {

		return Math.abs( this.x ) + Math.abs( this.y );

	},

	normalize: function () {

		return this.divideScalar( this.length() );

	},

	distanceTo: function ( v ) {

		return Math.sqrt( this.distanceToSquared( v ) );

	},

	distanceToSquared: function ( v ) {

		var dx = this.x - v.x, dy = this.y - v.y;
		return dx * dx + dy * dy;

	},

	setLength: function ( length ) {

		return this.multiplyScalar( length / this.length() );

	},

	lerp: function ( v, alpha ) {

		this.x += ( v.x - this.x ) * alpha;
		this.y += ( v.y - this.y ) * alpha;

		return this;

	},

	lerpVectors: function ( v1, v2, alpha ) {

		this.subVectors( v2, v1 ).multiplyScalar( alpha ).add( v1 );

		return this;

	},

	equals: function ( v ) {

		return ( ( v.x === this.x ) && ( v.y === this.y ) );

	},

	fromArray: function ( array, offset ) {

		if ( offset === undefined ) offset = 0;

		this.x = array[ offset ];
		this.y = array[ offset + 1 ];

		return this;

	},

	toArray: function ( array, offset ) {

		if ( array === undefined ) array = [];
		if ( offset === undefined ) offset = 0;

		array[ offset ] = this.x;
		array[ offset + 1 ] = this.y;

		return array;

	},

	fromAttribute: function ( attribute, index, offset ) {

		if ( offset === undefined ) offset = 0;

		index = index * attribute.itemSize + offset;

		this.x = attribute.array[ index ];
		this.y = attribute.array[ index + 1 ];

		return this;

	},

	rotateAround: function ( center, angle ) {

		var c = Math.cos( angle ), s = Math.sin( angle );

		var x = this.x - center.x;
		var y = this.y - center.y;

		this.x = x * c - y * s + center.x;
		this.y = x * s + y * c + center.y;

		return this;

	}

};

// File:src/math/Vector3.js

/**
 * @author mrdoob / http://mrdoob.com/
 * @author *kile / http://kile.stravaganza.org/
 * @author philogb / http://blog.thejit.org/
 * @author mikael emtinger / http://gomo.se/
 * @author egraether / http://egraether.com/
 * @author WestLangley / http://github.com/WestLangley
 */

THREE.Vector3 = function ( x, y, z ) {

	this.x = x || 0;
	this.y = y || 0;
	this.z = z || 0;

};

THREE.Vector3.prototype = {

	constructor: THREE.Vector3,

	set: function ( x, y, z ) {

		this.x = x;
		this.y = y;
		this.z = z;

		return this;

	},

	setX: function ( x ) {

		this.x = x;

		return this;

	},

	setY: function ( y ) {

		this.y = y;

		return this;

	},

	setZ: function ( z ) {

		this.z = z;

		return this;

	},

	setComponent: function ( index, value ) {

		switch ( index ) {

			case 0: this.x = value; break;
			case 1: this.y = value; break;
			case 2: this.z = value; break;
			default: throw new Error( 'index is out of range: ' + index );

		}

	},

	getComponent: function ( index ) {

		switch ( index ) {

			case 0: return this.x;
			case 1: return this.y;
			case 2: return this.z;
			default: throw new Error( 'index is out of range: ' + index );

		}

	},

	clone: function () {

		return new this.constructor( this.x, this.y, this.z );

	},

	copy: function ( v ) {

		this.x = v.x;
		this.y = v.y;
		this.z = v.z;

		return this;

	},

	add: function ( v, w ) {

		if ( w !== undefined ) {

			console.warn( 'THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead.' );
			return this.addVectors( v, w );

		}

		this.x += v.x;
		this.y += v.y;
		this.z += v.z;

		return this;

	},

	addScalar: function ( s ) {

		this.x += s;
		this.y += s;
		this.z += s;

		return this;

	},

	addVectors: function ( a, b ) {

		this.x = a.x + b.x;
		this.y = a.y + b.y;
		this.z = a.z + b.z;

		return this;

	},

	addScaledVector: function ( v, s ) {

		this.x += v.x * s;
		this.y += v.y * s;
		this.z += v.z * s;

		return this;

	},

	sub: function ( v, w ) {

		if ( w !== undefined ) {

			console.warn( 'THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead.' );
			return this.subVectors( v, w );

		}

		this.x -= v.x;
		this.y -= v.y;
		this.z -= v.z;

		return this;

	},

	subScalar: function ( s ) {

		this.x -= s;
		this.y -= s;
		this.z -= s;

		return this;

	},

	subVectors: function ( a, b ) {

		this.x = a.x - b.x;
		this.y = a.y - b.y;
		this.z = a.z - b.z;

		return this;

	},

	multiply: function ( v, w ) {

		if ( w !== undefined ) {

			console.warn( 'THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead.' );
			return this.multiplyVectors( v, w );

		}

		this.x *= v.x;
		this.y *= v.y;
		this.z *= v.z;

		return this;

	},

	multiplyScalar: function ( scalar ) {

		if ( isFinite( scalar ) ) {
			this.x *= scalar;
			this.y *= scalar;
			this.z *= scalar;
		} else {
			this.x = 0;
			this.y = 0;
			this.z = 0;
		}

		return this;

	},

	multiplyVectors: function ( a, b ) {

		this.x = a.x * b.x;
		this.y = a.y * b.y;
		this.z = a.z * b.z;

		return this;

	},

	applyEuler: function () {

		var quaternion;

		return function applyEuler( euler ) {

			if ( euler instanceof THREE.Euler === false ) {

				console.error( 'THREE.Vector3: .applyEuler() now expects a Euler rotation rather than a Vector3 and order.' );

			}

			if ( quaternion === undefined ) quaternion = new THREE.Quaternion();

			this.applyQuaternion( quaternion.setFromEuler( euler ) );

			return this;

		};

	}(),

	applyAxisAngle: function () {

		var quaternion;

		return function applyAxisAngle( axis, angle ) {

			if ( quaternion === undefined ) quaternion = new THREE.Quaternion();

			this.applyQuaternion( quaternion.setFromAxisAngle( axis, angle ) );

			return this;

		};

	}(),

	applyMatrix3: function ( m ) {

		var x = this.x;
		var y = this.y;
		var z = this.z;

		var e = m.elements;

		this.x = e[ 0 ] * x + e[ 3 ] * y + e[ 6 ] * z;
		this.y = e[ 1 ] * x + e[ 4 ] * y + e[ 7 ] * z;
		this.z = e[ 2 ] * x + e[ 5 ] * y + e[ 8 ] * z;

		return this;

	},

	applyMatrix4: function ( m ) {

		// input: THREE.Matrix4 affine matrix

		var x = this.x, y = this.y, z = this.z;

		var e = m.elements;

		this.x = e[ 0 ] * x + e[ 4 ] * y + e[ 8 ]  * z + e[ 12 ];
		this.y = e[ 1 ] * x + e[ 5 ] * y + e[ 9 ]  * z + e[ 13 ];
		this.z = e[ 2 ] * x + e[ 6 ] * y + e[ 10 ] * z + e[ 14 ];

		return this;

	},

	applyProjection: function ( m ) {

		// input: THREE.Matrix4 projection matrix

		var x = this.x, y = this.y, z = this.z;

		var e = m.elements;
		var d = 1 / ( e[ 3 ] * x + e[ 7 ] * y + e[ 11 ] * z + e[ 15 ] ); // perspective divide

		this.x = ( e[ 0 ] * x + e[ 4 ] * y + e[ 8 ]  * z + e[ 12 ] ) * d;
		this.y = ( e[ 1 ] * x + e[ 5 ] * y + e[ 9 ]  * z + e[ 13 ] ) * d;
		this.z = ( e[ 2 ] * x + e[ 6 ] * y + e[ 10 ] * z + e[ 14 ] ) * d;

		return this;

	},

	applyQuaternion: function ( q ) {

		var x = this.x;
		var y = this.y;
		var z = this.z;

		var qx = q.x;
		var qy = q.y;
		var qz = q.z;
		var qw = q.w;

		// calculate quat * vector

		var ix =  qw * x + qy * z - qz * y;
		var iy =  qw * y + qz * x - qx * z;
		var iz =  qw * z + qx * y - qy * x;
		var iw = - qx * x - qy * y - qz * z;

		// calculate result * inverse quat

		this.x = ix * qw + iw * - qx + iy * - qz - iz * - qy;
		this.y = iy * qw + iw * - qy + iz * - qx - ix * - qz;
		this.z = iz * qw + iw * - qz + ix * - qy - iy * - qx;

		return this;

	},

	project: function () {

		var matrix;

		return function project( camera ) {

			if ( matrix === undefined ) matrix = new THREE.Matrix4();

			matrix.multiplyMatrices( camera.projectionMatrix, matrix.getInverse( camera.matrixWorld ) );
			return this.applyProjection( matrix );

		};

	}(),

	unproject: function () {

		var matrix;

		return function unproject( camera ) {

			if ( matrix === undefined ) matrix = new THREE.Matrix4();

			matrix.multiplyMatrices( camera.matrixWorld, matrix.getInverse( camera.projectionMatrix ) );
			return this.applyProjection( matrix );

		};

	}(),

	transformDirection: function ( m ) {

		// input: THREE.Matrix4 affine matrix
		// vector interpreted as a direction

		var x = this.x, y = this.y, z = this.z;

		var e = m.elements;

		this.x = e[ 0 ] * x + e[ 4 ] * y + e[ 8 ]  * z;
		this.y = e[ 1 ] * x + e[ 5 ] * y + e[ 9 ]  * z;
		this.z = e[ 2 ] * x + e[ 6 ] * y + e[ 10 ] * z;

		this.normalize();

		return this;

	},

	divide: function ( v ) {

		this.x /= v.x;
		this.y /= v.y;
		this.z /= v.z;

		return this;

	},

	divideScalar: function ( scalar ) {

		return this.multiplyScalar( 1 / scalar );

	},

	min: function ( v ) {

		this.x = Math.min( this.x, v.x );
		this.y = Math.min( this.y, v.y );
		this.z = Math.min( this.z, v.z );

		return this;

	},

	max: function ( v ) {

		this.x = Math.max( this.x, v.x );
		this.y = Math.max( this.y, v.y );
		this.z = Math.max( this.z, v.z );

		return this;

	},

	clamp: function ( min, max ) {

		// This function assumes min < max, if this assumption isn't true it will not operate correctly

		this.x = Math.max( min.x, Math.min( max.x, this.x ) );
		this.y = Math.max( min.y, Math.min( max.y, this.y ) );
		this.z = Math.max( min.z, Math.min( max.z, this.z ) );

		return this;

	},

	clampScalar: function () {

		var min, max;

		return function clampScalar( minVal, maxVal ) {

			if ( min === undefined ) {

				min = new THREE.Vector3();
				max = new THREE.Vector3();

			}

			min.set( minVal, minVal, minVal );
			max.set( maxVal, maxVal, maxVal );

			return this.clamp( min, max );

		};

	}(),

	clampLength: function ( min, max ) {

		var length = this.length();

		this.multiplyScalar( Math.max( min, Math.min( max, length ) ) / length );

		return this;

	},

	floor: function () {

		this.x = Math.floor( this.x );
		this.y = Math.floor( this.y );
		this.z = Math.floor( this.z );

		return this;

	},

	ceil: function () {

		this.x = Math.ceil( this.x );
		this.y = Math.ceil( this.y );
		this.z = Math.ceil( this.z );

		return this;

	},

	round: function () {

		this.x = Math.round( this.x );
		this.y = Math.round( this.y );
		this.z = Math.round( this.z );

		return this;

	},

	roundToZero: function () {

		this.x = ( this.x < 0 ) ? Math.ceil( this.x ) : Math.floor( this.x );
		this.y = ( this.y < 0 ) ? Math.ceil( this.y ) : Math.floor( this.y );
		this.z = ( this.z < 0 ) ? Math.ceil( this.z ) : Math.floor( this.z );

		return this;

	},

	negate: function () {

		this.x = - this.x;
		this.y = - this.y;
		this.z = - this.z;

		return this;

	},

	dot: function ( v ) {

		return this.x * v.x + this.y * v.y + this.z * v.z;

	},

	lengthSq: function () {

		return this.x * this.x + this.y * this.y + this.z * this.z;

	},

	length: function () {

		return Math.sqrt( this.x * this.x + this.y * this.y + this.z * this.z );

	},

	lengthManhattan: function () {

		return Math.abs( this.x ) + Math.abs( this.y ) + Math.abs( this.z );

	},

	normalize: function () {

		return this.divideScalar( this.length() );

	},

	setLength: function ( length ) {

		return this.multiplyScalar( length / this.length() );

	},

	lerp: function ( v, alpha ) {

		this.x += ( v.x - this.x ) * alpha;
		this.y += ( v.y - this.y ) * alpha;
		this.z += ( v.z - this.z ) * alpha;

		return this;

	},

	lerpVectors: function ( v1, v2, alpha ) {

		this.subVectors( v2, v1 ).multiplyScalar( alpha ).add( v1 );

		return this;

	},

	cross: function ( v, w ) {

		if ( w !== undefined ) {

			console.warn( 'THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead.' );
			return this.crossVectors( v, w );

		}

		var x = this.x, y = this.y, z = this.z;

		this.x = y * v.z - z * v.y;
		this.y = z * v.x - x * v.z;
		this.z = x * v.y - y * v.x;

		return this;

	},

	crossVectors: function ( a, b ) {

		var ax = a.x, ay = a.y, az = a.z;
		var bx = b.x, by = b.y, bz = b.z;

		this.x = ay * bz - az * by;
		this.y = az * bx - ax * bz;
		this.z = ax * by - ay * bx;

		return this;

	},

	projectOnVector: function () {

		var v1, dot;

		return function projectOnVector( vector ) {

			if ( v1 === undefined ) v1 = new THREE.Vector3();

			v1.copy( vector ).normalize();

			dot = this.dot( v1 );

			return this.copy( v1 ).multiplyScalar( dot );

		};

	}(),

	projectOnPlane: function () {

		var v1;

		return function projectOnPlane( planeNormal ) {

			if ( v1 === undefined ) v1 = new THREE.Vector3();

			v1.copy( this ).projectOnVector( planeNormal );

			return this.sub( v1 );

		}

	}(),

	reflect: function () {

		// reflect incident vector off plane orthogonal to normal
		// normal is assumed to have unit length

		var v1;

		return function reflect( normal ) {

			if ( v1 === undefined ) v1 = new THREE.Vector3();

			return this.sub( v1.copy( normal ).multiplyScalar( 2 * this.dot( normal ) ) );

		}

	}(),

	angleTo: function ( v ) {

		var theta = this.dot( v ) / ( this.length() * v.length() );

		// clamp, to handle numerical problems

		return Math.acos( THREE.Math.clamp( theta, - 1, 1 ) );

	},

	distanceTo: function ( v ) {

		return Math.sqrt( this.distanceToSquared( v ) );

	},

	distanceToSquared: function ( v ) {

		var dx = this.x - v.x;
		var dy = this.y - v.y;
		var dz = this.z - v.z;

		return dx * dx + dy * dy + dz * dz;

	},

	setEulerFromRotationMatrix: function ( m, order ) {

		console.error( 'THREE.Vector3: .setEulerFromRotationMatrix() has been removed. Use Euler.setFromRotationMatrix() instead.' );

	},

	setEulerFromQuaternion: function ( q, order ) {

		console.error( 'THREE.Vector3: .setEulerFromQuaternion() has been removed. Use Euler.setFromQuaternion() instead.' );

	},

	getPositionFromMatrix: function ( m ) {

		console.warn( 'THREE.Vector3: .getPositionFromMatrix() has been renamed to .setFromMatrixPosition().' );

		return this.setFromMatrixPosition( m );

	},

	getScaleFromMatrix: function ( m ) {

		console.warn( 'THREE.Vector3: .getScaleFromMatrix() has been renamed to .setFromMatrixScale().' );

		return this.setFromMatrixScale( m );

	},

	getColumnFromMatrix: function ( index, matrix ) {

		console.warn( 'THREE.Vector3: .getColumnFromMatrix() has been renamed to .setFromMatrixColumn().' );

		return this.setFromMatrixColumn( index, matrix );

	},

	setFromMatrixPosition: function ( m ) {

		this.x = m.elements[ 12 ];
		this.y = m.elements[ 13 ];
		this.z = m.elements[ 14 ];

		return this;

	},

	setFromMatrixScale: function ( m ) {

		var sx = this.set( m.elements[ 0 ], m.elements[ 1 ], m.elements[ 2 ] ).length();
		var sy = this.set( m.elements[ 4 ], m.elements[ 5 ], m.elements[ 6 ] ).length();
		var sz = this.set( m.elements[ 8 ], m.elements[ 9 ], m.elements[ 10 ] ).length();

		this.x = sx;
		this.y = sy;
		this.z = sz;

		return this;

	},

	setFromMatrixColumn: function ( index, matrix ) {

		var offset = index * 4;

		var me = matrix.elements;

		this.x = me[ offset ];
		this.y = me[ offset + 1 ];
		this.z = me[ offset + 2 ];

		return this;

	},

	equals: function ( v ) {

		return ( ( v.x === this.x ) && ( v.y === this.y ) && ( v.z === this.z ) );

	},

	fromArray: function ( array, offset ) {

		if ( offset === undefined ) offset = 0;

		this.x = array[ offset ];
		this.y = array[ offset + 1 ];
		this.z = array[ offset + 2 ];

		return this;

	},

	toArray: function ( array, offset ) {

		if ( array === undefined ) array = [];
		if ( offset === undefined ) offset = 0;

		array[ offset ] = this.x;
		array[ offset + 1 ] = this.y;
		array[ offset + 2 ] = this.z;

		return array;

	},

	fromAttribute: function ( attribute, index, offset ) {

		if ( offset === undefined ) offset = 0;

		index = index * attribute.itemSize + offset;

		this.x = attribute.array[ index ];
		this.y = attribute.array[ index + 1 ];
		this.z = attribute.array[ index + 2 ];

		return this;

	}

};

// File:src/math/Vector4.js

/**
 * @author supereggbert / http://www.paulbrunt.co.uk/
 * @author philogb / http://blog.thejit.org/
 * @author mikael emtinger / http://gomo.se/
 * @author egraether / http://egraether.com/
 * @author WestLangley / http://github.com/WestLangley
 */

THREE.Vector4 = function ( x, y, z, w ) {

	this.x = x || 0;
	this.y = y || 0;
	this.z = z || 0;
	this.w = ( w !== undefined ) ? w : 1;

};

THREE.Vector4.prototype = {

	constructor: THREE.Vector4,

	set: function ( x, y, z, w ) {

		this.x = x;
		this.y = y;
		this.z = z;
		this.w = w;

		return this;

	},

	setX: function ( x ) {

		this.x = x;

		return this;

	},

	setY: function ( y ) {

		this.y = y;

		return this;

	},

	setZ: function ( z ) {

		this.z = z;

		return this;

	},

	setW: function ( w ) {

		this.w = w;

		return this;

	},

	setComponent: function ( index, value ) {

		switch ( index ) {

			case 0: this.x = value; break;
			case 1: this.y = value; break;
			case 2: this.z = value; break;
			case 3: this.w = value; break;
			default: throw new Error( 'index is out of range: ' + index );

		}

	},

	getComponent: function ( index ) {

		switch ( index ) {

			case 0: return this.x;
			case 1: return this.y;
			case 2: return this.z;
			case 3: return this.w;
			default: throw new Error( 'index is out of range: ' + index );

		}

	},

	clone: function () {

		return new this.constructor( this.x, this.y, this.z, this.w );

	},

	copy: function ( v ) {

		this.x = v.x;
		this.y = v.y;
		this.z = v.z;
		this.w = ( v.w !== undefined ) ? v.w : 1;

		return this;

	},

	add: function ( v, w ) {

		if ( w !== undefined ) {

			console.warn( 'THREE.Vector4: .add() now only accepts one argument. Use .addVectors( a, b ) instead.' );
			return this.addVectors( v, w );

		}

		this.x += v.x;
		this.y += v.y;
		this.z += v.z;
		this.w += v.w;

		return this;

	},

	addScalar: function ( s ) {

		this.x += s;
		this.y += s;
		this.z += s;
		this.w += s;

		return this;

	},

	addVectors: function ( a, b ) {

		this.x = a.x + b.x;
		this.y = a.y + b.y;
		this.z = a.z + b.z;
		this.w = a.w + b.w;

		return this;

	},

	addScaledVector: function ( v, s ) {

		this.x += v.x * s;
		this.y += v.y * s;
		this.z += v.z * s;
		this.w += v.w * s;

		return this;

	},

	sub: function ( v, w ) {

		if ( w !== undefined ) {

			console.warn( 'THREE.Vector4: .sub() now only accepts one argument. Use .subVectors( a, b ) instead.' );
			return this.subVectors( v, w );

		}

		this.x -= v.x;
		this.y -= v.y;
		this.z -= v.z;
		this.w -= v.w;

		return this;

	},

	subScalar: function ( s ) {

		this.x -= s;
		this.y -= s;
		this.z -= s;
		this.w -= s;

		return this;

	},

	subVectors: function ( a, b ) {

		this.x = a.x - b.x;
		this.y = a.y - b.y;
		this.z = a.z - b.z;
		this.w = a.w - b.w;

		return this;

	},

	multiplyScalar: function ( scalar ) {

		if ( isFinite( scalar ) ) {
			this.x *= scalar;
			this.y *= scalar;
			this.z *= scalar;
			this.w *= scalar;
		} else {
			this.x = 0;
			this.y = 0;
			this.z = 0;
			this.w = 0;
		}

		return this;

	},

	applyMatrix4: function ( m ) {

		var x = this.x;
		var y = this.y;
		var z = this.z;
		var w = this.w;

		var e = m.elements;

		this.x = e[ 0 ] * x + e[ 4 ] * y + e[ 8 ] * z + e[ 12 ] * w;
		this.y = e[ 1 ] * x + e[ 5 ] * y + e[ 9 ] * z + e[ 13 ] * w;
		this.z = e[ 2 ] * x + e[ 6 ] * y + e[ 10 ] * z + e[ 14 ] * w;
		this.w = e[ 3 ] * x + e[ 7 ] * y + e[ 11 ] * z + e[ 15 ] * w;

		return this;

	},

	divideScalar: function ( scalar ) {

		return this.multiplyScalar( 1 / scalar );

	},

	setAxisAngleFromQuaternion: function ( q ) {

		// http://www.euclideanspace.com/maths/geometry/rotations/conversions/quaternionToAngle/index.htm

		// q is assumed to be normalized

		this.w = 2 * Math.acos( q.w );

		var s = Math.sqrt( 1 - q.w * q.w );

		if ( s < 0.0001 ) {

			 this.x = 1;
			 this.y = 0;
			 this.z = 0;

		} else {

			 this.x = q.x / s;
			 this.y = q.y / s;
			 this.z = q.z / s;

		}

		return this;

	},

	setAxisAngleFromRotationMatrix: function ( m ) {

		// http://www.euclideanspace.com/maths/geometry/rotations/conversions/matrixToAngle/index.htm

		// assumes the upper 3x3 of m is a pure rotation matrix (i.e, unscaled)

		var angle, x, y, z,		// variables for result
			epsilon = 0.01,		// margin to allow for rounding errors
			epsilon2 = 0.1,		// margin to distinguish between 0 and 180 degrees

			te = m.elements,

			m11 = te[ 0 ], m12 = te[ 4 ], m13 = te[ 8 ],
			m21 = te[ 1 ], m22 = te[ 5 ], m23 = te[ 9 ],
			m31 = te[ 2 ], m32 = te[ 6 ], m33 = te[ 10 ];

		if ( ( Math.abs( m12 - m21 ) < epsilon )
		   && ( Math.abs( m13 - m31 ) < epsilon )
		   && ( Math.abs( m23 - m32 ) < epsilon ) ) {

			// singularity found
			// first check for identity matrix which must have +1 for all terms
			// in leading diagonal and zero in other terms

			if ( ( Math.abs( m12 + m21 ) < epsilon2 )
			   && ( Math.abs( m13 + m31 ) < epsilon2 )
			   && ( Math.abs( m23 + m32 ) < epsilon2 )
			   && ( Math.abs( m11 + m22 + m33 - 3 ) < epsilon2 ) ) {

				// this singularity is identity matrix so angle = 0

				this.set( 1, 0, 0, 0 );

				return this; // zero angle, arbitrary axis

			}

			// otherwise this singularity is angle = 180

			angle = Math.PI;

			var xx = ( m11 + 1 ) / 2;
			var yy = ( m22 + 1 ) / 2;
			var zz = ( m33 + 1 ) / 2;
			var xy = ( m12 + m21 ) / 4;
			var xz = ( m13 + m31 ) / 4;
			var yz = ( m23 + m32 ) / 4;

			if ( ( xx > yy ) && ( xx > zz ) ) {

				// m11 is the largest diagonal term

				if ( xx < epsilon ) {

					x = 0;
					y = 0.707106781;
					z = 0.707106781;

				} else {

					x = Math.sqrt( xx );
					y = xy / x;
					z = xz / x;

				}

			} else if ( yy > zz ) {

				// m22 is the largest diagonal term

				if ( yy < epsilon ) {

					x = 0.707106781;
					y = 0;
					z = 0.707106781;

				} else {

					y = Math.sqrt( yy );
					x = xy / y;
					z = yz / y;

				}

			} else {

				// m33 is the largest diagonal term so base result on this

				if ( zz < epsilon ) {

					x = 0.707106781;
					y = 0.707106781;
					z = 0;

				} else {

					z = Math.sqrt( zz );
					x = xz / z;
					y = yz / z;

				}

			}

			this.set( x, y, z, angle );

			return this; // return 180 deg rotation

		}

		// as we have reached here there are no singularities so we can handle normally

		var s = Math.sqrt( ( m32 - m23 ) * ( m32 - m23 )
						  + ( m13 - m31 ) * ( m13 - m31 )
						  + ( m21 - m12 ) * ( m21 - m12 ) ); // used to normalize

		if ( Math.abs( s ) < 0.001 ) s = 1;

		// prevent divide by zero, should not happen if matrix is orthogonal and should be
		// caught by singularity test above, but I've left it in just in case

		this.x = ( m32 - m23 ) / s;
		this.y = ( m13 - m31 ) / s;
		this.z = ( m21 - m12 ) / s;
		this.w = Math.acos( ( m11 + m22 + m33 - 1 ) / 2 );

		return this;

	},

	min: function ( v ) {

		this.x = Math.min( this.x, v.x );
		this.y = Math.min( this.y, v.y );
		this.z = Math.min( this.z, v.z );
		this.w = Math.min( this.w, v.w );

		return this;

	},

	max: function ( v ) {

		this.x = Math.max( this.x, v.x );
		this.y = Math.max( this.y, v.y );
		this.z = Math.max( this.z, v.z );
		this.w = Math.max( this.w, v.w );

		return this;

	},

	clamp: function ( min, max ) {

		// This function assumes min < max, if this assumption isn't true it will not operate correctly

		this.x = Math.max( min.x, Math.min( max.x, this.x ) );
		this.y = Math.max( min.y, Math.min( max.y, this.y ) );
		this.z = Math.max( min.z, Math.min( max.z, this.z ) );
		this.w = Math.max( min.w, Math.min( max.w, this.w ) );

		return this;

	},

	clampScalar: function () {

		var min, max;

		return function clampScalar( minVal, maxVal ) {

			if ( min === undefined ) {

				min = new THREE.Vector4();
				max = new THREE.Vector4();

			}

			min.set( minVal, minVal, minVal, minVal );
			max.set( maxVal, maxVal, maxVal, maxVal );

			return this.clamp( min, max );

		};

	}(),

	floor: function () {

		this.x = Math.floor( this.x );
		this.y = Math.floor( this.y );
		this.z = Math.floor( this.z );
		this.w = Math.floor( this.w );

		return this;

	},

	ceil: function () {

		this.x = Math.ceil( this.x );
		this.y = Math.ceil( this.y );
		this.z = Math.ceil( this.z );
		this.w = Math.ceil( this.w );

		return this;

	},

	round: function () {

		this.x = Math.round( this.x );
		this.y = Math.round( this.y );
		this.z = Math.round( this.z );
		this.w = Math.round( this.w );

		return this;

	},

	roundToZero: function () {

		this.x = ( this.x < 0 ) ? Math.ceil( this.x ) : Math.floor( this.x );
		this.y = ( this.y < 0 ) ? Math.ceil( this.y ) : Math.floor( this.y );
		this.z = ( this.z < 0 ) ? Math.ceil( this.z ) : Math.floor( this.z );
		this.w = ( this.w < 0 ) ? Math.ceil( this.w ) : Math.floor( this.w );

		return this;

	},

	negate: function () {

		this.x = - this.x;
		this.y = - this.y;
		this.z = - this.z;
		this.w = - this.w;

		return this;

	},

	dot: function ( v ) {

		return this.x * v.x + this.y * v.y + this.z * v.z + this.w * v.w;

	},

	lengthSq: function () {

		return this.x * this.x + this.y * this.y + this.z * this.z + this.w * this.w;

	},

	length: function () {

		return Math.sqrt( this.x * this.x + this.y * this.y + this.z * this.z + this.w * this.w );

	},

	lengthManhattan: function () {

		return Math.abs( this.x ) + Math.abs( this.y ) + Math.abs( this.z ) + Math.abs( this.w );

	},

	normalize: function () {

		return this.divideScalar( this.length() );

	},

	setLength: function ( length ) {

		return this.multiplyScalar( length / this.length() );

	},

	lerp: function ( v, alpha ) {

		this.x += ( v.x - this.x ) * alpha;
		this.y += ( v.y - this.y ) * alpha;
		this.z += ( v.z - this.z ) * alpha;
		this.w += ( v.w - this.w ) * alpha;

		return this;

	},

	lerpVectors: function ( v1, v2, alpha ) {

		this.subVectors( v2, v1 ).multiplyScalar( alpha ).add( v1 );

		return this;

	},

	equals: function ( v ) {

		return ( ( v.x === this.x ) && ( v.y === this.y ) && ( v.z === this.z ) && ( v.w === this.w ) );

	},

	fromArray: function ( array, offset ) {

		if ( offset === undefined ) offset = 0;

		this.x = array[ offset ];
		this.y = array[ offset + 1 ];
		this.z = array[ offset + 2 ];
		this.w = array[ offset + 3 ];

		return this;

	},

	toArray: function ( array, offset ) {

		if ( array === undefined ) array = [];
		if ( offset === undefined ) offset = 0;

		array[ offset ] = this.x;
		array[ offset + 1 ] = this.y;
		array[ offset + 2 ] = this.z;
		array[ offset + 3 ] = this.w;

		return array;

	},

	fromAttribute: function ( attribute, index, offset ) {

		if ( offset === undefined ) offset = 0;

		index = index * attribute.itemSize + offset;

		this.x = attribute.array[ index ];
		this.y = attribute.array[ index + 1 ];
		this.z = attribute.array[ index + 2 ];
		this.w = attribute.array[ index + 3 ];

		return this;

	}

};

// File:src/math/Euler.js

/**
 * @author mrdoob / http://mrdoob.com/
 * @author WestLangley / http://github.com/WestLangley
 * @author bhouston / http://clara.io
 */

THREE.Euler = function ( x, y, z, order ) {

	this._x = x || 0;
	this._y = y || 0;
	this._z = z || 0;
	this._order = order || THREE.Euler.DefaultOrder;

};

THREE.Euler.RotationOrders = [ 'XYZ', 'YZX', 'ZXY', 'XZY', 'YXZ', 'ZYX' ];

THREE.Euler.DefaultOrder = 'XYZ';

THREE.Euler.prototype = {

	constructor: THREE.Euler,

	get x () {

		return this._x;

	},

	set x ( value ) {

		this._x = value;
		this.onChangeCallback();

	},

	get y () {

		return this._y;

	},

	set y ( value ) {

		this._y = value;
		this.onChangeCallback();

	},

	get z () {

		return this._z;

	},

	set z ( value ) {

		this._z = value;
		this.onChangeCallback();

	},

	get order () {

		return this._order;

	},

	set order ( value ) {

		this._order = value;
		this.onChangeCallback();

	},

	set: function ( x, y, z, order ) {

		this._x = x;
		this._y = y;
		this._z = z;
		this._order = order || this._order;

		this.onChangeCallback();

		return this;

	},

	clone: function () {

		return new this.constructor( this._x, this._y, this._z, this._order);

	},

	copy: function ( euler ) {

		this._x = euler._x;
		this._y = euler._y;
		this._z = euler._z;
		this._order = euler._order;

		this.onChangeCallback();

		return this;

	},

	setFromRotationMatrix: function ( m, order, update ) {

		var clamp = THREE.Math.clamp;

		// assumes the upper 3x3 of m is a pure rotation matrix (i.e, unscaled)

		var te = m.elements;
		var m11 = te[ 0 ], m12 = te[ 4 ], m13 = te[ 8 ];
		var m21 = te[ 1 ], m22 = te[ 5 ], m23 = te[ 9 ];
		var m31 = te[ 2 ], m32 = te[ 6 ], m33 = te[ 10 ];

		order = order || this._order;

		if ( order === 'XYZ' ) {

			this._y = Math.asin( clamp( m13, - 1, 1 ) );

			if ( Math.abs( m13 ) < 0.99999 ) {

				this._x = Math.atan2( - m23, m33 );
				this._z = Math.atan2( - m12, m11 );

			} else {

				this._x = Math.atan2( m32, m22 );
				this._z = 0;

			}

		} else if ( order === 'YXZ' ) {

			this._x = Math.asin( - clamp( m23, - 1, 1 ) );

			if ( Math.abs( m23 ) < 0.99999 ) {

				this._y = Math.atan2( m13, m33 );
				this._z = Math.atan2( m21, m22 );

			} else {

				this._y = Math.atan2( - m31, m11 );
				this._z = 0;

			}

		} else if ( order === 'ZXY' ) {

			this._x = Math.asin( clamp( m32, - 1, 1 ) );

			if ( Math.abs( m32 ) < 0.99999 ) {

				this._y = Math.atan2( - m31, m33 );
				this._z = Math.atan2( - m12, m22 );

			} else {

				this._y = 0;
				this._z = Math.atan2( m21, m11 );

			}

		} else if ( order === 'ZYX' ) {

			this._y = Math.asin( - clamp( m31, - 1, 1 ) );

			if ( Math.abs( m31 ) < 0.99999 ) {

				this._x = Math.atan2( m32, m33 );
				this._z = Math.atan2( m21, m11 );

			} else {

				this._x = 0;
				this._z = Math.atan2( - m12, m22 );

			}

		} else if ( order === 'YZX' ) {

			this._z = Math.asin( clamp( m21, - 1, 1 ) );

			if ( Math.abs( m21 ) < 0.99999 ) {

				this._x = Math.atan2( - m23, m22 );
				this._y = Math.atan2( - m31, m11 );

			} else {

				this._x = 0;
				this._y = Math.atan2( m13, m33 );

			}

		} else if ( order === 'XZY' ) {

			this._z = Math.asin( - clamp( m12, - 1, 1 ) );

			if ( Math.abs( m12 ) < 0.99999 ) {

				this._x = Math.atan2( m32, m22 );
				this._y = Math.atan2( m13, m11 );

			} else {

				this._x = Math.atan2( - m23, m33 );
				this._y = 0;

			}

		} else {

			console.warn( 'THREE.Euler: .setFromRotationMatrix() given unsupported order: ' + order )

		}

		this._order = order;

		if ( update !== false ) this.onChangeCallback();

		return this;

	},

	setFromQuaternion: function () {

		var matrix;

		return function ( q, order, update ) {

			if ( matrix === undefined ) matrix = new THREE.Matrix4();
			matrix.makeRotationFromQuaternion( q );
			this.setFromRotationMatrix( matrix, order, update );

			return this;

		};

	}(),

	setFromVector3: function ( v, order ) {

		return this.set( v.x, v.y, v.z, order || this._order );

	},

	reorder: function () {

		// WARNING: this discards revolution information -bhouston

		var q = new THREE.Quaternion();

		return function ( newOrder ) {

			q.setFromEuler( this );
			this.setFromQuaternion( q, newOrder );

		};

	}(),

	equals: function ( euler ) {

		return ( euler._x === this._x ) && ( euler._y === this._y ) && ( euler._z === this._z ) && ( euler._order === this._order );

	},

	fromArray: function ( array ) {

		this._x = array[ 0 ];
		this._y = array[ 1 ];
		this._z = array[ 2 ];
		if ( array[ 3 ] !== undefined ) this._order = array[ 3 ];

		this.onChangeCallback();

		return this;

	},

	toArray: function ( array, offset ) {

		if ( array === undefined ) array = [];
		if ( offset === undefined ) offset = 0;

		array[ offset ] = this._x;
		array[ offset + 1 ] = this._y;
		array[ offset + 2 ] = this._z;
		array[ offset + 3 ] = this._order;

		return array;

	},

	toVector3: function ( optionalResult ) {

		if ( optionalResult ) {

			return optionalResult.set( this._x, this._y, this._z );

		} else {

			return new THREE.Vector3( this._x, this._y, this._z );

		}

	},

	onChange: function ( callback ) {

		this.onChangeCallback = callback;

		return this;

	},

	onChangeCallback: function () {}

};

// File:src/math/Line3.js

/**
 * @author bhouston / http://clara.io
 */

THREE.Line3 = function ( start, end ) {

	this.start = ( start !== undefined ) ? start : new THREE.Vector3();
	this.end = ( end !== undefined ) ? end : new THREE.Vector3();

};

THREE.Line3.prototype = {

	constructor: THREE.Line3,

	set: function ( start, end ) {

		this.start.copy( start );
		this.end.copy( end );

		return this;

	},

	clone: function () {

		return new this.constructor().copy( this );

	},

	copy: function ( line ) {

		this.start.copy( line.start );
		this.end.copy( line.end );

		return this;

	},

	center: function ( optionalTarget ) {

		var result = optionalTarget || new THREE.Vector3();
		return result.addVectors( this.start, this.end ).multiplyScalar( 0.5 );

	},

	delta: function ( optionalTarget ) {

		var result = optionalTarget || new THREE.Vector3();
		return result.subVectors( this.end, this.start );

	},

	distanceSq: function () {

		return this.start.distanceToSquared( this.end );

	},

	distance: function () {

		return this.start.distanceTo( this.end );

	},

	at: function ( t, optionalTarget ) {

		var result = optionalTarget || new THREE.Vector3();

		return this.delta( result ).multiplyScalar( t ).add( this.start );

	},

	closestPointToPointParameter: function () {

		var startP = new THREE.Vector3();
		var startEnd = new THREE.Vector3();

		return function ( point, clampToLine ) {

			startP.subVectors( point, this.start );
			startEnd.subVectors( this.end, this.start );

			var startEnd2 = startEnd.dot( startEnd );
			var startEnd_startP = startEnd.dot( startP );

			var t = startEnd_startP / startEnd2;

			if ( clampToLine ) {

				t = THREE.Math.clamp( t, 0, 1 );

			}

			return t;

		};

	}(),

	closestPointToPoint: function ( point, clampToLine, optionalTarget ) {

		var t = this.closestPointToPointParameter( point, clampToLine );

		var result = optionalTarget || new THREE.Vector3();

		return this.delta( result ).multiplyScalar( t ).add( this.start );

	},

	applyMatrix4: function ( matrix ) {

		this.start.applyMatrix4( matrix );
		this.end.applyMatrix4( matrix );

		return this;

	},

	equals: function ( line ) {

		return line.start.equals( this.start ) && line.end.equals( this.end );

	}

};

// File:src/math/Box2.js

/**
 * @author bhouston / http://clara.io
 */

THREE.Box2 = function ( min, max ) {

	this.min = ( min !== undefined ) ? min : new THREE.Vector2( Infinity, Infinity );
	this.max = ( max !== undefined ) ? max : new THREE.Vector2( - Infinity, - Infinity );

};

THREE.Box2.prototype = {

	constructor: THREE.Box2,

	set: function ( min, max ) {

		this.min.copy( min );
		this.max.copy( max );

		return this;

	},

	setFromPoints: function ( points ) {

		this.makeEmpty();

		for ( var i = 0, il = points.length; i < il; i ++ ) {

			this.expandByPoint( points[ i ] )

		}

		return this;

	},

	setFromCenterAndSize: function () {

		var v1 = new THREE.Vector2();

		return function ( center, size ) {

			var halfSize = v1.copy( size ).multiplyScalar( 0.5 );
			this.min.copy( center ).sub( halfSize );
			this.max.copy( center ).add( halfSize );

			return this;

		};

	}(),
	
	clone: function () {

		return new this.constructor().copy( this );

	},

	copy: function ( box ) {

		this.min.copy( box.min );
		this.max.copy( box.max );

		return this;

	},

	makeEmpty: function () {

		this.min.x = this.min.y = Infinity;
		this.max.x = this.max.y = - Infinity;

		return this;

	},

	empty: function () {

		// this is a more robust check for empty than ( volume <= 0 ) because volume can get positive with two negative axes

		return ( this.max.x < this.min.x ) || ( this.max.y < this.min.y );

	},

	center: function ( optionalTarget ) {

		var result = optionalTarget || new THREE.Vector2();
		return result.addVectors( this.min, this.max ).multiplyScalar( 0.5 );

	},

	size: function ( optionalTarget ) {

		var result = optionalTarget || new THREE.Vector2();
		return result.subVectors( this.max, this.min );

	},

	expandByPoint: function ( point ) {

		this.min.min( point );
		this.max.max( point );

		return this;

	},

	expandByVector: function ( vector ) {

		this.min.sub( vector );
		this.max.add( vector );

		return this;

	},

	expandByScalar: function ( scalar ) {

		this.min.addScalar( - scalar );
		this.max.addScalar( scalar );

		return this;

	},

	containsPoint: function ( point ) {

		if ( point.x < this.min.x || point.x > this.max.x ||
		     point.y < this.min.y || point.y > this.max.y ) {

			return false;

		}

		return true;

	},

	containsBox: function ( box ) {

		if ( ( this.min.x <= box.min.x ) && ( box.max.x <= this.max.x ) &&
		     ( this.min.y <= box.min.y ) && ( box.max.y <= this.max.y ) ) {

			return true;

		}

		return false;

	},

	getParameter: function ( point, optionalTarget ) {

		// This can potentially have a divide by zero if the box
		// has a size dimension of 0.

		var result = optionalTarget || new THREE.Vector2();

		return result.set(
			( point.x - this.min.x ) / ( this.max.x - this.min.x ),
			( point.y - this.min.y ) / ( this.max.y - this.min.y )
		);

	},

	isIntersectionBox: function ( box ) {

		// using 6 splitting planes to rule out intersections.

		if ( box.max.x < this.min.x || box.min.x > this.max.x ||
		     box.max.y < this.min.y || box.min.y > this.max.y ) {

			return false;

		}

		return true;

	},

	clampPoint: function ( point, optionalTarget ) {

		var result = optionalTarget || new THREE.Vector2();
		return result.copy( point ).clamp( this.min, this.max );

	},

	distanceToPoint: function () {

		var v1 = new THREE.Vector2();

		return function ( point ) {

			var clampedPoint = v1.copy( point ).clamp( this.min, this.max );
			return clampedPoint.sub( point ).length();

		};

	}(),

	intersect: function ( box ) {

		this.min.max( box.min );
		this.max.min( box.max );

		return this;

	},

	union: function ( box ) {

		this.min.min( box.min );
		this.max.max( box.max );

		return this;

	},

	translate: function ( offset ) {

		this.min.add( offset );
		this.max.add( offset );

		return this;

	},

	equals: function ( box ) {

		return box.min.equals( this.min ) && box.max.equals( this.max );

	}

};

// File:src/math/Box3.js

/**
 * @author bhouston / http://clara.io
 * @author WestLangley / http://github.com/WestLangley
 */

THREE.Box3 = function ( min, max ) {

	this.min = ( min !== undefined ) ? min : new THREE.Vector3( Infinity, Infinity, Infinity );
	this.max = ( max !== undefined ) ? max : new THREE.Vector3( - Infinity, - Infinity, - Infinity );

};

THREE.Box3.prototype = {

	constructor: THREE.Box3,

	set: function ( min, max ) {

		this.min.copy( min );
		this.max.copy( max );

		return this;

	},

	setFromPoints: function ( points ) {

		this.makeEmpty();

		for ( var i = 0, il = points.length; i < il; i ++ ) {

			this.expandByPoint( points[ i ] );

		}

		return this;

	},

	setFromCenterAndSize: function () {

		var v1 = new THREE.Vector3();

		return function ( center, size ) {

			var halfSize = v1.copy( size ).multiplyScalar( 0.5 );

			this.min.copy( center ).sub( halfSize );
			this.max.copy( center ).add( halfSize );

			return this;

		};

	}(),

	setFromObject: function () {

		// Computes the world-axis-aligned bounding box of an object (including its children),
		// accounting for both the object's, and children's, world transforms

		var v1 = new THREE.Vector3();

		return function ( object ) {

			var scope = this;

			object.updateMatrixWorld( true );

			this.makeEmpty();

			object.traverse( function ( node ) {

				var geometry = node.geometry;

				if ( geometry !== undefined ) {

					if ( geometry instanceof THREE.Geometry ) {

						var vertices = geometry.vertices;

						for ( var i = 0, il = vertices.length; i < il; i ++ ) {

							v1.copy( vertices[ i ] );

							v1.applyMatrix4( node.matrixWorld );

							scope.expandByPoint( v1 );

						}

					} else if ( geometry instanceof THREE.BufferGeometry && geometry.attributes[ 'position' ] !== undefined ) {

						var positions = geometry.attributes[ 'position' ].array;

						for ( var i = 0, il = positions.length; i < il; i += 3 ) {

							v1.set( positions[ i ], positions[ i + 1 ], positions[ i + 2 ] );

							v1.applyMatrix4( node.matrixWorld );

							scope.expandByPoint( v1 );

						}

					}

				}

			} );

			return this;

		};

	}(),

	clone: function () {

		return new this.constructor().copy( this );

	},

	copy: function ( box ) {

		this.min.copy( box.min );
		this.max.copy( box.max );

		return this;

	},

	makeEmpty: function () {

		this.min.x = this.min.y = this.min.z = Infinity;
		this.max.x = this.max.y = this.max.z = - Infinity;

		return this;

	},

	empty: function () {

		// this is a more robust check for empty than ( volume <= 0 ) because volume can get positive with two negative axes

		return ( this.max.x < this.min.x ) || ( this.max.y < this.min.y ) || ( this.max.z < this.min.z );

	},

	center: function ( optionalTarget ) {

		var result = optionalTarget || new THREE.Vector3();
		return result.addVectors( this.min, this.max ).multiplyScalar( 0.5 );

	},

	size: function ( optionalTarget ) {

		var result = optionalTarget || new THREE.Vector3();
		return result.subVectors( this.max, this.min );

	},

	expandByPoint: function ( point ) {

		this.min.min( point );
		this.max.max( point );

		return this;

	},

	expandByVector: function ( vector ) {

		this.min.sub( vector );
		this.max.add( vector );

		return this;

	},

	expandByScalar: function ( scalar ) {

		this.min.addScalar( - scalar );
		this.max.addScalar( scalar );

		return this;

	},

	containsPoint: function ( point ) {

		if ( point.x < this.min.x || point.x > this.max.x ||
		     point.y < this.min.y || point.y > this.max.y ||
		     point.z < this.min.z || point.z > this.max.z ) {

			return false;

		}

		return true;

	},

	containsBox: function ( box ) {

		if ( ( this.min.x <= box.min.x ) && ( box.max.x <= this.max.x ) &&
			 ( this.min.y <= box.min.y ) && ( box.max.y <= this.max.y ) &&
			 ( this.min.z <= box.min.z ) && ( box.max.z <= this.max.z ) ) {

			return true;

		}

		return false;

	},

	getParameter: function ( point, optionalTarget ) {

		// This can potentially have a divide by zero if the box
		// has a size dimension of 0.

		var result = optionalTarget || new THREE.Vector3();

		return result.set(
			( point.x - this.min.x ) / ( this.max.x - this.min.x ),
			( point.y - this.min.y ) / ( this.max.y - this.min.y ),
			( point.z - this.min.z ) / ( this.max.z - this.min.z )
		);

	},

	isIntersectionBox: function ( box ) {

		// using 6 splitting planes to rule out intersections.

		if ( box.max.x < this.min.x || box.min.x > this.max.x ||
		     box.max.y < this.min.y || box.min.y > this.max.y ||
		     box.max.z < this.min.z || box.min.z > this.max.z ) {

			return false;

		}

		return true;

	},

	clampPoint: function ( point, optionalTarget ) {

		var result = optionalTarget || new THREE.Vector3();
		return result.copy( point ).clamp( this.min, this.max );

	},

	distanceToPoint: function () {

		var v1 = new THREE.Vector3();

		return function ( point ) {

			var clampedPoint = v1.copy( point ).clamp( this.min, this.max );
			return clampedPoint.sub( point ).length();

		};

	}(),

	getBoundingSphere: function () {

		var v1 = new THREE.Vector3();

		return function ( optionalTarget ) {

			var result = optionalTarget || new THREE.Sphere();

			result.center = this.center();
			result.radius = this.size( v1 ).length() * 0.5;

			return result;

		};

	}(),

	intersect: function ( box ) {

		this.min.max( box.min );
		this.max.min( box.max );

		return this;

	},

	union: function ( box ) {

		this.min.min( box.min );
		this.max.max( box.max );

		return this;

	},

	applyMatrix4: function () {

		var points = [
			new THREE.Vector3(),
			new THREE.Vector3(),
			new THREE.Vector3(),
			new THREE.Vector3(),
			new THREE.Vector3(),
			new THREE.Vector3(),
			new THREE.Vector3(),
			new THREE.Vector3()
		];

		return function ( matrix ) {

			// NOTE: I am using a binary pattern to specify all 2^3 combinations below
			points[ 0 ].set( this.min.x, this.min.y, this.min.z ).applyMatrix4( matrix ); // 000
			points[ 1 ].set( this.min.x, this.min.y, this.max.z ).applyMatrix4( matrix ); // 001
			points[ 2 ].set( this.min.x, this.max.y, this.min.z ).applyMatrix4( matrix ); // 010
			points[ 3 ].set( this.min.x, this.max.y, this.max.z ).applyMatrix4( matrix ); // 011
			points[ 4 ].set( this.max.x, this.min.y, this.min.z ).applyMatrix4( matrix ); // 100
			points[ 5 ].set( this.max.x, this.min.y, this.max.z ).applyMatrix4( matrix ); // 101
			points[ 6 ].set( this.max.x, this.max.y, this.min.z ).applyMatrix4( matrix ); // 110
			points[ 7 ].set( this.max.x, this.max.y, this.max.z ).applyMatrix4( matrix );  // 111

			this.makeEmpty();
			this.setFromPoints( points );

			return this;

		};

	}(),

	translate: function ( offset ) {

		this.min.add( offset );
		this.max.add( offset );

		return this;

	},

	equals: function ( box ) {

		return box.min.equals( this.min ) && box.max.equals( this.max );

	}

};

// File:src/math/Matrix3.js

/**
 * @author alteredq / http://alteredqualia.com/
 * @author WestLangley / http://github.com/WestLangley
 * @author bhouston / http://clara.io
 */

THREE.Matrix3 = function () {

	this.elements = new Float32Array( [

		1, 0, 0,
		0, 1, 0,
		0, 0, 1

	] );

	if ( arguments.length > 0 ) {

		console.error( 'THREE.Matrix3: the constructor no longer reads arguments. use .set() instead.' );

	}

};

THREE.Matrix3.prototype = {

	constructor: THREE.Matrix3,

	set: function ( n11, n12, n13, n21, n22, n23, n31, n32, n33 ) {

		var te = this.elements;

		te[ 0 ] = n11; te[ 3 ] = n12; te[ 6 ] = n13;
		te[ 1 ] = n21; te[ 4 ] = n22; te[ 7 ] = n23;
		te[ 2 ] = n31; te[ 5 ] = n32; te[ 8 ] = n33;

		return this;

	},

	identity: function () {

		this.set(

			1, 0, 0,
			0, 1, 0,
			0, 0, 1

		);

		return this;

	},

	clone: function () {

		return new this.constructor().fromArray( this.elements );

	},

	copy: function ( m ) {

		var me = m.elements;

		this.set(

			me[ 0 ], me[ 3 ], me[ 6 ],
			me[ 1 ], me[ 4 ], me[ 7 ],
			me[ 2 ], me[ 5 ], me[ 8 ]

		);

		return this;

	},

	multiplyVector3: function ( vector ) {

		console.warn( 'THREE.Matrix3: .multiplyVector3() has been removed. Use vector.applyMatrix3( matrix ) instead.' );
		return vector.applyMatrix3( this );

	},

	multiplyVector3Array: function ( a ) {

		console.warn( 'THREE.Matrix3: .multiplyVector3Array() has been renamed. Use matrix.applyToVector3Array( array ) instead.' );
		return this.applyToVector3Array( a );

	},

	applyToVector3Array: function () {

		var v1;

		return function ( array, offset, length ) {

			if ( v1 === undefined ) v1 = new THREE.Vector3();
			if ( offset === undefined ) offset = 0;
			if ( length === undefined ) length = array.length;

			for ( var i = 0, j = offset; i < length; i += 3, j += 3 ) {

				v1.fromArray( array, j );
				v1.applyMatrix3( this );
				v1.toArray( array, j );

			}

			return array;

		};

	}(),

	applyToBuffer: function () {

		var v1;

		return function applyToBuffer( buffer, offset, length ) {

			if ( v1 === undefined ) v1 = new THREE.Vector3();
			if ( offset === undefined ) offset = 0;
			if ( length === undefined ) length = buffer.length / buffer.itemSize;

			for ( var i = 0, j = offset; i < length; i ++, j ++ ) {

				v1.x = buffer.getX( j );
				v1.y = buffer.getY( j );
				v1.z = buffer.getZ( j );

				v1.applyMatrix3( this );

				buffer.setXYZ( v1.x, v1.y, v1.z );

			}

			return buffer;

		};

	}(),

	multiplyScalar: function ( s ) {

		var te = this.elements;

		te[ 0 ] *= s; te[ 3 ] *= s; te[ 6 ] *= s;
		te[ 1 ] *= s; te[ 4 ] *= s; te[ 7 ] *= s;
		te[ 2 ] *= s; te[ 5 ] *= s; te[ 8 ] *= s;

		return this;

	},

	determinant: function () {

		var te = this.elements;

		var a = te[ 0 ], b = te[ 1 ], c = te[ 2 ],
			d = te[ 3 ], e = te[ 4 ], f = te[ 5 ],
			g = te[ 6 ], h = te[ 7 ], i = te[ 8 ];

		return a * e * i - a * f * h - b * d * i + b * f * g + c * d * h - c * e * g;

	},

	getInverse: function ( matrix, throwOnInvertible ) {

		// input: THREE.Matrix4
		// ( based on http://code.google.com/p/webgl-mjs/ )

		var me = matrix.elements;
		var te = this.elements;

		te[ 0 ] =   me[ 10 ] * me[ 5 ] - me[ 6 ] * me[ 9 ];
		te[ 1 ] = - me[ 10 ] * me[ 1 ] + me[ 2 ] * me[ 9 ];
		te[ 2 ] =   me[ 6 ] * me[ 1 ] - me[ 2 ] * me[ 5 ];
		te[ 3 ] = - me[ 10 ] * me[ 4 ] + me[ 6 ] * me[ 8 ];
		te[ 4 ] =   me[ 10 ] * me[ 0 ] - me[ 2 ] * me[ 8 ];
		te[ 5 ] = - me[ 6 ] * me[ 0 ] + me[ 2 ] * me[ 4 ];
		te[ 6 ] =   me[ 9 ] * me[ 4 ] - me[ 5 ] * me[ 8 ];
		te[ 7 ] = - me[ 9 ] * me[ 0 ] + me[ 1 ] * me[ 8 ];
		te[ 8 ] =   me[ 5 ] * me[ 0 ] - me[ 1 ] * me[ 4 ];

		var det = me[ 0 ] * te[ 0 ] + me[ 1 ] * te[ 3 ] + me[ 2 ] * te[ 6 ];

		// no inverse

		if ( det === 0 ) {

			var msg = "Matrix3.getInverse(): can't invert matrix, determinant is 0";

			if ( throwOnInvertible || false ) {

				throw new Error( msg );

			} else {

				console.warn( msg );

			}

			this.identity();

			return this;

		}

		this.multiplyScalar( 1.0 / det );

		return this;

	},

	transpose: function () {

		var tmp, m = this.elements;

		tmp = m[ 1 ]; m[ 1 ] = m[ 3 ]; m[ 3 ] = tmp;
		tmp = m[ 2 ]; m[ 2 ] = m[ 6 ]; m[ 6 ] = tmp;
		tmp = m[ 5 ]; m[ 5 ] = m[ 7 ]; m[ 7 ] = tmp;

		return this;

	},

	flattenToArrayOffset: function ( array, offset ) {

		var te = this.elements;

		array[ offset ] = te[ 0 ];
		array[ offset + 1 ] = te[ 1 ];
		array[ offset + 2 ] = te[ 2 ];

		array[ offset + 3 ] = te[ 3 ];
		array[ offset + 4 ] = te[ 4 ];
		array[ offset + 5 ] = te[ 5 ];

		array[ offset + 6 ] = te[ 6 ];
		array[ offset + 7 ] = te[ 7 ];
		array[ offset + 8 ]  = te[ 8 ];

		return array;

	},

	getNormalMatrix: function ( m ) {

		// input: THREE.Matrix4

		this.getInverse( m ).transpose();

		return this;

	},

	transposeIntoArray: function ( r ) {

		var m = this.elements;

		r[ 0 ] = m[ 0 ];
		r[ 1 ] = m[ 3 ];
		r[ 2 ] = m[ 6 ];
		r[ 3 ] = m[ 1 ];
		r[ 4 ] = m[ 4 ];
		r[ 5 ] = m[ 7 ];
		r[ 6 ] = m[ 2 ];
		r[ 7 ] = m[ 5 ];
		r[ 8 ] = m[ 8 ];

		return this;

	},

	fromArray: function ( array ) {

		this.elements.set( array );

		return this;

	},

	toArray: function () {

		var te = this.elements;

		return [
			te[ 0 ], te[ 1 ], te[ 2 ],
			te[ 3 ], te[ 4 ], te[ 5 ],
			te[ 6 ], te[ 7 ], te[ 8 ]
		];

	}

};

// File:src/math/Matrix4.js

/**
 * @author mrdoob / http://mrdoob.com/
 * @author supereggbert / http://www.paulbrunt.co.uk/
 * @author philogb / http://blog.thejit.org/
 * @author jordi_ros / http://plattsoft.com
 * @author D1plo1d / http://github.com/D1plo1d
 * @author alteredq / http://alteredqualia.com/
 * @author mikael emtinger / http://gomo.se/
 * @author timknip / http://www.floorplanner.com/
 * @author bhouston / http://clara.io
 * @author WestLangley / http://github.com/WestLangley
 */

THREE.Matrix4 = function () {

	this.elements = new Float32Array( [

		1, 0, 0, 0,
		0, 1, 0, 0,
		0, 0, 1, 0,
		0, 0, 0, 1

	] );

	if ( arguments.length > 0 ) {

		console.error( 'THREE.Matrix4: the constructor no longer reads arguments. use .set() instead.' );

	}

};

THREE.Matrix4.prototype = {

	constructor: THREE.Matrix4,

	set: function ( n11, n12, n13, n14, n21, n22, n23, n24, n31, n32, n33, n34, n41, n42, n43, n44 ) {

		var te = this.elements;

		te[ 0 ] = n11; te[ 4 ] = n12; te[ 8 ] = n13; te[ 12 ] = n14;
		te[ 1 ] = n21; te[ 5 ] = n22; te[ 9 ] = n23; te[ 13 ] = n24;
		te[ 2 ] = n31; te[ 6 ] = n32; te[ 10 ] = n33; te[ 14 ] = n34;
		te[ 3 ] = n41; te[ 7 ] = n42; te[ 11 ] = n43; te[ 15 ] = n44;

		return this;

	},

	identity: function () {

		this.set(

			1, 0, 0, 0,
			0, 1, 0, 0,
			0, 0, 1, 0,
			0, 0, 0, 1

		);

		return this;

	},

	clone: function () {

		return new THREE.Matrix4().fromArray( this.elements );

	},

	copy: function ( m ) {

		this.elements.set( m.elements );

		return this;

	},

	extractPosition: function ( m ) {

		console.warn( 'THREE.Matrix4: .extractPosition() has been renamed to .copyPosition().' );
		return this.copyPosition( m );

	},

	copyPosition: function ( m ) {

		var te = this.elements;
		var me = m.elements;

		te[ 12 ] = me[ 12 ];
		te[ 13 ] = me[ 13 ];
		te[ 14 ] = me[ 14 ];

		return this;

	},

	extractBasis: function ( xAxis, yAxis, zAxis ) {

		var te = this.elements;

		xAxis.set( te[ 0 ], te[ 1 ], te[ 2 ] );
		yAxis.set( te[ 4 ], te[ 5 ], te[ 6 ] );
		zAxis.set( te[ 8 ], te[ 9 ], te[ 10 ] );

		return this;

	},

	makeBasis: function ( xAxis, yAxis, zAxis ) {

		this.set(
			xAxis.x, yAxis.x, zAxis.x, 0,
			xAxis.y, yAxis.y, zAxis.y, 0,
			xAxis.z, yAxis.z, zAxis.z, 0,
			0,       0,       0,       1
		);

		return this;

	},

	extractRotation: function () {

		var v1;

		return function ( m ) {

			if ( v1 === undefined ) v1 = new THREE.Vector3();

			var te = this.elements;
			var me = m.elements;

			var scaleX = 1 / v1.set( me[ 0 ], me[ 1 ], me[ 2 ] ).length();
			var scaleY = 1 / v1.set( me[ 4 ], me[ 5 ], me[ 6 ] ).length();
			var scaleZ = 1 / v1.set( me[ 8 ], me[ 9 ], me[ 10 ] ).length();

			te[ 0 ] = me[ 0 ] * scaleX;
			te[ 1 ] = me[ 1 ] * scaleX;
			te[ 2 ] = me[ 2 ] * scaleX;

			te[ 4 ] = me[ 4 ] * scaleY;
			te[ 5 ] = me[ 5 ] * scaleY;
			te[ 6 ] = me[ 6 ] * scaleY;

			te[ 8 ] = me[ 8 ] * scaleZ;
			te[ 9 ] = me[ 9 ] * scaleZ;
			te[ 10 ] = me[ 10 ] * scaleZ;

			return this;

		};

	}(),

	makeRotationFromEuler: function ( euler ) {

		if ( euler instanceof THREE.Euler === false ) {

			console.error( 'THREE.Matrix: .makeRotationFromEuler() now expects a Euler rotation rather than a Vector3 and order.' );

		}

		var te = this.elements;

		var x = euler.x, y = euler.y, z = euler.z;
		var a = Math.cos( x ), b = Math.sin( x );
		var c = Math.cos( y ), d = Math.sin( y );
		var e = Math.cos( z ), f = Math.sin( z );

		if ( euler.order === 'XYZ' ) {

			var ae = a * e, af = a * f, be = b * e, bf = b * f;

			te[ 0 ] = c * e;
			te[ 4 ] = - c * f;
			te[ 8 ] = d;

			te[ 1 ] = af + be * d;
			te[ 5 ] = ae - bf * d;
			te[ 9 ] = - b * c;

			te[ 2 ] = bf - ae * d;
			te[ 6 ] = be + af * d;
			te[ 10 ] = a * c;

		} else if ( euler.order === 'YXZ' ) {

			var ce = c * e, cf = c * f, de = d * e, df = d * f;

			te[ 0 ] = ce + df * b;
			te[ 4 ] = de * b - cf;
			te[ 8 ] = a * d;

			te[ 1 ] = a * f;
			te[ 5 ] = a * e;
			te[ 9 ] = - b;

			te[ 2 ] = cf * b - de;
			te[ 6 ] = df + ce * b;
			te[ 10 ] = a * c;

		} else if ( euler.order === 'ZXY' ) {

			var ce = c * e, cf = c * f, de = d * e, df = d * f;

			te[ 0 ] = ce - df * b;
			te[ 4 ] = - a * f;
			te[ 8 ] = de + cf * b;

			te[ 1 ] = cf + de * b;
			te[ 5 ] = a * e;
			te[ 9 ] = df - ce * b;

			te[ 2 ] = - a * d;
			te[ 6 ] = b;
			te[ 10 ] = a * c;

		} else if ( euler.order === 'ZYX' ) {

			var ae = a * e, af = a * f, be = b * e, bf = b * f;

			te[ 0 ] = c * e;
			te[ 4 ] = be * d - af;
			te[ 8 ] = ae * d + bf;

			te[ 1 ] = c * f;
			te[ 5 ] = bf * d + ae;
			te[ 9 ] = af * d - be;

			te[ 2 ] = - d;
			te[ 6 ] = b * c;
			te[ 10 ] = a * c;

		} else if ( euler.order === 'YZX' ) {

			var ac = a * c, ad = a * d, bc = b * c, bd = b * d;

			te[ 0 ] = c * e;
			te[ 4 ] = bd - ac * f;
			te[ 8 ] = bc * f + ad;

			te[ 1 ] = f;
			te[ 5 ] = a * e;
			te[ 9 ] = - b * e;

			te[ 2 ] = - d * e;
			te[ 6 ] = ad * f + bc;
			te[ 10 ] = ac - bd * f;

		} else if ( euler.order === 'XZY' ) {

			var ac = a * c, ad = a * d, bc = b * c, bd = b * d;

			te[ 0 ] = c * e;
			te[ 4 ] = - f;
			te[ 8 ] = d * e;

			te[ 1 ] = ac * f + bd;
			te[ 5 ] = a * e;
			te[ 9 ] = ad * f - bc;

			te[ 2 ] = bc * f - ad;
			te[ 6 ] = b * e;
			te[ 10 ] = bd * f + ac;

		}

		// last column
		te[ 3 ] = 0;
		te[ 7 ] = 0;
		te[ 11 ] = 0;

		// bottom row
		te[ 12 ] = 0;
		te[ 13 ] = 0;
		te[ 14 ] = 0;
		te[ 15 ] = 1;

		return this;

	},

	setRotationFromQuaternion: function ( q ) {

		console.warn( 'THREE.Matrix4: .setRotationFromQuaternion() has been renamed to .makeRotationFromQuaternion().' );

		return this.makeRotationFromQuaternion( q );

	},

	makeRotationFromQuaternion: function ( q ) {

		var te = this.elements;

		var x = q.x, y = q.y, z = q.z, w = q.w;
		var x2 = x + x, y2 = y + y, z2 = z + z;
		var xx = x * x2, xy = x * y2, xz = x * z2;
		var yy = y * y2, yz = y * z2, zz = z * z2;
		var wx = w * x2, wy = w * y2, wz = w * z2;

		te[ 0 ] = 1 - ( yy + zz );
		te[ 4 ] = xy - wz;
		te[ 8 ] = xz + wy;

		te[ 1 ] = xy + wz;
		te[ 5 ] = 1 - ( xx + zz );
		te[ 9 ] = yz - wx;

		te[ 2 ] = xz - wy;
		te[ 6 ] = yz + wx;
		te[ 10 ] = 1 - ( xx + yy );

		// last column
		te[ 3 ] = 0;
		te[ 7 ] = 0;
		te[ 11 ] = 0;

		// bottom row
		te[ 12 ] = 0;
		te[ 13 ] = 0;
		te[ 14 ] = 0;
		te[ 15 ] = 1;

		return this;

	},

	lookAt: function () {

		var x, y, z;

		return function ( eye, target, up ) {

			if ( x === undefined ) x = new THREE.Vector3();
			if ( y === undefined ) y = new THREE.Vector3();
			if ( z === undefined ) z = new THREE.Vector3();

			var te = this.elements;

			z.subVectors( eye, target ).normalize();

			if ( z.lengthSq() === 0 ) {

				z.z = 1;

			}

			x.crossVectors( up, z ).normalize();

			if ( x.lengthSq() === 0 ) {

				z.x += 0.0001;
				x.crossVectors( up, z ).normalize();

			}

			y.crossVectors( z, x );


			te[ 0 ] = x.x; te[ 4 ] = y.x; te[ 8 ] = z.x;
			te[ 1 ] = x.y; te[ 5 ] = y.y; te[ 9 ] = z.y;
			te[ 2 ] = x.z; te[ 6 ] = y.z; te[ 10 ] = z.z;

			return this;

		};

	}(),

	multiply: function ( m, n ) {

		if ( n !== undefined ) {

			console.warn( 'THREE.Matrix4: .multiply() now only accepts one argument. Use .multiplyMatrices( a, b ) instead.' );
			return this.multiplyMatrices( m, n );

		}

		return this.multiplyMatrices( this, m );

	},

	multiplyMatrices: function ( a, b ) {

		var ae = a.elements;
		var be = b.elements;
		var te = this.elements;

		var a11 = ae[ 0 ], a12 = ae[ 4 ], a13 = ae[ 8 ], a14 = ae[ 12 ];
		var a21 = ae[ 1 ], a22 = ae[ 5 ], a23 = ae[ 9 ], a24 = ae[ 13 ];
		var a31 = ae[ 2 ], a32 = ae[ 6 ], a33 = ae[ 10 ], a34 = ae[ 14 ];
		var a41 = ae[ 3 ], a42 = ae[ 7 ], a43 = ae[ 11 ], a44 = ae[ 15 ];

		var b11 = be[ 0 ], b12 = be[ 4 ], b13 = be[ 8 ], b14 = be[ 12 ];
		var b21 = be[ 1 ], b22 = be[ 5 ], b23 = be[ 9 ], b24 = be[ 13 ];
		var b31 = be[ 2 ], b32 = be[ 6 ], b33 = be[ 10 ], b34 = be[ 14 ];
		var b41 = be[ 3 ], b42 = be[ 7 ], b43 = be[ 11 ], b44 = be[ 15 ];

		te[ 0 ] = a11 * b11 + a12 * b21 + a13 * b31 + a14 * b41;
		te[ 4 ] = a11 * b12 + a12 * b22 + a13 * b32 + a14 * b42;
		te[ 8 ] = a11 * b13 + a12 * b23 + a13 * b33 + a14 * b43;
		te[ 12 ] = a11 * b14 + a12 * b24 + a13 * b34 + a14 * b44;

		te[ 1 ] = a21 * b11 + a22 * b21 + a23 * b31 + a24 * b41;
		te[ 5 ] = a21 * b12 + a22 * b22 + a23 * b32 + a24 * b42;
		te[ 9 ] = a21 * b13 + a22 * b23 + a23 * b33 + a24 * b43;
		te[ 13 ] = a21 * b14 + a22 * b24 + a23 * b34 + a24 * b44;

		te[ 2 ] = a31 * b11 + a32 * b21 + a33 * b31 + a34 * b41;
		te[ 6 ] = a31 * b12 + a32 * b22 + a33 * b32 + a34 * b42;
		te[ 10 ] = a31 * b13 + a32 * b23 + a33 * b33 + a34 * b43;
		te[ 14 ] = a31 * b14 + a32 * b24 + a33 * b34 + a34 * b44;

		te[ 3 ] = a41 * b11 + a42 * b21 + a43 * b31 + a44 * b41;
		te[ 7 ] = a41 * b12 + a42 * b22 + a43 * b32 + a44 * b42;
		te[ 11 ] = a41 * b13 + a42 * b23 + a43 * b33 + a44 * b43;
		te[ 15 ] = a41 * b14 + a42 * b24 + a43 * b34 + a44 * b44;

		return this;

	},

	multiplyToArray: function ( a, b, r ) {

		var te = this.elements;

		this.multiplyMatrices( a, b );

		r[ 0 ] = te[ 0 ]; r[ 1 ] = te[ 1 ]; r[ 2 ] = te[ 2 ]; r[ 3 ] = te[ 3 ];
		r[ 4 ] = te[ 4 ]; r[ 5 ] = te[ 5 ]; r[ 6 ] = te[ 6 ]; r[ 7 ] = te[ 7 ];
		r[ 8 ]  = te[ 8 ]; r[ 9 ]  = te[ 9 ]; r[ 10 ] = te[ 10 ]; r[ 11 ] = te[ 11 ];
		r[ 12 ] = te[ 12 ]; r[ 13 ] = te[ 13 ]; r[ 14 ] = te[ 14 ]; r[ 15 ] = te[ 15 ];

		return this;

	},

	multiplyScalar: function ( s ) {

		var te = this.elements;

		te[ 0 ] *= s; te[ 4 ] *= s; te[ 8 ] *= s; te[ 12 ] *= s;
		te[ 1 ] *= s; te[ 5 ] *= s; te[ 9 ] *= s; te[ 13 ] *= s;
		te[ 2 ] *= s; te[ 6 ] *= s; te[ 10 ] *= s; te[ 14 ] *= s;
		te[ 3 ] *= s; te[ 7 ] *= s; te[ 11 ] *= s; te[ 15 ] *= s;

		return this;

	},

	multiplyVector3: function ( vector ) {

		console.warn( 'THREE.Matrix4: .multiplyVector3() has been removed. Use vector.applyMatrix4( matrix ) or vector.applyProjection( matrix ) instead.' );
		return vector.applyProjection( this );

	},

	multiplyVector4: function ( vector ) {

		console.warn( 'THREE.Matrix4: .multiplyVector4() has been removed. Use vector.applyMatrix4( matrix ) instead.' );
		return vector.applyMatrix4( this );

	},

	multiplyVector3Array: function ( a ) {

		console.warn( 'THREE.Matrix4: .multiplyVector3Array() has been renamed. Use matrix.applyToVector3Array( array ) instead.' );
		return this.applyToVector3Array( a );

	},

	applyToVector3Array: function () {

		var v1;

		return function ( array, offset, length ) {

			if ( v1 === undefined ) v1 = new THREE.Vector3();
			if ( offset === undefined ) offset = 0;
			if ( length === undefined ) length = array.length;

			for ( var i = 0, j = offset; i < length; i += 3, j += 3 ) {

				v1.fromArray( array, j );
				v1.applyMatrix4( this );
				v1.toArray( array, j );

			}

			return array;

		};

	}(),

	applyToBuffer: function () {

		var v1;

		return function applyToBuffer( buffer, offset, length ) {

			if ( v1 === undefined ) v1 = new THREE.Vector3();
			if ( offset === undefined ) offset = 0;
			if ( length === undefined ) length = buffer.length / buffer.itemSize;

			for ( var i = 0, j = offset; i < length; i ++, j ++ ) {

				v1.x = buffer.getX( j );
				v1.y = buffer.getY( j );
				v1.z = buffer.getZ( j );

				v1.applyMatrix4( this );

				buffer.setXYZ( v1.x, v1.y, v1.z );

			}

			return buffer;

		};

	}(),

	rotateAxis: function ( v ) {

		console.warn( 'THREE.Matrix4: .rotateAxis() has been removed. Use Vector3.transformDirection( matrix ) instead.' );

		v.transformDirection( this );

	},

	crossVector: function ( vector ) {

		console.warn( 'THREE.Matrix4: .crossVector() has been removed. Use vector.applyMatrix4( matrix ) instead.' );
		return vector.applyMatrix4( this );

	},

	determinant: function () {

		var te = this.elements;

		var n11 = te[ 0 ], n12 = te[ 4 ], n13 = te[ 8 ], n14 = te[ 12 ];
		var n21 = te[ 1 ], n22 = te[ 5 ], n23 = te[ 9 ], n24 = te[ 13 ];
		var n31 = te[ 2 ], n32 = te[ 6 ], n33 = te[ 10 ], n34 = te[ 14 ];
		var n41 = te[ 3 ], n42 = te[ 7 ], n43 = te[ 11 ], n44 = te[ 15 ];

		//TODO: make this more efficient
		//( based on http://www.euclideanspace.com/maths/algebra/matrix/functions/inverse/fourD/index.htm )

		return (
			n41 * (
				+ n14 * n23 * n32
				 - n13 * n24 * n32
				 - n14 * n22 * n33
				 + n12 * n24 * n33
				 + n13 * n22 * n34
				 - n12 * n23 * n34
			) +
			n42 * (
				+ n11 * n23 * n34
				 - n11 * n24 * n33
				 + n14 * n21 * n33
				 - n13 * n21 * n34
				 + n13 * n24 * n31
				 - n14 * n23 * n31
			) +
			n43 * (
				+ n11 * n24 * n32
				 - n11 * n22 * n34
				 - n14 * n21 * n32
				 + n12 * n21 * n34
				 + n14 * n22 * n31
				 - n12 * n24 * n31
			) +
			n44 * (
				- n13 * n22 * n31
				 - n11 * n23 * n32
				 + n11 * n22 * n33
				 + n13 * n21 * n32
				 - n12 * n21 * n33
				 + n12 * n23 * n31
			)

		);

	},

	transpose: function () {

		var te = this.elements;
		var tmp;

		tmp = te[ 1 ]; te[ 1 ] = te[ 4 ]; te[ 4 ] = tmp;
		tmp = te[ 2 ]; te[ 2 ] = te[ 8 ]; te[ 8 ] = tmp;
		tmp = te[ 6 ]; te[ 6 ] = te[ 9 ]; te[ 9 ] = tmp;

		tmp = te[ 3 ]; te[ 3 ] = te[ 12 ]; te[ 12 ] = tmp;
		tmp = te[ 7 ]; te[ 7 ] = te[ 13 ]; te[ 13 ] = tmp;
		tmp = te[ 11 ]; te[ 11 ] = te[ 14 ]; te[ 14 ] = tmp;

		return this;

	},

	flattenToArrayOffset: function ( array, offset ) {

		var te = this.elements;

		array[ offset ] = te[ 0 ];
		array[ offset + 1 ] = te[ 1 ];
		array[ offset + 2 ] = te[ 2 ];
		array[ offset + 3 ] = te[ 3 ];

		array[ offset + 4 ] = te[ 4 ];
		array[ offset + 5 ] = te[ 5 ];
		array[ offset + 6 ] = te[ 6 ];
		array[ offset + 7 ] = te[ 7 ];

		array[ offset + 8 ]  = te[ 8 ];
		array[ offset + 9 ]  = te[ 9 ];
		array[ offset + 10 ] = te[ 10 ];
		array[ offset + 11 ] = te[ 11 ];

		array[ offset + 12 ] = te[ 12 ];
		array[ offset + 13 ] = te[ 13 ];
		array[ offset + 14 ] = te[ 14 ];
		array[ offset + 15 ] = te[ 15 ];

		return array;

	},

	getPosition: function () {

		var v1;

		return function () {

			if ( v1 === undefined ) v1 = new THREE.Vector3();
			console.warn( 'THREE.Matrix4: .getPosition() has been removed. Use Vector3.setFromMatrixPosition( matrix ) instead.' );

			var te = this.elements;
			return v1.set( te[ 12 ], te[ 13 ], te[ 14 ] );

		};

	}(),

	setPosition: function ( v ) {

		var te = this.elements;

		te[ 12 ] = v.x;
		te[ 13 ] = v.y;
		te[ 14 ] = v.z;

		return this;

	},

	getInverse: function ( m, throwOnInvertible ) {

		// based on http://www.euclideanspace.com/maths/algebra/matrix/functions/inverse/fourD/index.htm
		var te = this.elements;
		var me = m.elements;

		var n11 = me[ 0 ], n12 = me[ 4 ], n13 = me[ 8 ], n14 = me[ 12 ];
		var n21 = me[ 1 ], n22 = me[ 5 ], n23 = me[ 9 ], n24 = me[ 13 ];
		var n31 = me[ 2 ], n32 = me[ 6 ], n33 = me[ 10 ], n34 = me[ 14 ];
		var n41 = me[ 3 ], n42 = me[ 7 ], n43 = me[ 11 ], n44 = me[ 15 ];

		te[ 0 ] = n23 * n34 * n42 - n24 * n33 * n42 + n24 * n32 * n43 - n22 * n34 * n43 - n23 * n32 * n44 + n22 * n33 * n44;
		te[ 4 ] = n14 * n33 * n42 - n13 * n34 * n42 - n14 * n32 * n43 + n12 * n34 * n43 + n13 * n32 * n44 - n12 * n33 * n44;
		te[ 8 ] = n13 * n24 * n42 - n14 * n23 * n42 + n14 * n22 * n43 - n12 * n24 * n43 - n13 * n22 * n44 + n12 * n23 * n44;
		te[ 12 ] = n14 * n23 * n32 - n13 * n24 * n32 - n14 * n22 * n33 + n12 * n24 * n33 + n13 * n22 * n34 - n12 * n23 * n34;
		te[ 1 ] = n24 * n33 * n41 - n23 * n34 * n41 - n24 * n31 * n43 + n21 * n34 * n43 + n23 * n31 * n44 - n21 * n33 * n44;
		te[ 5 ] = n13 * n34 * n41 - n14 * n33 * n41 + n14 * n31 * n43 - n11 * n34 * n43 - n13 * n31 * n44 + n11 * n33 * n44;
		te[ 9 ] = n14 * n23 * n41 - n13 * n24 * n41 - n14 * n21 * n43 + n11 * n24 * n43 + n13 * n21 * n44 - n11 * n23 * n44;
		te[ 13 ] = n13 * n24 * n31 - n14 * n23 * n31 + n14 * n21 * n33 - n11 * n24 * n33 - n13 * n21 * n34 + n11 * n23 * n34;
		te[ 2 ] = n22 * n34 * n41 - n24 * n32 * n41 + n24 * n31 * n42 - n21 * n34 * n42 - n22 * n31 * n44 + n21 * n32 * n44;
		te[ 6 ] = n14 * n32 * n41 - n12 * n34 * n41 - n14 * n31 * n42 + n11 * n34 * n42 + n12 * n31 * n44 - n11 * n32 * n44;
		te[ 10 ] = n12 * n24 * n41 - n14 * n22 * n41 + n14 * n21 * n42 - n11 * n24 * n42 - n12 * n21 * n44 + n11 * n22 * n44;
		te[ 14 ] = n14 * n22 * n31 - n12 * n24 * n31 - n14 * n21 * n32 + n11 * n24 * n32 + n12 * n21 * n34 - n11 * n22 * n34;
		te[ 3 ] = n23 * n32 * n41 - n22 * n33 * n41 - n23 * n31 * n42 + n21 * n33 * n42 + n22 * n31 * n43 - n21 * n32 * n43;
		te[ 7 ] = n12 * n33 * n41 - n13 * n32 * n41 + n13 * n31 * n42 - n11 * n33 * n42 - n12 * n31 * n43 + n11 * n32 * n43;
		te[ 11 ] = n13 * n22 * n41 - n12 * n23 * n41 - n13 * n21 * n42 + n11 * n23 * n42 + n12 * n21 * n43 - n11 * n22 * n43;
		te[ 15 ] = n12 * n23 * n31 - n13 * n22 * n31 + n13 * n21 * n32 - n11 * n23 * n32 - n12 * n21 * n33 + n11 * n22 * n33;

		var det = n11 * te[ 0 ] + n21 * te[ 4 ] + n31 * te[ 8 ] + n41 * te[ 12 ];

		if ( det === 0 ) {

			var msg = "THREE.Matrix4.getInverse(): can't invert matrix, determinant is 0";

			if ( throwOnInvertible || false ) {

				throw new Error( msg );

			} else {

				console.warn( msg );

			}

			this.identity();

			return this;

		}

		this.multiplyScalar( 1 / det );

		return this;

	},

	translate: function ( v ) {

		console.error( 'THREE.Matrix4: .translate() has been removed.' );

	},

	rotateX: function ( angle ) {

		console.error( 'THREE.Matrix4: .rotateX() has been removed.' );

	},

	rotateY: function ( angle ) {

		console.error( 'THREE.Matrix4: .rotateY() has been removed.' );

	},

	rotateZ: function ( angle ) {

		console.error( 'THREE.Matrix4: .rotateZ() has been removed.' );

	},

	rotateByAxis: function ( axis, angle ) {

		console.error( 'THREE.Matrix4: .rotateByAxis() has been removed.' );

	},

	scale: function ( v ) {

		var te = this.elements;
		var x = v.x, y = v.y, z = v.z;

		te[ 0 ] *= x; te[ 4 ] *= y; te[ 8 ] *= z;
		te[ 1 ] *= x; te[ 5 ] *= y; te[ 9 ] *= z;
		te[ 2 ] *= x; te[ 6 ] *= y; te[ 10 ] *= z;
		te[ 3 ] *= x; te[ 7 ] *= y; te[ 11 ] *= z;

		return this;

	},

	getMaxScaleOnAxis: function () {

		var te = this.elements;

		var scaleXSq = te[ 0 ] * te[ 0 ] + te[ 1 ] * te[ 1 ] + te[ 2 ] * te[ 2 ];
		var scaleYSq = te[ 4 ] * te[ 4 ] + te[ 5 ] * te[ 5 ] + te[ 6 ] * te[ 6 ];
		var scaleZSq = te[ 8 ] * te[ 8 ] + te[ 9 ] * te[ 9 ] + te[ 10 ] * te[ 10 ];

		return Math.sqrt( Math.max( scaleXSq, scaleYSq, scaleZSq ) );

	},

	makeTranslation: function ( x, y, z ) {

		this.set(

			1, 0, 0, x,
			0, 1, 0, y,
			0, 0, 1, z,
			0, 0, 0, 1

		);

		return this;

	},

	makeRotationX: function ( theta ) {

		var c = Math.cos( theta ), s = Math.sin( theta );

		this.set(

			1, 0,  0, 0,
			0, c, - s, 0,
			0, s,  c, 0,
			0, 0,  0, 1

		);

		return this;

	},

	makeRotationY: function ( theta ) {

		var c = Math.cos( theta ), s = Math.sin( theta );

		this.set(

			 c, 0, s, 0,
			 0, 1, 0, 0,
			- s, 0, c, 0,
			 0, 0, 0, 1

		);

		return this;

	},

	makeRotationZ: function ( theta ) {

		var c = Math.cos( theta ), s = Math.sin( theta );

		this.set(

			c, - s, 0, 0,
			s,  c, 0, 0,
			0,  0, 1, 0,
			0,  0, 0, 1

		);

		return this;

	},

	makeRotationAxis: function ( axis, angle ) {

		// Based on http://www.gamedev.net/reference/articles/article1199.asp

		var c = Math.cos( angle );
		var s = Math.sin( angle );
		var t = 1 - c;
		var x = axis.x, y = axis.y, z = axis.z;
		var tx = t * x, ty = t * y;

		this.set(

			tx * x + c, tx * y - s * z, tx * z + s * y, 0,
			tx * y + s * z, ty * y + c, ty * z - s * x, 0,
			tx * z - s * y, ty * z + s * x, t * z * z + c, 0,
			0, 0, 0, 1

		);

		 return this;

	},

	makeScale: function ( x, y, z ) {

		this.set(

			x, 0, 0, 0,
			0, y, 0, 0,
			0, 0, z, 0,
			0, 0, 0, 1

		);

		return this;

	},

	compose: function ( position, quaternion, scale ) {

		this.makeRotationFromQuaternion( quaternion );
		this.scale( scale );
		this.setPosition( position );

		return this;

	},

	decompose: function () {

		var vector, matrix;

		return function ( position, quaternion, scale ) {

			if ( vector === undefined ) vector = new THREE.Vector3();
			if ( matrix === undefined ) matrix = new THREE.Matrix4();

			var te = this.elements;

			var sx = vector.set( te[ 0 ], te[ 1 ], te[ 2 ] ).length();
			var sy = vector.set( te[ 4 ], te[ 5 ], te[ 6 ] ).length();
			var sz = vector.set( te[ 8 ], te[ 9 ], te[ 10 ] ).length();

			// if determine is negative, we need to invert one scale
			var det = this.determinant();
			if ( det < 0 ) {

				sx = - sx;

			}

			position.x = te[ 12 ];
			position.y = te[ 13 ];
			position.z = te[ 14 ];

			// scale the rotation part

			matrix.elements.set( this.elements ); // at this point matrix is incomplete so we can't use .copy()

			var invSX = 1 / sx;
			var invSY = 1 / sy;
			var invSZ = 1 / sz;

			matrix.elements[ 0 ] *= invSX;
			matrix.elements[ 1 ] *= invSX;
			matrix.elements[ 2 ] *= invSX;

			matrix.elements[ 4 ] *= invSY;
			matrix.elements[ 5 ] *= invSY;
			matrix.elements[ 6 ] *= invSY;

			matrix.elements[ 8 ] *= invSZ;
			matrix.elements[ 9 ] *= invSZ;
			matrix.elements[ 10 ] *= invSZ;

			quaternion.setFromRotationMatrix( matrix );

			scale.x = sx;
			scale.y = sy;
			scale.z = sz;

			return this;

		};

	}(),

	makeFrustum: function ( left, right, bottom, top, near, far ) {

		var te = this.elements;
		var x = 2 * near / ( right - left );
		var y = 2 * near / ( top - bottom );

		var a = ( right + left ) / ( right - left );
		var b = ( top + bottom ) / ( top - bottom );
		var c = - ( far + near ) / ( far - near );
		var d = - 2 * far * near / ( far - near );

		te[ 0 ] = x;	te[ 4 ] = 0;	te[ 8 ] = a;	te[ 12 ] = 0;
		te[ 1 ] = 0;	te[ 5 ] = y;	te[ 9 ] = b;	te[ 13 ] = 0;
		te[ 2 ] = 0;	te[ 6 ] = 0;	te[ 10 ] = c;	te[ 14 ] = d;
		te[ 3 ] = 0;	te[ 7 ] = 0;	te[ 11 ] = - 1;	te[ 15 ] = 0;

		return this;

	},

	makePerspective: function ( fov, aspect, near, far ) {

		var ymax = near * Math.tan( THREE.Math.degToRad( fov * 0.5 ) );
		var ymin = - ymax;
		var xmin = ymin * aspect;
		var xmax = ymax * aspect;

		return this.makeFrustum( xmin, xmax, ymin, ymax, near, far );

	},

	makeOrthographic: function ( left, right, top, bottom, near, far ) {

		var te = this.elements;
		var w = right - left;
		var h = top - bottom;
		var p = far - near;

		var x = ( right + left ) / w;
		var y = ( top + bottom ) / h;
		var z = ( far + near ) / p;

		te[ 0 ] = 2 / w;	te[ 4 ] = 0;	te[ 8 ] = 0;	te[ 12 ] = - x;
		te[ 1 ] = 0;	te[ 5 ] = 2 / h;	te[ 9 ] = 0;	te[ 13 ] = - y;
		te[ 2 ] = 0;	te[ 6 ] = 0;	te[ 10 ] = - 2 / p;	te[ 14 ] = - z;
		te[ 3 ] = 0;	te[ 7 ] = 0;	te[ 11 ] = 0;	te[ 15 ] = 1;

		return this;

	},

	equals: function ( matrix ) {

		var te = this.elements;
		var me = matrix.elements;

		for ( var i = 0; i < 16; i ++ ) {

			if ( te[ i ] !== me[ i ] ) return false;

		}

		return true;

	},

	fromArray: function ( array ) {

		this.elements.set( array );

		return this;

	},

	toArray: function () {

		var te = this.elements;

		return [
			te[ 0 ], te[ 1 ], te[ 2 ], te[ 3 ],
			te[ 4 ], te[ 5 ], te[ 6 ], te[ 7 ],
			te[ 8 ], te[ 9 ], te[ 10 ], te[ 11 ],
			te[ 12 ], te[ 13 ], te[ 14 ], te[ 15 ]
		];

	}

};

// File:src/math/Ray.js

/**
 * @author bhouston / http://clara.io
 */

THREE.Ray = function ( origin, direction ) {

	this.origin = ( origin !== undefined ) ? origin : new THREE.Vector3();
	this.direction = ( direction !== undefined ) ? direction : new THREE.Vector3();

};

THREE.Ray.prototype = {

	constructor: THREE.Ray,

	set: function ( origin, direction ) {

		this.origin.copy( origin );
		this.direction.copy( direction );

		return this;

	},

	clone: function () {

		return new this.constructor().copy( this );

	},

	copy: function ( ray ) {

		this.origin.copy( ray.origin );
		this.direction.copy( ray.direction );

		return this;

	},

	at: function ( t, optionalTarget ) {

		var result = optionalTarget || new THREE.Vector3();

		return result.copy( this.direction ).multiplyScalar( t ).add( this.origin );

	},

	recast: function () {

		var v1 = new THREE.Vector3();

		return function ( t ) {

			this.origin.copy( this.at( t, v1 ) );

			return this;

		};

	}(),

	closestPointToPoint: function ( point, optionalTarget ) {

		var result = optionalTarget || new THREE.Vector3();
		result.subVectors( point, this.origin );
		var directionDistance = result.dot( this.direction );

		if ( directionDistance < 0 ) {

			return result.copy( this.origin );

		}

		return result.copy( this.direction ).multiplyScalar( directionDistance ).add( this.origin );

	},

	distanceToPoint: function ( point ) {

		return Math.sqrt( this.distanceSqToPoint( point ) );

	},

	distanceSqToPoint: function () {

		var v1 = new THREE.Vector3();

		return function ( point ) {

			var directionDistance = v1.subVectors( point, this.origin ).dot( this.direction );

			// point behind the ray

			if ( directionDistance < 0 ) {

				return this.origin.distanceToSquared( point );

			}

			v1.copy( this.direction ).multiplyScalar( directionDistance ).add( this.origin );

			return v1.distanceToSquared( point );

		};

	}(),

	distanceSqToSegment: function () {

		var segCenter = new THREE.Vector3();
		var segDir = new THREE.Vector3();
		var diff = new THREE.Vector3();

		return function ( v0, v1, optionalPointOnRay, optionalPointOnSegment ) {

			// from http://www.geometrictools.com/LibMathematics/Distance/Wm5DistRay3Segment3.cpp
			// It returns the min distance between the ray and the segment
			// defined by v0 and v1
			// It can also set two optional targets :
			// - The closest point on the ray
			// - The closest point on the segment

			segCenter.copy( v0 ).add( v1 ).multiplyScalar( 0.5 );
			segDir.copy( v1 ).sub( v0 ).normalize();
			diff.copy( this.origin ).sub( segCenter );

			var segExtent = v0.distanceTo( v1 ) * 0.5;
			var a01 = - this.direction.dot( segDir );
			var b0 = diff.dot( this.direction );
			var b1 = - diff.dot( segDir );
			var c = diff.lengthSq();
			var det = Math.abs( 1 - a01 * a01 );
			var s0, s1, sqrDist, extDet;

			if ( det > 0 ) {

				// The ray and segment are not parallel.

				s0 = a01 * b1 - b0;
				s1 = a01 * b0 - b1;
				extDet = segExtent * det;

				if ( s0 >= 0 ) {

					if ( s1 >= - extDet ) {

						if ( s1 <= extDet ) {

							// region 0
							// Minimum at interior points of ray and segment.

							var invDet = 1 / det;
							s0 *= invDet;
							s1 *= invDet;
							sqrDist = s0 * ( s0 + a01 * s1 + 2 * b0 ) + s1 * ( a01 * s0 + s1 + 2 * b1 ) + c;

						} else {

							// region 1

							s1 = segExtent;
							s0 = Math.max( 0, - ( a01 * s1 + b0 ) );
							sqrDist = - s0 * s0 + s1 * ( s1 + 2 * b1 ) + c;

						}

					} else {

						// region 5

						s1 = - segExtent;
						s0 = Math.max( 0, - ( a01 * s1 + b0 ) );
						sqrDist = - s0 * s0 + s1 * ( s1 + 2 * b1 ) + c;

					}

				} else {

					if ( s1 <= - extDet ) {

						// region 4

						s0 = Math.max( 0, - ( - a01 * segExtent + b0 ) );
						s1 = ( s0 > 0 ) ? - segExtent : Math.min( Math.max( - segExtent, - b1 ), segExtent );
						sqrDist = - s0 * s0 + s1 * ( s1 + 2 * b1 ) + c;

					} else if ( s1 <= extDet ) {

						// region 3

						s0 = 0;
						s1 = Math.min( Math.max( - segExtent, - b1 ), segExtent );
						sqrDist = s1 * ( s1 + 2 * b1 ) + c;

					} else {

						// region 2

						s0 = Math.max( 0, - ( a01 * segExtent + b0 ) );
						s1 = ( s0 > 0 ) ? segExtent : Math.min( Math.max( - segExtent, - b1 ), segExtent );
						sqrDist = - s0 * s0 + s1 * ( s1 + 2 * b1 ) + c;

					}

				}

			} else {

				// Ray and segment are parallel.

				s1 = ( a01 > 0 ) ? - segExtent : segExtent;
				s0 = Math.max( 0, - ( a01 * s1 + b0 ) );
				sqrDist = - s0 * s0 + s1 * ( s1 + 2 * b1 ) + c;

			}

			if ( optionalPointOnRay ) {

				optionalPointOnRay.copy( this.direction ).multiplyScalar( s0 ).add( this.origin );

			}

			if ( optionalPointOnSegment ) {

				optionalPointOnSegment.copy( segDir ).multiplyScalar( s1 ).add( segCenter );

			}

			return sqrDist;

		};

	}(),


	isIntersectionSphere: function ( sphere ) {

		return this.distanceToPoint( sphere.center ) <= sphere.radius;

	},

	intersectSphere: function () {

		// from http://www.scratchapixel.com/lessons/3d-basic-lessons/lesson-7-intersecting-simple-shapes/ray-sphere-intersection/

		var v1 = new THREE.Vector3();

		return function ( sphere, optionalTarget ) {

			v1.subVectors( sphere.center, this.origin );

			var tca = v1.dot( this.direction );

			var d2 = v1.dot( v1 ) - tca * tca;

			var radius2 = sphere.radius * sphere.radius;

			if ( d2 > radius2 ) return null;

			var thc = Math.sqrt( radius2 - d2 );

			// t0 = first intersect point - entrance on front of sphere
			var t0 = tca - thc;

			// t1 = second intersect point - exit point on back of sphere
			var t1 = tca + thc;

			// test to see if both t0 and t1 are behind the ray - if so, return null
			if ( t0 < 0 && t1 < 0 ) return null;

			// test to see if t0 is behind the ray:
			// if it is, the ray is inside the sphere, so return the second exit point scaled by t1,
			// in order to always return an intersect point that is in front of the ray.
			if ( t0 < 0 ) return this.at( t1, optionalTarget );

			// else t0 is in front of the ray, so return the first collision point scaled by t0
			return this.at( t0, optionalTarget );

		}

	}(),

	isIntersectionPlane: function ( plane ) {

		// check if the ray lies on the plane first

		var distToPoint = plane.distanceToPoint( this.origin );

		if ( distToPoint === 0 ) {

			return true;

		}

		var denominator = plane.normal.dot( this.direction );

		if ( denominator * distToPoint < 0 ) {

			return true;

		}

		// ray origin is behind the plane (and is pointing behind it)

		return false;

	},

	distanceToPlane: function ( plane ) {

		var denominator = plane.normal.dot( this.direction );
		if ( denominator === 0 ) {

			// line is coplanar, return origin
			if ( plane.distanceToPoint( this.origin ) === 0 ) {

				return 0;

			}

			// Null is preferable to undefined since undefined means.... it is undefined

			return null;

		}

		var t = - ( this.origin.dot( plane.normal ) + plane.constant ) / denominator;

		// Return if the ray never intersects the plane

		return t >= 0 ? t :  null;

	},

	intersectPlane: function ( plane, optionalTarget ) {

		var t = this.distanceToPlane( plane );

		if ( t === null ) {

			return null;

		}

		return this.at( t, optionalTarget );

	},

	isIntersectionBox: function () {

		var v = new THREE.Vector3();

		return function ( box ) {

			return this.intersectBox( box, v ) !== null;

		};

	}(),

	intersectBox: function ( box, optionalTarget ) {

		// http://www.scratchapixel.com/lessons/3d-basic-lessons/lesson-7-intersecting-simple-shapes/ray-box-intersection/

		var tmin, tmax, tymin, tymax, tzmin, tzmax;

		var invdirx = 1 / this.direction.x,
			invdiry = 1 / this.direction.y,
			invdirz = 1 / this.direction.z;

		var origin = this.origin;

		if ( invdirx >= 0 ) {

			tmin = ( box.min.x - origin.x ) * invdirx;
			tmax = ( box.max.x - origin.x ) * invdirx;

		} else {

			tmin = ( box.max.x - origin.x ) * invdirx;
			tmax = ( box.min.x - origin.x ) * invdirx;

		}

		if ( invdiry >= 0 ) {

			tymin = ( box.min.y - origin.y ) * invdiry;
			tymax = ( box.max.y - origin.y ) * invdiry;

		} else {

			tymin = ( box.max.y - origin.y ) * invdiry;
			tymax = ( box.min.y - origin.y ) * invdiry;

		}

		if ( ( tmin > tymax ) || ( tymin > tmax ) ) return null;

		// These lines also handle the case where tmin or tmax is NaN
		// (result of 0 * Infinity). x !== x returns true if x is NaN

		if ( tymin > tmin || tmin !== tmin ) tmin = tymin;

		if ( tymax < tmax || tmax !== tmax ) tmax = tymax;

		if ( invdirz >= 0 ) {

			tzmin = ( box.min.z - origin.z ) * invdirz;
			tzmax = ( box.max.z - origin.z ) * invdirz;

		} else {

			tzmin = ( box.max.z - origin.z ) * invdirz;
			tzmax = ( box.min.z - origin.z ) * invdirz;

		}

		if ( ( tmin > tzmax ) || ( tzmin > tmax ) ) return null;

		if ( tzmin > tmin || tmin !== tmin ) tmin = tzmin;

		if ( tzmax < tmax || tmax !== tmax ) tmax = tzmax;

		//return point closest to the ray (positive side)

		if ( tmax < 0 ) return null;

		return this.at( tmin >= 0 ? tmin : tmax, optionalTarget );

	},

	intersectTriangle: function () {

		// Compute the offset origin, edges, and normal.
		var diff = new THREE.Vector3();
		var edge1 = new THREE.Vector3();
		var edge2 = new THREE.Vector3();
		var normal = new THREE.Vector3();

		return function ( a, b, c, backfaceCulling, optionalTarget ) {

			// from http://www.geometrictools.com/LibMathematics/Intersection/Wm5IntrRay3Triangle3.cpp

			edge1.subVectors( b, a );
			edge2.subVectors( c, a );
			normal.crossVectors( edge1, edge2 );

			// Solve Q + t*D = b1*E1 + b2*E2 (Q = kDiff, D = ray direction,
			// E1 = kEdge1, E2 = kEdge2, N = Cross(E1,E2)) by
			//   |Dot(D,N)|*b1 = sign(Dot(D,N))*Dot(D,Cross(Q,E2))
			//   |Dot(D,N)|*b2 = sign(Dot(D,N))*Dot(D,Cross(E1,Q))
			//   |Dot(D,N)|*t = -sign(Dot(D,N))*Dot(Q,N)
			var DdN = this.direction.dot( normal );
			var sign;

			if ( DdN > 0 ) {

				if ( backfaceCulling ) return null;
				sign = 1;

			} else if ( DdN < 0 ) {

				sign = - 1;
				DdN = - DdN;

			} else {

				return null;

			}

			diff.subVectors( this.origin, a );
			var DdQxE2 = sign * this.direction.dot( edge2.crossVectors( diff, edge2 ) );

			// b1 < 0, no intersection
			if ( DdQxE2 < 0 ) {

				return null;

			}

			var DdE1xQ = sign * this.direction.dot( edge1.cross( diff ) );

			// b2 < 0, no intersection
			if ( DdE1xQ < 0 ) {

				return null;

			}

			// b1+b2 > 1, no intersection
			if ( DdQxE2 + DdE1xQ > DdN ) {

				return null;

			}

			// Line intersects triangle, check if ray does.
			var QdN = - sign * diff.dot( normal );

			// t < 0, no intersection
			if ( QdN < 0 ) {

				return null;

			}

			// Ray intersects triangle.
			return this.at( QdN / DdN, optionalTarget );

		};

	}(),

	applyMatrix4: function ( matrix4 ) {

		this.direction.add( this.origin ).applyMatrix4( matrix4 );
		this.origin.applyMatrix4( matrix4 );
		this.direction.sub( this.origin );
		this.direction.normalize();

		return this;

	},

	equals: function ( ray ) {

		return ray.origin.equals( this.origin ) && ray.direction.equals( this.direction );

	}

};

// File:src/math/Sphere.js

/**
 * @author bhouston / http://clara.io
 * @author mrdoob / http://mrdoob.com/
 */

THREE.Sphere = function ( center, radius ) {

	this.center = ( center !== undefined ) ? center : new THREE.Vector3();
	this.radius = ( radius !== undefined ) ? radius : 0;

};

THREE.Sphere.prototype = {

	constructor: THREE.Sphere,

	set: function ( center, radius ) {

		this.center.copy( center );
		this.radius = radius;

		return this;

	},

	setFromPoints: function () {

		var box = new THREE.Box3();

		return function ( points, optionalCenter ) {

			var center = this.center;

			if ( optionalCenter !== undefined ) {

				center.copy( optionalCenter );

			} else {

				box.setFromPoints( points ).center( center );

			}

			var maxRadiusSq = 0;

			for ( var i = 0, il = points.length; i < il; i ++ ) {

				maxRadiusSq = Math.max( maxRadiusSq, center.distanceToSquared( points[ i ] ) );

			}

			this.radius = Math.sqrt( maxRadiusSq );

			return this;

		};

	}(),

	clone: function () {

		return new this.constructor().copy( this );

	},

	copy: function ( sphere ) {

		this.center.copy( sphere.center );
		this.radius = sphere.radius;

		return this;

	},

	empty: function () {

		return ( this.radius <= 0 );

	},

	containsPoint: function ( point ) {

		return ( point.distanceToSquared( this.center ) <= ( this.radius * this.radius ) );

	},

	distanceToPoint: function ( point ) {

		return ( point.distanceTo( this.center ) - this.radius );

	},

	intersectsSphere: function ( sphere ) {

		var radiusSum = this.radius + sphere.radius;

		return sphere.center.distanceToSquared( this.center ) <= ( radiusSum * radiusSum );

	},

	clampPoint: function ( point, optionalTarget ) {

		var deltaLengthSq = this.center.distanceToSquared( point );

		var result = optionalTarget || new THREE.Vector3();
		result.copy( point );

		if ( deltaLengthSq > ( this.radius * this.radius ) ) {

			result.sub( this.center ).normalize();
			result.multiplyScalar( this.radius ).add( this.center );

		}

		return result;

	},

	getBoundingBox: function ( optionalTarget ) {

		var box = optionalTarget || new THREE.Box3();

		box.set( this.center, this.center );
		box.expandByScalar( this.radius );

		return box;

	},

	applyMatrix4: function ( matrix ) {

		this.center.applyMatrix4( matrix );
		this.radius = this.radius * matrix.getMaxScaleOnAxis();

		return this;

	},

	translate: function ( offset ) {

		this.center.add( offset );

		return this;

	},

	equals: function ( sphere ) {

		return sphere.center.equals( this.center ) && ( sphere.radius === this.radius );

	}

};

// File:src/math/Frustum.js

/**
 * @author mrdoob / http://mrdoob.com/
 * @author alteredq / http://alteredqualia.com/
 * @author bhouston / http://clara.io
 */

THREE.Frustum = function ( p0, p1, p2, p3, p4, p5 ) {

	this.planes = [

		( p0 !== undefined ) ? p0 : new THREE.Plane(),
		( p1 !== undefined ) ? p1 : new THREE.Plane(),
		( p2 !== undefined ) ? p2 : new THREE.Plane(),
		( p3 !== undefined ) ? p3 : new THREE.Plane(),
		( p4 !== undefined ) ? p4 : new THREE.Plane(),
		( p5 !== undefined ) ? p5 : new THREE.Plane()

	];

};

THREE.Frustum.prototype = {

	constructor: THREE.Frustum,

	set: function ( p0, p1, p2, p3, p4, p5 ) {

		var planes = this.planes;

		planes[ 0 ].copy( p0 );
		planes[ 1 ].copy( p1 );
		planes[ 2 ].copy( p2 );
		planes[ 3 ].copy( p3 );
		planes[ 4 ].copy( p4 );
		planes[ 5 ].copy( p5 );

		return this;

	},

	clone: function () {

		return new this.constructor().copy( this );

	},

	copy: function ( frustum ) {

		var planes = this.planes;

		for ( var i = 0; i < 6; i ++ ) {

			planes[ i ].copy( frustum.planes[ i ] );

		}

		return this;

	},

	setFromMatrix: function ( m ) {

		var planes = this.planes;
		var me = m.elements;
		var me0 = me[ 0 ], me1 = me[ 1 ], me2 = me[ 2 ], me3 = me[ 3 ];
		var me4 = me[ 4 ], me5 = me[ 5 ], me6 = me[ 6 ], me7 = me[ 7 ];
		var me8 = me[ 8 ], me9 = me[ 9 ], me10 = me[ 10 ], me11 = me[ 11 ];
		var me12 = me[ 12 ], me13 = me[ 13 ], me14 = me[ 14 ], me15 = me[ 15 ];

		planes[ 0 ].setComponents( me3 - me0, me7 - me4, me11 - me8, me15 - me12 ).normalize();
		planes[ 1 ].setComponents( me3 + me0, me7 + me4, me11 + me8, me15 + me12 ).normalize();
		planes[ 2 ].setComponents( me3 + me1, me7 + me5, me11 + me9, me15 + me13 ).normalize();
		planes[ 3 ].setComponents( me3 - me1, me7 - me5, me11 - me9, me15 - me13 ).normalize();
		planes[ 4 ].setComponents( me3 - me2, me7 - me6, me11 - me10, me15 - me14 ).normalize();
		planes[ 5 ].setComponents( me3 + me2, me7 + me6, me11 + me10, me15 + me14 ).normalize();

		return this;

	},

	intersectsObject: function () {

		var sphere = new THREE.Sphere();

		return function ( object ) {

			var geometry = object.geometry;

			if ( geometry.boundingSphere === null ) geometry.computeBoundingSphere();

			sphere.copy( geometry.boundingSphere );
			sphere.applyMatrix4( object.matrixWorld );

			return this.intersectsSphere( sphere );

		};

	}(),

	intersectsSphere: function ( sphere ) {

		var planes = this.planes;
		var center = sphere.center;
		var negRadius = - sphere.radius;

		for ( var i = 0; i < 6; i ++ ) {

			var distance = planes[ i ].distanceToPoint( center );

			if ( distance < negRadius ) {

				return false;

			}

		}

		return true;

	},

	intersectsBox: function () {

		var p1 = new THREE.Vector3(),
			p2 = new THREE.Vector3();

		return function ( box ) {

			var planes = this.planes;

			for ( var i = 0; i < 6 ; i ++ ) {

				var plane = planes[ i ];

				p1.x = plane.normal.x > 0 ? box.min.x : box.max.x;
				p2.x = plane.normal.x > 0 ? box.max.x : box.min.x;
				p1.y = plane.normal.y > 0 ? box.min.y : box.max.y;
				p2.y = plane.normal.y > 0 ? box.max.y : box.min.y;
				p1.z = plane.normal.z > 0 ? box.min.z : box.max.z;
				p2.z = plane.normal.z > 0 ? box.max.z : box.min.z;

				var d1 = plane.distanceToPoint( p1 );
				var d2 = plane.distanceToPoint( p2 );

				// if both outside plane, no intersection

				if ( d1 < 0 && d2 < 0 ) {

					return false;

				}

			}

			return true;

		};

	}(),


	containsPoint: function ( point ) {

		var planes = this.planes;

		for ( var i = 0; i < 6; i ++ ) {

			if ( planes[ i ].distanceToPoint( point ) < 0 ) {

				return false;

			}

		}

		return true;

	}

};

// File:src/math/Plane.js

/**
 * @author bhouston / http://clara.io
 */

THREE.Plane = function ( normal, constant ) {

	this.normal = ( normal !== undefined ) ? normal : new THREE.Vector3( 1, 0, 0 );
	this.constant = ( constant !== undefined ) ? constant : 0;

};

THREE.Plane.prototype = {

	constructor: THREE.Plane,

	set: function ( normal, constant ) {

		this.normal.copy( normal );
		this.constant = constant;

		return this;

	},

	setComponents: function ( x, y, z, w ) {

		this.normal.set( x, y, z );
		this.constant = w;

		return this;

	},

	setFromNormalAndCoplanarPoint: function ( normal, point ) {

		this.normal.copy( normal );
		this.constant = - point.dot( this.normal );	// must be this.normal, not normal, as this.normal is normalized

		return this;

	},

	setFromCoplanarPoints: function () {

		var v1 = new THREE.Vector3();
		var v2 = new THREE.Vector3();

		return function ( a, b, c ) {

			var normal = v1.subVectors( c, b ).cross( v2.subVectors( a, b ) ).normalize();

			// Q: should an error be thrown if normal is zero (e.g. degenerate plane)?

			this.setFromNormalAndCoplanarPoint( normal, a );

			return this;

		};

	}(),

	clone: function () {

		return new this.constructor().copy( this );

	},

	copy: function ( plane ) {

		this.normal.copy( plane.normal );
		this.constant = plane.constant;

		return this;

	},

	normalize: function () {

		// Note: will lead to a divide by zero if the plane is invalid.

		var inverseNormalLength = 1.0 / this.normal.length();
		this.normal.multiplyScalar( inverseNormalLength );
		this.constant *= inverseNormalLength;

		return this;

	},

	negate: function () {

		this.constant *= - 1;
		this.normal.negate();

		return this;

	},

	distanceToPoint: function ( point ) {

		return this.normal.dot( point ) + this.constant;

	},

	distanceToSphere: function ( sphere ) {

		return this.distanceToPoint( sphere.center ) - sphere.radius;

	},

	projectPoint: function ( point, optionalTarget ) {

		return this.orthoPoint( point, optionalTarget ).sub( point ).negate();

	},

	orthoPoint: function ( point, optionalTarget ) {

		var perpendicularMagnitude = this.distanceToPoint( point );

		var result = optionalTarget || new THREE.Vector3();
		return result.copy( this.normal ).multiplyScalar( perpendicularMagnitude );

	},

	isIntersectionLine: function ( line ) {

		// Note: this tests if a line intersects the plane, not whether it (or its end-points) are coplanar with it.

		var startSign = this.distanceToPoint( line.start );
		var endSign = this.distanceToPoint( line.end );

		return ( startSign < 0 && endSign > 0 ) || ( endSign < 0 && startSign > 0 );

	},

	intersectLine: function () {

		var v1 = new THREE.Vector3();

		return function ( line, optionalTarget ) {

			var result = optionalTarget || new THREE.Vector3();

			var direction = line.delta( v1 );

			var denominator = this.normal.dot( direction );

			if ( denominator === 0 ) {

				// line is coplanar, return origin
				if ( this.distanceToPoint( line.start ) === 0 ) {

					return result.copy( line.start );

				}

				// Unsure if this is the correct method to handle this case.
				return undefined;

			}

			var t = - ( line.start.dot( this.normal ) + this.constant ) / denominator;

			if ( t < 0 || t > 1 ) {

				return undefined;

			}

			return result.copy( direction ).multiplyScalar( t ).add( line.start );

		};

	}(),


	coplanarPoint: function ( optionalTarget ) {

		var result = optionalTarget || new THREE.Vector3();
		return result.copy( this.normal ).multiplyScalar( - this.constant );

	},

	applyMatrix4: function () {

		var v1 = new THREE.Vector3();
		var v2 = new THREE.Vector3();
		var m1 = new THREE.Matrix3();

		return function ( matrix, optionalNormalMatrix ) {

			// compute new normal based on theory here:
			// http://www.songho.ca/opengl/gl_normaltransform.html
			var normalMatrix = optionalNormalMatrix || m1.getNormalMatrix( matrix );
			var newNormal = v1.copy( this.normal ).applyMatrix3( normalMatrix );

			var newCoplanarPoint = this.coplanarPoint( v2 );
			newCoplanarPoint.applyMatrix4( matrix );

			this.setFromNormalAndCoplanarPoint( newNormal, newCoplanarPoint );

			return this;

		};

	}(),

	translate: function ( offset ) {

		this.constant = this.constant - offset.dot( this.normal );

		return this;

	},

	equals: function ( plane ) {

		return plane.normal.equals( this.normal ) && ( plane.constant === this.constant );

	}

};

// File:src/math/Math.js

/**
 * @author alteredq / http://alteredqualia.com/
 * @author mrdoob / http://mrdoob.com/
 */

THREE.Math = {

	generateUUID: function () {

		// http://www.broofa.com/Tools/Math.uuid.htm

		var chars = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz'.split( '' );
		var uuid = new Array( 36 );
		var rnd = 0, r;

		return function () {

			for ( var i = 0; i < 36; i ++ ) {

				if ( i === 8 || i === 13 || i === 18 || i === 23 ) {

					uuid[ i ] = '-';

				} else if ( i === 14 ) {

					uuid[ i ] = '4';

				} else {

					if ( rnd <= 0x02 ) rnd = 0x2000000 + ( Math.random() * 0x1000000 ) | 0;
					r = rnd & 0xf;
					rnd = rnd >> 4;
					uuid[ i ] = chars[ ( i === 19 ) ? ( r & 0x3 ) | 0x8 : r ];

				}

			}

			return uuid.join( '' );

		};

	}(),

	clamp: function ( value, min, max ) {

		return Math.max( min, Math.min( max, value ) );

	},

	// compute euclidian modulo of m % n
	// https://en.wikipedia.org/wiki/Modulo_operation

	euclideanModulo: function ( n, m ) {

		return ( ( n % m ) + m ) % m;

	},

	// Linear mapping from range <a1, a2> to range <b1, b2>

	mapLinear: function ( x, a1, a2, b1, b2 ) {

		return b1 + ( x - a1 ) * ( b2 - b1 ) / ( a2 - a1 );

	},

	// http://en.wikipedia.org/wiki/Smoothstep

	smoothstep: function ( x, min, max ) {

		if ( x <= min ) return 0;
		if ( x >= max ) return 1;

		x = ( x - min ) / ( max - min );

		return x * x * ( 3 - 2 * x );

	},

	smootherstep: function ( x, min, max ) {

		if ( x <= min ) return 0;
		if ( x >= max ) return 1;

		x = ( x - min ) / ( max - min );

		return x * x * x * ( x * ( x * 6 - 15 ) + 10 );

	},

	// Random float from <0, 1> with 16 bits of randomness
	// (standard Math.random() creates repetitive patterns when applied over larger space)

	random16: function () {

		return ( 65280 * Math.random() + 255 * Math.random() ) / 65535;

	},

	// Random integer from <low, high> interval

	randInt: function ( low, high ) {

		return low + Math.floor( Math.random() * ( high - low + 1 ) );

	},

	// Random float from <low, high> interval

	randFloat: function ( low, high ) {

		return low + Math.random() * ( high - low );

	},

	// Random float from <-range/2, range/2> interval

	randFloatSpread: function ( range ) {

		return range * ( 0.5 - Math.random() );

	},

	degToRad: function () {

		var degreeToRadiansFactor = Math.PI / 180;

		return function ( degrees ) {

			return degrees * degreeToRadiansFactor;

		};

	}(),

	radToDeg: function () {

		var radianToDegreesFactor = 180 / Math.PI;

		return function ( radians ) {

			return radians * radianToDegreesFactor;

		};

	}(),

	isPowerOfTwo: function ( value ) {

		return ( value & ( value - 1 ) ) === 0 && value !== 0;

	},

	nearestPowerOfTwo: function ( value ) {

		return Math.pow( 2, Math.round( Math.log( value ) / Math.LN2 ) );

	},

	nextPowerOfTwo: function ( value ) {

		value --;
		value |= value >> 1;
		value |= value >> 2;
		value |= value >> 4;
		value |= value >> 8;
		value |= value >> 16;
		value ++;

		return value;

	}

};

// File:src/math/Spline.js

/**
 * Spline from Tween.js, slightly optimized (and trashed)
 * http://sole.github.com/tween.js/examples/05_spline.html
 *
 * @author mrdoob / http://mrdoob.com/
 * @author alteredq / http://alteredqualia.com/
 */

THREE.Spline = function ( points ) {

	this.points = points;

	var c = [], v3 = { x: 0, y: 0, z: 0 },
	point, intPoint, weight, w2, w3,
	pa, pb, pc, pd;

	this.initFromArray = function ( a ) {

		this.points = [];

		for ( var i = 0; i < a.length; i ++ ) {

			this.points[ i ] = { x: a[ i ][ 0 ], y: a[ i ][ 1 ], z: a[ i ][ 2 ] };

		}

	};

	this.getPoint = function ( k ) {

		point = ( this.points.length - 1 ) * k;
		intPoint = Math.floor( point );
		weight = point - intPoint;

		c[ 0 ] = intPoint === 0 ? intPoint : intPoint - 1;
		c[ 1 ] = intPoint;
		c[ 2 ] = intPoint  > this.points.length - 2 ? this.points.length - 1 : intPoint + 1;
		c[ 3 ] = intPoint  > this.points.length - 3 ? this.points.length - 1 : intPoint + 2;

		pa = this.points[ c[ 0 ] ];
		pb = this.points[ c[ 1 ] ];
		pc = this.points[ c[ 2 ] ];
		pd = this.points[ c[ 3 ] ];

		w2 = weight * weight;
		w3 = weight * w2;

		v3.x = interpolate( pa.x, pb.x, pc.x, pd.x, weight, w2, w3 );
		v3.y = interpolate( pa.y, pb.y, pc.y, pd.y, weight, w2, w3 );
		v3.z = interpolate( pa.z, pb.z, pc.z, pd.z, weight, w2, w3 );

		return v3;

	};

	this.getControlPointsArray = function () {

		var i, p, l = this.points.length,
			coords = [];

		for ( i = 0; i < l; i ++ ) {

			p = this.points[ i ];
			coords[ i ] = [ p.x, p.y, p.z ];

		}

		return coords;

	};

	// approximate length by summing linear segments

	this.getLength = function ( nSubDivisions ) {

		var i, index, nSamples, position,
			point = 0, intPoint = 0, oldIntPoint = 0,
			oldPosition = new THREE.Vector3(),
			tmpVec = new THREE.Vector3(),
			chunkLengths = [],
			totalLength = 0;

		// first point has 0 length

		chunkLengths[ 0 ] = 0;

		if ( ! nSubDivisions ) nSubDivisions = 100;

		nSamples = this.points.length * nSubDivisions;

		oldPosition.copy( this.points[ 0 ] );

		for ( i = 1; i < nSamples; i ++ ) {

			index = i / nSamples;

			position = this.getPoint( index );
			tmpVec.copy( position );

			totalLength += tmpVec.distanceTo( oldPosition );

			oldPosition.copy( position );

			point = ( this.points.length - 1 ) * index;
			intPoint = Math.floor( point );

			if ( intPoint !== oldIntPoint ) {

				chunkLengths[ intPoint ] = totalLength;
				oldIntPoint = intPoint;

			}

		}

		// last point ends with total length

		chunkLengths[ chunkLengths.length ] = totalLength;

		return { chunks: chunkLengths, total: totalLength };

	};

	this.reparametrizeByArcLength = function ( samplingCoef ) {

		var i, j,
			index, indexCurrent, indexNext,
			realDistance,
			sampling, position,
			newpoints = [],
			tmpVec = new THREE.Vector3(),
			sl = this.getLength();

		newpoints.push( tmpVec.copy( this.points[ 0 ] ).clone() );

		for ( i = 1; i < this.points.length; i ++ ) {

			//tmpVec.copy( this.points[ i - 1 ] );
			//linearDistance = tmpVec.distanceTo( this.points[ i ] );

			realDistance = sl.chunks[ i ] - sl.chunks[ i - 1 ];

			sampling = Math.ceil( samplingCoef * realDistance / sl.total );

			indexCurrent = ( i - 1 ) / ( this.points.length - 1 );
			indexNext = i / ( this.points.length - 1 );

			for ( j = 1; j < sampling - 1; j ++ ) {

				index = indexCurrent + j * ( 1 / sampling ) * ( indexNext - indexCurrent );

				position = this.getPoint( index );
				newpoints.push( tmpVec.copy( position ).clone() );

			}

			newpoints.push( tmpVec.copy( this.points[ i ] ).clone() );

		}

		this.points = newpoints;

	};

	// Catmull-Rom

	function interpolate( p0, p1, p2, p3, t, t2, t3 ) {

		var v0 = ( p2 - p0 ) * 0.5,
			v1 = ( p3 - p1 ) * 0.5;

		return ( 2 * ( p1 - p2 ) + v0 + v1 ) * t3 + ( - 3 * ( p1 - p2 ) - 2 * v0 - v1 ) * t2 + v0 * t + p1;

	}

};

// File:src/math/Triangle.js

/**
 * @author bhouston / http://clara.io
 * @author mrdoob / http://mrdoob.com/
 */

THREE.Triangle = function ( a, b, c ) {

	this.a = ( a !== undefined ) ? a : new THREE.Vector3();
	this.b = ( b !== undefined ) ? b : new THREE.Vector3();
	this.c = ( c !== undefined ) ? c : new THREE.Vector3();

};

THREE.Triangle.normal = function () {

	var v0 = new THREE.Vector3();

	return function ( a, b, c, optionalTarget ) {

		var result = optionalTarget || new THREE.Vector3();

		result.subVectors( c, b );
		v0.subVectors( a, b );
		result.cross( v0 );

		var resultLengthSq = result.lengthSq();
		if ( resultLengthSq > 0 ) {

			return result.multiplyScalar( 1 / Math.sqrt( resultLengthSq ) );

		}

		return result.set( 0, 0, 0 );

	};

}();

// static/instance method to calculate barycentric coordinates
// based on: http://www.blackpawn.com/texts/pointinpoly/default.html
THREE.Triangle.barycoordFromPoint = function () {

	var v0 = new THREE.Vector3();
	var v1 = new THREE.Vector3();
	var v2 = new THREE.Vector3();

	return function ( point, a, b, c, optionalTarget ) {

		v0.subVectors( c, a );
		v1.subVectors( b, a );
		v2.subVectors( point, a );

		var dot00 = v0.dot( v0 );
		var dot01 = v0.dot( v1 );
		var dot02 = v0.dot( v2 );
		var dot11 = v1.dot( v1 );
		var dot12 = v1.dot( v2 );

		var denom = ( dot00 * dot11 - dot01 * dot01 );

		var result = optionalTarget || new THREE.Vector3();

		// collinear or singular triangle
		if ( denom === 0 ) {

			// arbitrary location outside of triangle?
			// not sure if this is the best idea, maybe should be returning undefined
			return result.set( - 2, - 1, - 1 );

		}

		var invDenom = 1 / denom;
		var u = ( dot11 * dot02 - dot01 * dot12 ) * invDenom;
		var v = ( dot00 * dot12 - dot01 * dot02 ) * invDenom;

		// barycentric coordinates must always sum to 1
		return result.set( 1 - u - v, v, u );

	};

}();

THREE.Triangle.containsPoint = function () {

	var v1 = new THREE.Vector3();

	return function ( point, a, b, c ) {

		var result = THREE.Triangle.barycoordFromPoint( point, a, b, c, v1 );

		return ( result.x >= 0 ) && ( result.y >= 0 ) && ( ( result.x + result.y ) <= 1 );

	};

}();

THREE.Triangle.prototype = {

	constructor: THREE.Triangle,

	set: function ( a, b, c ) {

		this.a.copy( a );
		this.b.copy( b );
		this.c.copy( c );

		return this;

	},

	setFromPointsAndIndices: function ( points, i0, i1, i2 ) {

		this.a.copy( points[ i0 ] );
		this.b.copy( points[ i1 ] );
		this.c.copy( points[ i2 ] );

		return this;

	},

	clone: function () {

		return new this.constructor().copy( this );

	},

	copy: function ( triangle ) {

		this.a.copy( triangle.a );
		this.b.copy( triangle.b );
		this.c.copy( triangle.c );

		return this;

	},

	area: function () {

		var v0 = new THREE.Vector3();
		var v1 = new THREE.Vector3();

		return function () {

			v0.subVectors( this.c, this.b );
			v1.subVectors( this.a, this.b );

			return v0.cross( v1 ).length() * 0.5;

		};

	}(),

	midpoint: function ( optionalTarget ) {

		var result = optionalTarget || new THREE.Vector3();
		return result.addVectors( this.a, this.b ).add( this.c ).multiplyScalar( 1 / 3 );

	},

	normal: function ( optionalTarget ) {

		return THREE.Triangle.normal( this.a, this.b, this.c, optionalTarget );

	},

	plane: function ( optionalTarget ) {

		var result = optionalTarget || new THREE.Plane();

		return result.setFromCoplanarPoints( this.a, this.b, this.c );

	},

	barycoordFromPoint: function ( point, optionalTarget ) {

		return THREE.Triangle.barycoordFromPoint( point, this.a, this.b, this.c, optionalTarget );

	},

	containsPoint: function ( point ) {

		return THREE.Triangle.containsPoint( point, this.a, this.b, this.c );

	},

	equals: function ( triangle ) {

		return triangle.a.equals( this.a ) && triangle.b.equals( this.b ) && triangle.c.equals( this.c );

	}

};

// File:src/core/Channels.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.Channels = function () {

	this.mask = 1;

};

THREE.Channels.prototype = {

	constructor: THREE.Channels,

	set: function ( channel ) {

		this.mask = 1 << channel;

	},

	enable: function ( channel ) {

		this.mask |= 1 << channel;

	},

	toggle: function ( channel ) {

		this.mask ^= 1 << channel;

	},

	disable: function ( channel ) {

		this.mask &= ~ ( 1 << channel );

	}

};

// File:src/core/Clock.js

/**
 * @author alteredq / http://alteredqualia.com/
 */

THREE.Clock = function ( autoStart ) {

	this.autoStart = ( autoStart !== undefined ) ? autoStart : true;

	this.startTime = 0;
	this.oldTime = 0;
	this.elapsedTime = 0;

	this.running = false;

};

THREE.Clock.prototype = {

	constructor: THREE.Clock,

	start: function () {

		this.startTime = self.performance.now();

		this.oldTime = this.startTime;
		this.running = true;

	},

	stop: function () {

		this.getElapsedTime();
		this.running = false;

	},

	getElapsedTime: function () {

		this.getDelta();
		return this.elapsedTime;

	},

	getDelta: function () {

		var diff = 0;

		if ( this.autoStart && ! this.running ) {

			this.start();

		}

		if ( this.running ) {

			var newTime = self.performance.now();

			diff = 0.001 * ( newTime - this.oldTime );
			this.oldTime = newTime;

			this.elapsedTime += diff;

		}

		return diff;

	}

};

// File:src/core/EventDispatcher.js

/**
 * https://github.com/mrdoob/eventdispatcher.js/
 */

THREE.EventDispatcher = function () {};

THREE.EventDispatcher.prototype = {

	constructor: THREE.EventDispatcher,

	apply: function ( object ) {

		object.addEventListener = THREE.EventDispatcher.prototype.addEventListener;
		object.hasEventListener = THREE.EventDispatcher.prototype.hasEventListener;
		object.removeEventListener = THREE.EventDispatcher.prototype.removeEventListener;
		object.dispatchEvent = THREE.EventDispatcher.prototype.dispatchEvent;

	},

	addEventListener: function ( type, listener ) {

		if ( this._listeners === undefined ) this._listeners = {};

		var listeners = this._listeners;

		if ( listeners[ type ] === undefined ) {

			listeners[ type ] = [];

		}

		if ( listeners[ type ].indexOf( listener ) === - 1 ) {

			listeners[ type ].push( listener );

		}

	},

	hasEventListener: function ( type, listener ) {

		if ( this._listeners === undefined ) return false;

		var listeners = this._listeners;

		if ( listeners[ type ] !== undefined && listeners[ type ].indexOf( listener ) !== - 1 ) {

			return true;

		}

		return false;

	},

	removeEventListener: function ( type, listener ) {

		if ( this._listeners === undefined ) return;

		var listeners = this._listeners;
		var listenerArray = listeners[ type ];

		if ( listenerArray !== undefined ) {

			var index = listenerArray.indexOf( listener );

			if ( index !== - 1 ) {

				listenerArray.splice( index, 1 );

			}

		}

	},

	dispatchEvent: function ( event ) {

		if ( this._listeners === undefined ) return;

		var listeners = this._listeners;
		var listenerArray = listeners[ event.type ];

		if ( listenerArray !== undefined ) {

			event.target = this;

			var array = [];
			var length = listenerArray.length;

			for ( var i = 0; i < length; i ++ ) {

				array[ i ] = listenerArray[ i ];

			}

			for ( var i = 0; i < length; i ++ ) {

				array[ i ].call( this, event );

			}

		}

	}

};

// File:src/core/Raycaster.js

/**
 * @author mrdoob / http://mrdoob.com/
 * @author bhouston / http://clara.io/
 * @author stephomi / http://stephaneginier.com/
 */

( function ( THREE ) {

	THREE.Raycaster = function ( origin, direction, near, far ) {

		this.ray = new THREE.Ray( origin, direction );
		// direction is assumed to be normalized (for accurate distance calculations)

		this.near = near || 0;
		this.far = far || Infinity;

		this.params = {
			Mesh: {},
			Line: {},
			LOD: {},
			Points: { threshold: 1 },
			Sprite: {}
		};

		Object.defineProperties( this.params, {
			PointCloud: {
				get: function () {
					console.warn( 'THREE.Raycaster: params.PointCloud has been renamed to params.Points.' );
					return this.Points;
				}
			}
		} );

	};

	function descSort( a, b ) {

		return a.distance - b.distance;

	}

	function intersectObject( object, raycaster, intersects, recursive ) {

		if ( object.visible === false ) return;

		object.raycast( raycaster, intersects );

		if ( recursive === true ) {

			var children = object.children;

			for ( var i = 0, l = children.length; i < l; i ++ ) {

				intersectObject( children[ i ], raycaster, intersects, true );

			}

		}

	}

	//

	THREE.Raycaster.prototype = {

		constructor: THREE.Raycaster,

		linePrecision: 1,

		set: function ( origin, direction ) {

			// direction is assumed to be normalized (for accurate distance calculations)

			this.ray.set( origin, direction );

		},

		setFromCamera: function ( coords, camera ) {

			if ( camera instanceof THREE.PerspectiveCamera ) {

				this.ray.origin.setFromMatrixPosition( camera.matrixWorld );
				this.ray.direction.set( coords.x, coords.y, 0.5 ).unproject( camera ).sub( this.ray.origin ).normalize();

			} else if ( camera instanceof THREE.OrthographicCamera ) {

				this.ray.origin.set( coords.x, coords.y, - 1 ).unproject( camera );
				this.ray.direction.set( 0, 0, - 1 ).transformDirection( camera.matrixWorld );

			} else {

				console.error( 'THREE.Raycaster: Unsupported camera type.' );

			}

		},

		intersectObject: function ( object, recursive ) {

			var intersects = [];

			intersectObject( object, this, intersects, recursive );

			intersects.sort( descSort );

			return intersects;

		},

		intersectObjects: function ( objects, recursive ) {

			var intersects = [];

			if ( Array.isArray( objects ) === false ) {

				console.warn( 'THREE.Raycaster.intersectObjects: objects is not an Array.' );
				return intersects;

			}

			for ( var i = 0, l = objects.length; i < l; i ++ ) {

				intersectObject( objects[ i ], this, intersects, recursive );

			}

			intersects.sort( descSort );

			return intersects;

		}

	};

}( THREE ) );

// File:src/core/Object3D.js

/**
 * @author mrdoob / http://mrdoob.com/
 * @author mikael emtinger / http://gomo.se/
 * @author alteredq / http://alteredqualia.com/
 * @author WestLangley / http://github.com/WestLangley
 * @author elephantatwork / www.elephantatwork.ch
 */

THREE.Object3D = function () {

	Object.defineProperty( this, 'id', { value: THREE.Object3DIdCount ++ } );

	this.uuid = THREE.Math.generateUUID();

	this.name = '';
	this.type = 'Object3D';

	this.parent = null;
	this.channels = new THREE.Channels();
	this.children = [];

	this.up = THREE.Object3D.DefaultUp.clone();

	var position = new THREE.Vector3();
	var rotation = new THREE.Euler();
	var quaternion = new THREE.Quaternion();
	var scale = new THREE.Vector3( 1, 1, 1 );

	function onRotationChange() {

		quaternion.setFromEuler( rotation, false );

	}

	function onQuaternionChange() {

		rotation.setFromQuaternion( quaternion, undefined, false );

	}

	rotation.onChange( onRotationChange );
	quaternion.onChange( onQuaternionChange );

	Object.defineProperties( this, {
		position: {
			enumerable: true,
			value: position
		},
		rotation: {
			enumerable: true,
			value: rotation
		},
		quaternion: {
			enumerable: true,
			value: quaternion
		},
		scale: {
			enumerable: true,
			value: scale
		},
		modelViewMatrix: {
			value: new THREE.Matrix4()
		},
		normalMatrix: {
			value: new THREE.Matrix3()
		}
	} );

	this.rotationAutoUpdate = true;

	this.matrix = new THREE.Matrix4();
	this.matrixWorld = new THREE.Matrix4();

	this.matrixAutoUpdate = THREE.Object3D.DefaultMatrixAutoUpdate;
	this.matrixWorldNeedsUpdate = false;

	this.visible = true;

	this.castShadow = false;
	this.receiveShadow = false;

	this.frustumCulled = true;
	this.renderOrder = 0;

	this.userData = {};

};

THREE.Object3D.DefaultUp = new THREE.Vector3( 0, 1, 0 );
THREE.Object3D.DefaultMatrixAutoUpdate = true;

THREE.Object3D.prototype = {

	constructor: THREE.Object3D,

	get eulerOrder () {

		console.warn( 'THREE.Object3D: .eulerOrder is now .rotation.order.' );

		return this.rotation.order;

	},

	set eulerOrder ( value ) {

		console.warn( 'THREE.Object3D: .eulerOrder is now .rotation.order.' );

		this.rotation.order = value;

	},

	get useQuaternion () {

		console.warn( 'THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.' );

	},

	set useQuaternion ( value ) {

		console.warn( 'THREE.Object3D: .useQuaternion has been removed. The library now uses quaternions by default.' );

	},

	set renderDepth ( value ) {

		console.warn( 'THREE.Object3D: .renderDepth has been removed. Use .renderOrder, instead.' );

	},

	//

	applyMatrix: function ( matrix ) {

		this.matrix.multiplyMatrices( matrix, this.matrix );

		this.matrix.decompose( this.position, this.quaternion, this.scale );

	},

	setRotationFromAxisAngle: function ( axis, angle ) {

		// assumes axis is normalized

		this.quaternion.setFromAxisAngle( axis, angle );

	},

	setRotationFromEuler: function ( euler ) {

		this.quaternion.setFromEuler( euler, true );

	},

	setRotationFromMatrix: function ( m ) {

		// assumes the upper 3x3 of m is a pure rotation matrix (i.e, unscaled)

		this.quaternion.setFromRotationMatrix( m );

	},

	setRotationFromQuaternion: function ( q ) {

		// assumes q is normalized

		this.quaternion.copy( q );

	},

	rotateOnAxis: function () {

		// rotate object on axis in object space
		// axis is assumed to be normalized

		var q1 = new THREE.Quaternion();

		return function ( axis, angle ) {

			q1.setFromAxisAngle( axis, angle );

			this.quaternion.multiply( q1 );

			return this;

		};

	}(),

	rotateX: function () {

		var v1 = new THREE.Vector3( 1, 0, 0 );

		return function ( angle ) {

			return this.rotateOnAxis( v1, angle );

		};

	}(),

	rotateY: function () {

		var v1 = new THREE.Vector3( 0, 1, 0 );

		return function ( angle ) {

			return this.rotateOnAxis( v1, angle );

		};

	}(),

	rotateZ: function () {

		var v1 = new THREE.Vector3( 0, 0, 1 );

		return function ( angle ) {

			return this.rotateOnAxis( v1, angle );

		};

	}(),

	translateOnAxis: function () {

		// translate object by distance along axis in object space
		// axis is assumed to be normalized

		var v1 = new THREE.Vector3();

		return function ( axis, distance ) {

			v1.copy( axis ).applyQuaternion( this.quaternion );

			this.position.add( v1.multiplyScalar( distance ) );

			return this;

		};

	}(),

	translate: function ( distance, axis ) {

		console.warn( 'THREE.Object3D: .translate() has been removed. Use .translateOnAxis( axis, distance ) instead.' );
		return this.translateOnAxis( axis, distance );

	},

	translateX: function () {

		var v1 = new THREE.Vector3( 1, 0, 0 );

		return function ( distance ) {

			return this.translateOnAxis( v1, distance );

		};

	}(),

	translateY: function () {

		var v1 = new THREE.Vector3( 0, 1, 0 );

		return function ( distance ) {

			return this.translateOnAxis( v1, distance );

		};

	}(),

	translateZ: function () {

		var v1 = new THREE.Vector3( 0, 0, 1 );

		return function ( distance ) {

			return this.translateOnAxis( v1, distance );

		};

	}(),

	localToWorld: function ( vector ) {

		return vector.applyMatrix4( this.matrixWorld );

	},

	worldToLocal: function () {

		var m1 = new THREE.Matrix4();

		return function ( vector ) {

			return vector.applyMatrix4( m1.getInverse( this.matrixWorld ) );

		};

	}(),

	lookAt: function () {

		// This routine does not support objects with rotated and/or translated parent(s)

		var m1 = new THREE.Matrix4();

		return function ( vector ) {

			m1.lookAt( vector, this.position, this.up );

			this.quaternion.setFromRotationMatrix( m1 );

		};

	}(),

	add: function ( object ) {

		if ( arguments.length > 1 ) {

			for ( var i = 0; i < arguments.length; i ++ ) {

				this.add( arguments[ i ] );

			}

			return this;

		}

		if ( object === this ) {

			console.error( "THREE.Object3D.add: object can't be added as a child of itself.", object );
			return this;

		}

		if ( object instanceof THREE.Object3D ) {

			if ( object.parent !== null ) {

				object.parent.remove( object );

			}

			object.parent = this;
			object.dispatchEvent( { type: 'added' } );

			this.children.push( object );

		} else {

			console.error( "THREE.Object3D.add: object not an instance of THREE.Object3D.", object );

		}

		return this;

	},

	remove: function ( object ) {

		if ( arguments.length > 1 ) {

			for ( var i = 0; i < arguments.length; i ++ ) {

				this.remove( arguments[ i ] );

			}

		}

		var index = this.children.indexOf( object );

		if ( index !== - 1 ) {

			object.parent = null;

			object.dispatchEvent( { type: 'removed' } );

			this.children.splice( index, 1 );

		}

	},

	getChildByName: function ( name ) {

		console.warn( 'THREE.Object3D: .getChildByName() has been renamed to .getObjectByName().' );
		return this.getObjectByName( name );

	},

	getObjectById: function ( id ) {

		return this.getObjectByProperty( 'id', id );

	},

	getObjectByName: function ( name ) {

		return this.getObjectByProperty( 'name', name );

	},

	getObjectByProperty: function ( name, value ) {

		if ( this[ name ] === value ) return this;

		for ( var i = 0, l = this.children.length; i < l; i ++ ) {

			var child = this.children[ i ];
			var object = child.getObjectByProperty( name, value );

			if ( object !== undefined ) {

				return object;

			}

		}

		return undefined;

	},

	getWorldPosition: function ( optionalTarget ) {

		var result = optionalTarget || new THREE.Vector3();

		this.updateMatrixWorld( true );

		return result.setFromMatrixPosition( this.matrixWorld );

	},

	getWorldQuaternion: function () {

		var position = new THREE.Vector3();
		var scale = new THREE.Vector3();

		return function ( optionalTarget ) {

			var result = optionalTarget || new THREE.Quaternion();

			this.updateMatrixWorld( true );

			this.matrixWorld.decompose( position, result, scale );

			return result;

		};

	}(),

	getWorldRotation: function () {

		var quaternion = new THREE.Quaternion();

		return function ( optionalTarget ) {

			var result = optionalTarget || new THREE.Euler();

			this.getWorldQuaternion( quaternion );

			return result.setFromQuaternion( quaternion, this.rotation.order, false );

		};

	}(),

	getWorldScale: function () {

		var position = new THREE.Vector3();
		var quaternion = new THREE.Quaternion();

		return function ( optionalTarget ) {

			var result = optionalTarget || new THREE.Vector3();

			this.updateMatrixWorld( true );

			this.matrixWorld.decompose( position, quaternion, result );

			return result;

		};

	}(),

	getWorldDirection: function () {

		var quaternion = new THREE.Quaternion();

		return function ( optionalTarget ) {

			var result = optionalTarget || new THREE.Vector3();

			this.getWorldQuaternion( quaternion );

			return result.set( 0, 0, 1 ).applyQuaternion( quaternion );

		};

	}(),

	raycast: function () {},

	traverse: function ( callback ) {

		callback( this );

		var children = this.children;

		for ( var i = 0, l = children.length; i < l; i ++ ) {

			children[ i ].traverse( callback );

		}

	},

	traverseVisible: function ( callback ) {

		if ( this.visible === false ) return;

		callback( this );

		var children = this.children;

		for ( var i = 0, l = children.length; i < l; i ++ ) {

			children[ i ].traverseVisible( callback );

		}

	},

	traverseAncestors: function ( callback ) {

		var parent = this.parent;

		if ( parent !== null ) {

			callback( parent );

			parent.traverseAncestors( callback );

		}

	},

	updateMatrix: function () {

		this.matrix.compose( this.position, this.quaternion, this.scale );

		this.matrixWorldNeedsUpdate = true;

	},

	updateMatrixWorld: function ( force ) {

		if ( this.matrixAutoUpdate === true ) this.updateMatrix();

		if ( this.matrixWorldNeedsUpdate === true || force === true ) {

			if ( this.parent === null ) {

				this.matrixWorld.copy( this.matrix );

			} else {

				this.matrixWorld.multiplyMatrices( this.parent.matrixWorld, this.matrix );

			}

			this.matrixWorldNeedsUpdate = false;

			force = true;

		}

		// update children

		for ( var i = 0, l = this.children.length; i < l; i ++ ) {

			this.children[ i ].updateMatrixWorld( force );

		}

	},

	toJSON: function ( meta ) {

		var isRootObject = ( meta === undefined );

		var output = {};

		// meta is a hash used to collect geometries, materials.
		// not providing it implies that this is the root object
		// being serialized.
		if ( isRootObject ) {

			// initialize meta obj
			meta = {
				geometries: {},
				materials: {},
				textures: {},
				images: {}
			};

			output.metadata = {
				version: 4.4,
				type: 'Object',
				generator: 'Object3D.toJSON'
			};

		}

		// standard Object3D serialization

		var object = {};

		object.uuid = this.uuid;
		object.type = this.type;

		if ( this.name !== '' ) object.name = this.name;
		if ( JSON.stringify( this.userData ) !== '{}' ) object.userData = this.userData;
		if ( this.castShadow === true ) object.castShadow = true;
		if ( this.receiveShadow === true ) object.receiveShadow = true;
		if ( this.visible === false ) object.visible = false;

		object.matrix = this.matrix.toArray();

		//

		if ( this.geometry !== undefined ) {

			if ( meta.geometries[ this.geometry.uuid ] === undefined ) {

				meta.geometries[ this.geometry.uuid ] = this.geometry.toJSON( meta );

			}

			object.geometry = this.geometry.uuid;

		}

		if ( this.material !== undefined ) {

			if ( meta.materials[ this.material.uuid ] === undefined ) {

				meta.materials[ this.material.uuid ] = this.material.toJSON( meta );

			}

			object.material = this.material.uuid;

		}

		//

		if ( this.children.length > 0 ) {

			object.children = [];

			for ( var i = 0; i < this.children.length; i ++ ) {

				object.children.push( this.children[ i ].toJSON( meta ).object );

			}

		}

		if ( isRootObject ) {

			var geometries = extractFromCache( meta.geometries );
			var materials = extractFromCache( meta.materials );
			var textures = extractFromCache( meta.textures );
			var images = extractFromCache( meta.images );

			if ( geometries.length > 0 ) output.geometries = geometries;
			if ( materials.length > 0 ) output.materials = materials;
			if ( textures.length > 0 ) output.textures = textures;
			if ( images.length > 0 ) output.images = images;

		}

		output.object = object;

		return output;

		// extract data from the cache hash
		// remove metadata on each item
		// and return as array
		function extractFromCache ( cache ) {

			var values = [];
			for ( var key in cache ) {

				var data = cache[ key ];
				delete data.metadata;
				values.push( data );

			}
			return values;

		}

	},

	clone: function ( recursive ) {

		return new this.constructor().copy( this, recursive );

	},

	copy: function ( source, recursive ) {

		if ( recursive === undefined ) recursive = true;

		this.name = source.name;

		this.up.copy( source.up );

		this.position.copy( source.position );
		this.quaternion.copy( source.quaternion );
		this.scale.copy( source.scale );

		this.rotationAutoUpdate = source.rotationAutoUpdate;

		this.matrix.copy( source.matrix );
		this.matrixWorld.copy( source.matrixWorld );

		this.matrixAutoUpdate = source.matrixAutoUpdate;
		this.matrixWorldNeedsUpdate = source.matrixWorldNeedsUpdate;

		this.visible = source.visible;

		this.castShadow = source.castShadow;
		this.receiveShadow = source.receiveShadow;

		this.frustumCulled = source.frustumCulled;
		this.renderOrder = source.renderOrder;

		this.userData = JSON.parse( JSON.stringify( source.userData ) );

		if ( recursive === true ) {

			for ( var i = 0; i < source.children.length; i ++ ) {

				var child = source.children[ i ];
				this.add( child.clone() );

			}

		}

		return this;

	}

};

THREE.EventDispatcher.prototype.apply( THREE.Object3D.prototype );

THREE.Object3DIdCount = 0;

// File:src/core/Face3.js

/**
 * @author mrdoob / http://mrdoob.com/
 * @author alteredq / http://alteredqualia.com/
 */

THREE.Face3 = function ( a, b, c, normal, color, materialIndex ) {

	this.a = a;
	this.b = b;
	this.c = c;

	this.normal = normal instanceof THREE.Vector3 ? normal : new THREE.Vector3();
	this.vertexNormals = Array.isArray( normal ) ? normal : [];

	this.color = color instanceof THREE.Color ? color : new THREE.Color();
	this.vertexColors = Array.isArray( color ) ? color : [];

	this.materialIndex = materialIndex !== undefined ? materialIndex : 0;

};

THREE.Face3.prototype = {

	constructor: THREE.Face3,

	clone: function () {

		return new this.constructor().copy( this );

	},

	copy: function ( source ) {

		this.a = source.a;
		this.b = source.b;
		this.c = source.c;

		this.normal.copy( source.normal );
		this.color.copy( source.color );

		this.materialIndex = source.materialIndex;

		for ( var i = 0, il = source.vertexNormals.length; i < il; i ++ ) {

			this.vertexNormals[ i ] = source.vertexNormals[ i ].clone();

		}

		for ( var i = 0, il = source.vertexColors.length; i < il; i ++ ) {

			this.vertexColors[ i ] = source.vertexColors[ i ].clone();

		}

		return this;

	}

};

// File:src/core/Face4.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.Face4 = function ( a, b, c, d, normal, color, materialIndex ) {

	console.warn( 'THREE.Face4 has been removed. A THREE.Face3 will be created instead.' );
	return new THREE.Face3( a, b, c, normal, color, materialIndex );

};

// File:src/core/BufferAttribute.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.BufferAttribute = function ( array, itemSize ) {

	this.uuid = THREE.Math.generateUUID();

	this.array = array;
	this.itemSize = itemSize;

	this.dynamic = false;
	this.updateRange = { offset: 0, count: - 1 };

	this.version = 0;

};

THREE.BufferAttribute.prototype = {

	constructor: THREE.BufferAttribute,

	get length() {

		console.warn( 'THREE.BufferAttribute: .length has been deprecated. Please use .count.' );
		return this.array.length;

	},

	get count() {

		return this.array.length / this.itemSize;

	},

	set needsUpdate( value ) {

		if ( value === true ) this.version ++;

	},

	setDynamic: function ( value ) {

		this.dynamic = value;

		return this;

	},

	copy: function ( source ) {

		this.array = new source.array.constructor( source.array );
		this.itemSize = source.itemSize;

		this.dynamic = source.dynamic;

		return this;

	},

	copyAt: function ( index1, attribute, index2 ) {

		index1 *= this.itemSize;
		index2 *= attribute.itemSize;

		for ( var i = 0, l = this.itemSize; i < l; i ++ ) {

			this.array[ index1 + i ] = attribute.array[ index2 + i ];

		}

		return this;

	},

	copyArray: function ( array ) {

		this.array.set( array );

		return this;

	},

	copyColorsArray: function ( colors ) {

		var array = this.array, offset = 0;

		for ( var i = 0, l = colors.length; i < l; i ++ ) {

			var color = colors[ i ];

			if ( color === undefined ) {

				console.warn( 'THREE.BufferAttribute.copyColorsArray(): color is undefined', i );
				color = new THREE.Color();

			}

			array[ offset ++ ] = color.r;
			array[ offset ++ ] = color.g;
			array[ offset ++ ] = color.b;

		}

		return this;

	},

	copyIndicesArray: function ( indices ) {

		var array = this.array, offset = 0;

		for ( var i = 0, l = indices.length; i < l; i ++ ) {

			var index = indices[ i ];

			array[ offset ++ ] = index.a;
			array[ offset ++ ] = index.b;
			array[ offset ++ ] = index.c;

		}

		return this;

	},

	copyVector2sArray: function ( vectors ) {

		var array = this.array, offset = 0;

		for ( var i = 0, l = vectors.length; i < l; i ++ ) {

			var vector = vectors[ i ];

			if ( vector === undefined ) {

				console.warn( 'THREE.BufferAttribute.copyVector2sArray(): vector is undefined', i );
				vector = new THREE.Vector2();

			}

			array[ offset ++ ] = vector.x;
			array[ offset ++ ] = vector.y;

		}

		return this;

	},

	copyVector3sArray: function ( vectors ) {

		var array = this.array, offset = 0;

		for ( var i = 0, l = vectors.length; i < l; i ++ ) {

			var vector = vectors[ i ];

			if ( vector === undefined ) {

				console.warn( 'THREE.BufferAttribute.copyVector3sArray(): vector is undefined', i );
				vector = new THREE.Vector3();

			}

			array[ offset ++ ] = vector.x;
			array[ offset ++ ] = vector.y;
			array[ offset ++ ] = vector.z;

		}

		return this;

	},

	copyVector4sArray: function ( vectors ) {

		var array = this.array, offset = 0;

		for ( var i = 0, l = vectors.length; i < l; i ++ ) {

			var vector = vectors[ i ];

			if ( vector === undefined ) {

				console.warn( 'THREE.BufferAttribute.copyVector4sArray(): vector is undefined', i );
				vector = new THREE.Vector4();

			}

			array[ offset ++ ] = vector.x;
			array[ offset ++ ] = vector.y;
			array[ offset ++ ] = vector.z;
			array[ offset ++ ] = vector.w;

		}

		return this;

	},

	set: function ( value, offset ) {

		if ( offset === undefined ) offset = 0;

		this.array.set( value, offset );

		return this;

	},

	getX: function ( index ) {

		return this.array[ index * this.itemSize ];

	},

	setX: function ( index, x ) {

		this.array[ index * this.itemSize ] = x;

		return this;

	},

	getY: function ( index ) {

		return this.array[ index * this.itemSize + 1 ];

	},

	setY: function ( index, y ) {

		this.array[ index * this.itemSize + 1 ] = y;

		return this;

	},

	getZ: function ( index ) {

		return this.array[ index * this.itemSize + 2 ];

	},

	setZ: function ( index, z ) {

		this.array[ index * this.itemSize + 2 ] = z;

		return this;

	},

	getW: function ( index ) {

		return this.array[ index * this.itemSize + 3 ];

	},

	setW: function ( index, w ) {

		this.array[ index * this.itemSize + 3 ] = w;

		return this;

	},

	setXY: function ( index, x, y ) {

		index *= this.itemSize;

		this.array[ index + 0 ] = x;
		this.array[ index + 1 ] = y;

		return this;

	},

	setXYZ: function ( index, x, y, z ) {

		index *= this.itemSize;

		this.array[ index + 0 ] = x;
		this.array[ index + 1 ] = y;
		this.array[ index + 2 ] = z;

		return this;

	},

	setXYZW: function ( index, x, y, z, w ) {

		index *= this.itemSize;

		this.array[ index + 0 ] = x;
		this.array[ index + 1 ] = y;
		this.array[ index + 2 ] = z;
		this.array[ index + 3 ] = w;

		return this;

	},

	clone: function () {

		return new this.constructor().copy( this );

	}

};

//

THREE.Int8Attribute = function ( array, itemSize ) {

	return new THREE.BufferAttribute( new Int8Array( array ), itemSize );

};

THREE.Uint8Attribute = function ( array, itemSize ) {

	return new THREE.BufferAttribute( new Uint8Array( array ), itemSize );

};

THREE.Uint8ClampedAttribute = function ( array, itemSize ) {

	return new THREE.BufferAttribute( new Uint8ClampedArray( array ), itemSize );

};

THREE.Int16Attribute = function ( array, itemSize ) {

	return new THREE.BufferAttribute( new Int16Array( array ), itemSize );

};

THREE.Uint16Attribute = function ( array, itemSize ) {

	return new THREE.BufferAttribute( new Uint16Array( array ), itemSize );

};

THREE.Int32Attribute = function ( array, itemSize ) {

	return new THREE.BufferAttribute( new Int32Array( array ), itemSize );

};

THREE.Uint32Attribute = function ( array, itemSize ) {

	return new THREE.BufferAttribute( new Uint32Array( array ), itemSize );

};

THREE.Float32Attribute = function ( array, itemSize ) {

	return new THREE.BufferAttribute( new Float32Array( array ), itemSize );

};

THREE.Float64Attribute = function ( array, itemSize ) {

	return new THREE.BufferAttribute( new Float64Array( array ), itemSize );

};


// Deprecated

THREE.DynamicBufferAttribute = function ( array, itemSize ) {

	console.warn( 'THREE.DynamicBufferAttribute has been removed. Use new THREE.BufferAttribute().setDynamic( true ) instead.' );
	return new THREE.BufferAttribute( array, itemSize ).setDynamic( true );

};

// File:src/core/InstancedBufferAttribute.js

/**
 * @author benaadams / https://twitter.com/ben_a_adams
 */

THREE.InstancedBufferAttribute = function ( array, itemSize, meshPerAttribute ) {

	THREE.BufferAttribute.call( this, array, itemSize );

	this.meshPerAttribute = meshPerAttribute || 1;

};

THREE.InstancedBufferAttribute.prototype = Object.create( THREE.BufferAttribute.prototype );
THREE.InstancedBufferAttribute.prototype.constructor = THREE.InstancedBufferAttribute;

THREE.InstancedBufferAttribute.prototype.copy = function ( source ) {

	THREE.BufferAttribute.prototype.copy.call( this, source );

	this.meshPerAttribute = source.meshPerAttribute;

	return this;

};

// File:src/core/InterleavedBuffer.js

/**
 * @author benaadams / https://twitter.com/ben_a_adams
 */

THREE.InterleavedBuffer = function ( array, stride ) {

	this.uuid = THREE.Math.generateUUID();

	this.array = array;
	this.stride = stride;

	this.dynamic = false;
	this.updateRange = { offset: 0, count: - 1 };

	this.version = 0;

};

THREE.InterleavedBuffer.prototype = {

	constructor: THREE.InterleavedBuffer,

	get length () {

		return this.array.length;

	},

	get count () {

		return this.array.length / this.stride;

	},

	set needsUpdate( value ) {

		if ( value === true ) this.version ++;

	},

	setDynamic: function ( value ) {

		this.dynamic = value;

		return this;

	},

	copy: function ( source ) {

		this.array = new source.array.constructor( source.array );
		this.stride = source.stride;
		this.dynamic = source.dynamic;

	},

	copyAt: function ( index1, attribute, index2 ) {

		index1 *= this.stride;
		index2 *= attribute.stride;

		for ( var i = 0, l = this.stride; i < l; i ++ ) {

			this.array[ index1 + i ] = attribute.array[ index2 + i ];

		}

		return this;

	},

	set: function ( value, offset ) {

		if ( offset === undefined ) offset = 0;

		this.array.set( value, offset );

		return this;

	},

	clone: function () {

		return new this.constructor().copy( this );

	}

};

// File:src/core/InstancedInterleavedBuffer.js

/**
 * @author benaadams / https://twitter.com/ben_a_adams
 */

THREE.InstancedInterleavedBuffer = function ( array, stride, meshPerAttribute ) {

	THREE.InterleavedBuffer.call( this, array, stride );

	this.meshPerAttribute = meshPerAttribute || 1;

};

THREE.InstancedInterleavedBuffer.prototype = Object.create( THREE.InterleavedBuffer.prototype );
THREE.InstancedInterleavedBuffer.prototype.constructor = THREE.InstancedInterleavedBuffer;

THREE.InstancedInterleavedBuffer.prototype.copy = function ( source ) {

	THREE.InterleavedBuffer.prototype.copy.call( this, source );

	this.meshPerAttribute = source.meshPerAttribute;

	return this;

};

// File:src/core/InterleavedBufferAttribute.js

/**
 * @author benaadams / https://twitter.com/ben_a_adams
 */

THREE.InterleavedBufferAttribute = function ( interleavedBuffer, itemSize, offset ) {

	this.uuid = THREE.Math.generateUUID();

	this.data = interleavedBuffer;
	this.itemSize = itemSize;
	this.offset = offset;

};


THREE.InterleavedBufferAttribute.prototype = {

	constructor: THREE.InterleavedBufferAttribute,

	get length() {

		console.warn( 'THREE.BufferAttribute: .length has been deprecated. Please use .count.' );
		return this.array.length;

	},

	get count() {

		return this.data.array.length / this.data.stride;

	},

	setX: function ( index, x ) {

		this.data.array[ index * this.data.stride + this.offset ] = x;

		return this;

	},

	setY: function ( index, y ) {

		this.data.array[ index * this.data.stride + this.offset + 1 ] = y;

		return this;

	},

	setZ: function ( index, z ) {

		this.data.array[ index * this.data.stride + this.offset + 2 ] = z;

		return this;

	},

	setW: function ( index, w ) {

		this.data.array[ index * this.data.stride + this.offset + 3 ] = w;

		return this;

	},

	getX: function ( index ) {

		return this.data.array[ index * this.data.stride + this.offset ];

	},

	getY: function ( index ) {

		return this.data.array[ index * this.data.stride + this.offset + 1 ];

	},

	getZ: function ( index ) {

		return this.data.array[ index * this.data.stride + this.offset + 2 ];

	},

	getW: function ( index ) {

		return this.data.array[ index * this.data.stride + this.offset + 3 ];

	},

	setXY: function ( index, x, y ) {

		index = index * this.data.stride + this.offset;

		this.data.array[ index + 0 ] = x;
		this.data.array[ index + 1 ] = y;

		return this;

	},

	setXYZ: function ( index, x, y, z ) {

		index = index * this.data.stride + this.offset;

		this.data.array[ index + 0 ] = x;
		this.data.array[ index + 1 ] = y;
		this.data.array[ index + 2 ] = z;

		return this;

	},

	setXYZW: function ( index, x, y, z, w ) {

		index = index * this.data.stride + this.offset;

		this.data.array[ index + 0 ] = x;
		this.data.array[ index + 1 ] = y;
		this.data.array[ index + 2 ] = z;
		this.data.array[ index + 3 ] = w;

		return this;

	}

};

// File:src/core/Geometry.js

/**
 * @author mrdoob / http://mrdoob.com/
 * @author kile / http://kile.stravaganza.org/
 * @author alteredq / http://alteredqualia.com/
 * @author mikael emtinger / http://gomo.se/
 * @author zz85 / http://www.lab4games.net/zz85/blog
 * @author bhouston / http://clara.io
 */

THREE.Geometry = function () {

	Object.defineProperty( this, 'id', { value: THREE.GeometryIdCount ++ } );

	this.uuid = THREE.Math.generateUUID();

	this.name = '';
	this.type = 'Geometry';

	this.vertices = [];
	this.colors = [];
	this.faces = [];
	this.faceVertexUvs = [ [] ];

	this.morphTargets = [];
	this.morphNormals = [];

	this.skinWeights = [];
	this.skinIndices = [];

	this.lineDistances = [];

	this.boundingBox = null;
	this.boundingSphere = null;

	// update flags

	this.verticesNeedUpdate = false;
	this.elementsNeedUpdate = false;
	this.uvsNeedUpdate = false;
	this.normalsNeedUpdate = false;
	this.colorsNeedUpdate = false;
	this.lineDistancesNeedUpdate = false;
	this.groupsNeedUpdate = false;

};

THREE.Geometry.prototype = {

	constructor: THREE.Geometry,

	applyMatrix: function ( matrix ) {

		var normalMatrix = new THREE.Matrix3().getNormalMatrix( matrix );

		for ( var i = 0, il = this.vertices.length; i < il; i ++ ) {

			var vertex = this.vertices[ i ];
			vertex.applyMatrix4( matrix );

		}

		for ( var i = 0, il = this.faces.length; i < il; i ++ ) {

			var face = this.faces[ i ];
			face.normal.applyMatrix3( normalMatrix ).normalize();

			for ( var j = 0, jl = face.vertexNormals.length; j < jl; j ++ ) {

				face.vertexNormals[ j ].applyMatrix3( normalMatrix ).normalize();

			}

		}

		if ( this.boundingBox !== null ) {

			this.computeBoundingBox();

		}

		if ( this.boundingSphere !== null ) {

			this.computeBoundingSphere();

		}

		this.verticesNeedUpdate = true;
		this.normalsNeedUpdate = true;

	},

	rotateX: function () {

		// rotate geometry around world x-axis

		var m1;

		return function rotateX( angle ) {

			if ( m1 === undefined ) m1 = new THREE.Matrix4();

			m1.makeRotationX( angle );

			this.applyMatrix( m1 );

			return this;

		};

	}(),

	rotateY: function () {

		// rotate geometry around world y-axis

		var m1;

		return function rotateY( angle ) {

			if ( m1 === undefined ) m1 = new THREE.Matrix4();

			m1.makeRotationY( angle );

			this.applyMatrix( m1 );

			return this;

		};

	}(),

	rotateZ: function () {

		// rotate geometry around world z-axis

		var m1;

		return function rotateZ( angle ) {

			if ( m1 === undefined ) m1 = new THREE.Matrix4();

			m1.makeRotationZ( angle );

			this.applyMatrix( m1 );

			return this;

		};

	}(),

	translate: function () {

		// translate geometry

		var m1;

		return function translate( x, y, z ) {

			if ( m1 === undefined ) m1 = new THREE.Matrix4();

			m1.makeTranslation( x, y, z );

			this.applyMatrix( m1 );

			return this;

		};

	}(),

	scale: function () {

		// scale geometry

		var m1;

		return function scale( x, y, z ) {

			if ( m1 === undefined ) m1 = new THREE.Matrix4();

			m1.makeScale( x, y, z );

			this.applyMatrix( m1 );

			return this;

		};

	}(),

	lookAt: function () {

		var obj;

		return function lookAt( vector ) {

			if ( obj === undefined ) obj = new THREE.Object3D();

			obj.lookAt( vector );

			obj.updateMatrix();

			this.applyMatrix( obj.matrix );

		};

	}(),

	fromBufferGeometry: function ( geometry ) {

		var scope = this;

		var indices = geometry.index !== null ? geometry.index.array : undefined;
		var attributes = geometry.attributes;

		var vertices = attributes.position.array;
		var normals = attributes.normal !== undefined ? attributes.normal.array : undefined;
		var colors = attributes.color !== undefined ? attributes.color.array : undefined;
		var uvs = attributes.uv !== undefined ? attributes.uv.array : undefined;
		var uvs2 = attributes.uv2 !== undefined ? attributes.uv2.array : undefined;

		if ( uvs2 !== undefined ) this.faceVertexUvs[ 1 ] = [];

		var tempNormals = [];
		var tempUVs = [];
		var tempUVs2 = [];

		for ( var i = 0, j = 0, k = 0; i < vertices.length; i += 3, j += 2, k += 4 ) {

			scope.vertices.push( new THREE.Vector3( vertices[ i ], vertices[ i + 1 ], vertices[ i + 2 ] ) );

			if ( normals !== undefined ) {

				tempNormals.push( new THREE.Vector3( normals[ i ], normals[ i + 1 ], normals[ i + 2 ] ) );

			}

			if ( colors !== undefined ) {

				scope.colors.push( new THREE.Color( colors[ i ], colors[ i + 1 ], colors[ i + 2 ] ) );

			}

			if ( uvs !== undefined ) {

				tempUVs.push( new THREE.Vector2( uvs[ j ], uvs[ j + 1 ] ) );

			}

			if ( uvs2 !== undefined ) {

				tempUVs2.push( new THREE.Vector2( uvs2[ j ], uvs2[ j + 1 ] ) );

			}

		}

		function addFace( a, b, c ) {

			var vertexNormals = normals !== undefined ? [ tempNormals[ a ].clone(), tempNormals[ b ].clone(), tempNormals[ c ].clone() ] : [];
			var vertexColors = colors !== undefined ? [ scope.colors[ a ].clone(), scope.colors[ b ].clone(), scope.colors[ c ].clone() ] : [];

			var face = new THREE.Face3( a, b, c, vertexNormals, vertexColors );

			scope.faces.push( face );

			if ( uvs !== undefined ) {

				scope.faceVertexUvs[ 0 ].push( [ tempUVs[ a ].clone(), tempUVs[ b ].clone(), tempUVs[ c ].clone() ] );

			}

			if ( uvs2 !== undefined ) {

				scope.faceVertexUvs[ 1 ].push( [ tempUVs2[ a ].clone(), tempUVs2[ b ].clone(), tempUVs2[ c ].clone() ] );

			}

		};

		if ( indices !== undefined ) {

			var groups = geometry.groups;

			if ( groups.length > 0 ) {

				for ( var i = 0; i < groups.length; i ++ ) {

					var group = groups[ i ];

					var start = group.start;
					var count = group.count;

					for ( var j = start, jl = start + count; j < jl; j += 3 ) {

						addFace( indices[ j ], indices[ j + 1 ], indices[ j + 2 ] );

					}

				}

			} else {

				for ( var i = 0; i < indices.length; i += 3 ) {

					addFace( indices[ i ], indices[ i + 1 ], indices[ i + 2 ] );

				}

			}

		} else {

			for ( var i = 0; i < vertices.length / 3; i += 3 ) {

				addFace( i, i + 1, i + 2 );

			}

		}

		this.computeFaceNormals();

		if ( geometry.boundingBox !== null ) {

			this.boundingBox = geometry.boundingBox.clone();

		}

		if ( geometry.boundingSphere !== null ) {

			this.boundingSphere = geometry.boundingSphere.clone();

		}

		return this;

	},

	center: function () {

		this.computeBoundingBox();

		var offset = this.boundingBox.center().negate();

		this.translate( offset.x, offset.y, offset.z );

		return offset;

	},

	normalize: function () {

		this.computeBoundingSphere();

		var center = this.boundingSphere.center;
		var radius = this.boundingSphere.radius;

		var s = radius === 0 ? 1 : 1.0 / radius;

		var matrix = new THREE.Matrix4();
		matrix.set(
			s, 0, 0, - s * center.x,
			0, s, 0, - s * center.y,
			0, 0, s, - s * center.z,
			0, 0, 0, 1
		);

		this.applyMatrix( matrix );

		return this;

	},

	computeFaceNormals: function () {

		var cb = new THREE.Vector3(), ab = new THREE.Vector3();

		for ( var f = 0, fl = this.faces.length; f < fl; f ++ ) {

			var face = this.faces[ f ];

			var vA = this.vertices[ face.a ];
			var vB = this.vertices[ face.b ];
			var vC = this.vertices[ face.c ];

			cb.subVectors( vC, vB );
			ab.subVectors( vA, vB );
			cb.cross( ab );

			cb.normalize();

			face.normal.copy( cb );

		}

	},

	computeVertexNormals: function ( areaWeighted ) {

		var v, vl, f, fl, face, vertices;

		vertices = new Array( this.vertices.length );

		for ( v = 0, vl = this.vertices.length; v < vl; v ++ ) {

			vertices[ v ] = new THREE.Vector3();

		}

		if ( areaWeighted ) {

			// vertex normals weighted by triangle areas
			// http://www.iquilezles.org/www/articles/normals/normals.htm

			var vA, vB, vC;
			var cb = new THREE.Vector3(), ab = new THREE.Vector3();

			for ( f = 0, fl = this.faces.length; f < fl; f ++ ) {

				face = this.faces[ f ];

				vA = this.vertices[ face.a ];
				vB = this.vertices[ face.b ];
				vC = this.vertices[ face.c ];

				cb.subVectors( vC, vB );
				ab.subVectors( vA, vB );
				cb.cross( ab );

				vertices[ face.a ].add( cb );
				vertices[ face.b ].add( cb );
				vertices[ face.c ].add( cb );

			}

		} else {

			for ( f = 0, fl = this.faces.length; f < fl; f ++ ) {

				face = this.faces[ f ];

				vertices[ face.a ].add( face.normal );
				vertices[ face.b ].add( face.normal );
				vertices[ face.c ].add( face.normal );

			}

		}

		for ( v = 0, vl = this.vertices.length; v < vl; v ++ ) {

			vertices[ v ].normalize();

		}

		for ( f = 0, fl = this.faces.length; f < fl; f ++ ) {

			face = this.faces[ f ];

			var vertexNormals = face.vertexNormals;

			if ( vertexNormals.length === 3 ) {

				vertexNormals[ 0 ].copy( vertices[ face.a ] );
				vertexNormals[ 1 ].copy( vertices[ face.b ] );
				vertexNormals[ 2 ].copy( vertices[ face.c ] );

			} else {

				vertexNormals[ 0 ] = vertices[ face.a ].clone();
				vertexNormals[ 1 ] = vertices[ face.b ].clone();
				vertexNormals[ 2 ] = vertices[ face.c ].clone();

			}

		}

	},

	computeMorphNormals: function () {

		var i, il, f, fl, face;

		// save original normals
		// - create temp variables on first access
		//   otherwise just copy (for faster repeated calls)

		for ( f = 0, fl = this.faces.length; f < fl; f ++ ) {

			face = this.faces[ f ];

			if ( ! face.__originalFaceNormal ) {

				face.__originalFaceNormal = face.normal.clone();

			} else {

				face.__originalFaceNormal.copy( face.normal );

			}

			if ( ! face.__originalVertexNormals ) face.__originalVertexNormals = [];

			for ( i = 0, il = face.vertexNormals.length; i < il; i ++ ) {

				if ( ! face.__originalVertexNormals[ i ] ) {

					face.__originalVertexNormals[ i ] = face.vertexNormals[ i ].clone();

				} else {

					face.__originalVertexNormals[ i ].copy( face.vertexNormals[ i ] );

				}

			}

		}

		// use temp geometry to compute face and vertex normals for each morph

		var tmpGeo = new THREE.Geometry();
		tmpGeo.faces = this.faces;

		for ( i = 0, il = this.morphTargets.length; i < il; i ++ ) {

			// create on first access

			if ( ! this.morphNormals[ i ] ) {

				this.morphNormals[ i ] = {};
				this.morphNormals[ i ].faceNormals = [];
				this.morphNormals[ i ].vertexNormals = [];

				var dstNormalsFace = this.morphNormals[ i ].faceNormals;
				var dstNormalsVertex = this.morphNormals[ i ].vertexNormals;

				var faceNormal, vertexNormals;

				for ( f = 0, fl = this.faces.length; f < fl; f ++ ) {

					faceNormal = new THREE.Vector3();
					vertexNormals = { a: new THREE.Vector3(), b: new THREE.Vector3(), c: new THREE.Vector3() };

					dstNormalsFace.push( faceNormal );
					dstNormalsVertex.push( vertexNormals );

				}

			}

			var morphNormals = this.morphNormals[ i ];

			// set vertices to morph target

			tmpGeo.vertices = this.morphTargets[ i ].vertices;

			// compute morph normals

			tmpGeo.computeFaceNormals();
			tmpGeo.computeVertexNormals();

			// store morph normals

			var faceNormal, vertexNormals;

			for ( f = 0, fl = this.faces.length; f < fl; f ++ ) {

				face = this.faces[ f ];

				faceNormal = morphNormals.faceNormals[ f ];
				vertexNormals = morphNormals.vertexNormals[ f ];

				faceNormal.copy( face.normal );

				vertexNormals.a.copy( face.vertexNormals[ 0 ] );
				vertexNormals.b.copy( face.vertexNormals[ 1 ] );
				vertexNormals.c.copy( face.vertexNormals[ 2 ] );

			}

		}

		// restore original normals

		for ( f = 0, fl = this.faces.length; f < fl; f ++ ) {

			face = this.faces[ f ];

			face.normal = face.__originalFaceNormal;
			face.vertexNormals = face.__originalVertexNormals;

		}

	},

	computeTangents: function () {

		console.warn( 'THREE.Geometry: .computeTangents() has been removed.' );

	},

	computeLineDistances: function () {

		var d = 0;
		var vertices = this.vertices;

		for ( var i = 0, il = vertices.length; i < il; i ++ ) {

			if ( i > 0 ) {

				d += vertices[ i ].distanceTo( vertices[ i - 1 ] );

			}

			this.lineDistances[ i ] = d;

		}

	},

	computeBoundingBox: function () {

		if ( this.boundingBox === null ) {

			this.boundingBox = new THREE.Box3();

		}

		this.boundingBox.setFromPoints( this.vertices );

	},

	computeBoundingSphere: function () {

		if ( this.boundingSphere === null ) {

			this.boundingSphere = new THREE.Sphere();

		}

		this.boundingSphere.setFromPoints( this.vertices );

	},

	merge: function ( geometry, matrix, materialIndexOffset ) {

		if ( geometry instanceof THREE.Geometry === false ) {

			console.error( 'THREE.Geometry.merge(): geometry not an instance of THREE.Geometry.', geometry );
			return;

		}

		var normalMatrix,
		vertexOffset = this.vertices.length,
		vertices1 = this.vertices,
		vertices2 = geometry.vertices,
		faces1 = this.faces,
		faces2 = geometry.faces,
		uvs1 = this.faceVertexUvs[ 0 ],
		uvs2 = geometry.faceVertexUvs[ 0 ];

		if ( materialIndexOffset === undefined ) materialIndexOffset = 0;

		if ( matrix !== undefined ) {

			normalMatrix = new THREE.Matrix3().getNormalMatrix( matrix );

		}

		// vertices

		for ( var i = 0, il = vertices2.length; i < il; i ++ ) {

			var vertex = vertices2[ i ];

			var vertexCopy = vertex.clone();

			if ( matrix !== undefined ) vertexCopy.applyMatrix4( matrix );

			vertices1.push( vertexCopy );

		}

		// faces

		for ( i = 0, il = faces2.length; i < il; i ++ ) {

			var face = faces2[ i ], faceCopy, normal, color,
			faceVertexNormals = face.vertexNormals,
			faceVertexColors = face.vertexColors;

			faceCopy = new THREE.Face3( face.a + vertexOffset, face.b + vertexOffset, face.c + vertexOffset );
			faceCopy.normal.copy( face.normal );

			if ( normalMatrix !== undefined ) {

				faceCopy.normal.applyMatrix3( normalMatrix ).normalize();

			}

			for ( var j = 0, jl = faceVertexNormals.length; j < jl; j ++ ) {

				normal = faceVertexNormals[ j ].clone();

				if ( normalMatrix !== undefined ) {

					normal.applyMatrix3( normalMatrix ).normalize();

				}

				faceCopy.vertexNormals.push( normal );

			}

			faceCopy.color.copy( face.color );

			for ( var j = 0, jl = faceVertexColors.length; j < jl; j ++ ) {

				color = faceVertexColors[ j ];
				faceCopy.vertexColors.push( color.clone() );

			}

			faceCopy.materialIndex = face.materialIndex + materialIndexOffset;

			faces1.push( faceCopy );

		}

		// uvs

		for ( i = 0, il = uvs2.length; i < il; i ++ ) {

			var uv = uvs2[ i ], uvCopy = [];

			if ( uv === undefined ) {

				continue;

			}

			for ( var j = 0, jl = uv.length; j < jl; j ++ ) {

				uvCopy.push( uv[ j ].clone() );

			}

			uvs1.push( uvCopy );

		}

	},

	mergeMesh: function ( mesh ) {

		if ( mesh instanceof THREE.Mesh === false ) {

			console.error( 'THREE.Geometry.mergeMesh(): mesh not an instance of THREE.Mesh.', mesh );
			return;

		}

		mesh.matrixAutoUpdate && mesh.updateMatrix();

		this.merge( mesh.geometry, mesh.matrix );

	},

	/*
	 * Checks for duplicate vertices with hashmap.
	 * Duplicated vertices are removed
	 * and faces' vertices are updated.
	 */

	mergeVertices: function () {

		var verticesMap = {}; // Hashmap for looking up vertices by position coordinates (and making sure they are unique)
		var unique = [], changes = [];

		var v, key;
		var precisionPoints = 4; // number of decimal points, e.g. 4 for epsilon of 0.0001
		var precision = Math.pow( 10, precisionPoints );
		var i, il, face;
		var indices, j, jl;

		for ( i = 0, il = this.vertices.length; i < il; i ++ ) {

			v = this.vertices[ i ];
			key = Math.round( v.x * precision ) + '_' + Math.round( v.y * precision ) + '_' + Math.round( v.z * precision );

			if ( verticesMap[ key ] === undefined ) {

				verticesMap[ key ] = i;
				unique.push( this.vertices[ i ] );
				changes[ i ] = unique.length - 1;

			} else {

				//console.log('Duplicate vertex found. ', i, ' could be using ', verticesMap[key]);
				changes[ i ] = changes[ verticesMap[ key ] ];

			}

		}


		// if faces are completely degenerate after merging vertices, we
		// have to remove them from the geometry.
		var faceIndicesToRemove = [];

		for ( i = 0, il = this.faces.length; i < il; i ++ ) {

			face = this.faces[ i ];

			face.a = changes[ face.a ];
			face.b = changes[ face.b ];
			face.c = changes[ face.c ];

			indices = [ face.a, face.b, face.c ];

			var dupIndex = - 1;

			// if any duplicate vertices are found in a Face3
			// we have to remove the face as nothing can be saved
			for ( var n = 0; n < 3; n ++ ) {

				if ( indices[ n ] === indices[ ( n + 1 ) % 3 ] ) {

					dupIndex = n;
					faceIndicesToRemove.push( i );
					break;

				}

			}

		}

		for ( i = faceIndicesToRemove.length - 1; i >= 0; i -- ) {

			var idx = faceIndicesToRemove[ i ];

			this.faces.splice( idx, 1 );

			for ( j = 0, jl = this.faceVertexUvs.length; j < jl; j ++ ) {

				this.faceVertexUvs[ j ].splice( idx, 1 );

			}

		}

		// Use unique set of vertices

		var diff = this.vertices.length - unique.length;
		this.vertices = unique;
		return diff;

	},

	sortFacesByMaterialIndex: function () {

		var faces = this.faces;
		var length = faces.length;

		// tag faces

		for ( var i = 0; i < length; i ++ ) {

			faces[ i ]._id = i;

		}

		// sort faces

		function materialIndexSort( a, b ) {

			return a.materialIndex - b.materialIndex;

		}

		faces.sort( materialIndexSort );

		// sort uvs

		var uvs1 = this.faceVertexUvs[ 0 ];
		var uvs2 = this.faceVertexUvs[ 1 ];

		var newUvs1, newUvs2;

		if ( uvs1 && uvs1.length === length ) newUvs1 = [];
		if ( uvs2 && uvs2.length === length ) newUvs2 = [];

		for ( var i = 0; i < length; i ++ ) {

			var id = faces[ i ]._id;

			if ( newUvs1 ) newUvs1.push( uvs1[ id ] );
			if ( newUvs2 ) newUvs2.push( uvs2[ id ] );

		}

		if ( newUvs1 ) this.faceVertexUvs[ 0 ] = newUvs1;
		if ( newUvs2 ) this.faceVertexUvs[ 1 ] = newUvs2;

	},

	toJSON: function () {

		var data = {
			metadata: {
				version: 4.4,
				type: 'Geometry',
				generator: 'Geometry.toJSON'
			}
		};

		// standard Geometry serialization

		data.uuid = this.uuid;
		data.type = this.type;
		if ( this.name !== '' ) data.name = this.name;

		if ( this.parameters !== undefined ) {

			var parameters = this.parameters;

			for ( var key in parameters ) {

				if ( parameters[ key ] !== undefined ) data[ key ] = parameters[ key ];

			}

			return data;

		}

		var vertices = [];

		for ( var i = 0; i < this.vertices.length; i ++ ) {

			var vertex = this.vertices[ i ];
			vertices.push( vertex.x, vertex.y, vertex.z );

		}

		var faces = [];
		var normals = [];
		var normalsHash = {};
		var colors = [];
		var colorsHash = {};
		var uvs = [];
		var uvsHash = {};

		for ( var i = 0; i < this.faces.length; i ++ ) {

			var face = this.faces[ i ];

			var hasMaterial = false; // face.materialIndex !== undefined;
			var hasFaceUv = false; // deprecated
			var hasFaceVertexUv = this.faceVertexUvs[ 0 ][ i ] !== undefined;
			var hasFaceNormal = face.normal.length() > 0;
			var hasFaceVertexNormal = face.vertexNormals.length > 0;
			var hasFaceColor = face.color.r !== 1 || face.color.g !== 1 || face.color.b !== 1;
			var hasFaceVertexColor = face.vertexColors.length > 0;

			var faceType = 0;

			faceType = setBit( faceType, 0, 0 );
			faceType = setBit( faceType, 1, hasMaterial );
			faceType = setBit( faceType, 2, hasFaceUv );
			faceType = setBit( faceType, 3, hasFaceVertexUv );
			faceType = setBit( faceType, 4, hasFaceNormal );
			faceType = setBit( faceType, 5, hasFaceVertexNormal );
			faceType = setBit( faceType, 6, hasFaceColor );
			faceType = setBit( faceType, 7, hasFaceVertexColor );

			faces.push( faceType );
			faces.push( face.a, face.b, face.c );

			if ( hasFaceVertexUv ) {

				var faceVertexUvs = this.faceVertexUvs[ 0 ][ i ];

				faces.push(
					getUvIndex( faceVertexUvs[ 0 ] ),
					getUvIndex( faceVertexUvs[ 1 ] ),
					getUvIndex( faceVertexUvs[ 2 ] )
				);

			}

			if ( hasFaceNormal ) {

				faces.push( getNormalIndex( face.normal ) );

			}

			if ( hasFaceVertexNormal ) {

				var vertexNormals = face.vertexNormals;

				faces.push(
					getNormalIndex( vertexNormals[ 0 ] ),
					getNormalIndex( vertexNormals[ 1 ] ),
					getNormalIndex( vertexNormals[ 2 ] )
				);

			}

			if ( hasFaceColor ) {

				faces.push( getColorIndex( face.color ) );

			}

			if ( hasFaceVertexColor ) {

				var vertexColors = face.vertexColors;

				faces.push(
					getColorIndex( vertexColors[ 0 ] ),
					getColorIndex( vertexColors[ 1 ] ),
					getColorIndex( vertexColors[ 2 ] )
				);

			}

		}

		function setBit( value, position, enabled ) {

			return enabled ? value | ( 1 << position ) : value & ( ~ ( 1 << position ) );

		}

		function getNormalIndex( normal ) {

			var hash = normal.x.toString() + normal.y.toString() + normal.z.toString();

			if ( normalsHash[ hash ] !== undefined ) {

				return normalsHash[ hash ];

			}

			normalsHash[ hash ] = normals.length / 3;
			normals.push( normal.x, normal.y, normal.z );

			return normalsHash[ hash ];

		}

		function getColorIndex( color ) {

			var hash = color.r.toString() + color.g.toString() + color.b.toString();

			if ( colorsHash[ hash ] !== undefined ) {

				return colorsHash[ hash ];

			}

			colorsHash[ hash ] = colors.length;
			colors.push( color.getHex() );

			return colorsHash[ hash ];

		}

		function getUvIndex( uv ) {

			var hash = uv.x.toString() + uv.y.toString();

			if ( uvsHash[ hash ] !== undefined ) {

				return uvsHash[ hash ];

			}

			uvsHash[ hash ] = uvs.length / 2;
			uvs.push( uv.x, uv.y );

			return uvsHash[ hash ];

		}

		data.data = {};

		data.data.vertices = vertices;
		data.data.normals = normals;
		if ( colors.length > 0 ) data.data.colors = colors;
		if ( uvs.length > 0 ) data.data.uvs = [ uvs ]; // temporal backward compatibility
		data.data.faces = faces;

		return data;

	},

	clone: function () {

		return new this.constructor().copy( this );

	},

	copy: function ( source ) {

		this.vertices = [];
		this.faces = [];
		this.faceVertexUvs = [ [] ];

		var vertices = source.vertices;

		for ( var i = 0, il = vertices.length; i < il; i ++ ) {

			this.vertices.push( vertices[ i ].clone() );

		}

		var faces = source.faces;

		for ( var i = 0, il = faces.length; i < il; i ++ ) {

			this.faces.push( faces[ i ].clone() );

		}

		for ( var i = 0, il = source.faceVertexUvs.length; i < il; i ++ ) {

			var faceVertexUvs = source.faceVertexUvs[ i ];

			if ( this.faceVertexUvs[ i ] === undefined ) {

				this.faceVertexUvs[ i ] = [];

			}

			for ( var j = 0, jl = faceVertexUvs.length; j < jl; j ++ ) {

				var uvs = faceVertexUvs[ j ], uvsCopy = [];

				for ( var k = 0, kl = uvs.length; k < kl; k ++ ) {

					var uv = uvs[ k ];

					uvsCopy.push( uv.clone() );

				}

				this.faceVertexUvs[ i ].push( uvsCopy );

			}

		}

		return this;

	},

	dispose: function () {

		this.dispatchEvent( { type: 'dispose' } );

	}

};

THREE.EventDispatcher.prototype.apply( THREE.Geometry.prototype );

THREE.GeometryIdCount = 0;

// File:src/core/DirectGeometry.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.DirectGeometry = function () {

	Object.defineProperty( this, 'id', { value: THREE.GeometryIdCount ++ } );

	this.uuid = THREE.Math.generateUUID();

	this.name = '';
	this.type = 'DirectGeometry';

	this.indices = [];
	this.vertices = [];
	this.normals = [];
	this.colors = [];
	this.uvs = [];
	this.uvs2 = [];

	this.groups = [];

	this.morphTargets = {};

	this.skinWeights = [];
	this.skinIndices = [];

	// this.lineDistances = [];

	this.boundingBox = null;
	this.boundingSphere = null;

	// update flags

	this.verticesNeedUpdate = false;
	this.normalsNeedUpdate = false;
	this.colorsNeedUpdate = false;
	this.uvsNeedUpdate = false;
	this.groupsNeedUpdate = false;

};

THREE.DirectGeometry.prototype = {

	constructor: THREE.DirectGeometry,

	computeBoundingBox: THREE.Geometry.prototype.computeBoundingBox,
	computeBoundingSphere: THREE.Geometry.prototype.computeBoundingSphere,

	computeFaceNormals: function () {

		console.warn( 'THREE.DirectGeometry: computeFaceNormals() is not a method of this type of geometry.' );

	},

	computeVertexNormals: function () {

		console.warn( 'THREE.DirectGeometry: computeVertexNormals() is not a method of this type of geometry.' );

	},

	computeGroups: function ( geometry ) {

		var group;
		var groups = [];
		var materialIndex;

		var faces = geometry.faces;

		for ( var i = 0; i < faces.length; i ++ ) {

			var face = faces[ i ];

			// materials

			if ( face.materialIndex !== materialIndex ) {

				materialIndex = face.materialIndex;

				if ( group !== undefined ) {

					group.count = ( i * 3 ) - group.start;
					groups.push( group );

				}

				group = {
					start: i * 3,
					materialIndex: materialIndex
				};

			}

		}

		if ( group !== undefined ) {

			group.count = ( i * 3 ) - group.start;
			groups.push( group );

		}

		this.groups = groups;

	},

	fromGeometry: function ( geometry ) {

		var faces = geometry.faces;
		var vertices = geometry.vertices;
		var faceVertexUvs = geometry.faceVertexUvs;

		var hasFaceVertexUv = faceVertexUvs[ 0 ] && faceVertexUvs[ 0 ].length > 0;
		var hasFaceVertexUv2 = faceVertexUvs[ 1 ] && faceVertexUvs[ 1 ].length > 0;

		// morphs

		var morphTargets = geometry.morphTargets;
		var morphTargetsLength = morphTargets.length;

		if ( morphTargetsLength > 0 ) {

			var morphTargetsPosition = [];

			for ( var i = 0; i < morphTargetsLength; i ++ ) {

				morphTargetsPosition[ i ] = [];

			}

			this.morphTargets.position = morphTargetsPosition;

		}

		var morphNormals = geometry.morphNormals;
		var morphNormalsLength = morphNormals.length;

		if ( morphNormalsLength > 0 ) {

			var morphTargetsNormal = [];

			for ( var i = 0; i < morphNormalsLength; i ++ ) {

				morphTargetsNormal[ i ] = [];

			}

			this.morphTargets.normal = morphTargetsNormal;

		}

		// skins

		var skinIndices = geometry.skinIndices;
		var skinWeights = geometry.skinWeights;

		var hasSkinIndices = skinIndices.length === vertices.length;
		var hasSkinWeights = skinWeights.length === vertices.length;

		//

		for ( var i = 0; i < faces.length; i ++ ) {

			var face = faces[ i ];

			this.vertices.push( vertices[ face.a ], vertices[ face.b ], vertices[ face.c ] );

			var vertexNormals = face.vertexNormals;

			if ( vertexNormals.length === 3 ) {

				this.normals.push( vertexNormals[ 0 ], vertexNormals[ 1 ], vertexNormals[ 2 ] );

			} else {

				var normal = face.normal;

				this.normals.push( normal, normal, normal );

			}

			var vertexColors = face.vertexColors;

			if ( vertexColors.length === 3 ) {

				this.colors.push( vertexColors[ 0 ], vertexColors[ 1 ], vertexColors[ 2 ] );

			} else {

				var color = face.color;

				this.colors.push( color, color, color );

			}

			if ( hasFaceVertexUv === true ) {

				var vertexUvs = faceVertexUvs[ 0 ][ i ];

				if ( vertexUvs !== undefined ) {

					this.uvs.push( vertexUvs[ 0 ], vertexUvs[ 1 ], vertexUvs[ 2 ] );

				} else {

					console.warn( 'THREE.DirectGeometry.fromGeometry(): Undefined vertexUv ', i );

					this.uvs.push( new THREE.Vector2(), new THREE.Vector2(), new THREE.Vector2() );

				}

			}

			if ( hasFaceVertexUv2 === true ) {

				var vertexUvs = faceVertexUvs[ 1 ][ i ];

				if ( vertexUvs !== undefined ) {

					this.uvs2.push( vertexUvs[ 0 ], vertexUvs[ 1 ], vertexUvs[ 2 ] );

				} else {

					console.warn( 'THREE.DirectGeometry.fromGeometry(): Undefined vertexUv2 ', i );

					this.uvs2.push( new THREE.Vector2(), new THREE.Vector2(), new THREE.Vector2() );

				}

			}

			// morphs

			for ( var j = 0; j < morphTargetsLength; j ++ ) {

				var morphTarget = morphTargets[ j ].vertices;

				morphTargetsPosition[ j ].push( morphTarget[ face.a ], morphTarget[ face.b ], morphTarget[ face.c ] );

			}

			for ( var j = 0; j < morphNormalsLength; j ++ ) {

				var morphNormal = morphNormals[ j ].vertexNormals[ i ];

				morphTargetsNormal[ j ].push( morphNormal.a, morphNormal.b, morphNormal.c );

			}

			// skins

			if ( hasSkinIndices ) {

				this.skinIndices.push( skinIndices[ face.a ], skinIndices[ face.b ], skinIndices[ face.c ] );

			}

			if ( hasSkinWeights ) {

				this.skinWeights.push( skinWeights[ face.a ], skinWeights[ face.b ], skinWeights[ face.c ] );

			}

		}

		this.computeGroups( geometry );

		this.verticesNeedUpdate = geometry.verticesNeedUpdate;
		this.normalsNeedUpdate = geometry.normalsNeedUpdate;
		this.colorsNeedUpdate = geometry.colorsNeedUpdate;
		this.uvsNeedUpdate = geometry.uvsNeedUpdate;
		this.groupsNeedUpdate = geometry.groupsNeedUpdate;

		return this;

	},

	dispose: function () {

		this.dispatchEvent( { type: 'dispose' } );

	}

};

THREE.EventDispatcher.prototype.apply( THREE.DirectGeometry.prototype );

// File:src/core/BufferGeometry.js

/**
 * @author alteredq / http://alteredqualia.com/
 * @author mrdoob / http://mrdoob.com/
 */

THREE.BufferGeometry = function () {

	Object.defineProperty( this, 'id', { value: THREE.GeometryIdCount ++ } );

	this.uuid = THREE.Math.generateUUID();

	this.name = '';
	this.type = 'BufferGeometry';

	this.index = null;
	this.attributes = {};

	this.morphAttributes = {};

	this.groups = [];

	this.boundingBox = null;
	this.boundingSphere = null;

	this.drawRange = { start: 0, count: Infinity };

};

THREE.BufferGeometry.prototype = {

	constructor: THREE.BufferGeometry,

	addIndex: function ( index ) {

		console.warn( 'THREE.BufferGeometry: .addIndex() has been renamed to .setIndex().' );
		this.setIndex( index );

	},

	getIndex: function () {

		return this.index;

	},

	setIndex: function ( index ) {

		this.index = index;

	},

	addAttribute: function ( name, attribute ) {

		if ( attribute instanceof THREE.BufferAttribute === false && attribute instanceof THREE.InterleavedBufferAttribute === false ) {

			console.warn( 'THREE.BufferGeometry: .addAttribute() now expects ( name, attribute ).' );

			this.addAttribute( name, new THREE.BufferAttribute( arguments[ 1 ], arguments[ 2 ] ) );

			return;

		}

		if ( name === 'index' ) {

			console.warn( 'THREE.BufferGeometry.addAttribute: Use .setIndex() for index attribute.' );
			this.setIndex( attribute );

			return;

		}

		this.attributes[ name ] = attribute;

	},

	getAttribute: function ( name ) {

		return this.attributes[ name ];

	},

	removeAttribute: function ( name ) {

		delete this.attributes[ name ];

	},

	get drawcalls() {

		console.error( 'THREE.BufferGeometry: .drawcalls has been renamed to .groups.' );
		return this.groups;

	},

	get offsets() {

		console.warn( 'THREE.BufferGeometry: .offsets has been renamed to .groups.' );
		return this.groups;

	},

	addDrawCall: function ( start, count, indexOffset ) {

		if ( indexOffset !== undefined ) {

			console.warn( 'THREE.BufferGeometry: .addDrawCall() no longer supports indexOffset.' );

		}

		console.warn( 'THREE.BufferGeometry: .addDrawCall() is now .addGroup().' );
		this.addGroup( start, count );

	},

	clearDrawCalls: function () {

		console.warn( 'THREE.BufferGeometry: .clearDrawCalls() is now .clearGroups().' );
		this.clearGroups();

	},

	addGroup: function ( start, count, materialIndex ) {

		this.groups.push( {

			start: start,
			count: count,
			materialIndex: materialIndex !== undefined ? materialIndex : 0

		} );

	},

	clearGroups: function () {

		this.groups = [];

	},

	setDrawRange: function ( start, count ) {

		this.drawRange.start = start;
		this.drawRange.count = count;

	},

	applyMatrix: function ( matrix ) {

		var position = this.attributes.position;

		if ( position !== undefined ) {

			matrix.applyToVector3Array( position.array );
			position.needsUpdate = true;

		}

		var normal = this.attributes.normal;

		if ( normal !== undefined ) {

			var normalMatrix = new THREE.Matrix3().getNormalMatrix( matrix );

			normalMatrix.applyToVector3Array( normal.array );
			normal.needsUpdate = true;

		}

		if ( this.boundingBox !== null ) {

			this.computeBoundingBox();

		}

		if ( this.boundingSphere !== null ) {

			this.computeBoundingSphere();

		}

	},

	rotateX: function () {

		// rotate geometry around world x-axis

		var m1;

		return function rotateX( angle ) {

			if ( m1 === undefined ) m1 = new THREE.Matrix4();

			m1.makeRotationX( angle );

			this.applyMatrix( m1 );

			return this;

		};

	}(),

	rotateY: function () {

		// rotate geometry around world y-axis

		var m1;

		return function rotateY( angle ) {

			if ( m1 === undefined ) m1 = new THREE.Matrix4();

			m1.makeRotationY( angle );

			this.applyMatrix( m1 );

			return this;

		};

	}(),

	rotateZ: function () {

		// rotate geometry around world z-axis

		var m1;

		return function rotateZ( angle ) {

			if ( m1 === undefined ) m1 = new THREE.Matrix4();

			m1.makeRotationZ( angle );

			this.applyMatrix( m1 );

			return this;

		};

	}(),

	translate: function () {

		// translate geometry

		var m1;

		return function translate( x, y, z ) {

			if ( m1 === undefined ) m1 = new THREE.Matrix4();

			m1.makeTranslation( x, y, z );

			this.applyMatrix( m1 );

			return this;

		};

	}(),

	scale: function () {

		// scale geometry

		var m1;

		return function scale( x, y, z ) {

			if ( m1 === undefined ) m1 = new THREE.Matrix4();

			m1.makeScale( x, y, z );

			this.applyMatrix( m1 );

			return this;

		};

	}(),

	lookAt: function () {

		var obj;

		return function lookAt( vector ) {

			if ( obj === undefined ) obj = new THREE.Object3D();

			obj.lookAt( vector );

			obj.updateMatrix();

			this.applyMatrix( obj.matrix );

		};

	}(),

	center: function () {

		this.computeBoundingBox();

		var offset = this.boundingBox.center().negate();

		this.translate( offset.x, offset.y, offset.z );

		return offset;

	},

	setFromObject: function ( object ) {

		// console.log( 'THREE.BufferGeometry.setFromObject(). Converting', object, this );

		var geometry = object.geometry;

		if ( object instanceof THREE.Points || object instanceof THREE.Line ) {

			var positions = new THREE.Float32Attribute( geometry.vertices.length * 3, 3 );
			var colors = new THREE.Float32Attribute( geometry.colors.length * 3, 3 );

			this.addAttribute( 'position', positions.copyVector3sArray( geometry.vertices ) );
			this.addAttribute( 'color', colors.copyColorsArray( geometry.colors ) );

			if ( geometry.lineDistances && geometry.lineDistances.length === geometry.vertices.length ) {

				var lineDistances = new THREE.Float32Attribute( geometry.lineDistances.length, 1 );

				this.addAttribute( 'lineDistance', lineDistances.copyArray( geometry.lineDistances ) );

			}

			if ( geometry.boundingSphere !== null ) {

				this.boundingSphere = geometry.boundingSphere.clone();

			}

			if ( geometry.boundingBox !== null ) {

				this.boundingBox = geometry.boundingBox.clone();

			}

		} else if ( object instanceof THREE.Mesh ) {

			if ( geometry instanceof THREE.Geometry ) {

				this.fromGeometry( geometry );

			}

		}

		return this;

	},

	updateFromObject: function ( object ) {

		var geometry = object.geometry;

		if ( object instanceof THREE.Mesh ) {

			var direct = geometry.__directGeometry;

			if ( direct === undefined ) {

				return this.fromGeometry( geometry );

			}

			direct.verticesNeedUpdate = geometry.verticesNeedUpdate;
			direct.normalsNeedUpdate = geometry.normalsNeedUpdate;
			direct.colorsNeedUpdate = geometry.colorsNeedUpdate;
			direct.uvsNeedUpdate = geometry.uvsNeedUpdate;
			direct.groupsNeedUpdate = geometry.groupsNeedUpdate;

			geometry.verticesNeedUpdate = false;
			geometry.normalsNeedUpdate = false;
			geometry.colorsNeedUpdate = false;
			geometry.uvsNeedUpdate = false;
			geometry.groupsNeedUpdate = false;

			geometry = direct;

		}

		if ( geometry.verticesNeedUpdate === true ) {

			var attribute = this.attributes.position;

			if ( attribute !== undefined ) {

				attribute.copyVector3sArray( geometry.vertices );
				attribute.needsUpdate = true;

			}

			geometry.verticesNeedUpdate = false;

		}

		if ( geometry.normalsNeedUpdate === true ) {

			var attribute = this.attributes.normal;

			if ( attribute !== undefined ) {

				attribute.copyVector3sArray( geometry.normals );
				attribute.needsUpdate = true;

			}

			geometry.normalsNeedUpdate = false;

		}

		if ( geometry.colorsNeedUpdate === true ) {

			var attribute = this.attributes.color;

			if ( attribute !== undefined ) {

				attribute.copyColorsArray( geometry.colors );
				attribute.needsUpdate = true;

			}

			geometry.colorsNeedUpdate = false;

		}

		if ( geometry.uvsNeedUpdate ) {

				var attribute = this.attributes.uv;

				if ( attribute !== undefined ) {

						attribute.copyVector2sArray( geometry.uvs );
						attribute.needsUpdate = true;

				}

				geometry.uvsNeedUpdate = false;

		}

		if ( geometry.lineDistancesNeedUpdate ) {

			var attribute = this.attributes.lineDistance;

			if ( attribute !== undefined ) {

				attribute.copyArray( geometry.lineDistances );
				attribute.needsUpdate = true;

			}

			geometry.lineDistancesNeedUpdate = false;

		}

		if ( geometry.groupsNeedUpdate ) {

			geometry.computeGroups( object.geometry );
			this.groups = geometry.groups;

			geometry.groupsNeedUpdate = false;

		}

		return this;

	},

	fromGeometry: function ( geometry ) {

		geometry.__directGeometry = new THREE.DirectGeometry().fromGeometry( geometry );

		return this.fromDirectGeometry( geometry.__directGeometry );

	},

	fromDirectGeometry: function ( geometry ) {

		var positions = new Float32Array( geometry.vertices.length * 3 );
		this.addAttribute( 'position', new THREE.BufferAttribute( positions, 3 ).copyVector3sArray( geometry.vertices ) );

		if ( geometry.normals.length > 0 ) {

			var normals = new Float32Array( geometry.normals.length * 3 );
			this.addAttribute( 'normal', new THREE.BufferAttribute( normals, 3 ).copyVector3sArray( geometry.normals ) );

		}

		if ( geometry.colors.length > 0 ) {

			var colors = new Float32Array( geometry.colors.length * 3 );
			this.addAttribute( 'color', new THREE.BufferAttribute( colors, 3 ).copyColorsArray( geometry.colors ) );

		}

		if ( geometry.uvs.length > 0 ) {

			var uvs = new Float32Array( geometry.uvs.length * 2 );
			this.addAttribute( 'uv', new THREE.BufferAttribute( uvs, 2 ).copyVector2sArray( geometry.uvs ) );

		}

		if ( geometry.uvs2.length > 0 ) {

			var uvs2 = new Float32Array( geometry.uvs2.length * 2 );
			this.addAttribute( 'uv2', new THREE.BufferAttribute( uvs2, 2 ).copyVector2sArray( geometry.uvs2 ) );

		}

		if ( geometry.indices.length > 0 ) {

			var TypeArray = geometry.vertices.length > 65535 ? Uint32Array : Uint16Array;
			var indices = new TypeArray( geometry.indices.length * 3 );
			this.setIndex( new THREE.BufferAttribute( indices, 1 ).copyIndicesArray( geometry.indices ) );

		}

		// groups

		this.groups = geometry.groups;

		// morphs

		for ( var name in geometry.morphTargets ) {

			var array = [];
			var morphTargets = geometry.morphTargets[ name ];

			for ( var i = 0, l = morphTargets.length; i < l; i ++ ) {

				var morphTarget = morphTargets[ i ];

				var attribute = new THREE.Float32Attribute( morphTarget.length * 3, 3 );

				array.push( attribute.copyVector3sArray( morphTarget ) );

			}

			this.morphAttributes[ name ] = array;

		}

		// skinning

		if ( geometry.skinIndices.length > 0 ) {

			var skinIndices = new THREE.Float32Attribute( geometry.skinIndices.length * 4, 4 );
			this.addAttribute( 'skinIndex', skinIndices.copyVector4sArray( geometry.skinIndices ) );

		}

		if ( geometry.skinWeights.length > 0 ) {

			var skinWeights = new THREE.Float32Attribute( geometry.skinWeights.length * 4, 4 );
			this.addAttribute( 'skinWeight', skinWeights.copyVector4sArray( geometry.skinWeights ) );

		}

		//

		if ( geometry.boundingSphere !== null ) {

			this.boundingSphere = geometry.boundingSphere.clone();

		}

		if ( geometry.boundingBox !== null ) {

			this.boundingBox = geometry.boundingBox.clone();

		}

		return this;

	},

	computeBoundingBox: function () {

		var vector = new THREE.Vector3();

		return function () {

			if ( this.boundingBox === null ) {

				this.boundingBox = new THREE.Box3();

			}

			var positions = this.attributes.position.array;

			if ( positions ) {

				var bb = this.boundingBox;
				bb.makeEmpty();

				for ( var i = 0, il = positions.length; i < il; i += 3 ) {

					vector.fromArray( positions, i );
					bb.expandByPoint( vector );

				}

			}

			if ( positions === undefined || positions.length === 0 ) {

				this.boundingBox.min.set( 0, 0, 0 );
				this.boundingBox.max.set( 0, 0, 0 );

			}

			if ( isNaN( this.boundingBox.min.x ) || isNaN( this.boundingBox.min.y ) || isNaN( this.boundingBox.min.z ) ) {

				console.error( 'THREE.BufferGeometry.computeBoundingBox: Computed min/max have NaN values. The "position" attribute is likely to have NaN values.', this );

			}

		};

	}(),

	computeBoundingSphere: function () {

		var box = new THREE.Box3();
		var vector = new THREE.Vector3();

		return function () {

			if ( this.boundingSphere === null ) {

				this.boundingSphere = new THREE.Sphere();

			}

			var positions = this.attributes.position.array;

			if ( positions ) {

				box.makeEmpty();

				var center = this.boundingSphere.center;

				for ( var i = 0, il = positions.length; i < il; i += 3 ) {

					vector.fromArray( positions, i );
					box.expandByPoint( vector );

				}

				box.center( center );

				// hoping to find a boundingSphere with a radius smaller than the
				// boundingSphere of the boundingBox: sqrt(3) smaller in the best case

				var maxRadiusSq = 0;

				for ( var i = 0, il = positions.length; i < il; i += 3 ) {

					vector.fromArray( positions, i );
					maxRadiusSq = Math.max( maxRadiusSq, center.distanceToSquared( vector ) );

				}

				this.boundingSphere.radius = Math.sqrt( maxRadiusSq );

				if ( isNaN( this.boundingSphere.radius ) ) {

					console.error( 'THREE.BufferGeometry.computeBoundingSphere(): Computed radius is NaN. The "position" attribute is likely to have NaN values.', this );

				}

			}

		};

	}(),

	computeFaceNormals: function () {

		// backwards compatibility

	},

	computeVertexNormals: function () {

		var index = this.index;
		var attributes = this.attributes;
		var groups = this.groups;

		if ( attributes.position ) {

			var positions = attributes.position.array;

			if ( attributes.normal === undefined ) {

				this.addAttribute( 'normal', new THREE.BufferAttribute( new Float32Array( positions.length ), 3 ) );

			} else {

				// reset existing normals to zero

				var normals = attributes.normal.array;

				for ( var i = 0, il = normals.length; i < il; i ++ ) {

					normals[ i ] = 0;

				}

			}

			var normals = attributes.normal.array;

			var vA, vB, vC,

			pA = new THREE.Vector3(),
			pB = new THREE.Vector3(),
			pC = new THREE.Vector3(),

			cb = new THREE.Vector3(),
			ab = new THREE.Vector3();

			// indexed elements

			if ( index ) {

				var indices = index.array;

				if ( groups.length === 0 ) {

					this.addGroup( 0, indices.length );

				}

				for ( var j = 0, jl = groups.length; j < jl; ++ j ) {

					var group = groups[ j ];

					var start = group.start;
					var count = group.count;

					for ( var i = start, il = start + count; i < il; i += 3 ) {

						vA = indices[ i + 0 ] * 3;
						vB = indices[ i + 1 ] * 3;
						vC = indices[ i + 2 ] * 3;

						pA.fromArray( positions, vA );
						pB.fromArray( positions, vB );
						pC.fromArray( positions, vC );

						cb.subVectors( pC, pB );
						ab.subVectors( pA, pB );
						cb.cross( ab );

						normals[ vA ] += cb.x;
						normals[ vA + 1 ] += cb.y;
						normals[ vA + 2 ] += cb.z;

						normals[ vB ] += cb.x;
						normals[ vB + 1 ] += cb.y;
						normals[ vB + 2 ] += cb.z;

						normals[ vC ] += cb.x;
						normals[ vC + 1 ] += cb.y;
						normals[ vC + 2 ] += cb.z;

					}

				}

			} else {

				// non-indexed elements (unconnected triangle soup)

				for ( var i = 0, il = positions.length; i < il; i += 9 ) {

					pA.fromArray( positions, i );
					pB.fromArray( positions, i + 3 );
					pC.fromArray( positions, i + 6 );

					cb.subVectors( pC, pB );
					ab.subVectors( pA, pB );
					cb.cross( ab );

					normals[ i ] = cb.x;
					normals[ i + 1 ] = cb.y;
					normals[ i + 2 ] = cb.z;

					normals[ i + 3 ] = cb.x;
					normals[ i + 4 ] = cb.y;
					normals[ i + 5 ] = cb.z;

					normals[ i + 6 ] = cb.x;
					normals[ i + 7 ] = cb.y;
					normals[ i + 8 ] = cb.z;

				}

			}

			this.normalizeNormals();

			attributes.normal.needsUpdate = true;

		}

	},

	computeTangents: function () {

		console.warn( 'THREE.BufferGeometry: .computeTangents() has been removed.' );

	},

	computeOffsets: function ( size ) {

		console.warn( 'THREE.BufferGeometry: .computeOffsets() has been removed.')

	},

	merge: function ( geometry, offset ) {

		if ( geometry instanceof THREE.BufferGeometry === false ) {

			console.error( 'THREE.BufferGeometry.merge(): geometry not an instance of THREE.BufferGeometry.', geometry );
			return;

		}

		if ( offset === undefined ) offset = 0;

		var attributes = this.attributes;

		for ( var key in attributes ) {

			if ( geometry.attributes[ key ] === undefined ) continue;

			var attribute1 = attributes[ key ];
			var attributeArray1 = attribute1.array;

			var attribute2 = geometry.attributes[ key ];
			var attributeArray2 = attribute2.array;

			var attributeSize = attribute2.itemSize;

			for ( var i = 0, j = attributeSize * offset; i < attributeArray2.length; i ++, j ++ ) {

				attributeArray1[ j ] = attributeArray2[ i ];

			}

		}

		return this;

	},

	normalizeNormals: function () {

		var normals = this.attributes.normal.array;

		var x, y, z, n;

		for ( var i = 0, il = normals.length; i < il; i += 3 ) {

			x = normals[ i ];
			y = normals[ i + 1 ];
			z = normals[ i + 2 ];

			n = 1.0 / Math.sqrt( x * x + y * y + z * z );

			normals[ i ] *= n;
			normals[ i + 1 ] *= n;
			normals[ i + 2 ] *= n;

		}

	},

	toJSON: function () {

		var data = {
			metadata: {
				version: 4.4,
				type: 'BufferGeometry',
				generator: 'BufferGeometry.toJSON'
			}
		};

		// standard BufferGeometry serialization

		data.uuid = this.uuid;
		data.type = this.type;
		if ( this.name !== '' ) data.name = this.name;

		if ( this.parameters !== undefined ) {

			var parameters = this.parameters;

			for ( var key in parameters ) {

				if ( parameters[ key ] !== undefined ) data[ key ] = parameters[ key ];

			}

			return data;

		}

		data.data = { attributes: {} };

		var index = this.index;

		if ( index !== null ) {

			var array = Array.prototype.slice.call( index.array );

			data.data.index = {
				type: index.array.constructor.name,
				array: array
			};

		}

		var attributes = this.attributes;

		for ( var key in attributes ) {

			var attribute = attributes[ key ];

			var array = Array.prototype.slice.call( attribute.array );

			data.data.attributes[ key ] = {
				itemSize: attribute.itemSize,
				type: attribute.array.constructor.name,
				array: array
			};

		}

		var groups = this.groups;

		if ( groups.length > 0 ) {

			data.data.groups = JSON.parse( JSON.stringify( groups ) );

		}

		var boundingSphere = this.boundingSphere;

		if ( boundingSphere !== null ) {

			data.data.boundingSphere = {
				center: boundingSphere.center.toArray(),
				radius: boundingSphere.radius
			};

		}

		return data;

	},

	clone: function () {

		return new this.constructor().copy( this );

	},

	copy: function ( source ) {

		var index = source.index;

		if ( index !== null ) {

			this.setIndex( index.clone() );

		}

		var attributes = source.attributes;

		for ( var name in attributes ) {

			var attribute = attributes[ name ];
			this.addAttribute( name, attribute.clone() );

		}

		var groups = source.groups;

		for ( var i = 0, l = groups.length; i < l; i ++ ) {

			var group = groups[ i ];
			this.addGroup( group.start, group.count );

		}

		return this;

	},

	dispose: function () {

		this.dispatchEvent( { type: 'dispose' } );

	}

};

THREE.EventDispatcher.prototype.apply( THREE.BufferGeometry.prototype );

THREE.BufferGeometry.MaxIndex = 65535;

// File:src/core/InstancedBufferGeometry.js

/**
 * @author benaadams / https://twitter.com/ben_a_adams
 */

THREE.InstancedBufferGeometry = function () {

	THREE.BufferGeometry.call( this );

	this.type = 'InstancedBufferGeometry';
	this.maxInstancedCount = undefined;

};

THREE.InstancedBufferGeometry.prototype = Object.create( THREE.BufferGeometry.prototype );
THREE.InstancedBufferGeometry.prototype.constructor = THREE.InstancedBufferGeometry;

THREE.InstancedBufferGeometry.prototype.addGroup = function ( start, count, instances ) {

	this.groups.push( {

		start: start,
		count: count,
		instances: instances

	} );

};

THREE.InstancedBufferGeometry.prototype.copy = function ( source ) {

	var index = source.index;

	if ( index !== null ) {

		this.setIndex( index.clone() );

	}

	var attributes = source.attributes;

	for ( var name in attributes ) {

		var attribute = attributes[ name ];
		this.addAttribute( name, attribute.clone() );

	}

	var groups = source.groups;

	for ( var i = 0, l = groups.length; i < l; i ++ ) {

		var group = groups[ i ];
		this.addGroup( group.start, group.count, group.instances );

	}

	return this;

};

THREE.EventDispatcher.prototype.apply( THREE.InstancedBufferGeometry.prototype );

// File:src/animation/AnimationAction.js

/**
 *
 * A clip that has been explicitly scheduled.
 *
 * @author Ben Houston / http://clara.io/
 * @author David Sarno / http://lighthaus.us/
 */

THREE.AnimationAction = function ( clip, startTime, timeScale, weight, loop ) {

	if ( clip === undefined ) throw new Error( 'clip is null' );
	this.clip = clip;
	this.localRoot = null;
	this.startTime = startTime || 0;
	this.timeScale = timeScale || 1;
	this.weight = weight || 1;
	this.loop = loop || THREE.LoopRepeat;
	this.loopCount = 0;
	this.enabled = true;	// allow for easy disabling of the action.

	this.actionTime = - this.startTime;
	this.clipTime = 0;

	this.propertyBindings = [];
};

/*
THREE.LoopOnce = 2200;
THREE.LoopRepeat = 2201;
THREE.LoopPingPing = 2202;
*/

THREE.AnimationAction.prototype = {

	constructor: THREE.AnimationAction,

	setLocalRoot: function( localRoot ) {

		this.localRoot = localRoot;

		return this;

	},

	updateTime: function( clipDeltaTime ) {

		var previousClipTime = this.clipTime;
   		var previousLoopCount = this.loopCount;
   		var previousActionTime = this.actionTime;

		var duration = this.clip.duration;

		this.actionTime = this.actionTime + clipDeltaTime;

		if ( this.loop === THREE.LoopOnce ) {

			this.loopCount = 0;
			this.clipTime = Math.min( Math.max( this.actionTime, 0 ), duration );

			// if time is changed since last time, see if we have hit a start/end limit
			if ( this.clipTime !== previousClipTime ) {

				if ( this.clipTime === duration ) {

					this.mixer.dispatchEvent( { type: 'finished', action: this, direction: 1 } );

				} else if ( this.clipTime === 0 ) {

					this.mixer.dispatchEvent( { type: 'finished', action: this, direction: -1 } );

				}

			}


			return this.clipTime;

		}

		this.loopCount = Math.floor( this.actionTime / duration );

		var newClipTime = this.actionTime - this.loopCount * duration;
		newClipTime = newClipTime % duration;

		// if we are ping pong looping, ensure that we go backwards when appropriate
		if ( this.loop == THREE.LoopPingPong ) {

			if ( Math.abs( this.loopCount % 2 ) === 1 ) {

				newClipTime = duration - newClipTime;

			}

		}

		this.clipTime = newClipTime;

		if ( this.loopCount !== previousLoopCount ) {

   			this.mixer.dispatchEvent( { type: 'loop', action: this, loopDelta: ( this.loopCount - this.loopCount ) } );

   		}

	   	return this.clipTime;

	},

	syncWith: function( action ) {

		this.actionTime = action.actionTime;
		this.timeScale = action.timeScale;

		return this;
	},

	warpToDuration: function( duration ) {

		this.timeScale = this.clip.duration / duration;

		return this;
	},

	init: function( time ) {

		this.clipTime = time - this.startTime;

		return this;

	},

	update: function( clipDeltaTime ) {

		this.updateTime( clipDeltaTime );

		var clipResults = this.clip.getAt( this.clipTime );

		return clipResults;

	},

	getTimeScaleAt: function( time ) {

		if ( this.timeScale.getAt ) {
			// pass in time, not clip time, allows for fadein/fadeout across multiple loops of the clip
			return this.timeScale.getAt( time );

		}

		return this.timeScale;

	},

	getWeightAt: function( time ) {

		if ( this.weight.getAt ) {
			// pass in time, not clip time, allows for fadein/fadeout across multiple loops of the clip
			return this.weight.getAt( time );

		}

		return this.weight;

	}

};

// File:src/animation/AnimationClip.js

/**
 *
 * Reusable set of Tracks that represent an animation.
 *
 * @author Ben Houston / http://clara.io/
 * @author David Sarno / http://lighthaus.us/
 */

THREE.AnimationClip = function ( name, duration, tracks ) {

	this.name = name;
	this.tracks = tracks;
	this.duration = ( duration !== undefined ) ? duration : -1;

	// this means it should figure out its duration by scanning the tracks
	if ( this.duration < 0 ) {
		for ( var i = 0; i < this.tracks.length; i ++ ) {
			var track = this.tracks[i];
			this.duration = Math.max( track.keys[ track.keys.length - 1 ].time );
		}
	}

	// maybe only do these on demand, as doing them here could potentially slow down loading
	// but leaving these here during development as this ensures a lot of testing of these functions
	this.trim();
	this.optimize();

	this.results = [];

};

THREE.AnimationClip.prototype = {

	constructor: THREE.AnimationClip,

	getAt: function( clipTime ) {

		clipTime = Math.max( 0, Math.min( clipTime, this.duration ) );

		for ( var i = 0; i < this.tracks.length; i ++ ) {

			var track = this.tracks[ i ];

			this.results[ i ] = track.getAt( clipTime );

		}

		return this.results;
	},

	trim: function() {

		for ( var i = 0; i < this.tracks.length; i ++ ) {

			this.tracks[ i ].trim( 0, this.duration );

		}

		return this;

	},

	optimize: function() {

		for ( var i = 0; i < this.tracks.length; i ++ ) {

			this.tracks[ i ].optimize();

		}

		return this;

	}

};


THREE.AnimationClip.CreateFromMorphTargetSequence = function( name, morphTargetSequence, fps ) {


	var numMorphTargets = morphTargetSequence.length;
	var tracks = [];

	for ( var i = 0; i < numMorphTargets; i ++ ) {

		var keys = [];

		keys.push( { time: ( i + numMorphTargets - 1 ) % numMorphTargets, value: 0 } );
		keys.push( { time: i, value: 1 } );
		keys.push( { time: ( i + 1 ) % numMorphTargets, value: 0 } );

		keys.sort( THREE.KeyframeTrack.keyComparer );

		// if there is a key at the first frame, duplicate it as the last frame as well for perfect loop.
		if ( keys[0].time === 0 ) {
			keys.push( {
				time: numMorphTargets,
				value: keys[0].value
			});
		}

		tracks.push( new THREE.NumberKeyframeTrack( '.morphTargetInfluences[' + morphTargetSequence[i].name + ']', keys ).scale( 1.0 / fps ) );
	}

	return new THREE.AnimationClip( name, -1, tracks );

};

THREE.AnimationClip.findByName = function( clipArray, name ) {

	for ( var i = 0; i < clipArray.length; i ++ ) {

		if ( clipArray[i].name === name ) {

			return clipArray[i];

		}
	}

	return null;

};

THREE.AnimationClip.CreateClipsFromMorphTargetSequences = function( morphTargets, fps ) {

	var animationToMorphTargets = {};

	// tested with https://regex101.com/ on trick sequences such flamingo_flyA_003, flamingo_run1_003, crdeath0059
	var pattern = /^([\w-]*?)([\d]+)$/;

	// sort morph target names into animation groups based patterns like Walk_001, Walk_002, Run_001, Run_002
	for ( var i = 0, il = morphTargets.length; i < il; i ++ ) {

		var morphTarget = morphTargets[ i ];
		var parts = morphTarget.name.match( pattern );

		if ( parts && parts.length > 1 ) {

			var name = parts[ 1 ];

			var animationMorphTargets = animationToMorphTargets[ name ];
			if ( ! animationMorphTargets ) {
				animationToMorphTargets[ name ] = animationMorphTargets = [];
			}

			animationMorphTargets.push( morphTarget );

		}

	}

	var clips = [];

	for ( var name in animationToMorphTargets ) {

		clips.push( THREE.AnimationClip.CreateFromMorphTargetSequence( name, animationToMorphTargets[ name ], fps ) );
	}

	return clips;

};

// parse the standard JSON format for clips
THREE.AnimationClip.parse = function( json ) {

	var tracks = [];

	for ( var i = 0; i < json.tracks.length; i ++ ) {

		tracks.push( THREE.KeyframeTrack.parse( json.tracks[i] ).scale( 1.0 / json.fps ) );

	}

	return new THREE.AnimationClip( json.name, json.duration, tracks );

};


// parse the animation.hierarchy format
THREE.AnimationClip.parseAnimation = function( animation, bones, nodeName ) {

	if ( ! animation ) {
		console.error( "  no animation in JSONLoader data" );
		return null;
	}

	var convertTrack = function( trackName, animationKeys, propertyName, trackType, animationKeyToValueFunc ) {

		var keys = [];

		for ( var k = 0; k < animationKeys.length; k ++ ) {

			var animationKey = animationKeys[k];

			if ( animationKey[propertyName] !== undefined ) {

				keys.push( { time: animationKey.time, value: animationKeyToValueFunc( animationKey ) } );
			}

		}

		// only return track if there are actually keys.
		if ( keys.length > 0 ) {

			return new trackType( trackName, keys );

		}

		return null;

	};

	var tracks = [];

	var clipName = animation.name || 'default';
	var duration = animation.length || -1; // automatic length determination in AnimationClip.
	var fps = animation.fps || 30;

	var hierarchyTracks = animation.hierarchy || [];

	for ( var h = 0; h < hierarchyTracks.length; h ++ ) {

		var animationKeys = hierarchyTracks[ h ].keys;

		// skip empty tracks
		if ( ! animationKeys || animationKeys.length == 0 ) {
			continue;
		}

		// process morph targets in a way exactly compatible with AnimationHandler.init( animation )
		if ( animationKeys[0].morphTargets ) {

			// figure out all morph targets used in this track
			var morphTargetNames = {};
			for ( var k = 0; k < animationKeys.length; k ++ ) {

				if ( animationKeys[k].morphTargets ) {
					for ( var m = 0; m < animationKeys[k].morphTargets.length; m ++ ) {

						morphTargetNames[ animationKeys[k].morphTargets[m] ] = -1;
					}
				}

			}

			// create a track for each morph target with all zero morphTargetInfluences except for the keys in which the morphTarget is named.
			for ( var morphTargetName in morphTargetNames ) {

				var keys = [];

				for ( var m = 0; m < animationKeys[k].morphTargets.length; m ++ ) {

					var animationKey = animationKeys[k];

					keys.push( {
							time: animationKey.time,
							value: (( animationKey.morphTarget === morphTargetName ) ? 1 : 0 )
						});

				}

				tracks.push( new THREE.NumberKeyframeTrack( nodeName + '.morphTargetInfluence[' + morphTargetName + ']', keys ) );

			}

			duration = morphTargetNames.length * ( fps || 1.0 );

		} else {

			var boneName = nodeName + '.bones[' + bones[ h ].name + ']';

			// track contains positions...
			var positionTrack = convertTrack( boneName + '.position', animationKeys, 'pos', THREE.VectorKeyframeTrack, function( animationKey ) {
					return new THREE.Vector3().fromArray( animationKey.pos )
				} );

			if ( positionTrack ) tracks.push( positionTrack );

			// track contains quaternions...
			var quaternionTrack = convertTrack( boneName + '.quaternion', animationKeys, 'rot', THREE.QuaternionKeyframeTrack, function( animationKey ) {
					if ( animationKey.rot.slerp ) {
						return animationKey.rot.clone();
					} else {
						return new THREE.Quaternion().fromArray( animationKey.rot );
					}
				} );

			if ( quaternionTrack ) tracks.push( quaternionTrack );

			// track contains quaternions...
			var scaleTrack = convertTrack( boneName + '.scale', animationKeys, 'scl', THREE.VectorKeyframeTrack, function( animationKey ) {
					return new THREE.Vector3().fromArray( animationKey.scl )
				} );

			if ( scaleTrack ) tracks.push( scaleTrack );

		}
	}

	if ( tracks.length === 0 ) {

		return null;

	}

	var clip = new THREE.AnimationClip( clipName, duration, tracks );

	return clip;

};

// File:src/animation/AnimationMixer.js

/**
 *
 * Mixes together the AnimationClips scheduled by AnimationActions and applies them to the root and subtree
 *
 *
 * @author Ben Houston / http://clara.io/
 * @author David Sarno / http://lighthaus.us/
 */

THREE.AnimationMixer = function( root ) {

	this.root = root;
	this.time = 0;
	this.timeScale = 1.0;
	this.actions = [];
	this.propertyBindingMap = {};

};

THREE.AnimationMixer.prototype = {

	constructor: THREE.AnimationMixer,

	addAction: function( action ) {

		// TODO: check for duplicate action names?  Or provide each action with a UUID?

		this.actions.push( action );
		action.init( this.time );
		action.mixer = this;

		var tracks = action.clip.tracks;

		var root = action.localRoot || this.root;

		for ( var i = 0; i < tracks.length; i ++ ) {

			var track = tracks[ i ];

			var propertyBindingKey = root.uuid + '-' + track.name;
			var propertyBinding = this.propertyBindingMap[ propertyBindingKey ];

			if ( propertyBinding === undefined ) {

				propertyBinding = new THREE.PropertyBinding( root, track.name );
				this.propertyBindingMap[ propertyBindingKey ] = propertyBinding;

			}

			// push in the same order as the tracks.
			action.propertyBindings.push( propertyBinding );

			// track usages of shared property bindings, because if we leave too many around, the mixer can get slow
			propertyBinding.referenceCount += 1;

		}

	},

	removeAllActions: function() {

		for ( var i = 0; i < this.actions.length; i ++ ) {

			this.actions[i].mixer = null;

		}

		// unbind all property bindings
		for ( var properyBindingKey in this.propertyBindingMap ) {

			this.propertyBindingMap[ properyBindingKey ].unbind();

		}

		this.actions = [];
		this.propertyBindingMap = {};

		return this;

	},

	removeAction: function( action ) {

		var index = this.actions.indexOf( action );

		if ( index !== - 1 ) {

			this.actions.splice( index, 1 );
			action.mixer = null;

		}


		// remove unused property bindings because if we leave them around the mixer can get slow
		var root = action.localRoot || this.root;
		var tracks = action.clip.tracks;

		for ( var i = 0; i < tracks.length; i ++ ) {

			var track = tracks[ i ];

			var propertyBindingKey = root.uuid + '-' + track.name;
			var propertyBinding = this.propertyBindingMap[ propertyBindingKey ];

			propertyBinding.referenceCount -= 1;

			if ( propertyBinding.referenceCount <= 0 ) {

				propertyBinding.unbind();

				delete this.propertyBindingMap[ propertyBindingKey ];

			}
		}

		return this;

	},

	// can be optimized if needed
	findActionByName: function( name ) {

		for ( var i = 0; i < this.actions.length; i ++ ) {

			if ( this.actions[i].name === name ) return this.actions[i];

		}

		return null;

	},

	play: function( action, optionalFadeInDuration ) {

		action.startTime = this.time;
		this.addAction( action );

		return this;

	},

	fadeOut: function( action, duration ) {

		var keys = [];

		keys.push( { time: this.time, value: 1 } );
		keys.push( { time: this.time + duration, value: 0 } );

		action.weight = new THREE.NumberKeyframeTrack( "weight", keys );

		return this;

	},

	fadeIn: function( action, duration ) {

		var keys = [];

		keys.push( { time: this.time, value: 0 } );
		keys.push( { time: this.time + duration, value: 1 } );

		action.weight = new THREE.NumberKeyframeTrack( "weight", keys );

		return this;

	},

	warp: function( action, startTimeScale, endTimeScale, duration ) {

		var keys = [];

		keys.push( { time: this.time, value: startTimeScale } );
		keys.push( { time: this.time + duration, value: endTimeScale } );

		action.timeScale = new THREE.NumberKeyframeTrack( "timeScale", keys );

		return this;

	},

	crossFade: function( fadeOutAction, fadeInAction, duration, warp ) {

		this.fadeOut( fadeOutAction, duration );
		this.fadeIn( fadeInAction, duration );

		if ( warp ) {

			var startEndRatio = fadeOutAction.clip.duration / fadeInAction.clip.duration;
			var endStartRatio = 1.0 / startEndRatio;

			this.warp( fadeOutAction, 1.0, startEndRatio, duration );
			this.warp( fadeInAction, endStartRatio, 1.0, duration );

		}

		return this;

	},

	update: function( deltaTime ) {

		var mixerDeltaTime = deltaTime * this.timeScale;
		this.time += mixerDeltaTime;

		for ( var i = 0; i < this.actions.length; i ++ ) {

			var action = this.actions[i];

			var weight = action.getWeightAt( this.time );

			var actionTimeScale = action.getTimeScaleAt( this.time );
			var actionDeltaTime = mixerDeltaTime * actionTimeScale;

			var actionResults = action.update( actionDeltaTime );

			if ( action.weight <= 0 || ! action.enabled ) continue;

			for ( var j = 0; j < actionResults.length; j ++ ) {

				var name = action.clip.tracks[j].name;

				action.propertyBindings[ j ].accumulate( actionResults[j], weight );

			}

		}

		// apply to nodes
		for ( var propertyBindingKey in this.propertyBindingMap ) {

			this.propertyBindingMap[ propertyBindingKey ].apply();

		}

		return this;

	}

};

THREE.EventDispatcher.prototype.apply( THREE.AnimationMixer.prototype );

// File:src/animation/AnimationUtils.js

/**
 * @author Ben Houston / http://clara.io/
 * @author David Sarno / http://lighthaus.us/
 */

THREE.AnimationUtils = {

	getEqualsFunc: function( exemplarValue ) {

		if ( exemplarValue.equals ) {
			return function equals_object( a, b ) {
				return a.equals( b );
			}
		}

		return function equals_primitive( a, b ) {
			return ( a === b );
		};

	},

	clone: function( exemplarValue ) {

		var typeName = typeof exemplarValue;
		if ( typeName === "object" ) {
			if ( exemplarValue.clone ) {
				return exemplarValue.clone();
			}
			console.error( "can not figure out how to copy exemplarValue", exemplarValue );
		}

		return exemplarValue;

	},

	lerp: function( a, b, alpha, interTrack ) {

		var lerpFunc = THREE.AnimationUtils.getLerpFunc( a, interTrack );

		return lerpFunc( a, b, alpha );

	},

	lerp_object: function( a, b, alpha ) {
		return a.lerp( b, alpha );
	},

	slerp_object: function( a, b, alpha ) {
		return a.slerp( b, alpha );
	},

	lerp_number: function( a, b, alpha ) {
		return a * ( 1 - alpha ) + b * alpha;
	},

	lerp_boolean: function( a, b, alpha ) {
		return ( alpha < 0.5 ) ? a : b;
	},

	lerp_boolean_immediate: function( a, b, alpha ) {
		return a;
	},

	lerp_string: function( a, b, alpha ) {
		return ( alpha < 0.5 ) ? a : b;
	},

	lerp_string_immediate: function( a, b, alpha ) {
 		return a;
 	},

	// NOTE: this is an accumulator function that modifies the first argument (e.g. a).	This is to minimize memory alocations.
	getLerpFunc: function( exemplarValue, interTrack ) {

		if ( exemplarValue === undefined || exemplarValue === null ) throw new Error( "examplarValue is null" );

		var typeName = typeof exemplarValue;

		switch( typeName ) {

			case "object":
				if ( exemplarValue.lerp ) {
					return THREE.AnimationUtils.lerp_object;
				}

				if ( exemplarValue.slerp ) {
					return THREE.AnimationUtils.slerp_object;
				}
				break;

			case "number":
				return THREE.AnimationUtils.lerp_number;

			case "boolean":
				if ( interTrack ) {
					return THREE.AnimationUtils.lerp_boolean;
				} else {
					return THREE.AnimationUtils.lerp_boolean_immediate;
				}

			case "string":
				if ( interTrack ) {
					return THREE.AnimationUtils.lerp_string;
				} else {
					return THREE.AnimationUtils.lerp_string_immediate;
				}

		}

	}

};

// File:src/animation/KeyframeTrack.js

/**
 *
 * A Track that returns a keyframe interpolated value, currently linearly interpolated
 *
 * @author Ben Houston / http://clara.io/
 * @author David Sarno / http://lighthaus.us/
 */

THREE.KeyframeTrack = function ( name, keys ) {

	if ( name === undefined ) throw new Error( "track name is undefined" );
	if ( keys === undefined || keys.length === 0 ) throw new Error( "no keys in track named " + name );

	this.name = name;
	this.keys = keys;	// time in seconds, value as value

	// the index of the last result, used as a starting point for local search.
	this.lastIndex = 0;

	this.validate();
	this.optimize();

};

THREE.KeyframeTrack.prototype = {

	constructor: THREE.KeyframeTrack,

	getAt: function( time ) {


		// this can not go higher than this.keys.length.
		while( ( this.lastIndex < this.keys.length ) && ( time >= this.keys[this.lastIndex].time ) ) {
			this.lastIndex ++;
		};

		// this can not go lower than 0.
		while( ( this.lastIndex > 0 ) && ( time < this.keys[this.lastIndex - 1].time ) ) {
			this.lastIndex --;
		}

		if ( this.lastIndex >= this.keys.length ) {

			this.setResult( this.keys[ this.keys.length - 1 ].value );

			return this.result;

		}

		if ( this.lastIndex === 0 ) {

			this.setResult( this.keys[ 0 ].value );

			return this.result;

		}

		var prevKey = this.keys[ this.lastIndex - 1 ];
		this.setResult( prevKey.value );

		// if true, means that prev/current keys are identical, thus no interpolation required.
		if ( prevKey.constantToNext ) {

			return this.result;

		}

		// linear interpolation to start with
		var currentKey = this.keys[ this.lastIndex ];
		var alpha = ( time - prevKey.time ) / ( currentKey.time - prevKey.time );
		this.result = this.lerpValues( this.result, currentKey.value, alpha );

		return this.result;

	},

	// move all keyframes either forwards or backwards in time
	shift: function( timeOffset ) {

		if ( timeOffset !== 0.0 ) {

			for ( var i = 0; i < this.keys.length; i ++ ) {
				this.keys[i].time += timeOffset;
			}

		}

		return this;

	},

	// scale all keyframe times by a factor (useful for frame <-> seconds conversions)
	scale: function( timeScale ) {

		if ( timeScale !== 1.0 ) {

			for ( var i = 0; i < this.keys.length; i ++ ) {
				this.keys[i].time *= timeScale;
			}

		}

		return this;

	},

	// removes keyframes before and after animation without changing any values within the range [startTime, endTime].
	// IMPORTANT: We do not shift around keys to the start of the track time, because for interpolated keys this will change their values
 	trim: function( startTime, endTime ) {

		var firstKeysToRemove = 0;
		for ( var i = 1; i < this.keys.length; i ++ ) {
			if ( this.keys[i] <= startTime ) {
				firstKeysToRemove ++;
			}
		}

		var lastKeysToRemove = 0;
		for ( var i = this.keys.length - 2; i > 0; i ++ ) {
			if ( this.keys[i] >= endTime ) {
				lastKeysToRemove ++;
			} else {
				break;
			}
		}

		// remove last keys first because it doesn't affect the position of the first keys (the otherway around doesn't work as easily)
		if ( ( firstKeysToRemove + lastKeysToRemove ) > 0 ) {
			this.keys = this.keys.splice( firstKeysToRemove, this.keys.length - lastKeysToRemove - firstKeysToRemove );;
		}

		return this;

	},

	/* NOTE: This is commented out because we really shouldn't have to handle unsorted key lists
	         Tracks with out of order keys should be considered to be invalid.  - bhouston
	sort: function() {

		this.keys.sort( THREE.KeyframeTrack.keyComparer );

		return this;

	},*/

	// ensure we do not get a GarbageInGarbageOut situation, make sure tracks are at least minimally viable
	// One could eventually ensure that all key.values in a track are all of the same type (otherwise interpolation makes no sense.)
	validate: function() {

		var prevKey = null;

		if ( this.keys.length === 0 ) {
			console.error( "  track is empty, no keys", this );
			return;
		}

		for ( var i = 0; i < this.keys.length; i ++ ) {

			var currKey = this.keys[i];

			if ( ! currKey ) {
				console.error( "  key is null in track", this, i );
				return;
			}

			if ( ( typeof currKey.time ) !== 'number' || isNaN( currKey.time ) ) {
				console.error( "  key.time is not a valid number", this, i, currKey );
				return;
			}

			if ( currKey.value === undefined || currKey.value === null) {
				console.error( "  key.value is null in track", this, i, currKey );
				return;
			}

			if ( prevKey && prevKey.time > currKey.time ) {
				console.error( "  key.time is less than previous key time, out of order keys", this, i, currKey, prevKey );
				return;
			}

			prevKey = currKey;

		}

		return this;

	},

	// currently only removes equivalent sequential keys (0,0,0,0,1,1,1,0,0,0,0,0,0,0) --> (0,0,1,1,0,0), which are common in morph target animations
	optimize: function() {

		var newKeys = [];
		var prevKey = this.keys[0];
		newKeys.push( prevKey );

		var equalsFunc = THREE.AnimationUtils.getEqualsFunc( prevKey.value );

		for ( var i = 1; i < this.keys.length - 1; i ++ ) {
			var currKey = this.keys[i];
			var nextKey = this.keys[i+1];

			// if prevKey & currKey are the same time, remove currKey.  If you want immediate adjacent keys, use an epsilon offset
			// it is not possible to have two keys at the same time as we sort them.  The sort is not stable on keys with the same time.
			if ( ( prevKey.time === currKey.time ) ) {

				continue;

			}

			// remove completely unnecessary keyframes that are the same as their prev and next keys
			if ( this.compareValues( prevKey.value, currKey.value ) && this.compareValues( currKey.value, nextKey.value ) ) {

				continue;

			}

			// determine if interpolation is required
			prevKey.constantToNext = this.compareValues( prevKey.value, currKey.value );

			newKeys.push( currKey );
			prevKey = currKey;
		}
		newKeys.push( this.keys[ this.keys.length - 1 ] );

		this.keys = newKeys;

		return this;

	}

};

THREE.KeyframeTrack.keyComparer = function keyComparator(key0, key1) {
	return key0.time - key1.time;
};

THREE.KeyframeTrack.parse = function( json ) {

	if ( json.type === undefined ) throw new Error( "track type undefined, can not parse" );

	var trackType = THREE.KeyframeTrack.GetTrackTypeForTypeName( json.type );

	return trackType.parse( json );

};

THREE.KeyframeTrack.GetTrackTypeForTypeName = function( typeName ) {
	switch( typeName.toLowerCase() ) {
	 	case "vector":
	 	case "vector2":
	 	case "vector3":
	 	case "vector4":
			return THREE.VectorKeyframeTrack;

	 	case "quaternion":
			return THREE.QuaternionKeyframeTrack;

	 	case "integer":
	 	case "scalar":
	 	case "double":
	 	case "float":
	 	case "number":
			return THREE.NumberKeyframeTrack;

	 	case "bool":
	 	case "boolean":
			return THREE.BooleanKeyframeTrack;

	 	case "string":
	 		return THREE.StringKeyframeTrack;
	};

	throw new Error( "Unsupported typeName: " + typeName );
};

// File:src/animation/PropertyBinding.js

/**
 *
 * A track bound to a real value in the scene graph.
 *
 * @author Ben Houston / http://clara.io/
 * @author David Sarno / http://lighthaus.us/
 */

THREE.PropertyBinding = function ( rootNode, trackName ) {

	this.rootNode = rootNode;
	this.trackName = trackName;
	this.referenceCount = 0;
	this.originalValue = null; // the value of the property before it was controlled by this binding

	var parseResults = THREE.PropertyBinding.parseTrackName( trackName );

	this.directoryName = parseResults.directoryName;
	this.nodeName = parseResults.nodeName;
	this.objectName = parseResults.objectName;
	this.objectIndex = parseResults.objectIndex;
	this.propertyName = parseResults.propertyName;
	this.propertyIndex = parseResults.propertyIndex;

	this.node = THREE.PropertyBinding.findNode( rootNode, this.nodeName ) || rootNode;

	this.cumulativeValue = null;
	this.cumulativeWeight = 0;
};

THREE.PropertyBinding.prototype = {

	constructor: THREE.PropertyBinding,

	reset: function() {

		this.cumulativeValue = null;
		this.cumulativeWeight = 0;

	},

	accumulate: function( value, weight ) {

		if ( ! this.isBound ) this.bind();

		if ( this.cumulativeWeight === 0 ) {

			if ( weight > 0 ) {

				if ( this.cumulativeValue === null ) {
					this.cumulativeValue = THREE.AnimationUtils.clone( value );
				}
				this.cumulativeWeight = weight;

			}

		} else {

			var lerpAlpha = weight / ( this.cumulativeWeight + weight );
			this.cumulativeValue = this.lerpValue( this.cumulativeValue, value, lerpAlpha );
			this.cumulativeWeight += weight;

		}

	},

	unbind: function() {

		if ( ! this.isBound ) return;

		this.setValue( this.originalValue );

		this.setValue = null;
		this.getValue = null;
		this.lerpValue = null;
		this.equalsValue = null;
		this.triggerDirty = null;
		this.isBound = false;

	},

	// bind to the real property in the scene graph, remember original value, memorize various accessors for speed/inefficiency
	bind: function() {

		if ( this.isBound ) return;

		var targetObject = this.node;

 		// ensure there is a value node
		if ( ! targetObject ) {
			console.error( "  trying to update node for track: " + this.trackName + " but it wasn't found." );
			return;
		}

		if ( this.objectName ) {
			// special case were we need to reach deeper into the hierarchy to get the face materials....
			if ( this.objectName === "materials" ) {
				if ( ! targetObject.material ) {
					console.error( '  can not bind to material as node does not have a material', this );
					return;
				}
				if ( ! targetObject.material.materials ) {
					console.error( '  can not bind to material.materials as node.material does not have a materials array', this );
					return;
				}
				targetObject = targetObject.material.materials;
			} else if ( this.objectName === "bones" ) {
				if ( ! targetObject.skeleton ) {
					console.error( '  can not bind to bones as node does not have a skeleton', this );
					return;
				}
				// potential future optimization: skip this if propertyIndex is already an integer, and convert the integer string to a true integer.

				targetObject = targetObject.skeleton.bones;

				// support resolving morphTarget names into indices.
				for ( var i = 0; i < targetObject.length; i ++ ) {
					if ( targetObject[i].name === this.objectIndex ) {
						this.objectIndex = i;
						break;
					}
				}
			} else {

				if ( targetObject[ this.objectName ] === undefined ) {
					console.error( '  can not bind to objectName of node, undefined', this );
					return;
				}
				targetObject = targetObject[ this.objectName ];
			}

			if ( this.objectIndex !== undefined ) {
				if ( targetObject[ this.objectIndex ] === undefined ) {
					console.error( "  trying to bind to objectIndex of objectName, but is undefined:", this, targetObject );
					return;
				}

				targetObject = targetObject[ this.objectIndex ];
			}

		}

 		// special case mappings
 		var nodeProperty = targetObject[ this.propertyName ];
		if ( ! nodeProperty ) {
			console.error( "  trying to update property for track: " + this.nodeName + '.' + this.propertyName + " but it wasn't found.", targetObject );
			return;
		}

		// access a sub element of the property array (only primitives are supported right now)
		if ( this.propertyIndex !== undefined ) {

			if ( this.propertyName === "morphTargetInfluences" ) {
				// potential optimization, skip this if propertyIndex is already an integer, and convert the integer string to a true integer.

				// support resolving morphTarget names into indices.
				if ( ! targetObject.geometry ) {
					console.error( '  can not bind to morphTargetInfluences becasuse node does not have a geometry', this );
				}
				if ( ! targetObject.geometry.morphTargets ) {
					console.error( '  can not bind to morphTargetInfluences becasuse node does not have a geometry.morphTargets', this );
				}

				for ( var i = 0; i < this.node.geometry.morphTargets.length; i ++ ) {
					if ( targetObject.geometry.morphTargets[i].name === this.propertyIndex ) {
						this.propertyIndex = i;
						break;
					}
				}
			}

			this.setValue = function setValue_propertyIndexed( value ) {
				if ( ! this.equalsValue( nodeProperty[ this.propertyIndex ], value ) ) {
					nodeProperty[ this.propertyIndex ] = value;
					return true;
				}
				return false;
			};

			this.getValue = function getValue_propertyIndexed() {
				return nodeProperty[ this.propertyIndex ];
			};

		}
		// must use copy for Object3D.Euler/Quaternion
		else if ( nodeProperty.copy ) {

			this.setValue = function setValue_propertyObject( value ) {
				if ( ! this.equalsValue( nodeProperty, value ) ) {
					nodeProperty.copy( value );
					return true;
				}
				return false;
			}

			this.getValue = function getValue_propertyObject() {
				return nodeProperty;
			};

		}
		// otherwise just set the property directly on the node (do not use nodeProperty as it may not be a reference object)
		else {

			this.setValue = function setValue_property( value ) {
				if ( ! this.equalsValue( targetObject[ this.propertyName ], value ) ) {
					targetObject[ this.propertyName ] = value;
					return true;
				}
				return false;
			}

			this.getValue = function getValue_property() {
				return targetObject[ this.propertyName ];
			};

		}

		// trigger node dirty
		if ( targetObject.needsUpdate !== undefined ) { // material

			this.triggerDirty = function triggerDirty_needsUpdate() {
				this.node.needsUpdate = true;
			}

		} else if ( targetObject.matrixWorldNeedsUpdate !== undefined ) { // node transform

			this.triggerDirty = function triggerDirty_matrixWorldNeedsUpdate() {
				targetObject.matrixWorldNeedsUpdate = true;
			}

		}

		this.originalValue = this.getValue();

		this.equalsValue = THREE.AnimationUtils.getEqualsFunc( this.originalValue );
		this.lerpValue = THREE.AnimationUtils.getLerpFunc( this.originalValue, true );

		this.isBound = true;

	},

	apply: function() {

		// for speed capture the setter pattern as a closure (sort of a memoization pattern: https://en.wikipedia.org/wiki/Memoization)
		if ( ! this.isBound ) this.bind();

		// early exit if there is nothing to apply.
		if ( this.cumulativeWeight > 0 ) {

			// blend with original value
			if ( this.cumulativeWeight < 1 ) {

				var remainingWeight = 1 - this.cumulativeWeight;
				var lerpAlpha = remainingWeight / ( this.cumulativeWeight + remainingWeight );
				this.cumulativeValue = this.lerpValue( this.cumulativeValue, this.originalValue, lerpAlpha );

			}

			var valueChanged = this.setValue( this.cumulativeValue );

			if ( valueChanged && this.triggerDirty ) {
				this.triggerDirty();
			}

			// reset accumulator
			this.cumulativeValue = null;
			this.cumulativeWeight = 0;

		}
	}

};


THREE.PropertyBinding.parseTrackName = function( trackName ) {

	// matches strings in the form of:
	//    nodeName.property
	//    nodeName.property[accessor]
	//    nodeName.material.property[accessor]
	//    uuid.property[accessor]
	//    uuid.objectName[objectIndex].propertyName[propertyIndex]
	//    parentName/nodeName.property
	//    parentName/parentName/nodeName.property[index]
	//	  .bone[Armature.DEF_cog].position
	// created and tested via https://regex101.com/#javascript

	var re = /^(([\w]+\/)*)([\w-\d]+)?(\.([\w]+)(\[([\w\d\[\]\_. ]+)\])?)?(\.([\w.]+)(\[([\w\d\[\]\_. ]+)\])?)$/;
	var matches = re.exec(trackName);

	if ( ! matches ) {
		throw new Error( "cannot parse trackName at all: " + trackName );
	}

    if (matches.index === re.lastIndex) {
        re.lastIndex++;
    }

	var results = {
		directoryName: matches[1],
		nodeName: matches[3], 	// allowed to be null, specified root node.
		objectName: matches[5],
		objectIndex: matches[7],
		propertyName: matches[9],
		propertyIndex: matches[11]	// allowed to be null, specifies that the whole property is set.
	};

	if ( results.propertyName === null || results.propertyName.length === 0 ) {
		throw new Error( "can not parse propertyName from trackName: " + trackName );
	}

	return results;

};

THREE.PropertyBinding.findNode = function( root, nodeName ) {

	function searchSkeleton( skeleton ) {

		for ( var i = 0; i < skeleton.bones.length; i ++ ) {

			var bone = skeleton.bones[i];

			if ( bone.name === nodeName ) {

				return bone;

			}
		}

		return null;

	}

	function searchNodeSubtree( children ) {

		for ( var i = 0; i < children.length; i ++ ) {

			var childNode = children[i];

			if ( childNode.name === nodeName || childNode.uuid === nodeName ) {

				return childNode;

			}

			var result = searchNodeSubtree( childNode.children );

			if ( result ) return result;

		}

		return null;

	}

	//

	if ( ! nodeName || nodeName === "" || nodeName === "root" || nodeName === "." || nodeName === -1 || nodeName === root.name || nodeName === root.uuid ) {

		return root;

	}

	// search into skeleton bones.
	if ( root.skeleton ) {

		var bone = searchSkeleton( root.skeleton );

		if ( bone ) {

			return bone;

		}
	}

	// search into node subtree.
	if ( root.children ) {

		var subTreeNode = searchNodeSubtree( root.children );

		if ( subTreeNode ) {

			return subTreeNode;

		}

	}

	return null;
}

// File:src/animation/tracks/VectorKeyframeTrack.js

/**
 *
 * A Track that interpolates Vectors
 *
 * @author Ben Houston / http://clara.io/
 * @author David Sarno / http://lighthaus.us/
 */

THREE.VectorKeyframeTrack = function ( name, keys ) {

	THREE.KeyframeTrack.call( this, name, keys );

	// local cache of value type to avoid allocations during runtime.
	this.result = this.keys[0].value.clone();

};

THREE.VectorKeyframeTrack.prototype = Object.create( THREE.KeyframeTrack.prototype );

THREE.VectorKeyframeTrack.prototype.constructor = THREE.VectorKeyframeTrack;

THREE.VectorKeyframeTrack.prototype.setResult = function( value ) {

	this.result.copy( value );

};

// memoization of the lerp function for speed.
// NOTE: Do not optimize as a prototype initialization closure, as value0 will be different on a per class basis.
THREE.VectorKeyframeTrack.prototype.lerpValues = function( value0, value1, alpha ) {

	return value0.lerp( value1, alpha );

};

THREE.VectorKeyframeTrack.prototype.compareValues = function( value0, value1 ) {

	return value0.equals( value1 );

};

THREE.VectorKeyframeTrack.prototype.clone = function() {

	var clonedKeys = [];

	for ( var i = 0; i < this.keys.length; i ++ ) {

		var key = this.keys[i];
		clonedKeys.push( {
			time: key.time,
			value: key.value.clone()
		} );
	}

	return new THREE.VectorKeyframeTrack( this.name, clonedKeys );

};

THREE.VectorKeyframeTrack.parse = function( json ) {

	var elementCount = json.keys[0].value.length;
	var valueType = THREE[ 'Vector' + elementCount ];

	var keys = [];

	for ( var i = 0; i < json.keys.length; i ++ ) {
		var jsonKey = json.keys[i];
		keys.push( {
			value: new valueType().fromArray( jsonKey.value ),
			time: jsonKey.time
		} );
	}

	return new THREE.VectorKeyframeTrack( json.name, keys );

};

// File:src/animation/tracks/QuaternionKeyframeTrack.js

/**
 *
 * A Track that interpolates Quaternion
 *
 * @author Ben Houston / http://clara.io/
 * @author David Sarno / http://lighthaus.us/
 */

THREE.QuaternionKeyframeTrack = function ( name, keys ) {

	THREE.KeyframeTrack.call( this, name, keys );

	// local cache of value type to avoid allocations during runtime.
	this.result = this.keys[0].value.clone();

};

THREE.QuaternionKeyframeTrack.prototype = Object.create( THREE.KeyframeTrack.prototype );

THREE.QuaternionKeyframeTrack.prototype.constructor = THREE.QuaternionKeyframeTrack;

THREE.QuaternionKeyframeTrack.prototype.setResult = function( value ) {

	this.result.copy( value );

};

// memoization of the lerp function for speed.
// NOTE: Do not optimize as a prototype initialization closure, as value0 will be different on a per class basis.
THREE.QuaternionKeyframeTrack.prototype.lerpValues = function( value0, value1, alpha ) {

	return value0.slerp( value1, alpha );

};

THREE.QuaternionKeyframeTrack.prototype.compareValues = function( value0, value1 ) {

	return value0.equals( value1 );

};

THREE.QuaternionKeyframeTrack.prototype.multiply = function( quat ) {

	for ( var i = 0; i < this.keys.length; i ++ ) {

		this.keys[i].value.multiply( quat );

	}

	return this;

};

THREE.QuaternionKeyframeTrack.prototype.clone = function() {

	var clonedKeys = [];

	for ( var i = 0; i < this.keys.length; i ++ ) {

		var key = this.keys[i];
		clonedKeys.push( {
			time: key.time,
			value: key.value.clone()
		} );
	}

	return new THREE.QuaternionKeyframeTrack( this.name, clonedKeys );

};

THREE.QuaternionKeyframeTrack.parse = function( json ) {

	var keys = [];

	for ( var i = 0; i < json.keys.length; i ++ ) {
		var jsonKey = json.keys[i];
		keys.push( {
			value: new THREE.Quaternion().fromArray( jsonKey.value ),
			time: jsonKey.time
		} );
	}

	return new THREE.QuaternionKeyframeTrack( json.name, keys );

};

// File:src/animation/tracks/StringKeyframeTrack.js

/**
 *
 * A Track that interpolates Strings
 *
 * @author Ben Houston / http://clara.io/
 * @author David Sarno / http://lighthaus.us/
 */

THREE.StringKeyframeTrack = function ( name, keys ) {

	THREE.KeyframeTrack.call( this, name, keys );

	// local cache of value type to avoid allocations during runtime.
	this.result = this.keys[0].value;

};

THREE.StringKeyframeTrack.prototype = Object.create( THREE.KeyframeTrack.prototype );

THREE.StringKeyframeTrack.prototype.constructor = THREE.StringKeyframeTrack;

THREE.StringKeyframeTrack.prototype.setResult = function( value ) {

	this.result = value;

};

// memoization of the lerp function for speed.
// NOTE: Do not optimize as a prototype initialization closure, as value0 will be different on a per class basis.
THREE.StringKeyframeTrack.prototype.lerpValues = function( value0, value1, alpha ) {

	return ( alpha < 1.0 ) ? value0 : value1;

};

THREE.StringKeyframeTrack.prototype.compareValues = function( value0, value1 ) {

	return ( value0 === value1 );

};

THREE.StringKeyframeTrack.prototype.clone = function() {

	var clonedKeys = [];

	for ( var i = 0; i < this.keys.length; i ++ ) {

		var key = this.keys[i];
		clonedKeys.push( {
			time: key.time,
			value: key.value
		} );
	}

	return new THREE.StringKeyframeTrack( this.name, clonedKeys );

};

THREE.StringKeyframeTrack.parse = function( json ) {

	return new THREE.StringKeyframeTrack( json.name, json.keys );

};

// File:src/animation/tracks/BooleanKeyframeTrack.js

/**
 *
 * A Track that interpolates Boolean
 *
 * @author Ben Houston / http://clara.io/
 * @author David Sarno / http://lighthaus.us/
 */

THREE.BooleanKeyframeTrack = function ( name, keys ) {

	THREE.KeyframeTrack.call( this, name, keys );

	// local cache of value type to avoid allocations during runtime.
	this.result = this.keys[0].value;

};

THREE.BooleanKeyframeTrack.prototype = Object.create( THREE.KeyframeTrack.prototype );

THREE.BooleanKeyframeTrack.prototype.constructor = THREE.BooleanKeyframeTrack;

THREE.BooleanKeyframeTrack.prototype.setResult = function( value ) {

	this.result = value;

};

// memoization of the lerp function for speed.
// NOTE: Do not optimize as a prototype initialization closure, as value0 will be different on a per class basis.
THREE.BooleanKeyframeTrack.prototype.lerpValues = function( value0, value1, alpha ) {

	return ( alpha < 1.0 ) ? value0 : value1;

};

THREE.BooleanKeyframeTrack.prototype.compareValues = function( value0, value1 ) {

	return ( value0 === value1 );

};

THREE.BooleanKeyframeTrack.prototype.clone = function() {

	var clonedKeys = [];

	for ( var i = 0; i < this.keys.length; i ++ ) {

		var key = this.keys[i];
		clonedKeys.push( {
			time: key.time,
			value: key.value
		} );
	}

	return new THREE.BooleanKeyframeTrack( this.name, clonedKeys );

};

THREE.BooleanKeyframeTrack.parse = function( json ) {

	return new THREE.BooleanKeyframeTrack( json.name, json.keys );

};

// File:src/animation/tracks/NumberKeyframeTrack.js

/**
 *
 * A Track that interpolates Numbers
 *
 * @author Ben Houston / http://clara.io/
 * @author David Sarno / http://lighthaus.us/
 */

THREE.NumberKeyframeTrack = function ( name, keys ) {

	THREE.KeyframeTrack.call( this, name, keys );

	// local cache of value type to avoid allocations during runtime.
	this.result = this.keys[0].value;

};

THREE.NumberKeyframeTrack.prototype = Object.create( THREE.KeyframeTrack.prototype );

THREE.NumberKeyframeTrack.prototype.constructor = THREE.NumberKeyframeTrack;

THREE.NumberKeyframeTrack.prototype.setResult = function( value ) {

	this.result = value;

};

// memoization of the lerp function for speed.
// NOTE: Do not optimize as a prototype initialization closure, as value0 will be different on a per class basis.
THREE.NumberKeyframeTrack.prototype.lerpValues = function( value0, value1, alpha ) {

	return value0 * ( 1 - alpha ) + value1 * alpha;

};

THREE.NumberKeyframeTrack.prototype.compareValues = function( value0, value1 ) {

	return ( value0 === value1 );

};

THREE.NumberKeyframeTrack.prototype.clone = function() {

	var clonedKeys = [];

	for ( var i = 0; i < this.keys.length; i ++ ) {

		var key = this.keys[i];
		clonedKeys.push( {
			time: key.time,
			value: key.value
		} );
	}

	return new THREE.NumberKeyframeTrack( this.name, clonedKeys );

};

THREE.NumberKeyframeTrack.parse = function( json ) {

	return new THREE.NumberKeyframeTrack( json.name, json.keys );

};

// File:src/cameras/Camera.js

/**
 * @author mrdoob / http://mrdoob.com/
 * @author mikael emtinger / http://gomo.se/
 * @author WestLangley / http://github.com/WestLangley
*/

THREE.Camera = function () {

	THREE.Object3D.call( this );

	this.type = 'Camera';

	this.matrixWorldInverse = new THREE.Matrix4();
	this.projectionMatrix = new THREE.Matrix4();

};

THREE.Camera.prototype = Object.create( THREE.Object3D.prototype );
THREE.Camera.prototype.constructor = THREE.Camera;

THREE.Camera.prototype.getWorldDirection = function () {

	var quaternion = new THREE.Quaternion();

	return function ( optionalTarget ) {

		var result = optionalTarget || new THREE.Vector3();

		this.getWorldQuaternion( quaternion );

		return result.set( 0, 0, - 1 ).applyQuaternion( quaternion );

	};

}();

THREE.Camera.prototype.lookAt = function () {

	// This routine does not support cameras with rotated and/or translated parent(s)

	var m1 = new THREE.Matrix4();

	return function ( vector ) {

		m1.lookAt( this.position, vector, this.up );

		this.quaternion.setFromRotationMatrix( m1 );

	};

}();

THREE.Camera.prototype.clone = function () {

	return new this.constructor().copy( this );

};

THREE.Camera.prototype.copy = function ( source ) {

	THREE.Object3D.prototype.copy.call( this, source );

	this.matrixWorldInverse.copy( source.matrixWorldInverse );
	this.projectionMatrix.copy( source.projectionMatrix );

	return this;

};

// File:src/cameras/CubeCamera.js

/**
 * Camera for rendering cube maps
 *	- renders scene into axis-aligned cube
 *
 * @author alteredq / http://alteredqualia.com/
 */

THREE.CubeCamera = function ( near, far, cubeResolution ) {

	THREE.Object3D.call( this );

	this.type = 'CubeCamera';

	var fov = 90, aspect = 1;

	var cameraPX = new THREE.PerspectiveCamera( fov, aspect, near, far );
	cameraPX.up.set( 0, - 1, 0 );
	cameraPX.lookAt( new THREE.Vector3( 1, 0, 0 ) );
	this.add( cameraPX );

	var cameraNX = new THREE.PerspectiveCamera( fov, aspect, near, far );
	cameraNX.up.set( 0, - 1, 0 );
	cameraNX.lookAt( new THREE.Vector3( - 1, 0, 0 ) );
	this.add( cameraNX );

	var cameraPY = new THREE.PerspectiveCamera( fov, aspect, near, far );
	cameraPY.up.set( 0, 0, 1 );
	cameraPY.lookAt( new THREE.Vector3( 0, 1, 0 ) );
	this.add( cameraPY );

	var cameraNY = new THREE.PerspectiveCamera( fov, aspect, near, far );
	cameraNY.up.set( 0, 0, - 1 );
	cameraNY.lookAt( new THREE.Vector3( 0, - 1, 0 ) );
	this.add( cameraNY );

	var cameraPZ = new THREE.PerspectiveCamera( fov, aspect, near, far );
	cameraPZ.up.set( 0, - 1, 0 );
	cameraPZ.lookAt( new THREE.Vector3( 0, 0, 1 ) );
	this.add( cameraPZ );

	var cameraNZ = new THREE.PerspectiveCamera( fov, aspect, near, far );
	cameraNZ.up.set( 0, - 1, 0 );
	cameraNZ.lookAt( new THREE.Vector3( 0, 0, - 1 ) );
	this.add( cameraNZ );

	this.renderTarget = new THREE.WebGLRenderTargetCube( cubeResolution, cubeResolution, { format: THREE.RGBFormat, magFilter: THREE.LinearFilter, minFilter: THREE.LinearFilter } );

	this.updateCubeMap = function ( renderer, scene ) {

		if ( this.parent === null ) this.updateMatrixWorld();

		var renderTarget = this.renderTarget;
		var generateMipmaps = renderTarget.texture.generateMipmaps;

		renderTarget.texture.generateMipmaps = false;

		renderTarget.activeCubeFace = 0;
		renderer.render( scene, cameraPX, renderTarget );

		renderTarget.activeCubeFace = 1;
		renderer.render( scene, cameraNX, renderTarget );

		renderTarget.activeCubeFace = 2;
		renderer.render( scene, cameraPY, renderTarget );

		renderTarget.activeCubeFace = 3;
		renderer.render( scene, cameraNY, renderTarget );

		renderTarget.activeCubeFace = 4;
		renderer.render( scene, cameraPZ, renderTarget );

		renderTarget.texture.generateMipmaps = generateMipmaps;

		renderTarget.activeCubeFace = 5;
		renderer.render( scene, cameraNZ, renderTarget );

		renderer.setRenderTarget( null );

	};

};

THREE.CubeCamera.prototype = Object.create( THREE.Object3D.prototype );
THREE.CubeCamera.prototype.constructor = THREE.CubeCamera;

// File:src/cameras/OrthographicCamera.js

/**
 * @author alteredq / http://alteredqualia.com/
 */

THREE.OrthographicCamera = function ( left, right, top, bottom, near, far ) {

	THREE.Camera.call( this );

	this.type = 'OrthographicCamera';

	this.zoom = 1;

	this.left = left;
	this.right = right;
	this.top = top;
	this.bottom = bottom;

	this.near = ( near !== undefined ) ? near : 0.1;
	this.far = ( far !== undefined ) ? far : 2000;

	this.updateProjectionMatrix();

};

THREE.OrthographicCamera.prototype = Object.create( THREE.Camera.prototype );
THREE.OrthographicCamera.prototype.constructor = THREE.OrthographicCamera;

THREE.OrthographicCamera.prototype.updateProjectionMatrix = function () {

	var dx = ( this.right - this.left ) / ( 2 * this.zoom );
	var dy = ( this.top - this.bottom ) / ( 2 * this.zoom );
	var cx = ( this.right + this.left ) / 2;
	var cy = ( this.top + this.bottom ) / 2;

	this.projectionMatrix.makeOrthographic( cx - dx, cx + dx, cy + dy, cy - dy, this.near, this.far );

};

THREE.OrthographicCamera.prototype.copy = function ( source ) {
	
	THREE.Camera.prototype.copy.call( this, source );
	
	this.left = source.left;
	this.right = source.right;
	this.top = source.top;
	this.bottom = source.bottom;
	this.near = source.near;
	this.far = source.far;
	
	this.zoom = source.zoom;
	
	return this;
		
};

THREE.OrthographicCamera.prototype.toJSON = function ( meta ) {

	var data = THREE.Object3D.prototype.toJSON.call( this, meta );

	data.object.zoom = this.zoom;
	data.object.left = this.left;
	data.object.right = this.right;
	data.object.top = this.top;
	data.object.bottom = this.bottom;
	data.object.near = this.near;
	data.object.far = this.far;

	return data;

};

// File:src/cameras/PerspectiveCamera.js

/**
 * @author mrdoob / http://mrdoob.com/
 * @author greggman / http://games.greggman.com/
 * @author zz85 / http://www.lab4games.net/zz85/blog
 */

THREE.PerspectiveCamera = function ( fov, aspect, near, far ) {

	THREE.Camera.call( this );

	this.type = 'PerspectiveCamera';

	this.zoom = 1;

	this.fov = fov !== undefined ? fov : 50;
	this.aspect = aspect !== undefined ? aspect : 1;
	this.near = near !== undefined ? near : 0.1;
	this.far = far !== undefined ? far : 2000;

	this.updateProjectionMatrix();

};

THREE.PerspectiveCamera.prototype = Object.create( THREE.Camera.prototype );
THREE.PerspectiveCamera.prototype.constructor = THREE.PerspectiveCamera;


/**
 * Uses Focal Length (in mm) to estimate and set FOV
 * 35mm (full-frame) camera is used if frame size is not specified;
 * Formula based on http://www.bobatkins.com/photography/technical/field_of_view.html
 */

THREE.PerspectiveCamera.prototype.setLens = function ( focalLength, frameHeight ) {

	if ( frameHeight === undefined ) frameHeight = 24;

	this.fov = 2 * THREE.Math.radToDeg( Math.atan( frameHeight / ( focalLength * 2 ) ) );
	this.updateProjectionMatrix();

};


/**
 * Sets an offset in a larger frustum. This is useful for multi-window or
 * multi-monitor/multi-machine setups.
 *
 * For example, if you have 3x2 monitors and each monitor is 1920x1080 and
 * the monitors are in grid like this
 *
 *   +---+---+---+
 *   | A | B | C |
 *   +---+---+---+
 *   | D | E | F |
 *   +---+---+---+
 *
 * then for each monitor you would call it like this
 *
 *   var w = 1920;
 *   var h = 1080;
 *   var fullWidth = w * 3;
 *   var fullHeight = h * 2;
 *
 *   --A--
 *   camera.setOffset( fullWidth, fullHeight, w * 0, h * 0, w, h );
 *   --B--
 *   camera.setOffset( fullWidth, fullHeight, w * 1, h * 0, w, h );
 *   --C--
 *   camera.setOffset( fullWidth, fullHeight, w * 2, h * 0, w, h );
 *   --D--
 *   camera.setOffset( fullWidth, fullHeight, w * 0, h * 1, w, h );
 *   --E--
 *   camera.setOffset( fullWidth, fullHeight, w * 1, h * 1, w, h );
 *   --F--
 *   camera.setOffset( fullWidth, fullHeight, w * 2, h * 1, w, h );
 *
 *   Note there is no reason monitors have to be the same size or in a grid.
 */

THREE.PerspectiveCamera.prototype.setViewOffset = function ( fullWidth, fullHeight, x, y, width, height ) {

	this.fullWidth = fullWidth;
	this.fullHeight = fullHeight;
	this.x = x;
	this.y = y;
	this.width = width;
	this.height = height;

	this.updateProjectionMatrix();

};


THREE.PerspectiveCamera.prototype.updateProjectionMatrix = function () {

	var fov = THREE.Math.radToDeg( 2 * Math.atan( Math.tan( THREE.Math.degToRad( this.fov ) * 0.5 ) / this.zoom ) );

	if ( this.fullWidth ) {

		var aspect = this.fullWidth / this.fullHeight;
		var top = Math.tan( THREE.Math.degToRad( fov * 0.5 ) ) * this.near;
		var bottom = - top;
		var left = aspect * bottom;
		var right = aspect * top;
		var width = Math.abs( right - left );
		var height = Math.abs( top - bottom );

		this.projectionMatrix.makeFrustum(
			left + this.x * width / this.fullWidth,
			left + ( this.x + this.width ) * width / this.fullWidth,
			top - ( this.y + this.height ) * height / this.fullHeight,
			top - this.y * height / this.fullHeight,
			this.near,
			this.far
		);

	} else {

		this.projectionMatrix.makePerspective( fov, this.aspect, this.near, this.far );

	}

};

THREE.PerspectiveCamera.prototype.copy = function ( source ) {
	
	THREE.Camera.prototype.copy.call( this, source );
	
	this.fov = source.fov;
	this.aspect = source.aspect;
	this.near = source.near;
	this.far = source.far;
	
	this.zoom = source.zoom;
	
	return this;
		
};

THREE.PerspectiveCamera.prototype.toJSON = function ( meta ) {

	var data = THREE.Object3D.prototype.toJSON.call( this, meta );

	data.object.zoom = this.zoom;
	data.object.fov = this.fov;
	data.object.aspect = this.aspect;
	data.object.near = this.near;
	data.object.far = this.far;

	return data;

};

// File:src/lights/Light.js

/**
 * @author mrdoob / http://mrdoob.com/
 * @author alteredq / http://alteredqualia.com/
 */

THREE.Light = function ( color ) {

	THREE.Object3D.call( this );

	this.type = 'Light';

	this.color = new THREE.Color( color );

	this.receiveShadow = undefined;

};

THREE.Light.prototype = Object.create( THREE.Object3D.prototype );
THREE.Light.prototype.constructor = THREE.Light;

Object.defineProperties( THREE.Light.prototype, {
	onlyShadow: {
		set: function ( value ) {
			console.warn( 'THREE.Light: .onlyShadow has been removed.' );
		}
	},
	shadowCameraFov: {
		set: function ( value ) {
			this.shadow.camera.fov = value;
		}
	},
	shadowCameraLeft: {
		set: function ( value ) {
			this.shadow.camera.left = value;
		}
	},
	shadowCameraRight: {
		set: function ( value ) {
			this.shadow.camera.right = value;
		}
	},
	shadowCameraTop: {
		set: function ( value ) {
			this.shadow.camera.top = value;
		}
	},
	shadowCameraBottom: {
		set: function ( value ) {
			this.shadow.camera.bottom = value;
		}
	},
	shadowCameraNear: {
		set: function ( value ) {
			this.shadow.camera.near = value;
		}
	},
	shadowCameraFar: {
		set: function ( value ) {
			this.shadow.camera.far = value;
		}
	},
	shadowCameraVisible: {
		set: function ( value ) {
			console.warn( 'THREE.Light: .shadowCameraVisible has been removed. Use new THREE.CameraHelper( light.shadow ) instead.' );
		}
	},
	shadowBias: {
		set: function ( value ) {
			this.shadow.bias = value;
		}
	},
	shadowDarkness: {
		set: function ( value ) {
			this.shadow.darkness = value;
		}
	},
	shadowMapWidth: {
		set: function ( value ) {
			this.shadow.mapSize.width = value;
		}
	},
	shadowMapHeight: {
		set: function ( value ) {
			this.shadow.mapSize.height = value;
		}
	}
} );

THREE.Light.prototype.copy = function ( source ) {

	THREE.Object3D.prototype.copy.call( this, source );

	this.color.copy( source.color );

	return this;

};

THREE.Light.prototype.toJSON = function ( meta ) {

	var data = THREE.Object3D.prototype.toJSON.call( this, meta );

	data.object.color = this.color.getHex();
	if ( this.groundColor !== undefined ) data.object.groundColor = this.groundColor.getHex();

	if ( this.intensity !== undefined ) data.object.intensity = this.intensity;
	if ( this.distance !== undefined ) data.object.distance = this.distance;
	if ( this.angle !== undefined ) data.object.angle = this.angle;
	if ( this.decay !== undefined ) data.object.decay = this.decay;
	if ( this.exponent !== undefined ) data.object.exponent = this.exponent;

	return data;

};

// File:src/lights/LightShadow.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.LightShadow = function ( camera ) {

	this.camera = camera;

	this.bias = 0;
	this.darkness = 1;

	this.mapSize = new THREE.Vector2( 512, 512 );

	this.map = null;
	this.matrix = null;

};

THREE.LightShadow.prototype = {

	constructor: THREE.LightShadow,

	copy: function ( source ) {

		this.camera = source.camera.clone();

		this.bias = source.bias;
		this.darkness = source.darkness;

		this.mapSize.copy( source.mapSize );

	},

	clone: function () {

		return new this.constructor().copy( this );

	}

};

// File:src/lights/AmbientLight.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.AmbientLight = function ( color ) {

	THREE.Light.call( this, color );

	this.type = 'AmbientLight';

	this.castShadow = undefined;

};

THREE.AmbientLight.prototype = Object.create( THREE.Light.prototype );
THREE.AmbientLight.prototype.constructor = THREE.AmbientLight;

// File:src/lights/DirectionalLight.js

/**
 * @author mrdoob / http://mrdoob.com/
 * @author alteredq / http://alteredqualia.com/
 */

THREE.DirectionalLight = function ( color, intensity ) {

	THREE.Light.call( this, color );

	this.type = 'DirectionalLight';

	this.position.set( 0, 1, 0 );
	this.updateMatrix();

	this.target = new THREE.Object3D();

	this.intensity = ( intensity !== undefined ) ? intensity : 1;

	this.shadow = new THREE.LightShadow( new THREE.OrthographicCamera( - 500, 500, 500, - 500, 50, 5000 ) );

};

THREE.DirectionalLight.prototype = Object.create( THREE.Light.prototype );
THREE.DirectionalLight.prototype.constructor = THREE.DirectionalLight;

THREE.DirectionalLight.prototype.copy = function ( source ) {

	THREE.Light.prototype.copy.call( this, source );

	this.intensity = source.intensity;
	this.target = source.target.clone();

	this.shadow = source.shadow.clone();

	return this;

};

// File:src/lights/HemisphereLight.js

/**
 * @author alteredq / http://alteredqualia.com/
 */

THREE.HemisphereLight = function ( skyColor, groundColor, intensity ) {

	THREE.Light.call( this, skyColor );

	this.type = 'HemisphereLight';

	this.castShadow = undefined;

	this.position.set( 0, 1, 0 );
	this.updateMatrix();

	this.groundColor = new THREE.Color( groundColor );
	this.intensity = ( intensity !== undefined ) ? intensity : 1;

};

THREE.HemisphereLight.prototype = Object.create( THREE.Light.prototype );
THREE.HemisphereLight.prototype.constructor = THREE.HemisphereLight;

THREE.HemisphereLight.prototype.copy = function ( source ) {

	THREE.Light.prototype.copy.call( this, source );

	this.groundColor.copy( source.groundColor );
	this.intensity = source.intensity;

	return this;

};

// File:src/lights/PointLight.js

/**
 * @author mrdoob / http://mrdoob.com/
 */


THREE.PointLight = function ( color, intensity, distance, decay ) {

	THREE.Light.call( this, color );

	this.type = 'PointLight';

	this.intensity = ( intensity !== undefined ) ? intensity : 1;
	this.distance = ( distance !== undefined ) ? distance : 0;
	this.decay = ( decay !== undefined ) ? decay : 1;	// for physically correct lights, should be 2.

	this.shadow = new THREE.LightShadow( new THREE.PerspectiveCamera( 90, 1, 1, 500 ) );

};

THREE.PointLight.prototype = Object.create( THREE.Light.prototype );
THREE.PointLight.prototype.constructor = THREE.PointLight;

THREE.PointLight.prototype.copy = function ( source ) {

	THREE.Light.prototype.copy.call( this, source );

	this.intensity = source.intensity;
	this.distance = source.distance;
	this.decay = source.decay;

	this.shadow = source.shadow.clone();

	return this;

};

// File:src/lights/SpotLight.js

/**
 * @author alteredq / http://alteredqualia.com/
 */

THREE.SpotLight = function ( color, intensity, distance, angle, exponent, decay ) {

	THREE.Light.call( this, color );

	this.type = 'SpotLight';

	this.position.set( 0, 1, 0 );
	this.updateMatrix();

	this.target = new THREE.Object3D();

	this.intensity = ( intensity !== undefined ) ? intensity : 1;
	this.distance = ( distance !== undefined ) ? distance : 0;
	this.angle = ( angle !== undefined ) ? angle : Math.PI / 3;
	this.exponent = ( exponent !== undefined ) ? exponent : 10;
	this.decay = ( decay !== undefined ) ? decay : 1;	// for physically correct lights, should be 2.

	this.shadow = new THREE.LightShadow( new THREE.PerspectiveCamera( 50, 1, 50, 5000 ) );

};

THREE.SpotLight.prototype = Object.create( THREE.Light.prototype );
THREE.SpotLight.prototype.constructor = THREE.SpotLight;

THREE.SpotLight.prototype.copy = function ( source ) {

	THREE.Light.prototype.copy.call( this, source );

	this.intensity = source.intensity;
	this.distance = source.distance;
	this.angle = source.angle;
	this.exponent = source.exponent;
	this.decay = source.decay;

	this.target = source.target.clone();

	this.shadow = source.shadow.clone();

	return this;

};

// File:src/loaders/Cache.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.Cache = {

	enabled: false,

	files: {},

	add: function ( key, file ) {

		if ( this.enabled === false ) return;

		// console.log( 'THREE.Cache', 'Adding key:', key );

		this.files[ key ] = file;

	},

	get: function ( key ) {

		if ( this.enabled === false ) return;

		// console.log( 'THREE.Cache', 'Checking key:', key );

		return this.files[ key ];

	},

	remove: function ( key ) {

		delete this.files[ key ];

	},

	clear: function () {

		this.files = {};

	}

};

// File:src/loaders/Loader.js

/**
 * @author alteredq / http://alteredqualia.com/
 */

THREE.Loader = function () {

	this.onLoadStart = function () {};
	this.onLoadProgress = function () {};
	this.onLoadComplete = function () {};

};

THREE.Loader.prototype = {

	constructor: THREE.Loader,

	crossOrigin: undefined,

	extractUrlBase: function ( url ) {

		var parts = url.split( '/' );

		if ( parts.length === 1 ) return './';

		parts.pop();

		return parts.join( '/' ) + '/';

	},

	initMaterials: function ( materials, texturePath, crossOrigin ) {

		var array = [];

		for ( var i = 0; i < materials.length; ++ i ) {

			array[ i ] = this.createMaterial( materials[ i ], texturePath, crossOrigin );

		}

		return array;

	},

	createMaterial: ( function () {

		var color, textureLoader, materialLoader;

		return function ( m, texturePath, crossOrigin ) {

			if ( color === undefined ) color = new THREE.Color();
			if ( textureLoader === undefined ) textureLoader = new THREE.TextureLoader();
			if ( materialLoader === undefined ) materialLoader = new THREE.MaterialLoader();

			// convert from old material format

			var textures = {};

			function loadTexture( path, repeat, offset, wrap, anisotropy ) {

				var fullPath = texturePath + path;
				var loader = THREE.Loader.Handlers.get( fullPath );

				var texture;

				if ( loader !== null ) {

					texture = loader.load( fullPath );

				} else {

					textureLoader.setCrossOrigin( crossOrigin );
					texture = textureLoader.load( fullPath );

				}

				if ( repeat !== undefined ) {

					texture.repeat.fromArray( repeat );

					if ( repeat[ 0 ] !== 1 ) texture.wrapS = THREE.RepeatWrapping;
					if ( repeat[ 1 ] !== 1 ) texture.wrapT = THREE.RepeatWrapping;

				}

				if ( offset !== undefined ) {

					texture.offset.fromArray( offset );

				}

				if ( wrap !== undefined ) {

					if ( wrap[ 0 ] === 'repeat' ) texture.wrapS = THREE.RepeatWrapping;
					if ( wrap[ 0 ] === 'mirror' ) texture.wrapS = THREE.MirroredRepeatWrapping;

					if ( wrap[ 1 ] === 'repeat' ) texture.wrapT = THREE.RepeatWrapping;
					if ( wrap[ 1 ] === 'mirror' ) texture.wrapT = THREE.MirroredRepeatWrapping;

				}

				if ( anisotropy !== undefined ) {

					texture.anisotropy = anisotropy;

				}

				var uuid = THREE.Math.generateUUID();

				textures[ uuid ] = texture;

				return uuid;

			}

			//

			var json = {
				uuid: THREE.Math.generateUUID(),
				type: 'MeshLambertMaterial'
			};

			for ( var name in m ) {

				var value = m[ name ];

				switch ( name ) {
					case 'DbgColor':
						json.color = value;
						break;
					case 'DbgIndex':
					case 'opticalDensity':
					case 'illumination':
						// These were never supported
						break;
					case 'DbgName':
						json.name = value;
						break;
					case 'blending':
						json.blending = THREE[ value ];
						break;
					case 'colorDiffuse':
						json.color = color.fromArray( value ).getHex();
						break;
					case 'colorSpecular':
						json.specular = color.fromArray( value ).getHex();
						break;
					case 'colorEmissive':
						json.emissive = color.fromArray( value ).getHex();
						break;
					case 'specularCoef':
						json.shininess = value;
						break;
					case 'shading':
						if ( value.toLowerCase() === 'basic' ) json.type = 'MeshBasicMaterial';
						if ( value.toLowerCase() === 'phong' ) json.type = 'MeshPhongMaterial';
						break;
					case 'mapDiffuse':
						json.map = loadTexture( value, m.mapDiffuseRepeat, m.mapDiffuseOffset, m.mapDiffuseWrap, m.mapDiffuseAnisotropy );
						break;
					case 'mapDiffuseRepeat':
					case 'mapDiffuseOffset':
					case 'mapDiffuseWrap':
					case 'mapDiffuseAnisotropy':
						break;
					case 'mapLight':
						json.lightMap = loadTexture( value, m.mapLightRepeat, m.mapLightOffset, m.mapLightWrap, m.mapLightAnisotropy );
						break;
					case 'mapLightRepeat':
					case 'mapLightOffset':
					case 'mapLightWrap':
					case 'mapLightAnisotropy':
						break;
					case 'mapAO':
						json.aoMap = loadTexture( value, m.mapAORepeat, m.mapAOOffset, m.mapAOWrap, m.mapAOAnisotropy );
						break;
					case 'mapAORepeat':
					case 'mapAOOffset':
					case 'mapAOWrap':
					case 'mapAOAnisotropy':
						break;
					case 'mapBump':
						json.bumpMap = loadTexture( value, m.mapBumpRepeat, m.mapBumpOffset, m.mapBumpWrap, m.mapBumpAnisotropy );
						break;
					case 'mapBumpScale':
						json.bumpScale = value;
						break;
					case 'mapBumpRepeat':
					case 'mapBumpOffset':
					case 'mapBumpWrap':
					case 'mapBumpAnisotropy':
						break;
					case 'mapNormal':
						json.normalMap = loadTexture( value, m.mapNormalRepeat, m.mapNormalOffset, m.mapNormalWrap, m.mapNormalAnisotropy );
						break;
					case 'mapNormalFactor':
						json.normalScale = [ value, value ];
						break;
					case 'mapNormalRepeat':
					case 'mapNormalOffset':
					case 'mapNormalWrap':
					case 'mapNormalAnisotropy':
						break;
					case 'mapSpecular':
						json.specularMap = loadTexture( value, m.mapSpecularRepeat, m.mapSpecularOffset, m.mapSpecularWrap, m.mapSpecularAnisotropy );
						break;
					case 'mapSpecularRepeat':
					case 'mapSpecularOffset':
					case 'mapSpecularWrap':
					case 'mapSpecularAnisotropy':
						break;
					case 'mapAlpha':
						json.alphaMap = loadTexture( value, m.mapAlphaRepeat, m.mapAlphaOffset, m.mapAlphaWrap, m.mapAlphaAnisotropy );
						break;
					case 'mapAlphaRepeat':
					case 'mapAlphaOffset':
					case 'mapAlphaWrap':
					case 'mapAlphaAnisotropy':
						break;
					case 'flipSided':
						json.side = THREE.BackSide;
						break;
					case 'doubleSided':
						json.side = THREE.DoubleSide;
						break;
					case 'transparency':
						console.warn( 'THREE.Loader: transparency has been renamed to opacity' );
						json.opacity = value;
						break;
					case 'opacity':
					case 'transparent':
					case 'depthTest':
					case 'depthWrite':
					case 'transparent':
					case 'visible':
					case 'wireframe':
						json[ name ] = value;
						break;
					case 'vertexColors':
						if ( value === true ) json.vertexColors = THREE.VertexColors;
						if ( value === 'face' ) json.vertexColors = THREE.FaceColors;
						break;
					default:
						console.error( 'Loader.createMaterial: Unsupported', name, value );
						break;
				}

			}

			if ( json.type !== 'MeshPhongMaterial' ) delete json.specular;
			if ( json.opacity < 1 ) json.transparent = true;

			materialLoader.setTextures( textures );

			return materialLoader.parse( json );

		};

	} )()

};

THREE.Loader.Handlers = {

	handlers: [],

	add: function ( regex, loader ) {

		this.handlers.push( regex, loader );

	},

	get: function ( file ) {

		var handlers = this.handlers;

		for ( var i = 0, l = handlers.length; i < l; i += 2 ) {

			var regex = handlers[ i ];
			var loader  = handlers[ i + 1 ];

			if ( regex.test( file ) ) {

				return loader;

			}

		}

		return null;

	}

};

// File:src/loaders/XHRLoader.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.XHRLoader = function ( manager ) {

	this.manager = ( manager !== undefined ) ? manager : THREE.DefaultLoadingManager;

};

THREE.XHRLoader.prototype = {

	constructor: THREE.XHRLoader,

	load: function ( url, onLoad, onProgress, onError ) {

		var scope = this;

		var cached = THREE.Cache.get( url );

		if ( cached !== undefined ) {

			if ( onLoad ) {

				setTimeout( function () {

					onLoad( cached );

				}, 0 );

			}

			return cached;

		}

		var request = new XMLHttpRequest();
		request.open( 'GET', url, true );

		request.addEventListener( 'load', function ( event ) {

			var response = event.target.response;

			THREE.Cache.add( url, response );

			if ( onLoad ) onLoad( response );

			scope.manager.itemEnd( url );

		}, false );

		if ( onProgress !== undefined ) {

			request.addEventListener( 'progress', function ( event ) {

				onProgress( event );

			}, false );

		}

		request.addEventListener( 'error', function ( event ) {

			if ( onError ) onError( event );

			scope.manager.itemError( url );

		}, false );

		if ( this.crossOrigin !== undefined ) request.crossOrigin = this.crossOrigin;
		if ( this.responseType !== undefined ) request.responseType = this.responseType;
		if ( this.withCredentials !== undefined ) request.withCredentials = this.withCredentials;

		request.send( null );

		scope.manager.itemStart( url );

		return request;

	},

	setResponseType: function ( value ) {

		this.responseType = value;

	},

	setCrossOrigin: function ( value ) {

		this.crossOrigin = value;

	},

	setWithCredentials: function ( value ) {

		this.withCredentials = value;

	}

};

// File:src/loaders/ImageLoader.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.ImageLoader = function ( manager ) {

	this.manager = ( manager !== undefined ) ? manager : THREE.DefaultLoadingManager;

};

THREE.ImageLoader.prototype = {

	constructor: THREE.ImageLoader,

	load: function ( url, onLoad, onProgress, onError ) {

		var scope = this;

		var cached = THREE.Cache.get( url );

		if ( cached !== undefined ) {

			scope.manager.itemStart( url );

			if ( onLoad ) {

				setTimeout( function () {

					onLoad( cached );

					scope.manager.itemEnd( url );

				}, 0 );

			} else {

				scope.manager.itemEnd( url );

			}

			return cached;

		}

		var image = document.createElement( 'img' );

		image.addEventListener( 'load', function ( event ) {

			THREE.Cache.add( url, this );

			if ( onLoad ) onLoad( this );

			scope.manager.itemEnd( url );

		}, false );

		if ( onProgress !== undefined ) {

			image.addEventListener( 'progress', function ( event ) {

				onProgress( event );

			}, false );

		}

		image.addEventListener( 'error', function ( event ) {

			if ( onError ) onError( event );

			scope.manager.itemError( url );

		}, false );

		if ( this.crossOrigin !== undefined ) image.crossOrigin = this.crossOrigin;

		scope.manager.itemStart( url );

		image.src = url;

		return image;

	},

	setCrossOrigin: function ( value ) {

		this.crossOrigin = value;

	}

};

// File:src/loaders/JSONLoader.js

/**
 * @author mrdoob / http://mrdoob.com/
 * @author alteredq / http://alteredqualia.com/
 */

THREE.JSONLoader = function ( manager ) {

	if ( typeof manager === 'boolean' ) {

		console.warn( 'THREE.JSONLoader: showStatus parameter has been removed from constructor.' );
		manager = undefined;

	}

	this.manager = ( manager !== undefined ) ? manager : THREE.DefaultLoadingManager;

	this.withCredentials = false;

};

THREE.JSONLoader.prototype = {

	constructor: THREE.JSONLoader,

	// Deprecated

	get statusDomElement () {

		if ( this._statusDomElement === undefined ) {

			this._statusDomElement = document.createElement( 'div' );

		}

		console.warn( 'THREE.JSONLoader: .statusDomElement has been removed.' );
		return this._statusDomElement;

	},

	load: function( url, onLoad, onProgress, onError ) {

		var scope = this;

		var texturePath = this.texturePath && ( typeof this.texturePath === "string" ) ? this.texturePath : THREE.Loader.prototype.extractUrlBase( url );

		var loader = new THREE.XHRLoader( this.manager );
		loader.setCrossOrigin( this.crossOrigin );
		loader.setWithCredentials( this.withCredentials );
		loader.load( url, function ( text ) {

			var json = JSON.parse( text );
			var metadata = json.metadata;

			if ( metadata !== undefined ) {

				if ( metadata.type === 'object' ) {

					console.error( 'THREE.JSONLoader: ' + url + ' should be loaded with THREE.ObjectLoader instead.' );
					return;

				}

				if ( metadata.type === 'scene' ) {

					console.error( 'THREE.JSONLoader: ' + url + ' should be loaded with THREE.SceneLoader instead.' );
					return;

				}

			}

			var object = scope.parse( json, texturePath );
			onLoad( object.geometry, object.materials );

		} );

	},

	setCrossOrigin: function ( value ) {

		this.crossOrigin = value;

	},

	setTexturePath: function ( value ) {

		this.texturePath = value;

	},

	parse: function ( json, texturePath ) {

		var geometry = new THREE.Geometry(),
		scale = ( json.scale !== undefined ) ? 1.0 / json.scale : 1.0;

		parseModel( scale );

		parseSkin();
		parseMorphing( scale );
		parseAnimations();

		geometry.computeFaceNormals();
		geometry.computeBoundingSphere();

		function parseModel( scale ) {

			function isBitSet( value, position ) {

				return value & ( 1 << position );

			}

			var i, j, fi,

			offset, zLength,

		colorIndex, normalIndex, uvIndex, materialIndex,

			type,
			isQuad,
			hasMaterial,
			hasFaceVertexUv,
			hasFaceNormal, hasFaceVertexNormal,
			hasFaceColor, hasFaceVertexColor,

		vertex, face, faceA, faceB, hex, normal,

			uvLayer, uv, u, v,

			faces = json.faces,
			vertices = json.vertices,
			normals = json.normals,
			colors = json.colors,

			nUvLayers = 0;

			if ( json.uvs !== undefined ) {

				// disregard empty arrays

				for ( i = 0; i < json.uvs.length; i ++ ) {

					if ( json.uvs[ i ].length ) nUvLayers ++;

				}

				for ( i = 0; i < nUvLayers; i ++ ) {

					geometry.faceVertexUvs[ i ] = [];

				}

			}

			offset = 0;
			zLength = vertices.length;

			while ( offset < zLength ) {

				vertex = new THREE.Vector3();

				vertex.x = vertices[ offset ++ ] * scale;
				vertex.y = vertices[ offset ++ ] * scale;
				vertex.z = vertices[ offset ++ ] * scale;

				geometry.vertices.push( vertex );

			}

			offset = 0;
			zLength = faces.length;

			while ( offset < zLength ) {

				type = faces[ offset ++ ];


				isQuad              = isBitSet( type, 0 );
				hasMaterial         = isBitSet( type, 1 );
				hasFaceVertexUv     = isBitSet( type, 3 );
				hasFaceNormal       = isBitSet( type, 4 );
				hasFaceVertexNormal = isBitSet( type, 5 );
				hasFaceColor	     = isBitSet( type, 6 );
				hasFaceVertexColor  = isBitSet( type, 7 );

				// console.log("type", type, "bits", isQuad, hasMaterial, hasFaceVertexUv, hasFaceNormal, hasFaceVertexNormal, hasFaceColor, hasFaceVertexColor);

				if ( isQuad ) {

					faceA = new THREE.Face3();
					faceA.a = faces[ offset ];
					faceA.b = faces[ offset + 1 ];
					faceA.c = faces[ offset + 3 ];

					faceB = new THREE.Face3();
					faceB.a = faces[ offset + 1 ];
					faceB.b = faces[ offset + 2 ];
					faceB.c = faces[ offset + 3 ];

					offset += 4;

					if ( hasMaterial ) {

						materialIndex = faces[ offset ++ ];
						faceA.materialIndex = materialIndex;
						faceB.materialIndex = materialIndex;

					}

					// to get face <=> uv index correspondence

					fi = geometry.faces.length;

					if ( hasFaceVertexUv ) {

						for ( i = 0; i < nUvLayers; i ++ ) {

							uvLayer = json.uvs[ i ];

							geometry.faceVertexUvs[ i ][ fi ] = [];
							geometry.faceVertexUvs[ i ][ fi + 1 ] = [];

							for ( j = 0; j < 4; j ++ ) {

								uvIndex = faces[ offset ++ ];

								u = uvLayer[ uvIndex * 2 ];
								v = uvLayer[ uvIndex * 2 + 1 ];

								uv = new THREE.Vector2( u, v );

								if ( j !== 2 ) geometry.faceVertexUvs[ i ][ fi ].push( uv );
								if ( j !== 0 ) geometry.faceVertexUvs[ i ][ fi + 1 ].push( uv );

							}

						}

					}

					if ( hasFaceNormal ) {

						normalIndex = faces[ offset ++ ] * 3;

						faceA.normal.set(
							normals[ normalIndex ++ ],
							normals[ normalIndex ++ ],
							normals[ normalIndex ]
						);

						faceB.normal.copy( faceA.normal );

					}

					if ( hasFaceVertexNormal ) {

						for ( i = 0; i < 4; i ++ ) {

							normalIndex = faces[ offset ++ ] * 3;

							normal = new THREE.Vector3(
								normals[ normalIndex ++ ],
								normals[ normalIndex ++ ],
								normals[ normalIndex ]
							);


							if ( i !== 2 ) faceA.vertexNormals.push( normal );
							if ( i !== 0 ) faceB.vertexNormals.push( normal );

						}

					}


					if ( hasFaceColor ) {

						colorIndex = faces[ offset ++ ];
						hex = colors[ colorIndex ];

						faceA.color.setHex( hex );
						faceB.color.setHex( hex );

					}


					if ( hasFaceVertexColor ) {

						for ( i = 0; i < 4; i ++ ) {

							colorIndex = faces[ offset ++ ];
							hex = colors[ colorIndex ];

							if ( i !== 2 ) faceA.vertexColors.push( new THREE.Color( hex ) );
							if ( i !== 0 ) faceB.vertexColors.push( new THREE.Color( hex ) );

						}

					}

					geometry.faces.push( faceA );
					geometry.faces.push( faceB );

				} else {

					face = new THREE.Face3();
					face.a = faces[ offset ++ ];
					face.b = faces[ offset ++ ];
					face.c = faces[ offset ++ ];

					if ( hasMaterial ) {

						materialIndex = faces[ offset ++ ];
						face.materialIndex = materialIndex;

					}

					// to get face <=> uv index correspondence

					fi = geometry.faces.length;

					if ( hasFaceVertexUv ) {

						for ( i = 0; i < nUvLayers; i ++ ) {

							uvLayer = json.uvs[ i ];

							geometry.faceVertexUvs[ i ][ fi ] = [];

							for ( j = 0; j < 3; j ++ ) {

								uvIndex = faces[ offset ++ ];

								u = uvLayer[ uvIndex * 2 ];
								v = uvLayer[ uvIndex * 2 + 1 ];

								uv = new THREE.Vector2( u, v );

								geometry.faceVertexUvs[ i ][ fi ].push( uv );

							}

						}

					}

					if ( hasFaceNormal ) {

						normalIndex = faces[ offset ++ ] * 3;

						face.normal.set(
							normals[ normalIndex ++ ],
							normals[ normalIndex ++ ],
							normals[ normalIndex ]
						);

					}

					if ( hasFaceVertexNormal ) {

						for ( i = 0; i < 3; i ++ ) {

							normalIndex = faces[ offset ++ ] * 3;

							normal = new THREE.Vector3(
								normals[ normalIndex ++ ],
								normals[ normalIndex ++ ],
								normals[ normalIndex ]
							);

							face.vertexNormals.push( normal );

						}

					}


					if ( hasFaceColor ) {

						colorIndex = faces[ offset ++ ];
						face.color.setHex( colors[ colorIndex ] );

					}


					if ( hasFaceVertexColor ) {

						for ( i = 0; i < 3; i ++ ) {

							colorIndex = faces[ offset ++ ];
							face.vertexColors.push( new THREE.Color( colors[ colorIndex ] ) );

						}

					}

					geometry.faces.push( face );

				}

			}

		};

		function parseSkin() {

			var influencesPerVertex = ( json.influencesPerVertex !== undefined ) ? json.influencesPerVertex : 2;

			if ( json.skinWeights ) {

				for ( var i = 0, l = json.skinWeights.length; i < l; i += influencesPerVertex ) {

					var x =                               json.skinWeights[ i ];
					var y = ( influencesPerVertex > 1 ) ? json.skinWeights[ i + 1 ] : 0;
					var z = ( influencesPerVertex > 2 ) ? json.skinWeights[ i + 2 ] : 0;
					var w = ( influencesPerVertex > 3 ) ? json.skinWeights[ i + 3 ] : 0;

					geometry.skinWeights.push( new THREE.Vector4( x, y, z, w ) );

				}

			}

			if ( json.skinIndices ) {

				for ( var i = 0, l = json.skinIndices.length; i < l; i += influencesPerVertex ) {

					var a =                               json.skinIndices[ i ];
					var b = ( influencesPerVertex > 1 ) ? json.skinIndices[ i + 1 ] : 0;
					var c = ( influencesPerVertex > 2 ) ? json.skinIndices[ i + 2 ] : 0;
					var d = ( influencesPerVertex > 3 ) ? json.skinIndices[ i + 3 ] : 0;

					geometry.skinIndices.push( new THREE.Vector4( a, b, c, d ) );

				}

			}

			geometry.bones = json.bones;

			if ( geometry.bones && geometry.bones.length > 0 && ( geometry.skinWeights.length !== geometry.skinIndices.length || geometry.skinIndices.length !== geometry.vertices.length ) ) {

				console.warn( 'When skinning, number of vertices (' + geometry.vertices.length + '), skinIndices (' +
					geometry.skinIndices.length + '), and skinWeights (' + geometry.skinWeights.length + ') should match.' );

			}

		};

		function parseMorphing( scale ) {

			if ( json.morphTargets !== undefined ) {

				for ( var i = 0, l = json.morphTargets.length; i < l; i ++ ) {

					geometry.morphTargets[ i ] = {};
					geometry.morphTargets[ i ].name = json.morphTargets[ i ].name;
					geometry.morphTargets[ i ].vertices = [];

					var dstVertices = geometry.morphTargets[ i ].vertices;
					var srcVertices = json.morphTargets[ i ].vertices;

					for ( var v = 0, vl = srcVertices.length; v < vl; v += 3 ) {

						var vertex = new THREE.Vector3();
						vertex.x = srcVertices[ v ] * scale;
						vertex.y = srcVertices[ v + 1 ] * scale;
						vertex.z = srcVertices[ v + 2 ] * scale;

						dstVertices.push( vertex );

					}

				}

			}

			if ( json.morphColors !== undefined && json.morphColors.length > 0 ) {

				console.warn( 'THREE.JSONLoader: "morphColors" no longer supported. Using them as face colors.' );

				var faces = geometry.faces;
				var morphColors = json.morphColors[ 0 ].colors;

				for ( var i = 0, l = faces.length; i < l; i ++ ) {

					faces[ i ].color.fromArray( morphColors, i * 3 );

				}

			}

		}

		function parseAnimations() {

			var outputAnimations = [];

			// parse old style Bone/Hierarchy animations
			var animations = [];
			if ( json.animation !== undefined ) {
				animations.push( json.animation );
			}
			if ( json.animations !== undefined ) {
				if ( json.animations.length ) {
					animations = animations.concat( json.animations );
				} else {
					animations.push( json.animations );
				}
			}

			for ( var i = 0; i < animations.length; i ++ ) {

				var clip = THREE.AnimationClip.parseAnimation( animations[i], geometry.bones );
				if ( clip ) outputAnimations.push( clip );

			}

			// parse implicit morph animations
			if ( geometry.morphTargets ) {

				// TODO: Figure out what an appropraite FPS is for morph target animations -- defaulting to 10, but really it is completely arbitrary.
				var morphAnimationClips = THREE.AnimationClip.CreateClipsFromMorphTargetSequences( geometry.morphTargets, 10 );
				outputAnimations = outputAnimations.concat( morphAnimationClips );

			}

			if ( outputAnimations.length > 0 ) geometry.animations = outputAnimations;

		};

		if ( json.materials === undefined || json.materials.length === 0 ) {

			return { geometry: geometry };

		} else {

			var materials = THREE.Loader.prototype.initMaterials( json.materials, texturePath, this.crossOrigin );

			return { geometry: geometry, materials: materials };

		}

	}

};

// File:src/loaders/LoadingManager.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.LoadingManager = function ( onLoad, onProgress, onError ) {

	var scope = this;

	var isLoading = false, itemsLoaded = 0, itemsTotal = 0;

	this.onStart = undefined;
	this.onLoad = onLoad;
	this.onProgress = onProgress;
	this.onError = onError;

	this.itemStart = function ( url ) {

		itemsTotal ++;

		if ( isLoading === false ) {

			if ( scope.onStart !== undefined ) {

				scope.onStart( url, itemsLoaded, itemsTotal );

			}

		}

		isLoading = true;

	};

	this.itemEnd = function ( url ) {

		itemsLoaded ++;

		if ( scope.onProgress !== undefined ) {

			scope.onProgress( url, itemsLoaded, itemsTotal );

		}

		if ( itemsLoaded === itemsTotal ) {

			isLoading = false;

			if ( scope.onLoad !== undefined ) {

				scope.onLoad();

			}

		}

	};

	this.itemError = function ( url ) {

		if ( scope.onError !== undefined ) {

			scope.onError( url );

		}

	};

};

THREE.DefaultLoadingManager = new THREE.LoadingManager();

// File:src/loaders/BufferGeometryLoader.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.BufferGeometryLoader = function ( manager ) {

	this.manager = ( manager !== undefined ) ? manager : THREE.DefaultLoadingManager;

};

THREE.BufferGeometryLoader.prototype = {

	constructor: THREE.BufferGeometryLoader,

	load: function ( url, onLoad, onProgress, onError ) {

		var scope = this;

		var loader = new THREE.XHRLoader( scope.manager );
		loader.setCrossOrigin( this.crossOrigin );
		loader.load( url, function ( text ) {

			onLoad( scope.parse( JSON.parse( text ) ) );

		}, onProgress, onError );

	},

	setCrossOrigin: function ( value ) {

		this.crossOrigin = value;

	},

	parse: function ( json ) {

		var geometry = new THREE.BufferGeometry();

		var index = json.data.index;

		if ( index !== undefined ) {

			var typedArray = new self[ index.type ]( index.array );
			geometry.setIndex( new THREE.BufferAttribute( typedArray, 1 ) );

		}

		var attributes = json.data.attributes;

		for ( var key in attributes ) {

			var attribute = attributes[ key ];
			var typedArray = new self[ attribute.type ]( attribute.array );

			geometry.addAttribute( key, new THREE.BufferAttribute( typedArray, attribute.itemSize ) );

		}

		var groups = json.data.groups || json.data.drawcalls || json.data.offsets;

		if ( groups !== undefined ) {

			for ( var i = 0, n = groups.length; i !== n; ++ i ) {

				var group = groups[ i ];

				geometry.addGroup( group.start, group.count );

			}

		}

		var boundingSphere = json.data.boundingSphere;

		if ( boundingSphere !== undefined ) {

			var center = new THREE.Vector3();

			if ( boundingSphere.center !== undefined ) {

				center.fromArray( boundingSphere.center );

			}

			geometry.boundingSphere = new THREE.Sphere( center, boundingSphere.radius );

		}

		return geometry;

	}

};

// File:src/loaders/MaterialLoader.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.MaterialLoader = function ( manager ) {

	this.manager = ( manager !== undefined ) ? manager : THREE.DefaultLoadingManager;
	this.textures = {};

};

THREE.MaterialLoader.prototype = {

	constructor: THREE.MaterialLoader,

	load: function ( url, onLoad, onProgress, onError ) {

		var scope = this;

		var loader = new THREE.XHRLoader( scope.manager );
		loader.setCrossOrigin( this.crossOrigin );
		loader.load( url, function ( text ) {

			onLoad( scope.parse( JSON.parse( text ) ) );

		}, onProgress, onError );

	},

	setCrossOrigin: function ( value ) {

		this.crossOrigin = value;

	},

	setTextures: function ( value ) {

		this.textures = value;

	},

	getTexture: function ( name ) {

		var textures = this.textures;

		if ( textures[ name ] === undefined ) {

			console.warn( 'THREE.MaterialLoader: Undefined texture', name );

		}

		return textures[ name ];

	},

	parse: function ( json ) {

		var material = new THREE[ json.type ];
		material.uuid = json.uuid;

		if ( json.name !== undefined ) material.name = json.name;
		if ( json.color !== undefined ) material.color.setHex( json.color );
		if ( json.emissive !== undefined ) material.emissive.setHex( json.emissive );
		if ( json.specular !== undefined ) material.specular.setHex( json.specular );
		if ( json.shininess !== undefined ) material.shininess = json.shininess;
		if ( json.uniforms !== undefined ) material.uniforms = json.uniforms;
		if ( json.vertexShader !== undefined ) material.vertexShader = json.vertexShader;
		if ( json.fragmentShader !== undefined ) material.fragmentShader = json.fragmentShader;
		if ( json.vertexColors !== undefined ) material.vertexColors = json.vertexColors;
		if ( json.shading !== undefined ) material.shading = json.shading;
		if ( json.blending !== undefined ) material.blending = json.blending;
		if ( json.side !== undefined ) material.side = json.side;
		if ( json.opacity !== undefined ) material.opacity = json.opacity;
		if ( json.transparent !== undefined ) material.transparent = json.transparent;
		if ( json.alphaTest !== undefined ) material.alphaTest = json.alphaTest;
		if ( json.depthTest !== undefined ) material.depthTest = json.depthTest;
		if ( json.depthWrite !== undefined ) material.depthWrite = json.depthWrite;
		if ( json.wireframe !== undefined ) material.wireframe = json.wireframe;
		if ( json.wireframeLinewidth !== undefined ) material.wireframeLinewidth = json.wireframeLinewidth;

		// for PointsMaterial
		if ( json.size !== undefined ) material.size = json.size;
		if ( json.sizeAttenuation !== undefined ) material.sizeAttenuation = json.sizeAttenuation;

		// maps

		if ( json.map !== undefined ) material.map = this.getTexture( json.map );

		if ( json.alphaMap !== undefined ) {

			material.alphaMap = this.getTexture( json.alphaMap );
			material.transparent = true;

		}

		if ( json.bumpMap !== undefined ) material.bumpMap = this.getTexture( json.bumpMap );
		if ( json.bumpScale !== undefined ) material.bumpScale = json.bumpScale;

		if ( json.normalMap !== undefined ) material.normalMap = this.getTexture( json.normalMap );
		if ( json.normalScale )	material.normalScale = new THREE.Vector2( json.normalScale, json.normalScale );

		if ( json.displacementMap !== undefined ) material.displacementMap = this.getTexture( json.displacementMap );
		if ( json.displacementScale !== undefined ) material.displacementScale = json.displacementScale;
		if ( json.displacementBias !== undefined ) material.displacementBias = json.displacementBias;

		if ( json.specularMap !== undefined ) material.specularMap = this.getTexture( json.specularMap );

		if ( json.envMap !== undefined ) {

			material.envMap = this.getTexture( json.envMap );
			material.combine = THREE.MultiplyOperation;

		}

		if ( json.reflectivity ) material.reflectivity = json.reflectivity;

		if ( json.lightMap !== undefined ) material.lightMap = this.getTexture( json.lightMap );
		if ( json.lightMapIntensity !== undefined ) material.lightMapIntensity = json.lightMapIntensity;

		if ( json.aoMap !== undefined ) material.aoMap = this.getTexture( json.aoMap );
		if ( json.aoMapIntensity !== undefined ) material.aoMapIntensity = json.aoMapIntensity;

		// MeshFaceMaterial

		if ( json.materials !== undefined ) {

			for ( var i = 0, l = json.materials.length; i < l; i ++ ) {

				material.materials.push( this.parse( json.materials[ i ] ) );

			}

		}

		return material;

	}

};

// File:src/loaders/ObjectLoader.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.ObjectLoader = function ( manager ) {

	this.manager = ( manager !== undefined ) ? manager : THREE.DefaultLoadingManager;
	this.texturePath = '';

};

THREE.ObjectLoader.prototype = {

	constructor: THREE.ObjectLoader,

	load: function ( url, onLoad, onProgress, onError ) {

		if ( this.texturePath === '' ) {

			this.texturePath = url.substring( 0, url.lastIndexOf( '/' ) + 1 );

		}

		var scope = this;

		var loader = new THREE.XHRLoader( scope.manager );
		loader.setCrossOrigin( this.crossOrigin );
		loader.load( url, function ( text ) {

			scope.parse( JSON.parse( text ), onLoad );

		}, onProgress, onError );

	},

	setTexturePath: function ( value ) {

		this.texturePath = value;

	},

	setCrossOrigin: function ( value ) {

		this.crossOrigin = value;

	},

	parse: function ( json, onLoad ) {

		var geometries = this.parseGeometries( json.geometries );

		var images = this.parseImages( json.images, function () {

			if ( onLoad !== undefined ) onLoad( object );

		} );

		var textures  = this.parseTextures( json.textures, images );
		var materials = this.parseMaterials( json.materials, textures );

		var object = this.parseObject( json.object, geometries, materials );

		if ( json.animations ) {

			object.animations = this.parseAnimations( json.animations );

		}

		if ( json.images === undefined || json.images.length === 0 ) {

			if ( onLoad !== undefined ) onLoad( object );

		}

		return object;

	},

	parseGeometries: function ( json ) {

		var geometries = {};

		if ( json !== undefined ) {

			var geometryLoader = new THREE.JSONLoader();
			var bufferGeometryLoader = new THREE.BufferGeometryLoader();

			for ( var i = 0, l = json.length; i < l; i ++ ) {

				var geometry;
				var data = json[ i ];

				switch ( data.type ) {

					case 'PlaneGeometry':
					case 'PlaneBufferGeometry':

						geometry = new THREE[ data.type ](
							data.width,
							data.height,
							data.widthSegments,
							data.heightSegments
						);

						break;

					case 'BoxGeometry':
					case 'CubeGeometry': // backwards compatible

						geometry = new THREE.BoxGeometry(
							data.width,
							data.height,
							data.depth,
							data.widthSegments,
							data.heightSegments,
							data.depthSegments
						);

						break;

					case 'CircleBufferGeometry':

						geometry = new THREE.CircleBufferGeometry(
							data.radius,
							data.segments,
							data.thetaStart,
							data.thetaLength
						);

						break;

					case 'CircleGeometry':

						geometry = new THREE.CircleGeometry(
							data.radius,
							data.segments,
							data.thetaStart,
							data.thetaLength
						);

						break;

					case 'CylinderGeometry':

						geometry = new THREE.CylinderGeometry(
							data.radiusTop,
							data.radiusBottom,
							data.height,
							data.radialSegments,
							data.heightSegments,
							data.openEnded,
							data.thetaStart,
							data.thetaLength
						);

						break;

					case 'SphereGeometry':

						geometry = new THREE.SphereGeometry(
							data.radius,
							data.widthSegments,
							data.heightSegments,
							data.phiStart,
							data.phiLength,
							data.thetaStart,
							data.thetaLength
						);

						break;

					case 'SphereBufferGeometry':

						geometry = new THREE.SphereBufferGeometry(
							data.radius,
							data.widthSegments,
							data.heightSegments,
							data.phiStart,
							data.phiLength,
							data.thetaStart,
							data.thetaLength
						);

						break;

					case 'DodecahedronGeometry':

						geometry = new THREE.DodecahedronGeometry(
							data.radius,
							data.detail
						);

						break;

					case 'IcosahedronGeometry':

						geometry = new THREE.IcosahedronGeometry(
							data.radius,
							data.detail
						);

						break;

					case 'OctahedronGeometry':

						geometry = new THREE.OctahedronGeometry(
							data.radius,
							data.detail
						);

						break;

					case 'TetrahedronGeometry':

						geometry = new THREE.TetrahedronGeometry(
							data.radius,
							data.detail
						);

						break;

					case 'RingGeometry':

						geometry = new THREE.RingGeometry(
							data.innerRadius,
							data.outerRadius,
							data.thetaSegments,
							data.phiSegments,
							data.thetaStart,
							data.thetaLength
						);

						break;

					case 'TorusGeometry':

						geometry = new THREE.TorusGeometry(
							data.radius,
							data.tube,
							data.radialSegments,
							data.tubularSegments,
							data.arc
						);

						break;

					case 'TorusKnotGeometry':

						geometry = new THREE.TorusKnotGeometry(
							data.radius,
							data.tube,
							data.radialSegments,
							data.tubularSegments,
							data.p,
							data.q,
							data.heightScale
						);

						break;

					case 'BufferGeometry':

						geometry = bufferGeometryLoader.parse( data );

						break;

					case 'Geometry':

						geometry = geometryLoader.parse( data.data, this.texturePath ).geometry;

						break;

					default:

						console.warn( 'THREE.ObjectLoader: Unsupported geometry type "' + data.type + '"' );

						continue;

				}

				geometry.uuid = data.uuid;

				if ( data.name !== undefined ) geometry.name = data.name;

				geometries[ data.uuid ] = geometry;

			}

		}

		return geometries;

	},

	parseMaterials: function ( json, textures ) {

		var materials = {};

		if ( json !== undefined ) {

			var loader = new THREE.MaterialLoader();
			loader.setTextures( textures );

			for ( var i = 0, l = json.length; i < l; i ++ ) {

				var material = loader.parse( json[ i ] );
				materials[ material.uuid ] = material;

			}

		}

		return materials;

	},

	parseAnimations: function ( json ) {

		var animations = [];

		for ( var i = 0; i < json.length; i ++ ) {

			var clip = THREE.AnimationClip.parse( json[i] );

			animations.push( clip );

		}

		return animations;

	},

	parseImages: function ( json, onLoad ) {

		var scope = this;
		var images = {};

		function loadImage( url ) {

			scope.manager.itemStart( url );

			return loader.load( url, function () {

				scope.manager.itemEnd( url );

			} );

		}

		if ( json !== undefined && json.length > 0 ) {

			var manager = new THREE.LoadingManager( onLoad );

			var loader = new THREE.ImageLoader( manager );
			loader.setCrossOrigin( this.crossOrigin );

			for ( var i = 0, l = json.length; i < l; i ++ ) {

				var image = json[ i ];
				var path = /^(\/\/)|([a-z]+:(\/\/)?)/i.test( image.url ) ? image.url : scope.texturePath + image.url;

				images[ image.uuid ] = loadImage( path );

			}

		}

		return images;

	},

	parseTextures: function ( json, images ) {

		function parseConstant( value ) {

			if ( typeof( value ) === 'number' ) return value;

			console.warn( 'THREE.ObjectLoader.parseTexture: Constant should be in numeric form.', value );

			return THREE[ value ];

		}

		var textures = {};

		if ( json !== undefined ) {

			for ( var i = 0, l = json.length; i < l; i ++ ) {

				var data = json[ i ];

				if ( data.image === undefined ) {

					console.warn( 'THREE.ObjectLoader: No "image" specified for', data.uuid );

				}

				if ( images[ data.image ] === undefined ) {

					console.warn( 'THREE.ObjectLoader: Undefined image', data.image );

				}

				var texture = new THREE.Texture( images[ data.image ] );
				texture.needsUpdate = true;

				texture.uuid = data.uuid;

				if ( data.name !== undefined ) texture.name = data.name;
				if ( data.mapping !== undefined ) texture.mapping = parseConstant( data.mapping );
				if ( data.offset !== undefined ) texture.offset = new THREE.Vector2( data.offset[ 0 ], data.offset[ 1 ] );
				if ( data.repeat !== undefined ) texture.repeat = new THREE.Vector2( data.repeat[ 0 ], data.repeat[ 1 ] );
				if ( data.minFilter !== undefined ) texture.minFilter = parseConstant( data.minFilter );
				if ( data.magFilter !== undefined ) texture.magFilter = parseConstant( data.magFilter );
				if ( data.anisotropy !== undefined ) texture.anisotropy = data.anisotropy;
				if ( Array.isArray( data.wrap ) ) {

					texture.wrapS = parseConstant( data.wrap[ 0 ] );
					texture.wrapT = parseConstant( data.wrap[ 1 ] );

				}

				textures[ data.uuid ] = texture;

			}

		}

		return textures;

	},

	parseObject: function () {

		var matrix = new THREE.Matrix4();

		return function ( data, geometries, materials ) {

			var object;

			function getGeometry( name ) {

				if ( geometries[ name ] === undefined ) {

					console.warn( 'THREE.ObjectLoader: Undefined geometry', name );

				}

				return geometries[ name ];

			}

			function getMaterial( name ) {

				if ( name === undefined ) return undefined;

				if ( materials[ name ] === undefined ) {

					console.warn( 'THREE.ObjectLoader: Undefined material', name );

				}

				return materials[ name ];

			}

			switch ( data.type ) {

				case 'Scene':

					object = new THREE.Scene();

					break;

				case 'PerspectiveCamera':

					object = new THREE.PerspectiveCamera( data.fov, data.aspect, data.near, data.far );

					break;

				case 'OrthographicCamera':

					object = new THREE.OrthographicCamera( data.left, data.right, data.top, data.bottom, data.near, data.far );

					break;

				case 'AmbientLight':

					object = new THREE.AmbientLight( data.color );

					break;

				case 'DirectionalLight':

					object = new THREE.DirectionalLight( data.color, data.intensity );

					break;

				case 'PointLight':

					object = new THREE.PointLight( data.color, data.intensity, data.distance, data.decay );

					break;

				case 'SpotLight':

					object = new THREE.SpotLight( data.color, data.intensity, data.distance, data.angle, data.exponent, data.decay );

					break;

				case 'HemisphereLight':

					object = new THREE.HemisphereLight( data.color, data.groundColor, data.intensity );

					break;

				case 'Mesh':

					object = new THREE.Mesh( getGeometry( data.geometry ), getMaterial( data.material ) );

					break;

				case 'LOD':

					object = new THREE.LOD();

					break;

				case 'Line':

					object = new THREE.Line( getGeometry( data.geometry ), getMaterial( data.material ), data.mode );

					break;

				case 'PointCloud':
				case 'Points':

					object = new THREE.Points( getGeometry( data.geometry ), getMaterial( data.material ) );

					break;

				case 'Sprite':

					object = new THREE.Sprite( getMaterial( data.material ) );

					break;

				case 'Group':

					object = new THREE.Group();

					break;

				default:

					object = new THREE.Object3D();

			}

			object.uuid = data.uuid;

			if ( data.name !== undefined ) object.name = data.name;
			if ( data.matrix !== undefined ) {

				matrix.fromArray( data.matrix );
				matrix.decompose( object.position, object.quaternion, object.scale );

			} else {

				if ( data.position !== undefined ) object.position.fromArray( data.position );
				if ( data.rotation !== undefined ) object.rotation.fromArray( data.rotation );
				if ( data.scale !== undefined ) object.scale.fromArray( data.scale );

			}

			if ( data.castShadow !== undefined ) object.castShadow = data.castShadow;
			if ( data.receiveShadow !== undefined ) object.receiveShadow = data.receiveShadow;

			if ( data.visible !== undefined ) object.visible = data.visible;
			if ( data.userData !== undefined ) object.userData = data.userData;

			if ( data.children !== undefined ) {

				for ( var child in data.children ) {

					object.add( this.parseObject( data.children[ child ], geometries, materials ) );

				}

			}

			if ( data.type === 'LOD' ) {

				var levels = data.levels;

				for ( var l = 0; l < levels.length; l ++ ) {

					var level = levels[ l ];
					var child = object.getObjectByProperty( 'uuid', level.object );

					if ( child !== undefined ) {

						object.addLevel( child, level.distance );

					}

				}

			}

			return object;

		}

	}()

};

// File:src/loaders/TextureLoader.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.TextureLoader = function ( manager ) {

	this.manager = ( manager !== undefined ) ? manager : THREE.DefaultLoadingManager;

};

THREE.TextureLoader.prototype = {

	constructor: THREE.TextureLoader,

	load: function ( url, onLoad, onProgress, onError ) {

		var texture = new THREE.Texture();

		var loader = new THREE.ImageLoader( this.manager );
		loader.setCrossOrigin( this.crossOrigin );
		loader.load( url, function ( image ) {

			texture.image = image;
			texture.needsUpdate = true;

			if ( onLoad !== undefined ) {

				onLoad( texture );

			}

		}, onProgress, onError );

		return texture;

	},

	setCrossOrigin: function ( value ) {

		this.crossOrigin = value;

	}

};

// File:src/loaders/CubeTextureLoader.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.CubeTextureLoader = function ( manager ) {

	this.manager = ( manager !== undefined ) ? manager : THREE.DefaultLoadingManager;

};

THREE.CubeTextureLoader.prototype = {

	constructor: THREE.CubeTextureLoader,

	load: function ( urls, onLoad, onProgress, onError ) {

		var texture = new THREE.CubeTexture( [] );

		var loader = new THREE.ImageLoader();
		loader.setCrossOrigin( this.crossOrigin );

		var loaded = 0;

		function loadTexture( i ) {

			loader.load( urls[ i ], function ( image ) {

				texture.images[ i ] = image;

				loaded ++;

				if ( loaded === 6 ) {

					texture.needsUpdate = true;

					if ( onLoad ) onLoad( texture );

				}

			}, undefined, onError );

		}

		for ( var i = 0; i < urls.length; ++ i ) {

			loadTexture( i );

		}

		return texture;

	},

	setCrossOrigin: function ( value ) {

		this.crossOrigin = value;

	}

};

// File:src/loaders/BinaryTextureLoader.js

/**
 * @author Nikos M. / https://github.com/foo123/
 *
 * Abstract Base class to load generic binary textures formats (rgbe, hdr, ...)
 */

THREE.DataTextureLoader = THREE.BinaryTextureLoader = function ( manager ) {

	this.manager = ( manager !== undefined ) ? manager : THREE.DefaultLoadingManager;

	// override in sub classes
	this._parser = null;

};

THREE.BinaryTextureLoader.prototype = {

	constructor: THREE.BinaryTextureLoader,

	load: function ( url, onLoad, onProgress, onError ) {

		var scope = this;

		var texture = new THREE.DataTexture();

		var loader = new THREE.XHRLoader( this.manager );
		loader.setCrossOrigin( this.crossOrigin );
		loader.setResponseType( 'arraybuffer' );

		loader.load( url, function ( buffer ) {

			var texData = scope._parser( buffer );

			if ( ! texData ) return;

			if ( undefined !== texData.image ) {

				texture.image = texData.image;

			} else if ( undefined !== texData.data ) {

				texture.image.width = texData.width;
				texture.image.height = texData.height;
				texture.image.data = texData.data;

			}

			texture.wrapS = undefined !== texData.wrapS ? texData.wrapS : THREE.ClampToEdgeWrapping;
			texture.wrapT = undefined !== texData.wrapT ? texData.wrapT : THREE.ClampToEdgeWrapping;

			texture.magFilter = undefined !== texData.magFilter ? texData.magFilter : THREE.LinearFilter;
			texture.minFilter = undefined !== texData.minFilter ? texData.minFilter : THREE.LinearMipMapLinearFilter;

			texture.anisotropy = undefined !== texData.anisotropy ? texData.anisotropy : 1;

			if ( undefined !== texData.format ) {

				texture.format = texData.format;

			}
			if ( undefined !== texData.type ) {

				texture.type = texData.type;

			}

			if ( undefined !== texData.mipmaps ) {

				texture.mipmaps = texData.mipmaps;

			}

			if ( 1 === texData.mipmapCount ) {

				texture.minFilter = THREE.LinearFilter;

			}

			texture.needsUpdate = true;

			if ( onLoad ) onLoad( texture, texData );

		}, onProgress, onError );


		return texture;

	},

	setCrossOrigin: function ( value ) {

		this.crossOrigin = value;

	}

};

// File:src/loaders/CompressedTextureLoader.js

/**
 * @author mrdoob / http://mrdoob.com/
 *
 * Abstract Base class to block based textures loader (dds, pvr, ...)
 */

THREE.CompressedTextureLoader = function ( manager ) {

	this.manager = ( manager !== undefined ) ? manager : THREE.DefaultLoadingManager;

	// override in sub classes
	this._parser = null;

};


THREE.CompressedTextureLoader.prototype = {

	constructor: THREE.CompressedTextureLoader,

	load: function ( url, onLoad, onProgress, onError ) {

		var scope = this;

		var images = [];

		var texture = new THREE.CompressedTexture();
		texture.image = images;

		var loader = new THREE.XHRLoader( this.manager );
		loader.setCrossOrigin( this.crossOrigin );
		loader.setResponseType( 'arraybuffer' );

		if ( Array.isArray( url ) ) {

			var loaded = 0;

			var loadTexture = function ( i ) {

				loader.load( url[ i ], function ( buffer ) {

					var texDatas = scope._parser( buffer, true );

					images[ i ] = {
						width: texDatas.width,
						height: texDatas.height,
						format: texDatas.format,
						mipmaps: texDatas.mipmaps
					};

					loaded += 1;

					if ( loaded === 6 ) {

						if ( texDatas.mipmapCount === 1 )
 							texture.minFilter = THREE.LinearFilter;

						texture.format = texDatas.format;
						texture.needsUpdate = true;

						if ( onLoad ) onLoad( texture );

					}

				}, onProgress, onError );

			};

			for ( var i = 0, il = url.length; i < il; ++ i ) {

				loadTexture( i );

			}

		} else {

			// compressed cubemap texture stored in a single DDS file

			loader.load( url, function ( buffer ) {

				var texDatas = scope._parser( buffer, true );

				if ( texDatas.isCubemap ) {

					var faces = texDatas.mipmaps.length / texDatas.mipmapCount;

					for ( var f = 0; f < faces; f ++ ) {

						images[ f ] = { mipmaps : [] };

						for ( var i = 0; i < texDatas.mipmapCount; i ++ ) {

							images[ f ].mipmaps.push( texDatas.mipmaps[ f * texDatas.mipmapCount + i ] );
							images[ f ].format = texDatas.format;
							images[ f ].width = texDatas.width;
							images[ f ].height = texDatas.height;

						}

					}

				} else {

					texture.image.width = texDatas.width;
					texture.image.height = texDatas.height;
					texture.mipmaps = texDatas.mipmaps;

				}

				if ( texDatas.mipmapCount === 1 ) {

					texture.minFilter = THREE.LinearFilter;

				}

				texture.format = texDatas.format;
				texture.needsUpdate = true;

				if ( onLoad ) onLoad( texture );

			}, onProgress, onError );

		}

		return texture;

	},

	setCrossOrigin: function ( value ) {

		this.crossOrigin = value;

	}

};

// File:src/materials/Material.js

/**
 * @author mrdoob / http://mrdoob.com/
 * @author alteredq / http://alteredqualia.com/
 */

THREE.Material = function () {

	Object.defineProperty( this, 'id', { value: THREE.MaterialIdCount ++ } );

	this.uuid = THREE.Math.generateUUID();

	this.name = '';
	this.type = 'Material';

	this.side = THREE.FrontSide;

	this.opacity = 1;
	this.transparent = false;

	this.blending = THREE.NormalBlending;

	this.blendSrc = THREE.SrcAlphaFactor;
	this.blendDst = THREE.OneMinusSrcAlphaFactor;
	this.blendEquation = THREE.AddEquation;
	this.blendSrcAlpha = null;
	this.blendDstAlpha = null;
	this.blendEquationAlpha = null;

	this.depthFunc = THREE.LessEqualDepth;
	this.depthTest = true;
	this.depthWrite = true;

	this.colorWrite = true;

	this.precision = null; // override the renderer's default precision for this material

	this.polygonOffset = false;
	this.polygonOffsetFactor = 0;
	this.polygonOffsetUnits = 0;

	this.alphaTest = 0;

	this.overdraw = 0; // Overdrawn pixels (typically between 0 and 1) for fixing antialiasing gaps in CanvasRenderer

	this.visible = true;

	this._needsUpdate = true;

};

THREE.Material.prototype = {

	constructor: THREE.Material,

	get needsUpdate () {

		return this._needsUpdate;

	},

	set needsUpdate ( value ) {

		if ( value === true ) this.update();

		this._needsUpdate = value;

	},

	setValues: function ( values ) {

		if ( values === undefined ) return;

		for ( var key in values ) {

			var newValue = values[ key ];

			if ( newValue === undefined ) {

				console.warn( "THREE.Material: '" + key + "' parameter is undefined." );
				continue;

			}

			var currentValue = this[ key ];

			if ( currentValue === undefined ) {

				console.warn( "THREE." + this.type + ": '" + key + "' is not a property of this material." );
				continue;

			}

			if ( currentValue instanceof THREE.Color ) {

				currentValue.set( newValue );

			} else if ( currentValue instanceof THREE.Vector3 && newValue instanceof THREE.Vector3 ) {

				currentValue.copy( newValue );

			} else if ( key === 'overdraw' ) {

				// ensure overdraw is backwards-compatible with legacy boolean type
				this[ key ] = Number( newValue );

			} else {

				this[ key ] = newValue;

			}

		}

	},

	toJSON: function ( meta ) {

		var data = {
			metadata: {
				version: 4.4,
				type: 'Material',
				generator: 'Material.toJSON'
			}
		};

		// standard Material serialization
		data.uuid = this.uuid;
		data.type = this.type;
		if ( this.name !== '' ) data.name = this.name;

		if ( this.color instanceof THREE.Color ) data.color = this.color.getHex();
		if ( this.emissive instanceof THREE.Color ) data.emissive = this.emissive.getHex();
		if ( this.specular instanceof THREE.Color ) data.specular = this.specular.getHex();
		if ( this.shininess !== undefined ) data.shininess = this.shininess;

		if ( this.map instanceof THREE.Texture ) data.map = this.map.toJSON( meta ).uuid;
		if ( this.alphaMap instanceof THREE.Texture ) data.alphaMap = this.alphaMap.toJSON( meta ).uuid;
		if ( this.lightMap instanceof THREE.Texture ) data.lightMap = this.lightMap.toJSON( meta ).uuid;
		if ( this.bumpMap instanceof THREE.Texture ) {

			data.bumpMap = this.bumpMap.toJSON( meta ).uuid;
			data.bumpScale = this.bumpScale;

		}
		if ( this.normalMap instanceof THREE.Texture ) {

			data.normalMap = this.normalMap.toJSON( meta ).uuid;
			data.normalScale = this.normalScale; // Removed for now, causes issue in editor ui.js

		}
		if ( this.displacementMap instanceof THREE.Texture ) {

			data.displacementMap = this.displacementMap.toJSON( meta ).uuid;
			data.displacementScale = this.displacementScale;
			data.displacementBias = this.displacementBias;

		}
		if ( this.specularMap instanceof THREE.Texture ) data.specularMap = this.specularMap.toJSON( meta ).uuid;
		if ( this.envMap instanceof THREE.Texture ) {

			data.envMap = this.envMap.toJSON( meta ).uuid;
			data.reflectivity = this.reflectivity; // Scale behind envMap

		}

		if ( this.size !== undefined ) data.size = this.size;
		if ( this.sizeAttenuation !== undefined ) data.sizeAttenuation = this.sizeAttenuation;

		if ( this.vertexColors !== undefined && this.vertexColors !== THREE.NoColors ) data.vertexColors = this.vertexColors;
		if ( this.shading !== undefined && this.shading !== THREE.SmoothShading ) data.shading = this.shading;
		if ( this.blending !== undefined && this.blending !== THREE.NormalBlending ) data.blending = this.blending;
		if ( this.side !== undefined && this.side !== THREE.FrontSide ) data.side = this.side;

		if ( this.opacity < 1 ) data.opacity = this.opacity;
		if ( this.transparent === true ) data.transparent = this.transparent;
		if ( this.alphaTest > 0 ) data.alphaTest = this.alphaTest;
		if ( this.wireframe === true ) data.wireframe = this.wireframe;
		if ( this.wireframeLinewidth > 1 ) data.wireframeLinewidth = this.wireframeLinewidth;

		return data;

	},

	clone: function () {

		return new this.constructor().copy( this );

	},

	copy: function ( source ) {

		this.name = source.name;

		this.side = source.side;

		this.opacity = source.opacity;
		this.transparent = source.transparent;

		this.blending = source.blending;

		this.blendSrc = source.blendSrc;
		this.blendDst = source.blendDst;
		this.blendEquation = source.blendEquation;
		this.blendSrcAlpha = source.blendSrcAlpha;
		this.blendDstAlpha = source.blendDstAlpha;
		this.blendEquationAlpha = source.blendEquationAlpha;

		this.depthFunc = source.depthFunc;
		this.depthTest = source.depthTest;
		this.depthWrite = source.depthWrite;

		this.precision = source.precision;

		this.polygonOffset = source.polygonOffset;
		this.polygonOffsetFactor = source.polygonOffsetFactor;
		this.polygonOffsetUnits = source.polygonOffsetUnits;

		this.alphaTest = source.alphaTest;

		this.overdraw = source.overdraw;

		this.visible = source.visible;

		return this;

	},

	update: function () {

		this.dispatchEvent( { type: 'update' } );

	},

	dispose: function () {

		this.dispatchEvent( { type: 'dispose' } );

	},

	// Deprecated

	get wrapAround () {

		console.warn( 'THREE.' + this.type + ': .wrapAround has been removed.' );

	},

	set wrapAround ( boolean ) {

		console.warn( 'THREE.' + this.type + ': .wrapAround has been removed.' );

	},

	get wrapRGB () {

		console.warn( 'THREE.' + this.type + ': .wrapRGB has been removed.' );
		return new THREE.Color();

	}

};

THREE.EventDispatcher.prototype.apply( THREE.Material.prototype );

THREE.MaterialIdCount = 0;

// File:src/materials/LineBasicMaterial.js

/**
 * @author mrdoob / http://mrdoob.com/
 * @author alteredq / http://alteredqualia.com/
 *
 * parameters = {
 *  color: <hex>,
 *  opacity: <float>,
 *
 *  blending: THREE.NormalBlending,
 *  depthTest: <bool>,
 *  depthWrite: <bool>,
 *
 *  linewidth: <float>,
 *  linecap: "round",
 *  linejoin: "round",
 *
 *  vertexColors: <bool>
 *
 *  fog: <bool>
 * }
 */

THREE.LineBasicMaterial = function ( parameters ) {

	THREE.Material.call( this );

	this.type = 'LineBasicMaterial';

	this.color = new THREE.Color( 0xffffff );

	this.linewidth = 1;
	this.linecap = 'round';
	this.linejoin = 'round';

	this.vertexColors = THREE.NoColors;

	this.fog = true;

	this.setValues( parameters );

};

THREE.LineBasicMaterial.prototype = Object.create( THREE.Material.prototype );
THREE.LineBasicMaterial.prototype.constructor = THREE.LineBasicMaterial;

THREE.LineBasicMaterial.prototype.copy = function ( source ) {

	THREE.Material.prototype.copy.call( this, source );

	this.color.copy( source.color );

	this.linewidth = source.linewidth;
	this.linecap = source.linecap;
	this.linejoin = source.linejoin;

	this.vertexColors = source.vertexColors;

	this.fog = source.fog;

	return this;

};

// File:src/materials/LineDashedMaterial.js

/**
 * @author alteredq / http://alteredqualia.com/
 *
 * parameters = {
 *  color: <hex>,
 *  opacity: <float>,
 *
 *  blending: THREE.NormalBlending,
 *  depthTest: <bool>,
 *  depthWrite: <bool>,
 *
 *  linewidth: <float>,
 *
 *  scale: <float>,
 *  dashSize: <float>,
 *  gapSize: <float>,
 *
 *  vertexColors: <bool>
 *
 *  fog: <bool>
 * }
 */

THREE.LineDashedMaterial = function ( parameters ) {

	THREE.Material.call( this );

	this.type = 'LineDashedMaterial';

	this.color = new THREE.Color( 0xffffff );

	this.linewidth = 1;

	this.scale = 1;
	this.dashSize = 3;
	this.gapSize = 1;

	this.vertexColors = false;

	this.fog = true;

	this.setValues( parameters );

};

THREE.LineDashedMaterial.prototype = Object.create( THREE.Material.prototype );
THREE.LineDashedMaterial.prototype.constructor = THREE.LineDashedMaterial;

THREE.LineDashedMaterial.prototype.copy = function ( source ) {

	THREE.Material.prototype.copy.call( this, source );

	this.color.copy( source.color );
	
	this.linewidth = source.linewidth;

	this.scale = source.scale;
	this.dashSize = source.dashSize;
	this.gapSize = source.gapSize;

	this.vertexColors = source.vertexColors;

	this.fog = source.fog;

	return this;

};

// File:src/materials/MeshBasicMaterial.js

/**
 * @author mrdoob / http://mrdoob.com/
 * @author alteredq / http://alteredqualia.com/
 *
 * parameters = {
 *  color: <hex>,
 *  opacity: <float>,
 *  map: new THREE.Texture( <Image> ),
 *
 *  aoMap: new THREE.Texture( <Image> ),
 *  aoMapIntensity: <float>
 *
 *  specularMap: new THREE.Texture( <Image> ),
 *
 *  alphaMap: new THREE.Texture( <Image> ),
 *
 *  envMap: new THREE.TextureCube( [posx, negx, posy, negy, posz, negz] ),
 *  combine: THREE.Multiply,
 *  reflectivity: <float>,
 *  refractionRatio: <float>,
 *
 *  shading: THREE.SmoothShading,
 *  blending: THREE.NormalBlending,
 *  depthTest: <bool>,
 *  depthWrite: <bool>,
 *
 *  wireframe: <boolean>,
 *  wireframeLinewidth: <float>,
 *
 *  vertexColors: THREE.NoColors / THREE.VertexColors / THREE.FaceColors,
 *
 *  skinning: <bool>,
 *  morphTargets: <bool>,
 *
 *  fog: <bool>
 * }
 */

THREE.MeshBasicMaterial = function ( parameters ) {

	THREE.Material.call( this );

	this.type = 'MeshBasicMaterial';

	this.color = new THREE.Color( 0xffffff ); // emissive

	this.map = null;

	this.aoMap = null;
	this.aoMapIntensity = 1.0;

	this.specularMap = null;

	this.alphaMap = null;

	this.envMap = null;
	this.combine = THREE.MultiplyOperation;
	this.reflectivity = 1;
	this.refractionRatio = 0.98;

	this.fog = true;

	this.shading = THREE.SmoothShading;

	this.wireframe = false;
	this.wireframeLinewidth = 1;
	this.wireframeLinecap = 'round';
	this.wireframeLinejoin = 'round';

	this.vertexColors = THREE.NoColors;

	this.skinning = false;
	this.morphTargets = false;

	this.setValues( parameters );

};

THREE.MeshBasicMaterial.prototype = Object.create( THREE.Material.prototype );
THREE.MeshBasicMaterial.prototype.constructor = THREE.MeshBasicMaterial;

THREE.MeshBasicMaterial.prototype.copy = function ( source ) {
	
	THREE.Material.prototype.copy.call( this, source );

	this.color.copy( source.color );

	this.map = source.map;

	this.aoMap = source.aoMap;
	this.aoMapIntensity = source.aoMapIntensity;

	this.specularMap = source.specularMap;

	this.alphaMap = source.alphaMap;

	this.envMap = source.envMap;
	this.combine = source.combine;
	this.reflectivity = source.reflectivity;
	this.refractionRatio = source.refractionRatio;

	this.fog = source.fog;

	this.shading = source.shading;

	this.wireframe = source.wireframe;
	this.wireframeLinewidth = source.wireframeLinewidth;
	this.wireframeLinecap = source.wireframeLinecap;
	this.wireframeLinejoin = source.wireframeLinejoin;

	this.vertexColors = source.vertexColors;

	this.skinning = source.skinning;
	this.morphTargets = source.morphTargets;
	
	return this;

};

// File:src/materials/MeshLambertMaterial.js

/**
 * @author mrdoob / http://mrdoob.com/
 * @author alteredq / http://alteredqualia.com/
 *
 * parameters = {
 *  color: <hex>,
 *  emissive: <hex>,
 *  opacity: <float>,
 *
 *  map: new THREE.Texture( <Image> ),
 *
 *  specularMap: new THREE.Texture( <Image> ),
 *
 *  alphaMap: new THREE.Texture( <Image> ),
 *
 *  envMap: new THREE.TextureCube( [posx, negx, posy, negy, posz, negz] ),
 *  combine: THREE.Multiply,
 *  reflectivity: <float>,
 *  refractionRatio: <float>,
 *
 *  blending: THREE.NormalBlending,
 *  depthTest: <bool>,
 *  depthWrite: <bool>,
 *
 *  wireframe: <boolean>,
 *  wireframeLinewidth: <float>,
 *
 *  vertexColors: THREE.NoColors / THREE.VertexColors / THREE.FaceColors,
 *
 *  skinning: <bool>,
 *  morphTargets: <bool>,
 *  morphNormals: <bool>,
 *
 *	fog: <bool>
 * }
 */

THREE.MeshLambertMaterial = function ( parameters ) {

	THREE.Material.call( this );

	this.type = 'MeshLambertMaterial';

	this.color = new THREE.Color( 0xffffff ); // diffuse
	this.emissive = new THREE.Color( 0x000000 );

	this.map = null;

	this.specularMap = null;

	this.alphaMap = null;

	this.envMap = null;
	this.combine = THREE.MultiplyOperation;
	this.reflectivity = 1;
	this.refractionRatio = 0.98;

	this.fog = true;

	this.wireframe = false;
	this.wireframeLinewidth = 1;
	this.wireframeLinecap = 'round';
	this.wireframeLinejoin = 'round';

	this.vertexColors = THREE.NoColors;

	this.skinning = false;
	this.morphTargets = false;
	this.morphNormals = false;

	this.setValues( parameters );

};

THREE.MeshLambertMaterial.prototype = Object.create( THREE.Material.prototype );
THREE.MeshLambertMaterial.prototype.constructor = THREE.MeshLambertMaterial;

THREE.MeshLambertMaterial.prototype.copy = function ( source ) {

	THREE.Material.prototype.copy.call( this, source );

	this.color.copy( source.color );
	this.emissive.copy( source.emissive );

	this.map = source.map;

	this.specularMap = source.specularMap;

	this.alphaMap = source.alphaMap;

	this.envMap = source.envMap;
	this.combine = source.combine;
	this.reflectivity = source.reflectivity;
	this.refractionRatio = source.refractionRatio;

	this.fog = source.fog;

	this.wireframe = source.wireframe;
	this.wireframeLinewidth = source.wireframeLinewidth;
	this.wireframeLinecap = source.wireframeLinecap;
	this.wireframeLinejoin = source.wireframeLinejoin;

	this.vertexColors = source.vertexColors;

	this.skinning = source.skinning;
	this.morphTargets = source.morphTargets;
	this.morphNormals = source.morphNormals;

	return this;

};

// File:src/materials/MeshPhongMaterial.js

/**
 * @author mrdoob / http://mrdoob.com/
 * @author alteredq / http://alteredqualia.com/
 *
 * parameters = {
 *  color: <hex>,
 *  emissive: <hex>,
 *  specular: <hex>,
 *  shininess: <float>,
 *  opacity: <float>,
 *
 *  map: new THREE.Texture( <Image> ),
 *
 *  lightMap: new THREE.Texture( <Image> ),
 *  lightMapIntensity: <float>
 *
 *  aoMap: new THREE.Texture( <Image> ),
 *  aoMapIntensity: <float>
 *
 *  emissiveMap: new THREE.Texture( <Image> ),
 *
 *  bumpMap: new THREE.Texture( <Image> ),
 *  bumpScale: <float>,
 *
 *  normalMap: new THREE.Texture( <Image> ),
 *  normalScale: <Vector2>,
 *
 *  displacementMap: new THREE.Texture( <Image> ),
 *  displacementScale: <float>,
 *  displacementBias: <float>,
 *
 *  specularMap: new THREE.Texture( <Image> ),
 *
 *  alphaMap: new THREE.Texture( <Image> ),
 *
 *  envMap: new THREE.TextureCube( [posx, negx, posy, negy, posz, negz] ),
 *  combine: THREE.Multiply,
 *  reflectivity: <float>,
 *  refractionRatio: <float>,
 *
 *  shading: THREE.SmoothShading,
 *  blending: THREE.NormalBlending,
 *  depthTest: <bool>,
 *  depthWrite: <bool>,
 *
 *  wireframe: <boolean>,
 *  wireframeLinewidth: <float>,
 *
 *  vertexColors: THREE.NoColors / THREE.VertexColors / THREE.FaceColors,
 *
 *  skinning: <bool>,
 *  morphTargets: <bool>,
 *  morphNormals: <bool>,
 *
 *	fog: <bool>
 * }
 */

THREE.MeshPhongMaterial = function ( parameters ) {

	THREE.Material.call( this );

	this.type = 'MeshPhongMaterial';

	this.color = new THREE.Color( 0xffffff ); // diffuse
	this.emissive = new THREE.Color( 0x000000 );
	this.specular = new THREE.Color( 0x111111 );
	this.shininess = 30;

	this.metal = false;

	this.map = null;

	this.lightMap = null;
	this.lightMapIntensity = 1.0;

	this.aoMap = null;
	this.aoMapIntensity = 1.0;

	this.emissiveMap = null;

	this.bumpMap = null;
	this.bumpScale = 1;

	this.normalMap = null;
	this.normalScale = new THREE.Vector2( 1, 1 );

	this.displacementMap = null;
	this.displacementScale = 1;
	this.displacementBias = 0;

	this.specularMap = null;

	this.alphaMap = null;

	this.envMap = null;
	this.combine = THREE.MultiplyOperation;
	this.reflectivity = 1;
	this.refractionRatio = 0.98;

	this.fog = true;

	this.shading = THREE.SmoothShading;

	this.wireframe = false;
	this.wireframeLinewidth = 1;
	this.wireframeLinecap = 'round';
	this.wireframeLinejoin = 'round';

	this.vertexColors = THREE.NoColors;

	this.skinning = false;
	this.morphTargets = false;
	this.morphNormals = false;

	this.setValues( parameters );

};

THREE.MeshPhongMaterial.prototype = Object.create( THREE.Material.prototype );
THREE.MeshPhongMaterial.prototype.constructor = THREE.MeshPhongMaterial;

THREE.MeshPhongMaterial.prototype.copy = function ( source ) {

	THREE.Material.prototype.copy.call( this, source );

	this.color.copy( source.color );
	this.emissive.copy( source.emissive );
	this.specular.copy( source.specular );
	this.shininess = source.shininess;

	this.metal = source.metal;

	this.map = source.map;

	this.lightMap = source.lightMap;
	this.lightMapIntensity = source.lightMapIntensity;

	this.aoMap = source.aoMap;
	this.aoMapIntensity = source.aoMapIntensity;

	this.emissiveMap = source.emissiveMap;

	this.bumpMap = source.bumpMap;
	this.bumpScale = source.bumpScale;

	this.normalMap = source.normalMap;
	this.normalScale.copy( source.normalScale );

	this.displacementMap = source.displacementMap;
	this.displacementScale = source.displacementScale;
	this.displacementBias = source.displacementBias;

	this.specularMap = source.specularMap;

	this.alphaMap = source.alphaMap;

	this.envMap = source.envMap;
	this.combine = source.combine;
	this.reflectivity = source.reflectivity;
	this.refractionRatio = source.refractionRatio;

	this.fog = source.fog;

	this.shading = source.shading;

	this.wireframe = source.wireframe;
	this.wireframeLinewidth = source.wireframeLinewidth;
	this.wireframeLinecap = source.wireframeLinecap;
	this.wireframeLinejoin = source.wireframeLinejoin;

	this.vertexColors = source.vertexColors;

	this.skinning = source.skinning;
	this.morphTargets = source.morphTargets;
	this.morphNormals = source.morphNormals;

	return this;

};

// File:src/materials/MeshDepthMaterial.js

/**
 * @author mrdoob / http://mrdoob.com/
 * @author alteredq / http://alteredqualia.com/
 *
 * parameters = {
 *  opacity: <float>,
 *
 *  blending: THREE.NormalBlending,
 *  depthTest: <bool>,
 *  depthWrite: <bool>,
 *
 *  wireframe: <boolean>,
 *  wireframeLinewidth: <float>
 * }
 */

THREE.MeshDepthMaterial = function ( parameters ) {

	THREE.Material.call( this );

	this.type = 'MeshDepthMaterial';

	this.morphTargets = false;
	this.wireframe = false;
	this.wireframeLinewidth = 1;

	this.setValues( parameters );

};

THREE.MeshDepthMaterial.prototype = Object.create( THREE.Material.prototype );
THREE.MeshDepthMaterial.prototype.constructor = THREE.MeshDepthMaterial;

THREE.MeshDepthMaterial.prototype.copy = function ( source ) {

	THREE.Material.prototype.copy.call( this, source );

	this.wireframe = source.wireframe;
	this.wireframeLinewidth = source.wireframeLinewidth;

	return this;

};

// File:src/materials/MeshNormalMaterial.js

/**
 * @author mrdoob / http://mrdoob.com/
 *
 * parameters = {
 *  opacity: <float>,
 *
 *  shading: THREE.FlatShading,
 *  blending: THREE.NormalBlending,
 *  depthTest: <bool>,
 *  depthWrite: <bool>,
 *
 *  wireframe: <boolean>,
 *  wireframeLinewidth: <float>
 * }
 */

THREE.MeshNormalMaterial = function ( parameters ) {

	THREE.Material.call( this, parameters );

	this.type = 'MeshNormalMaterial';

	this.wireframe = false;
	this.wireframeLinewidth = 1;

	this.morphTargets = false;

	this.setValues( parameters );

};

THREE.MeshNormalMaterial.prototype = Object.create( THREE.Material.prototype );
THREE.MeshNormalMaterial.prototype.constructor = THREE.MeshNormalMaterial;

THREE.MeshNormalMaterial.prototype.copy = function ( source ) {

	THREE.Material.prototype.copy.call( this, source );

	this.wireframe = source.wireframe;
	this.wireframeLinewidth = source.wireframeLinewidth;

	return this;

};

// File:src/materials/MultiMaterial.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.MultiMaterial = function ( materials ) {

	this.uuid = THREE.Math.generateUUID();

	this.type = 'MultiMaterial';

	this.materials = materials instanceof Array ? materials : [];

	this.visible = true;

};

THREE.MultiMaterial.prototype = {

	constructor: THREE.MultiMaterial,

	toJSON: function () {

		var output = {
			metadata: {
				version: 4.2,
				type: 'material',
				generator: 'MaterialExporter'
			},
			uuid: this.uuid,
			type: this.type,
			materials: []
		};

		for ( var i = 0, l = this.materials.length; i < l; i ++ ) {

			output.materials.push( this.materials[ i ].toJSON() );

		}

		output.visible = this.visible;

		return output;

	},

	clone: function () {

		var material = new this.constructor();

		for ( var i = 0; i < this.materials.length; i ++ ) {

			material.materials.push( this.materials[ i ].clone() );

		}

		material.visible = this.visible;

		return material;

	}

};

// backwards compatibility

THREE.MeshFaceMaterial = THREE.MultiMaterial;

// File:src/materials/PointsMaterial.js

/**
 * @author mrdoob / http://mrdoob.com/
 * @author alteredq / http://alteredqualia.com/
 *
 * parameters = {
 *  color: <hex>,
 *  opacity: <float>,
 *  map: new THREE.Texture( <Image> ),
 *
 *  size: <float>,
 *  sizeAttenuation: <bool>,
 *
 *  blending: THREE.NormalBlending,
 *  depthTest: <bool>,
 *  depthWrite: <bool>,
 *
 *  vertexColors: <bool>,
 *
 *  fog: <bool>
 * }
 */

THREE.PointsMaterial = function ( parameters ) {

	THREE.Material.call( this );

	this.type = 'PointsMaterial';

	this.color = new THREE.Color( 0xffffff );

	this.map = null;

	this.size = 1;
	this.sizeAttenuation = true;

	this.vertexColors = THREE.NoColors;

	this.fog = true;

	this.setValues( parameters );

};

THREE.PointsMaterial.prototype = Object.create( THREE.Material.prototype );
THREE.PointsMaterial.prototype.constructor = THREE.PointsMaterial;

THREE.PointsMaterial.prototype.copy = function ( source ) {

	THREE.Material.prototype.copy.call( this, source );

	this.color.copy( source.color );

	this.map = source.map;

	this.size = source.size;
	this.sizeAttenuation = source.sizeAttenuation;

	this.vertexColors = source.vertexColors;

	this.fog = source.fog;

	return this;

};

// backwards compatibility

THREE.PointCloudMaterial = function ( parameters ) {

	console.warn( 'THREE.PointCloudMaterial has been renamed to THREE.PointsMaterial.' );
	return new THREE.PointsMaterial( parameters );

};

THREE.ParticleBasicMaterial = function ( parameters ) {

	console.warn( 'THREE.ParticleBasicMaterial has been renamed to THREE.PointsMaterial.' );
	return new THREE.PointsMaterial( parameters );

};

THREE.ParticleSystemMaterial = function ( parameters ) {

	console.warn( 'THREE.ParticleSystemMaterial has been renamed to THREE.PointsMaterial.' );
	return new THREE.PointsMaterial( parameters );

};

// File:src/materials/ShaderMaterial.js

/**
 * @author alteredq / http://alteredqualia.com/
 *
 * parameters = {
 *  defines: { "label" : "value" },
 *  uniforms: { "parameter1": { type: "f", value: 1.0 }, "parameter2": { type: "i" value2: 2 } },
 *
 *  fragmentShader: <string>,
 *  vertexShader: <string>,
 *
 *  shading: THREE.SmoothShading,
 *  blending: THREE.NormalBlending,
 *  depthTest: <bool>,
 *  depthWrite: <bool>,
 *
 *  wireframe: <boolean>,
 *  wireframeLinewidth: <float>,
 *
 *  lights: <bool>,
 *
 *  vertexColors: THREE.NoColors / THREE.VertexColors / THREE.FaceColors,
 *
 *  skinning: <bool>,
 *  morphTargets: <bool>,
 *  morphNormals: <bool>,
 *
 *	fog: <bool>
 * }
 */

THREE.ShaderMaterial = function ( parameters ) {

	THREE.Material.call( this );

	this.type = 'ShaderMaterial';

	this.defines = {};
	this.uniforms = {};

	this.vertexShader = 'void main() {\n\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n}';
	this.fragmentShader = 'void main() {\n\tgl_FragColor = vec4( 1.0, 0.0, 0.0, 1.0 );\n}';

	this.shading = THREE.SmoothShading;

	this.linewidth = 1;

	this.wireframe = false;
	this.wireframeLinewidth = 1;

	this.fog = false; // set to use scene fog

	this.lights = false; // set to use scene lights

	this.vertexColors = THREE.NoColors; // set to use "color" attribute stream

	this.skinning = false; // set to use skinning attribute streams

	this.morphTargets = false; // set to use morph targets
	this.morphNormals = false; // set to use morph normals

	this.derivatives = false; // set to use derivatives

	// When rendered geometry doesn't include these attributes but the material does,
	// use these default values in WebGL. This avoids errors when buffer data is missing.
	this.defaultAttributeValues = {
		'color': [ 1, 1, 1 ],
		'uv': [ 0, 0 ],
		'uv2': [ 0, 0 ]
	};

	this.index0AttributeName = undefined;

	if ( parameters !== undefined ) {

		if ( parameters.attributes !== undefined ) {

			console.error( 'THREE.ShaderMaterial: attributes should now be defined in THREE.BufferGeometry instead.' );

		}

		this.setValues( parameters );

	}

};

THREE.ShaderMaterial.prototype = Object.create( THREE.Material.prototype );
THREE.ShaderMaterial.prototype.constructor = THREE.ShaderMaterial;

THREE.ShaderMaterial.prototype.copy = function ( source ) {

	THREE.Material.prototype.copy.call( this, source );

	this.fragmentShader = source.fragmentShader;
	this.vertexShader = source.vertexShader;

	this.uniforms = THREE.UniformsUtils.clone( source.uniforms );

	this.attributes = source.attributes;
	this.defines = source.defines;

	this.shading = source.shading;

	this.wireframe = source.wireframe;
	this.wireframeLinewidth = source.wireframeLinewidth;

	this.fog = source.fog;

	this.lights = source.lights;

	this.vertexColors = source.vertexColors;

	this.skinning = source.skinning;

	this.morphTargets = source.morphTargets;
	this.morphNormals = source.morphNormals;

	this.derivatives = source.derivatives;

	return this;

};

THREE.ShaderMaterial.prototype.toJSON = function ( meta ) {

	var data = THREE.Material.prototype.toJSON.call( this, meta );

	data.uniforms = this.uniforms;
	data.attributes = this.attributes;
	data.vertexShader = this.vertexShader;
	data.fragmentShader = this.fragmentShader;

	return data;

};

// File:src/materials/RawShaderMaterial.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.RawShaderMaterial = function ( parameters ) {

	THREE.ShaderMaterial.call( this, parameters );

	this.type = 'RawShaderMaterial';

};

THREE.RawShaderMaterial.prototype = Object.create( THREE.ShaderMaterial.prototype );
THREE.RawShaderMaterial.prototype.constructor = THREE.RawShaderMaterial;
// File:src/materials/SpriteMaterial.js

/**
 * @author alteredq / http://alteredqualia.com/
 *
 * parameters = {
 *  color: <hex>,
 *  opacity: <float>,
 *  map: new THREE.Texture( <Image> ),
 *
 *  blending: THREE.NormalBlending,
 *  depthTest: <bool>,
 *  depthWrite: <bool>,
 *
 *	uvOffset: new THREE.Vector2(),
 *	uvScale: new THREE.Vector2(),
 *
 *  fog: <bool>
 * }
 */

THREE.SpriteMaterial = function ( parameters ) {

	THREE.Material.call( this );

	this.type = 'SpriteMaterial';

	this.color = new THREE.Color( 0xffffff );
	this.map = null;

	this.rotation = 0;

	this.fog = false;

	// set parameters

	this.setValues( parameters );

};

THREE.SpriteMaterial.prototype = Object.create( THREE.Material.prototype );
THREE.SpriteMaterial.prototype.constructor = THREE.SpriteMaterial;

THREE.SpriteMaterial.prototype.copy = function ( source ) {

	THREE.Material.prototype.copy.call( this, source );

	this.color.copy( source.color );
	this.map = source.map;

	this.rotation = source.rotation;

	this.fog = source.fog;

	return this;

};

// File:src/textures/Texture.js

/**
 * @author mrdoob / http://mrdoob.com/
 * @author alteredq / http://alteredqualia.com/
 * @author szimek / https://github.com/szimek/
 */

THREE.Texture = function ( image, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy ) {

	Object.defineProperty( this, 'id', { value: THREE.TextureIdCount ++ } );

	this.uuid = THREE.Math.generateUUID();

	this.name = '';
	this.sourceFile = '';

	this.image = image !== undefined ? image : THREE.Texture.DEFAULT_IMAGE;
	this.mipmaps = [];

	this.mapping = mapping !== undefined ? mapping : THREE.Texture.DEFAULT_MAPPING;

	this.wrapS = wrapS !== undefined ? wrapS : THREE.ClampToEdgeWrapping;
	this.wrapT = wrapT !== undefined ? wrapT : THREE.ClampToEdgeWrapping;

	this.magFilter = magFilter !== undefined ? magFilter : THREE.LinearFilter;
	this.minFilter = minFilter !== undefined ? minFilter : THREE.LinearMipMapLinearFilter;

	this.anisotropy = anisotropy !== undefined ? anisotropy : 1;

	this.format = format !== undefined ? format : THREE.RGBAFormat;
	this.type = type !== undefined ? type : THREE.UnsignedByteType;

	this.offset = new THREE.Vector2( 0, 0 );
	this.repeat = new THREE.Vector2( 1, 1 );

	this.generateMipmaps = true;
	this.premultiplyAlpha = false;
	this.flipY = true;
	this.unpackAlignment = 4; // valid values: 1, 2, 4, 8 (see http://www.khronos.org/opengles/sdk/docs/man/xhtml/glPixelStorei.xml)

	this.version = 0;
	this.onUpdate = null;

};

THREE.Texture.DEFAULT_IMAGE = undefined;
THREE.Texture.DEFAULT_MAPPING = THREE.UVMapping;

THREE.Texture.prototype = {

	constructor: THREE.Texture,

	set needsUpdate ( value ) {

		if ( value === true ) this.version ++;

	},

	clone: function () {

		return new this.constructor().copy( this );

	},

	copy: function ( source ) {

		this.image = source.image;
		this.mipmaps = source.mipmaps.slice( 0 );

		this.mapping = source.mapping;

		this.wrapS = source.wrapS;
		this.wrapT = source.wrapT;

		this.magFilter = source.magFilter;
		this.minFilter = source.minFilter;

		this.anisotropy = source.anisotropy;

		this.format = source.format;
		this.type = source.type;

		this.offset.copy( source.offset );
		this.repeat.copy( source.repeat );

		this.generateMipmaps = source.generateMipmaps;
		this.premultiplyAlpha = source.premultiplyAlpha;
		this.flipY = source.flipY;
		this.unpackAlignment = source.unpackAlignment;

		return this;

	},

	toJSON: function ( meta ) {

		if ( meta.textures[ this.uuid ] !== undefined ) {

			return meta.textures[ this.uuid ];

		}

		function getDataURL( image ) {

			var canvas;

			if ( image.toDataURL !== undefined ) {

				canvas = image;

			} else {

				canvas = document.createElement( 'canvas' );
				canvas.width = image.width;
				canvas.height = image.height;

				canvas.getContext( '2d' ).drawImage( image, 0, 0, image.width, image.height );

			}

			if ( canvas.width > 2048 || canvas.height > 2048 ) {

				return canvas.toDataURL( 'image/jpeg', 0.6 );

			} else {

				return canvas.toDataURL( 'image/png' );

			}

		}

		var output = {
			metadata: {
				version: 4.4,
				type: 'Texture',
				generator: 'Texture.toJSON'
			},

			uuid: this.uuid,
			name: this.name,

			mapping: this.mapping,

			repeat: [ this.repeat.x, this.repeat.y ],
			offset: [ this.offset.x, this.offset.y ],
			wrap: [ this.wrapS, this.wrapT ],

			minFilter: this.minFilter,
			magFilter: this.magFilter,
			anisotropy: this.anisotropy
		};

		if ( this.image !== undefined ) {

			// TODO: Move to THREE.Image

			var image = this.image;

			if ( image.uuid === undefined ) {

				image.uuid = THREE.Math.generateUUID(); // UGH

			}

			if ( meta.images[ image.uuid ] === undefined ) {

				meta.images[ image.uuid ] = {
					uuid: image.uuid,
					url: getDataURL( image )
				};

			}

			output.image = image.uuid;

		}

		meta.textures[ this.uuid ] = output;

		return output;

	},

	dispose: function () {

		this.dispatchEvent( { type: 'dispose' } );

	},

	transformUv: function ( uv ) {

		if ( this.mapping !== THREE.UVMapping )  return;

		uv.multiply( this.repeat );
		uv.add( this.offset );

		if ( uv.x < 0 || uv.x > 1 ) {

			switch ( this.wrapS ) {

				case THREE.RepeatWrapping:

					uv.x = uv.x - Math.floor( uv.x );
					break;

				case THREE.ClampToEdgeWrapping:

					uv.x = uv.x < 0 ? 0 : 1;
					break;

				case THREE.MirroredRepeatWrapping:

					if ( Math.abs( Math.floor( uv.x ) % 2 ) === 1 ) {

						uv.x = Math.ceil( uv.x ) - uv.x;

					} else {

						uv.x = uv.x - Math.floor( uv.x );

					}
					break;

			}

		}

		if ( uv.y < 0 || uv.y > 1 ) {

			switch ( this.wrapT ) {

				case THREE.RepeatWrapping:

					uv.y = uv.y - Math.floor( uv.y );
					break;

				case THREE.ClampToEdgeWrapping:

					uv.y = uv.y < 0 ? 0 : 1;
					break;

				case THREE.MirroredRepeatWrapping:

					if ( Math.abs( Math.floor( uv.y ) % 2 ) === 1 ) {

						uv.y = Math.ceil( uv.y ) - uv.y;

					} else {

						uv.y = uv.y - Math.floor( uv.y );

					}
					break;

			}

		}

		if ( this.flipY ) {

			uv.y = 1 - uv.y;

		}

	}

};

THREE.EventDispatcher.prototype.apply( THREE.Texture.prototype );

THREE.TextureIdCount = 0;

// File:src/textures/CanvasTexture.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.CanvasTexture = function ( canvas, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy ) {

	THREE.Texture.call( this, canvas, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy );

	this.needsUpdate = true;

};

THREE.CanvasTexture.prototype = Object.create( THREE.Texture.prototype );
THREE.CanvasTexture.prototype.constructor = THREE.CanvasTexture;

// File:src/textures/CubeTexture.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.CubeTexture = function ( images, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy ) {

	mapping = mapping !== undefined ? mapping : THREE.CubeReflectionMapping;

	THREE.Texture.call( this, images, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy );

	this.images = images;
	this.flipY = false;

};

THREE.CubeTexture.prototype = Object.create( THREE.Texture.prototype );
THREE.CubeTexture.prototype.constructor = THREE.CubeTexture;

THREE.CubeTexture.prototype.copy = function ( source ) {

	THREE.Texture.prototype.copy.call( this, source );
	
	this.images = source.images;
	
	return this;

};
// File:src/textures/CompressedTexture.js

/**
 * @author alteredq / http://alteredqualia.com/
 */

THREE.CompressedTexture = function ( mipmaps, width, height, format, type, mapping, wrapS, wrapT, magFilter, minFilter, anisotropy ) {

	THREE.Texture.call( this, null, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy );

	this.image = { width: width, height: height };
	this.mipmaps = mipmaps;

	// no flipping for cube textures
	// (also flipping doesn't work for compressed textures )

	this.flipY = false;

	// can't generate mipmaps for compressed textures
	// mips must be embedded in DDS files

	this.generateMipmaps = false;

};

THREE.CompressedTexture.prototype = Object.create( THREE.Texture.prototype );
THREE.CompressedTexture.prototype.constructor = THREE.CompressedTexture;

// File:src/textures/DataTexture.js

/**
 * @author alteredq / http://alteredqualia.com/
 */

THREE.DataTexture = function ( data, width, height, format, type, mapping, wrapS, wrapT, magFilter, minFilter, anisotropy ) {

	THREE.Texture.call( this, null, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy );

	this.image = { data: data, width: width, height: height };

	this.magFilter = magFilter !== undefined ? magFilter : THREE.NearestFilter;
	this.minFilter = minFilter !== undefined ? minFilter : THREE.NearestFilter;
	
	this.flipY = false;
	this.generateMipmaps  = false;

};

THREE.DataTexture.prototype = Object.create( THREE.Texture.prototype );
THREE.DataTexture.prototype.constructor = THREE.DataTexture;

// File:src/textures/VideoTexture.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.VideoTexture = function ( video, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy ) {

	THREE.Texture.call( this, video, mapping, wrapS, wrapT, magFilter, minFilter, format, type, anisotropy );

	this.generateMipmaps = false;

	var scope = this;

	function update() {

		requestAnimationFrame( update );

		if ( video.readyState === video.HAVE_ENOUGH_DATA ) {

			scope.needsUpdate = true;

		}

	}

	update();

};

THREE.VideoTexture.prototype = Object.create( THREE.Texture.prototype );
THREE.VideoTexture.prototype.constructor = THREE.VideoTexture;

// File:src/objects/Group.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.Group = function () {

	THREE.Object3D.call( this );

	this.type = 'Group';

};

THREE.Group.prototype = Object.create( THREE.Object3D.prototype );
THREE.Group.prototype.constructor = THREE.Group;
// File:src/objects/Points.js

/**
 * @author alteredq / http://alteredqualia.com/
 */

THREE.Points = function ( geometry, material ) {

	THREE.Object3D.call( this );

	this.type = 'Points';

	this.geometry = geometry !== undefined ? geometry : new THREE.Geometry();
	this.material = material !== undefined ? material : new THREE.PointsMaterial( { color: Math.random() * 0xffffff } );

};

THREE.Points.prototype = Object.create( THREE.Object3D.prototype );
THREE.Points.prototype.constructor = THREE.Points;

THREE.Points.prototype.raycast = ( function () {

	var inverseMatrix = new THREE.Matrix4();
	var ray = new THREE.Ray();

	return function raycast( raycaster, intersects ) {

		var object = this;
		var geometry = object.geometry;
		var threshold = raycaster.params.Points.threshold;

		inverseMatrix.getInverse( this.matrixWorld );
		ray.copy( raycaster.ray ).applyMatrix4( inverseMatrix );

		if ( geometry.boundingBox !== null ) {

			if ( ray.isIntersectionBox( geometry.boundingBox ) === false ) {

				return;

			}

		}

		var localThreshold = threshold / ( ( this.scale.x + this.scale.y + this.scale.z ) / 3 );
		var localThresholdSq = localThreshold * localThreshold;
		var position = new THREE.Vector3();

		function testPoint( point, index ) {

			var rayPointDistanceSq = ray.distanceSqToPoint( point );

			if ( rayPointDistanceSq < localThresholdSq ) {

				var intersectPoint = ray.closestPointToPoint( point );
				intersectPoint.applyMatrix4( object.matrixWorld );

				var distance = raycaster.ray.origin.distanceTo( intersectPoint );

				if ( distance < raycaster.near || distance > raycaster.far ) return;

				intersects.push( {

					distance: distance,
					distanceToRay: Math.sqrt( rayPointDistanceSq ),
					point: intersectPoint.clone(),
					index: index,
					face: null,
					object: object

				} );

			}

		}

		if ( geometry instanceof THREE.BufferGeometry ) {

			var index = geometry.index;
			var attributes = geometry.attributes;
			var positions = attributes.position.array;

			if ( index !== null ) {

				var indices = index.array;

				for ( var i = 0, il = indices.length; i < il; i ++ ) {

					var a = indices[ i ];

					position.fromArray( positions, a * 3 );

					testPoint( position, a );

				}

			} else {

				for ( var i = 0, l = positions.length / 3; i < l; i ++ ) {

					position.fromArray( positions, i * 3 );

					testPoint( position, i );

				}

			}

		} else {

			var vertices = geometry.vertices;

			for ( var i = 0, l = vertices.length; i < l; i ++ ) {

				testPoint( vertices[ i ], i );

			}

		}

	};

}() );

THREE.Points.prototype.clone = function () {

	return new this.constructor( this.geometry, this.material ).copy( this );

};

// Backwards compatibility

THREE.PointCloud = function ( geometry, material ) {

	console.warn( 'THREE.PointCloud has been renamed to THREE.Points.' );
	return new THREE.Points( geometry, material );

};

THREE.ParticleSystem = function ( geometry, material ) {

	console.warn( 'THREE.ParticleSystem has been renamed to THREE.Points.' );
	return new THREE.Points( geometry, material );

};

// File:src/objects/Line.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.Line = function ( geometry, material, mode ) {

	if ( mode === 1 ) {

		console.warn( 'THREE.Line: parameter THREE.LinePieces no longer supported. Created THREE.LineSegments instead.' );
		return new THREE.LineSegments( geometry, material );

	}

	THREE.Object3D.call( this );

	this.type = 'Line';

	this.geometry = geometry !== undefined ? geometry : new THREE.Geometry();
	this.material = material !== undefined ? material : new THREE.LineBasicMaterial( { color: Math.random() * 0xffffff } );

};

THREE.Line.prototype = Object.create( THREE.Object3D.prototype );
THREE.Line.prototype.constructor = THREE.Line;

THREE.Line.prototype.raycast = ( function () {

	var inverseMatrix = new THREE.Matrix4();
	var ray = new THREE.Ray();
	var sphere = new THREE.Sphere();

	return function raycast( raycaster, intersects ) {

		var precision = raycaster.linePrecision;
		var precisionSq = precision * precision;

		var geometry = this.geometry;

		if ( geometry.boundingSphere === null ) geometry.computeBoundingSphere();

		// Checking boundingSphere distance to ray

		sphere.copy( geometry.boundingSphere );
		sphere.applyMatrix4( this.matrixWorld );

		if ( raycaster.ray.isIntersectionSphere( sphere ) === false ) {

			return;

		}

		inverseMatrix.getInverse( this.matrixWorld );
		ray.copy( raycaster.ray ).applyMatrix4( inverseMatrix );

		var vStart = new THREE.Vector3();
		var vEnd = new THREE.Vector3();
		var interSegment = new THREE.Vector3();
		var interRay = new THREE.Vector3();
		var step = this instanceof THREE.LineSegments ? 2 : 1;

		if ( geometry instanceof THREE.BufferGeometry ) {

			var index = geometry.index;
			var attributes = geometry.attributes;

			if ( index !== null ) {

				var indices = index.array;
				var positions = attributes.position.array;

				for ( var i = 0, l = indices.length - 1; i < l; i += step ) {

					var a = indices[ i ];
					var b = indices[ i + 1 ];

					vStart.fromArray( positions, a * 3 );
					vEnd.fromArray( positions, b * 3 );

					var distSq = ray.distanceSqToSegment( vStart, vEnd, interRay, interSegment );

					if ( distSq > precisionSq ) continue;

					interRay.applyMatrix4( this.matrixWorld ); //Move back to world space for distance calculation

					var distance = raycaster.ray.origin.distanceTo( interRay );

					if ( distance < raycaster.near || distance > raycaster.far ) continue;

					intersects.push( {

						distance: distance,
						// What do we want? intersection point on the ray or on the segment??
						// point: raycaster.ray.at( distance ),
						point: interSegment.clone().applyMatrix4( this.matrixWorld ),
						index: i,
						face: null,
						faceIndex: null,
						object: this

					} );

				}

			} else {

				var positions = attributes.position.array;

				for ( var i = 0, l = positions.length / 3 - 1; i < l; i += step ) {

					vStart.fromArray( positions, 3 * i );
					vEnd.fromArray( positions, 3 * i + 3 );

					var distSq = ray.distanceSqToSegment( vStart, vEnd, interRay, interSegment );

					if ( distSq > precisionSq ) continue;

					interRay.applyMatrix4( this.matrixWorld ); //Move back to world space for distance calculation

					var distance = raycaster.ray.origin.distanceTo( interRay );

					if ( distance < raycaster.near || distance > raycaster.far ) continue;

					intersects.push( {

						distance: distance,
						// What do we want? intersection point on the ray or on the segment??
						// point: raycaster.ray.at( distance ),
						point: interSegment.clone().applyMatrix4( this.matrixWorld ),
						index: i,
						face: null,
						faceIndex: null,
						object: this

					} );

				}

			}

		} else if ( geometry instanceof THREE.Geometry ) {

			var vertices = geometry.vertices;
			var nbVertices = vertices.length;

			for ( var i = 0; i < nbVertices - 1; i += step ) {

				var distSq = ray.distanceSqToSegment( vertices[ i ], vertices[ i + 1 ], interRay, interSegment );

				if ( distSq > precisionSq ) continue;

				interRay.applyMatrix4( this.matrixWorld ); //Move back to world space for distance calculation

				var distance = raycaster.ray.origin.distanceTo( interRay );

				if ( distance < raycaster.near || distance > raycaster.far ) continue;

				intersects.push( {

					distance: distance,
					// What do we want? intersection point on the ray or on the segment??
					// point: raycaster.ray.at( distance ),
					point: interSegment.clone().applyMatrix4( this.matrixWorld ),
					index: i,
					face: null,
					faceIndex: null,
					object: this

				} );

			}

		}

	};

}() );

THREE.Line.prototype.clone = function () {

	return new this.constructor( this.geometry, this.material ).copy( this );

};

// DEPRECATED

THREE.LineStrip = 0;
THREE.LinePieces = 1;

// File:src/objects/LineSegments.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.LineSegments = function ( geometry, material ) {

	THREE.Line.call( this, geometry, material );

	this.type = 'LineSegments';

};

THREE.LineSegments.prototype = Object.create( THREE.Line.prototype );
THREE.LineSegments.prototype.constructor = THREE.LineSegments;

// File:src/objects/Mesh.js

/**
 * @author mrdoob / http://mrdoob.com/
 * @author alteredq / http://alteredqualia.com/
 * @author mikael emtinger / http://gomo.se/
 * @author jonobr1 / http://jonobr1.com/
 */

THREE.Mesh = function ( geometry, material ) {

	THREE.Object3D.call( this );

	this.type = 'Mesh';

	this.geometry = geometry !== undefined ? geometry : new THREE.Geometry();
	this.material = material !== undefined ? material : new THREE.MeshBasicMaterial( { color: Math.random() * 0xffffff } );

	this.updateMorphTargets();

};

THREE.Mesh.prototype = Object.create( THREE.Object3D.prototype );
THREE.Mesh.prototype.constructor = THREE.Mesh;

THREE.Mesh.prototype.updateMorphTargets = function () {

	if ( this.geometry.morphTargets !== undefined && this.geometry.morphTargets.length > 0 ) {

		this.morphTargetBase = - 1;
		this.morphTargetInfluences = [];
		this.morphTargetDictionary = {};

		for ( var m = 0, ml = this.geometry.morphTargets.length; m < ml; m ++ ) {

			this.morphTargetInfluences.push( 0 );
			this.morphTargetDictionary[ this.geometry.morphTargets[ m ].name ] = m;

		}

	}

};

THREE.Mesh.prototype.getMorphTargetIndexByName = function ( name ) {

	if ( this.morphTargetDictionary[ name ] !== undefined ) {

		return this.morphTargetDictionary[ name ];

	}

	console.warn( 'THREE.Mesh.getMorphTargetIndexByName: morph target ' + name + ' does not exist. Returning 0.' );

	return 0;

};


THREE.Mesh.prototype.raycast = ( function () {

	var inverseMatrix = new THREE.Matrix4();
	var ray = new THREE.Ray();
	var sphere = new THREE.Sphere();

	var vA = new THREE.Vector3();
	var vB = new THREE.Vector3();
	var vC = new THREE.Vector3();

	var tempA = new THREE.Vector3();
	var tempB = new THREE.Vector3();
	var tempC = new THREE.Vector3();

	var uvA = new THREE.Vector2();
	var uvB = new THREE.Vector2();
	var uvC = new THREE.Vector2();

	var barycoord = new THREE.Vector3();

	var intersectionPoint = new THREE.Vector3();
	var intersectionPointWorld = new THREE.Vector3();

	function uvIntersection( point, p1, p2, p3, uv1, uv2, uv3 ) {

		THREE.Triangle.barycoordFromPoint( point, p1, p2, p3, barycoord );

		uv1.multiplyScalar( barycoord.x );
		uv2.multiplyScalar( barycoord.y );
		uv3.multiplyScalar( barycoord.z );

		uv1.add( uv2 ).add( uv3 );

		return uv1.clone();

	}

	function checkIntersection( object, raycaster, ray, pA, pB, pC, point ){

		var intersect;
		var material = object.material;

		if ( material.side === THREE.BackSide ) {

			intersect = ray.intersectTriangle( pC, pB, pA, true, point );

		} else {

			intersect = ray.intersectTriangle( pA, pB, pC, material.side !== THREE.DoubleSide, point );

		}

		if ( intersect === null ) return null;

		intersectionPointWorld.copy( point );
		intersectionPointWorld.applyMatrix4( object.matrixWorld );

		var distance = raycaster.ray.origin.distanceTo( intersectionPointWorld );

		if ( distance < raycaster.near || distance > raycaster.far ) return null;

		return {
			distance: distance,
			point: intersectionPointWorld.clone(),
			object: object
		};

	}

	function checkBufferGeometryIntersection( object, raycaster, ray, positions, uvs, a, b, c ) {

		vA.fromArray( positions, a * 3 );
		vB.fromArray( positions, b * 3 );
		vC.fromArray( positions, c * 3 );

		var intersection = checkIntersection( object, raycaster, ray, vA, vB, vC, intersectionPoint );

		if ( intersection ) {

			if ( uvs ) {

				uvA.fromArray( uvs, a * 2 );
				uvB.fromArray( uvs, b * 2 );
				uvC.fromArray( uvs, c * 2 );

				intersection.uv = uvIntersection( intersectionPoint,  vA, vB, vC,  uvA, uvB, uvC );

			}

			intersection.face = new THREE.Face3( a, b, c, THREE.Triangle.normal( vA, vB, vC ) );
			intersection.faceIndex = a;

		}

		return intersection;

	}

	return function raycast( raycaster, intersects ) {

		var geometry = this.geometry;
		var material = this.material;

		if ( material === undefined ) return;

		// Checking boundingSphere distance to ray

		if ( geometry.boundingSphere === null ) geometry.computeBoundingSphere();

		var matrixWorld = this.matrixWorld;

		sphere.copy( geometry.boundingSphere );
		sphere.applyMatrix4( matrixWorld );

		if ( raycaster.ray.isIntersectionSphere( sphere ) === false ) return;

		// Check boundingBox before continuing

		inverseMatrix.getInverse( matrixWorld );
		ray.copy( raycaster.ray ).applyMatrix4( inverseMatrix );

		if ( geometry.boundingBox !== null ) {

			if ( ray.isIntersectionBox( geometry.boundingBox ) === false ) return;

		}

		var uvs, intersection;

		if ( geometry instanceof THREE.BufferGeometry ) {

			var a, b, c;
			var index = geometry.index;
			var attributes = geometry.attributes;
			var positions = attributes.position.array;

			if ( attributes.uv !== undefined ){

				uvs = attributes.uv.array;

			}

			if ( index !== null ) {

				var indices = index.array;

				for ( var i = 0, l = indices.length; i < l; i += 3 ) {

					a = indices[ i ];
					b = indices[ i + 1 ];
					c = indices[ i + 2 ];

					intersection = checkBufferGeometryIntersection( this, raycaster, ray, positions, uvs, a, b, c );

					if ( intersection ) {

						intersection.faceIndex = Math.floor( i / 3 ); // triangle number in indices buffer semantics
						intersects.push( intersection );

					}

				}

			} else {


				for ( var i = 0, l = positions.length; i < l; i += 9 ) {

					a = i / 3;
					b = a + 1;
					c = a + 2;

					intersection = checkBufferGeometryIntersection( this, raycaster, ray, positions, uvs, a, b, c );

					if ( intersection ) {

						intersection.index = a; // triangle number in positions buffer semantics
						intersects.push( intersection );

					}

				}

			}

		} else if ( geometry instanceof THREE.Geometry ) {

			var fvA, fvB, fvC;
			var isFaceMaterial = material instanceof THREE.MeshFaceMaterial;
			var materials = isFaceMaterial === true ? material.materials : null;

			var vertices = geometry.vertices;
			var faces = geometry.faces;
			var faceVertexUvs = geometry.faceVertexUvs[ 0 ];
			if ( faceVertexUvs.length > 0 ) uvs = faceVertexUvs;

			for ( var f = 0, fl = faces.length; f < fl; f ++ ) {

				var face = faces[ f ];
				var faceMaterial = isFaceMaterial === true ? materials[ face.materialIndex ] : material;

				if ( faceMaterial === undefined ) continue;

				fvA = vertices[ face.a ];
				fvB = vertices[ face.b ];
				fvC = vertices[ face.c ];

				if ( faceMaterial.morphTargets === true ) {

					var morphTargets = geometry.morphTargets;
					var morphInfluences = this.morphTargetInfluences;

					vA.set( 0, 0, 0 );
					vB.set( 0, 0, 0 );
					vC.set( 0, 0, 0 );

					for ( var t = 0, tl = morphTargets.length; t < tl; t ++ ) {

						var influence = morphInfluences[ t ];

						if ( influence === 0 ) continue;

						var targets = morphTargets[ t ].vertices;

						vA.addScaledVector( tempA.subVectors( targets[ face.a ], fvA ), influence );
						vB.addScaledVector( tempB.subVectors( targets[ face.b ], fvB ), influence );
						vC.addScaledVector( tempC.subVectors( targets[ face.c ], fvC ), influence );

					}

					vA.add( fvA );
					vB.add( fvB );
					vC.add( fvC );

					fvA = vA;
					fvB = vB;
					fvC = vC;

				}

				intersection = checkIntersection( this, raycaster, ray, fvA, fvB, fvC, intersectionPoint );

				if ( intersection ) {

					if ( uvs ) {

						var uvs_f = uvs[ f ];
						uvA.copy( uvs_f[ 0 ] );
						uvB.copy( uvs_f[ 1 ] );
						uvC.copy( uvs_f[ 2 ] );

						intersection.uv = uvIntersection( intersectionPoint, fvA, fvB, fvC, uvA, uvB, uvC );

					}

					intersection.face = face;
					intersection.faceIndex = f;
					intersects.push( intersection );

				}

			}

		}

	};

}() );

THREE.Mesh.prototype.clone = function () {

	return new this.constructor( this.geometry, this.material ).copy( this );

};

// File:src/objects/Bone.js

/**
 * @author mikael emtinger / http://gomo.se/
 * @author alteredq / http://alteredqualia.com/
 * @author ikerr / http://verold.com
 */

THREE.Bone = function ( skin ) {

	THREE.Object3D.call( this );

	this.type = 'Bone';

	this.skin = skin;

};

THREE.Bone.prototype = Object.create( THREE.Object3D.prototype );
THREE.Bone.prototype.constructor = THREE.Bone;

THREE.Bone.prototype.copy = function ( source ) {
	
	THREE.Object3D.prototype.copy.call( this, source );
	
	this.skin = source.skin;
	
	return this;

};

// File:src/objects/Skeleton.js

/**
 * @author mikael emtinger / http://gomo.se/
 * @author alteredq / http://alteredqualia.com/
 * @author michael guerrero / http://realitymeltdown.com
 * @author ikerr / http://verold.com
 */

THREE.Skeleton = function ( bones, boneInverses, useVertexTexture ) {

	this.useVertexTexture = useVertexTexture !== undefined ? useVertexTexture : true;

	this.identityMatrix = new THREE.Matrix4();

	// copy the bone array

	bones = bones || [];

	this.bones = bones.slice( 0 );

	// create a bone texture or an array of floats

	if ( this.useVertexTexture ) {

		// layout (1 matrix = 4 pixels)
		//      RGBA RGBA RGBA RGBA (=> column1, column2, column3, column4)
		//  with  8x8  pixel texture max   16 bones * 4 pixels =  (8 * 8)
		//       16x16 pixel texture max   64 bones * 4 pixels = (16 * 16)
		//       32x32 pixel texture max  256 bones * 4 pixels = (32 * 32)
		//       64x64 pixel texture max 1024 bones * 4 pixels = (64 * 64)

		
		var size = Math.sqrt( this.bones.length * 4 ); // 4 pixels needed for 1 matrix
		size = THREE.Math.nextPowerOfTwo( Math.ceil( size ) );
		size = Math.max( size, 4 );

		this.boneTextureWidth = size;
		this.boneTextureHeight = size;

		this.boneMatrices = new Float32Array( this.boneTextureWidth * this.boneTextureHeight * 4 ); // 4 floats per RGBA pixel
		this.boneTexture = new THREE.DataTexture( this.boneMatrices, this.boneTextureWidth, this.boneTextureHeight, THREE.RGBAFormat, THREE.FloatType );

	} else {

		this.boneMatrices = new Float32Array( 16 * this.bones.length );

	}

	// use the supplied bone inverses or calculate the inverses

	if ( boneInverses === undefined ) {

		this.calculateInverses();

	} else {

		if ( this.bones.length === boneInverses.length ) {

			this.boneInverses = boneInverses.slice( 0 );

		} else {

			console.warn( 'THREE.Skeleton bonInverses is the wrong length.' );

			this.boneInverses = [];

			for ( var b = 0, bl = this.bones.length; b < bl; b ++ ) {

				this.boneInverses.push( new THREE.Matrix4() );

			}

		}

	}

};

THREE.Skeleton.prototype.calculateInverses = function () {

	this.boneInverses = [];

	for ( var b = 0, bl = this.bones.length; b < bl; b ++ ) {

		var inverse = new THREE.Matrix4();

		if ( this.bones[ b ] ) {

			inverse.getInverse( this.bones[ b ].matrixWorld );

		}

		this.boneInverses.push( inverse );

	}

};

THREE.Skeleton.prototype.pose = function () {

	var bone;

	// recover the bind-time world matrices

	for ( var b = 0, bl = this.bones.length; b < bl; b ++ ) {

		bone = this.bones[ b ];

		if ( bone ) {

			bone.matrixWorld.getInverse( this.boneInverses[ b ] );

		}

	}

	// compute the local matrices, positions, rotations and scales

	for ( var b = 0, bl = this.bones.length; b < bl; b ++ ) {

		bone = this.bones[ b ];

		if ( bone ) {

			if ( bone.parent ) {

				bone.matrix.getInverse( bone.parent.matrixWorld );
				bone.matrix.multiply( bone.matrixWorld );

			} else {

				bone.matrix.copy( bone.matrixWorld );

			}

			bone.matrix.decompose( bone.position, bone.quaternion, bone.scale );

		}

	}

};

THREE.Skeleton.prototype.update = ( function () {

	var offsetMatrix = new THREE.Matrix4();

	return function update() {

		// flatten bone matrices to array

		for ( var b = 0, bl = this.bones.length; b < bl; b ++ ) {

			// compute the offset between the current and the original transform

			var matrix = this.bones[ b ] ? this.bones[ b ].matrixWorld : this.identityMatrix;

			offsetMatrix.multiplyMatrices( matrix, this.boneInverses[ b ] );
			offsetMatrix.flattenToArrayOffset( this.boneMatrices, b * 16 );

		}

		if ( this.useVertexTexture ) {

			this.boneTexture.needsUpdate = true;

		}

	};

} )();

THREE.Skeleton.prototype.clone = function () {

	return new THREE.Skeleton( this.bones, this.boneInverses, this.useVertexTexture );

};

// File:src/objects/SkinnedMesh.js

/**
 * @author mikael emtinger / http://gomo.se/
 * @author alteredq / http://alteredqualia.com/
 * @author ikerr / http://verold.com
 */

THREE.SkinnedMesh = function ( geometry, material, useVertexTexture ) {

	THREE.Mesh.call( this, geometry, material );

	this.type = 'SkinnedMesh';

	this.bindMode = "attached";
	this.bindMatrix = new THREE.Matrix4();
	this.bindMatrixInverse = new THREE.Matrix4();

	// init bones

	// TODO: remove bone creation as there is no reason (other than
	// convenience) for THREE.SkinnedMesh to do this.

	var bones = [];

	if ( this.geometry && this.geometry.bones !== undefined ) {

		var bone, gbone;

		for ( var b = 0, bl = this.geometry.bones.length; b < bl; ++ b ) {

			gbone = this.geometry.bones[ b ];

			bone = new THREE.Bone( this );
			bones.push( bone );

			bone.name = gbone.name;
			bone.position.fromArray( gbone.pos );
			bone.quaternion.fromArray( gbone.rotq );
			if ( gbone.scl !== undefined ) bone.scale.fromArray( gbone.scl );

		}

		for ( var b = 0, bl = this.geometry.bones.length; b < bl; ++ b ) {

			gbone = this.geometry.bones[ b ];

			if ( gbone.parent !== - 1 && gbone.parent !== null) {

				bones[ gbone.parent ].add( bones[ b ] );

			} else {

				this.add( bones[ b ] );

			}

		}

	}

	this.normalizeSkinWeights();

	this.updateMatrixWorld( true );
	this.bind( new THREE.Skeleton( bones, undefined, useVertexTexture ), this.matrixWorld );

};


THREE.SkinnedMesh.prototype = Object.create( THREE.Mesh.prototype );
THREE.SkinnedMesh.prototype.constructor = THREE.SkinnedMesh;

THREE.SkinnedMesh.prototype.bind = function( skeleton, bindMatrix ) {

	this.skeleton = skeleton;

	if ( bindMatrix === undefined ) {

		this.updateMatrixWorld( true );
		
		this.skeleton.calculateInverses();

		bindMatrix = this.matrixWorld;

	}

	this.bindMatrix.copy( bindMatrix );
	this.bindMatrixInverse.getInverse( bindMatrix );

};

THREE.SkinnedMesh.prototype.pose = function () {

	this.skeleton.pose();

};

THREE.SkinnedMesh.prototype.normalizeSkinWeights = function () {

	if ( this.geometry instanceof THREE.Geometry ) {

		for ( var i = 0; i < this.geometry.skinIndices.length; i ++ ) {

			var sw = this.geometry.skinWeights[ i ];

			var scale = 1.0 / sw.lengthManhattan();

			if ( scale !== Infinity ) {

				sw.multiplyScalar( scale );

			} else {

				sw.set( 1 ); // this will be normalized by the shader anyway

			}

		}

	} else {

		// skinning weights assumed to be normalized for THREE.BufferGeometry

	}

};

THREE.SkinnedMesh.prototype.updateMatrixWorld = function( force ) {

	THREE.Mesh.prototype.updateMatrixWorld.call( this, true );

	if ( this.bindMode === "attached" ) {

		this.bindMatrixInverse.getInverse( this.matrixWorld );

	} else if ( this.bindMode === "detached" ) {

		this.bindMatrixInverse.getInverse( this.bindMatrix );

	} else {

		console.warn( 'THREE.SkinnedMesh unrecognized bindMode: ' + this.bindMode );

	}

};

THREE.SkinnedMesh.prototype.clone = function() {

	return new this.constructor( this.geometry, this.material, this.useVertexTexture ).copy( this );

};

// File:src/objects/LOD.js

/**
 * @author mikael emtinger / http://gomo.se/
 * @author alteredq / http://alteredqualia.com/
 * @author mrdoob / http://mrdoob.com/
 */

THREE.LOD = function () {

	THREE.Object3D.call( this );

	this.type = 'LOD';

	Object.defineProperties( this, {
		levels: {
			enumerable: true,
			value: []
		},
		objects: {
			get: function () {

				console.warn( 'THREE.LOD: .objects has been renamed to .levels.' );
				return this.levels;

			}
		}
	} );

};


THREE.LOD.prototype = Object.create( THREE.Object3D.prototype );
THREE.LOD.prototype.constructor = THREE.LOD;

THREE.LOD.prototype.addLevel = function ( object, distance ) {

	if ( distance === undefined ) distance = 0;

	distance = Math.abs( distance );

	var levels = this.levels;

	for ( var l = 0; l < levels.length; l ++ ) {

		if ( distance < levels[ l ].distance ) {

			break;

		}

	}

	levels.splice( l, 0, { distance: distance, object: object } );

	this.add( object );

};

THREE.LOD.prototype.getObjectForDistance = function ( distance ) {

	var levels = this.levels;

	for ( var i = 1, l = levels.length; i < l; i ++ ) {

		if ( distance < levels[ i ].distance ) {

			break;

		}

	}

	return levels[ i - 1 ].object;

};

THREE.LOD.prototype.raycast = ( function () {

	var matrixPosition = new THREE.Vector3();

	return function raycast( raycaster, intersects ) {

		matrixPosition.setFromMatrixPosition( this.matrixWorld );

		var distance = raycaster.ray.origin.distanceTo( matrixPosition );

		this.getObjectForDistance( distance ).raycast( raycaster, intersects );

	};

}() );

THREE.LOD.prototype.update = function () {

	var v1 = new THREE.Vector3();
	var v2 = new THREE.Vector3();

	return function update( camera ) {

		var levels = this.levels;

		if ( levels.length > 1 ) {

			v1.setFromMatrixPosition( camera.matrixWorld );
			v2.setFromMatrixPosition( this.matrixWorld );

			var distance = v1.distanceTo( v2 );

			levels[ 0 ].object.visible = true;

			for ( var i = 1, l = levels.length; i < l; i ++ ) {

				if ( distance >= levels[ i ].distance ) {

					levels[ i - 1 ].object.visible = false;
					levels[ i ].object.visible = true;

				} else {

					break;

				}

			}

			for ( ; i < l; i ++ ) {

				levels[ i ].object.visible = false;

			}

		}

	};

}();

THREE.LOD.prototype.copy = function ( source ) {

	THREE.Object3D.prototype.copy.call( this, source, false );

	var levels = source.levels;

	for ( var i = 0, l = levels.length; i < l; i ++ ) {

		var level = levels[ i ];

		this.addLevel( level.object.clone(), level.distance );

	}

	return this;

};

THREE.LOD.prototype.toJSON = function ( meta ) {

	var data = THREE.Object3D.prototype.toJSON.call( this, meta );

	data.object.levels = [];

	var levels = this.levels;

	for ( var i = 0, l = levels.length; i < l; i ++ ) {

		var level = levels[ i ];

		data.object.levels.push( {
			object: level.object.uuid,
			distance: level.distance
		} );

	}

	return data;

};

// File:src/objects/Sprite.js

/**
 * @author mikael emtinger / http://gomo.se/
 * @author alteredq / http://alteredqualia.com/
 */

THREE.Sprite = ( function () {

	var indices = new Uint16Array( [ 0, 1, 2,  0, 2, 3 ] );
	var vertices = new Float32Array( [ - 0.5, - 0.5, 0,   0.5, - 0.5, 0,   0.5, 0.5, 0,   - 0.5, 0.5, 0 ] );
	var uvs = new Float32Array( [ 0, 0,   1, 0,   1, 1,   0, 1 ] );

	var geometry = new THREE.BufferGeometry();
	geometry.setIndex( new THREE.BufferAttribute( indices, 1 ) );
	geometry.addAttribute( 'position', new THREE.BufferAttribute( vertices, 3 ) );
	geometry.addAttribute( 'uv', new THREE.BufferAttribute( uvs, 2 ) );

	return function Sprite( material ) {

		THREE.Object3D.call( this );

		this.type = 'Sprite';

		this.geometry = geometry;
		this.material = ( material !== undefined ) ? material : new THREE.SpriteMaterial();

	};

} )();

THREE.Sprite.prototype = Object.create( THREE.Object3D.prototype );
THREE.Sprite.prototype.constructor = THREE.Sprite;

THREE.Sprite.prototype.raycast = ( function () {

	var matrixPosition = new THREE.Vector3();

	return function raycast( raycaster, intersects ) {

		matrixPosition.setFromMatrixPosition( this.matrixWorld );

		var distanceSq = raycaster.ray.distanceSqToPoint( matrixPosition );
		var guessSizeSq = this.scale.x * this.scale.y;

		if ( distanceSq > guessSizeSq ) {

			return;

		}

		intersects.push( {

			distance: Math.sqrt( distanceSq ),
			point: this.position,
			face: null,
			object: this

		} );

	};

}() );

THREE.Sprite.prototype.clone = function () {

	return new this.constructor( this.material ).copy( this );

};

// Backwards compatibility

THREE.Particle = THREE.Sprite;

// File:src/objects/LensFlare.js

/**
 * @author mikael emtinger / http://gomo.se/
 * @author alteredq / http://alteredqualia.com/
 */

THREE.LensFlare = function ( texture, size, distance, blending, color ) {

	THREE.Object3D.call( this );

	this.lensFlares = [];

	this.positionScreen = new THREE.Vector3();
	this.customUpdateCallback = undefined;

	if ( texture !== undefined ) {

		this.add( texture, size, distance, blending, color );

	}

};

THREE.LensFlare.prototype = Object.create( THREE.Object3D.prototype );
THREE.LensFlare.prototype.constructor = THREE.LensFlare;


/*
 * Add: adds another flare
 */

THREE.LensFlare.prototype.add = function ( texture, size, distance, blending, color, opacity ) {

	if ( size === undefined ) size = - 1;
	if ( distance === undefined ) distance = 0;
	if ( opacity === undefined ) opacity = 1;
	if ( color === undefined ) color = new THREE.Color( 0xffffff );
	if ( blending === undefined ) blending = THREE.NormalBlending;

	distance = Math.min( distance, Math.max( 0, distance ) );

	this.lensFlares.push( {
		texture: texture,	// THREE.Texture
		size: size, 		// size in pixels (-1 = use texture.width)
		distance: distance, 	// distance (0-1) from light source (0=at light source)
		x: 0, y: 0, z: 0,	// screen position (-1 => 1) z = 0 is in front z = 1 is back
		scale: 1, 		// scale
		rotation: 0, 		// rotation
		opacity: opacity,	// opacity
		color: color,		// color
		blending: blending	// blending
	} );

};

/*
 * Update lens flares update positions on all flares based on the screen position
 * Set myLensFlare.customUpdateCallback to alter the flares in your project specific way.
 */

THREE.LensFlare.prototype.updateLensFlares = function () {

	var f, fl = this.lensFlares.length;
	var flare;
	var vecX = - this.positionScreen.x * 2;
	var vecY = - this.positionScreen.y * 2;

	for ( f = 0; f < fl; f ++ ) {

		flare = this.lensFlares[ f ];

		flare.x = this.positionScreen.x + vecX * flare.distance;
		flare.y = this.positionScreen.y + vecY * flare.distance;

		flare.wantedRotation = flare.x * Math.PI * 0.25;
		flare.rotation += ( flare.wantedRotation - flare.rotation ) * 0.25;

	}

};

THREE.LensFlare.prototype.copy = function ( source ) {

	THREE.Object3D.prototype.copy.call( this, source );

	this.positionScreen.copy( source.positionScreen );
	this.customUpdateCallback = source.customUpdateCallback;

	for ( var i = 0, l = source.lensFlares.length; i < l; i ++ ) {

		this.lensFlares.push( source.lensFlares[ i ] );

	}

	return this;

};

// File:src/scenes/Scene.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.Scene = function () {

	THREE.Object3D.call( this );

	this.type = 'Scene';

	this.fog = null;
	this.overrideMaterial = null;

	this.autoUpdate = true; // checked by the renderer

};

THREE.Scene.prototype = Object.create( THREE.Object3D.prototype );
THREE.Scene.prototype.constructor = THREE.Scene;

THREE.Scene.prototype.copy = function ( source ) {

	THREE.Object3D.prototype.copy.call( this, source );

	if ( source.fog !== null ) this.fog = source.fog.clone();
	if ( source.overrideMaterial !== null ) this.overrideMaterial = source.overrideMaterial.clone();

	this.autoUpdate = source.autoUpdate;
	this.matrixAutoUpdate = source.matrixAutoUpdate;

	return this;

};

// File:src/scenes/Fog.js

/**
 * @author mrdoob / http://mrdoob.com/
 * @author alteredq / http://alteredqualia.com/
 */

THREE.Fog = function ( color, near, far ) {

	this.name = '';

	this.color = new THREE.Color( color );

	this.near = ( near !== undefined ) ? near : 1;
	this.far = ( far !== undefined ) ? far : 1000;

};

THREE.Fog.prototype.clone = function () {

	return new THREE.Fog( this.color.getHex(), this.near, this.far );

};

// File:src/scenes/FogExp2.js

/**
 * @author mrdoob / http://mrdoob.com/
 * @author alteredq / http://alteredqualia.com/
 */

THREE.FogExp2 = function ( color, density ) {

	this.name = '';

	this.color = new THREE.Color( color );
	this.density = ( density !== undefined ) ? density : 0.00025;

};

THREE.FogExp2.prototype.clone = function () {

	return new THREE.FogExp2( this.color.getHex(), this.density );

};

// File:src/renderers/shaders/ShaderChunk.js

THREE.ShaderChunk = {};

// File:src/renderers/shaders/ShaderChunk/alphamap_fragment.glsl

THREE.ShaderChunk[ 'alphamap_fragment'] = "#ifdef USE_ALPHAMAP\n\n	diffuseColor.a *= texture2D( alphaMap, vUv ).g;\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/alphamap_pars_fragment.glsl

THREE.ShaderChunk[ 'alphamap_pars_fragment'] = "#ifdef USE_ALPHAMAP\n\n	uniform sampler2D alphaMap;\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/alphatest_fragment.glsl

THREE.ShaderChunk[ 'alphatest_fragment'] = "#ifdef ALPHATEST\n\n	if ( diffuseColor.a < ALPHATEST ) discard;\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/aomap_fragment.glsl

THREE.ShaderChunk[ 'aomap_fragment'] = "#ifdef USE_AOMAP\n\n	totalAmbientLight *= ( texture2D( aoMap, vUv2 ).r - 1.0 ) * aoMapIntensity + 1.0;\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/aomap_pars_fragment.glsl

THREE.ShaderChunk[ 'aomap_pars_fragment'] = "#ifdef USE_AOMAP\n\n	uniform sampler2D aoMap;\n	uniform float aoMapIntensity;\n\n#endif";

// File:src/renderers/shaders/ShaderChunk/begin_vertex.glsl

THREE.ShaderChunk[ 'begin_vertex'] = "\nvec3 transformed = vec3( position );\n";

// File:src/renderers/shaders/ShaderChunk/beginnormal_vertex.glsl

THREE.ShaderChunk[ 'beginnormal_vertex'] = "\nvec3 objectNormal = vec3( normal );\n";

// File:src/renderers/shaders/ShaderChunk/bumpmap_pars_fragment.glsl

THREE.ShaderChunk[ 'bumpmap_pars_fragment'] = "#ifdef USE_BUMPMAP\n\n	uniform sampler2D bumpMap;\n	uniform float bumpScale;\n\n\n\n	vec2 dHdxy_fwd() {\n\n		vec2 dSTdx = dFdx( vUv );\n		vec2 dSTdy = dFdy( vUv );\n\n		float Hll = bumpScale * texture2D( bumpMap, vUv ).x;\n		float dBx = bumpScale * texture2D( bumpMap, vUv + dSTdx ).x - Hll;\n		float dBy = bumpScale * texture2D( bumpMap, vUv + dSTdy ).x - Hll;\n\n		return vec2( dBx, dBy );\n\n	}\n\n	vec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy ) {\n\n		vec3 vSigmaX = dFdx( surf_pos );\n		vec3 vSigmaY = dFdy( surf_pos );\n		vec3 vN = surf_norm;\n		vec3 R1 = cross( vSigmaY, vN );\n		vec3 R2 = cross( vN, vSigmaX );\n\n		float fDet = dot( vSigmaX, R1 );\n\n		vec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 );\n		return normalize( abs( fDet ) * surf_norm - vGrad );\n\n	}\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/color_fragment.glsl

THREE.ShaderChunk[ 'color_fragment'] = "#ifdef USE_COLOR\n\n	diffuseColor.rgb *= vColor;\n\n#endif";

// File:src/renderers/shaders/ShaderChunk/color_pars_fragment.glsl

THREE.ShaderChunk[ 'color_pars_fragment'] = "#ifdef USE_COLOR\n\n	varying vec3 vColor;\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/color_pars_vertex.glsl

THREE.ShaderChunk[ 'color_pars_vertex'] = "#ifdef USE_COLOR\n\n	varying vec3 vColor;\n\n#endif";

// File:src/renderers/shaders/ShaderChunk/color_vertex.glsl

THREE.ShaderChunk[ 'color_vertex'] = "#ifdef USE_COLOR\n\n	vColor.xyz = color.xyz;\n\n#endif";

// File:src/renderers/shaders/ShaderChunk/common.glsl

THREE.ShaderChunk[ 'common'] = "#define PI 3.14159\n#define PI2 6.28318\n#define RECIPROCAL_PI2 0.15915494\n#define LOG2 1.442695\n#define EPSILON 1e-6\n\n#define saturate(a) clamp( a, 0.0, 1.0 )\n#define whiteCompliment(a) ( 1.0 - saturate( a ) )\n\nvec3 transformDirection( in vec3 normal, in mat4 matrix ) {\n\n	return normalize( ( matrix * vec4( normal, 0.0 ) ).xyz );\n\n}\n\nvec3 inverseTransformDirection( in vec3 normal, in mat4 matrix ) {\n\n	return normalize( ( vec4( normal, 0.0 ) * matrix ).xyz );\n\n}\n\nvec3 projectOnPlane(in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\n	float distance = dot( planeNormal, point - pointOnPlane );\n\n	return - distance * planeNormal + point;\n\n}\n\nfloat sideOfPlane( in vec3 point, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\n	return sign( dot( point - pointOnPlane, planeNormal ) );\n\n}\n\nvec3 linePlaneIntersect( in vec3 pointOnLine, in vec3 lineDirection, in vec3 pointOnPlane, in vec3 planeNormal ) {\n\n	return lineDirection * ( dot( planeNormal, pointOnPlane - pointOnLine ) / dot( planeNormal, lineDirection ) ) + pointOnLine;\n\n}\n\nfloat calcLightAttenuation( float lightDistance, float cutoffDistance, float decayExponent ) {\n\n	if ( decayExponent > 0.0 ) {\n\n	  return pow( saturate( -lightDistance / cutoffDistance + 1.0 ), decayExponent );\n\n	}\n\n	return 1.0;\n\n}\n\nvec3 F_Schlick( in vec3 specularColor, in float dotLH ) {\n\n\n	float fresnel = exp2( ( -5.55437 * dotLH - 6.98316 ) * dotLH );\n\n	return ( 1.0 - specularColor ) * fresnel + specularColor;\n\n}\n\nfloat G_BlinnPhong_Implicit( /* in float dotNL, in float dotNV */ ) {\n\n\n	return 0.25;\n\n}\n\nfloat D_BlinnPhong( in float shininess, in float dotNH ) {\n\n\n	return ( shininess * 0.5 + 1.0 ) * pow( dotNH, shininess );\n\n}\n\nvec3 BRDF_BlinnPhong( in vec3 specularColor, in float shininess, in vec3 normal, in vec3 lightDir, in vec3 viewDir ) {\n\n	vec3 halfDir = normalize( lightDir + viewDir );\n\n	float dotNH = saturate( dot( normal, halfDir ) );\n	float dotLH = saturate( dot( lightDir, halfDir ) );\n\n	vec3 F = F_Schlick( specularColor, dotLH );\n\n	float G = G_BlinnPhong_Implicit( /* dotNL, dotNV */ );\n\n	float D = D_BlinnPhong( shininess, dotNH );\n\n	return F * G * D;\n\n}\n\nvec3 inputToLinear( in vec3 a ) {\n\n	#ifdef GAMMA_INPUT\n\n		return pow( a, vec3( float( GAMMA_FACTOR ) ) );\n\n	#else\n\n		return a;\n\n	#endif\n\n}\n\nvec3 linearToOutput( in vec3 a ) {\n\n	#ifdef GAMMA_OUTPUT\n\n		return pow( a, vec3( 1.0 / float( GAMMA_FACTOR ) ) );\n\n	#else\n\n		return a;\n\n	#endif\n\n}\n";

// File:src/renderers/shaders/ShaderChunk/defaultnormal_vertex.glsl

THREE.ShaderChunk[ 'defaultnormal_vertex'] = "#ifdef FLIP_SIDED\n\n	objectNormal = -objectNormal;\n\n#endif\n\nvec3 transformedNormal = normalMatrix * objectNormal;\n";

// File:src/renderers/shaders/ShaderChunk/displacementmap_vertex.glsl

THREE.ShaderChunk[ 'displacementmap_vertex'] = "#ifdef USE_DISPLACEMENTMAP\n\n	transformed += normal * ( texture2D( displacementMap, uv ).x * displacementScale + displacementBias );\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/displacementmap_pars_vertex.glsl

THREE.ShaderChunk[ 'displacementmap_pars_vertex'] = "#ifdef USE_DISPLACEMENTMAP\n\n	uniform sampler2D displacementMap;\n	uniform float displacementScale;\n	uniform float displacementBias;\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/emissivemap_fragment.glsl

THREE.ShaderChunk[ 'emissivemap_fragment'] = "#ifdef USE_EMISSIVEMAP\n\n	vec4 emissiveColor = texture2D( emissiveMap, vUv );\n\n	emissiveColor.rgb = inputToLinear( emissiveColor.rgb );\n\n	totalEmissiveLight *= emissiveColor.rgb;\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/emissivemap_pars_fragment.glsl

THREE.ShaderChunk[ 'emissivemap_pars_fragment'] = "#ifdef USE_EMISSIVEMAP\n\n	uniform sampler2D emissiveMap;\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/envmap_fragment.glsl

THREE.ShaderChunk[ 'envmap_fragment'] = "#ifdef USE_ENVMAP\n\n	#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\n		vec3 cameraToVertex = normalize( vWorldPosition - cameraPosition );\n\n		vec3 worldNormal = inverseTransformDirection( normal, viewMatrix );\n\n		#ifdef ENVMAP_MODE_REFLECTION\n\n			vec3 reflectVec = reflect( cameraToVertex, worldNormal );\n\n		#else\n\n			vec3 reflectVec = refract( cameraToVertex, worldNormal, refractionRatio );\n\n		#endif\n\n	#else\n\n		vec3 reflectVec = vReflect;\n\n	#endif\n\n	#ifdef DOUBLE_SIDED\n		float flipNormal = ( float( gl_FrontFacing ) * 2.0 - 1.0 );\n	#else\n		float flipNormal = 1.0;\n	#endif\n\n	#ifdef ENVMAP_TYPE_CUBE\n		vec4 envColor = textureCube( envMap, flipNormal * vec3( flipEnvMap * reflectVec.x, reflectVec.yz ) );\n\n	#elif defined( ENVMAP_TYPE_EQUIREC )\n		vec2 sampleUV;\n		sampleUV.y = saturate( flipNormal * reflectVec.y * 0.5 + 0.5 );\n		sampleUV.x = atan( flipNormal * reflectVec.z, flipNormal * reflectVec.x ) * RECIPROCAL_PI2 + 0.5;\n		vec4 envColor = texture2D( envMap, sampleUV );\n\n	#elif defined( ENVMAP_TYPE_SPHERE )\n		vec3 reflectView = flipNormal * normalize((viewMatrix * vec4( reflectVec, 0.0 )).xyz + vec3(0.0,0.0,1.0));\n		vec4 envColor = texture2D( envMap, reflectView.xy * 0.5 + 0.5 );\n	#endif\n\n	envColor.xyz = inputToLinear( envColor.xyz );\n\n	#ifdef ENVMAP_BLENDING_MULTIPLY\n\n		outgoingLight = mix( outgoingLight, outgoingLight * envColor.xyz, specularStrength * reflectivity );\n\n	#elif defined( ENVMAP_BLENDING_MIX )\n\n		outgoingLight = mix( outgoingLight, envColor.xyz, specularStrength * reflectivity );\n\n	#elif defined( ENVMAP_BLENDING_ADD )\n\n		outgoingLight += envColor.xyz * specularStrength * reflectivity;\n\n	#endif\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/envmap_pars_fragment.glsl

THREE.ShaderChunk[ 'envmap_pars_fragment'] = "#ifdef USE_ENVMAP\n\n	uniform float reflectivity;\n	#ifdef ENVMAP_TYPE_CUBE\n		uniform samplerCube envMap;\n	#else\n		uniform sampler2D envMap;\n	#endif\n	uniform float flipEnvMap;\n\n	#if defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( PHONG )\n\n		uniform float refractionRatio;\n\n	#else\n\n		varying vec3 vReflect;\n\n	#endif\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/envmap_pars_vertex.glsl

THREE.ShaderChunk[ 'envmap_pars_vertex'] = "#if defined( USE_ENVMAP ) && ! defined( USE_BUMPMAP ) && ! defined( USE_NORMALMAP ) && ! defined( PHONG )\n\n	varying vec3 vReflect;\n\n	uniform float refractionRatio;\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/envmap_vertex.glsl

THREE.ShaderChunk[ 'envmap_vertex'] = "#if defined( USE_ENVMAP ) && ! defined( USE_BUMPMAP ) && ! defined( USE_NORMALMAP ) && ! defined( PHONG )\n\n	vec3 cameraToVertex = normalize( worldPosition.xyz - cameraPosition );\n\n	vec3 worldNormal = inverseTransformDirection( transformedNormal, viewMatrix );\n\n	#ifdef ENVMAP_MODE_REFLECTION\n\n		vReflect = reflect( cameraToVertex, worldNormal );\n\n	#else\n\n		vReflect = refract( cameraToVertex, worldNormal, refractionRatio );\n\n	#endif\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/fog_fragment.glsl

THREE.ShaderChunk[ 'fog_fragment'] = "#ifdef USE_FOG\n\n	#ifdef USE_LOGDEPTHBUF_EXT\n\n		float depth = gl_FragDepthEXT / gl_FragCoord.w;\n\n	#else\n\n		float depth = gl_FragCoord.z / gl_FragCoord.w;\n\n	#endif\n\n	#ifdef FOG_EXP2\n\n		float fogFactor = whiteCompliment( exp2( - fogDensity * fogDensity * depth * depth * LOG2 ) );\n\n	#else\n\n		float fogFactor = smoothstep( fogNear, fogFar, depth );\n\n	#endif\n	\n	outgoingLight = mix( outgoingLight, fogColor, fogFactor );\n\n#endif";

// File:src/renderers/shaders/ShaderChunk/fog_pars_fragment.glsl

THREE.ShaderChunk[ 'fog_pars_fragment'] = "#ifdef USE_FOG\n\n	uniform vec3 fogColor;\n\n	#ifdef FOG_EXP2\n\n		uniform float fogDensity;\n\n	#else\n\n		uniform float fogNear;\n		uniform float fogFar;\n	#endif\n\n#endif";

// File:src/renderers/shaders/ShaderChunk/hemilight_fragment.glsl

THREE.ShaderChunk[ 'hemilight_fragment'] = "#if MAX_HEMI_LIGHTS > 0\n\n	for ( int i = 0; i < MAX_HEMI_LIGHTS; i ++ ) {\n\n		vec3 lightDir = hemisphereLightDirection[ i ];\n\n		float dotProduct = dot( normal, lightDir );\n\n		float hemiDiffuseWeight = 0.5 * dotProduct + 0.5;\n\n		vec3 lightColor = mix( hemisphereLightGroundColor[ i ], hemisphereLightSkyColor[ i ], hemiDiffuseWeight );\n\n		totalAmbientLight += lightColor;\n\n	}\n\n#endif\n\n";

// File:src/renderers/shaders/ShaderChunk/lightmap_fragment.glsl

THREE.ShaderChunk[ 'lightmap_fragment'] = "#ifdef USE_LIGHTMAP\n\n	totalAmbientLight += texture2D( lightMap, vUv2 ).xyz * lightMapIntensity;\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/lightmap_pars_fragment.glsl

THREE.ShaderChunk[ 'lightmap_pars_fragment'] = "#ifdef USE_LIGHTMAP\n\n	uniform sampler2D lightMap;\n	uniform float lightMapIntensity;\n\n#endif";

// File:src/renderers/shaders/ShaderChunk/lights_lambert_pars_vertex.glsl

THREE.ShaderChunk[ 'lights_lambert_pars_vertex'] = "#if MAX_DIR_LIGHTS > 0\n\n	uniform vec3 directionalLightColor[ MAX_DIR_LIGHTS ];\n	uniform vec3 directionalLightDirection[ MAX_DIR_LIGHTS ];\n\n#endif\n\n#if MAX_HEMI_LIGHTS > 0\n\n	uniform vec3 hemisphereLightSkyColor[ MAX_HEMI_LIGHTS ];\n	uniform vec3 hemisphereLightGroundColor[ MAX_HEMI_LIGHTS ];\n	uniform vec3 hemisphereLightDirection[ MAX_HEMI_LIGHTS ];\n\n#endif\n\n#if MAX_POINT_LIGHTS > 0\n\n	uniform vec3 pointLightColor[ MAX_POINT_LIGHTS ];\n	uniform vec3 pointLightPosition[ MAX_POINT_LIGHTS ];\n	uniform float pointLightDistance[ MAX_POINT_LIGHTS ];\n	uniform float pointLightDecay[ MAX_POINT_LIGHTS ];\n\n#endif\n\n#if MAX_SPOT_LIGHTS > 0\n\n	uniform vec3 spotLightColor[ MAX_SPOT_LIGHTS ];\n	uniform vec3 spotLightPosition[ MAX_SPOT_LIGHTS ];\n	uniform vec3 spotLightDirection[ MAX_SPOT_LIGHTS ];\n	uniform float spotLightDistance[ MAX_SPOT_LIGHTS ];\n	uniform float spotLightAngleCos[ MAX_SPOT_LIGHTS ];\n	uniform float spotLightExponent[ MAX_SPOT_LIGHTS ];\n	uniform float spotLightDecay[ MAX_SPOT_LIGHTS ];\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/lights_lambert_vertex.glsl

THREE.ShaderChunk[ 'lights_lambert_vertex'] = "vLightFront = vec3( 0.0 );\n\n#ifdef DOUBLE_SIDED\n\n	vLightBack = vec3( 0.0 );\n\n#endif\n\nvec3 normal = normalize( transformedNormal );\n\n#if MAX_POINT_LIGHTS > 0\n\n	for ( int i = 0; i < MAX_POINT_LIGHTS; i ++ ) {\n\n		vec3 lightColor = pointLightColor[ i ];\n\n		vec3 lVector = pointLightPosition[ i ] - mvPosition.xyz;\n		vec3 lightDir = normalize( lVector );\n\n\n		float attenuation = calcLightAttenuation( length( lVector ), pointLightDistance[ i ], pointLightDecay[ i ] );\n\n\n		float dotProduct = dot( normal, lightDir );\n\n		vLightFront += lightColor * attenuation * saturate( dotProduct );\n\n		#ifdef DOUBLE_SIDED\n\n			vLightBack += lightColor * attenuation * saturate( - dotProduct );\n\n		#endif\n\n	}\n\n#endif\n\n#if MAX_SPOT_LIGHTS > 0\n\n	for ( int i = 0; i < MAX_SPOT_LIGHTS; i ++ ) {\n\n		vec3 lightColor = spotLightColor[ i ];\n\n		vec3 lightPosition = spotLightPosition[ i ];\n		vec3 lVector = lightPosition - mvPosition.xyz;\n		vec3 lightDir = normalize( lVector );\n\n		float spotEffect = dot( spotLightDirection[ i ], lightDir );\n\n		if ( spotEffect > spotLightAngleCos[ i ] ) {\n\n			spotEffect = saturate( pow( saturate( spotEffect ), spotLightExponent[ i ] ) );\n\n\n			float attenuation = calcLightAttenuation( length( lVector ), spotLightDistance[ i ], spotLightDecay[ i ] );\n\n			attenuation *= spotEffect;\n\n\n			float dotProduct = dot( normal, lightDir );\n\n			vLightFront += lightColor * attenuation * saturate( dotProduct );\n\n			#ifdef DOUBLE_SIDED\n\n				vLightBack += lightColor * attenuation * saturate( - dotProduct );\n\n			#endif\n\n		}\n\n	}\n\n#endif\n\n#if MAX_DIR_LIGHTS > 0\n\n	for ( int i = 0; i < MAX_DIR_LIGHTS; i ++ ) {\n\n		vec3 lightColor = directionalLightColor[ i ];\n\n		vec3 lightDir = directionalLightDirection[ i ];\n\n\n		float dotProduct = dot( normal, lightDir );\n\n		vLightFront += lightColor * saturate( dotProduct );\n\n		#ifdef DOUBLE_SIDED\n\n			vLightBack += lightColor * saturate( - dotProduct );\n\n		#endif\n\n	}\n\n#endif\n\n#if MAX_HEMI_LIGHTS > 0\n\n	for ( int i = 0; i < MAX_HEMI_LIGHTS; i ++ ) {\n\n		vec3 lightDir = hemisphereLightDirection[ i ];\n\n\n		float dotProduct = dot( normal, lightDir );\n\n		float hemiDiffuseWeight = 0.5 * dotProduct + 0.5;\n\n		vLightFront += mix( hemisphereLightGroundColor[ i ], hemisphereLightSkyColor[ i ], hemiDiffuseWeight );\n\n		#ifdef DOUBLE_SIDED\n\n			float hemiDiffuseWeightBack = - 0.5 * dotProduct + 0.5;\n\n			vLightBack += mix( hemisphereLightGroundColor[ i ], hemisphereLightSkyColor[ i ], hemiDiffuseWeightBack );\n\n		#endif\n\n	}\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/lights_phong_fragment.glsl

THREE.ShaderChunk[ 'lights_phong_fragment'] = "vec3 viewDir = normalize( vViewPosition );\n\nvec3 totalDiffuseLight = vec3( 0.0 );\nvec3 totalSpecularLight = vec3( 0.0 );\n\n#if MAX_POINT_LIGHTS > 0\n\n	for ( int i = 0; i < MAX_POINT_LIGHTS; i ++ ) {\n\n		vec3 lightColor = pointLightColor[ i ];\n\n		vec3 lightPosition = pointLightPosition[ i ];\n		vec3 lVector = lightPosition + vViewPosition.xyz;\n		vec3 lightDir = normalize( lVector );\n\n\n		float attenuation = calcLightAttenuation( length( lVector ), pointLightDistance[ i ], pointLightDecay[ i ] );\n\n\n		float cosineTerm = saturate( dot( normal, lightDir ) );\n\n		totalDiffuseLight += lightColor * attenuation * cosineTerm;\n\n\n		vec3 brdf = BRDF_BlinnPhong( specular, shininess, normal, lightDir, viewDir );\n\n		totalSpecularLight += brdf * specularStrength * lightColor * attenuation * cosineTerm;\n\n\n	}\n\n#endif\n\n#if MAX_SPOT_LIGHTS > 0\n\n	for ( int i = 0; i < MAX_SPOT_LIGHTS; i ++ ) {\n\n		vec3 lightColor = spotLightColor[ i ];\n\n		vec3 lightPosition = spotLightPosition[ i ];\n		vec3 lVector = lightPosition + vViewPosition.xyz;\n		vec3 lightDir = normalize( lVector );\n\n		float spotEffect = dot( spotLightDirection[ i ], lightDir );\n\n		if ( spotEffect > spotLightAngleCos[ i ] ) {\n\n			spotEffect = saturate( pow( saturate( spotEffect ), spotLightExponent[ i ] ) );\n\n\n			float attenuation = calcLightAttenuation( length( lVector ), spotLightDistance[ i ], spotLightDecay[ i ] );\n\n			attenuation *= spotEffect;\n\n\n			float cosineTerm = saturate( dot( normal, lightDir ) );\n\n			totalDiffuseLight += lightColor * attenuation * cosineTerm;\n\n\n			vec3 brdf = BRDF_BlinnPhong( specular, shininess, normal, lightDir, viewDir );\n\n			totalSpecularLight += brdf * specularStrength * lightColor * attenuation * cosineTerm;\n\n		}\n\n	}\n\n#endif\n\n#if MAX_DIR_LIGHTS > 0\n\n	for ( int i = 0; i < MAX_DIR_LIGHTS; i ++ ) {\n\n		vec3 lightColor = directionalLightColor[ i ];\n\n		vec3 lightDir = directionalLightDirection[ i ];\n\n\n		float cosineTerm = saturate( dot( normal, lightDir ) );\n\n		totalDiffuseLight += lightColor * cosineTerm;\n\n\n		vec3 brdf = BRDF_BlinnPhong( specular, shininess, normal, lightDir, viewDir );\n\n		totalSpecularLight += brdf * specularStrength * lightColor * cosineTerm;\n\n	}\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/lights_phong_pars_fragment.glsl

THREE.ShaderChunk[ 'lights_phong_pars_fragment'] = "uniform vec3 ambientLightColor;\n\n#if MAX_DIR_LIGHTS > 0\n\n	uniform vec3 directionalLightColor[ MAX_DIR_LIGHTS ];\n	uniform vec3 directionalLightDirection[ MAX_DIR_LIGHTS ];\n\n#endif\n\n#if MAX_HEMI_LIGHTS > 0\n\n	uniform vec3 hemisphereLightSkyColor[ MAX_HEMI_LIGHTS ];\n	uniform vec3 hemisphereLightGroundColor[ MAX_HEMI_LIGHTS ];\n	uniform vec3 hemisphereLightDirection[ MAX_HEMI_LIGHTS ];\n\n#endif\n\n#if MAX_POINT_LIGHTS > 0\n\n	uniform vec3 pointLightColor[ MAX_POINT_LIGHTS ];\n\n	uniform vec3 pointLightPosition[ MAX_POINT_LIGHTS ];\n	uniform float pointLightDistance[ MAX_POINT_LIGHTS ];\n	uniform float pointLightDecay[ MAX_POINT_LIGHTS ];\n\n#endif\n\n#if MAX_SPOT_LIGHTS > 0\n\n	uniform vec3 spotLightColor[ MAX_SPOT_LIGHTS ];\n	uniform vec3 spotLightPosition[ MAX_SPOT_LIGHTS ];\n	uniform vec3 spotLightDirection[ MAX_SPOT_LIGHTS ];\n	uniform float spotLightAngleCos[ MAX_SPOT_LIGHTS ];\n	uniform float spotLightExponent[ MAX_SPOT_LIGHTS ];\n	uniform float spotLightDistance[ MAX_SPOT_LIGHTS ];\n	uniform float spotLightDecay[ MAX_SPOT_LIGHTS ];\n\n#endif\n\n#if MAX_SPOT_LIGHTS > 0 || defined( USE_ENVMAP )\n\n	varying vec3 vWorldPosition;\n\n#endif\n\nvarying vec3 vViewPosition;\n\n#ifndef FLAT_SHADED\n\n	varying vec3 vNormal;\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/lights_phong_pars_vertex.glsl

THREE.ShaderChunk[ 'lights_phong_pars_vertex'] = "#if MAX_SPOT_LIGHTS > 0 || defined( USE_ENVMAP )\n\n	varying vec3 vWorldPosition;\n\n#endif\n\n#if MAX_POINT_LIGHTS > 0\n\n	uniform vec3 pointLightPosition[ MAX_POINT_LIGHTS ];\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/lights_phong_vertex.glsl

THREE.ShaderChunk[ 'lights_phong_vertex'] = "#if MAX_SPOT_LIGHTS > 0 || defined( USE_ENVMAP )\n\n	vWorldPosition = worldPosition.xyz;\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/linear_to_gamma_fragment.glsl

THREE.ShaderChunk[ 'linear_to_gamma_fragment'] = "\n	outgoingLight = linearToOutput( outgoingLight );\n";

// File:src/renderers/shaders/ShaderChunk/logdepthbuf_fragment.glsl

THREE.ShaderChunk[ 'logdepthbuf_fragment'] = "#if defined(USE_LOGDEPTHBUF) && defined(USE_LOGDEPTHBUF_EXT)\n\n	gl_FragDepthEXT = log2(vFragDepth) * logDepthBufFC * 0.5;\n\n#endif";

// File:src/renderers/shaders/ShaderChunk/logdepthbuf_pars_fragment.glsl

THREE.ShaderChunk[ 'logdepthbuf_pars_fragment'] = "#ifdef USE_LOGDEPTHBUF\n\n	uniform float logDepthBufFC;\n\n	#ifdef USE_LOGDEPTHBUF_EXT\n\n		varying float vFragDepth;\n\n	#endif\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/logdepthbuf_pars_vertex.glsl

THREE.ShaderChunk[ 'logdepthbuf_pars_vertex'] = "#ifdef USE_LOGDEPTHBUF\n\n	#ifdef USE_LOGDEPTHBUF_EXT\n\n		varying float vFragDepth;\n\n	#endif\n\n	uniform float logDepthBufFC;\n\n#endif";

// File:src/renderers/shaders/ShaderChunk/logdepthbuf_vertex.glsl

THREE.ShaderChunk[ 'logdepthbuf_vertex'] = "#ifdef USE_LOGDEPTHBUF\n\n	gl_Position.z = log2(max( EPSILON, gl_Position.w + 1.0 )) * logDepthBufFC;\n\n	#ifdef USE_LOGDEPTHBUF_EXT\n\n		vFragDepth = 1.0 + gl_Position.w;\n\n#else\n\n		gl_Position.z = (gl_Position.z - 1.0) * gl_Position.w;\n\n	#endif\n\n#endif";

// File:src/renderers/shaders/ShaderChunk/map_fragment.glsl

THREE.ShaderChunk[ 'map_fragment'] = "#ifdef USE_MAP\n\n	vec4 texelColor = texture2D( map, vUv );\n\n	texelColor.xyz = inputToLinear( texelColor.xyz );\n\n	diffuseColor *= texelColor;\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/map_pars_fragment.glsl

THREE.ShaderChunk[ 'map_pars_fragment'] = "#ifdef USE_MAP\n\n	uniform sampler2D map;\n\n#endif";

// File:src/renderers/shaders/ShaderChunk/map_particle_fragment.glsl

THREE.ShaderChunk[ 'map_particle_fragment'] = "#ifdef USE_MAP\n\n	diffuseColor *= texture2D( map, vec2( gl_PointCoord.x, 1.0 - gl_PointCoord.y ) * offsetRepeat.zw + offsetRepeat.xy );\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/map_particle_pars_fragment.glsl

THREE.ShaderChunk[ 'map_particle_pars_fragment'] = "#ifdef USE_MAP\n\n	uniform vec4 offsetRepeat;\n	uniform sampler2D map;\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/morphnormal_vertex.glsl

THREE.ShaderChunk[ 'morphnormal_vertex'] = "#ifdef USE_MORPHNORMALS\n\n	objectNormal += ( morphNormal0 - normal ) * morphTargetInfluences[ 0 ];\n	objectNormal += ( morphNormal1 - normal ) * morphTargetInfluences[ 1 ];\n	objectNormal += ( morphNormal2 - normal ) * morphTargetInfluences[ 2 ];\n	objectNormal += ( morphNormal3 - normal ) * morphTargetInfluences[ 3 ];\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/morphtarget_pars_vertex.glsl

THREE.ShaderChunk[ 'morphtarget_pars_vertex'] = "#ifdef USE_MORPHTARGETS\n\n	#ifndef USE_MORPHNORMALS\n\n	uniform float morphTargetInfluences[ 8 ];\n\n	#else\n\n	uniform float morphTargetInfluences[ 4 ];\n\n	#endif\n\n#endif";

// File:src/renderers/shaders/ShaderChunk/morphtarget_vertex.glsl

THREE.ShaderChunk[ 'morphtarget_vertex'] = "#ifdef USE_MORPHTARGETS\n\n	transformed += ( morphTarget0 - position ) * morphTargetInfluences[ 0 ];\n	transformed += ( morphTarget1 - position ) * morphTargetInfluences[ 1 ];\n	transformed += ( morphTarget2 - position ) * morphTargetInfluences[ 2 ];\n	transformed += ( morphTarget3 - position ) * morphTargetInfluences[ 3 ];\n\n	#ifndef USE_MORPHNORMALS\n\n	transformed += ( morphTarget4 - position ) * morphTargetInfluences[ 4 ];\n	transformed += ( morphTarget5 - position ) * morphTargetInfluences[ 5 ];\n	transformed += ( morphTarget6 - position ) * morphTargetInfluences[ 6 ];\n	transformed += ( morphTarget7 - position ) * morphTargetInfluences[ 7 ];\n\n	#endif\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/normal_phong_fragment.glsl

THREE.ShaderChunk[ 'normal_phong_fragment'] = "#ifndef FLAT_SHADED\n\n	vec3 normal = normalize( vNormal );\n\n	#ifdef DOUBLE_SIDED\n\n		normal = normal * ( -1.0 + 2.0 * float( gl_FrontFacing ) );\n\n	#endif\n\n#else\n\n	vec3 fdx = dFdx( vViewPosition );\n	vec3 fdy = dFdy( vViewPosition );\n	vec3 normal = normalize( cross( fdx, fdy ) );\n\n#endif\n\n#ifdef USE_NORMALMAP\n\n	normal = perturbNormal2Arb( -vViewPosition, normal );\n\n#elif defined( USE_BUMPMAP )\n\n	normal = perturbNormalArb( -vViewPosition, normal, dHdxy_fwd() );\n\n#endif\n\n";

// File:src/renderers/shaders/ShaderChunk/normalmap_pars_fragment.glsl

THREE.ShaderChunk[ 'normalmap_pars_fragment'] = "#ifdef USE_NORMALMAP\n\n	uniform sampler2D normalMap;\n	uniform vec2 normalScale;\n\n\n	vec3 perturbNormal2Arb( vec3 eye_pos, vec3 surf_norm ) {\n\n		vec3 q0 = dFdx( eye_pos.xyz );\n		vec3 q1 = dFdy( eye_pos.xyz );\n		vec2 st0 = dFdx( vUv.st );\n		vec2 st1 = dFdy( vUv.st );\n\n		vec3 S = normalize( q0 * st1.t - q1 * st0.t );\n		vec3 T = normalize( -q0 * st1.s + q1 * st0.s );\n		vec3 N = normalize( surf_norm );\n\n		vec3 mapN = texture2D( normalMap, vUv ).xyz * 2.0 - 1.0;\n		mapN.xy = normalScale * mapN.xy;\n		mat3 tsn = mat3( S, T, N );\n		return normalize( tsn * mapN );\n\n	}\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/project_vertex.glsl

THREE.ShaderChunk[ 'project_vertex'] = "#ifdef USE_SKINNING\n\n	vec4 mvPosition = modelViewMatrix * skinned;\n\n#else\n\n	vec4 mvPosition = modelViewMatrix * vec4( transformed, 1.0 );\n\n#endif\n\ngl_Position = projectionMatrix * mvPosition;\n";

// File:src/renderers/shaders/ShaderChunk/shadowmap_fragment.glsl

THREE.ShaderChunk[ 'shadowmap_fragment'] = "#ifdef USE_SHADOWMAP\n\n	for ( int i = 0; i < MAX_SHADOWS; i ++ ) {\n\n		float texelSizeY =  1.0 / shadowMapSize[ i ].y;\n\n		float shadow = 0.0;\n\n#if defined( POINT_LIGHT_SHADOWS )\n\n		bool isPointLight = shadowDarkness[ i ] < 0.0;\n\n		if ( isPointLight ) {\n\n			float realShadowDarkness = abs( shadowDarkness[ i ] );\n\n			vec3 lightToPosition = vShadowCoord[ i ].xyz;\n\n	#if defined( SHADOWMAP_TYPE_PCF ) || defined( SHADOWMAP_TYPE_PCF_SOFT )\n\n			vec3 bd3D = normalize( lightToPosition );\n			float dp = length( lightToPosition );\n\n			adjustShadowValue1K( dp, texture2D( shadowMap[ i ], cubeToUV( bd3D, texelSizeY ) ), shadowBias[ i ], shadow );\n\n\n	#if defined( SHADOWMAP_TYPE_PCF )\n			const float Dr = 1.25;\n	#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n			const float Dr = 2.25;\n	#endif\n\n			float os = Dr *  2.0 * texelSizeY;\n\n			const vec3 Gsd = vec3( - 1, 0, 1 );\n\n			adjustShadowValue1K( dp, texture2D( shadowMap[ i ], cubeToUV( bd3D + Gsd.zzz * os, texelSizeY ) ), shadowBias[ i ], shadow );\n			adjustShadowValue1K( dp, texture2D( shadowMap[ i ], cubeToUV( bd3D + Gsd.zxz * os, texelSizeY ) ), shadowBias[ i ], shadow );\n			adjustShadowValue1K( dp, texture2D( shadowMap[ i ], cubeToUV( bd3D + Gsd.xxz * os, texelSizeY ) ), shadowBias[ i ], shadow );\n			adjustShadowValue1K( dp, texture2D( shadowMap[ i ], cubeToUV( bd3D + Gsd.xzz * os, texelSizeY ) ), shadowBias[ i ], shadow );\n			adjustShadowValue1K( dp, texture2D( shadowMap[ i ], cubeToUV( bd3D + Gsd.zzx * os, texelSizeY ) ), shadowBias[ i ], shadow );\n			adjustShadowValue1K( dp, texture2D( shadowMap[ i ], cubeToUV( bd3D + Gsd.zxx * os, texelSizeY ) ), shadowBias[ i ], shadow );\n			adjustShadowValue1K( dp, texture2D( shadowMap[ i ], cubeToUV( bd3D + Gsd.xxx * os, texelSizeY ) ), shadowBias[ i ], shadow );\n			adjustShadowValue1K( dp, texture2D( shadowMap[ i ], cubeToUV( bd3D + Gsd.xzx * os, texelSizeY ) ), shadowBias[ i ], shadow );\n			adjustShadowValue1K( dp, texture2D( shadowMap[ i ], cubeToUV( bd3D + Gsd.zzy * os, texelSizeY ) ), shadowBias[ i ], shadow );\n			adjustShadowValue1K( dp, texture2D( shadowMap[ i ], cubeToUV( bd3D + Gsd.zxy * os, texelSizeY ) ), shadowBias[ i ], shadow );\n\n			adjustShadowValue1K( dp, texture2D( shadowMap[ i ], cubeToUV( bd3D + Gsd.xxy * os, texelSizeY ) ), shadowBias[ i ], shadow );\n			adjustShadowValue1K( dp, texture2D( shadowMap[ i ], cubeToUV( bd3D + Gsd.xzy * os, texelSizeY ) ), shadowBias[ i ], shadow );\n			adjustShadowValue1K( dp, texture2D( shadowMap[ i ], cubeToUV( bd3D + Gsd.zyz * os, texelSizeY ) ), shadowBias[ i ], shadow );\n			adjustShadowValue1K( dp, texture2D( shadowMap[ i ], cubeToUV( bd3D + Gsd.xyz * os, texelSizeY ) ), shadowBias[ i ], shadow );\n			adjustShadowValue1K( dp, texture2D( shadowMap[ i ], cubeToUV( bd3D + Gsd.zyx * os, texelSizeY ) ), shadowBias[ i ], shadow );\n			adjustShadowValue1K( dp, texture2D( shadowMap[ i ], cubeToUV( bd3D + Gsd.xyx * os, texelSizeY ) ), shadowBias[ i ], shadow );\n			adjustShadowValue1K( dp, texture2D( shadowMap[ i ], cubeToUV( bd3D + Gsd.yzz * os, texelSizeY ) ), shadowBias[ i ], shadow );\n			adjustShadowValue1K( dp, texture2D( shadowMap[ i ], cubeToUV( bd3D + Gsd.yxz * os, texelSizeY ) ), shadowBias[ i ], shadow );\n			adjustShadowValue1K( dp, texture2D( shadowMap[ i ], cubeToUV( bd3D + Gsd.yxx * os, texelSizeY ) ), shadowBias[ i ], shadow );\n			adjustShadowValue1K( dp, texture2D( shadowMap[ i ], cubeToUV( bd3D + Gsd.yzx * os, texelSizeY ) ), shadowBias[ i ], shadow );\n\n			shadow *= realShadowDarkness * ( 1.0 / 21.0 );\n\n	#else \n			vec3 bd3D = normalize( lightToPosition );\n			float dp = length( lightToPosition );\n\n			adjustShadowValue1K( dp, texture2D( shadowMap[ i ], cubeToUV( bd3D, texelSizeY ) ), shadowBias[ i ], shadow );\n\n			shadow *= realShadowDarkness;\n\n	#endif\n\n		} else {\n\n#endif \n			float texelSizeX =  1.0 / shadowMapSize[ i ].x;\n\n			vec3 shadowCoord = vShadowCoord[ i ].xyz / vShadowCoord[ i ].w;\n\n\n			bvec4 inFrustumVec = bvec4 ( shadowCoord.x >= 0.0, shadowCoord.x <= 1.0, shadowCoord.y >= 0.0, shadowCoord.y <= 1.0 );\n			bool inFrustum = all( inFrustumVec );\n\n			bvec2 frustumTestVec = bvec2( inFrustum, shadowCoord.z <= 1.0 );\n\n			bool frustumTest = all( frustumTestVec );\n\n			if ( frustumTest ) {\n\n	#if defined( SHADOWMAP_TYPE_PCF )\n\n\n				/*\n					for ( float y = -1.25; y <= 1.25; y += 1.25 )\n						for ( float x = -1.25; x <= 1.25; x += 1.25 ) {\n							vec4 rgbaDepth = texture2D( shadowMap[ i ], vec2( x * xPixelOffset, y * yPixelOffset ) + shadowCoord.xy );\n							float fDepth = unpackDepth( rgbaDepth );\n							if ( fDepth < shadowCoord.z )\n								shadow += 1.0;\n					}\n					shadow /= 9.0;\n				*/\n\n				shadowCoord.z += shadowBias[ i ];\n\n				const float ShadowDelta = 1.0 / 9.0;\n\n				float xPixelOffset = texelSizeX;\n				float yPixelOffset = texelSizeY;\n\n				float dx0 = - 1.25 * xPixelOffset;\n				float dy0 = - 1.25 * yPixelOffset;\n				float dx1 = 1.25 * xPixelOffset;\n				float dy1 = 1.25 * yPixelOffset;\n\n				float fDepth = unpackDepth( texture2D( shadowMap[ i ], shadowCoord.xy + vec2( dx0, dy0 ) ) );\n				if ( fDepth < shadowCoord.z ) shadow += ShadowDelta;\n\n				fDepth = unpackDepth( texture2D( shadowMap[ i ], shadowCoord.xy + vec2( 0.0, dy0 ) ) );\n				if ( fDepth < shadowCoord.z ) shadow += ShadowDelta;\n\n				fDepth = unpackDepth( texture2D( shadowMap[ i ], shadowCoord.xy + vec2( dx1, dy0 ) ) );\n				if ( fDepth < shadowCoord.z ) shadow += ShadowDelta;\n\n				fDepth = unpackDepth( texture2D( shadowMap[ i ], shadowCoord.xy + vec2( dx0, 0.0 ) ) );\n				if ( fDepth < shadowCoord.z ) shadow += ShadowDelta;\n\n				fDepth = unpackDepth( texture2D( shadowMap[ i ], shadowCoord.xy ) );\n				if ( fDepth < shadowCoord.z ) shadow += ShadowDelta;\n\n				fDepth = unpackDepth( texture2D( shadowMap[ i ], shadowCoord.xy + vec2( dx1, 0.0 ) ) );\n				if ( fDepth < shadowCoord.z ) shadow += ShadowDelta;\n\n				fDepth = unpackDepth( texture2D( shadowMap[ i ], shadowCoord.xy + vec2( dx0, dy1 ) ) );\n				if ( fDepth < shadowCoord.z ) shadow += ShadowDelta;\n\n				fDepth = unpackDepth( texture2D( shadowMap[ i ], shadowCoord.xy + vec2( 0.0, dy1 ) ) );\n				if ( fDepth < shadowCoord.z ) shadow += ShadowDelta;\n\n				fDepth = unpackDepth( texture2D( shadowMap[ i ], shadowCoord.xy + vec2( dx1, dy1 ) ) );\n				if ( fDepth < shadowCoord.z ) shadow += ShadowDelta;\n\n				shadow *= shadowDarkness[ i ];\n\n	#elif defined( SHADOWMAP_TYPE_PCF_SOFT )\n\n\n				shadowCoord.z += shadowBias[ i ];\n\n				float xPixelOffset = texelSizeX;\n				float yPixelOffset = texelSizeY;\n\n				float dx0 = - 1.0 * xPixelOffset;\n				float dy0 = - 1.0 * yPixelOffset;\n				float dx1 = 1.0 * xPixelOffset;\n				float dy1 = 1.0 * yPixelOffset;\n\n				mat3 shadowKernel;\n				mat3 depthKernel;\n\n				depthKernel[ 0 ][ 0 ] = unpackDepth( texture2D( shadowMap[ i ], shadowCoord.xy + vec2( dx0, dy0 ) ) );\n				depthKernel[ 0 ][ 1 ] = unpackDepth( texture2D( shadowMap[ i ], shadowCoord.xy + vec2( dx0, 0.0 ) ) );\n				depthKernel[ 0 ][ 2 ] = unpackDepth( texture2D( shadowMap[ i ], shadowCoord.xy + vec2( dx0, dy1 ) ) );\n				depthKernel[ 1 ][ 0 ] = unpackDepth( texture2D( shadowMap[ i ], shadowCoord.xy + vec2( 0.0, dy0 ) ) );\n				depthKernel[ 1 ][ 1 ] = unpackDepth( texture2D( shadowMap[ i ], shadowCoord.xy ) );\n				depthKernel[ 1 ][ 2 ] = unpackDepth( texture2D( shadowMap[ i ], shadowCoord.xy + vec2( 0.0, dy1 ) ) );\n				depthKernel[ 2 ][ 0 ] = unpackDepth( texture2D( shadowMap[ i ], shadowCoord.xy + vec2( dx1, dy0 ) ) );\n				depthKernel[ 2 ][ 1 ] = unpackDepth( texture2D( shadowMap[ i ], shadowCoord.xy + vec2( dx1, 0.0 ) ) );\n				depthKernel[ 2 ][ 2 ] = unpackDepth( texture2D( shadowMap[ i ], shadowCoord.xy + vec2( dx1, dy1 ) ) );\n\n				vec3 shadowZ = vec3( shadowCoord.z );\n				shadowKernel[ 0 ] = vec3( lessThan( depthKernel[ 0 ], shadowZ ) );\n				shadowKernel[ 0 ] *= vec3( 0.25 );\n\n				shadowKernel[ 1 ] = vec3( lessThan( depthKernel[ 1 ], shadowZ ) );\n				shadowKernel[ 1 ] *= vec3( 0.25 );\n\n				shadowKernel[ 2 ] = vec3( lessThan( depthKernel[ 2 ], shadowZ ) );\n				shadowKernel[ 2 ] *= vec3( 0.25 );\n\n				vec2 fractionalCoord = 1.0 - fract( shadowCoord.xy * shadowMapSize[ i ].xy );\n\n				shadowKernel[ 0 ] = mix( shadowKernel[ 1 ], shadowKernel[ 0 ], fractionalCoord.x );\n				shadowKernel[ 1 ] = mix( shadowKernel[ 2 ], shadowKernel[ 1 ], fractionalCoord.x );\n\n				vec4 shadowValues;\n				shadowValues.x = mix( shadowKernel[ 0 ][ 1 ], shadowKernel[ 0 ][ 0 ], fractionalCoord.y );\n				shadowValues.y = mix( shadowKernel[ 0 ][ 2 ], shadowKernel[ 0 ][ 1 ], fractionalCoord.y );\n				shadowValues.z = mix( shadowKernel[ 1 ][ 1 ], shadowKernel[ 1 ][ 0 ], fractionalCoord.y );\n				shadowValues.w = mix( shadowKernel[ 1 ][ 2 ], shadowKernel[ 1 ][ 1 ], fractionalCoord.y );\n\n				shadow = dot( shadowValues, vec4( 1.0 ) ) * shadowDarkness[ i ];\n\n	#else \n				shadowCoord.z += shadowBias[ i ];\n\n				vec4 rgbaDepth = texture2D( shadowMap[ i ], shadowCoord.xy );\n				float fDepth = unpackDepth( rgbaDepth );\n\n				if ( fDepth < shadowCoord.z )\n					shadow = shadowDarkness[ i ];\n\n	#endif\n\n			}\n\n#ifdef SHADOWMAP_DEBUG\n\n			if ( inFrustum ) {\n\n				if ( i == 0 ) {\n\n					outgoingLight *= vec3( 1.0, 0.5, 0.0 );\n\n				} else if ( i == 1 ) {\n\n					outgoingLight *= vec3( 0.0, 1.0, 0.8 );\n\n				} else {\n\n					outgoingLight *= vec3( 0.0, 0.5, 1.0 );\n\n				}\n\n			}\n\n#endif\n\n#if defined( POINT_LIGHT_SHADOWS )\n\n		}\n\n#endif\n\n		shadowMask = shadowMask * vec3( 1.0 - shadow );\n\n	}\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/shadowmap_pars_fragment.glsl

THREE.ShaderChunk[ 'shadowmap_pars_fragment'] = "#ifdef USE_SHADOWMAP\n\n	uniform sampler2D shadowMap[ MAX_SHADOWS ];\n	uniform vec2 shadowMapSize[ MAX_SHADOWS ];\n\n	uniform float shadowDarkness[ MAX_SHADOWS ];\n	uniform float shadowBias[ MAX_SHADOWS ];\n\n	varying vec4 vShadowCoord[ MAX_SHADOWS ];\n\n	float unpackDepth( const in vec4 rgba_depth ) {\n\n		const vec4 bit_shift = vec4( 1.0 / ( 256.0 * 256.0 * 256.0 ), 1.0 / ( 256.0 * 256.0 ), 1.0 / 256.0, 1.0 );\n		float depth = dot( rgba_depth, bit_shift );\n		return depth;\n\n	}\n\n	#if defined(POINT_LIGHT_SHADOWS)\n\n\n		void adjustShadowValue1K( const float testDepth, const vec4 textureData, const float bias, inout float shadowValue ) {\n\n			const vec4 bitSh = vec4( 1.0 / ( 256.0 * 256.0 * 256.0 ), 1.0 / ( 256.0 * 256.0 ), 1.0 / 256.0, 1.0 );\n			if ( testDepth >= dot( textureData, bitSh ) * 1000.0 + bias )\n				shadowValue += 1.0;\n\n		}\n\n\n		vec2 cubeToUV( vec3 v, float texelSizeY ) {\n\n\n			vec3 absV = abs( v );\n\n\n			float scaleToCube = 1.0 / max( absV.x, max( absV.y, absV.z ) );\n			absV *= scaleToCube;\n\n\n			v *= scaleToCube * ( 1.0 - 2.0 * texelSizeY );\n\n\n\n			vec2 planar = v.xy;\n\n			float almostATexel = 1.5 * texelSizeY;\n			float almostOne = 1.0 - almostATexel;\n\n			if ( absV.z >= almostOne ) {\n\n				if ( v.z > 0.0 )\n					planar.x = 4.0 - v.x;\n\n			} else if ( absV.x >= almostOne ) {\n\n				float signX = sign( v.x );\n				planar.x = v.z * signX + 2.0 * signX;\n\n			} else if ( absV.y >= almostOne ) {\n\n				float signY = sign( v.y );\n				planar.x = v.x + 2.0 * signY + 2.0;\n				planar.y = v.z * signY - 2.0;\n\n			}\n\n\n			return vec2( 0.125, 0.25 ) * planar + vec2( 0.375, 0.75 );\n\n		}\n\n	#endif\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/shadowmap_pars_vertex.glsl

THREE.ShaderChunk[ 'shadowmap_pars_vertex'] = "#ifdef USE_SHADOWMAP\n\n	uniform float shadowDarkness[ MAX_SHADOWS ];\n	uniform mat4 shadowMatrix[ MAX_SHADOWS ];\n	varying vec4 vShadowCoord[ MAX_SHADOWS ];\n\n#endif";

// File:src/renderers/shaders/ShaderChunk/shadowmap_vertex.glsl

THREE.ShaderChunk[ 'shadowmap_vertex'] = "#ifdef USE_SHADOWMAP\n\n	for ( int i = 0; i < MAX_SHADOWS; i ++ ) {\n\n			vShadowCoord[ i ] = shadowMatrix[ i ] * worldPosition;\n\n	}\n\n#endif";

// File:src/renderers/shaders/ShaderChunk/skinbase_vertex.glsl

THREE.ShaderChunk[ 'skinbase_vertex'] = "#ifdef USE_SKINNING\n\n	mat4 boneMatX = getBoneMatrix( skinIndex.x );\n	mat4 boneMatY = getBoneMatrix( skinIndex.y );\n	mat4 boneMatZ = getBoneMatrix( skinIndex.z );\n	mat4 boneMatW = getBoneMatrix( skinIndex.w );\n\n#endif";

// File:src/renderers/shaders/ShaderChunk/skinning_pars_vertex.glsl

THREE.ShaderChunk[ 'skinning_pars_vertex'] = "#ifdef USE_SKINNING\n\n	uniform mat4 bindMatrix;\n	uniform mat4 bindMatrixInverse;\n\n	#ifdef BONE_TEXTURE\n\n		uniform sampler2D boneTexture;\n		uniform int boneTextureWidth;\n		uniform int boneTextureHeight;\n\n		mat4 getBoneMatrix( const in float i ) {\n\n			float j = i * 4.0;\n			float x = mod( j, float( boneTextureWidth ) );\n			float y = floor( j / float( boneTextureWidth ) );\n\n			float dx = 1.0 / float( boneTextureWidth );\n			float dy = 1.0 / float( boneTextureHeight );\n\n			y = dy * ( y + 0.5 );\n\n			vec4 v1 = texture2D( boneTexture, vec2( dx * ( x + 0.5 ), y ) );\n			vec4 v2 = texture2D( boneTexture, vec2( dx * ( x + 1.5 ), y ) );\n			vec4 v3 = texture2D( boneTexture, vec2( dx * ( x + 2.5 ), y ) );\n			vec4 v4 = texture2D( boneTexture, vec2( dx * ( x + 3.5 ), y ) );\n\n			mat4 bone = mat4( v1, v2, v3, v4 );\n\n			return bone;\n\n		}\n\n	#else\n\n		uniform mat4 boneGlobalMatrices[ MAX_BONES ];\n\n		mat4 getBoneMatrix( const in float i ) {\n\n			mat4 bone = boneGlobalMatrices[ int(i) ];\n			return bone;\n\n		}\n\n	#endif\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/skinning_vertex.glsl

THREE.ShaderChunk[ 'skinning_vertex'] = "#ifdef USE_SKINNING\n\n	vec4 skinVertex = bindMatrix * vec4( transformed, 1.0 );\n\n	vec4 skinned = vec4( 0.0 );\n	skinned += boneMatX * skinVertex * skinWeight.x;\n	skinned += boneMatY * skinVertex * skinWeight.y;\n	skinned += boneMatZ * skinVertex * skinWeight.z;\n	skinned += boneMatW * skinVertex * skinWeight.w;\n	skinned  = bindMatrixInverse * skinned;\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/skinnormal_vertex.glsl

THREE.ShaderChunk[ 'skinnormal_vertex'] = "#ifdef USE_SKINNING\n\n	mat4 skinMatrix = mat4( 0.0 );\n	skinMatrix += skinWeight.x * boneMatX;\n	skinMatrix += skinWeight.y * boneMatY;\n	skinMatrix += skinWeight.z * boneMatZ;\n	skinMatrix += skinWeight.w * boneMatW;\n	skinMatrix  = bindMatrixInverse * skinMatrix * bindMatrix;\n\n	objectNormal = vec4( skinMatrix * vec4( objectNormal, 0.0 ) ).xyz;\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/specularmap_fragment.glsl

THREE.ShaderChunk[ 'specularmap_fragment'] = "float specularStrength;\n\n#ifdef USE_SPECULARMAP\n\n	vec4 texelSpecular = texture2D( specularMap, vUv );\n	specularStrength = texelSpecular.r;\n\n#else\n\n	specularStrength = 1.0;\n\n#endif";

// File:src/renderers/shaders/ShaderChunk/specularmap_pars_fragment.glsl

THREE.ShaderChunk[ 'specularmap_pars_fragment'] = "#ifdef USE_SPECULARMAP\n\n	uniform sampler2D specularMap;\n\n#endif";

// File:src/renderers/shaders/ShaderChunk/uv2_pars_fragment.glsl

THREE.ShaderChunk[ 'uv2_pars_fragment'] = "#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\n	varying vec2 vUv2;\n\n#endif";

// File:src/renderers/shaders/ShaderChunk/uv2_pars_vertex.glsl

THREE.ShaderChunk[ 'uv2_pars_vertex'] = "#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\n	attribute vec2 uv2;\n	varying vec2 vUv2;\n\n#endif";

// File:src/renderers/shaders/ShaderChunk/uv2_vertex.glsl

THREE.ShaderChunk[ 'uv2_vertex'] = "#if defined( USE_LIGHTMAP ) || defined( USE_AOMAP )\n\n	vUv2 = uv2;\n\n#endif";

// File:src/renderers/shaders/ShaderChunk/uv_pars_fragment.glsl

THREE.ShaderChunk[ 'uv_pars_fragment'] = "#if defined( USE_MAP ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( USE_SPECULARMAP ) || defined( USE_ALPHAMAP ) || defined( USE_EMISSIVEMAP )\n\n	varying vec2 vUv;\n\n#endif";

// File:src/renderers/shaders/ShaderChunk/uv_pars_vertex.glsl

THREE.ShaderChunk[ 'uv_pars_vertex'] = "#if defined( USE_MAP ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( USE_SPECULARMAP ) || defined( USE_ALPHAMAP ) || defined( USE_EMISSIVEMAP )\n\n	varying vec2 vUv;\n	uniform vec4 offsetRepeat;\n\n#endif\n";

// File:src/renderers/shaders/ShaderChunk/uv_vertex.glsl

THREE.ShaderChunk[ 'uv_vertex'] = "#if defined( USE_MAP ) || defined( USE_BUMPMAP ) || defined( USE_NORMALMAP ) || defined( USE_SPECULARMAP ) || defined( USE_ALPHAMAP ) || defined( USE_EMISSIVEMAP )\n\n	vUv = uv * offsetRepeat.zw + offsetRepeat.xy;\n\n#endif";

// File:src/renderers/shaders/ShaderChunk/worldpos_vertex.glsl

THREE.ShaderChunk[ 'worldpos_vertex'] = "#if defined( USE_ENVMAP ) || defined( PHONG ) || defined( LAMBERT ) || defined ( USE_SHADOWMAP )\n\n	#ifdef USE_SKINNING\n\n		vec4 worldPosition = modelMatrix * skinned;\n\n	#else\n\n		vec4 worldPosition = modelMatrix * vec4( transformed, 1.0 );\n\n	#endif\n\n#endif\n";

// File:src/renderers/shaders/UniformsUtils.js

/**
 * Uniform Utilities
 */

THREE.UniformsUtils = {

	merge: function ( uniforms ) {

		var merged = {};

		for ( var u = 0; u < uniforms.length; u ++ ) {

			var tmp = this.clone( uniforms[ u ] );

			for ( var p in tmp ) {

				merged[ p ] = tmp[ p ];

			}

		}

		return merged;

	},

	clone: function ( uniforms_src ) {

		var uniforms_dst = {};

		for ( var u in uniforms_src ) {

			uniforms_dst[ u ] = {};

			for ( var p in uniforms_src[ u ] ) {

				var parameter_src = uniforms_src[ u ][ p ];

				if ( parameter_src instanceof THREE.Color ||
					 parameter_src instanceof THREE.Vector2 ||
					 parameter_src instanceof THREE.Vector3 ||
					 parameter_src instanceof THREE.Vector4 ||
					 parameter_src instanceof THREE.Matrix3 ||
					 parameter_src instanceof THREE.Matrix4 ||
					 parameter_src instanceof THREE.Texture ) {

					uniforms_dst[ u ][ p ] = parameter_src.clone();

				} else if ( Array.isArray( parameter_src ) ) {

					uniforms_dst[ u ][ p ] = parameter_src.slice();

				} else {

					uniforms_dst[ u ][ p ] = parameter_src;

				}

			}

		}

		return uniforms_dst;

	}

};

// File:src/renderers/shaders/UniformsLib.js

/**
 * Uniforms library for shared webgl shaders
 */

THREE.UniformsLib = {

	common: {

		"diffuse" : { type: "c", value: new THREE.Color( 0xeeeeee ) },
		"opacity" : { type: "f", value: 1.0 },

		"map" : { type: "t", value: null },
		"offsetRepeat" : { type: "v4", value: new THREE.Vector4( 0, 0, 1, 1 ) },

		"specularMap" : { type: "t", value: null },
		"alphaMap" : { type: "t", value: null },

		"envMap" : { type: "t", value: null },
		"flipEnvMap" : { type: "f", value: - 1 },
		"reflectivity" : { type: "f", value: 1.0 },
		"refractionRatio" : { type: "f", value: 0.98 }

	},

	aomap: {

		"aoMap" : { type: "t", value: null },
		"aoMapIntensity" : { type: "f", value: 1 },

	},

	lightmap: {

		"lightMap" : { type: "t", value: null },
		"lightMapIntensity" : { type: "f", value: 1 },

	},

	emissivemap: {

		"emissiveMap" : { type: "t", value: null },

	},

	bumpmap: {

		"bumpMap" : { type: "t", value: null },
		"bumpScale" : { type: "f", value: 1 }

	},

	normalmap: {

		"normalMap" : { type: "t", value: null },
		"normalScale" : { type: "v2", value: new THREE.Vector2( 1, 1 ) }

	},

	displacementmap: {

		"displacementMap" : { type: "t", value: null },
		"displacementScale" : { type: "f", value: 1 },
		"displacementBias" : { type: "f", value: 0 }

	},

	fog : {

		"fogDensity" : { type: "f", value: 0.00025 },
		"fogNear" : { type: "f", value: 1 },
		"fogFar" : { type: "f", value: 2000 },
		"fogColor" : { type: "c", value: new THREE.Color( 0xffffff ) }

	},

	lights: {

		"ambientLightColor" : { type: "fv", value: [] },

		"directionalLightDirection" : { type: "fv", value: [] },
		"directionalLightColor" : { type: "fv", value: [] },

		"hemisphereLightDirection" : { type: "fv", value: [] },
		"hemisphereLightSkyColor" : { type: "fv", value: [] },
		"hemisphereLightGroundColor" : { type: "fv", value: [] },

		"pointLightColor" : { type: "fv", value: [] },
		"pointLightPosition" : { type: "fv", value: [] },
		"pointLightDistance" : { type: "fv1", value: [] },
		"pointLightDecay" : { type: "fv1", value: [] },

		"spotLightColor" : { type: "fv", value: [] },
		"spotLightPosition" : { type: "fv", value: [] },
		"spotLightDirection" : { type: "fv", value: [] },
		"spotLightDistance" : { type: "fv1", value: [] },
		"spotLightAngleCos" : { type: "fv1", value: [] },
		"spotLightExponent" : { type: "fv1", value: [] },
		"spotLightDecay" : { type: "fv1", value: [] }

	},

	points: {

		"psColor" : { type: "c", value: new THREE.Color( 0xeeeeee ) },
		"opacity" : { type: "f", value: 1.0 },
		"size" : { type: "f", value: 1.0 },
		"scale" : { type: "f", value: 1.0 },
		"map" : { type: "t", value: null },
		"offsetRepeat" : { type: "v4", value: new THREE.Vector4( 0, 0, 1, 1 ) },

		"fogDensity" : { type: "f", value: 0.00025 },
		"fogNear" : { type: "f", value: 1 },
		"fogFar" : { type: "f", value: 2000 },
		"fogColor" : { type: "c", value: new THREE.Color( 0xffffff ) }

	},

	shadowmap: {

		"shadowMap": { type: "tv", value: [] },
		"shadowMapSize": { type: "v2v", value: [] },

		"shadowBias" : { type: "fv1", value: [] },
		"shadowDarkness": { type: "fv1", value: [] },

		"shadowMatrix" : { type: "m4v", value: [] }

	}

};

// File:src/renderers/shaders/ShaderLib.js

/**
 * Webgl Shader Library for three.js
 *
 * @author alteredq / http://alteredqualia.com/
 * @author mrdoob / http://mrdoob.com/
 * @author mikael emtinger / http://gomo.se/
 */


THREE.ShaderLib = {

	'basic': {

		uniforms: THREE.UniformsUtils.merge( [

			THREE.UniformsLib[ "common" ],
			THREE.UniformsLib[ "aomap" ],
			THREE.UniformsLib[ "fog" ],
			THREE.UniformsLib[ "shadowmap" ]

		] ),

		vertexShader: [

			THREE.ShaderChunk[ "common" ],
			THREE.ShaderChunk[ "uv_pars_vertex" ],
			THREE.ShaderChunk[ "uv2_pars_vertex" ],
			THREE.ShaderChunk[ "envmap_pars_vertex" ],
			THREE.ShaderChunk[ "color_pars_vertex" ],
			THREE.ShaderChunk[ "morphtarget_pars_vertex" ],
			THREE.ShaderChunk[ "skinning_pars_vertex" ],
			THREE.ShaderChunk[ "shadowmap_pars_vertex" ],
			THREE.ShaderChunk[ "logdepthbuf_pars_vertex" ],

			"void main() {",

				THREE.ShaderChunk[ "uv_vertex" ],
				THREE.ShaderChunk[ "uv2_vertex" ],
				THREE.ShaderChunk[ "color_vertex" ],
				THREE.ShaderChunk[ "skinbase_vertex" ],

			"	#ifdef USE_ENVMAP",

				THREE.ShaderChunk[ "beginnormal_vertex" ],
				THREE.ShaderChunk[ "morphnormal_vertex" ],
				THREE.ShaderChunk[ "skinnormal_vertex" ],
				THREE.ShaderChunk[ "defaultnormal_vertex" ],

			"	#endif",

				THREE.ShaderChunk[ "begin_vertex" ],
				THREE.ShaderChunk[ "morphtarget_vertex" ],
				THREE.ShaderChunk[ "skinning_vertex" ],
				THREE.ShaderChunk[ "project_vertex" ],
				THREE.ShaderChunk[ "logdepthbuf_vertex" ],

				THREE.ShaderChunk[ "worldpos_vertex" ],
				THREE.ShaderChunk[ "envmap_vertex" ],
				THREE.ShaderChunk[ "shadowmap_vertex" ],

			"}"

		].join( "\n" ),

		fragmentShader: [

			"uniform vec3 diffuse;",
			"uniform float opacity;",

			THREE.ShaderChunk[ "common" ],
			THREE.ShaderChunk[ "color_pars_fragment" ],
			THREE.ShaderChunk[ "uv_pars_fragment" ],
			THREE.ShaderChunk[ "uv2_pars_fragment" ],
			THREE.ShaderChunk[ "map_pars_fragment" ],
			THREE.ShaderChunk[ "alphamap_pars_fragment" ],
			THREE.ShaderChunk[ "aomap_pars_fragment" ],
			THREE.ShaderChunk[ "envmap_pars_fragment" ],
			THREE.ShaderChunk[ "fog_pars_fragment" ],
			THREE.ShaderChunk[ "shadowmap_pars_fragment" ],
			THREE.ShaderChunk[ "specularmap_pars_fragment" ],
			THREE.ShaderChunk[ "logdepthbuf_pars_fragment" ],

			"void main() {",

			"	vec3 outgoingLight = vec3( 0.0 );",
			"	vec4 diffuseColor = vec4( diffuse, opacity );",
			"	vec3 totalAmbientLight = vec3( 1.0 );", // hardwired
			"	vec3 shadowMask = vec3( 1.0 );",

				THREE.ShaderChunk[ "logdepthbuf_fragment" ],
				THREE.ShaderChunk[ "map_fragment" ],
				THREE.ShaderChunk[ "color_fragment" ],
				THREE.ShaderChunk[ "alphamap_fragment" ],
				THREE.ShaderChunk[ "alphatest_fragment" ],
				THREE.ShaderChunk[ "specularmap_fragment" ],
				THREE.ShaderChunk[ "aomap_fragment" ],
				THREE.ShaderChunk[ "shadowmap_fragment" ],

			"	outgoingLight = diffuseColor.rgb * totalAmbientLight * shadowMask;",

				THREE.ShaderChunk[ "envmap_fragment" ],

				THREE.ShaderChunk[ "linear_to_gamma_fragment" ],

				THREE.ShaderChunk[ "fog_fragment" ],

			"	gl_FragColor = vec4( outgoingLight, diffuseColor.a );",

			"}"

		].join( "\n" )

	},

	'lambert': {

		uniforms: THREE.UniformsUtils.merge( [

			THREE.UniformsLib[ "common" ],
			THREE.UniformsLib[ "fog" ],
			THREE.UniformsLib[ "lights" ],
			THREE.UniformsLib[ "shadowmap" ],

			{
				"emissive" : { type: "c", value: new THREE.Color( 0x000000 ) }
			}

		] ),

		vertexShader: [

			"#define LAMBERT",

			"varying vec3 vLightFront;",

			"#ifdef DOUBLE_SIDED",

			"	varying vec3 vLightBack;",

			"#endif",

			THREE.ShaderChunk[ "common" ],
			THREE.ShaderChunk[ "uv_pars_vertex" ],
			THREE.ShaderChunk[ "uv2_pars_vertex" ],
			THREE.ShaderChunk[ "envmap_pars_vertex" ],
			THREE.ShaderChunk[ "lights_lambert_pars_vertex" ],
			THREE.ShaderChunk[ "color_pars_vertex" ],
			THREE.ShaderChunk[ "morphtarget_pars_vertex" ],
			THREE.ShaderChunk[ "skinning_pars_vertex" ],
			THREE.ShaderChunk[ "shadowmap_pars_vertex" ],
			THREE.ShaderChunk[ "logdepthbuf_pars_vertex" ],

			"void main() {",

				THREE.ShaderChunk[ "uv_vertex" ],
				THREE.ShaderChunk[ "uv2_vertex" ],
				THREE.ShaderChunk[ "color_vertex" ],

				THREE.ShaderChunk[ "beginnormal_vertex" ],
				THREE.ShaderChunk[ "morphnormal_vertex" ],
				THREE.ShaderChunk[ "skinbase_vertex" ],
				THREE.ShaderChunk[ "skinnormal_vertex" ],
				THREE.ShaderChunk[ "defaultnormal_vertex" ],

				THREE.ShaderChunk[ "begin_vertex" ],
				THREE.ShaderChunk[ "morphtarget_vertex" ],
				THREE.ShaderChunk[ "skinning_vertex" ],
				THREE.ShaderChunk[ "project_vertex" ],
				THREE.ShaderChunk[ "logdepthbuf_vertex" ],

				THREE.ShaderChunk[ "worldpos_vertex" ],
				THREE.ShaderChunk[ "envmap_vertex" ],
				THREE.ShaderChunk[ "lights_lambert_vertex" ],
				THREE.ShaderChunk[ "shadowmap_vertex" ],

			"}"

		].join( "\n" ),

		fragmentShader: [

			"uniform vec3 diffuse;",
			"uniform vec3 emissive;",
			"uniform float opacity;",

			"uniform vec3 ambientLightColor;",

			"varying vec3 vLightFront;",

			"#ifdef DOUBLE_SIDED",

			"	varying vec3 vLightBack;",

			"#endif",

			THREE.ShaderChunk[ "common" ],
			THREE.ShaderChunk[ "color_pars_fragment" ],
			THREE.ShaderChunk[ "uv_pars_fragment" ],
			THREE.ShaderChunk[ "uv2_pars_fragment" ],
			THREE.ShaderChunk[ "map_pars_fragment" ],
			THREE.ShaderChunk[ "alphamap_pars_fragment" ],
			THREE.ShaderChunk[ "envmap_pars_fragment" ],
			THREE.ShaderChunk[ "fog_pars_fragment" ],
			THREE.ShaderChunk[ "shadowmap_pars_fragment" ],
			THREE.ShaderChunk[ "specularmap_pars_fragment" ],
			THREE.ShaderChunk[ "logdepthbuf_pars_fragment" ],

			"void main() {",

			"	vec3 outgoingLight = vec3( 0.0 );",	// outgoing light does not have an alpha, the surface does
			"	vec4 diffuseColor = vec4( diffuse, opacity );",
			"	vec3 totalAmbientLight = ambientLightColor;",
			"	vec3 shadowMask = vec3( 1.0 );",

				THREE.ShaderChunk[ "logdepthbuf_fragment" ],
				THREE.ShaderChunk[ "map_fragment" ],
				THREE.ShaderChunk[ "color_fragment" ],
				THREE.ShaderChunk[ "alphamap_fragment" ],
				THREE.ShaderChunk[ "alphatest_fragment" ],
				THREE.ShaderChunk[ "specularmap_fragment" ],
				THREE.ShaderChunk[ "shadowmap_fragment" ],

			"	#ifdef DOUBLE_SIDED",

			"		if ( gl_FrontFacing )",
			"			outgoingLight += diffuseColor.rgb * ( vLightFront * shadowMask + totalAmbientLight ) + emissive;",
			"		else",
			"			outgoingLight += diffuseColor.rgb * ( vLightBack * shadowMask + totalAmbientLight ) + emissive;",

			"	#else",

			"		outgoingLight += diffuseColor.rgb * ( vLightFront * shadowMask + totalAmbientLight ) + emissive;",

			"	#endif",

				THREE.ShaderChunk[ "envmap_fragment" ],

				THREE.ShaderChunk[ "linear_to_gamma_fragment" ],

				THREE.ShaderChunk[ "fog_fragment" ],

			"	gl_FragColor = vec4( outgoingLight, diffuseColor.a );",

			"}"

		].join( "\n" )

	},

	'phong': {

		uniforms: THREE.UniformsUtils.merge( [

			THREE.UniformsLib[ "common" ],
			THREE.UniformsLib[ "aomap" ],
			THREE.UniformsLib[ "lightmap" ],
			THREE.UniformsLib[ "emissivemap" ],
			THREE.UniformsLib[ "bumpmap" ],
			THREE.UniformsLib[ "normalmap" ],
			THREE.UniformsLib[ "displacementmap" ],
			THREE.UniformsLib[ "fog" ],
			THREE.UniformsLib[ "lights" ],
			THREE.UniformsLib[ "shadowmap" ],

			{
				"emissive" : { type: "c", value: new THREE.Color( 0x000000 ) },
				"specular" : { type: "c", value: new THREE.Color( 0x111111 ) },
				"shininess": { type: "f", value: 30 }
			}

		] ),

		vertexShader: [

			"#define PHONG",

			"varying vec3 vViewPosition;",

			"#ifndef FLAT_SHADED",

			"	varying vec3 vNormal;",

			"#endif",

			THREE.ShaderChunk[ "common" ],
			THREE.ShaderChunk[ "uv_pars_vertex" ],
			THREE.ShaderChunk[ "uv2_pars_vertex" ],
			THREE.ShaderChunk[ "displacementmap_pars_vertex" ],
			THREE.ShaderChunk[ "envmap_pars_vertex" ],
			THREE.ShaderChunk[ "lights_phong_pars_vertex" ],
			THREE.ShaderChunk[ "color_pars_vertex" ],
			THREE.ShaderChunk[ "morphtarget_pars_vertex" ],
			THREE.ShaderChunk[ "skinning_pars_vertex" ],
			THREE.ShaderChunk[ "shadowmap_pars_vertex" ],
			THREE.ShaderChunk[ "logdepthbuf_pars_vertex" ],

			"void main() {",

				THREE.ShaderChunk[ "uv_vertex" ],
				THREE.ShaderChunk[ "uv2_vertex" ],
				THREE.ShaderChunk[ "color_vertex" ],

				THREE.ShaderChunk[ "beginnormal_vertex" ],
				THREE.ShaderChunk[ "morphnormal_vertex" ],
				THREE.ShaderChunk[ "skinbase_vertex" ],
				THREE.ShaderChunk[ "skinnormal_vertex" ],
				THREE.ShaderChunk[ "defaultnormal_vertex" ],

			"#ifndef FLAT_SHADED", // Normal computed with derivatives when FLAT_SHADED

			"	vNormal = normalize( transformedNormal );",

			"#endif",

				THREE.ShaderChunk[ "begin_vertex" ],
				THREE.ShaderChunk[ "displacementmap_vertex" ],
				THREE.ShaderChunk[ "morphtarget_vertex" ],
				THREE.ShaderChunk[ "skinning_vertex" ],
				THREE.ShaderChunk[ "project_vertex" ],
				THREE.ShaderChunk[ "logdepthbuf_vertex" ],

			"	vViewPosition = - mvPosition.xyz;",

				THREE.ShaderChunk[ "worldpos_vertex" ],
				THREE.ShaderChunk[ "envmap_vertex" ],
				THREE.ShaderChunk[ "lights_phong_vertex" ],
				THREE.ShaderChunk[ "shadowmap_vertex" ],

			"}"

		].join( "\n" ),

		fragmentShader: [

			"#define PHONG",

			"uniform vec3 diffuse;",
			"uniform vec3 emissive;",
			"uniform vec3 specular;",
			"uniform float shininess;",
			"uniform float opacity;",

			THREE.ShaderChunk[ "common" ],
			THREE.ShaderChunk[ "color_pars_fragment" ],
			THREE.ShaderChunk[ "uv_pars_fragment" ],
			THREE.ShaderChunk[ "uv2_pars_fragment" ],
			THREE.ShaderChunk[ "map_pars_fragment" ],
			THREE.ShaderChunk[ "alphamap_pars_fragment" ],
			THREE.ShaderChunk[ "aomap_pars_fragment" ],
			THREE.ShaderChunk[ "lightmap_pars_fragment" ],
			THREE.ShaderChunk[ "emissivemap_pars_fragment" ],
			THREE.ShaderChunk[ "envmap_pars_fragment" ],
			THREE.ShaderChunk[ "fog_pars_fragment" ],
			THREE.ShaderChunk[ "lights_phong_pars_fragment" ],
			THREE.ShaderChunk[ "shadowmap_pars_fragment" ],
			THREE.ShaderChunk[ "bumpmap_pars_fragment" ],
			THREE.ShaderChunk[ "normalmap_pars_fragment" ],
			THREE.ShaderChunk[ "specularmap_pars_fragment" ],
			THREE.ShaderChunk[ "logdepthbuf_pars_fragment" ],

			"void main() {",

			"	vec3 outgoingLight = vec3( 0.0 );",
			"	vec4 diffuseColor = vec4( diffuse, opacity );",
			"	vec3 totalAmbientLight = ambientLightColor;",
			"	vec3 totalEmissiveLight = emissive;",
			"	vec3 shadowMask = vec3( 1.0 );",

				THREE.ShaderChunk[ "logdepthbuf_fragment" ],
				THREE.ShaderChunk[ "map_fragment" ],
				THREE.ShaderChunk[ "color_fragment" ],
				THREE.ShaderChunk[ "alphamap_fragment" ],
				THREE.ShaderChunk[ "alphatest_fragment" ],
				THREE.ShaderChunk[ "specularmap_fragment" ],
				THREE.ShaderChunk[ "normal_phong_fragment" ],
				THREE.ShaderChunk[ "lightmap_fragment" ],
				THREE.ShaderChunk[ "hemilight_fragment" ],
				THREE.ShaderChunk[ "aomap_fragment" ],
				THREE.ShaderChunk[ "emissivemap_fragment" ],

				THREE.ShaderChunk[ "lights_phong_fragment" ],
				THREE.ShaderChunk[ "shadowmap_fragment" ],

				"totalDiffuseLight *= shadowMask;",
				"totalSpecularLight *= shadowMask;",

				"#ifdef METAL",

				"	outgoingLight += diffuseColor.rgb * ( totalDiffuseLight + totalAmbientLight ) * specular + totalSpecularLight + totalEmissiveLight;",

				"#else",

				"	outgoingLight += diffuseColor.rgb * ( totalDiffuseLight + totalAmbientLight ) + totalSpecularLight + totalEmissiveLight;",

				"#endif",

				THREE.ShaderChunk[ "envmap_fragment" ],

				THREE.ShaderChunk[ "linear_to_gamma_fragment" ],

				THREE.ShaderChunk[ "fog_fragment" ],

			"	gl_FragColor = vec4( outgoingLight, diffuseColor.a );",

			"}"

		].join( "\n" )

	},

	'points': {

		uniforms: THREE.UniformsUtils.merge( [

			THREE.UniformsLib[ "points" ],
			THREE.UniformsLib[ "shadowmap" ]

		] ),

		vertexShader: [

			"uniform float size;",
			"uniform float scale;",

			THREE.ShaderChunk[ "common" ],
			THREE.ShaderChunk[ "color_pars_vertex" ],
			THREE.ShaderChunk[ "shadowmap_pars_vertex" ],
			THREE.ShaderChunk[ "logdepthbuf_pars_vertex" ],

			"void main() {",

				THREE.ShaderChunk[ "color_vertex" ],

			"	vec4 mvPosition = modelViewMatrix * vec4( position, 1.0 );",

			"	#ifdef USE_SIZEATTENUATION",
			"		gl_PointSize = size * ( scale / length( mvPosition.xyz ) );",
			"	#else",
			"		gl_PointSize = size;",
			"	#endif",

			"	gl_Position = projectionMatrix * mvPosition;",

				THREE.ShaderChunk[ "logdepthbuf_vertex" ],
				THREE.ShaderChunk[ "worldpos_vertex" ],
				THREE.ShaderChunk[ "shadowmap_vertex" ],

			"}"

		].join( "\n" ),

		fragmentShader: [

			"uniform vec3 psColor;",
			"uniform float opacity;",

			THREE.ShaderChunk[ "common" ],
			THREE.ShaderChunk[ "color_pars_fragment" ],
			THREE.ShaderChunk[ "map_particle_pars_fragment" ],
			THREE.ShaderChunk[ "fog_pars_fragment" ],
			THREE.ShaderChunk[ "shadowmap_pars_fragment" ],
			THREE.ShaderChunk[ "logdepthbuf_pars_fragment" ],

			"void main() {",

			"	vec3 outgoingLight = vec3( 0.0 );",
			"	vec4 diffuseColor = vec4( psColor, opacity );",
			"	vec3 shadowMask = vec3( 1.0 );",

				THREE.ShaderChunk[ "logdepthbuf_fragment" ],
				THREE.ShaderChunk[ "map_particle_fragment" ],
				THREE.ShaderChunk[ "color_fragment" ],
				THREE.ShaderChunk[ "alphatest_fragment" ],
				THREE.ShaderChunk[ "shadowmap_fragment" ],

			"	outgoingLight = diffuseColor.rgb * shadowMask;",

				THREE.ShaderChunk[ "fog_fragment" ],

			"	gl_FragColor = vec4( outgoingLight, diffuseColor.a );",

			"}"

		].join( "\n" )

	},

	'dashed': {

		uniforms: THREE.UniformsUtils.merge( [

			THREE.UniformsLib[ "common" ],
			THREE.UniformsLib[ "fog" ],

			{
				"scale"    : { type: "f", value: 1 },
				"dashSize" : { type: "f", value: 1 },
				"totalSize": { type: "f", value: 2 }
			}

		] ),

		vertexShader: [

			"uniform float scale;",
			"attribute float lineDistance;",

			"varying float vLineDistance;",

			THREE.ShaderChunk[ "common" ],
			THREE.ShaderChunk[ "color_pars_vertex" ],
			THREE.ShaderChunk[ "logdepthbuf_pars_vertex" ],

			"void main() {",

				THREE.ShaderChunk[ "color_vertex" ],

			"	vLineDistance = scale * lineDistance;",

			"	vec4 mvPosition = modelViewMatrix * vec4( position, 1.0 );",
			"	gl_Position = projectionMatrix * mvPosition;",

				THREE.ShaderChunk[ "logdepthbuf_vertex" ],

			"}"

		].join( "\n" ),

		fragmentShader: [

			"uniform vec3 diffuse;",
			"uniform float opacity;",

			"uniform float dashSize;",
			"uniform float totalSize;",

			"varying float vLineDistance;",

			THREE.ShaderChunk[ "common" ],
			THREE.ShaderChunk[ "color_pars_fragment" ],
			THREE.ShaderChunk[ "fog_pars_fragment" ],
			THREE.ShaderChunk[ "logdepthbuf_pars_fragment" ],

			"void main() {",

			"	if ( mod( vLineDistance, totalSize ) > dashSize ) {",

			"		discard;",

			"	}",

			"	vec3 outgoingLight = vec3( 0.0 );",
			"	vec4 diffuseColor = vec4( diffuse, opacity );",

				THREE.ShaderChunk[ "logdepthbuf_fragment" ],
				THREE.ShaderChunk[ "color_fragment" ],

			"	outgoingLight = diffuseColor.rgb;", // simple shader

				THREE.ShaderChunk[ "fog_fragment" ],

			"	gl_FragColor = vec4( outgoingLight, diffuseColor.a );",

			"}"

		].join( "\n" )

	},

	'depth': {

		uniforms: {

			"mNear": { type: "f", value: 1.0 },
			"mFar" : { type: "f", value: 2000.0 },
			"opacity" : { type: "f", value: 1.0 }

		},

		vertexShader: [

			THREE.ShaderChunk[ "common" ],
			THREE.ShaderChunk[ "morphtarget_pars_vertex" ],
			THREE.ShaderChunk[ "logdepthbuf_pars_vertex" ],

			"void main() {",

				THREE.ShaderChunk[ "begin_vertex" ],
				THREE.ShaderChunk[ "morphtarget_vertex" ],
				THREE.ShaderChunk[ "project_vertex" ],
				THREE.ShaderChunk[ "logdepthbuf_vertex" ],

			"}"

		].join( "\n" ),

		fragmentShader: [

			"uniform float mNear;",
			"uniform float mFar;",
			"uniform float opacity;",

			THREE.ShaderChunk[ "common" ],
			THREE.ShaderChunk[ "logdepthbuf_pars_fragment" ],

			"void main() {",

				THREE.ShaderChunk[ "logdepthbuf_fragment" ],

			"	#ifdef USE_LOGDEPTHBUF_EXT",

			"		float depth = gl_FragDepthEXT / gl_FragCoord.w;",

			"	#else",

			"		float depth = gl_FragCoord.z / gl_FragCoord.w;",

			"	#endif",

			"	float color = 1.0 - smoothstep( mNear, mFar, depth );",
			"	gl_FragColor = vec4( vec3( color ), opacity );",

			"}"

		].join( "\n" )

	},

	'normal': {

		uniforms: {

			"opacity" : { type: "f", value: 1.0 }

		},

		vertexShader: [

			"varying vec3 vNormal;",

			THREE.ShaderChunk[ "common" ],
			THREE.ShaderChunk[ "morphtarget_pars_vertex" ],
			THREE.ShaderChunk[ "logdepthbuf_pars_vertex" ],

			"void main() {",

			"	vNormal = normalize( normalMatrix * normal );",

				THREE.ShaderChunk[ "begin_vertex" ],
				THREE.ShaderChunk[ "morphtarget_vertex" ],
				THREE.ShaderChunk[ "project_vertex" ],
				THREE.ShaderChunk[ "logdepthbuf_vertex" ],

			"}"

		].join( "\n" ),

		fragmentShader: [

			"uniform float opacity;",
			"varying vec3 vNormal;",

			THREE.ShaderChunk[ "common" ],
			THREE.ShaderChunk[ "logdepthbuf_pars_fragment" ],

			"void main() {",

			"	gl_FragColor = vec4( 0.5 * normalize( vNormal ) + 0.5, opacity );",

				THREE.ShaderChunk[ "logdepthbuf_fragment" ],

			"}"

		].join( "\n" )

	},

	/* -------------------------------------------------------------------------
	//	Cube map shader
	 ------------------------------------------------------------------------- */

	'cube': {

		uniforms: { "tCube": { type: "t", value: null },
					"tFlip": { type: "f", value: - 1 } },

		vertexShader: [

			"varying vec3 vWorldPosition;",

			THREE.ShaderChunk[ "common" ],
			THREE.ShaderChunk[ "logdepthbuf_pars_vertex" ],

			"void main() {",

			"	vWorldPosition = transformDirection( position, modelMatrix );",

			"	gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );",

				THREE.ShaderChunk[ "logdepthbuf_vertex" ],

			"}"

		].join( "\n" ),

		fragmentShader: [

			"uniform samplerCube tCube;",
			"uniform float tFlip;",

			"varying vec3 vWorldPosition;",

			THREE.ShaderChunk[ "common" ],
			THREE.ShaderChunk[ "logdepthbuf_pars_fragment" ],

			"void main() {",

			"	gl_FragColor = textureCube( tCube, vec3( tFlip * vWorldPosition.x, vWorldPosition.yz ) );",

				THREE.ShaderChunk[ "logdepthbuf_fragment" ],

			"}"

		].join( "\n" )

	},

	/* -------------------------------------------------------------------------
	//	Cube map shader
	 ------------------------------------------------------------------------- */

	'equirect': {

		uniforms: { "tEquirect": { type: "t", value: null },
					"tFlip": { type: "f", value: - 1 } },

		vertexShader: [

			"varying vec3 vWorldPosition;",

			THREE.ShaderChunk[ "common" ],
			THREE.ShaderChunk[ "logdepthbuf_pars_vertex" ],

			"void main() {",

			"	vWorldPosition = transformDirection( position, modelMatrix );",

			"	gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );",

				THREE.ShaderChunk[ "logdepthbuf_vertex" ],

			"}"

		].join( "\n" ),

		fragmentShader: [

			"uniform sampler2D tEquirect;",
			"uniform float tFlip;",

			"varying vec3 vWorldPosition;",

			THREE.ShaderChunk[ "common" ],
			THREE.ShaderChunk[ "logdepthbuf_pars_fragment" ],

			"void main() {",

				// "	gl_FragColor = textureCube( tCube, vec3( tFlip * vWorldPosition.x, vWorldPosition.yz ) );",
				"vec3 direction = normalize( vWorldPosition );",
				"vec2 sampleUV;",
				"sampleUV.y = saturate( tFlip * direction.y * -0.5 + 0.5 );",
				"sampleUV.x = atan( direction.z, direction.x ) * RECIPROCAL_PI2 + 0.5;",
				"gl_FragColor = texture2D( tEquirect, sampleUV );",

				THREE.ShaderChunk[ "logdepthbuf_fragment" ],

			"}"

		].join( "\n" )

	},

	/* Depth encoding into RGBA texture
	 *
	 * based on SpiderGL shadow map example
	 * http://spidergl.org/example.php?id=6
	 *
	 * originally from
	 * http://www.gamedev.net/topic/442138-packing-a-float-into-a-a8r8g8b8-texture-shader/page__whichpage__1%25EF%25BF%25BD
	 *
	 * see also
	 * http://aras-p.info/blog/2009/07/30/encoding-floats-to-rgba-the-final/
	 */

	'depthRGBA': {

		uniforms: {},

		vertexShader: [

			THREE.ShaderChunk[ "common" ],
			THREE.ShaderChunk[ "morphtarget_pars_vertex" ],
			THREE.ShaderChunk[ "skinning_pars_vertex" ],
			THREE.ShaderChunk[ "logdepthbuf_pars_vertex" ],

			"void main() {",

				THREE.ShaderChunk[ "skinbase_vertex" ],

				THREE.ShaderChunk[ "begin_vertex" ],
				THREE.ShaderChunk[ "morphtarget_vertex" ],
				THREE.ShaderChunk[ "skinning_vertex" ],
				THREE.ShaderChunk[ "project_vertex" ],
				THREE.ShaderChunk[ "logdepthbuf_vertex" ],

			"}"

		].join( "\n" ),

		fragmentShader: [

			THREE.ShaderChunk[ "common" ],
			THREE.ShaderChunk[ "logdepthbuf_pars_fragment" ],

			"vec4 pack_depth( const in float depth ) {",

			"	const vec4 bit_shift = vec4( 256.0 * 256.0 * 256.0, 256.0 * 256.0, 256.0, 1.0 );",
			"	const vec4 bit_mask = vec4( 0.0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0 );",
			"	vec4 res = mod( depth * bit_shift * vec4( 255 ), vec4( 256 ) ) / vec4( 255 );", // "	vec4 res = fract( depth * bit_shift );",
			"	res -= res.xxyz * bit_mask;",
			"	return res;",

			"}",

			"void main() {",

				THREE.ShaderChunk[ "logdepthbuf_fragment" ],

			"	#ifdef USE_LOGDEPTHBUF_EXT",

			"		gl_FragData[ 0 ] = pack_depth( gl_FragDepthEXT );",

			"	#else",

			"		gl_FragData[ 0 ] = pack_depth( gl_FragCoord.z );",

			"	#endif",

				//"gl_FragData[ 0 ] = pack_depth( gl_FragCoord.z / gl_FragCoord.w );",
				//"float z = ( ( gl_FragCoord.z / gl_FragCoord.w ) - 3.0 ) / ( 4000.0 - 3.0 );",
				//"gl_FragData[ 0 ] = pack_depth( z );",
				//"gl_FragData[ 0 ] = vec4( z, z, z, 1.0 );",

			"}"

		].join( "\n" )

	},


	'distanceRGBA': {

		uniforms: {

			"lightPos": { type: "v3", value: new THREE.Vector3( 0, 0, 0 ) }

		},

		vertexShader: [

			"varying vec4 vWorldPosition;",

			THREE.ShaderChunk[ "common" ],
			THREE.ShaderChunk[ "morphtarget_pars_vertex" ],
			THREE.ShaderChunk[ "skinning_pars_vertex" ],

			"void main() {",

				THREE.ShaderChunk[ "skinbase_vertex" ],
				THREE.ShaderChunk[ "begin_vertex" ],
				THREE.ShaderChunk[ "morphtarget_vertex" ],
				THREE.ShaderChunk[ "skinning_vertex" ],
				THREE.ShaderChunk[ "project_vertex" ],
				THREE.ShaderChunk[ "worldpos_vertex" ],

				"vWorldPosition = worldPosition;",

			"}"

		].join( "\n" ),

		fragmentShader: [

			"uniform vec3 lightPos;",
			"varying vec4 vWorldPosition;",

			THREE.ShaderChunk[ "common" ],

			"vec4 pack1K ( float depth ) {",

			"   depth /= 1000.0;",
			"   const vec4 bitSh = vec4( 256.0 * 256.0 * 256.0, 256.0 * 256.0, 256.0, 1.0 );",
  			"	const vec4 bitMsk = vec4( 0.0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0 );",
   			"	vec4 res = fract( depth * bitSh );",
   			"	res -= res.xxyz * bitMsk;",
   			"	return res; ",

			"}",

			"float unpack1K ( vec4 color ) {",

			"	const vec4 bitSh = vec4( 1.0 / ( 256.0 * 256.0 * 256.0 ), 1.0 / ( 256.0 * 256.0 ), 1.0 / 256.0, 1.0 );",
			"	return dot( color, bitSh ) * 1000.0;",

			"}",

			"void main () {",

			"	gl_FragColor = pack1K( length( vWorldPosition.xyz - lightPos.xyz ) );",

			"}"

		].join( "\n" )

	}

};

// File:src/renderers/WebGLRenderer.js

/**
 * @author supereggbert / http://www.paulbrunt.co.uk/
 * @author mrdoob / http://mrdoob.com/
 * @author alteredq / http://alteredqualia.com/
 * @author szimek / https://github.com/szimek/
 */

THREE.WebGLRenderer = function ( parameters ) {

	console.log( 'THREE.WebGLRenderer', THREE.REVISION );

	parameters = parameters || {};

	var _canvas = parameters.canvas !== undefined ? parameters.canvas : document.createElement( 'canvas' ),
	_context = parameters.context !== undefined ? parameters.context : null,

	_width = _canvas.width,
	_height = _canvas.height,

	pixelRatio = 1,

	_alpha = parameters.alpha !== undefined ? parameters.alpha : false,
	_depth = parameters.depth !== undefined ? parameters.depth : true,
	_stencil = parameters.stencil !== undefined ? parameters.stencil : true,
	_antialias = parameters.antialias !== undefined ? parameters.antialias : false,
	_premultipliedAlpha = parameters.premultipliedAlpha !== undefined ? parameters.premultipliedAlpha : true,
	_preserveDrawingBuffer = parameters.preserveDrawingBuffer !== undefined ? parameters.preserveDrawingBuffer : false,

	_clearColor = new THREE.Color( 0x000000 ),
	_clearAlpha = 0;

	var lights = [];

	var opaqueObjects = [];
	var opaqueObjectsLastIndex = - 1;
	var transparentObjects = [];
	var transparentObjectsLastIndex = - 1;

	var morphInfluences = new Float32Array( 8 );


	var sprites = [];
	var lensFlares = [];

	// public properties

	this.domElement = _canvas;
	this.context = null;

	// clearing

	this.autoClear = true;
	this.autoClearColor = true;
	this.autoClearDepth = true;
	this.autoClearStencil = true;

	// scene graph

	this.sortObjects = true;

	// physically based shading

	this.gammaFactor = 2.0;	// for backwards compatibility
	this.gammaInput = false;
	this.gammaOutput = false;

	// morphs

	this.maxMorphTargets = 8;
	this.maxMorphNormals = 4;

	// flags

	this.autoScaleCubemaps = true;

	// internal properties

	var _this = this,

	// internal state cache

	_currentProgram = null,
	_currentFramebuffer = null,
	_currentMaterialId = - 1,
	_currentGeometryProgram = '',
	_currentCamera = null,

	_usedTextureUnits = 0,

	_viewportX = 0,
	_viewportY = 0,
	_viewportWidth = _canvas.width,
	_viewportHeight = _canvas.height,
	_currentWidth = 0,
	_currentHeight = 0,

	// frustum

	_frustum = new THREE.Frustum(),

	 // camera matrices cache

	_projScreenMatrix = new THREE.Matrix4(),

	_vector3 = new THREE.Vector3(),

	// light arrays cache

	_direction = new THREE.Vector3(),

	_lightsNeedUpdate = true,

	_lights = {

		ambient: [ 0, 0, 0 ],
		directional: { length: 0, colors: [], positions: [] },
		point: { length: 0, colors: [], positions: [], distances: [], decays: [] },
		spot: { length: 0, colors: [], positions: [], distances: [], directions: [], anglesCos: [], exponents: [], decays: [] },
		hemi: { length: 0, skyColors: [], groundColors: [], positions: [] }

	},

	// info

	_infoMemory = {

		geometries: 0,
		textures: 0

	},

	_infoRender = {

		calls: 0,
		vertices: 0,
		faces: 0,
		points: 0

	};

	this.info = {

		render: _infoRender,
		memory: _infoMemory,
		programs: null

	};


	// initialize

	var _gl;

	try {

		var attributes = {
			alpha: _alpha,
			depth: _depth,
			stencil: _stencil,
			antialias: _antialias,
			premultipliedAlpha: _premultipliedAlpha,
			preserveDrawingBuffer: _preserveDrawingBuffer
		};

		_gl = _context || _canvas.getContext( 'webgl', attributes ) || _canvas.getContext( 'experimental-webgl', attributes );

		if ( _gl === null ) {

			if ( _canvas.getContext( 'webgl' ) !== null ) {

				throw 'Error creating WebGL context with your selected attributes.';

			} else {

				throw 'Error creating WebGL context.';

			}

		}

		_canvas.addEventListener( 'webglcontextlost', onContextLost, false );

	} catch ( error ) {

		console.error( 'THREE.WebGLRenderer: ' + error );

	}

	var extensions = new THREE.WebGLExtensions( _gl );

	extensions.get( 'OES_texture_float' );
	extensions.get( 'OES_texture_float_linear' );
	extensions.get( 'OES_texture_half_float' );
	extensions.get( 'OES_texture_half_float_linear' );
	extensions.get( 'OES_standard_derivatives' );
	extensions.get( 'ANGLE_instanced_arrays' );

	if ( extensions.get( 'OES_element_index_uint' ) ) {

		THREE.BufferGeometry.MaxIndex = 4294967296;

	}

	var capabilities = new THREE.WebGLCapabilities( _gl, extensions, parameters );

	var state = new THREE.WebGLState( _gl, extensions, paramThreeToGL );
	var properties = new THREE.WebGLProperties();
	var objects = new THREE.WebGLObjects( _gl, properties, this.info );
	var programCache = new THREE.WebGLPrograms( this, capabilities );

	this.info.programs = programCache.programs;

	var bufferRenderer = new THREE.WebGLBufferRenderer( _gl, extensions, _infoRender );
	var indexedBufferRenderer = new THREE.WebGLIndexedBufferRenderer( _gl, extensions, _infoRender );

	//

	function glClearColor( r, g, b, a ) {

		if ( _premultipliedAlpha === true ) {

			r *= a; g *= a; b *= a;

		}

		_gl.clearColor( r, g, b, a );

	}

	function setDefaultGLState() {

		state.init();

		_gl.viewport( _viewportX, _viewportY, _viewportWidth, _viewportHeight );

		glClearColor( _clearColor.r, _clearColor.g, _clearColor.b, _clearAlpha );

	}

	function resetGLState() {

		_currentProgram = null;
		_currentCamera = null;

		_currentGeometryProgram = '';
		_currentMaterialId = - 1;

		_lightsNeedUpdate = true;

		state.reset();

	}

	setDefaultGLState();

	this.context = _gl;
	this.capabilities = capabilities;
	this.extensions = extensions;
	this.state = state;

	// shadow map

	var shadowMap = new THREE.WebGLShadowMap( this, lights, objects );

	this.shadowMap = shadowMap;


	// Plugins

	var spritePlugin = new THREE.SpritePlugin( this, sprites );
	var lensFlarePlugin = new THREE.LensFlarePlugin( this, lensFlares );

	// API

	this.getContext = function () {

		return _gl;

	};

	this.getContextAttributes = function () {

		return _gl.getContextAttributes();

	};

	this.forceContextLoss = function () {

		extensions.get( 'WEBGL_lose_context' ).loseContext();

	};

	this.getMaxAnisotropy = ( function () {

		var value;

		return function getMaxAnisotropy() {

			if ( value !== undefined ) return value;

			var extension = extensions.get( 'EXT_texture_filter_anisotropic' );

			if ( extension !== null ) {

				value = _gl.getParameter( extension.MAX_TEXTURE_MAX_ANISOTROPY_EXT );

			} else {

				value = 0;

			}

			return value;

		}

	} )();

	this.getPrecision = function () {

		return capabilities.precision;

	};

	this.getPixelRatio = function () {

		return pixelRatio;

	};

	this.setPixelRatio = function ( value ) {

		if ( value !== undefined ) pixelRatio = value;

	};

	this.getSize = function () {

		return {
			width: _width,
			height: _height
		};

	};

	this.setSize = function ( width, height, updateStyle ) {

		_width = width;
		_height = height;

		_canvas.width = width * pixelRatio;
		_canvas.height = height * pixelRatio;

		if ( updateStyle !== false ) {

			_canvas.style.width = width + 'px';
			_canvas.style.height = height + 'px';

		}

		this.setViewport( 0, 0, width, height );

	};

	this.setViewport = function ( x, y, width, height ) {

		_viewportX = x * pixelRatio;
		_viewportY = y * pixelRatio;

		_viewportWidth = width * pixelRatio;
		_viewportHeight = height * pixelRatio;

		_gl.viewport( _viewportX, _viewportY, _viewportWidth, _viewportHeight );

	};

	this.getViewport = function ( dimensions ) {

		dimensions.x = _viewportX / pixelRatio;
		dimensions.y = _viewportY / pixelRatio;

		dimensions.z = _viewportWidth / pixelRatio;
		dimensions.w = _viewportHeight / pixelRatio;

	};

	this.setScissor = function ( x, y, width, height ) {

		_gl.scissor(
			x * pixelRatio,
			y * pixelRatio,
			width * pixelRatio,
			height * pixelRatio
		);

	};

	this.enableScissorTest = function ( boolean ) {

		state.setScissorTest( boolean );

	};

	// Clearing

	this.getClearColor = function () {

		return _clearColor;

	};

	this.setClearColor = function ( color, alpha ) {

		_clearColor.set( color );

		_clearAlpha = alpha !== undefined ? alpha : 1;

		glClearColor( _clearColor.r, _clearColor.g, _clearColor.b, _clearAlpha );

	};

	this.getClearAlpha = function () {

		return _clearAlpha;

	};

	this.setClearAlpha = function ( alpha ) {

		_clearAlpha = alpha;

		glClearColor( _clearColor.r, _clearColor.g, _clearColor.b, _clearAlpha );

	};

	this.clear = function ( color, depth, stencil ) {

		var bits = 0;

		if ( color === undefined || color ) bits |= _gl.COLOR_BUFFER_BIT;
		if ( depth === undefined || depth ) bits |= _gl.DEPTH_BUFFER_BIT;
		if ( stencil === undefined || stencil ) bits |= _gl.STENCIL_BUFFER_BIT;

		_gl.clear( bits );

	};

	this.clearColor = function () {

		_gl.clear( _gl.COLOR_BUFFER_BIT );

	};

	this.clearDepth = function () {

		_gl.clear( _gl.DEPTH_BUFFER_BIT );

	};

	this.clearStencil = function () {

		_gl.clear( _gl.STENCIL_BUFFER_BIT );

	};

	this.clearTarget = function ( renderTarget, color, depth, stencil ) {

		this.setRenderTarget( renderTarget );
		this.clear( color, depth, stencil );

	};

	// Reset

	this.resetGLState = resetGLState;

	this.dispose = function() {

		_canvas.removeEventListener( 'webglcontextlost', onContextLost, false );

	};

	// Events

	function onContextLost( event ) {

		event.preventDefault();

		resetGLState();
		setDefaultGLState();

		properties.clear();

	};

	function onTextureDispose( event ) {

		var texture = event.target;

		texture.removeEventListener( 'dispose', onTextureDispose );

		deallocateTexture( texture );

		_infoMemory.textures --;


	}

	function onRenderTargetDispose( event ) {

		var renderTarget = event.target;

		renderTarget.removeEventListener( 'dispose', onRenderTargetDispose );

		deallocateRenderTarget( renderTarget );

		_infoMemory.textures --;

	}

	function onMaterialDispose( event ) {

		var material = event.target;

		material.removeEventListener( 'dispose', onMaterialDispose );

		deallocateMaterial( material );

	}

	// Buffer deallocation

	function deallocateTexture( texture ) {

		var textureProperties = properties.get( texture );

		if ( texture.image && textureProperties.__image__webglTextureCube ) {

			// cube texture

			_gl.deleteTexture( textureProperties.__image__webglTextureCube );

		} else {

			// 2D texture

			if ( textureProperties.__webglInit === undefined ) return;

			_gl.deleteTexture( textureProperties.__webglTexture );

		}

		// remove all webgl properties
		properties.delete( texture );

	}

	function deallocateRenderTarget( renderTarget ) {

		var renderTargetProperties = properties.get( renderTarget );
		var textureProperties = properties.get( renderTarget.texture );

		if ( ! renderTarget || textureProperties.__webglTexture === undefined ) return;

		_gl.deleteTexture( textureProperties.__webglTexture );

		if ( renderTarget instanceof THREE.WebGLRenderTargetCube ) {

			for ( var i = 0; i < 6; i ++ ) {

				_gl.deleteFramebuffer( renderTargetProperties.__webglFramebuffer[ i ] );
				_gl.deleteRenderbuffer( renderTargetProperties.__webglRenderbuffer[ i ] );

			}

		} else {

			_gl.deleteFramebuffer( renderTargetProperties.__webglFramebuffer );
			_gl.deleteRenderbuffer( renderTargetProperties.__webglRenderbuffer );

		}

		properties.delete( renderTarget.texture );
		properties.delete( renderTarget );

	}

	function deallocateMaterial( material ) {

		releaseMaterialProgramReference( material );

		properties.delete( material );

	}


	function releaseMaterialProgramReference( material ) {

		var programInfo = properties.get( material ).program;

		material.program = undefined;

		if ( programInfo !== undefined ) {

			programCache.releaseProgram( programInfo );

		}

	}

	// Buffer rendering

	this.renderBufferImmediate = function ( object, program, material ) {

		state.initAttributes();

		var buffers = properties.get( object );

		if ( object.hasPositions && ! buffers.position ) buffers.position = _gl.createBuffer();
		if ( object.hasNormals && ! buffers.normal ) buffers.normal = _gl.createBuffer();
		if ( object.hasUvs && ! buffers.uv ) buffers.uv = _gl.createBuffer();
		if ( object.hasColors && ! buffers.color ) buffers.color = _gl.createBuffer();

		var attributes = program.getAttributes();

		if ( object.hasPositions ) {

			_gl.bindBuffer( _gl.ARRAY_BUFFER, buffers.position );
			_gl.bufferData( _gl.ARRAY_BUFFER, object.positionArray, _gl.DYNAMIC_DRAW );

			state.enableAttribute( attributes.position );
			_gl.vertexAttribPointer( attributes.position, 3, _gl.FLOAT, false, 0, 0 );

		}

		if ( object.hasNormals ) {

			_gl.bindBuffer( _gl.ARRAY_BUFFER, buffers.normal );

			if ( material.type !== 'MeshPhongMaterial' && material.shading === THREE.FlatShading ) {

				for ( var i = 0, l = object.count * 3; i < l; i += 9 ) {

					var array = object.normalArray;

					var nx = ( array[ i + 0 ] + array[ i + 3 ] + array[ i + 6 ] ) / 3;
					var ny = ( array[ i + 1 ] + array[ i + 4 ] + array[ i + 7 ] ) / 3;
					var nz = ( array[ i + 2 ] + array[ i + 5 ] + array[ i + 8 ] ) / 3;

					array[ i + 0 ] = nx;
					array[ i + 1 ] = ny;
					array[ i + 2 ] = nz;

					array[ i + 3 ] = nx;
					array[ i + 4 ] = ny;
					array[ i + 5 ] = nz;

					array[ i + 6 ] = nx;
					array[ i + 7 ] = ny;
					array[ i + 8 ] = nz;

				}

			}

			_gl.bufferData( _gl.ARRAY_BUFFER, object.normalArray, _gl.DYNAMIC_DRAW );

			state.enableAttribute( attributes.normal );

			_gl.vertexAttribPointer( attributes.normal, 3, _gl.FLOAT, false, 0, 0 );

		}

		if ( object.hasUvs && material.map ) {

			_gl.bindBuffer( _gl.ARRAY_BUFFER, buffers.uv );
			_gl.bufferData( _gl.ARRAY_BUFFER, object.uvArray, _gl.DYNAMIC_DRAW );

			state.enableAttribute( attributes.uv );

			_gl.vertexAttribPointer( attributes.uv, 2, _gl.FLOAT, false, 0, 0 );

		}

		if ( object.hasColors && material.vertexColors !== THREE.NoColors ) {

			_gl.bindBuffer( _gl.ARRAY_BUFFER, buffers.color );
			_gl.bufferData( _gl.ARRAY_BUFFER, object.colorArray, _gl.DYNAMIC_DRAW );

			state.enableAttribute( attributes.color );

			_gl.vertexAttribPointer( attributes.color, 3, _gl.FLOAT, false, 0, 0 );

		}

		state.disableUnusedAttributes();

		_gl.drawArrays( _gl.TRIANGLES, 0, object.count );

		object.count = 0;

	};

	this.renderBufferDirect = function ( camera, lights, fog, geometry, material, object, group ) {

		setMaterial( material );

		var program = setProgram( camera, lights, fog, material, object );

		var updateBuffers = false;
		var geometryProgram = geometry.id + '_' + program.id + '_' + material.wireframe;

		if ( geometryProgram !== _currentGeometryProgram ) {

			_currentGeometryProgram = geometryProgram;
			updateBuffers = true;

		}

		// morph targets

		var morphTargetInfluences = object.morphTargetInfluences;

		if ( morphTargetInfluences !== undefined ) {

			var activeInfluences = [];

			for ( var i = 0, l = morphTargetInfluences.length; i < l; i ++ ) {

				var influence = morphTargetInfluences[ i ];
				activeInfluences.push( [ influence, i ] );

			}

			activeInfluences.sort( numericalSort );

			if ( activeInfluences.length > 8 ) {

				activeInfluences.length = 8;

			}

			var morphAttributes = geometry.morphAttributes;

			for ( var i = 0, l = activeInfluences.length; i < l; i ++ ) {

				var influence = activeInfluences[ i ];
				morphInfluences[ i ] = influence[ 0 ];

				if ( influence[ 0 ] !== 0 ) {

					var index = influence[ 1 ];

					if ( material.morphTargets === true && morphAttributes.position ) geometry.addAttribute( 'morphTarget' + i, morphAttributes.position[ index ] );
					if ( material.morphNormals === true && morphAttributes.normal ) geometry.addAttribute( 'morphNormal' + i, morphAttributes.normal[ index ] );

				} else {

					if ( material.morphTargets === true ) geometry.removeAttribute( 'morphTarget' + i );
					if ( material.morphNormals === true ) geometry.removeAttribute( 'morphNormal' + i );

				}

			}

			var uniforms = program.getUniforms();

			if ( uniforms.morphTargetInfluences !== null ) {

				_gl.uniform1fv( uniforms.morphTargetInfluences, morphInfluences );

			}

			updateBuffers = true;

		}

		//

		var index = geometry.index;
		var position = geometry.attributes.position;

		if ( material.wireframe === true ) {

			index = objects.getWireframeAttribute( geometry );

		}

		var renderer;

		if ( index !== null ) {

			renderer = indexedBufferRenderer;
			renderer.setIndex( index );

		} else {

			renderer = bufferRenderer;

		}

		if ( updateBuffers ) {

			setupVertexAttributes( material, program, geometry );

			if ( index !== null ) {

				_gl.bindBuffer( _gl.ELEMENT_ARRAY_BUFFER, objects.getAttributeBuffer( index ) );

			}

		}

		//

		var dataStart = 0;
		var dataCount = Infinity;

		if ( index !== null ) {

			dataCount = index.count

		} else if ( position !== undefined ) {

			dataCount = position.count;

		}

		var rangeStart = geometry.drawRange.start;
		var rangeCount = geometry.drawRange.count;

		var groupStart = group !== null ? group.start : 0;
		var groupCount = group !== null ? group.count : Infinity;

		var drawStart = Math.max( dataStart, rangeStart, groupStart );
		var drawEnd = Math.min( dataStart + dataCount, rangeStart + rangeCount, groupStart + groupCount ) - 1;

		var drawCount = Math.max( 0, drawEnd - drawStart + 1 );

		//

		if ( object instanceof THREE.Mesh ) {

			if ( material.wireframe === true ) {

				state.setLineWidth( material.wireframeLinewidth * pixelRatio );
				renderer.setMode( _gl.LINES );

			} else {

				renderer.setMode( _gl.TRIANGLES );

			}

			if ( geometry instanceof THREE.InstancedBufferGeometry && geometry.maxInstancedCount > 0 ) {

				renderer.renderInstances( geometry );

			} else {

				renderer.render( drawStart, drawCount );

			}

		} else if ( object instanceof THREE.Line ) {

			var lineWidth = material.linewidth;

			if ( lineWidth === undefined ) lineWidth = 1; // Not using Line*Material

			state.setLineWidth( lineWidth * pixelRatio );

			if ( object instanceof THREE.LineSegments ) {

				renderer.setMode( _gl.LINES );

			} else {

				renderer.setMode( _gl.LINE_STRIP );

			}

			renderer.render( drawStart, drawCount );

		} else if ( object instanceof THREE.Points ) {

			renderer.setMode( _gl.POINTS );
			renderer.render( drawStart, drawCount );

		}

	};

	function setupVertexAttributes( material, program, geometry, startIndex ) {

		var extension;

		if ( geometry instanceof THREE.InstancedBufferGeometry ) {

			extension = extensions.get( 'ANGLE_instanced_arrays' );

			if ( extension === null ) {

				console.error( 'THREE.WebGLRenderer.setupVertexAttributes: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.' );
				return;

			}

		}

		if ( startIndex === undefined ) startIndex = 0;

		state.initAttributes();

		var geometryAttributes = geometry.attributes;

		var programAttributes = program.getAttributes();

		var materialDefaultAttributeValues = material.defaultAttributeValues;

		for ( var name in programAttributes ) {

			var programAttribute = programAttributes[ name ];

			if ( programAttribute >= 0 ) {

				var geometryAttribute = geometryAttributes[ name ];

				if ( geometryAttribute !== undefined ) {

					var size = geometryAttribute.itemSize;
					var buffer = objects.getAttributeBuffer( geometryAttribute );

					if ( geometryAttribute instanceof THREE.InterleavedBufferAttribute ) {

						var data = geometryAttribute.data;
						var stride = data.stride;
						var offset = geometryAttribute.offset;

						if ( data instanceof THREE.InstancedInterleavedBuffer ) {

							state.enableAttributeAndDivisor( programAttribute, data.meshPerAttribute, extension );

							if ( geometry.maxInstancedCount === undefined ) {

								geometry.maxInstancedCount = data.meshPerAttribute * data.count;

							}

						} else {

							state.enableAttribute( programAttribute );

						}

						_gl.bindBuffer( _gl.ARRAY_BUFFER, buffer );
						_gl.vertexAttribPointer( programAttribute, size, _gl.FLOAT, false, stride * data.array.BYTES_PER_ELEMENT, ( startIndex * stride + offset ) * data.array.BYTES_PER_ELEMENT );

					} else {

						if ( geometryAttribute instanceof THREE.InstancedBufferAttribute ) {

							state.enableAttributeAndDivisor( programAttribute, geometryAttribute.meshPerAttribute, extension );

							if ( geometry.maxInstancedCount === undefined ) {

								geometry.maxInstancedCount = geometryAttribute.meshPerAttribute * geometryAttribute.count;

							}

						} else {

							state.enableAttribute( programAttribute );

						}

						_gl.bindBuffer( _gl.ARRAY_BUFFER, buffer );
						_gl.vertexAttribPointer( programAttribute, size, _gl.FLOAT, false, 0, startIndex * size * 4 ); // 4 bytes per Float32

					}

				} else if ( materialDefaultAttributeValues !== undefined ) {

					var value = materialDefaultAttributeValues[ name ];

					if ( value !== undefined ) {

						switch ( value.length ) {

							case 2:
								_gl.vertexAttrib2fv( programAttribute, value );
								break;

							case 3:
								_gl.vertexAttrib3fv( programAttribute, value );
								break;

							case 4:
								_gl.vertexAttrib4fv( programAttribute, value );
								break;

							default:
								_gl.vertexAttrib1fv( programAttribute, value );

						}

					}

				}

			}

		}

		state.disableUnusedAttributes();

	}

	// Sorting

	function numericalSort ( a, b ) {

		return b[ 0 ] - a[ 0 ];

	}

	function painterSortStable ( a, b ) {

		if ( a.object.renderOrder !== b.object.renderOrder ) {

			return a.object.renderOrder - b.object.renderOrder;

		} else if ( a.material.id !== b.material.id ) {

			return a.material.id - b.material.id;

		} else if ( a.z !== b.z ) {

			return a.z - b.z;

		} else {

			return a.id - b.id;

		}

	}

	function reversePainterSortStable ( a, b ) {

		if ( a.object.renderOrder !== b.object.renderOrder ) {

			return a.object.renderOrder - b.object.renderOrder;

		} if ( a.z !== b.z ) {

			return b.z - a.z;

		} else {

			return a.id - b.id;

		}

	}

	// Rendering

	this.render = function ( scene, camera, renderTarget, forceClear ) {

		if ( camera instanceof THREE.Camera === false ) {

			console.error( 'THREE.WebGLRenderer.render: camera is not an instance of THREE.Camera.' );
			return;

		}

		var fog = scene.fog;

		// reset caching for this frame

		_currentGeometryProgram = '';
		_currentMaterialId = - 1;
		_currentCamera = null;
		_lightsNeedUpdate = true;

		// update scene graph

		if ( scene.autoUpdate === true ) scene.updateMatrixWorld();

		// update camera matrices and frustum

		if ( camera.parent === null ) camera.updateMatrixWorld();

		camera.matrixWorldInverse.getInverse( camera.matrixWorld );

		_projScreenMatrix.multiplyMatrices( camera.projectionMatrix, camera.matrixWorldInverse );
		_frustum.setFromMatrix( _projScreenMatrix );

		lights.length = 0;

		opaqueObjectsLastIndex = - 1;
		transparentObjectsLastIndex = - 1;

		sprites.length = 0;
		lensFlares.length = 0;

		projectObject( scene, camera );

		opaqueObjects.length = opaqueObjectsLastIndex + 1;
		transparentObjects.length = transparentObjectsLastIndex + 1;

		if ( _this.sortObjects === true ) {

			opaqueObjects.sort( painterSortStable );
			transparentObjects.sort( reversePainterSortStable );

		}

		//

		shadowMap.render( scene );

		//

		_infoRender.calls = 0;
		_infoRender.vertices = 0;
		_infoRender.faces = 0;
		_infoRender.points = 0;

		this.setRenderTarget( renderTarget );

		if ( this.autoClear || forceClear ) {

			this.clear( this.autoClearColor, this.autoClearDepth, this.autoClearStencil );

		}

		//

		if ( scene.overrideMaterial ) {

			var overrideMaterial = scene.overrideMaterial;

			renderObjects( opaqueObjects, camera, lights, fog, overrideMaterial );
			renderObjects( transparentObjects, camera, lights, fog, overrideMaterial );

		} else {

			// opaque pass (front-to-back order)

			state.setBlending( THREE.NoBlending );
			renderObjects( opaqueObjects, camera, lights, fog );

			// transparent pass (back-to-front order)

			renderObjects( transparentObjects, camera, lights, fog );

		}

		// custom render plugins (post pass)

		spritePlugin.render( scene, camera );
		lensFlarePlugin.render( scene, camera, _currentWidth, _currentHeight );

		// Generate mipmap if we're using any kind of mipmap filtering

		if ( renderTarget ) {

			var texture = renderTarget.texture;
			var isTargetPowerOfTwo = isPowerOfTwo( renderTarget );
			if ( texture.generateMipmaps && isTargetPowerOfTwo && texture.minFilter !== THREE.NearestFilter && texture.minFilter !== THREE.LinearFilter ) {

				 updateRenderTargetMipmap( renderTarget );

			}

		}

		// Ensure depth buffer writing is enabled so it can be cleared on next render

		state.setDepthTest( true );
		state.setDepthWrite( true );
		state.setColorWrite( true );

		// _gl.finish();

	};

	function pushRenderItem( object, geometry, material, z, group ) {

		var array, index;

		// allocate the next position in the appropriate array

		if ( material.transparent ) {

			array = transparentObjects;
			index = ++ transparentObjectsLastIndex;

		} else {

			array = opaqueObjects;
			index = ++ opaqueObjectsLastIndex;

		}

		// recycle existing render item or grow the array

		var renderItem = array[ index ];

		if ( renderItem !== undefined ) {

			renderItem.id = object.id;
			renderItem.object = object;
			renderItem.geometry = geometry;
			renderItem.material = material;
			renderItem.z = _vector3.z;
			renderItem.group = group;

		} else {

			renderItem = {
				id: object.id,
				object: object,
				geometry: geometry,
				material: material,
				z: _vector3.z,
				group: group
			};

			// assert( index === array.length );
			array.push( renderItem );

		}

	}

	function projectObject( object, camera ) {

		if ( object.visible === false ) return;

		if ( ( object.channels.mask & camera.channels.mask ) !== 0 ) {

			if ( object instanceof THREE.Light ) {

				lights.push( object );

			} else if ( object instanceof THREE.Sprite ) {

				sprites.push( object );

			} else if ( object instanceof THREE.LensFlare ) {

				lensFlares.push( object );

			} else if ( object instanceof THREE.ImmediateRenderObject ) {

				if ( _this.sortObjects === true ) {

					_vector3.setFromMatrixPosition( object.matrixWorld );
					_vector3.applyProjection( _projScreenMatrix );

				}

				pushRenderItem( object, null, object.material, _vector3.z, null );

			} else if ( object instanceof THREE.Mesh || object instanceof THREE.Line || object instanceof THREE.Points ) {

				if ( object instanceof THREE.SkinnedMesh ) {

					object.skeleton.update();

				}

				if ( object.frustumCulled === false || _frustum.intersectsObject( object ) === true ) {

					var material = object.material;

					if ( material.visible === true ) {

						if ( _this.sortObjects === true ) {

							_vector3.setFromMatrixPosition( object.matrixWorld );
							_vector3.applyProjection( _projScreenMatrix );

						}

						var geometry = objects.update( object );

						if ( material instanceof THREE.MeshFaceMaterial ) {

							var groups = geometry.groups;
							var materials = material.materials;

							for ( var i = 0, l = groups.length; i < l; i ++ ) {

								var group = groups[ i ];
								var groupMaterial = materials[ group.materialIndex ];

								if ( groupMaterial.visible === true ) {

									pushRenderItem( object, geometry, groupMaterial, _vector3.z, group );

								}

							}

						} else {

							pushRenderItem( object, geometry, material, _vector3.z, null );

						}

					}

				}

			}

		}

		var children = object.children;

		for ( var i = 0, l = children.length; i < l; i ++ ) {

			projectObject( children[ i ], camera );

		}

	}

	function renderObjects( renderList, camera, lights, fog, overrideMaterial ) {

		for ( var i = 0, l = renderList.length; i < l; i ++ ) {

			var renderItem = renderList[ i ];

			var object = renderItem.object;
			var geometry = renderItem.geometry;
			var material = overrideMaterial === undefined ? renderItem.material : overrideMaterial;
			var group = renderItem.group;

			object.modelViewMatrix.multiplyMatrices( camera.matrixWorldInverse, object.matrixWorld );
			object.normalMatrix.getNormalMatrix( object.modelViewMatrix );

			if ( object instanceof THREE.ImmediateRenderObject ) {

				setMaterial( material );

				var program = setProgram( camera, lights, fog, material, object );

				_currentGeometryProgram = '';

				object.render( function ( object ) {

					_this.renderBufferImmediate( object, program, material );

				} );

			} else {

				_this.renderBufferDirect( camera, lights, fog, geometry, material, object, group );

			}

		}

	}

	function initMaterial( material, lights, fog, object ) {

		var materialProperties = properties.get( material );

		var parameters = programCache.getParameters( material, lights, fog, object );
		var code = programCache.getProgramCode( material, parameters );

		var program = materialProperties.program;
		var programChange = true;

		if ( program === undefined ) {

			// new material
			material.addEventListener( 'dispose', onMaterialDispose );

		} else if ( program.code !== code ) {

			// changed glsl or parameters
			releaseMaterialProgramReference( material );

		} else if ( parameters.shaderID !== undefined ) {

			// same glsl and uniform list
			return;

		} else {

			// only rebuild uniform list
			programChange = false;

		}

		if ( programChange ) {

			if ( parameters.shaderID ) {

				var shader = THREE.ShaderLib[ parameters.shaderID ];

				materialProperties.__webglShader = {
					name: material.type,
					uniforms: THREE.UniformsUtils.clone( shader.uniforms ),
					vertexShader: shader.vertexShader,
					fragmentShader: shader.fragmentShader
				};

			} else {

				materialProperties.__webglShader = {
					name: material.type,
					uniforms: material.uniforms,
					vertexShader: material.vertexShader,
					fragmentShader: material.fragmentShader
				};

			}

			material.__webglShader = materialProperties.__webglShader;

			program = programCache.acquireProgram( material, parameters, code );

			materialProperties.program = program;
			material.program = program;

		}

		var attributes = program.getAttributes();

		if ( material.morphTargets ) {

			material.numSupportedMorphTargets = 0;

			for ( var i = 0; i < _this.maxMorphTargets; i ++ ) {

				if ( attributes[ 'morphTarget' + i ] >= 0 ) {

					material.numSupportedMorphTargets ++;

				}

			}

		}

		if ( material.morphNormals ) {

			material.numSupportedMorphNormals = 0;

			for ( i = 0; i < _this.maxMorphNormals; i ++ ) {

				if ( attributes[ 'morphNormal' + i ] >= 0 ) {

					material.numSupportedMorphNormals ++;

				}

			}

		}

		materialProperties.uniformsList = [];

		var uniformLocations = materialProperties.program.getUniforms();

		for ( var u in materialProperties.__webglShader.uniforms ) {

			var location = uniformLocations[ u ];

			if ( location ) {

				materialProperties.uniformsList.push( [ materialProperties.__webglShader.uniforms[ u ], location ] );

			}

		}

	}

	function setMaterial( material ) {

		setMaterialFaces( material );

		if ( material.transparent === true ) {

			state.setBlending( material.blending, material.blendEquation, material.blendSrc, material.blendDst, material.blendEquationAlpha, material.blendSrcAlpha, material.blendDstAlpha );

		} else {

			state.setBlending( THREE.NoBlending );

		}

		state.setDepthFunc( material.depthFunc );
		state.setDepthTest( material.depthTest );
		state.setDepthWrite( material.depthWrite );
		state.setColorWrite( material.colorWrite );
		state.setPolygonOffset( material.polygonOffset, material.polygonOffsetFactor, material.polygonOffsetUnits );

	}

	function setMaterialFaces( material ) {

		material.side !== THREE.DoubleSide ? state.enable( _gl.CULL_FACE ) : state.disable( _gl.CULL_FACE );
		state.setFlipSided( material.side === THREE.BackSide );

	}

	function setProgram( camera, lights, fog, material, object ) {

		_usedTextureUnits = 0;

		var materialProperties = properties.get( material );

		if ( material.needsUpdate || ! materialProperties.program ) {

			initMaterial( material, lights, fog, object );
			material.needsUpdate = false;

		}

		var refreshProgram = false;
		var refreshMaterial = false;
		var refreshLights = false;

		var program = materialProperties.program,
			p_uniforms = program.getUniforms(),
			m_uniforms = materialProperties.__webglShader.uniforms;

		if ( program.id !== _currentProgram ) {

			_gl.useProgram( program.program );
			_currentProgram = program.id;

			refreshProgram = true;
			refreshMaterial = true;
			refreshLights = true;

		}

		if ( material.id !== _currentMaterialId ) {

			if ( _currentMaterialId === - 1 ) refreshLights = true;
			_currentMaterialId = material.id;

			refreshMaterial = true;

		}

		if ( refreshProgram || camera !== _currentCamera ) {

			_gl.uniformMatrix4fv( p_uniforms.projectionMatrix, false, camera.projectionMatrix.elements );

			if ( capabilities.logarithmicDepthBuffer ) {

				_gl.uniform1f( p_uniforms.logDepthBufFC, 2.0 / ( Math.log( camera.far + 1.0 ) / Math.LN2 ) );

			}


			if ( camera !== _currentCamera ) _currentCamera = camera;

			// load material specific uniforms
			// (shader material also gets them for the sake of genericity)

			if ( material instanceof THREE.ShaderMaterial ||
				 material instanceof THREE.MeshPhongMaterial ||
				 material.envMap ) {

				if ( p_uniforms.cameraPosition !== undefined ) {

					_vector3.setFromMatrixPosition( camera.matrixWorld );
					_gl.uniform3f( p_uniforms.cameraPosition, _vector3.x, _vector3.y, _vector3.z );

				}

			}

			if ( material instanceof THREE.MeshPhongMaterial ||
				 material instanceof THREE.MeshLambertMaterial ||
				 material instanceof THREE.MeshBasicMaterial ||
				 material instanceof THREE.ShaderMaterial ||
				 material.skinning ) {

				if ( p_uniforms.viewMatrix !== undefined ) {

					_gl.uniformMatrix4fv( p_uniforms.viewMatrix, false, camera.matrixWorldInverse.elements );

				}

			}

		}

		// skinning uniforms must be set even if material didn't change
		// auto-setting of texture unit for bone texture must go before other textures
		// not sure why, but otherwise weird things happen

		if ( material.skinning ) {

			if ( object.bindMatrix && p_uniforms.bindMatrix !== undefined ) {

				_gl.uniformMatrix4fv( p_uniforms.bindMatrix, false, object.bindMatrix.elements );

			}

			if ( object.bindMatrixInverse && p_uniforms.bindMatrixInverse !== undefined ) {

				_gl.uniformMatrix4fv( p_uniforms.bindMatrixInverse, false, object.bindMatrixInverse.elements );

			}

			if ( capabilities.floatVertexTextures && object.skeleton && object.skeleton.useVertexTexture ) {

				if ( p_uniforms.boneTexture !== undefined ) {

					var textureUnit = getTextureUnit();

					_gl.uniform1i( p_uniforms.boneTexture, textureUnit );
					_this.setTexture( object.skeleton.boneTexture, textureUnit );

				}

				if ( p_uniforms.boneTextureWidth !== undefined ) {

					_gl.uniform1i( p_uniforms.boneTextureWidth, object.skeleton.boneTextureWidth );

				}

				if ( p_uniforms.boneTextureHeight !== undefined ) {

					_gl.uniform1i( p_uniforms.boneTextureHeight, object.skeleton.boneTextureHeight );

				}

			} else if ( object.skeleton && object.skeleton.boneMatrices ) {

				if ( p_uniforms.boneGlobalMatrices !== undefined ) {

					_gl.uniformMatrix4fv( p_uniforms.boneGlobalMatrices, false, object.skeleton.boneMatrices );

				}

			}

		}

		if ( refreshMaterial ) {

			// refresh uniforms common to several materials

			if ( fog && material.fog ) {

				refreshUniformsFog( m_uniforms, fog );

			}

			if ( material instanceof THREE.MeshPhongMaterial ||
				 material instanceof THREE.MeshLambertMaterial ||
				 material.lights ) {

				if ( _lightsNeedUpdate ) {

					refreshLights = true;
					setupLights( lights, camera );
					_lightsNeedUpdate = false;

				}

				if ( refreshLights ) {

					refreshUniformsLights( m_uniforms, _lights );
					markUniformsLightsNeedsUpdate( m_uniforms, true );

				} else {

					markUniformsLightsNeedsUpdate( m_uniforms, false );

				}

			}

			if ( material instanceof THREE.MeshBasicMaterial ||
				 material instanceof THREE.MeshLambertMaterial ||
				 material instanceof THREE.MeshPhongMaterial ) {

				refreshUniformsCommon( m_uniforms, material );

			}

			// refresh single material specific uniforms

			if ( material instanceof THREE.LineBasicMaterial ) {

				refreshUniformsLine( m_uniforms, material );

			} else if ( material instanceof THREE.LineDashedMaterial ) {

				refreshUniformsLine( m_uniforms, material );
				refreshUniformsDash( m_uniforms, material );

			} else if ( material instanceof THREE.PointsMaterial ) {

				refreshUniformsParticle( m_uniforms, material );

			} else if ( material instanceof THREE.MeshPhongMaterial ) {

				refreshUniformsPhong( m_uniforms, material );

			} else if ( material instanceof THREE.MeshDepthMaterial ) {

				m_uniforms.mNear.value = camera.near;
				m_uniforms.mFar.value = camera.far;
				m_uniforms.opacity.value = material.opacity;

			} else if ( material instanceof THREE.MeshNormalMaterial ) {

				m_uniforms.opacity.value = material.opacity;

			}

			if ( object.receiveShadow && ! material._shadowPass ) {

				refreshUniformsShadow( m_uniforms, lights, camera );

			}

			// load common uniforms

			loadUniformsGeneric( materialProperties.uniformsList );

		}

		loadUniformsMatrices( p_uniforms, object );

		if ( p_uniforms.modelMatrix !== undefined ) {

			_gl.uniformMatrix4fv( p_uniforms.modelMatrix, false, object.matrixWorld.elements );

		}

		return program;

	}

	// Uniforms (refresh uniforms objects)

	function refreshUniformsCommon ( uniforms, material ) {

		uniforms.opacity.value = material.opacity;

		uniforms.diffuse.value = material.color;

		if ( material.emissive ) {

			uniforms.emissive.value = material.emissive;

		}

		uniforms.map.value = material.map;
		uniforms.specularMap.value = material.specularMap;
		uniforms.alphaMap.value = material.alphaMap;

		if ( material.aoMap ) {

			uniforms.aoMap.value = material.aoMap;
			uniforms.aoMapIntensity.value = material.aoMapIntensity;

		}

		// uv repeat and offset setting priorities
		// 1. color map
		// 2. specular map
		// 3. normal map
		// 4. bump map
		// 5. alpha map
		// 6. emissive map

		var uvScaleMap;

		if ( material.map ) {

			uvScaleMap = material.map;

		} else if ( material.specularMap ) {

			uvScaleMap = material.specularMap;

		} else if ( material.displacementMap ) {

			uvScaleMap = material.displacementMap;

		} else if ( material.normalMap ) {

			uvScaleMap = material.normalMap;

		} else if ( material.bumpMap ) {

			uvScaleMap = material.bumpMap;

		} else if ( material.alphaMap ) {

			uvScaleMap = material.alphaMap;

		} else if ( material.emissiveMap ) {

			uvScaleMap = material.emissiveMap;

		}

		if ( uvScaleMap !== undefined ) {

			if ( uvScaleMap instanceof THREE.WebGLRenderTarget ) uvScaleMap = uvScaleMap.texture;
			var offset = uvScaleMap.offset;
			var repeat = uvScaleMap.repeat;

			uniforms.offsetRepeat.value.set( offset.x, offset.y, repeat.x, repeat.y );

		}

		uniforms.envMap.value = material.envMap;
		uniforms.flipEnvMap.value = ( material.envMap instanceof THREE.WebGLRenderTargetCube ) ? 1 : - 1;

		uniforms.reflectivity.value = material.reflectivity;
		uniforms.refractionRatio.value = material.refractionRatio;

	}

	function refreshUniformsLine ( uniforms, material ) {

		uniforms.diffuse.value = material.color;
		uniforms.opacity.value = material.opacity;

	}

	function refreshUniformsDash ( uniforms, material ) {

		uniforms.dashSize.value = material.dashSize;
		uniforms.totalSize.value = material.dashSize + material.gapSize;
		uniforms.scale.value = material.scale;

	}

	function refreshUniformsParticle ( uniforms, material ) {

		uniforms.psColor.value = material.color;
		uniforms.opacity.value = material.opacity;
		uniforms.size.value = material.size;
		uniforms.scale.value = _canvas.height / 2.0; // TODO: Cache this.

		uniforms.map.value = material.map;

		if ( material.map !== null ) {

			var offset = material.map.offset;
			var repeat = material.map.repeat;

			uniforms.offsetRepeat.value.set( offset.x, offset.y, repeat.x, repeat.y );

		}

	}

	function refreshUniformsFog ( uniforms, fog ) {

		uniforms.fogColor.value = fog.color;

		if ( fog instanceof THREE.Fog ) {

			uniforms.fogNear.value = fog.near;
			uniforms.fogFar.value = fog.far;

		} else if ( fog instanceof THREE.FogExp2 ) {

			uniforms.fogDensity.value = fog.density;

		}

	}

	function refreshUniformsPhong ( uniforms, material ) {

		uniforms.specular.value = material.specular;
		uniforms.shininess.value = Math.max( material.shininess, 1e-4 ); // to prevent pow( 0.0, 0.0 )

		if ( material.lightMap ) {

			uniforms.lightMap.value = material.lightMap;
			uniforms.lightMapIntensity.value = material.lightMapIntensity;

		}

		if ( material.emissiveMap ) {

			uniforms.emissiveMap.value = material.emissiveMap;

		}

		if ( material.bumpMap ) {

			uniforms.bumpMap.value = material.bumpMap;
			uniforms.bumpScale.value = material.bumpScale;

		}

		if ( material.normalMap ) {

			uniforms.normalMap.value = material.normalMap;
			uniforms.normalScale.value.copy( material.normalScale );

		}

		if ( material.displacementMap ) {

			uniforms.displacementMap.value = material.displacementMap;
			uniforms.displacementScale.value = material.displacementScale;
			uniforms.displacementBias.value = material.displacementBias;

		}

	}

	function refreshUniformsLights ( uniforms, lights ) {

		uniforms.ambientLightColor.value = lights.ambient;

		uniforms.directionalLightColor.value = lights.directional.colors;
		uniforms.directionalLightDirection.value = lights.directional.positions;

		uniforms.pointLightColor.value = lights.point.colors;
		uniforms.pointLightPosition.value = lights.point.positions;
		uniforms.pointLightDistance.value = lights.point.distances;
		uniforms.pointLightDecay.value = lights.point.decays;

		uniforms.spotLightColor.value = lights.spot.colors;
		uniforms.spotLightPosition.value = lights.spot.positions;
		uniforms.spotLightDistance.value = lights.spot.distances;
		uniforms.spotLightDirection.value = lights.spot.directions;
		uniforms.spotLightAngleCos.value = lights.spot.anglesCos;
		uniforms.spotLightExponent.value = lights.spot.exponents;
		uniforms.spotLightDecay.value = lights.spot.decays;

		uniforms.hemisphereLightSkyColor.value = lights.hemi.skyColors;
		uniforms.hemisphereLightGroundColor.value = lights.hemi.groundColors;
		uniforms.hemisphereLightDirection.value = lights.hemi.positions;

	}

	// If uniforms are marked as clean, they don't need to be loaded to the GPU.

	function markUniformsLightsNeedsUpdate ( uniforms, value ) {

		uniforms.ambientLightColor.needsUpdate = value;

		uniforms.directionalLightColor.needsUpdate = value;
		uniforms.directionalLightDirection.needsUpdate = value;

		uniforms.pointLightColor.needsUpdate = value;
		uniforms.pointLightPosition.needsUpdate = value;
		uniforms.pointLightDistance.needsUpdate = value;
		uniforms.pointLightDecay.needsUpdate = value;

		uniforms.spotLightColor.needsUpdate = value;
		uniforms.spotLightPosition.needsUpdate = value;
		uniforms.spotLightDistance.needsUpdate = value;
		uniforms.spotLightDirection.needsUpdate = value;
		uniforms.spotLightAngleCos.needsUpdate = value;
		uniforms.spotLightExponent.needsUpdate = value;
		uniforms.spotLightDecay.needsUpdate = value;

		uniforms.hemisphereLightSkyColor.needsUpdate = value;
		uniforms.hemisphereLightGroundColor.needsUpdate = value;
		uniforms.hemisphereLightDirection.needsUpdate = value;

	}

	function refreshUniformsShadow ( uniforms, lights, camera ) {

		if ( uniforms.shadowMatrix ) {

			var j = 0;

			for ( var i = 0, il = lights.length; i < il; i ++ ) {

				var light = lights[ i ];

				if ( light.castShadow === true ) {

					if ( light instanceof THREE.PointLight || light instanceof THREE.SpotLight || light instanceof THREE.DirectionalLight ) {

						var shadow = light.shadow;

						if ( light instanceof THREE.PointLight ) {

							// for point lights we set the shadow matrix to be a translation-only matrix
							// equal to inverse of the light's position
							_vector3.setFromMatrixPosition( light.matrixWorld ).negate();
							shadow.matrix.identity().setPosition( _vector3 );

							// for point lights we set the sign of the shadowDarkness uniform to be negative
							uniforms.shadowDarkness.value[ j ] = - shadow.darkness;

						} else {

							uniforms.shadowDarkness.value[ j ] = shadow.darkness;

						}

						uniforms.shadowMatrix.value[ j ] = shadow.matrix;
						uniforms.shadowMap.value[ j ] = shadow.map;
						uniforms.shadowMapSize.value[ j ] = shadow.mapSize;
						uniforms.shadowBias.value[ j ] = shadow.bias;

						j ++;

					}

				}

			}

		}

	}

	// Uniforms (load to GPU)

	function loadUniformsMatrices ( uniforms, object ) {

		_gl.uniformMatrix4fv( uniforms.modelViewMatrix, false, object.modelViewMatrix.elements );

		if ( uniforms.normalMatrix ) {

			_gl.uniformMatrix3fv( uniforms.normalMatrix, false, object.normalMatrix.elements );

		}

	}

	function getTextureUnit() {

		var textureUnit = _usedTextureUnits;

		if ( textureUnit >= capabilities.maxTextures ) {

			console.warn( 'WebGLRenderer: trying to use ' + textureUnit + ' texture units while this GPU supports only ' + capabilities.maxTextures );

		}

		_usedTextureUnits += 1;

		return textureUnit;

	}

	function loadUniformsGeneric ( uniforms ) {

		var texture, textureUnit;

		for ( var j = 0, jl = uniforms.length; j < jl; j ++ ) {

			var uniform = uniforms[ j ][ 0 ];

			// needsUpdate property is not added to all uniforms.
			if ( uniform.needsUpdate === false ) continue;

			var type = uniform.type;
			var value = uniform.value;
			var location = uniforms[ j ][ 1 ];

			switch ( type ) {

				case '1i':
					_gl.uniform1i( location, value );
					break;

				case '1f':
					_gl.uniform1f( location, value );
					break;

				case '2f':
					_gl.uniform2f( location, value[ 0 ], value[ 1 ] );
					break;

				case '3f':
					_gl.uniform3f( location, value[ 0 ], value[ 1 ], value[ 2 ] );
					break;

				case '4f':
					_gl.uniform4f( location, value[ 0 ], value[ 1 ], value[ 2 ], value[ 3 ] );
					break;

				case '1iv':
					_gl.uniform1iv( location, value );
					break;

				case '3iv':
					_gl.uniform3iv( location, value );
					break;

				case '1fv':
					_gl.uniform1fv( location, value );
					break;

				case '2fv':
					_gl.uniform2fv( location, value );
					break;

				case '3fv':
					_gl.uniform3fv( location, value );
					break;

				case '4fv':
					_gl.uniform4fv( location, value );
					break;

				case 'Matrix3fv':
					_gl.uniformMatrix3fv( location, false, value );
					break;

				case 'Matrix4fv':
					_gl.uniformMatrix4fv( location, false, value );
					break;

				//

				case 'i':

					// single integer
					_gl.uniform1i( location, value );

					break;

				case 'f':

					// single float
					_gl.uniform1f( location, value );

					break;

				case 'v2':

					// single THREE.Vector2
					_gl.uniform2f( location, value.x, value.y );

					break;

				case 'v3':

					// single THREE.Vector3
					_gl.uniform3f( location, value.x, value.y, value.z );

					break;

				case 'v4':

					// single THREE.Vector4
					_gl.uniform4f( location, value.x, value.y, value.z, value.w );

					break;

				case 'c':

					// single THREE.Color
					_gl.uniform3f( location, value.r, value.g, value.b );

					break;

				case 'iv1':

					// flat array of integers (JS or typed array)
					_gl.uniform1iv( location, value );

					break;

				case 'iv':

					// flat array of integers with 3 x N size (JS or typed array)
					_gl.uniform3iv( location, value );

					break;

				case 'fv1':

					// flat array of floats (JS or typed array)
					_gl.uniform1fv( location, value );

					break;

				case 'fv':

					// flat array of floats with 3 x N size (JS or typed array)
					_gl.uniform3fv( location, value );

					break;

				case 'v2v':

					// array of THREE.Vector2

					if ( uniform._array === undefined ) {

						uniform._array = new Float32Array( 2 * value.length );

					}

					for ( var i = 0, i2 = 0, il = value.length; i < il; i ++, i2 += 2 ) {

						uniform._array[ i2 + 0 ] = value[ i ].x;
						uniform._array[ i2 + 1 ] = value[ i ].y;

					}

					_gl.uniform2fv( location, uniform._array );

					break;

				case 'v3v':

					// array of THREE.Vector3

					if ( uniform._array === undefined ) {

						uniform._array = new Float32Array( 3 * value.length );

					}

					for ( var i = 0, i3 = 0, il = value.length; i < il; i ++, i3 += 3 ) {

						uniform._array[ i3 + 0 ] = value[ i ].x;
						uniform._array[ i3 + 1 ] = value[ i ].y;
						uniform._array[ i3 + 2 ] = value[ i ].z;

					}

					_gl.uniform3fv( location, uniform._array );

					break;

				case 'v4v':

					// array of THREE.Vector4

					if ( uniform._array === undefined ) {

						uniform._array = new Float32Array( 4 * value.length );

					}

					for ( var i = 0, i4 = 0, il = value.length; i < il; i ++, i4 += 4 ) {

						uniform._array[ i4 + 0 ] = value[ i ].x;
						uniform._array[ i4 + 1 ] = value[ i ].y;
						uniform._array[ i4 + 2 ] = value[ i ].z;
						uniform._array[ i4 + 3 ] = value[ i ].w;

					}

					_gl.uniform4fv( location, uniform._array );

					break;

				case 'm3':

					// single THREE.Matrix3
					_gl.uniformMatrix3fv( location, false, value.elements );

					break;

				case 'm3v':

					// array of THREE.Matrix3

					if ( uniform._array === undefined ) {

						uniform._array = new Float32Array( 9 * value.length );

					}

					for ( var i = 0, il = value.length; i < il; i ++ ) {

						value[ i ].flattenToArrayOffset( uniform._array, i * 9 );

					}

					_gl.uniformMatrix3fv( location, false, uniform._array );

					break;

				case 'm4':

					// single THREE.Matrix4
					_gl.uniformMatrix4fv( location, false, value.elements );

					break;

				case 'm4v':

					// array of THREE.Matrix4

					if ( uniform._array === undefined ) {

						uniform._array = new Float32Array( 16 * value.length );

					}

					for ( var i = 0, il = value.length; i < il; i ++ ) {

						value[ i ].flattenToArrayOffset( uniform._array, i * 16 );

					}

					_gl.uniformMatrix4fv( location, false, uniform._array );

					break;

				case 't':

					// single THREE.Texture (2d or cube)

					texture = value;
					textureUnit = getTextureUnit();

					_gl.uniform1i( location, textureUnit );

					if ( ! texture ) continue;

					if ( texture instanceof THREE.CubeTexture ||
						 ( Array.isArray( texture.image ) && texture.image.length === 6 ) ) {

						// CompressedTexture can have Array in image :/

						setCubeTexture( texture, textureUnit );

					} else if ( texture instanceof THREE.WebGLRenderTargetCube ) {

						setCubeTextureDynamic( texture.texture, textureUnit );

					} else if ( texture instanceof THREE.WebGLRenderTarget ) {

						_this.setTexture( texture.texture, textureUnit );

					} else {

						_this.setTexture( texture, textureUnit );

					}

					break;

				case 'tv':

					// array of THREE.Texture (2d or cube)

					if ( uniform._array === undefined ) {

						uniform._array = [];

					}

					for ( var i = 0, il = uniform.value.length; i < il; i ++ ) {

						uniform._array[ i ] = getTextureUnit();

					}

					_gl.uniform1iv( location, uniform._array );

					for ( var i = 0, il = uniform.value.length; i < il; i ++ ) {

						texture = uniform.value[ i ];
						textureUnit = uniform._array[ i ];

						if ( ! texture ) continue;

						if ( texture instanceof THREE.CubeTexture ||
							 ( texture.image instanceof Array && texture.image.length === 6 ) ) {

							// CompressedTexture can have Array in image :/

							setCubeTexture( texture, textureUnit );

						} else if ( texture instanceof THREE.WebGLRenderTarget ) {

							_this.setTexture( texture.texture, textureUnit );

						} else if ( texture instanceof THREE.WebGLRenderTargetCube ) {

							setCubeTextureDynamic( texture.texture, textureUnit );

						} else {

							_this.setTexture( texture, textureUnit );

						}

					}

					break;

				default:

					console.warn( 'THREE.WebGLRenderer: Unknown uniform type: ' + type );

			}

		}

	}

	function setColorLinear( array, offset, color, intensity ) {

		array[ offset + 0 ] = color.r * intensity;
		array[ offset + 1 ] = color.g * intensity;
		array[ offset + 2 ] = color.b * intensity;

	}

	function setupLights ( lights, camera ) {

		var l, ll, light,
		r = 0, g = 0, b = 0,
		color, skyColor, groundColor,
		intensity,
		distance,

		zlights = _lights,

		viewMatrix = camera.matrixWorldInverse,

		dirColors = zlights.directional.colors,
		dirPositions = zlights.directional.positions,

		pointColors = zlights.point.colors,
		pointPositions = zlights.point.positions,
		pointDistances = zlights.point.distances,
		pointDecays = zlights.point.decays,

		spotColors = zlights.spot.colors,
		spotPositions = zlights.spot.positions,
		spotDistances = zlights.spot.distances,
		spotDirections = zlights.spot.directions,
		spotAnglesCos = zlights.spot.anglesCos,
		spotExponents = zlights.spot.exponents,
		spotDecays = zlights.spot.decays,

		hemiSkyColors = zlights.hemi.skyColors,
		hemiGroundColors = zlights.hemi.groundColors,
		hemiPositions = zlights.hemi.positions,

		dirLength = 0,
		pointLength = 0,
		spotLength = 0,
		hemiLength = 0,

		dirCount = 0,
		pointCount = 0,
		spotCount = 0,
		hemiCount = 0,

		dirOffset = 0,
		pointOffset = 0,
		spotOffset = 0,
		hemiOffset = 0;

		for ( l = 0, ll = lights.length; l < ll; l ++ ) {

			light = lights[ l ];

			color = light.color;
			intensity = light.intensity;
			distance = light.distance;

			if ( light instanceof THREE.AmbientLight ) {

				if ( ! light.visible ) continue;

				r += color.r;
				g += color.g;
				b += color.b;

			} else if ( light instanceof THREE.DirectionalLight ) {

				dirCount += 1;

				if ( ! light.visible ) continue;

				_direction.setFromMatrixPosition( light.matrixWorld );
				_vector3.setFromMatrixPosition( light.target.matrixWorld );
				_direction.sub( _vector3 );
				_direction.transformDirection( viewMatrix );

				dirOffset = dirLength * 3;

				dirPositions[ dirOffset + 0 ] = _direction.x;
				dirPositions[ dirOffset + 1 ] = _direction.y;
				dirPositions[ dirOffset + 2 ] = _direction.z;

				setColorLinear( dirColors, dirOffset, color, intensity );

				dirLength += 1;

			} else if ( light instanceof THREE.PointLight ) {

				pointCount += 1;

				if ( ! light.visible ) continue;

				pointOffset = pointLength * 3;

				setColorLinear( pointColors, pointOffset, color, intensity );

				_vector3.setFromMatrixPosition( light.matrixWorld );
				_vector3.applyMatrix4( viewMatrix );

				pointPositions[ pointOffset + 0 ] = _vector3.x;
				pointPositions[ pointOffset + 1 ] = _vector3.y;
				pointPositions[ pointOffset + 2 ] = _vector3.z;

				// distance is 0 if decay is 0, because there is no attenuation at all.
				pointDistances[ pointLength ] = distance;
				pointDecays[ pointLength ] = ( light.distance === 0 ) ? 0.0 : light.decay;

				pointLength += 1;

			} else if ( light instanceof THREE.SpotLight ) {

				spotCount += 1;

				if ( ! light.visible ) continue;

				spotOffset = spotLength * 3;

				setColorLinear( spotColors, spotOffset, color, intensity );

				_direction.setFromMatrixPosition( light.matrixWorld );
				_vector3.copy( _direction ).applyMatrix4( viewMatrix );

				spotPositions[ spotOffset + 0 ] = _vector3.x;
				spotPositions[ spotOffset + 1 ] = _vector3.y;
				spotPositions[ spotOffset + 2 ] = _vector3.z;

				spotDistances[ spotLength ] = distance;

				_vector3.setFromMatrixPosition( light.target.matrixWorld );
				_direction.sub( _vector3 );
				_direction.transformDirection( viewMatrix );

				spotDirections[ spotOffset + 0 ] = _direction.x;
				spotDirections[ spotOffset + 1 ] = _direction.y;
				spotDirections[ spotOffset + 2 ] = _direction.z;

				spotAnglesCos[ spotLength ] = Math.cos( light.angle );
				spotExponents[ spotLength ] = light.exponent;
				spotDecays[ spotLength ] = ( light.distance === 0 ) ? 0.0 : light.decay;

				spotLength += 1;

			} else if ( light instanceof THREE.HemisphereLight ) {

				hemiCount += 1;

				if ( ! light.visible ) continue;

				_direction.setFromMatrixPosition( light.matrixWorld );
				_direction.transformDirection( viewMatrix );

				hemiOffset = hemiLength * 3;

				hemiPositions[ hemiOffset + 0 ] = _direction.x;
				hemiPositions[ hemiOffset + 1 ] = _direction.y;
				hemiPositions[ hemiOffset + 2 ] = _direction.z;

				skyColor = light.color;
				groundColor = light.groundColor;

				setColorLinear( hemiSkyColors, hemiOffset, skyColor, intensity );
				setColorLinear( hemiGroundColors, hemiOffset, groundColor, intensity );

				hemiLength += 1;

			}

		}

		// null eventual remains from removed lights
		// (this is to avoid if in shader)

		for ( l = dirLength * 3, ll = Math.max( dirColors.length, dirCount * 3 ); l < ll; l ++ ) dirColors[ l ] = 0.0;
		for ( l = pointLength * 3, ll = Math.max( pointColors.length, pointCount * 3 ); l < ll; l ++ ) pointColors[ l ] = 0.0;
		for ( l = spotLength * 3, ll = Math.max( spotColors.length, spotCount * 3 ); l < ll; l ++ ) spotColors[ l ] = 0.0;
		for ( l = hemiLength * 3, ll = Math.max( hemiSkyColors.length, hemiCount * 3 ); l < ll; l ++ ) hemiSkyColors[ l ] = 0.0;
		for ( l = hemiLength * 3, ll = Math.max( hemiGroundColors.length, hemiCount * 3 ); l < ll; l ++ ) hemiGroundColors[ l ] = 0.0;

		zlights.directional.length = dirLength;
		zlights.point.length = pointLength;
		zlights.spot.length = spotLength;
		zlights.hemi.length = hemiLength;

		zlights.ambient[ 0 ] = r;
		zlights.ambient[ 1 ] = g;
		zlights.ambient[ 2 ] = b;

	}

	// GL state setting

	this.setFaceCulling = function ( cullFace, frontFaceDirection ) {

		if ( cullFace === THREE.CullFaceNone ) {

			state.disable( _gl.CULL_FACE );

		} else {

			if ( frontFaceDirection === THREE.FrontFaceDirectionCW ) {

				_gl.frontFace( _gl.CW );

			} else {

				_gl.frontFace( _gl.CCW );

			}

			if ( cullFace === THREE.CullFaceBack ) {

				_gl.cullFace( _gl.BACK );

			} else if ( cullFace === THREE.CullFaceFront ) {

				_gl.cullFace( _gl.FRONT );

			} else {

				_gl.cullFace( _gl.FRONT_AND_BACK );

			}

			state.enable( _gl.CULL_FACE );

		}

	};

	// Textures

	function setTextureParameters ( textureType, texture, isImagePowerOfTwo ) {

		var extension;

		if ( isImagePowerOfTwo ) {

			_gl.texParameteri( textureType, _gl.TEXTURE_WRAP_S, paramThreeToGL( texture.wrapS ) );
			_gl.texParameteri( textureType, _gl.TEXTURE_WRAP_T, paramThreeToGL( texture.wrapT ) );

			_gl.texParameteri( textureType, _gl.TEXTURE_MAG_FILTER, paramThreeToGL( texture.magFilter ) );
			_gl.texParameteri( textureType, _gl.TEXTURE_MIN_FILTER, paramThreeToGL( texture.minFilter ) );

		} else {

			_gl.texParameteri( textureType, _gl.TEXTURE_WRAP_S, _gl.CLAMP_TO_EDGE );
			_gl.texParameteri( textureType, _gl.TEXTURE_WRAP_T, _gl.CLAMP_TO_EDGE );

			if ( texture.wrapS !== THREE.ClampToEdgeWrapping || texture.wrapT !== THREE.ClampToEdgeWrapping ) {

				console.warn( 'THREE.WebGLRenderer: Texture is not power of two. Texture.wrapS and Texture.wrapT should be set to THREE.ClampToEdgeWrapping.', texture );

			}

			_gl.texParameteri( textureType, _gl.TEXTURE_MAG_FILTER, filterFallback( texture.magFilter ) );
			_gl.texParameteri( textureType, _gl.TEXTURE_MIN_FILTER, filterFallback( texture.minFilter ) );

			if ( texture.minFilter !== THREE.NearestFilter && texture.minFilter !== THREE.LinearFilter ) {

				console.warn( 'THREE.WebGLRenderer: Texture is not power of two. Texture.minFilter should be set to THREE.NearestFilter or THREE.LinearFilter.', texture );

			}

		}

		extension = extensions.get( 'EXT_texture_filter_anisotropic' );

		if ( extension ) {

			if ( texture.type === THREE.FloatType && extensions.get( 'OES_texture_float_linear' ) === null ) return;
			if ( texture.type === THREE.HalfFloatType && extensions.get( 'OES_texture_half_float_linear' ) === null ) return;

			if ( texture.anisotropy > 1 || properties.get( texture ).__currentAnisotropy ) {

				_gl.texParameterf( textureType, extension.TEXTURE_MAX_ANISOTROPY_EXT, Math.min( texture.anisotropy, _this.getMaxAnisotropy() ) );
				properties.get( texture ).__currentAnisotropy = texture.anisotropy;

			}

		}

	}

	function uploadTexture( textureProperties, texture, slot ) {

		if ( textureProperties.__webglInit === undefined ) {

			textureProperties.__webglInit = true;

			texture.addEventListener( 'dispose', onTextureDispose );

			textureProperties.__webglTexture = _gl.createTexture();

			_infoMemory.textures ++;

		}

		state.activeTexture( _gl.TEXTURE0 + slot );
		state.bindTexture( _gl.TEXTURE_2D, textureProperties.__webglTexture );

		_gl.pixelStorei( _gl.UNPACK_FLIP_Y_WEBGL, texture.flipY );
		_gl.pixelStorei( _gl.UNPACK_PREMULTIPLY_ALPHA_WEBGL, texture.premultiplyAlpha );
		_gl.pixelStorei( _gl.UNPACK_ALIGNMENT, texture.unpackAlignment );

		texture.image = clampToMaxSize( texture.image, capabilities.maxTextureSize );

		if ( textureNeedsPowerOfTwo( texture ) && isPowerOfTwo( texture.image ) === false ) {

			texture.image = makePowerOfTwo( texture.image );

		}

		var image = texture.image,
		isImagePowerOfTwo = isPowerOfTwo( image ),
		glFormat = paramThreeToGL( texture.format ),
		glType = paramThreeToGL( texture.type );

		setTextureParameters( _gl.TEXTURE_2D, texture, isImagePowerOfTwo );

		var mipmap, mipmaps = texture.mipmaps;

		if ( texture instanceof THREE.DataTexture ) {

			// use manually created mipmaps if available
			// if there are no manual mipmaps
			// set 0 level mipmap and then use GL to generate other mipmap levels

			if ( mipmaps.length > 0 && isImagePowerOfTwo ) {

				for ( var i = 0, il = mipmaps.length; i < il; i ++ ) {

					mipmap = mipmaps[ i ];
					state.texImage2D( _gl.TEXTURE_2D, i, glFormat, mipmap.width, mipmap.height, 0, glFormat, glType, mipmap.data );

				}

				texture.generateMipmaps = false;

			} else {

				state.texImage2D( _gl.TEXTURE_2D, 0, glFormat, image.width, image.height, 0, glFormat, glType, image.data );

			}

		} else if ( texture instanceof THREE.CompressedTexture ) {

			for ( var i = 0, il = mipmaps.length; i < il; i ++ ) {

				mipmap = mipmaps[ i ];

				if ( texture.format !== THREE.RGBAFormat && texture.format !== THREE.RGBFormat ) {

					if ( state.getCompressedTextureFormats().indexOf( glFormat ) > - 1 ) {

						state.compressedTexImage2D( _gl.TEXTURE_2D, i, glFormat, mipmap.width, mipmap.height, 0, mipmap.data );

					} else {

						console.warn( "THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .uploadTexture()" );

					}

				} else {

					state.texImage2D( _gl.TEXTURE_2D, i, glFormat, mipmap.width, mipmap.height, 0, glFormat, glType, mipmap.data );

				}

			}

		} else {

			// regular Texture (image, video, canvas)

			// use manually created mipmaps if available
			// if there are no manual mipmaps
			// set 0 level mipmap and then use GL to generate other mipmap levels

			if ( mipmaps.length > 0 && isImagePowerOfTwo ) {

				for ( var i = 0, il = mipmaps.length; i < il; i ++ ) {

					mipmap = mipmaps[ i ];
					state.texImage2D( _gl.TEXTURE_2D, i, glFormat, glFormat, glType, mipmap );

				}

				texture.generateMipmaps = false;

			} else {

				state.texImage2D( _gl.TEXTURE_2D, 0, glFormat, glFormat, glType, texture.image );

			}

		}

		if ( texture.generateMipmaps && isImagePowerOfTwo ) _gl.generateMipmap( _gl.TEXTURE_2D );

		textureProperties.__version = texture.version;

		if ( texture.onUpdate ) texture.onUpdate( texture );

	}

	this.setTexture = function ( texture, slot ) {

		var textureProperties = properties.get( texture );

		if ( texture.version > 0 && textureProperties.__version !== texture.version ) {

			var image = texture.image;

			if ( image === undefined ) {

				console.warn( 'THREE.WebGLRenderer: Texture marked for update but image is undefined', texture );
				return;

			}

			if ( image.complete === false ) {

				console.warn( 'THREE.WebGLRenderer: Texture marked for update but image is incomplete', texture );
				return;

			}

			uploadTexture( textureProperties, texture, slot );

			return;

		}

		state.activeTexture( _gl.TEXTURE0 + slot );
		state.bindTexture( _gl.TEXTURE_2D, textureProperties.__webglTexture );

	};

	function clampToMaxSize ( image, maxSize ) {

		if ( image.width > maxSize || image.height > maxSize ) {

			// Warning: Scaling through the canvas will only work with images that use
			// premultiplied alpha.

			var scale = maxSize / Math.max( image.width, image.height );

			var canvas = document.createElement( 'canvas' );
			canvas.width = Math.floor( image.width * scale );
			canvas.height = Math.floor( image.height * scale );

			var context = canvas.getContext( '2d' );
			context.drawImage( image, 0, 0, image.width, image.height, 0, 0, canvas.width, canvas.height );

			console.warn( 'THREE.WebGLRenderer: image is too big (' + image.width + 'x' + image.height + '). Resized to ' + canvas.width + 'x' + canvas.height, image );

			return canvas;

		}

		return image;

	}

	function isPowerOfTwo( image ) {

		return THREE.Math.isPowerOfTwo( image.width ) && THREE.Math.isPowerOfTwo( image.height );

	}

	function textureNeedsPowerOfTwo( texture ) {

		if ( texture.wrapS !== THREE.ClampToEdgeWrapping || texture.wrapT !== THREE.ClampToEdgeWrapping ) return true;
		if ( texture.minFilter !== THREE.NearestFilter && texture.minFilter !== THREE.LinearFilter ) return true;

		return false;

	}

	function makePowerOfTwo( image ) {

		if ( image instanceof HTMLImageElement || image instanceof HTMLCanvasElement ) {

			var canvas = document.createElement( 'canvas' );
			canvas.width = THREE.Math.nearestPowerOfTwo( image.width );
			canvas.height = THREE.Math.nearestPowerOfTwo( image.height );

			var context = canvas.getContext( '2d' );
			context.drawImage( image, 0, 0, canvas.width, canvas.height );

			console.warn( 'THREE.WebGLRenderer: image is not power of two (' + image.width + 'x' + image.height + '). Resized to ' + canvas.width + 'x' + canvas.height, image );

			return canvas;

		}

		return image;

	}

	function setCubeTexture ( texture, slot ) {

		var textureProperties = properties.get( texture );

		if ( texture.image.length === 6 ) {

			if ( texture.version > 0 && textureProperties.__version !== texture.version ) {

				if ( ! textureProperties.__image__webglTextureCube ) {

					texture.addEventListener( 'dispose', onTextureDispose );

					textureProperties.__image__webglTextureCube = _gl.createTexture();

					_infoMemory.textures ++;

				}

				state.activeTexture( _gl.TEXTURE0 + slot );
				state.bindTexture( _gl.TEXTURE_CUBE_MAP, textureProperties.__image__webglTextureCube );

				_gl.pixelStorei( _gl.UNPACK_FLIP_Y_WEBGL, texture.flipY );

				var isCompressed = texture instanceof THREE.CompressedTexture;
				var isDataTexture = texture.image[ 0 ] instanceof THREE.DataTexture;

				var cubeImage = [];

				for ( var i = 0; i < 6; i ++ ) {

					if ( _this.autoScaleCubemaps && ! isCompressed && ! isDataTexture ) {

						cubeImage[ i ] = clampToMaxSize( texture.image[ i ], capabilities.maxCubemapSize );

					} else {

						cubeImage[ i ] = isDataTexture ? texture.image[ i ].image : texture.image[ i ];

					}

				}

				var image = cubeImage[ 0 ],
				isImagePowerOfTwo = isPowerOfTwo( image ),
				glFormat = paramThreeToGL( texture.format ),
				glType = paramThreeToGL( texture.type );

				setTextureParameters( _gl.TEXTURE_CUBE_MAP, texture, isImagePowerOfTwo );

				for ( var i = 0; i < 6; i ++ ) {

					if ( ! isCompressed ) {

						if ( isDataTexture ) {

							state.texImage2D( _gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, 0, glFormat, cubeImage[ i ].width, cubeImage[ i ].height, 0, glFormat, glType, cubeImage[ i ].data );

						} else {

							state.texImage2D( _gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, 0, glFormat, glFormat, glType, cubeImage[ i ] );

						}

					} else {

						var mipmap, mipmaps = cubeImage[ i ].mipmaps;

						for ( var j = 0, jl = mipmaps.length; j < jl; j ++ ) {

							mipmap = mipmaps[ j ];

							if ( texture.format !== THREE.RGBAFormat && texture.format !== THREE.RGBFormat ) {

								if ( state.getCompressedTextureFormats().indexOf( glFormat ) > - 1 ) {

									state.compressedTexImage2D( _gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, j, glFormat, mipmap.width, mipmap.height, 0, mipmap.data );

								} else {

									console.warn( "THREE.WebGLRenderer: Attempt to load unsupported compressed texture format in .setCubeTexture()" );

								}

							} else {

								state.texImage2D( _gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, j, glFormat, mipmap.width, mipmap.height, 0, glFormat, glType, mipmap.data );

							}

						}

					}

				}

				if ( texture.generateMipmaps && isImagePowerOfTwo ) {

					_gl.generateMipmap( _gl.TEXTURE_CUBE_MAP );

				}

				textureProperties.__version = texture.version;

				if ( texture.onUpdate ) texture.onUpdate( texture );

			} else {

				state.activeTexture( _gl.TEXTURE0 + slot );
				state.bindTexture( _gl.TEXTURE_CUBE_MAP, textureProperties.__image__webglTextureCube );

			}

		}

	}

	function setCubeTextureDynamic ( texture, slot ) {

		state.activeTexture( _gl.TEXTURE0 + slot );
		state.bindTexture( _gl.TEXTURE_CUBE_MAP, properties.get( texture ).__webglTexture );

	}

	// Render targets

	function setupFrameBuffer ( framebuffer, renderTarget, textureTarget ) {

		_gl.bindFramebuffer( _gl.FRAMEBUFFER, framebuffer );
		_gl.framebufferTexture2D( _gl.FRAMEBUFFER, _gl.COLOR_ATTACHMENT0, textureTarget, properties.get( renderTarget.texture ).__webglTexture, 0 );

	}

	function setupRenderBuffer ( renderbuffer, renderTarget ) {

		_gl.bindRenderbuffer( _gl.RENDERBUFFER, renderbuffer );

		if ( renderTarget.depthBuffer && ! renderTarget.stencilBuffer ) {

			_gl.renderbufferStorage( _gl.RENDERBUFFER, _gl.DEPTH_COMPONENT16, renderTarget.width, renderTarget.height );
			_gl.framebufferRenderbuffer( _gl.FRAMEBUFFER, _gl.DEPTH_ATTACHMENT, _gl.RENDERBUFFER, renderbuffer );

		/* For some reason this is not working. Defaulting to RGBA4.
		} else if ( ! renderTarget.depthBuffer && renderTarget.stencilBuffer ) {

			_gl.renderbufferStorage( _gl.RENDERBUFFER, _gl.STENCIL_INDEX8, renderTarget.width, renderTarget.height );
			_gl.framebufferRenderbuffer( _gl.FRAMEBUFFER, _gl.STENCIL_ATTACHMENT, _gl.RENDERBUFFER, renderbuffer );
		*/

		} else if ( renderTarget.depthBuffer && renderTarget.stencilBuffer ) {

			_gl.renderbufferStorage( _gl.RENDERBUFFER, _gl.DEPTH_STENCIL, renderTarget.width, renderTarget.height );
			_gl.framebufferRenderbuffer( _gl.FRAMEBUFFER, _gl.DEPTH_STENCIL_ATTACHMENT, _gl.RENDERBUFFER, renderbuffer );

		} else {

			_gl.renderbufferStorage( _gl.RENDERBUFFER, _gl.RGBA4, renderTarget.width, renderTarget.height );

		}

	}

	this.setRenderTarget = function ( renderTarget ) {

		var isCube = ( renderTarget instanceof THREE.WebGLRenderTargetCube );

		if ( renderTarget && properties.get( renderTarget ).__webglFramebuffer === undefined ) {

			var renderTargetProperties = properties.get( renderTarget );
			var textureProperties = properties.get( renderTarget.texture );

			if ( renderTarget.depthBuffer === undefined ) renderTarget.depthBuffer = true;
			if ( renderTarget.stencilBuffer === undefined ) renderTarget.stencilBuffer = true;

			renderTarget.addEventListener( 'dispose', onRenderTargetDispose );

			textureProperties.__webglTexture = _gl.createTexture();

			_infoMemory.textures ++;

			// Setup texture, create render and frame buffers

			var isTargetPowerOfTwo = isPowerOfTwo( renderTarget ),
				glFormat = paramThreeToGL( renderTarget.texture.format ),
				glType = paramThreeToGL( renderTarget.texture.type );

			if ( isCube ) {

				renderTargetProperties.__webglFramebuffer = [];
				renderTargetProperties.__webglRenderbuffer = [];

				state.bindTexture( _gl.TEXTURE_CUBE_MAP, textureProperties.__webglTexture );

				setTextureParameters( _gl.TEXTURE_CUBE_MAP, renderTarget.texture, isTargetPowerOfTwo );

				for ( var i = 0; i < 6; i ++ ) {

					renderTargetProperties.__webglFramebuffer[ i ] = _gl.createFramebuffer();
					renderTargetProperties.__webglRenderbuffer[ i ] = _gl.createRenderbuffer();
					state.texImage2D( _gl.TEXTURE_CUBE_MAP_POSITIVE_X + i, 0, glFormat, renderTarget.width, renderTarget.height, 0, glFormat, glType, null );

					setupFrameBuffer( renderTargetProperties.__webglFramebuffer[ i ], renderTarget, _gl.TEXTURE_CUBE_MAP_POSITIVE_X + i );
					setupRenderBuffer( renderTargetProperties.__webglRenderbuffer[ i ], renderTarget );

				}

				if ( renderTarget.texture.generateMipmaps && isTargetPowerOfTwo ) _gl.generateMipmap( _gl.TEXTURE_CUBE_MAP );

			} else {

				renderTargetProperties.__webglFramebuffer = _gl.createFramebuffer();

				if ( renderTarget.shareDepthFrom ) {

					renderTargetProperties.__webglRenderbuffer = renderTarget.shareDepthFrom.__webglRenderbuffer;

				} else {

					renderTargetProperties.__webglRenderbuffer = _gl.createRenderbuffer();

				}

				state.bindTexture( _gl.TEXTURE_2D, textureProperties.__webglTexture );
				setTextureParameters( _gl.TEXTURE_2D, renderTarget.texture, isTargetPowerOfTwo );

				state.texImage2D( _gl.TEXTURE_2D, 0, glFormat, renderTarget.width, renderTarget.height, 0, glFormat, glType, null );

				setupFrameBuffer( renderTargetProperties.__webglFramebuffer, renderTarget, _gl.TEXTURE_2D );

				if ( renderTarget.shareDepthFrom ) {

					if ( renderTarget.depthBuffer && ! renderTarget.stencilBuffer ) {

						_gl.framebufferRenderbuffer( _gl.FRAMEBUFFER, _gl.DEPTH_ATTACHMENT, _gl.RENDERBUFFER, renderTargetProperties.__webglRenderbuffer );

					} else if ( renderTarget.depthBuffer && renderTarget.stencilBuffer ) {

						_gl.framebufferRenderbuffer( _gl.FRAMEBUFFER, _gl.DEPTH_STENCIL_ATTACHMENT, _gl.RENDERBUFFER, renderTargetProperties.__webglRenderbuffer );

					}

				} else {

					setupRenderBuffer( renderTargetProperties.__webglRenderbuffer, renderTarget );

				}

				if ( renderTarget.texture.generateMipmaps && isTargetPowerOfTwo ) _gl.generateMipmap( _gl.TEXTURE_2D );

			}

			// Release everything

			if ( isCube ) {

				state.bindTexture( _gl.TEXTURE_CUBE_MAP, null );

			} else {

				state.bindTexture( _gl.TEXTURE_2D, null );

			}

			_gl.bindRenderbuffer( _gl.RENDERBUFFER, null );
			_gl.bindFramebuffer( _gl.FRAMEBUFFER, null );

		}

		var framebuffer, width, height, vx, vy;

		if ( renderTarget ) {

			var renderTargetProperties = properties.get( renderTarget );

			if ( isCube ) {

				framebuffer = renderTargetProperties.__webglFramebuffer[ renderTarget.activeCubeFace ];

			} else {

				framebuffer = renderTargetProperties.__webglFramebuffer;

			}

			width = renderTarget.width;
			height = renderTarget.height;

			vx = 0;
			vy = 0;

		} else {

			framebuffer = null;

			width = _viewportWidth;
			height = _viewportHeight;

			vx = _viewportX;
			vy = _viewportY;

		}

		if ( framebuffer !== _currentFramebuffer ) {

			_gl.bindFramebuffer( _gl.FRAMEBUFFER, framebuffer );
			_gl.viewport( vx, vy, width, height );

			_currentFramebuffer = framebuffer;

		}

		if ( isCube ) {

			var textureProperties = properties.get( renderTarget.texture );
			_gl.framebufferTexture2D( _gl.FRAMEBUFFER, _gl.COLOR_ATTACHMENT0, _gl.TEXTURE_CUBE_MAP_POSITIVE_X + renderTarget.activeCubeFace, textureProperties.__webglTexture, 0 );

		}

		_currentWidth = width;
		_currentHeight = height;

	};

	this.readRenderTargetPixels = function ( renderTarget, x, y, width, height, buffer ) {

		if ( renderTarget instanceof THREE.WebGLRenderTarget === false ) {

			console.error( 'THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not THREE.WebGLRenderTarget.' );
			return;

		}

		var framebuffer = properties.get( renderTarget ).__webglFramebuffer;

		if ( framebuffer ) {

			var restore = false;

			if ( framebuffer !== _currentFramebuffer ) {

				_gl.bindFramebuffer( _gl.FRAMEBUFFER, framebuffer );

				restore = true;

			}

			try {

				var texture = renderTarget.texture;

				if ( texture.format !== THREE.RGBAFormat
					&& paramThreeToGL( texture.format ) !== _gl.getParameter( _gl.IMPLEMENTATION_COLOR_READ_FORMAT ) ) {

					console.error( 'THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in RGBA or implementation defined format.' );
					return;

				}

				if ( texture.type !== THREE.UnsignedByteType
					&& paramThreeToGL( texture.type ) !== _gl.getParameter( _gl.IMPLEMENTATION_COLOR_READ_TYPE )
					&& ! ( texture.type === THREE.FloatType && extensions.get( 'WEBGL_color_buffer_float' ) )
					&& ! ( texture.type === THREE.HalfFloatType && extensions.get( 'EXT_color_buffer_half_float' ) ) ) {

					console.error( 'THREE.WebGLRenderer.readRenderTargetPixels: renderTarget is not in UnsignedByteType or implementation defined type.' );
					return;

				}

				if ( _gl.checkFramebufferStatus( _gl.FRAMEBUFFER ) === _gl.FRAMEBUFFER_COMPLETE ) {

					_gl.readPixels( x, y, width, height, paramThreeToGL( texture.format ), paramThreeToGL( texture.type ), buffer );

				} else {

					console.error( 'THREE.WebGLRenderer.readRenderTargetPixels: readPixels from renderTarget failed. Framebuffer not complete.' );

				}

			} finally {

				if ( restore ) {

					_gl.bindFramebuffer( _gl.FRAMEBUFFER, _currentFramebuffer );

				}

			}

		}

	};

	function updateRenderTargetMipmap( renderTarget ) {

		var target = renderTarget instanceof THREE.WebGLRenderTargetCube ? _gl.TEXTURE_CUBE_MAP : _gl.TEXTURE_2D;
		var texture = properties.get( renderTarget.texture ).__webglTexture;

		state.bindTexture( target, texture );
		_gl.generateMipmap( target );
		state.bindTexture( target, null );

	}

	// Fallback filters for non-power-of-2 textures

	function filterFallback ( f ) {

		if ( f === THREE.NearestFilter || f === THREE.NearestMipMapNearestFilter || f === THREE.NearestMipMapLinearFilter ) {

			return _gl.NEAREST;

		}

		return _gl.LINEAR;

	}

	// Map three.js constants to WebGL constants

	function paramThreeToGL ( p ) {

		var extension;

		if ( p === THREE.RepeatWrapping ) return _gl.REPEAT;
		if ( p === THREE.ClampToEdgeWrapping ) return _gl.CLAMP_TO_EDGE;
		if ( p === THREE.MirroredRepeatWrapping ) return _gl.MIRRORED_REPEAT;

		if ( p === THREE.NearestFilter ) return _gl.NEAREST;
		if ( p === THREE.NearestMipMapNearestFilter ) return _gl.NEAREST_MIPMAP_NEAREST;
		if ( p === THREE.NearestMipMapLinearFilter ) return _gl.NEAREST_MIPMAP_LINEAR;

		if ( p === THREE.LinearFilter ) return _gl.LINEAR;
		if ( p === THREE.LinearMipMapNearestFilter ) return _gl.LINEAR_MIPMAP_NEAREST;
		if ( p === THREE.LinearMipMapLinearFilter ) return _gl.LINEAR_MIPMAP_LINEAR;

		if ( p === THREE.UnsignedByteType ) return _gl.UNSIGNED_BYTE;
		if ( p === THREE.UnsignedShort4444Type ) return _gl.UNSIGNED_SHORT_4_4_4_4;
		if ( p === THREE.UnsignedShort5551Type ) return _gl.UNSIGNED_SHORT_5_5_5_1;
		if ( p === THREE.UnsignedShort565Type ) return _gl.UNSIGNED_SHORT_5_6_5;

		if ( p === THREE.ByteType ) return _gl.BYTE;
		if ( p === THREE.ShortType ) return _gl.SHORT;
		if ( p === THREE.UnsignedShortType ) return _gl.UNSIGNED_SHORT;
		if ( p === THREE.IntType ) return _gl.INT;
		if ( p === THREE.UnsignedIntType ) return _gl.UNSIGNED_INT;
		if ( p === THREE.FloatType ) return _gl.FLOAT;

		extension = extensions.get( 'OES_texture_half_float' );

		if ( extension !== null ) {

			if ( p === THREE.HalfFloatType ) return extension.HALF_FLOAT_OES;

		}

		if ( p === THREE.AlphaFormat ) return _gl.ALPHA;
		if ( p === THREE.RGBFormat ) return _gl.RGB;
		if ( p === THREE.RGBAFormat ) return _gl.RGBA;
		if ( p === THREE.LuminanceFormat ) return _gl.LUMINANCE;
		if ( p === THREE.LuminanceAlphaFormat ) return _gl.LUMINANCE_ALPHA;

		if ( p === THREE.AddEquation ) return _gl.FUNC_ADD;
		if ( p === THREE.SubtractEquation ) return _gl.FUNC_SUBTRACT;
		if ( p === THREE.ReverseSubtractEquation ) return _gl.FUNC_REVERSE_SUBTRACT;

		if ( p === THREE.ZeroFactor ) return _gl.ZERO;
		if ( p === THREE.OneFactor ) return _gl.ONE;
		if ( p === THREE.SrcColorFactor ) return _gl.SRC_COLOR;
		if ( p === THREE.OneMinusSrcColorFactor ) return _gl.ONE_MINUS_SRC_COLOR;
		if ( p === THREE.SrcAlphaFactor ) return _gl.SRC_ALPHA;
		if ( p === THREE.OneMinusSrcAlphaFactor ) return _gl.ONE_MINUS_SRC_ALPHA;
		if ( p === THREE.DstAlphaFactor ) return _gl.DST_ALPHA;
		if ( p === THREE.OneMinusDstAlphaFactor ) return _gl.ONE_MINUS_DST_ALPHA;

		if ( p === THREE.DstColorFactor ) return _gl.DST_COLOR;
		if ( p === THREE.OneMinusDstColorFactor ) return _gl.ONE_MINUS_DST_COLOR;
		if ( p === THREE.SrcAlphaSaturateFactor ) return _gl.SRC_ALPHA_SATURATE;

		extension = extensions.get( 'WEBGL_compressed_texture_s3tc' );

		if ( extension !== null ) {

			if ( p === THREE.RGB_S3TC_DXT1_Format ) return extension.COMPRESSED_RGB_S3TC_DXT1_EXT;
			if ( p === THREE.RGBA_S3TC_DXT1_Format ) return extension.COMPRESSED_RGBA_S3TC_DXT1_EXT;
			if ( p === THREE.RGBA_S3TC_DXT3_Format ) return extension.COMPRESSED_RGBA_S3TC_DXT3_EXT;
			if ( p === THREE.RGBA_S3TC_DXT5_Format ) return extension.COMPRESSED_RGBA_S3TC_DXT5_EXT;

		}

		extension = extensions.get( 'WEBGL_compressed_texture_pvrtc' );

		if ( extension !== null ) {

			if ( p === THREE.RGB_PVRTC_4BPPV1_Format ) return extension.COMPRESSED_RGB_PVRTC_4BPPV1_IMG;
			if ( p === THREE.RGB_PVRTC_2BPPV1_Format ) return extension.COMPRESSED_RGB_PVRTC_2BPPV1_IMG;
			if ( p === THREE.RGBA_PVRTC_4BPPV1_Format ) return extension.COMPRESSED_RGBA_PVRTC_4BPPV1_IMG;
			if ( p === THREE.RGBA_PVRTC_2BPPV1_Format ) return extension.COMPRESSED_RGBA_PVRTC_2BPPV1_IMG;

		}

		extension = extensions.get( 'EXT_blend_minmax' );

		if ( extension !== null ) {

			if ( p === THREE.MinEquation ) return extension.MIN_EXT;
			if ( p === THREE.MaxEquation ) return extension.MAX_EXT;

		}

		return 0;

	}

	// DEPRECATED

	this.supportsFloatTextures = function () {

		console.warn( 'THREE.WebGLRenderer: .supportsFloatTextures() is now .extensions.get( \'OES_texture_float\' ).' );
		return extensions.get( 'OES_texture_float' );

	};

	this.supportsHalfFloatTextures = function () {

		console.warn( 'THREE.WebGLRenderer: .supportsHalfFloatTextures() is now .extensions.get( \'OES_texture_half_float\' ).' );
		return extensions.get( 'OES_texture_half_float' );

	};

	this.supportsStandardDerivatives = function () {

		console.warn( 'THREE.WebGLRenderer: .supportsStandardDerivatives() is now .extensions.get( \'OES_standard_derivatives\' ).' );
		return extensions.get( 'OES_standard_derivatives' );

	};

	this.supportsCompressedTextureS3TC = function () {

		console.warn( 'THREE.WebGLRenderer: .supportsCompressedTextureS3TC() is now .extensions.get( \'WEBGL_compressed_texture_s3tc\' ).' );
		return extensions.get( 'WEBGL_compressed_texture_s3tc' );

	};

	this.supportsCompressedTexturePVRTC = function () {

		console.warn( 'THREE.WebGLRenderer: .supportsCompressedTexturePVRTC() is now .extensions.get( \'WEBGL_compressed_texture_pvrtc\' ).' );
		return extensions.get( 'WEBGL_compressed_texture_pvrtc' );

	};

	this.supportsBlendMinMax = function () {

		console.warn( 'THREE.WebGLRenderer: .supportsBlendMinMax() is now .extensions.get( \'EXT_blend_minmax\' ).' );
		return extensions.get( 'EXT_blend_minmax' );

	};

	this.supportsVertexTextures = function () {

		return capabilities.vertexTextures;

	};

	this.supportsInstancedArrays = function () {

		console.warn( 'THREE.WebGLRenderer: .supportsInstancedArrays() is now .extensions.get( \'ANGLE_instanced_arrays\' ).' );
		return extensions.get( 'ANGLE_instanced_arrays' );

	};

	//

	this.initMaterial = function () {

		console.warn( 'THREE.WebGLRenderer: .initMaterial() has been removed.' );

	};

	this.addPrePlugin = function () {

		console.warn( 'THREE.WebGLRenderer: .addPrePlugin() has been removed.' );

	};

	this.addPostPlugin = function () {

		console.warn( 'THREE.WebGLRenderer: .addPostPlugin() has been removed.' );

	};

	this.updateShadowMap = function () {

		console.warn( 'THREE.WebGLRenderer: .updateShadowMap() has been removed.' );

	};

	Object.defineProperties( this, {
		shadowMapEnabled: {
			get: function () {

				return shadowMap.enabled;

			},
			set: function ( value ) {

				console.warn( 'THREE.WebGLRenderer: .shadowMapEnabled is now .shadowMap.enabled.' );
				shadowMap.enabled = value;

			}
		},
		shadowMapType: {
			get: function () {

				return shadowMap.type;

			},
			set: function ( value ) {

				console.warn( 'THREE.WebGLRenderer: .shadowMapType is now .shadowMap.type.' );
				shadowMap.type = value;

			}
		},
		shadowMapCullFace: {
			get: function () {

				return shadowMap.cullFace;

			},
			set: function ( value ) {

				console.warn( 'THREE.WebGLRenderer: .shadowMapCullFace is now .shadowMap.cullFace.' );
				shadowMap.cullFace = value;

			}
		},
		shadowMapDebug: {
			get: function () {

				return shadowMap.debug;

			},
			set: function ( value ) {

				console.warn( 'THREE.WebGLRenderer: .shadowMapDebug is now .shadowMap.debug.' );
				shadowMap.debug = value;

			}
		}
	} );

};

// File:src/renderers/WebGLRenderTarget.js

/**
 * @author szimek / https://github.com/szimek/
 * @author alteredq / http://alteredqualia.com/
 */

THREE.WebGLRenderTarget = function ( width, height, options ) {

	this.uuid = THREE.Math.generateUUID();

	this.width = width;
	this.height = height;

	options = options || {};

	if ( options.minFilter === undefined ) options.minFilter = THREE.LinearFilter;

	this.texture = new THREE.Texture( undefined, undefined, options.wrapS, options.wrapT, options.magFilter, options.minFilter, options.format, options.type, options.anisotropy );

	this.depthBuffer = options.depthBuffer !== undefined ? options.depthBuffer : true;
	this.stencilBuffer = options.stencilBuffer !== undefined ? options.stencilBuffer : true;

	this.shareDepthFrom = options.shareDepthFrom !== undefined ? options.shareDepthFrom : null;

};

THREE.WebGLRenderTarget.prototype = {

	constructor: THREE.WebGLRenderTarget,

	get wrapS() {

		console.warn( 'THREE.WebGLRenderTarget: .wrapS is now .texture.wrapS.' );

		return this.texture.wrapS;

	},

	set wrapS( value ) {

		console.warn( 'THREE.WebGLRenderTarget: .wrapS is now .texture.wrapS.' );

		this.texture.wrapS = value;

	},

	get wrapT() {

		console.warn( 'THREE.WebGLRenderTarget: .wrapT is now .texture.wrapT.' );

		return this.texture.wrapT;

	},

	set wrapT( value ) {

		console.warn( 'THREE.WebGLRenderTarget: .wrapT is now .texture.wrapT.' );

		this.texture.wrapT = value;

	},

	get magFilter() {

		console.warn( 'THREE.WebGLRenderTarget: .magFilter is now .texture.magFilter.' );

		return this.texture.magFilter;

	},

	set magFilter( value ) {

		console.warn( 'THREE.WebGLRenderTarget: .magFilter is now .texture.magFilter.' );

		this.texture.magFilter = value;

	},

	get minFilter() {

		console.warn( 'THREE.WebGLRenderTarget: .minFilter is now .texture.minFilter.' );

		return this.texture.minFilter;

	},

	set minFilter( value ) {

		console.warn( 'THREE.WebGLRenderTarget: .minFilter is now .texture.minFilter.' );

		this.texture.minFilter = value;

	},

	get anisotropy() {

		console.warn( 'THREE.WebGLRenderTarget: .anisotropy is now .texture.anisotropy.' );

		return this.texture.anisotropy;

	},

	set anisotropy( value ) {

		console.warn( 'THREE.WebGLRenderTarget: .anisotropy is now .texture.anisotropy.' );

		this.texture.anisotropy = value;

	},

	get offset() {

		console.warn( 'THREE.WebGLRenderTarget: .offset is now .texture.offset.' );

		return this.texture.offset;

	},

	set offset( value ) {

		console.warn( 'THREE.WebGLRenderTarget: .offset is now .texture.offset.' );

		this.texture.offset = value;

	},

	get repeat() {

		console.warn( 'THREE.WebGLRenderTarget: .repeat is now .texture.repeat.' );

		return this.texture.repeat;

	},

	set repeat( value ) {

		console.warn( 'THREE.WebGLRenderTarget: .repeat is now .texture.repeat.' );

		this.texture.repeat = value;

	},

	get format() {

		console.warn( 'THREE.WebGLRenderTarget: .format is now .texture.format.' );

		return this.texture.format;

	},

	set format( value ) {

		console.warn( 'THREE.WebGLRenderTarget: .format is now .texture.format.' );

		this.texture.format = value;

	},

	get type() {

		console.warn( 'THREE.WebGLRenderTarget: .type is now .texture.type.' );

		return this.texture.type;

	},

	set type( value ) {

		console.warn( 'THREE.WebGLRenderTarget: .type is now .texture.type.' );

		this.texture.type = value;

	},

	get generateMipmaps() {

		console.warn( 'THREE.WebGLRenderTarget: .generateMipmaps is now .texture.generateMipmaps.' );

		return this.texture.generateMipmaps;

	},

	set generateMipmaps( value ) {

		console.warn( 'THREE.WebGLRenderTarget: .generateMipmaps is now .texture.generateMipmaps.' );

		this.texture.generateMipmaps = value;

	},

	//

	setSize: function ( width, height ) {

		if ( this.width !== width || this.height !== height ) {

			this.width = width;
			this.height = height;

			this.dispose();

		}

	},

	clone: function () {

		return new this.constructor().copy( this );

	},

	copy: function ( source ) {

		this.width = source.width;
		this.height = source.height;

		this.texture = source.texture.clone();

		this.depthBuffer = source.depthBuffer;
		this.stencilBuffer = source.stencilBuffer;

		this.shareDepthFrom = source.shareDepthFrom;

		return this;

	},

	dispose: function () {

		this.dispatchEvent( { type: 'dispose' } );

	}

};

THREE.EventDispatcher.prototype.apply( THREE.WebGLRenderTarget.prototype );

// File:src/renderers/WebGLRenderTargetCube.js

/**
 * @author alteredq / http://alteredqualia.com
 */

THREE.WebGLRenderTargetCube = function ( width, height, options ) {

	THREE.WebGLRenderTarget.call( this, width, height, options );

	this.activeCubeFace = 0; // PX 0, NX 1, PY 2, NY 3, PZ 4, NZ 5

};

THREE.WebGLRenderTargetCube.prototype = Object.create( THREE.WebGLRenderTarget.prototype );
THREE.WebGLRenderTargetCube.prototype.constructor = THREE.WebGLRenderTargetCube;

// File:src/renderers/webgl/WebGLBufferRenderer.js

/**
* @author mrdoob / http://mrdoob.com/
*/

THREE.WebGLBufferRenderer = function ( _gl, extensions, _infoRender ) {

	var mode;

	function setMode( value ) {

		mode = value;

	}

	function render( start, count ) {

		_gl.drawArrays( mode, start, count );

		_infoRender.calls ++;
		_infoRender.vertices += count;
		if ( mode === _gl.TRIANGLES ) _infoRender.faces += count / 3;

	}

	function renderInstances( geometry ) {

		var extension = extensions.get( 'ANGLE_instanced_arrays' );

		if ( extension === null ) {

			console.error( 'THREE.WebGLBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.' );
			return;

		}

		var position = geometry.attributes.position;

		if ( position instanceof THREE.InterleavedBufferAttribute ) {

			extension.drawArraysInstancedANGLE( mode, 0, position.data.count, geometry.maxInstancedCount );

		} else {

			extension.drawArraysInstancedANGLE( mode, 0, position.count, geometry.maxInstancedCount );

		}

	}

	this.setMode = setMode;
	this.render = render;
	this.renderInstances = renderInstances;

};

// File:src/renderers/webgl/WebGLIndexedBufferRenderer.js

/**
* @author mrdoob / http://mrdoob.com/
*/

THREE.WebGLIndexedBufferRenderer = function ( _gl, extensions, _infoRender ) {

	var mode;

	function setMode( value ) {

		mode = value;

	}

	var type, size;

	function setIndex( index ) {

		if ( index.array instanceof Uint32Array && extensions.get( 'OES_element_index_uint' ) ) {

			type = _gl.UNSIGNED_INT;
			size = 4;

		} else {

			type = _gl.UNSIGNED_SHORT;
			size = 2;

		}

	}

	function render( start, count ) {

		_gl.drawElements( mode, count, type, start * size );

		_infoRender.calls ++;
		_infoRender.vertices += count;
		if ( mode === _gl.TRIANGLES ) _infoRender.faces += count / 3;

	}

	function renderInstances( geometry ) {

		var extension = extensions.get( 'ANGLE_instanced_arrays' );

		if ( extension === null ) {

			console.error( 'THREE.WebGLBufferRenderer: using THREE.InstancedBufferGeometry but hardware does not support extension ANGLE_instanced_arrays.' );
			return;

		}

		var index = geometry.index;

		extension.drawElementsInstancedANGLE( mode, index.array.length, type, 0, geometry.maxInstancedCount );

	}

	this.setMode = setMode;
	this.setIndex = setIndex;
	this.render = render;
	this.renderInstances = renderInstances;

};

// File:src/renderers/webgl/WebGLExtensions.js

/**
* @author mrdoob / http://mrdoob.com/
*/

THREE.WebGLExtensions = function ( gl ) {

	var extensions = {};

	this.get = function ( name ) {

		if ( extensions[ name ] !== undefined ) {

			return extensions[ name ];

		}

		var extension;

		switch ( name ) {

			case 'EXT_texture_filter_anisotropic':
				extension = gl.getExtension( 'EXT_texture_filter_anisotropic' ) || gl.getExtension( 'MOZ_EXT_texture_filter_anisotropic' ) || gl.getExtension( 'WEBKIT_EXT_texture_filter_anisotropic' );
				break;

			case 'WEBGL_compressed_texture_s3tc':
				extension = gl.getExtension( 'WEBGL_compressed_texture_s3tc' ) || gl.getExtension( 'MOZ_WEBGL_compressed_texture_s3tc' ) || gl.getExtension( 'WEBKIT_WEBGL_compressed_texture_s3tc' );
				break;

			case 'WEBGL_compressed_texture_pvrtc':
				extension = gl.getExtension( 'WEBGL_compressed_texture_pvrtc' ) || gl.getExtension( 'WEBKIT_WEBGL_compressed_texture_pvrtc' );
				break;

			default:
				extension = gl.getExtension( name );

		}

		if ( extension === null ) {

			console.warn( 'THREE.WebGLRenderer: ' + name + ' extension not supported.' );

		}

		extensions[ name ] = extension;

		return extension;

	};

};

// File:src/renderers/webgl/WebGLCapabilities.js

THREE.WebGLCapabilities = function ( gl, extensions, parameters ) {

	function getMaxPrecision( precision ) {

		if ( precision === 'highp' ) {

			if ( gl.getShaderPrecisionFormat( gl.VERTEX_SHADER, gl.HIGH_FLOAT ).precision > 0 &&
			     gl.getShaderPrecisionFormat( gl.FRAGMENT_SHADER, gl.HIGH_FLOAT ).precision > 0 ) {

				return 'highp';

			}

			precision = 'mediump';

		}

		if ( precision === 'mediump' ) {

			if ( gl.getShaderPrecisionFormat( gl.VERTEX_SHADER, gl.MEDIUM_FLOAT ).precision > 0 &&
			     gl.getShaderPrecisionFormat( gl.FRAGMENT_SHADER, gl.MEDIUM_FLOAT ).precision > 0 ) {

				return 'mediump';

			}

		}

		return 'lowp';

	}

	this.getMaxPrecision = getMaxPrecision;

	this.precision = parameters.precision !== undefined ? parameters.precision : 'highp',
	this.logarithmicDepthBuffer = parameters.logarithmicDepthBuffer !== undefined ? parameters.logarithmicDepthBuffer : false;

	this.maxTextures = gl.getParameter( gl.MAX_TEXTURE_IMAGE_UNITS );
	this.maxVertexTextures = gl.getParameter( gl.MAX_VERTEX_TEXTURE_IMAGE_UNITS );
	this.maxTextureSize = gl.getParameter( gl.MAX_TEXTURE_SIZE );
	this.maxCubemapSize = gl.getParameter( gl.MAX_CUBE_MAP_TEXTURE_SIZE );

	this.maxAttributes = gl.getParameter( gl.MAX_VERTEX_ATTRIBS );
	this.maxVertexUniforms = gl.getParameter( gl.MAX_VERTEX_UNIFORM_VECTORS );
	this.maxVaryings = gl.getParameter( gl.MAX_VARYING_VECTORS );
	this.maxFragmentUniforms = gl.getParameter( gl.MAX_FRAGMENT_UNIFORM_VECTORS );

	this.vertexTextures = this.maxVertexTextures > 0;
	this.floatFragmentTextures = !! extensions.get( 'OES_texture_float' );
	this.floatVertexTextures = this.vertexTextures && this.floatFragmentTextures;

	var _maxPrecision = getMaxPrecision( this.precision );

	if ( _maxPrecision !== this.precision ) {

		console.warn( 'THREE.WebGLRenderer:', this.precision, 'not supported, using', _maxPrecision, 'instead.' );
		this.precision = _maxPrecision;

	}

	if ( this.logarithmicDepthBuffer ) {

		this.logarithmicDepthBuffer = !! extensions.get( 'EXT_frag_depth' );

	}

};

// File:src/renderers/webgl/WebGLGeometries.js

/**
* @author mrdoob / http://mrdoob.com/
*/

THREE.WebGLGeometries = function ( gl, properties, info ) {

	var geometries = {};

	function get( object ) {

		var geometry = object.geometry;

		if ( geometries[ geometry.id ] !== undefined ) {

			return geometries[ geometry.id ];

		}

		geometry.addEventListener( 'dispose', onGeometryDispose );

		var buffergeometry;

		if ( geometry instanceof THREE.BufferGeometry ) {

			buffergeometry = geometry;

		} else if ( geometry instanceof THREE.Geometry ) {

			if ( geometry._bufferGeometry === undefined ) {

				geometry._bufferGeometry = new THREE.BufferGeometry().setFromObject( object );

			}

			buffergeometry = geometry._bufferGeometry;

		}

		geometries[ geometry.id ] = buffergeometry;

		info.memory.geometries ++;

		return buffergeometry;

	}

	function onGeometryDispose( event ) {

		var geometry = event.target;
		var buffergeometry = geometries[ geometry.id ];

		deleteAttributes( buffergeometry.attributes );

		geometry.removeEventListener( 'dispose', onGeometryDispose );

		delete geometries[ geometry.id ];

		var property = properties.get( geometry );
		if ( property.wireframe ) deleteAttribute( property.wireframe );

		info.memory.geometries --;

	}

	function getAttributeBuffer( attribute ) {

		if ( attribute instanceof THREE.InterleavedBufferAttribute ) {

			return properties.get( attribute.data ).__webglBuffer;

		}

		return properties.get( attribute ).__webglBuffer;

	}

	function deleteAttribute( attribute ) {

		var buffer = getAttributeBuffer( attribute );

		if ( buffer !== undefined ) {

			gl.deleteBuffer( buffer );
			removeAttributeBuffer( attribute );

		}

	}

	function deleteAttributes( attributes ) {

		for ( var name in attributes ) {

			deleteAttribute( attributes[ name ] );

		}

	}

	function removeAttributeBuffer( attribute ) {

		if ( attribute instanceof THREE.InterleavedBufferAttribute ) {

			properties.delete( attribute.data );

		} else {

			properties.delete( attribute );

		}

	}

	this.get = get;

};

// File:src/renderers/webgl/WebGLObjects.js

/**
* @author mrdoob / http://mrdoob.com/
*/

THREE.WebGLObjects = function ( gl, properties, info ) {

	var geometries = new THREE.WebGLGeometries( gl, properties, info );

	//

	function update( object ) {

		// TODO: Avoid updating twice (when using shadowMap). Maybe add frame counter.

		var geometry = geometries.get( object );

		if ( object.geometry instanceof THREE.Geometry ) {

			geometry.updateFromObject( object );

		}

		var index = geometry.index;
		var attributes = geometry.attributes;

		if ( index !== null ) {

			updateAttribute( index, gl.ELEMENT_ARRAY_BUFFER );

		}

		for ( var name in attributes ) {

			updateAttribute( attributes[ name ], gl.ARRAY_BUFFER );

		}

		// morph targets

		var morphAttributes = geometry.morphAttributes;

		for ( var name in morphAttributes ) {

			var array = morphAttributes[ name ];

			for ( var i = 0, l = array.length; i < l; i ++ ) {

				updateAttribute( array[ i ], gl.ARRAY_BUFFER );

			}

		}

		return geometry;

	}

	function updateAttribute( attribute, bufferType ) {

		var data = ( attribute instanceof THREE.InterleavedBufferAttribute ) ? attribute.data : attribute;

		var attributeProperties = properties.get( data );

		if ( attributeProperties.__webglBuffer === undefined ) {

			createBuffer( attributeProperties, data, bufferType );

		} else if ( attributeProperties.version !== data.version ) {

			updateBuffer( attributeProperties, data, bufferType );

		}

	}

	function createBuffer( attributeProperties, data, bufferType ) {

		attributeProperties.__webglBuffer = gl.createBuffer();
		gl.bindBuffer( bufferType, attributeProperties.__webglBuffer );

		var usage = data.dynamic ? gl.DYNAMIC_DRAW : gl.STATIC_DRAW;

		gl.bufferData( bufferType, data.array, usage );

		attributeProperties.version = data.version;

	}

	function updateBuffer( attributeProperties, data, bufferType ) {

		gl.bindBuffer( bufferType, attributeProperties.__webglBuffer );

		if ( data.dynamic === false || data.updateRange.count === - 1 ) {

			// Not using update ranges

			gl.bufferSubData( bufferType, 0, data.array );

		} else if ( data.updateRange.count === 0 ) {

			console.error( 'THREE.WebGLObjects.updateBuffer: dynamic THREE.BufferAttribute marked as needsUpdate but updateRange.count is 0, ensure you are using set methods or updating manually.' );

		} else {

			gl.bufferSubData( bufferType, data.updateRange.offset * data.array.BYTES_PER_ELEMENT,
							  data.array.subarray( data.updateRange.offset, data.updateRange.offset + data.updateRange.count ) );

			data.updateRange.count = 0; // reset range

		}

		attributeProperties.version = data.version;

	}

	function getAttributeBuffer( attribute ) {

		if ( attribute instanceof THREE.InterleavedBufferAttribute ) {

			return properties.get( attribute.data ).__webglBuffer;

		}

		return properties.get( attribute ).__webglBuffer;

	}

	function getWireframeAttribute( geometry ) {

		var property = properties.get( geometry );

		if ( property.wireframe !== undefined ) {

			return property.wireframe;

		}

		var indices = [];

		var index = geometry.index;
		var attributes = geometry.attributes;
		var position = attributes.position;

		// console.time( 'wireframe' );

		if ( index !== null ) {

			var edges = {};
			var array = index.array;

			for ( var i = 0, l = array.length; i < l; i += 3 ) {

				var a = array[ i + 0 ];
				var b = array[ i + 1 ];
				var c = array[ i + 2 ];

				if ( checkEdge( edges, a, b ) ) indices.push( a, b );
				if ( checkEdge( edges, b, c ) ) indices.push( b, c );
				if ( checkEdge( edges, c, a ) ) indices.push( c, a );

			}

		} else {

			var array = attributes.position.array;

			for ( var i = 0, l = ( array.length / 3 ) - 1; i < l; i += 3 ) {

				var a = i + 0;
				var b = i + 1;
				var c = i + 2;

				indices.push( a, b, b, c, c, a );

			}

		}

		// console.timeEnd( 'wireframe' );

		var TypeArray = position.count > 65535 ? Uint32Array : Uint16Array;
		var attribute = new THREE.BufferAttribute( new TypeArray( indices ), 1 );

		updateAttribute( attribute, gl.ELEMENT_ARRAY_BUFFER );

		property.wireframe = attribute;

		return attribute;

	}

	function checkEdge( edges, a, b ) {

		if ( a > b ) {

			var tmp = a;
			a = b;
			b = tmp;

		}

		var list = edges[ a ];

		if ( list === undefined ) {

			edges[ a ] = [ b ];
			return true;

		} else if ( list.indexOf( b ) === -1 ) {

			list.push( b );
			return true;

		}

		return false;

	}

	this.getAttributeBuffer = getAttributeBuffer;
	this.getWireframeAttribute = getWireframeAttribute;

	this.update = update;

};

// File:src/renderers/webgl/WebGLProgram.js

THREE.WebGLProgram = ( function () {

	var programIdCount = 0;

	function generateDefines( defines ) {

		var chunks = [];

		for ( var name in defines ) {

			var value = defines[ name ];

			if ( value === false ) continue;

			chunks.push( '#define ' + name + ' ' + value );

		}

		return chunks.join( '\n' );

	}

	function fetchUniformLocations( gl, program, identifiers ) {

		var uniforms = {};

		var n = gl.getProgramParameter( program, gl.ACTIVE_UNIFORMS );

		for ( var i = 0; i < n; i ++ ) {

			var info = gl.getActiveUniform( program, i );
			var name = info.name;
			var location = gl.getUniformLocation( program, name );

			// console.log("THREE.WebGLProgram: ACTIVE UNIFORM:", name);

			var suffixPos = name.lastIndexOf( '[0]' );
			if ( suffixPos !== - 1 && suffixPos === name.length - 3 ) {

				uniforms[ name.substr( 0, suffixPos ) ] = location;

			}

			uniforms[ name ] = location;

		}

		return uniforms;

	}

	function fetchAttributeLocations( gl, program, identifiers ) {

		var attributes = {};

		var n = gl.getProgramParameter( program, gl.ACTIVE_ATTRIBUTES );

		for ( var i = 0; i < n; i ++ ) {

			var info = gl.getActiveAttrib( program, i );
			var name = info.name;

			// console.log("THREE.WebGLProgram: ACTIVE VERTEX ATTRIBUTE:", name, i );

			attributes[ name ] = gl.getAttribLocation( program, name );

		}

		return attributes;

	}

	function filterEmptyLine( string ) {

		return string !== '';

	}

	return function WebGLProgram( renderer, code, material, parameters ) {

		var gl = renderer.context;

		var defines = material.defines;

		var vertexShader = material.__webglShader.vertexShader;
		var fragmentShader = material.__webglShader.fragmentShader;

		var shadowMapTypeDefine = 'SHADOWMAP_TYPE_BASIC';

		if ( parameters.shadowMapType === THREE.PCFShadowMap ) {

			shadowMapTypeDefine = 'SHADOWMAP_TYPE_PCF';

		} else if ( parameters.shadowMapType === THREE.PCFSoftShadowMap ) {

			shadowMapTypeDefine = 'SHADOWMAP_TYPE_PCF_SOFT';

		}

		var envMapTypeDefine = 'ENVMAP_TYPE_CUBE';
		var envMapModeDefine = 'ENVMAP_MODE_REFLECTION';
		var envMapBlendingDefine = 'ENVMAP_BLENDING_MULTIPLY';

		if ( parameters.envMap ) {

			switch ( material.envMap.mapping ) {

				case THREE.CubeReflectionMapping:
				case THREE.CubeRefractionMapping:
					envMapTypeDefine = 'ENVMAP_TYPE_CUBE';
					break;

				case THREE.EquirectangularReflectionMapping:
				case THREE.EquirectangularRefractionMapping:
					envMapTypeDefine = 'ENVMAP_TYPE_EQUIREC';
					break;

				case THREE.SphericalReflectionMapping:
					envMapTypeDefine = 'ENVMAP_TYPE_SPHERE';
					break;

			}

			switch ( material.envMap.mapping ) {

				case THREE.CubeRefractionMapping:
				case THREE.EquirectangularRefractionMapping:
					envMapModeDefine = 'ENVMAP_MODE_REFRACTION';
					break;

			}

			switch ( material.combine ) {

				case THREE.MultiplyOperation:
					envMapBlendingDefine = 'ENVMAP_BLENDING_MULTIPLY';
					break;

				case THREE.MixOperation:
					envMapBlendingDefine = 'ENVMAP_BLENDING_MIX';
					break;

				case THREE.AddOperation:
					envMapBlendingDefine = 'ENVMAP_BLENDING_ADD';
					break;

			}

		}

		var gammaFactorDefine = ( renderer.gammaFactor > 0 ) ? renderer.gammaFactor : 1.0;

		// console.log( 'building new program ' );

		//

		var customDefines = generateDefines( defines );

		//

		var program = gl.createProgram();

		var prefixVertex, prefixFragment;

		if ( material instanceof THREE.RawShaderMaterial ) {

			prefixVertex = '';
			prefixFragment = '';

		} else {

			prefixVertex = [

				'precision ' + parameters.precision + ' float;',
				'precision ' + parameters.precision + ' int;',

				'#define SHADER_NAME ' + material.__webglShader.name,

				customDefines,

				parameters.supportsVertexTextures ? '#define VERTEX_TEXTURES' : '',

				renderer.gammaInput ? '#define GAMMA_INPUT' : '',
				renderer.gammaOutput ? '#define GAMMA_OUTPUT' : '',
				'#define GAMMA_FACTOR ' + gammaFactorDefine,

				'#define MAX_DIR_LIGHTS ' + parameters.maxDirLights,
				'#define MAX_POINT_LIGHTS ' + parameters.maxPointLights,
				'#define MAX_SPOT_LIGHTS ' + parameters.maxSpotLights,
				'#define MAX_HEMI_LIGHTS ' + parameters.maxHemiLights,

				'#define MAX_SHADOWS ' + parameters.maxShadows,

				'#define MAX_BONES ' + parameters.maxBones,

				parameters.map ? '#define USE_MAP' : '',
				parameters.envMap ? '#define USE_ENVMAP' : '',
				parameters.envMap ? '#define ' + envMapModeDefine : '',
				parameters.lightMap ? '#define USE_LIGHTMAP' : '',
				parameters.aoMap ? '#define USE_AOMAP' : '',
				parameters.emissiveMap ? '#define USE_EMISSIVEMAP' : '',
				parameters.bumpMap ? '#define USE_BUMPMAP' : '',
				parameters.normalMap ? '#define USE_NORMALMAP' : '',
				parameters.displacementMap && parameters.supportsVertexTextures ? '#define USE_DISPLACEMENTMAP' : '',
				parameters.specularMap ? '#define USE_SPECULARMAP' : '',
				parameters.alphaMap ? '#define USE_ALPHAMAP' : '',
				parameters.vertexColors ? '#define USE_COLOR' : '',

				parameters.flatShading ? '#define FLAT_SHADED' : '',

				parameters.skinning ? '#define USE_SKINNING' : '',
				parameters.useVertexTexture ? '#define BONE_TEXTURE' : '',

				parameters.morphTargets ? '#define USE_MORPHTARGETS' : '',
				parameters.morphNormals && parameters.flatShading === false ? '#define USE_MORPHNORMALS' : '',
				parameters.doubleSided ? '#define DOUBLE_SIDED' : '',
				parameters.flipSided ? '#define FLIP_SIDED' : '',

				parameters.shadowMapEnabled ? '#define USE_SHADOWMAP' : '',
				parameters.shadowMapEnabled ? '#define ' + shadowMapTypeDefine : '',
				parameters.shadowMapDebug ? '#define SHADOWMAP_DEBUG' : '',
				parameters.pointLightShadows > 0 ? '#define POINT_LIGHT_SHADOWS' : '',

				parameters.sizeAttenuation ? '#define USE_SIZEATTENUATION' : '',

				parameters.logarithmicDepthBuffer ? '#define USE_LOGDEPTHBUF' : '',
				parameters.logarithmicDepthBuffer && renderer.extensions.get( 'EXT_frag_depth' ) ? '#define USE_LOGDEPTHBUF_EXT' : '',


				'uniform mat4 modelMatrix;',
				'uniform mat4 modelViewMatrix;',
				'uniform mat4 projectionMatrix;',
				'uniform mat4 viewMatrix;',
				'uniform mat3 normalMatrix;',
				'uniform vec3 cameraPosition;',

				'attribute vec3 position;',
				'attribute vec3 normal;',
				'attribute vec2 uv;',

				'#ifdef USE_COLOR',

				'	attribute vec3 color;',

				'#endif',

				'#ifdef USE_MORPHTARGETS',

				'	attribute vec3 morphTarget0;',
				'	attribute vec3 morphTarget1;',
				'	attribute vec3 morphTarget2;',
				'	attribute vec3 morphTarget3;',

				'	#ifdef USE_MORPHNORMALS',

				'		attribute vec3 morphNormal0;',
				'		attribute vec3 morphNormal1;',
				'		attribute vec3 morphNormal2;',
				'		attribute vec3 morphNormal3;',

				'	#else',

				'		attribute vec3 morphTarget4;',
				'		attribute vec3 morphTarget5;',
				'		attribute vec3 morphTarget6;',
				'		attribute vec3 morphTarget7;',

				'	#endif',

				'#endif',

				'#ifdef USE_SKINNING',

				'	attribute vec4 skinIndex;',
				'	attribute vec4 skinWeight;',

				'#endif',

				'\n'

			].filter( filterEmptyLine ).join( '\n' );

			prefixFragment = [

				parameters.bumpMap || parameters.normalMap || parameters.flatShading || material.derivatives ? '#extension GL_OES_standard_derivatives : enable' : '',
				parameters.logarithmicDepthBuffer && renderer.extensions.get( 'EXT_frag_depth' ) ? '#extension GL_EXT_frag_depth : enable' : '',

				'precision ' + parameters.precision + ' float;',
				'precision ' + parameters.precision + ' int;',

				'#define SHADER_NAME ' + material.__webglShader.name,

				customDefines,

				'#define MAX_DIR_LIGHTS ' + parameters.maxDirLights,
				'#define MAX_POINT_LIGHTS ' + parameters.maxPointLights,
				'#define MAX_SPOT_LIGHTS ' + parameters.maxSpotLights,
				'#define MAX_HEMI_LIGHTS ' + parameters.maxHemiLights,

				'#define MAX_SHADOWS ' + parameters.maxShadows,

				parameters.alphaTest ? '#define ALPHATEST ' + parameters.alphaTest : '',

				renderer.gammaInput ? '#define GAMMA_INPUT' : '',
				renderer.gammaOutput ? '#define GAMMA_OUTPUT' : '',
				'#define GAMMA_FACTOR ' + gammaFactorDefine,

				( parameters.useFog && parameters.fog ) ? '#define USE_FOG' : '',
				( parameters.useFog && parameters.fogExp ) ? '#define FOG_EXP2' : '',

				parameters.map ? '#define USE_MAP' : '',
				parameters.envMap ? '#define USE_ENVMAP' : '',
				parameters.envMap ? '#define ' + envMapTypeDefine : '',
				parameters.envMap ? '#define ' + envMapModeDefine : '',
				parameters.envMap ? '#define ' + envMapBlendingDefine : '',
				parameters.lightMap ? '#define USE_LIGHTMAP' : '',
				parameters.aoMap ? '#define USE_AOMAP' : '',
				parameters.emissiveMap ? '#define USE_EMISSIVEMAP' : '',
				parameters.bumpMap ? '#define USE_BUMPMAP' : '',
				parameters.normalMap ? '#define USE_NORMALMAP' : '',
				parameters.specularMap ? '#define USE_SPECULARMAP' : '',
				parameters.alphaMap ? '#define USE_ALPHAMAP' : '',
				parameters.vertexColors ? '#define USE_COLOR' : '',

				parameters.flatShading ? '#define FLAT_SHADED' : '',

				parameters.metal ? '#define METAL' : '',
				parameters.doubleSided ? '#define DOUBLE_SIDED' : '',
				parameters.flipSided ? '#define FLIP_SIDED' : '',

				parameters.shadowMapEnabled ? '#define USE_SHADOWMAP' : '',
				parameters.shadowMapEnabled ? '#define ' + shadowMapTypeDefine : '',
				parameters.shadowMapDebug ? '#define SHADOWMAP_DEBUG' : '',
				parameters.pointLightShadows > 0 ? '#define POINT_LIGHT_SHADOWS' : '',

				parameters.logarithmicDepthBuffer ? '#define USE_LOGDEPTHBUF' : '',
				parameters.logarithmicDepthBuffer && renderer.extensions.get( 'EXT_frag_depth' ) ? '#define USE_LOGDEPTHBUF_EXT' : '',

				'uniform mat4 viewMatrix;',
				'uniform vec3 cameraPosition;',

				'\n'

			].filter( filterEmptyLine ).join( '\n' );

		}

		var vertexGlsl = prefixVertex + vertexShader;
		var fragmentGlsl = prefixFragment + fragmentShader;

		var glVertexShader = THREE.WebGLShader( gl, gl.VERTEX_SHADER, vertexGlsl );
		var glFragmentShader = THREE.WebGLShader( gl, gl.FRAGMENT_SHADER, fragmentGlsl );

		gl.attachShader( program, glVertexShader );
		gl.attachShader( program, glFragmentShader );

		// Force a particular attribute to index 0.

		if ( material.index0AttributeName !== undefined ) {

			gl.bindAttribLocation( program, 0, material.index0AttributeName );

		} else if ( parameters.morphTargets === true ) {

			// programs with morphTargets displace position out of attribute 0
			gl.bindAttribLocation( program, 0, 'position' );

		}

		gl.linkProgram( program );

		var programLog = gl.getProgramInfoLog( program );
		var vertexLog = gl.getShaderInfoLog( glVertexShader );
		var fragmentLog = gl.getShaderInfoLog( glFragmentShader );

		var runnable = true;
		var haveDiagnostics = true;

		if ( gl.getProgramParameter( program, gl.LINK_STATUS ) === false ) {

			runnable = false;

			console.error( 'THREE.WebGLProgram: shader error: ', gl.getError(), 'gl.VALIDATE_STATUS', gl.getProgramParameter( program, gl.VALIDATE_STATUS ), 'gl.getProgramInfoLog', programLog, vertexLog, fragmentLog );

		} else if ( programLog !== '' ) {

			console.warn( 'THREE.WebGLProgram: gl.getProgramInfoLog()', programLog );

		} else if ( vertexLog === '' || fragmentLog === '' ) {

			haveDiagnostics = false;

		}

		if ( haveDiagnostics ) {

			this.diagnostics = {

				runnable: runnable,
				material: material,

				programLog: programLog,

				vertexShader: {

					log: vertexLog,
					prefix: prefixVertex

				},

				fragmentShader: {

					log: fragmentLog,
					prefix: prefixFragment

				}

			};

		}

		// clean up

		gl.deleteShader( glVertexShader );
		gl.deleteShader( glFragmentShader );

		// set up caching for uniform locations

		var cachedUniforms;

		this.getUniforms = function() {

			if ( cachedUniforms === undefined ) {

				cachedUniforms = fetchUniformLocations( gl, program );

			}

			return cachedUniforms;

		};

		// set up caching for attribute locations

		var cachedAttributes;

		this.getAttributes = function() {

			if ( cachedAttributes === undefined ) {

				cachedAttributes = fetchAttributeLocations( gl, program );

			}

			return cachedAttributes;

		};

		// free resource

		this.destroy = function() {

			gl.deleteProgram( program );
			this.program = undefined;

		};

		// DEPRECATED

		Object.defineProperties( this, {

			uniforms: {
				get: function() {

					console.warn( 'THREE.WebGLProgram: .uniforms is now .getUniforms().' );
					return this.getUniforms();

				}
			},

			attributes: {
				get: function() {

					console.warn( 'THREE.WebGLProgram: .attributes is now .getAttributes().' );
					return this.getAttributes();

				}
			}

		} );


		//

		this.id = programIdCount ++;
		this.code = code;
		this.usedTimes = 1;
		this.program = program;
		this.vertexShader = glVertexShader;
		this.fragmentShader = glFragmentShader;

		return this;

	};

} )();

// File:src/renderers/webgl/WebGLPrograms.js

THREE.WebGLPrograms = function ( renderer, capabilities ) {

	var programs = [];

	var shaderIDs = {
		MeshDepthMaterial: 'depth',
		MeshNormalMaterial: 'normal',
		MeshBasicMaterial: 'basic',
		MeshLambertMaterial: 'lambert',
		MeshPhongMaterial: 'phong',
		LineBasicMaterial: 'basic',
		LineDashedMaterial: 'dashed',
		PointsMaterial: 'points'
	};

	var parameterNames = [
		"precision", "supportsVertexTextures", "map", "envMap", "envMapMode",
		"lightMap", "aoMap", "emissiveMap", "bumpMap", "normalMap", "displacementMap", "specularMap",
		"alphaMap", "combine", "vertexColors", "fog", "useFog", "fogExp",
		"flatShading", "sizeAttenuation", "logarithmicDepthBuffer", "skinning",
		"maxBones", "useVertexTexture", "morphTargets", "morphNormals",
		"maxMorphTargets", "maxMorphNormals", "maxDirLights", "maxPointLights",
		"maxSpotLights", "maxHemiLights", "maxShadows", "shadowMapEnabled", "pointLightShadows",
		"shadowMapType", "shadowMapDebug", "alphaTest", "metal", "doubleSided",
		"flipSided"
	];


	function allocateBones ( object ) {

		if ( capabilities.floatVertexTextures && object && object.skeleton && object.skeleton.useVertexTexture ) {

			return 1024;

		} else {

			// default for when object is not specified
			// ( for example when prebuilding shader to be used with multiple objects )
			//
			//  - leave some extra space for other uniforms
			//  - limit here is ANGLE's 254 max uniform vectors
			//    (up to 54 should be safe)

			var nVertexUniforms = capabilities.maxVertexUniforms;
			var nVertexMatrices = Math.floor( ( nVertexUniforms - 20 ) / 4 );

			var maxBones = nVertexMatrices;

			if ( object !== undefined && object instanceof THREE.SkinnedMesh ) {

				maxBones = Math.min( object.skeleton.bones.length, maxBones );

				if ( maxBones < object.skeleton.bones.length ) {

					console.warn( 'WebGLRenderer: too many bones - ' + object.skeleton.bones.length + ', this GPU supports just ' + maxBones + ' (try OpenGL instead of ANGLE)' );

				}

			}

			return maxBones;

		}

	}

	function allocateLights( lights ) {

		var dirLights = 0;
		var pointLights = 0;
		var spotLights = 0;
		var hemiLights = 0;

		for ( var l = 0, ll = lights.length; l < ll; l ++ ) {

			var light = lights[ l ];

			if ( light.visible === false ) continue;

			if ( light instanceof THREE.DirectionalLight ) dirLights ++;
			if ( light instanceof THREE.PointLight ) pointLights ++;
			if ( light instanceof THREE.SpotLight ) spotLights ++;
			if ( light instanceof THREE.HemisphereLight ) hemiLights ++;

		}

		return { 'directional': dirLights, 'point': pointLights, 'spot': spotLights, 'hemi': hemiLights };

	}

	function allocateShadows( lights ) {

		var maxShadows = 0;
		var pointLightShadows = 0;

		for ( var l = 0, ll = lights.length; l < ll; l ++ ) {

			var light = lights[ l ];

			if ( ! light.castShadow ) continue;

			if ( light instanceof THREE.SpotLight || light instanceof THREE.DirectionalLight ) maxShadows ++;
			if ( light instanceof THREE.PointLight ) {

				maxShadows ++;
				pointLightShadows ++;

			}

		}

		return { 'maxShadows': maxShadows, 'pointLightShadows': pointLightShadows };

	}

	this.getParameters = function ( material, lights, fog, object ) {

		var shaderID = shaderIDs[ material.type ];
		// heuristics to create shader parameters according to lights in the scene
		// (not to blow over maxLights budget)

		var maxLightCount = allocateLights( lights );
		var allocatedShadows = allocateShadows( lights );
		var maxBones = allocateBones( object );
		var precision = renderer.getPrecision();

		if ( material.precision !== null ) {

			precision = capabilities.getMaxPrecision( material.precision );

			if ( precision !== material.precision ) {

				console.warn( 'THREE.WebGLRenderer.initMaterial:', material.precision, 'not supported, using', precision, 'instead.' );

			}

		}

		var parameters = {

			shaderID: shaderID,

			precision: precision,
			supportsVertexTextures: capabilities.vertexTextures,

			map: !! material.map,
			envMap: !! material.envMap,
			envMapMode: material.envMap && material.envMap.mapping,
			lightMap: !! material.lightMap,
			aoMap: !! material.aoMap,
			emissiveMap: !! material.emissiveMap,
			bumpMap: !! material.bumpMap,
			normalMap: !! material.normalMap,
			displacementMap: !! material.displacementMap,
			specularMap: !! material.specularMap,
			alphaMap: !! material.alphaMap,

			combine: material.combine,

			vertexColors: material.vertexColors,

			fog: fog,
			useFog: material.fog,
			fogExp: fog instanceof THREE.FogExp2,

			flatShading: material.shading === THREE.FlatShading,

			sizeAttenuation: material.sizeAttenuation,
			logarithmicDepthBuffer: capabilities.logarithmicDepthBuffer,

			skinning: material.skinning,
			maxBones: maxBones,
			useVertexTexture: capabilities.floatVertexTextures && object && object.skeleton && object.skeleton.useVertexTexture,

			morphTargets: material.morphTargets,
			morphNormals: material.morphNormals,
			maxMorphTargets: renderer.maxMorphTargets,
			maxMorphNormals: renderer.maxMorphNormals,

			maxDirLights: maxLightCount.directional,
			maxPointLights: maxLightCount.point,
			maxSpotLights: maxLightCount.spot,
			maxHemiLights: maxLightCount.hemi,

			maxShadows: allocatedShadows.maxShadows,
			pointLightShadows: allocatedShadows.pointLightShadows,
			shadowMapEnabled: renderer.shadowMap.enabled && object.receiveShadow && allocatedShadows.maxShadows > 0,
			shadowMapType: renderer.shadowMap.type,
			shadowMapDebug: renderer.shadowMap.debug,

			alphaTest: material.alphaTest,
			metal: material.metal,
			doubleSided: material.side === THREE.DoubleSide,
			flipSided: material.side === THREE.BackSide

		};

		return parameters;

	};

	this.getProgramCode = function ( material, parameters ) {

		var chunks = [];

		if ( parameters.shaderID ) {

			chunks.push( parameters.shaderID );

		} else {

			chunks.push( material.fragmentShader );
			chunks.push( material.vertexShader );

		}

		if ( material.defines !== undefined ) {

			for ( var name in material.defines ) {

				chunks.push( name );
				chunks.push( material.defines[ name ] );

			}

		}

		for ( var i = 0; i < parameterNames.length; i ++ ) {

			var parameterName = parameterNames[ i ];
			chunks.push( parameterName );
			chunks.push( parameters[ parameterName ] );

		}

		return chunks.join();

	};

	this.acquireProgram = function ( material, parameters, code ) {

		var program;

		// Check if code has been already compiled
		for ( var p = 0, pl = programs.length; p < pl; p ++ ) {

			var programInfo = programs[ p ];

			if ( programInfo.code === code ) {

				program = programInfo;
				++ program.usedTimes;

				break;

			}

		}

		if ( program === undefined ) {

			program = new THREE.WebGLProgram( renderer, code, material, parameters );
			programs.push( program );

		}

		return program;

	};

	this.releaseProgram = function( program ) {

		if ( -- program.usedTimes === 0 ) {

			// Remove from unordered set
			var i = programs.indexOf( program );
			programs[ i ] = programs[ programs.length - 1 ];
			programs.pop();

			// Free WebGL resources
			program.destroy();

		}

	};

	// Exposed for resource monitoring & error feedback via renderer.info:
	this.programs = programs;

};

// File:src/renderers/webgl/WebGLProperties.js

/**
* @author fordacious / fordacious.github.io
*/

THREE.WebGLProperties = function () {

	var properties = {};

	this.get = function ( object ) {

		var uuid = object.uuid;
		var map = properties[ uuid ];

		if ( map === undefined ) {

			map = {};
			properties[ uuid ] = map;

		}

		return map;

	};

	this.delete = function ( object ) {

		delete properties[ object.uuid ];

	};

	this.clear = function () {

		properties = {};

	};

};

// File:src/renderers/webgl/WebGLShader.js

THREE.WebGLShader = ( function () {

	function addLineNumbers( string ) {

		var lines = string.split( '\n' );

		for ( var i = 0; i < lines.length; i ++ ) {

			lines[ i ] = ( i + 1 ) + ': ' + lines[ i ];

		}

		return lines.join( '\n' );

	}

	return function WebGLShader( gl, type, string ) {

		var shader = gl.createShader( type );

		gl.shaderSource( shader, string );
		gl.compileShader( shader );

		if ( gl.getShaderParameter( shader, gl.COMPILE_STATUS ) === false ) {

			console.error( 'THREE.WebGLShader: Shader couldn\'t compile.' );

		}

		if ( gl.getShaderInfoLog( shader ) !== '' ) {

			console.warn( 'THREE.WebGLShader: gl.getShaderInfoLog()', type === gl.VERTEX_SHADER ? 'vertex' : 'fragment', gl.getShaderInfoLog( shader ), addLineNumbers( string ) );

		}

		// --enable-privileged-webgl-extension
		// console.log( type, gl.getExtension( 'WEBGL_debug_shaders' ).getTranslatedShaderSource( shader ) );

		return shader;

	};

} )();

// File:src/renderers/webgl/WebGLShadowMap.js

/**
 * @author alteredq / http://alteredqualia.com/
 * @author mrdoob / http://mrdoob.com/
 */

THREE.WebGLShadowMap = function ( _renderer, _lights, _objects ) {

	var _gl = _renderer.context,
	_state = _renderer.state,
	_frustum = new THREE.Frustum(),
	_projScreenMatrix = new THREE.Matrix4(),

	_min = new THREE.Vector3(),
	_max = new THREE.Vector3(),

	_lookTarget = new THREE.Vector3(),
	_lightPositionWorld = new THREE.Vector3(),

	_renderList = [],

	_MorphingFlag = 1,
	_SkinningFlag = 2,

	_NumberOfMaterialVariants = ( _MorphingFlag | _SkinningFlag ) + 1,

	_depthMaterials = new Array( _NumberOfMaterialVariants ),
	_distanceMaterials = new Array( _NumberOfMaterialVariants );

	var cubeDirections = [
		new THREE.Vector3( 1, 0, 0 ), new THREE.Vector3( - 1, 0, 0 ), new THREE.Vector3( 0, 0, 1 ),
		new THREE.Vector3( 0, 0, - 1 ), new THREE.Vector3( 0, 1, 0 ), new THREE.Vector3( 0, - 1, 0 )
	];

	var cubeUps = [
		new THREE.Vector3( 0, 1, 0 ), new THREE.Vector3( 0, 1, 0 ), new THREE.Vector3( 0, 1, 0 ),
		new THREE.Vector3( 0, 1, 0 ), new THREE.Vector3( 0, 0, 1 ),	new THREE.Vector3( 0, 0, - 1 )
	];

	var cube2DViewPorts = [
		new THREE.Vector4(), new THREE.Vector4(), new THREE.Vector4(),
		new THREE.Vector4(), new THREE.Vector4(), new THREE.Vector4()
	];

	var _vector4 = new THREE.Vector4();

	// init

	var depthShader = THREE.ShaderLib[ "depthRGBA" ];
	var depthUniforms = THREE.UniformsUtils.clone( depthShader.uniforms );

	var distanceShader = THREE.ShaderLib[ "distanceRGBA" ];
	var distanceUniforms = THREE.UniformsUtils.clone( distanceShader.uniforms );

	for ( var i = 0; i !== _NumberOfMaterialVariants; ++ i ) {

		var useMorphing = ( i & _MorphingFlag ) !== 0;
		var useSkinning = ( i & _SkinningFlag ) !== 0;

		var depthMaterial = new THREE.ShaderMaterial( {
			uniforms: depthUniforms,
			vertexShader: depthShader.vertexShader,
			fragmentShader: depthShader.fragmentShader,
			morphTargets: useMorphing,
			skinning: useSkinning
		} );

		depthMaterial._shadowPass = true;

		_depthMaterials[ i ] = depthMaterial;

		var distanceMaterial = new THREE.ShaderMaterial( {
			uniforms: distanceUniforms,
			vertexShader: distanceShader.vertexShader,
			fragmentShader: distanceShader.fragmentShader,
			morphTargets: useMorphing,
			skinning: useSkinning
		} );

		distanceMaterial._shadowPass = true;

		_distanceMaterials[ i ] = distanceMaterial;

	}

	//

	var scope = this;

	this.enabled = false;

	this.autoUpdate = true;
	this.needsUpdate = false;

	this.type = THREE.PCFShadowMap;
	this.cullFace = THREE.CullFaceFront;

	this.render = function ( scene ) {

		var faceCount, isPointLight;

		if ( scope.enabled === false ) return;
		if ( scope.autoUpdate === false && scope.needsUpdate === false ) return;

		// Set GL state for depth map.
		_gl.clearColor( 1, 1, 1, 1 );
		_state.disable( _gl.BLEND );
		_state.enable( _gl.CULL_FACE );
		_gl.frontFace( _gl.CCW );
		_gl.cullFace( scope.cullFace === THREE.CullFaceFront ? _gl.FRONT : _gl.BACK );
		_state.setDepthTest( true );

		// save the existing viewport so it can be restored later
		_renderer.getViewport( _vector4 );

		// render depth map

		for ( var i = 0, il = _lights.length; i < il; i ++ ) {

			var light = _lights[ i ];

			if ( light.castShadow === true ) {

				var shadow = light.shadow;
				var shadowCamera = shadow.camera;
				var shadowMapSize = shadow.mapSize;

				if ( light instanceof THREE.PointLight ) {

					faceCount = 6;
					isPointLight = true;

					var vpWidth = shadowMapSize.x / 4.0;
					var vpHeight = shadowMapSize.y / 2.0;

					// These viewports map a cube-map onto a 2D texture with the
					// following orientation:
					//
					//  xzXZ
					//   y Y
					//
					// X - Positive x direction
					// x - Negative x direction
					// Y - Positive y direction
					// y - Negative y direction
					// Z - Positive z direction
					// z - Negative z direction

					// positive X
					cube2DViewPorts[ 0 ].set( vpWidth * 2, vpHeight, vpWidth, vpHeight );
					// negative X
					cube2DViewPorts[ 1 ].set( 0, vpHeight, vpWidth, vpHeight );
					// positive Z
					cube2DViewPorts[ 2 ].set( vpWidth * 3, vpHeight, vpWidth, vpHeight );
					// negative Z
					cube2DViewPorts[ 3 ].set( vpWidth, vpHeight, vpWidth, vpHeight );
					// positive Y
					cube2DViewPorts[ 4 ].set( vpWidth * 3, 0, vpWidth, vpHeight );
					// negative Y
					cube2DViewPorts[ 5 ].set( vpWidth, 0, vpWidth, vpHeight );

				} else {

					faceCount = 1;
					isPointLight = false;

				}

				if ( shadow.map === null ) {

					var shadowFilter = THREE.LinearFilter;

					if ( scope.type === THREE.PCFSoftShadowMap ) {

						shadowFilter = THREE.NearestFilter;

					}

					var pars = { minFilter: shadowFilter, magFilter: shadowFilter, format: THREE.RGBAFormat };

					shadow.map = new THREE.WebGLRenderTarget( shadowMapSize.x, shadowMapSize.y, pars );
					shadow.matrix = new THREE.Matrix4();

					//

					if ( light instanceof THREE.SpotLight ) {

						shadowCamera.aspect = shadowMapSize.x / shadowMapSize.y;

					}

					shadowCamera.updateProjectionMatrix();

				}

				var shadowMap = shadow.map;
				var shadowMatrix = shadow.matrix;

				_lightPositionWorld.setFromMatrixPosition( light.matrixWorld );
				shadowCamera.position.copy( _lightPositionWorld );

				_renderer.setRenderTarget( shadowMap );
				_renderer.clear();

				// render shadow map for each cube face (if omni-directional) or
				// run a single pass if not

				for ( var face = 0; face < faceCount; face ++ ) {

					if ( isPointLight ) {

						_lookTarget.copy( shadowCamera.position );
						_lookTarget.add( cubeDirections[ face ] );
						shadowCamera.up.copy( cubeUps[ face ] );
						shadowCamera.lookAt( _lookTarget );
						var vpDimensions = cube2DViewPorts[ face ];
						_renderer.setViewport( vpDimensions.x, vpDimensions.y, vpDimensions.z, vpDimensions.w );

					} else {

						_lookTarget.setFromMatrixPosition( light.target.matrixWorld );
						shadowCamera.lookAt( _lookTarget );

					}

					shadowCamera.updateMatrixWorld();
					shadowCamera.matrixWorldInverse.getInverse( shadowCamera.matrixWorld );

					// compute shadow matrix

					shadowMatrix.set(
						0.5, 0.0, 0.0, 0.5,
						0.0, 0.5, 0.0, 0.5,
						0.0, 0.0, 0.5, 0.5,
						0.0, 0.0, 0.0, 1.0
					);

					shadowMatrix.multiply( shadowCamera.projectionMatrix );
					shadowMatrix.multiply( shadowCamera.matrixWorldInverse );

					// update camera matrices and frustum

					_projScreenMatrix.multiplyMatrices( shadowCamera.projectionMatrix, shadowCamera.matrixWorldInverse );
					_frustum.setFromMatrix( _projScreenMatrix );

					// set object matrices & frustum culling

					_renderList.length = 0;

					projectObject( scene, shadowCamera );

					// render shadow map
					// render regular objects

					for ( var j = 0, jl = _renderList.length; j < jl; j ++ ) {

						var object = _renderList[ j ];
						var geometry = _objects.update( object );
						var material = object.material;

						if ( material instanceof THREE.MeshFaceMaterial ) {

							var groups = geometry.groups;
							var materials = material.materials;

							for ( var k = 0, kl = groups.length; k < kl; k ++ ) {

								var group = groups[ k ];
								var groupMaterial = materials[ group.materialIndex ];

								if ( groupMaterial.visible === true ) {

									var depthMaterial = getDepthMaterial( object, groupMaterial, isPointLight, _lightPositionWorld );
									_renderer.renderBufferDirect( shadowCamera, _lights, null, geometry, depthMaterial, object, group );

								}

							}

						} else {

							var depthMaterial = getDepthMaterial( object, material, isPointLight, _lightPositionWorld );
							_renderer.renderBufferDirect( shadowCamera, _lights, null, geometry, depthMaterial, object, null );

						}

					}

				}

				// We must call _renderer.resetGLState() at the end of each iteration of
				// the light loop in order to force material updates for each light.
				_renderer.resetGLState();

			}

		}

		_renderer.setViewport( _vector4.x, _vector4.y, _vector4.z, _vector4.w );

		// Restore GL state.
		var clearColor = _renderer.getClearColor(),
		clearAlpha = _renderer.getClearAlpha();
		_renderer.setClearColor( clearColor, clearAlpha );
		_state.enable( _gl.BLEND );

		if ( scope.cullFace === THREE.CullFaceFront ) {

			_gl.cullFace( _gl.BACK );

		}

		_renderer.resetGLState();

		scope.needsUpdate = false;

	};

	function getDepthMaterial( object, material, isPointLight, lightPositionWorld ) {

		var geometry = object.geometry;

		var newMaterial = null;

		var materialVariants = _depthMaterials;
		var customMaterial = object.customDepthMaterial;

		if ( isPointLight ) {

			materialVariants = _distanceMaterials;
			customMaterial = object.customDistanceMaterial;

		}

		if ( ! customMaterial ) {

			var useMorphing = geometry.morphTargets !== undefined &&
					geometry.morphTargets.length > 0 && material.morphTargets;

			var useSkinning = object instanceof THREE.SkinnedMesh && material.skinning;

			var variantIndex = 0;

			if ( useMorphing ) variantIndex |= _MorphingFlag;
			if ( useSkinning ) variantIndex |= _SkinningFlag;

			newMaterial = materialVariants[ variantIndex ];

		} else {

			newMaterial = customMaterial;

		}

		newMaterial.visible = material.visible;
		newMaterial.wireframe = material.wireframe;
		newMaterial.wireframeLinewidth = material.wireframeLinewidth;

		if ( isPointLight && newMaterial.uniforms.lightPos !== undefined ) {

			newMaterial.uniforms.lightPos.value.copy( lightPositionWorld );

		}

		return newMaterial;

	}

	function projectObject( object, camera ) {

		if ( object.visible === false ) return;

		if ( object instanceof THREE.Mesh || object instanceof THREE.Line || object instanceof THREE.Points ) {

			if ( object.castShadow && ( object.frustumCulled === false || _frustum.intersectsObject( object ) === true ) ) {

				var material = object.material;

				if ( material.visible === true ) {

					object.modelViewMatrix.multiplyMatrices( camera.matrixWorldInverse, object.matrixWorld );
					_renderList.push( object );

				}

			}

		}

		var children = object.children;

		for ( var i = 0, l = children.length; i < l; i ++ ) {

			projectObject( children[ i ], camera );

		}

	}

};

// File:src/renderers/webgl/WebGLState.js

/**
* @author mrdoob / http://mrdoob.com/
*/

THREE.WebGLState = function ( gl, extensions, paramThreeToGL ) {

	var _this = this;

	var newAttributes = new Uint8Array( 16 );
	var enabledAttributes = new Uint8Array( 16 );
	var attributeDivisors = new Uint8Array( 16 );

	var capabilities = {};

	var compressedTextureFormats = null;

	var currentBlending = null;
	var currentBlendEquation = null;
	var currentBlendSrc = null;
	var currentBlendDst = null;
	var currentBlendEquationAlpha = null;
	var currentBlendSrcAlpha = null;
	var currentBlendDstAlpha = null;

	var currentDepthFunc = null;
	var currentDepthWrite = null;

	var currentColorWrite = null;

	var currentFlipSided = null;

	var currentLineWidth = null;

	var currentPolygonOffsetFactor = null;
	var currentPolygonOffsetUnits = null;

	var maxTextures = gl.getParameter( gl.MAX_TEXTURE_IMAGE_UNITS );

	var currentTextureSlot = undefined;
	var currentBoundTextures = {};

	this.init = function () {

		gl.clearColor( 0, 0, 0, 1 );
		gl.clearDepth( 1 );
		gl.clearStencil( 0 );

		this.enable( gl.DEPTH_TEST );
		gl.depthFunc( gl.LEQUAL );

		gl.frontFace( gl.CCW );
		gl.cullFace( gl.BACK );
		this.enable( gl.CULL_FACE );

		this.enable( gl.BLEND );
		gl.blendEquation( gl.FUNC_ADD );
		gl.blendFunc( gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA );

	};

	this.initAttributes = function () {

		for ( var i = 0, l = newAttributes.length; i < l; i ++ ) {

			newAttributes[ i ] = 0;

		}

	};

	this.enableAttribute = function ( attribute ) {

		newAttributes[ attribute ] = 1;

		if ( enabledAttributes[ attribute ] === 0 ) {

			gl.enableVertexAttribArray( attribute );
			enabledAttributes[ attribute ] = 1;

		}

		if ( attributeDivisors[ attribute ] !== 0 ) {

			var extension = extensions.get( 'ANGLE_instanced_arrays' );

			extension.vertexAttribDivisorANGLE( attribute, 0 );
			attributeDivisors[ attribute ] = 0;

		}

	};

	this.enableAttributeAndDivisor = function ( attribute, meshPerAttribute, extension ) {

		newAttributes[ attribute ] = 1;

		if ( enabledAttributes[ attribute ] === 0 ) {

			gl.enableVertexAttribArray( attribute );
			enabledAttributes[ attribute ] = 1;

		}

		if ( attributeDivisors[ attribute ] !== meshPerAttribute ) {

			extension.vertexAttribDivisorANGLE( attribute, meshPerAttribute );
			attributeDivisors[ attribute ] = meshPerAttribute;

		}

	};

	this.disableUnusedAttributes = function () {

		for ( var i = 0, l = enabledAttributes.length; i < l; i ++ ) {

			if ( enabledAttributes[ i ] !== newAttributes[ i ] ) {

				gl.disableVertexAttribArray( i );
				enabledAttributes[ i ] = 0;

			}

		}

	};

	this.enable = function ( id ) {

		if ( capabilities[ id ] !== true ) {

			gl.enable( id );
			capabilities[ id ] = true;

		}

	};

	this.disable = function ( id ) {

		if ( capabilities[ id ] !== false ) {

			gl.disable( id );
			capabilities[ id ] = false;

		}

	};

	this.getCompressedTextureFormats = function () {

		if ( compressedTextureFormats === null ) {

			compressedTextureFormats = [];

			if ( extensions.get( 'WEBGL_compressed_texture_pvrtc' ) ||
			     extensions.get( 'WEBGL_compressed_texture_s3tc' ) ) {

				var formats = gl.getParameter( gl.COMPRESSED_TEXTURE_FORMATS );

				for ( var i = 0; i < formats.length; i ++ ) {

					compressedTextureFormats.push( formats[ i ] );

				}

			}

		}

		return compressedTextureFormats;

	};

	this.setBlending = function ( blending, blendEquation, blendSrc, blendDst, blendEquationAlpha, blendSrcAlpha, blendDstAlpha ) {

		if ( blending !== currentBlending ) {

			if ( blending === THREE.NoBlending ) {

				this.disable( gl.BLEND );

			} else if ( blending === THREE.AdditiveBlending ) {

				this.enable( gl.BLEND );
				gl.blendEquation( gl.FUNC_ADD );
				gl.blendFunc( gl.SRC_ALPHA, gl.ONE );

			} else if ( blending === THREE.SubtractiveBlending ) {

				// TODO: Find blendFuncSeparate() combination

				this.enable( gl.BLEND );
				gl.blendEquation( gl.FUNC_ADD );
				gl.blendFunc( gl.ZERO, gl.ONE_MINUS_SRC_COLOR );

			} else if ( blending === THREE.MultiplyBlending ) {

				// TODO: Find blendFuncSeparate() combination

				this.enable( gl.BLEND );
				gl.blendEquation( gl.FUNC_ADD );
				gl.blendFunc( gl.ZERO, gl.SRC_COLOR );

			} else if ( blending === THREE.CustomBlending ) {

				this.enable( gl.BLEND );

			} else {

				this.enable( gl.BLEND );
				gl.blendEquationSeparate( gl.FUNC_ADD, gl.FUNC_ADD );
				gl.blendFuncSeparate( gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA, gl.ONE, gl.ONE_MINUS_SRC_ALPHA );

			}

			currentBlending = blending;

		}

		if ( blending === THREE.CustomBlending ) {

			blendEquationAlpha = blendEquationAlpha || blendEquation;
			blendSrcAlpha = blendSrcAlpha || blendSrc;
			blendDstAlpha = blendDstAlpha || blendDst;

			if ( blendEquation !== currentBlendEquation || blendEquationAlpha !== currentBlendEquationAlpha ) {

				gl.blendEquationSeparate( paramThreeToGL( blendEquation ), paramThreeToGL( blendEquationAlpha ) );

				currentBlendEquation = blendEquation;
				currentBlendEquationAlpha = blendEquationAlpha;

			}

			if ( blendSrc !== currentBlendSrc || blendDst !== currentBlendDst || blendSrcAlpha !== currentBlendSrcAlpha || blendDstAlpha !== currentBlendDstAlpha ) {

				gl.blendFuncSeparate( paramThreeToGL( blendSrc ), paramThreeToGL( blendDst ), paramThreeToGL( blendSrcAlpha ), paramThreeToGL( blendDstAlpha ) );

				currentBlendSrc = blendSrc;
				currentBlendDst = blendDst;
				currentBlendSrcAlpha = blendSrcAlpha;
				currentBlendDstAlpha = blendDstAlpha;

			}

		} else {

			currentBlendEquation = null;
			currentBlendSrc = null;
			currentBlendDst = null;
			currentBlendEquationAlpha = null;
			currentBlendSrcAlpha = null;
			currentBlendDstAlpha = null;

		}

	};

	this.setDepthFunc = function ( depthFunc ) {

		if ( currentDepthFunc !== depthFunc ) {

			if ( depthFunc ) {

				switch ( depthFunc ) {

					case THREE.NeverDepth:

						gl.depthFunc( gl.NEVER );
						break;

					case THREE.AlwaysDepth:

						gl.depthFunc( gl.ALWAYS );
						break;

					case THREE.LessDepth:

						gl.depthFunc( gl.LESS );
						break;

					case THREE.LessEqualDepth:

						gl.depthFunc( gl.LEQUAL );
						break;

					case THREE.EqualDepth:

						gl.depthFunc( gl.EQUAL );
						break;

					case THREE.GreaterEqualDepth:

						gl.depthFunc( gl.GEQUAL );
						break;

					case THREE.GreaterDepth:

						gl.depthFunc( gl.GREATER );
						break;

					case THREE.NotEqualDepth:

						gl.depthFunc( gl.NOTEQUAL );
						break;

					default:

						gl.depthFunc( gl.LEQUAL );

				}

			} else {

				gl.depthFunc( gl.LEQUAL );

			}

			currentDepthFunc = depthFunc;

		}

	};

	this.setDepthTest = function ( depthTest ) {

		if ( depthTest ) {

			this.enable( gl.DEPTH_TEST );

		} else {

			this.disable( gl.DEPTH_TEST );

		}

	};

	this.setDepthWrite = function ( depthWrite ) {

		if ( currentDepthWrite !== depthWrite ) {

			gl.depthMask( depthWrite );
			currentDepthWrite = depthWrite;

		}

	};

	this.setColorWrite = function ( colorWrite ) {

		if ( currentColorWrite !== colorWrite ) {

			gl.colorMask( colorWrite, colorWrite, colorWrite, colorWrite );
			currentColorWrite = colorWrite;

		}

	};

	this.setFlipSided = function ( flipSided ) {

		if ( currentFlipSided !== flipSided ) {

			if ( flipSided ) {

				gl.frontFace( gl.CW );

			} else {

				gl.frontFace( gl.CCW );

			}

			currentFlipSided = flipSided;

		}

	};

	this.setLineWidth = function ( width ) {

		if ( width !== currentLineWidth ) {

			gl.lineWidth( width );

			currentLineWidth = width;

		}

	};

	this.setPolygonOffset = function ( polygonOffset, factor, units ) {

		if ( polygonOffset ) {

			this.enable( gl.POLYGON_OFFSET_FILL );

		} else {

			this.disable( gl.POLYGON_OFFSET_FILL );

		}

		if ( polygonOffset && ( currentPolygonOffsetFactor !== factor || currentPolygonOffsetUnits !== units ) ) {

			gl.polygonOffset( factor, units );

			currentPolygonOffsetFactor = factor;
			currentPolygonOffsetUnits = units;

		}

	};

	this.setScissorTest = function ( scissorTest ) {

		if ( scissorTest ) {

			this.enable( gl.SCISSOR_TEST );

		} else {

			this.disable( gl.SCISSOR_TEST );

		}

	};

	// texture

	this.activeTexture = function ( webglSlot ) {

		if ( webglSlot === undefined ) webglSlot = gl.TEXTURE0 + maxTextures - 1;

		if ( currentTextureSlot !== webglSlot ) {

			gl.activeTexture( webglSlot );
			currentTextureSlot = webglSlot;

		}

	}

	this.bindTexture = function ( webglType, webglTexture ) {

		if ( currentTextureSlot === undefined ) {

			_this.activeTexture();

		}

		var boundTexture = currentBoundTextures[ currentTextureSlot ];

		if ( boundTexture === undefined ) {

			boundTexture = { type: undefined, texture: undefined };
			currentBoundTextures[ currentTextureSlot ] = boundTexture;

		}

		if ( boundTexture.type !== webglType || boundTexture.texture !== webglTexture ) {

			gl.bindTexture( webglType, webglTexture );

			boundTexture.type = webglType;
			boundTexture.texture = webglTexture;

		}

	};

	this.compressedTexImage2D = function () {

		try {

			gl.compressedTexImage2D.apply( gl, arguments );

		} catch ( error ) {

			console.error( error );

		}

	};

	this.texImage2D = function () {

		try {

			gl.texImage2D.apply( gl, arguments );

		} catch ( error ) {

			console.error( error );

		}

	};

	//

	this.reset = function () {

		for ( var i = 0; i < enabledAttributes.length; i ++ ) {

			if ( enabledAttributes[ i ] === 1 ) {

				gl.disableVertexAttribArray( i );
				enabledAttributes[ i ] = 0;

			}

		}

		capabilities = {};

		compressedTextureFormats = null;

		currentBlending = null;

		currentDepthWrite = null;
		currentColorWrite = null;

		currentFlipSided = null;

	};

};

// File:src/renderers/webgl/plugins/LensFlarePlugin.js

/**
 * @author mikael emtinger / http://gomo.se/
 * @author alteredq / http://alteredqualia.com/
 */

THREE.LensFlarePlugin = function ( renderer, flares ) {

	var gl = renderer.context;
	var state = renderer.state;

	var vertexBuffer, elementBuffer;
	var program, attributes, uniforms;
	var hasVertexTexture;

	var tempTexture, occlusionTexture;

	function init() {

		var vertices = new Float32Array( [
			- 1, - 1,  0, 0,
			 1, - 1,  1, 0,
			 1,  1,  1, 1,
			- 1,  1,  0, 1
		] );

		var faces = new Uint16Array( [
			0, 1, 2,
			0, 2, 3
		] );

		// buffers

		vertexBuffer     = gl.createBuffer();
		elementBuffer    = gl.createBuffer();

		gl.bindBuffer( gl.ARRAY_BUFFER, vertexBuffer );
		gl.bufferData( gl.ARRAY_BUFFER, vertices, gl.STATIC_DRAW );

		gl.bindBuffer( gl.ELEMENT_ARRAY_BUFFER, elementBuffer );
		gl.bufferData( gl.ELEMENT_ARRAY_BUFFER, faces, gl.STATIC_DRAW );

		// textures

		tempTexture      = gl.createTexture();
		occlusionTexture = gl.createTexture();

		state.bindTexture( gl.TEXTURE_2D, tempTexture );
		gl.texImage2D( gl.TEXTURE_2D, 0, gl.RGB, 16, 16, 0, gl.RGB, gl.UNSIGNED_BYTE, null );
		gl.texParameteri( gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE );
		gl.texParameteri( gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE );
		gl.texParameteri( gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST );
		gl.texParameteri( gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST );

		state.bindTexture( gl.TEXTURE_2D, occlusionTexture );
		gl.texImage2D( gl.TEXTURE_2D, 0, gl.RGBA, 16, 16, 0, gl.RGBA, gl.UNSIGNED_BYTE, null );
		gl.texParameteri( gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE );
		gl.texParameteri( gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE );
		gl.texParameteri( gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST );
		gl.texParameteri( gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST );

		hasVertexTexture = gl.getParameter( gl.MAX_VERTEX_TEXTURE_IMAGE_UNITS ) > 0;

		var shader;

		if ( hasVertexTexture ) {

			shader = {

				vertexShader: [

					"uniform lowp int renderType;",

					"uniform vec3 screenPosition;",
					"uniform vec2 scale;",
					"uniform float rotation;",

					"uniform sampler2D occlusionMap;",

					"attribute vec2 position;",
					"attribute vec2 uv;",

					"varying vec2 vUV;",
					"varying float vVisibility;",

					"void main() {",

						"vUV = uv;",

						"vec2 pos = position;",

						"if ( renderType == 2 ) {",

							"vec4 visibility = texture2D( occlusionMap, vec2( 0.1, 0.1 ) );",
							"visibility += texture2D( occlusionMap, vec2( 0.5, 0.1 ) );",
							"visibility += texture2D( occlusionMap, vec2( 0.9, 0.1 ) );",
							"visibility += texture2D( occlusionMap, vec2( 0.9, 0.5 ) );",
							"visibility += texture2D( occlusionMap, vec2( 0.9, 0.9 ) );",
							"visibility += texture2D( occlusionMap, vec2( 0.5, 0.9 ) );",
							"visibility += texture2D( occlusionMap, vec2( 0.1, 0.9 ) );",
							"visibility += texture2D( occlusionMap, vec2( 0.1, 0.5 ) );",
							"visibility += texture2D( occlusionMap, vec2( 0.5, 0.5 ) );",

							"vVisibility =        visibility.r / 9.0;",
							"vVisibility *= 1.0 - visibility.g / 9.0;",
							"vVisibility *=       visibility.b / 9.0;",
							"vVisibility *= 1.0 - visibility.a / 9.0;",

							"pos.x = cos( rotation ) * position.x - sin( rotation ) * position.y;",
							"pos.y = sin( rotation ) * position.x + cos( rotation ) * position.y;",

						"}",

						"gl_Position = vec4( ( pos * scale + screenPosition.xy ).xy, screenPosition.z, 1.0 );",

					"}"

				].join( "\n" ),

				fragmentShader: [

					"uniform lowp int renderType;",

					"uniform sampler2D map;",
					"uniform float opacity;",
					"uniform vec3 color;",

					"varying vec2 vUV;",
					"varying float vVisibility;",

					"void main() {",

						// pink square

						"if ( renderType == 0 ) {",

							"gl_FragColor = vec4( 1.0, 0.0, 1.0, 0.0 );",

						// restore

						"} else if ( renderType == 1 ) {",

							"gl_FragColor = texture2D( map, vUV );",

						// flare

						"} else {",

							"vec4 texture = texture2D( map, vUV );",
							"texture.a *= opacity * vVisibility;",
							"gl_FragColor = texture;",
							"gl_FragColor.rgb *= color;",

						"}",

					"}"

				].join( "\n" )

			};

		} else {

			shader = {

				vertexShader: [

					"uniform lowp int renderType;",

					"uniform vec3 screenPosition;",
					"uniform vec2 scale;",
					"uniform float rotation;",

					"attribute vec2 position;",
					"attribute vec2 uv;",

					"varying vec2 vUV;",

					"void main() {",

						"vUV = uv;",

						"vec2 pos = position;",

						"if ( renderType == 2 ) {",

							"pos.x = cos( rotation ) * position.x - sin( rotation ) * position.y;",
							"pos.y = sin( rotation ) * position.x + cos( rotation ) * position.y;",

						"}",

						"gl_Position = vec4( ( pos * scale + screenPosition.xy ).xy, screenPosition.z, 1.0 );",

					"}"

				].join( "\n" ),

				fragmentShader: [

					"precision mediump float;",

					"uniform lowp int renderType;",

					"uniform sampler2D map;",
					"uniform sampler2D occlusionMap;",
					"uniform float opacity;",
					"uniform vec3 color;",

					"varying vec2 vUV;",

					"void main() {",

						// pink square

						"if ( renderType == 0 ) {",

							"gl_FragColor = vec4( texture2D( map, vUV ).rgb, 0.0 );",

						// restore

						"} else if ( renderType == 1 ) {",

							"gl_FragColor = texture2D( map, vUV );",

						// flare

						"} else {",

							"float visibility = texture2D( occlusionMap, vec2( 0.5, 0.1 ) ).a;",
							"visibility += texture2D( occlusionMap, vec2( 0.9, 0.5 ) ).a;",
							"visibility += texture2D( occlusionMap, vec2( 0.5, 0.9 ) ).a;",
							"visibility += texture2D( occlusionMap, vec2( 0.1, 0.5 ) ).a;",
							"visibility = ( 1.0 - visibility / 4.0 );",

							"vec4 texture = texture2D( map, vUV );",
							"texture.a *= opacity * visibility;",
							"gl_FragColor = texture;",
							"gl_FragColor.rgb *= color;",

						"}",

					"}"

				].join( "\n" )

			};

		}

		program = createProgram( shader );

		attributes = {
			vertex: gl.getAttribLocation ( program, "position" ),
			uv:     gl.getAttribLocation ( program, "uv" )
		};

		uniforms = {
			renderType:     gl.getUniformLocation( program, "renderType" ),
			map:            gl.getUniformLocation( program, "map" ),
			occlusionMap:   gl.getUniformLocation( program, "occlusionMap" ),
			opacity:        gl.getUniformLocation( program, "opacity" ),
			color:          gl.getUniformLocation( program, "color" ),
			scale:          gl.getUniformLocation( program, "scale" ),
			rotation:       gl.getUniformLocation( program, "rotation" ),
			screenPosition: gl.getUniformLocation( program, "screenPosition" )
		};

	}

	/*
	 * Render lens flares
	 * Method: renders 16x16 0xff00ff-colored points scattered over the light source area,
	 *         reads these back and calculates occlusion.
	 */

	this.render = function ( scene, camera, viewportWidth, viewportHeight ) {

		if ( flares.length === 0 ) return;

		var tempPosition = new THREE.Vector3();

		var invAspect = viewportHeight / viewportWidth,
			halfViewportWidth = viewportWidth * 0.5,
			halfViewportHeight = viewportHeight * 0.5;

		var size = 16 / viewportHeight,
			scale = new THREE.Vector2( size * invAspect, size );

		var screenPosition = new THREE.Vector3( 1, 1, 0 ),
			screenPositionPixels = new THREE.Vector2( 1, 1 );

		if ( program === undefined ) {

			init();

		}

		gl.useProgram( program );

		state.initAttributes();
		state.enableAttribute( attributes.vertex );
		state.enableAttribute( attributes.uv );
		state.disableUnusedAttributes();

		// loop through all lens flares to update their occlusion and positions
		// setup gl and common used attribs/uniforms

		gl.uniform1i( uniforms.occlusionMap, 0 );
		gl.uniform1i( uniforms.map, 1 );

		gl.bindBuffer( gl.ARRAY_BUFFER, vertexBuffer );
		gl.vertexAttribPointer( attributes.vertex, 2, gl.FLOAT, false, 2 * 8, 0 );
		gl.vertexAttribPointer( attributes.uv, 2, gl.FLOAT, false, 2 * 8, 8 );

		gl.bindBuffer( gl.ELEMENT_ARRAY_BUFFER, elementBuffer );

		state.disable( gl.CULL_FACE );
		gl.depthMask( false );

		for ( var i = 0, l = flares.length; i < l; i ++ ) {

			size = 16 / viewportHeight;
			scale.set( size * invAspect, size );

			// calc object screen position

			var flare = flares[ i ];

			tempPosition.set( flare.matrixWorld.elements[ 12 ], flare.matrixWorld.elements[ 13 ], flare.matrixWorld.elements[ 14 ] );

			tempPosition.applyMatrix4( camera.matrixWorldInverse );
			tempPosition.applyProjection( camera.projectionMatrix );

			// setup arrays for gl programs

			screenPosition.copy( tempPosition );

			screenPositionPixels.x = screenPosition.x * halfViewportWidth + halfViewportWidth;
			screenPositionPixels.y = screenPosition.y * halfViewportHeight + halfViewportHeight;

			// screen cull

			if ( hasVertexTexture || (
				screenPositionPixels.x > 0 &&
				screenPositionPixels.x < viewportWidth &&
				screenPositionPixels.y > 0 &&
				screenPositionPixels.y < viewportHeight ) ) {

				// save current RGB to temp texture

				state.activeTexture( gl.TEXTURE0 );
				state.bindTexture( gl.TEXTURE_2D, null );
				state.activeTexture( gl.TEXTURE1 );
				state.bindTexture( gl.TEXTURE_2D, tempTexture );
				gl.copyTexImage2D( gl.TEXTURE_2D, 0, gl.RGB, screenPositionPixels.x - 8, screenPositionPixels.y - 8, 16, 16, 0 );


				// render pink quad

				gl.uniform1i( uniforms.renderType, 0 );
				gl.uniform2f( uniforms.scale, scale.x, scale.y );
				gl.uniform3f( uniforms.screenPosition, screenPosition.x, screenPosition.y, screenPosition.z );

				state.disable( gl.BLEND );
				state.enable( gl.DEPTH_TEST );

				gl.drawElements( gl.TRIANGLES, 6, gl.UNSIGNED_SHORT, 0 );


				// copy result to occlusionMap

				state.activeTexture( gl.TEXTURE0 );
				state.bindTexture( gl.TEXTURE_2D, occlusionTexture );
				gl.copyTexImage2D( gl.TEXTURE_2D, 0, gl.RGBA, screenPositionPixels.x - 8, screenPositionPixels.y - 8, 16, 16, 0 );


				// restore graphics

				gl.uniform1i( uniforms.renderType, 1 );
				state.disable( gl.DEPTH_TEST );

				state.activeTexture( gl.TEXTURE1 );
				state.bindTexture( gl.TEXTURE_2D, tempTexture );
				gl.drawElements( gl.TRIANGLES, 6, gl.UNSIGNED_SHORT, 0 );


				// update object positions

				flare.positionScreen.copy( screenPosition );

				if ( flare.customUpdateCallback ) {

					flare.customUpdateCallback( flare );

				} else {

					flare.updateLensFlares();

				}

				// render flares

				gl.uniform1i( uniforms.renderType, 2 );
				state.enable( gl.BLEND );

				for ( var j = 0, jl = flare.lensFlares.length; j < jl; j ++ ) {

					var sprite = flare.lensFlares[ j ];

					if ( sprite.opacity > 0.001 && sprite.scale > 0.001 ) {

						screenPosition.x = sprite.x;
						screenPosition.y = sprite.y;
						screenPosition.z = sprite.z;

						size = sprite.size * sprite.scale / viewportHeight;

						scale.x = size * invAspect;
						scale.y = size;

						gl.uniform3f( uniforms.screenPosition, screenPosition.x, screenPosition.y, screenPosition.z );
						gl.uniform2f( uniforms.scale, scale.x, scale.y );
						gl.uniform1f( uniforms.rotation, sprite.rotation );

						gl.uniform1f( uniforms.opacity, sprite.opacity );
						gl.uniform3f( uniforms.color, sprite.color.r, sprite.color.g, sprite.color.b );

						state.setBlending( sprite.blending, sprite.blendEquation, sprite.blendSrc, sprite.blendDst );
						renderer.setTexture( sprite.texture, 1 );

						gl.drawElements( gl.TRIANGLES, 6, gl.UNSIGNED_SHORT, 0 );

					}

				}

			}

		}

		// restore gl

		state.enable( gl.CULL_FACE );
		state.enable( gl.DEPTH_TEST );
		gl.depthMask( true );

		renderer.resetGLState();

	};

	function createProgram ( shader ) {

		var program = gl.createProgram();

		var fragmentShader = gl.createShader( gl.FRAGMENT_SHADER );
		var vertexShader = gl.createShader( gl.VERTEX_SHADER );

		var prefix = "precision " + renderer.getPrecision() + " float;\n";

		gl.shaderSource( fragmentShader, prefix + shader.fragmentShader );
		gl.shaderSource( vertexShader, prefix + shader.vertexShader );

		gl.compileShader( fragmentShader );
		gl.compileShader( vertexShader );

		gl.attachShader( program, fragmentShader );
		gl.attachShader( program, vertexShader );

		gl.linkProgram( program );

		return program;

	}

};

// File:src/renderers/webgl/plugins/SpritePlugin.js

/**
 * @author mikael emtinger / http://gomo.se/
 * @author alteredq / http://alteredqualia.com/
 */

THREE.SpritePlugin = function ( renderer, sprites ) {

	var gl = renderer.context;
	var state = renderer.state;

	var vertexBuffer, elementBuffer;
	var program, attributes, uniforms;

	var texture;

	// decompose matrixWorld

	var spritePosition = new THREE.Vector3();
	var spriteRotation = new THREE.Quaternion();
	var spriteScale = new THREE.Vector3();

	function init() {

		var vertices = new Float32Array( [
			- 0.5, - 0.5,  0, 0,
			  0.5, - 0.5,  1, 0,
			  0.5,   0.5,  1, 1,
			- 0.5,   0.5,  0, 1
		] );

		var faces = new Uint16Array( [
			0, 1, 2,
			0, 2, 3
		] );

		vertexBuffer  = gl.createBuffer();
		elementBuffer = gl.createBuffer();

		gl.bindBuffer( gl.ARRAY_BUFFER, vertexBuffer );
		gl.bufferData( gl.ARRAY_BUFFER, vertices, gl.STATIC_DRAW );

		gl.bindBuffer( gl.ELEMENT_ARRAY_BUFFER, elementBuffer );
		gl.bufferData( gl.ELEMENT_ARRAY_BUFFER, faces, gl.STATIC_DRAW );

		program = createProgram();

		attributes = {
			position:			gl.getAttribLocation ( program, 'position' ),
			uv:					gl.getAttribLocation ( program, 'uv' )
		};

		uniforms = {
			uvOffset:			gl.getUniformLocation( program, 'uvOffset' ),
			uvScale:			gl.getUniformLocation( program, 'uvScale' ),

			rotation:			gl.getUniformLocation( program, 'rotation' ),
			scale:				gl.getUniformLocation( program, 'scale' ),

			color:				gl.getUniformLocation( program, 'color' ),
			map:				gl.getUniformLocation( program, 'map' ),
			opacity:			gl.getUniformLocation( program, 'opacity' ),

			modelViewMatrix: 	gl.getUniformLocation( program, 'modelViewMatrix' ),
			projectionMatrix:	gl.getUniformLocation( program, 'projectionMatrix' ),

			fogType:			gl.getUniformLocation( program, 'fogType' ),
			fogDensity:			gl.getUniformLocation( program, 'fogDensity' ),
			fogNear:			gl.getUniformLocation( program, 'fogNear' ),
			fogFar:				gl.getUniformLocation( program, 'fogFar' ),
			fogColor:			gl.getUniformLocation( program, 'fogColor' ),

			alphaTest:			gl.getUniformLocation( program, 'alphaTest' )
		};

		var canvas = document.createElement( 'canvas' );
		canvas.width = 8;
		canvas.height = 8;

		var context = canvas.getContext( '2d' );
		context.fillStyle = 'white';
		context.fillRect( 0, 0, 8, 8 );

		texture = new THREE.Texture( canvas );
		texture.needsUpdate = true;

	}

	this.render = function ( scene, camera ) {

		if ( sprites.length === 0 ) return;

		// setup gl

		if ( program === undefined ) {

			init();

		}

		gl.useProgram( program );

		state.initAttributes();
		state.enableAttribute( attributes.position );
		state.enableAttribute( attributes.uv );
		state.disableUnusedAttributes();

		state.disable( gl.CULL_FACE );
		state.enable( gl.BLEND );

		gl.bindBuffer( gl.ARRAY_BUFFER, vertexBuffer );
		gl.vertexAttribPointer( attributes.position, 2, gl.FLOAT, false, 2 * 8, 0 );
		gl.vertexAttribPointer( attributes.uv, 2, gl.FLOAT, false, 2 * 8, 8 );

		gl.bindBuffer( gl.ELEMENT_ARRAY_BUFFER, elementBuffer );

		gl.uniformMatrix4fv( uniforms.projectionMatrix, false, camera.projectionMatrix.elements );

		state.activeTexture( gl.TEXTURE0 );
		gl.uniform1i( uniforms.map, 0 );

		var oldFogType = 0;
		var sceneFogType = 0;
		var fog = scene.fog;

		if ( fog ) {

			gl.uniform3f( uniforms.fogColor, fog.color.r, fog.color.g, fog.color.b );

			if ( fog instanceof THREE.Fog ) {

				gl.uniform1f( uniforms.fogNear, fog.near );
				gl.uniform1f( uniforms.fogFar, fog.far );

				gl.uniform1i( uniforms.fogType, 1 );
				oldFogType = 1;
				sceneFogType = 1;

			} else if ( fog instanceof THREE.FogExp2 ) {

				gl.uniform1f( uniforms.fogDensity, fog.density );

				gl.uniform1i( uniforms.fogType, 2 );
				oldFogType = 2;
				sceneFogType = 2;

			}

		} else {

			gl.uniform1i( uniforms.fogType, 0 );
			oldFogType = 0;
			sceneFogType = 0;

		}


		// update positions and sort

		for ( var i = 0, l = sprites.length; i < l; i ++ ) {

			var sprite = sprites[ i ];

			sprite.modelViewMatrix.multiplyMatrices( camera.matrixWorldInverse, sprite.matrixWorld );
			sprite.z = - sprite.modelViewMatrix.elements[ 14 ];

		}

		sprites.sort( painterSortStable );

		// render all sprites

		var scale = [];

		for ( var i = 0, l = sprites.length; i < l; i ++ ) {

			var sprite = sprites[ i ];
			var material = sprite.material;

			gl.uniform1f( uniforms.alphaTest, material.alphaTest );
			gl.uniformMatrix4fv( uniforms.modelViewMatrix, false, sprite.modelViewMatrix.elements );

			sprite.matrixWorld.decompose( spritePosition, spriteRotation, spriteScale );

			scale[ 0 ] = spriteScale.x;
			scale[ 1 ] = spriteScale.y;

			var fogType = 0;

			if ( scene.fog && material.fog ) {

				fogType = sceneFogType;

			}

			if ( oldFogType !== fogType ) {

				gl.uniform1i( uniforms.fogType, fogType );
				oldFogType = fogType;

			}

			if ( material.map !== null ) {

				gl.uniform2f( uniforms.uvOffset, material.map.offset.x, material.map.offset.y );
				gl.uniform2f( uniforms.uvScale, material.map.repeat.x, material.map.repeat.y );

			} else {

				gl.uniform2f( uniforms.uvOffset, 0, 0 );
				gl.uniform2f( uniforms.uvScale, 1, 1 );

			}

			gl.uniform1f( uniforms.opacity, material.opacity );
			gl.uniform3f( uniforms.color, material.color.r, material.color.g, material.color.b );

			gl.uniform1f( uniforms.rotation, material.rotation );
			gl.uniform2fv( uniforms.scale, scale );

			state.setBlending( material.blending, material.blendEquation, material.blendSrc, material.blendDst );
			state.setDepthTest( material.depthTest );
			state.setDepthWrite( material.depthWrite );

			if ( material.map && material.map.image && material.map.image.width ) {

				renderer.setTexture( material.map, 0 );

			} else {

				renderer.setTexture( texture, 0 );

			}

			gl.drawElements( gl.TRIANGLES, 6, gl.UNSIGNED_SHORT, 0 );

		}

		// restore gl

		state.enable( gl.CULL_FACE );

		renderer.resetGLState();

	};

	function createProgram () {

		var program = gl.createProgram();

		var vertexShader = gl.createShader( gl.VERTEX_SHADER );
		var fragmentShader = gl.createShader( gl.FRAGMENT_SHADER );

		gl.shaderSource( vertexShader, [

			'precision ' + renderer.getPrecision() + ' float;',

			'uniform mat4 modelViewMatrix;',
			'uniform mat4 projectionMatrix;',
			'uniform float rotation;',
			'uniform vec2 scale;',
			'uniform vec2 uvOffset;',
			'uniform vec2 uvScale;',

			'attribute vec2 position;',
			'attribute vec2 uv;',

			'varying vec2 vUV;',

			'void main() {',

				'vUV = uvOffset + uv * uvScale;',

				'vec2 alignedPosition = position * scale;',

				'vec2 rotatedPosition;',
				'rotatedPosition.x = cos( rotation ) * alignedPosition.x - sin( rotation ) * alignedPosition.y;',
				'rotatedPosition.y = sin( rotation ) * alignedPosition.x + cos( rotation ) * alignedPosition.y;',

				'vec4 finalPosition;',

				'finalPosition = modelViewMatrix * vec4( 0.0, 0.0, 0.0, 1.0 );',
				'finalPosition.xy += rotatedPosition;',
				'finalPosition = projectionMatrix * finalPosition;',

				'gl_Position = finalPosition;',

			'}'

		].join( '\n' ) );

		gl.shaderSource( fragmentShader, [

			'precision ' + renderer.getPrecision() + ' float;',

			'uniform vec3 color;',
			'uniform sampler2D map;',
			'uniform float opacity;',

			'uniform int fogType;',
			'uniform vec3 fogColor;',
			'uniform float fogDensity;',
			'uniform float fogNear;',
			'uniform float fogFar;',
			'uniform float alphaTest;',

			'varying vec2 vUV;',

			'void main() {',

				'vec4 texture = texture2D( map, vUV );',

				'if ( texture.a < alphaTest ) discard;',

				'gl_FragColor = vec4( color * texture.xyz, texture.a * opacity );',

				'if ( fogType > 0 ) {',

					'float depth = gl_FragCoord.z / gl_FragCoord.w;',
					'float fogFactor = 0.0;',

					'if ( fogType == 1 ) {',

						'fogFactor = smoothstep( fogNear, fogFar, depth );',

					'} else {',

						'const float LOG2 = 1.442695;',
						'fogFactor = exp2( - fogDensity * fogDensity * depth * depth * LOG2 );',
						'fogFactor = 1.0 - clamp( fogFactor, 0.0, 1.0 );',

					'}',

					'gl_FragColor = mix( gl_FragColor, vec4( fogColor, gl_FragColor.w ), fogFactor );',

				'}',

			'}'

		].join( '\n' ) );

		gl.compileShader( vertexShader );
		gl.compileShader( fragmentShader );

		gl.attachShader( program, vertexShader );
		gl.attachShader( program, fragmentShader );

		gl.linkProgram( program );

		return program;

	}

	function painterSortStable ( a, b ) {

		if ( a.z !== b.z ) {

			return b.z - a.z;

		} else {

			return b.id - a.id;

		}

	}

};

// File:src/extras/CurveUtils.js

/**
 * @author zz85 / http://www.lab4games.net/zz85/blog
 */

THREE.CurveUtils = {

	tangentQuadraticBezier: function ( t, p0, p1, p2 ) {

		return 2 * ( 1 - t ) * ( p1 - p0 ) + 2 * t * ( p2 - p1 );

	},

	// Puay Bing, thanks for helping with this derivative!

	tangentCubicBezier: function ( t, p0, p1, p2, p3 ) {

		return - 3 * p0 * ( 1 - t ) * ( 1 - t )  +
			3 * p1 * ( 1 - t ) * ( 1 - t ) - 6 * t * p1 * ( 1 - t ) +
			6 * t *  p2 * ( 1 - t ) - 3 * t * t * p2 +
			3 * t * t * p3;

	},

	tangentSpline: function ( t, p0, p1, p2, p3 ) {

		// To check if my formulas are correct

		var h00 = 6 * t * t - 6 * t; 	// derived from 2t^3 − 3t^2 + 1
		var h10 = 3 * t * t - 4 * t + 1; // t^3 − 2t^2 + t
		var h01 = - 6 * t * t + 6 * t; 	// − 2t3 + 3t2
		var h11 = 3 * t * t - 2 * t;	// t3 − t2

		return h00 + h10 + h01 + h11;

	},

	// Catmull-Rom

	interpolate: function( p0, p1, p2, p3, t ) {

		var v0 = ( p2 - p0 ) * 0.5;
		var v1 = ( p3 - p1 ) * 0.5;
		var t2 = t * t;
		var t3 = t * t2;
		return ( 2 * p1 - 2 * p2 + v0 + v1 ) * t3 + ( - 3 * p1 + 3 * p2 - 2 * v0 - v1 ) * t2 + v0 * t + p1;

	}

};

// File:src/extras/GeometryUtils.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.GeometryUtils = {

	merge: function ( geometry1, geometry2, materialIndexOffset ) {

		console.warn( 'THREE.GeometryUtils: .merge() has been moved to Geometry. Use geometry.merge( geometry2, matrix, materialIndexOffset ) instead.' );

		var matrix;

		if ( geometry2 instanceof THREE.Mesh ) {

			geometry2.matrixAutoUpdate && geometry2.updateMatrix();

			matrix = geometry2.matrix;
			geometry2 = geometry2.geometry;

		}

		geometry1.merge( geometry2, matrix, materialIndexOffset );

	},

	center: function ( geometry ) {

		console.warn( 'THREE.GeometryUtils: .center() has been moved to Geometry. Use geometry.center() instead.' );
		return geometry.center();

	}

};

// File:src/extras/ImageUtils.js

/**
 * @author alteredq / http://alteredqualia.com/
 * @author mrdoob / http://mrdoob.com/
 * @author Daosheng Mu / https://github.com/DaoshengMu/
 */

THREE.ImageUtils = {

	crossOrigin: undefined,

	loadTexture: function ( url, mapping, onLoad, onError ) {

		console.warn( 'THREE.ImageUtils.loadTexture is being deprecated. Use THREE.TextureLoader() instead.' );

		var loader = new THREE.TextureLoader();
		loader.setCrossOrigin( this.crossOrigin );

		var texture = loader.load( url, onLoad, undefined, onError );

		if ( mapping ) texture.mapping = mapping;

		return texture;

	},

	loadTextureCube: function ( urls, mapping, onLoad, onError ) {

		console.warn( 'THREE.ImageUtils.loadTextureCube is being deprecated. Use THREE.CubeTextureLoader() instead.' );

		var loader = new THREE.CubeTextureLoader();
		loader.setCrossOrigin( this.crossOrigin );

		var texture = loader.load( urls, onLoad, undefined, onError );

		if ( mapping ) texture.mapping = mapping;

		return texture;

	},

	loadCompressedTexture: function () {

		console.error( 'THREE.ImageUtils.loadCompressedTexture has been removed. Use THREE.DDSLoader instead.' )

	},

	loadCompressedTextureCube: function () {

		console.error( 'THREE.ImageUtils.loadCompressedTextureCube has been removed. Use THREE.DDSLoader instead.' )

	}

};

// File:src/extras/SceneUtils.js

/**
 * @author alteredq / http://alteredqualia.com/
 */

THREE.SceneUtils = {

	createMultiMaterialObject: function ( geometry, materials ) {

		var group = new THREE.Group();

		for ( var i = 0, l = materials.length; i < l; i ++ ) {

			group.add( new THREE.Mesh( geometry, materials[ i ] ) );

		}

		return group;

	},

	detach: function ( child, parent, scene ) {

		child.applyMatrix( parent.matrixWorld );
		parent.remove( child );
		scene.add( child );

	},

	attach: function ( child, scene, parent ) {

		var matrixWorldInverse = new THREE.Matrix4();
		matrixWorldInverse.getInverse( parent.matrixWorld );
		child.applyMatrix( matrixWorldInverse );

		scene.remove( child );
		parent.add( child );

	}

};

// File:src/extras/ShapeUtils.js

/**
 * @author zz85 / http://www.lab4games.net/zz85/blog
 */

THREE.ShapeUtils = {

	// calculate area of the contour polygon

	area: function ( contour ) {

		var n = contour.length;
		var a = 0.0;

		for ( var p = n - 1, q = 0; q < n; p = q ++ ) {

			a += contour[ p ].x * contour[ q ].y - contour[ q ].x * contour[ p ].y;

		}

		return a * 0.5;

	},

	triangulate: ( function () {

		/**
		 * This code is a quick port of code written in C++ which was submitted to
		 * flipcode.com by John W. Ratcliff  // July 22, 2000
		 * See original code and more information here:
		 * http://www.flipcode.com/archives/Efficient_Polygon_Triangulation.shtml
		 *
		 * ported to actionscript by Zevan Rosser
		 * www.actionsnippet.com
		 *
		 * ported to javascript by Joshua Koo
		 * http://www.lab4games.net/zz85/blog
		 *
		 */

		function snip( contour, u, v, w, n, verts ) {

			var p;
			var ax, ay, bx, by;
			var cx, cy, px, py;

			ax = contour[ verts[ u ] ].x;
			ay = contour[ verts[ u ] ].y;

			bx = contour[ verts[ v ] ].x;
			by = contour[ verts[ v ] ].y;

			cx = contour[ verts[ w ] ].x;
			cy = contour[ verts[ w ] ].y;

			if ( Number.EPSILON > ( ( ( bx - ax ) * ( cy - ay ) ) - ( ( by - ay ) * ( cx - ax ) ) ) ) return false;

			var aX, aY, bX, bY, cX, cY;
			var apx, apy, bpx, bpy, cpx, cpy;
			var cCROSSap, bCROSScp, aCROSSbp;

			aX = cx - bx;  aY = cy - by;
			bX = ax - cx;  bY = ay - cy;
			cX = bx - ax;  cY = by - ay;

			for ( p = 0; p < n; p ++ ) {

				px = contour[ verts[ p ] ].x;
				py = contour[ verts[ p ] ].y;

				if ( ( ( px === ax ) && ( py === ay ) ) ||
					 ( ( px === bx ) && ( py === by ) ) ||
					 ( ( px === cx ) && ( py === cy ) ) )	continue;

				apx = px - ax;  apy = py - ay;
				bpx = px - bx;  bpy = py - by;
				cpx = px - cx;  cpy = py - cy;

				// see if p is inside triangle abc

				aCROSSbp = aX * bpy - aY * bpx;
				cCROSSap = cX * apy - cY * apx;
				bCROSScp = bX * cpy - bY * cpx;

				if ( ( aCROSSbp >= - Number.EPSILON ) && ( bCROSScp >= - Number.EPSILON ) && ( cCROSSap >= - Number.EPSILON ) ) return false;

			}

			return true;

		}

		// takes in an contour array and returns

		return function ( contour, indices ) {

			var n = contour.length;

			if ( n < 3 ) return null;

			var result = [],
				verts = [],
				vertIndices = [];

			/* we want a counter-clockwise polygon in verts */

			var u, v, w;

			if ( THREE.ShapeUtils.area( contour ) > 0.0 ) {

				for ( v = 0; v < n; v ++ ) verts[ v ] = v;

			} else {

				for ( v = 0; v < n; v ++ ) verts[ v ] = ( n - 1 ) - v;

			}

			var nv = n;

			/*  remove nv - 2 vertices, creating 1 triangle every time */

			var count = 2 * nv;   /* error detection */

			for ( v = nv - 1; nv > 2; ) {

				/* if we loop, it is probably a non-simple polygon */

				if ( ( count -- ) <= 0 ) {

					//** Triangulate: ERROR - probable bad polygon!

					//throw ( "Warning, unable to triangulate polygon!" );
					//return null;
					// Sometimes warning is fine, especially polygons are triangulated in reverse.
					console.warn( 'THREE.ShapeUtils: Unable to triangulate polygon! in triangulate()' );

					if ( indices ) return vertIndices;
					return result;

				}

				/* three consecutive vertices in current polygon, <u,v,w> */

				u = v; 	 	if ( nv <= u ) u = 0;     /* previous */
				v = u + 1;  if ( nv <= v ) v = 0;     /* new v    */
				w = v + 1;  if ( nv <= w ) w = 0;     /* next     */

				if ( snip( contour, u, v, w, nv, verts ) ) {

					var a, b, c, s, t;

					/* true names of the vertices */

					a = verts[ u ];
					b = verts[ v ];
					c = verts[ w ];

					/* output Triangle */

					result.push( [ contour[ a ],
						contour[ b ],
						contour[ c ] ] );


					vertIndices.push( [ verts[ u ], verts[ v ], verts[ w ] ] );

					/* remove v from the remaining polygon */

					for ( s = v, t = v + 1; t < nv; s ++, t ++ ) {

						verts[ s ] = verts[ t ];

					}

					nv --;

					/* reset error detection counter */

					count = 2 * nv;

				}

			}

			if ( indices ) return vertIndices;
			return result;

		}

	} )(),

	triangulateShape: function ( contour, holes ) {

		function point_in_segment_2D_colin( inSegPt1, inSegPt2, inOtherPt ) {

			// inOtherPt needs to be collinear to the inSegment
			if ( inSegPt1.x !== inSegPt2.x ) {

				if ( inSegPt1.x < inSegPt2.x ) {

					return	( ( inSegPt1.x <= inOtherPt.x ) && ( inOtherPt.x <= inSegPt2.x ) );

				} else {

					return	( ( inSegPt2.x <= inOtherPt.x ) && ( inOtherPt.x <= inSegPt1.x ) );

				}

			} else {

				if ( inSegPt1.y < inSegPt2.y ) {

					return	( ( inSegPt1.y <= inOtherPt.y ) && ( inOtherPt.y <= inSegPt2.y ) );

				} else {

					return	( ( inSegPt2.y <= inOtherPt.y ) && ( inOtherPt.y <= inSegPt1.y ) );

				}

			}

		}

		function intersect_segments_2D( inSeg1Pt1, inSeg1Pt2, inSeg2Pt1, inSeg2Pt2, inExcludeAdjacentSegs ) {

			var seg1dx = inSeg1Pt2.x - inSeg1Pt1.x,   seg1dy = inSeg1Pt2.y - inSeg1Pt1.y;
			var seg2dx = inSeg2Pt2.x - inSeg2Pt1.x,   seg2dy = inSeg2Pt2.y - inSeg2Pt1.y;

			var seg1seg2dx = inSeg1Pt1.x - inSeg2Pt1.x;
			var seg1seg2dy = inSeg1Pt1.y - inSeg2Pt1.y;

			var limit		= seg1dy * seg2dx - seg1dx * seg2dy;
			var perpSeg1	= seg1dy * seg1seg2dx - seg1dx * seg1seg2dy;

			if ( Math.abs( limit ) > Number.EPSILON ) {

				// not parallel

				var perpSeg2;
				if ( limit > 0 ) {

					if ( ( perpSeg1 < 0 ) || ( perpSeg1 > limit ) ) 		return [];
					perpSeg2 = seg2dy * seg1seg2dx - seg2dx * seg1seg2dy;
					if ( ( perpSeg2 < 0 ) || ( perpSeg2 > limit ) ) 		return [];

				} else {

					if ( ( perpSeg1 > 0 ) || ( perpSeg1 < limit ) ) 		return [];
					perpSeg2 = seg2dy * seg1seg2dx - seg2dx * seg1seg2dy;
					if ( ( perpSeg2 > 0 ) || ( perpSeg2 < limit ) ) 		return [];

				}

				// i.e. to reduce rounding errors
				// intersection at endpoint of segment#1?
				if ( perpSeg2 === 0 ) {

					if ( ( inExcludeAdjacentSegs ) &&
						 ( ( perpSeg1 === 0 ) || ( perpSeg1 === limit ) ) )		return [];
					return [ inSeg1Pt1 ];

				}
				if ( perpSeg2 === limit ) {

					if ( ( inExcludeAdjacentSegs ) &&
						 ( ( perpSeg1 === 0 ) || ( perpSeg1 === limit ) ) )		return [];
					return [ inSeg1Pt2 ];

				}
				// intersection at endpoint of segment#2?
				if ( perpSeg1 === 0 )		return [ inSeg2Pt1 ];
				if ( perpSeg1 === limit )	return [ inSeg2Pt2 ];

				// return real intersection point
				var factorSeg1 = perpSeg2 / limit;
				return	[ { x: inSeg1Pt1.x + factorSeg1 * seg1dx,
							y: inSeg1Pt1.y + factorSeg1 * seg1dy } ];

			} else {

				// parallel or collinear
				if ( ( perpSeg1 !== 0 ) ||
					 ( seg2dy * seg1seg2dx !== seg2dx * seg1seg2dy ) ) 			return [];

				// they are collinear or degenerate
				var seg1Pt = ( ( seg1dx === 0 ) && ( seg1dy === 0 ) );	// segment1 is just a point?
				var seg2Pt = ( ( seg2dx === 0 ) && ( seg2dy === 0 ) );	// segment2 is just a point?
				// both segments are points
				if ( seg1Pt && seg2Pt ) {

					if ( ( inSeg1Pt1.x !== inSeg2Pt1.x ) ||
						 ( inSeg1Pt1.y !== inSeg2Pt1.y ) )		return [];	// they are distinct  points
					return [ inSeg1Pt1 ];                 						// they are the same point

				}
				// segment#1  is a single point
				if ( seg1Pt ) {

					if ( ! point_in_segment_2D_colin( inSeg2Pt1, inSeg2Pt2, inSeg1Pt1 ) )		return [];		// but not in segment#2
					return [ inSeg1Pt1 ];

				}
				// segment#2  is a single point
				if ( seg2Pt ) {

					if ( ! point_in_segment_2D_colin( inSeg1Pt1, inSeg1Pt2, inSeg2Pt1 ) )		return [];		// but not in segment#1
					return [ inSeg2Pt1 ];

				}

				// they are collinear segments, which might overlap
				var seg1min, seg1max, seg1minVal, seg1maxVal;
				var seg2min, seg2max, seg2minVal, seg2maxVal;
				if ( seg1dx !== 0 ) {

					// the segments are NOT on a vertical line
					if ( inSeg1Pt1.x < inSeg1Pt2.x ) {

						seg1min = inSeg1Pt1; seg1minVal = inSeg1Pt1.x;
						seg1max = inSeg1Pt2; seg1maxVal = inSeg1Pt2.x;

					} else {

						seg1min = inSeg1Pt2; seg1minVal = inSeg1Pt2.x;
						seg1max = inSeg1Pt1; seg1maxVal = inSeg1Pt1.x;

					}
					if ( inSeg2Pt1.x < inSeg2Pt2.x ) {

						seg2min = inSeg2Pt1; seg2minVal = inSeg2Pt1.x;
						seg2max = inSeg2Pt2; seg2maxVal = inSeg2Pt2.x;

					} else {

						seg2min = inSeg2Pt2; seg2minVal = inSeg2Pt2.x;
						seg2max = inSeg2Pt1; seg2maxVal = inSeg2Pt1.x;

					}

				} else {

					// the segments are on a vertical line
					if ( inSeg1Pt1.y < inSeg1Pt2.y ) {

						seg1min = inSeg1Pt1; seg1minVal = inSeg1Pt1.y;
						seg1max = inSeg1Pt2; seg1maxVal = inSeg1Pt2.y;

					} else {

						seg1min = inSeg1Pt2; seg1minVal = inSeg1Pt2.y;
						seg1max = inSeg1Pt1; seg1maxVal = inSeg1Pt1.y;

					}
					if ( inSeg2Pt1.y < inSeg2Pt2.y ) {

						seg2min = inSeg2Pt1; seg2minVal = inSeg2Pt1.y;
						seg2max = inSeg2Pt2; seg2maxVal = inSeg2Pt2.y;

					} else {

						seg2min = inSeg2Pt2; seg2minVal = inSeg2Pt2.y;
						seg2max = inSeg2Pt1; seg2maxVal = inSeg2Pt1.y;

					}

				}
				if ( seg1minVal <= seg2minVal ) {

					if ( seg1maxVal <  seg2minVal )	return [];
					if ( seg1maxVal === seg2minVal )	{

						if ( inExcludeAdjacentSegs )		return [];
						return [ seg2min ];

					}
					if ( seg1maxVal <= seg2maxVal )	return [ seg2min, seg1max ];
					return	[ seg2min, seg2max ];

				} else {

					if ( seg1minVal >  seg2maxVal )	return [];
					if ( seg1minVal === seg2maxVal )	{

						if ( inExcludeAdjacentSegs )		return [];
						return [ seg1min ];

					}
					if ( seg1maxVal <= seg2maxVal )	return [ seg1min, seg1max ];
					return	[ seg1min, seg2max ];

				}

			}

		}

		function isPointInsideAngle( inVertex, inLegFromPt, inLegToPt, inOtherPt ) {

			// The order of legs is important

			// translation of all points, so that Vertex is at (0,0)
			var legFromPtX	= inLegFromPt.x - inVertex.x,  legFromPtY	= inLegFromPt.y - inVertex.y;
			var legToPtX	= inLegToPt.x	- inVertex.x,  legToPtY		= inLegToPt.y	- inVertex.y;
			var otherPtX	= inOtherPt.x	- inVertex.x,  otherPtY		= inOtherPt.y	- inVertex.y;

			// main angle >0: < 180 deg.; 0: 180 deg.; <0: > 180 deg.
			var from2toAngle	= legFromPtX * legToPtY - legFromPtY * legToPtX;
			var from2otherAngle	= legFromPtX * otherPtY - legFromPtY * otherPtX;

			if ( Math.abs( from2toAngle ) > Number.EPSILON ) {

				// angle != 180 deg.

				var other2toAngle		= otherPtX * legToPtY - otherPtY * legToPtX;
				// console.log( "from2to: " + from2toAngle + ", from2other: " + from2otherAngle + ", other2to: " + other2toAngle );

				if ( from2toAngle > 0 ) {

					// main angle < 180 deg.
					return	( ( from2otherAngle >= 0 ) && ( other2toAngle >= 0 ) );

				} else {

					// main angle > 180 deg.
					return	( ( from2otherAngle >= 0 ) || ( other2toAngle >= 0 ) );

				}

			} else {

				// angle == 180 deg.
				// console.log( "from2to: 180 deg., from2other: " + from2otherAngle  );
				return	( from2otherAngle > 0 );

			}

		}


		function removeHoles( contour, holes ) {

			var shape = contour.concat(); // work on this shape
			var hole;

			function isCutLineInsideAngles( inShapeIdx, inHoleIdx ) {

				// Check if hole point lies within angle around shape point
				var lastShapeIdx = shape.length - 1;

				var prevShapeIdx = inShapeIdx - 1;
				if ( prevShapeIdx < 0 )			prevShapeIdx = lastShapeIdx;

				var nextShapeIdx = inShapeIdx + 1;
				if ( nextShapeIdx > lastShapeIdx )	nextShapeIdx = 0;

				var insideAngle = isPointInsideAngle( shape[ inShapeIdx ], shape[ prevShapeIdx ], shape[ nextShapeIdx ], hole[ inHoleIdx ] );
				if ( ! insideAngle ) {

					// console.log( "Vertex (Shape): " + inShapeIdx + ", Point: " + hole[inHoleIdx].x + "/" + hole[inHoleIdx].y );
					return	false;

				}

				// Check if shape point lies within angle around hole point
				var lastHoleIdx = hole.length - 1;

				var prevHoleIdx = inHoleIdx - 1;
				if ( prevHoleIdx < 0 )			prevHoleIdx = lastHoleIdx;

				var nextHoleIdx = inHoleIdx + 1;
				if ( nextHoleIdx > lastHoleIdx )	nextHoleIdx = 0;

				insideAngle = isPointInsideAngle( hole[ inHoleIdx ], hole[ prevHoleIdx ], hole[ nextHoleIdx ], shape[ inShapeIdx ] );
				if ( ! insideAngle ) {

					// console.log( "Vertex (Hole): " + inHoleIdx + ", Point: " + shape[inShapeIdx].x + "/" + shape[inShapeIdx].y );
					return	false;

				}

				return	true;

			}

			function intersectsShapeEdge( inShapePt, inHolePt ) {

				// checks for intersections with shape edges
				var sIdx, nextIdx, intersection;
				for ( sIdx = 0; sIdx < shape.length; sIdx ++ ) {

					nextIdx = sIdx + 1; nextIdx %= shape.length;
					intersection = intersect_segments_2D( inShapePt, inHolePt, shape[ sIdx ], shape[ nextIdx ], true );
					if ( intersection.length > 0 )		return	true;

				}

				return	false;

			}

			var indepHoles = [];

			function intersectsHoleEdge( inShapePt, inHolePt ) {

				// checks for intersections with hole edges
				var ihIdx, chkHole,
					hIdx, nextIdx, intersection;
				for ( ihIdx = 0; ihIdx < indepHoles.length; ihIdx ++ ) {

					chkHole = holes[ indepHoles[ ihIdx ]];
					for ( hIdx = 0; hIdx < chkHole.length; hIdx ++ ) {

						nextIdx = hIdx + 1; nextIdx %= chkHole.length;
						intersection = intersect_segments_2D( inShapePt, inHolePt, chkHole[ hIdx ], chkHole[ nextIdx ], true );
						if ( intersection.length > 0 )		return	true;

					}

				}
				return	false;

			}

			var holeIndex, shapeIndex,
				shapePt, holePt,
				holeIdx, cutKey, failedCuts = [],
				tmpShape1, tmpShape2,
				tmpHole1, tmpHole2;

			for ( var h = 0, hl = holes.length; h < hl; h ++ ) {

				indepHoles.push( h );

			}

			var minShapeIndex = 0;
			var counter = indepHoles.length * 2;
			while ( indepHoles.length > 0 ) {

				counter --;
				if ( counter < 0 ) {

					console.log( "Infinite Loop! Holes left:" + indepHoles.length + ", Probably Hole outside Shape!" );
					break;

				}

				// search for shape-vertex and hole-vertex,
				// which can be connected without intersections
				for ( shapeIndex = minShapeIndex; shapeIndex < shape.length; shapeIndex ++ ) {

					shapePt = shape[ shapeIndex ];
					holeIndex	= - 1;

					// search for hole which can be reached without intersections
					for ( var h = 0; h < indepHoles.length; h ++ ) {

						holeIdx = indepHoles[ h ];

						// prevent multiple checks
						cutKey = shapePt.x + ":" + shapePt.y + ":" + holeIdx;
						if ( failedCuts[ cutKey ] !== undefined )			continue;

						hole = holes[ holeIdx ];
						for ( var h2 = 0; h2 < hole.length; h2 ++ ) {

							holePt = hole[ h2 ];
							if ( ! isCutLineInsideAngles( shapeIndex, h2 ) )		continue;
							if ( intersectsShapeEdge( shapePt, holePt ) )		continue;
							if ( intersectsHoleEdge( shapePt, holePt ) )		continue;

							holeIndex = h2;
							indepHoles.splice( h, 1 );

							tmpShape1 = shape.slice( 0, shapeIndex + 1 );
							tmpShape2 = shape.slice( shapeIndex );
							tmpHole1 = hole.slice( holeIndex );
							tmpHole2 = hole.slice( 0, holeIndex + 1 );

							shape = tmpShape1.concat( tmpHole1 ).concat( tmpHole2 ).concat( tmpShape2 );

							minShapeIndex = shapeIndex;

							// Debug only, to show the selected cuts
							// glob_CutLines.push( [ shapePt, holePt ] );

							break;

						}
						if ( holeIndex >= 0 )	break;		// hole-vertex found

						failedCuts[ cutKey ] = true;			// remember failure

					}
					if ( holeIndex >= 0 )	break;		// hole-vertex found

				}

			}

			return shape; 			/* shape with no holes */

		}


		var i, il, f, face,
			key, index,
			allPointsMap = {};

		// To maintain reference to old shape, one must match coordinates, or offset the indices from original arrays. It's probably easier to do the first.

		var allpoints = contour.concat();

		for ( var h = 0, hl = holes.length; h < hl; h ++ ) {

			Array.prototype.push.apply( allpoints, holes[ h ] );

		}

		//console.log( "allpoints",allpoints, allpoints.length );

		// prepare all points map

		for ( i = 0, il = allpoints.length; i < il; i ++ ) {

			key = allpoints[ i ].x + ":" + allpoints[ i ].y;

			if ( allPointsMap[ key ] !== undefined ) {

				console.warn( "THREE.Shape: Duplicate point", key );

			}

			allPointsMap[ key ] = i;

		}

		// remove holes by cutting paths to holes and adding them to the shape
		var shapeWithoutHoles = removeHoles( contour, holes );

		var triangles = THREE.ShapeUtils.triangulate( shapeWithoutHoles, false ); // True returns indices for points of spooled shape
		//console.log( "triangles",triangles, triangles.length );

		// check all face vertices against all points map

		for ( i = 0, il = triangles.length; i < il; i ++ ) {

			face = triangles[ i ];

			for ( f = 0; f < 3; f ++ ) {

				key = face[ f ].x + ":" + face[ f ].y;

				index = allPointsMap[ key ];

				if ( index !== undefined ) {

					face[ f ] = index;

				}

			}

		}

		return triangles.concat();

	},

	isClockWise: function ( pts ) {

		return THREE.ShapeUtils.area( pts ) < 0;

	},

	// Bezier Curves formulas obtained from
	// http://en.wikipedia.org/wiki/B%C3%A9zier_curve

	// Quad Bezier Functions

	b2: ( function () {

		function b2p0( t, p ) {

			var k = 1 - t;
			return k * k * p;

		}

		function b2p1( t, p ) {

			return 2 * ( 1 - t ) * t * p;

		}

		function b2p2( t, p ) {

			return t * t * p;

		}

		return function ( t, p0, p1, p2 ) {

			return b2p0( t, p0 ) + b2p1( t, p1 ) + b2p2( t, p2 );

		};

	} )(),

	// Cubic Bezier Functions

	b3: ( function () {

		function b3p0( t, p ) {

			var k = 1 - t;
			return k * k * k * p;

		}

		function b3p1( t, p ) {

			var k = 1 - t;
			return 3 * k * k * t * p;

		}

		function b3p2( t, p ) {

			var k = 1 - t;
			return 3 * k * t * t * p;

		}

		function b3p3( t, p ) {

			return t * t * t * p;

		}

		return function ( t, p0, p1, p2, p3 ) {

			return b3p0( t, p0 ) + b3p1( t, p1 ) + b3p2( t, p2 ) + b3p3( t, p3 );

		};

	} )()

};

// File:src/extras/audio/Audio.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.Audio = function ( listener ) {

	THREE.Object3D.call( this );

	this.type = 'Audio';

	this.context = listener.context;
	this.source = this.context.createBufferSource();
	this.source.onended = this.onEnded.bind( this );

	this.gain = this.context.createGain();
	this.gain.connect( this.context.destination );

	this.panner = this.context.createPanner();
	this.panner.connect( this.gain );

	this.autoplay = false;

	this.startTime = 0;
	this.playbackRate = 1;
	this.isPlaying = false;

};

THREE.Audio.prototype = Object.create( THREE.Object3D.prototype );
THREE.Audio.prototype.constructor = THREE.Audio;

THREE.Audio.prototype.load = function ( file ) {

	var scope = this;

	var request = new XMLHttpRequest();
	request.open( 'GET', file, true );
	request.responseType = 'arraybuffer';
	request.onload = function ( e ) {

		scope.context.decodeAudioData( this.response, function ( buffer ) {

			scope.source.buffer = buffer;

			if ( scope.autoplay ) scope.play();

		} );

	};
	request.send();

	return this;

};

THREE.Audio.prototype.play = function () {

	if ( this.isPlaying === true ) {

		console.warn( 'THREE.Audio: Audio is already playing.' );
		return;

	}

	var source = this.context.createBufferSource();

	source.buffer = this.source.buffer;
	source.loop = this.source.loop;
	source.onended = this.source.onended;
	source.start( 0, this.startTime );
	source.playbackRate.value = this.playbackRate;

	this.isPlaying = true;

	this.source = source;

	this.connect();

};

THREE.Audio.prototype.pause = function () {

	this.source.stop();
	this.startTime = this.context.currentTime;

};

THREE.Audio.prototype.stop = function () {

	this.source.stop();
	this.startTime = 0;

};

THREE.Audio.prototype.connect = function () {

	if ( this.filter !== undefined ) {

		this.source.connect( this.filter );
		this.filter.connect( this.panner );

	} else {

		this.source.connect( this.panner );

	}

};

THREE.Audio.prototype.disconnect = function () {

	if ( this.filter !== undefined ) {

		this.source.disconnect( this.filter );
		this.filter.disconnect( this.panner );

	} else {

		this.source.disconnect( this.panner );

	}

};

THREE.Audio.prototype.setFilter = function ( value ) {

	if ( this.isPlaying === true ) {

		this.disconnect();
		this.filter = value;
		this.connect();

	} else {

		this.filter = value;

	}

};

THREE.Audio.prototype.getFilter = function () {

	return this.filter;

};

THREE.Audio.prototype.setPlaybackRate = function ( value ) {

	this.playbackRate = value;

	if ( this.isPlaying === true ) {

		this.source.playbackRate.value = this.playbackRate;

	}

};

THREE.Audio.prototype.getPlaybackRate = function () {

	return this.playbackRate;

};

THREE.Audio.prototype.onEnded = function() {

	this.isPlaying = false;

};

THREE.Audio.prototype.setLoop = function ( value ) {

	this.source.loop = value;

};

THREE.Audio.prototype.getLoop = function () {

	return this.source.loop;

};

THREE.Audio.prototype.setRefDistance = function ( value ) {

	this.panner.refDistance = value;

};

THREE.Audio.prototype.getRefDistance = function () {

	return this.panner.refDistance;

};

THREE.Audio.prototype.setRolloffFactor = function ( value ) {

	this.panner.rolloffFactor = value;

};

THREE.Audio.prototype.getRolloffFactor = function () {

	return this.panner.rolloffFactor;

};

THREE.Audio.prototype.setVolume = function ( value ) {

	this.gain.gain.value = value;

};

THREE.Audio.prototype.getVolume = function () {

	return this.gain.gain.value;

};

THREE.Audio.prototype.updateMatrixWorld = ( function () {

	var position = new THREE.Vector3();

	return function updateMatrixWorld( force ) {

		THREE.Object3D.prototype.updateMatrixWorld.call( this, force );

		position.setFromMatrixPosition( this.matrixWorld );

		this.panner.setPosition( position.x, position.y, position.z );

	};

} )();

// File:src/extras/audio/AudioListener.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.AudioListener = function () {

	THREE.Object3D.call( this );

	this.type = 'AudioListener';

	this.context = new ( window.AudioContext || window.webkitAudioContext )();

};

THREE.AudioListener.prototype = Object.create( THREE.Object3D.prototype );
THREE.AudioListener.prototype.constructor = THREE.AudioListener;

THREE.AudioListener.prototype.updateMatrixWorld = ( function () {

	var position = new THREE.Vector3();
	var quaternion = new THREE.Quaternion();
	var scale = new THREE.Vector3();

	var orientation = new THREE.Vector3();

	return function updateMatrixWorld( force ) {

		THREE.Object3D.prototype.updateMatrixWorld.call( this, force );

		var listener = this.context.listener;
		var up = this.up;

		this.matrixWorld.decompose( position, quaternion, scale );

		orientation.set( 0, 0, - 1 ).applyQuaternion( quaternion );

		listener.setPosition( position.x, position.y, position.z );
		listener.setOrientation( orientation.x, orientation.y, orientation.z, up.x, up.y, up.z );

	};

} )();

// File:src/extras/core/Curve.js

/**
 * @author zz85 / http://www.lab4games.net/zz85/blog
 * Extensible curve object
 *
 * Some common of Curve methods
 * .getPoint(t), getTangent(t)
 * .getPointAt(u), getTagentAt(u)
 * .getPoints(), .getSpacedPoints()
 * .getLength()
 * .updateArcLengths()
 *
 * This following classes subclasses THREE.Curve:
 *
 * -- 2d classes --
 * THREE.LineCurve
 * THREE.QuadraticBezierCurve
 * THREE.CubicBezierCurve
 * THREE.SplineCurve
 * THREE.ArcCurve
 * THREE.EllipseCurve
 *
 * -- 3d classes --
 * THREE.LineCurve3
 * THREE.QuadraticBezierCurve3
 * THREE.CubicBezierCurve3
 * THREE.SplineCurve3
 * THREE.ClosedSplineCurve3
 *
 * A series of curves can be represented as a THREE.CurvePath
 *
 **/

/**************************************************************
 *	Abstract Curve base class
 **************************************************************/

THREE.Curve = function () {

};

THREE.Curve.prototype = {

	constructor: THREE.Curve,

	// Virtual base class method to overwrite and implement in subclasses
	//	- t [0 .. 1]

	getPoint: function ( t ) {

		console.warn( "THREE.Curve: Warning, getPoint() not implemented!" );
		return null;

	},

	// Get point at relative position in curve according to arc length
	// - u [0 .. 1]

	getPointAt: function ( u ) {

		var t = this.getUtoTmapping( u );
		return this.getPoint( t );

	},

	// Get sequence of points using getPoint( t )

	getPoints: function ( divisions ) {

		if ( ! divisions ) divisions = 5;

		var d, pts = [];

		for ( d = 0; d <= divisions; d ++ ) {

			pts.push( this.getPoint( d / divisions ) );

		}

		return pts;

	},

	// Get sequence of points using getPointAt( u )

	getSpacedPoints: function ( divisions ) {

		if ( ! divisions ) divisions = 5;

		var d, pts = [];

		for ( d = 0; d <= divisions; d ++ ) {

			pts.push( this.getPointAt( d / divisions ) );

		}

		return pts;

	},

	// Get total curve arc length

	getLength: function () {

		var lengths = this.getLengths();
		return lengths[ lengths.length - 1 ];

	},

	// Get list of cumulative segment lengths

	getLengths: function ( divisions ) {

		if ( ! divisions ) divisions = ( this.__arcLengthDivisions ) ? ( this.__arcLengthDivisions ) : 200;

		if ( this.cacheArcLengths
			&& ( this.cacheArcLengths.length === divisions + 1 )
			&& ! this.needsUpdate ) {

			//console.log( "cached", this.cacheArcLengths );
			return this.cacheArcLengths;

		}

		this.needsUpdate = false;

		var cache = [];
		var current, last = this.getPoint( 0 );
		var p, sum = 0;

		cache.push( 0 );

		for ( p = 1; p <= divisions; p ++ ) {

			current = this.getPoint ( p / divisions );
			sum += current.distanceTo( last );
			cache.push( sum );
			last = current;

		}

		this.cacheArcLengths = cache;

		return cache; // { sums: cache, sum:sum }; Sum is in the last element.

	},

	updateArcLengths: function() {

		this.needsUpdate = true;
		this.getLengths();

	},

	// Given u ( 0 .. 1 ), get a t to find p. This gives you points which are equidistant

	getUtoTmapping: function ( u, distance ) {

		var arcLengths = this.getLengths();

		var i = 0, il = arcLengths.length;

		var targetArcLength; // The targeted u distance value to get

		if ( distance ) {

			targetArcLength = distance;

		} else {

			targetArcLength = u * arcLengths[ il - 1 ];

		}

		//var time = Date.now();

		// binary search for the index with largest value smaller than target u distance

		var low = 0, high = il - 1, comparison;

		while ( low <= high ) {

			i = Math.floor( low + ( high - low ) / 2 ); // less likely to overflow, though probably not issue here, JS doesn't really have integers, all numbers are floats

			comparison = arcLengths[ i ] - targetArcLength;

			if ( comparison < 0 ) {

				low = i + 1;

			} else if ( comparison > 0 ) {

				high = i - 1;

			} else {

				high = i;
				break;

				// DONE

			}

		}

		i = high;

		//console.log('b' , i, low, high, Date.now()- time);

		if ( arcLengths[ i ] === targetArcLength ) {

			var t = i / ( il - 1 );
			return t;

		}

		// we could get finer grain at lengths, or use simple interpolation between two points

		var lengthBefore = arcLengths[ i ];
		var lengthAfter = arcLengths[ i + 1 ];

		var segmentLength = lengthAfter - lengthBefore;

		// determine where we are between the 'before' and 'after' points

		var segmentFraction = ( targetArcLength - lengthBefore ) / segmentLength;

		// add that fractional amount to t

		var t = ( i + segmentFraction ) / ( il - 1 );

		return t;

	},

	// Returns a unit vector tangent at t
	// In case any sub curve does not implement its tangent derivation,
	// 2 points a small delta apart will be used to find its gradient
	// which seems to give a reasonable approximation

	getTangent: function( t ) {

		var delta = 0.0001;
		var t1 = t - delta;
		var t2 = t + delta;

		// Capping in case of danger

		if ( t1 < 0 ) t1 = 0;
		if ( t2 > 1 ) t2 = 1;

		var pt1 = this.getPoint( t1 );
		var pt2 = this.getPoint( t2 );

		var vec = pt2.clone().sub( pt1 );
		return vec.normalize();

	},

	getTangentAt: function ( u ) {

		var t = this.getUtoTmapping( u );
		return this.getTangent( t );

	}

}

THREE.Curve.Utils = THREE.CurveUtils; // backwards compatibility

// TODO: Transformation for Curves?

/**************************************************************
 *	3D Curves
 **************************************************************/

// A Factory method for creating new curve subclasses

THREE.Curve.create = function ( constructor, getPointFunc ) {

	constructor.prototype = Object.create( THREE.Curve.prototype );
	constructor.prototype.constructor = constructor;
	constructor.prototype.getPoint = getPointFunc;

	return constructor;

};

// File:src/extras/core/CurvePath.js

/**
 * @author zz85 / http://www.lab4games.net/zz85/blog
 *
 **/

/**************************************************************
 *	Curved Path - a curve path is simply a array of connected
 *  curves, but retains the api of a curve
 **************************************************************/

THREE.CurvePath = function () {

	this.curves = [];

	this.autoClose = false; // Automatically closes the path

};

THREE.CurvePath.prototype = Object.create( THREE.Curve.prototype );
THREE.CurvePath.prototype.constructor = THREE.CurvePath;

THREE.CurvePath.prototype.add = function ( curve ) {

	this.curves.push( curve );

};

/*
THREE.CurvePath.prototype.checkConnection = function() {
	// TODO
	// If the ending of curve is not connected to the starting
	// or the next curve, then, this is not a real path
};
*/

THREE.CurvePath.prototype.closePath = function() {

	// TODO Test
	// and verify for vector3 (needs to implement equals)
	// Add a line curve if start and end of lines are not connected
	var startPoint = this.curves[ 0 ].getPoint( 0 );
	var endPoint = this.curves[ this.curves.length - 1 ].getPoint( 1 );

	if ( ! startPoint.equals( endPoint ) ) {

		this.curves.push( new THREE.LineCurve( endPoint, startPoint ) );

	}

};

// To get accurate point with reference to
// entire path distance at time t,
// following has to be done:

// 1. Length of each sub path have to be known
// 2. Locate and identify type of curve
// 3. Get t for the curve
// 4. Return curve.getPointAt(t')

THREE.CurvePath.prototype.getPoint = function( t ) {

	var d = t * this.getLength();
	var curveLengths = this.getCurveLengths();
	var i = 0;

	// To think about boundaries points.

	while ( i < curveLengths.length ) {

		if ( curveLengths[ i ] >= d ) {

			var diff = curveLengths[ i ] - d;
			var curve = this.curves[ i ];

			var u = 1 - diff / curve.getLength();

			return curve.getPointAt( u );

		}

		i ++;

	}

	return null;

	// loop where sum != 0, sum > d , sum+1 <d

};

/*
THREE.CurvePath.prototype.getTangent = function( t ) {
};
*/

// We cannot use the default THREE.Curve getPoint() with getLength() because in
// THREE.Curve, getLength() depends on getPoint() but in THREE.CurvePath
// getPoint() depends on getLength

THREE.CurvePath.prototype.getLength = function() {

	var lens = this.getCurveLengths();
	return lens[ lens.length - 1 ];

};

// Compute lengths and cache them
// We cannot overwrite getLengths() because UtoT mapping uses it.

THREE.CurvePath.prototype.getCurveLengths = function() {

	// We use cache values if curves and cache array are same length

	if ( this.cacheLengths && this.cacheLengths.length === this.curves.length ) {

		return this.cacheLengths;

	}

	// Get length of sub-curve
	// Push sums into cached array

	var lengths = [], sums = 0;

	for ( var i = 0, l = this.curves.length; i < l; i ++ ) {

		sums += this.curves[ i ].getLength();
		lengths.push( sums );

	}

	this.cacheLengths = lengths;

	return lengths;

};



/**************************************************************
 *	Create Geometries Helpers
 **************************************************************/

/// Generate geometry from path points (for Line or Points objects)

THREE.CurvePath.prototype.createPointsGeometry = function( divisions ) {

	var pts = this.getPoints( divisions, true );
	return this.createGeometry( pts );

};

// Generate geometry from equidistant sampling along the path

THREE.CurvePath.prototype.createSpacedPointsGeometry = function( divisions ) {

	var pts = this.getSpacedPoints( divisions, true );
	return this.createGeometry( pts );

};

THREE.CurvePath.prototype.createGeometry = function( points ) {

	var geometry = new THREE.Geometry();

	for ( var i = 0, l = points.length; i < l; i ++ ) {

		var point = points[ i ];
		geometry.vertices.push( new THREE.Vector3( point.x, point.y, point.z || 0 ) );

	}

	return geometry;

};

// File:src/extras/core/Path.js

/**
 * @author zz85 / http://www.lab4games.net/zz85/blog
 * Creates free form 2d path using series of points, lines or curves.
 *
 **/

THREE.Path = function ( points ) {

	THREE.CurvePath.call( this );

	this.actions = [];

	if ( points ) {

		this.fromPoints( points );

	}

};

THREE.Path.prototype = Object.create( THREE.CurvePath.prototype );
THREE.Path.prototype.constructor = THREE.Path;

// TODO Clean up PATH API

// Create path using straight lines to connect all points
// - vectors: array of Vector2

THREE.Path.prototype.fromPoints = function ( vectors ) {

	this.moveTo( vectors[ 0 ].x, vectors[ 0 ].y );

	for ( var i = 1, l = vectors.length; i < l; i ++ ) {

		this.lineTo( vectors[ i ].x, vectors[ i ].y );

	}

};

// startPath() endPath()?

THREE.Path.prototype.moveTo = function ( x, y ) {

	this.actions.push( { action: 'moveTo', args: [ x, y ] } );

};

THREE.Path.prototype.lineTo = function ( x, y ) {

	var lastargs = this.actions[ this.actions.length - 1 ].args;

	var x0 = lastargs[ lastargs.length - 2 ];
	var y0 = lastargs[ lastargs.length - 1 ];

	var curve = new THREE.LineCurve( new THREE.Vector2( x0, y0 ), new THREE.Vector2( x, y ) );
	this.curves.push( curve );

	this.actions.push( { action: 'lineTo', args: [ x, y ] } );

};

THREE.Path.prototype.quadraticCurveTo = function( aCPx, aCPy, aX, aY ) {

	var lastargs = this.actions[ this.actions.length - 1 ].args;

	var x0 = lastargs[ lastargs.length - 2 ];
	var y0 = lastargs[ lastargs.length - 1 ];

	var curve = new THREE.QuadraticBezierCurve(
		new THREE.Vector2( x0, y0 ),
		new THREE.Vector2( aCPx, aCPy ),
		new THREE.Vector2( aX, aY )
	);

	this.curves.push( curve );

	this.actions.push( { action: 'quadraticCurveTo', args: [ aCPx, aCPy, aX, aY ] } );

};

THREE.Path.prototype.bezierCurveTo = function( aCP1x, aCP1y, aCP2x, aCP2y, aX, aY ) {

	var lastargs = this.actions[ this.actions.length - 1 ].args;

	var x0 = lastargs[ lastargs.length - 2 ];
	var y0 = lastargs[ lastargs.length - 1 ];

	var curve = new THREE.CubicBezierCurve(
		new THREE.Vector2( x0, y0 ),
		new THREE.Vector2( aCP1x, aCP1y ),
		new THREE.Vector2( aCP2x, aCP2y ),
		new THREE.Vector2( aX, aY )
	);

	this.curves.push( curve );

	this.actions.push( { action: 'bezierCurveTo', args: [ aCP1x, aCP1y, aCP2x, aCP2y, aX, aY ] } );

};

THREE.Path.prototype.splineThru = function( pts /*Array of Vector*/ ) {

	var args = Array.prototype.slice.call( arguments );

	var lastargs = this.actions[ this.actions.length - 1 ].args;

	var x0 = lastargs[ lastargs.length - 2 ];
	var y0 = lastargs[ lastargs.length - 1 ];

	var npts = [ new THREE.Vector2( x0, y0 ) ];
	Array.prototype.push.apply( npts, pts );

	var curve = new THREE.SplineCurve( npts );
	this.curves.push( curve );

	this.actions.push( { action: 'splineThru', args: args } );

};

// FUTURE: Change the API or follow canvas API?

THREE.Path.prototype.arc = function ( aX, aY, aRadius, aStartAngle, aEndAngle, aClockwise ) {

	var lastargs = this.actions[ this.actions.length - 1 ].args;
	var x0 = lastargs[ lastargs.length - 2 ];
	var y0 = lastargs[ lastargs.length - 1 ];

	this.absarc( aX + x0, aY + y0, aRadius,
		aStartAngle, aEndAngle, aClockwise );

 };

 THREE.Path.prototype.absarc = function ( aX, aY, aRadius, aStartAngle, aEndAngle, aClockwise ) {

	this.absellipse( aX, aY, aRadius, aRadius, aStartAngle, aEndAngle, aClockwise );

 };

THREE.Path.prototype.ellipse = function ( aX, aY, xRadius, yRadius, aStartAngle, aEndAngle, aClockwise, aRotation ) {

	var lastargs = this.actions[ this.actions.length - 1 ].args;
	var x0 = lastargs[ lastargs.length - 2 ];
	var y0 = lastargs[ lastargs.length - 1 ];

	this.absellipse( aX + x0, aY + y0, xRadius, yRadius, aStartAngle, aEndAngle, aClockwise, aRotation );

 };


THREE.Path.prototype.absellipse = function ( aX, aY, xRadius, yRadius, aStartAngle, aEndAngle, aClockwise, aRotation ) {

	var args = [
		aX, aY,
		xRadius, yRadius,
		aStartAngle, aEndAngle,
		aClockwise,
		aRotation || 0 // aRotation is optional.
	];

	var curve = new THREE.EllipseCurve( aX, aY, xRadius, yRadius, aStartAngle, aEndAngle, aClockwise, aRotation );
	this.curves.push( curve );

	var lastPoint = curve.getPoint( 1 );
	args.push( lastPoint.x );
	args.push( lastPoint.y );

	this.actions.push( { action: 'ellipse', args: args } );

 };

THREE.Path.prototype.getSpacedPoints = function ( divisions, closedPath ) {

	if ( ! divisions ) divisions = 40;

	var points = [];

	for ( var i = 0; i < divisions; i ++ ) {

		points.push( this.getPoint( i / divisions ) );

		//if ( !this.getPoint( i / divisions ) ) throw "DIE";

	}

	// if ( closedPath ) {
	//
	// 	points.push( points[ 0 ] );
	//
	// }

	return points;

};

/* Return an array of vectors based on contour of the path */

THREE.Path.prototype.getPoints = function( divisions, closedPath ) {

	divisions = divisions || 12;

	var b2 = THREE.ShapeUtils.b2;
	var b3 = THREE.ShapeUtils.b3;

	var points = [];

	var cpx, cpy, cpx2, cpy2, cpx1, cpy1, cpx0, cpy0,
		laste, tx, ty;

	for ( var i = 0, l = this.actions.length; i < l; i ++ ) {

		var item = this.actions[ i ];

		var action = item.action;
		var args = item.args;

		switch ( action ) {

		case 'moveTo':

			points.push( new THREE.Vector2( args[ 0 ], args[ 1 ] ) );

			break;

		case 'lineTo':

			points.push( new THREE.Vector2( args[ 0 ], args[ 1 ] ) );

			break;

		case 'quadraticCurveTo':

			cpx  = args[ 2 ];
			cpy  = args[ 3 ];

			cpx1 = args[ 0 ];
			cpy1 = args[ 1 ];

			if ( points.length > 0 ) {

				laste = points[ points.length - 1 ];

				cpx0 = laste.x;
				cpy0 = laste.y;

			} else {

				laste = this.actions[ i - 1 ].args;

				cpx0 = laste[ laste.length - 2 ];
				cpy0 = laste[ laste.length - 1 ];

			}

			for ( var j = 1; j <= divisions; j ++ ) {

				var t = j / divisions;

				tx = b2( t, cpx0, cpx1, cpx );
				ty = b2( t, cpy0, cpy1, cpy );

				points.push( new THREE.Vector2( tx, ty ) );

			}

			break;

		case 'bezierCurveTo':

			cpx  = args[ 4 ];
			cpy  = args[ 5 ];

			cpx1 = args[ 0 ];
			cpy1 = args[ 1 ];

			cpx2 = args[ 2 ];
			cpy2 = args[ 3 ];

			if ( points.length > 0 ) {

				laste = points[ points.length - 1 ];

				cpx0 = laste.x;
				cpy0 = laste.y;

			} else {

				laste = this.actions[ i - 1 ].args;

				cpx0 = laste[ laste.length - 2 ];
				cpy0 = laste[ laste.length - 1 ];

			}


			for ( var j = 1; j <= divisions; j ++ ) {

				var t = j / divisions;

				tx = b3( t, cpx0, cpx1, cpx2, cpx );
				ty = b3( t, cpy0, cpy1, cpy2, cpy );

				points.push( new THREE.Vector2( tx, ty ) );

			}

			break;

		case 'splineThru':

			laste = this.actions[ i - 1 ].args;

			var last = new THREE.Vector2( laste[ laste.length - 2 ], laste[ laste.length - 1 ] );
			var spts = [ last ];

			var n = divisions * args[ 0 ].length;

			spts = spts.concat( args[ 0 ] );

			var spline = new THREE.SplineCurve( spts );

			for ( var j = 1; j <= n; j ++ ) {

				points.push( spline.getPointAt( j / n ) );

			}

			break;

		case 'arc':

			var aX = args[ 0 ], aY = args[ 1 ],
				aRadius = args[ 2 ],
				aStartAngle = args[ 3 ], aEndAngle = args[ 4 ],
				aClockwise = !! args[ 5 ];

			var deltaAngle = aEndAngle - aStartAngle;
			var angle;
			var tdivisions = divisions * 2;

			for ( var j = 1; j <= tdivisions; j ++ ) {

				var t = j / tdivisions;

				if ( ! aClockwise ) {

					t = 1 - t;

				}

				angle = aStartAngle + t * deltaAngle;

				tx = aX + aRadius * Math.cos( angle );
				ty = aY + aRadius * Math.sin( angle );

				//console.log('t', t, 'angle', angle, 'tx', tx, 'ty', ty);

				points.push( new THREE.Vector2( tx, ty ) );

			}

			//console.log(points);

			break;

		case 'ellipse':

			var aX = args[ 0 ], aY = args[ 1 ],
				xRadius = args[ 2 ],
				yRadius = args[ 3 ],
				aStartAngle = args[ 4 ], aEndAngle = args[ 5 ],
				aClockwise = !! args[ 6 ],
				aRotation = args[ 7 ];


			var deltaAngle = aEndAngle - aStartAngle;
			var angle;
			var tdivisions = divisions * 2;

			var cos, sin;
			if ( aRotation !== 0 ) {

				cos = Math.cos( aRotation );
				sin = Math.sin( aRotation );

			}

			for ( var j = 1; j <= tdivisions; j ++ ) {

				var t = j / tdivisions;

				if ( ! aClockwise ) {

					t = 1 - t;

				}

				angle = aStartAngle + t * deltaAngle;

				tx = aX + xRadius * Math.cos( angle );
				ty = aY + yRadius * Math.sin( angle );

				if ( aRotation !== 0 ) {

					var x = tx, y = ty;

					// Rotate the point about the center of the ellipse.
					tx = ( x - aX ) * cos - ( y - aY ) * sin + aX;
					ty = ( x - aX ) * sin + ( y - aY ) * cos + aY;

				}

				//console.log('t', t, 'angle', angle, 'tx', tx, 'ty', ty);

				points.push( new THREE.Vector2( tx, ty ) );

			}

			//console.log(points);

			break;

		} // end switch

	}



	// Normalize to remove the closing point by default.
	var lastPoint = points[ points.length - 1 ];
	if ( Math.abs( lastPoint.x - points[ 0 ].x ) < Number.EPSILON &&
			 Math.abs( lastPoint.y - points[ 0 ].y ) < Number.EPSILON )
		points.splice( points.length - 1, 1 );
	if ( closedPath ) {

		points.push( points[ 0 ] );

	}

	return points;

};

//
// Breaks path into shapes
//
//	Assumptions (if parameter isCCW==true the opposite holds):
//	- solid shapes are defined clockwise (CW)
//	- holes are defined counterclockwise (CCW)
//
//	If parameter noHoles==true:
//  - all subPaths are regarded as solid shapes
//  - definition order CW/CCW has no relevance
//

THREE.Path.prototype.toShapes = function( isCCW, noHoles ) {

	function extractSubpaths( inActions ) {

		var subPaths = [], lastPath = new THREE.Path();

		for ( var i = 0, l = inActions.length; i < l; i ++ ) {

			var item = inActions[ i ];

			var args = item.args;
			var action = item.action;

			if ( action === 'moveTo' ) {

				if ( lastPath.actions.length !== 0 ) {

					subPaths.push( lastPath );
					lastPath = new THREE.Path();

				}

			}

			lastPath[ action ].apply( lastPath, args );

		}

		if ( lastPath.actions.length !== 0 ) {

			subPaths.push( lastPath );

		}

		// console.log(subPaths);

		return	subPaths;

	}

	function toShapesNoHoles( inSubpaths ) {

		var shapes = [];

		for ( var i = 0, l = inSubpaths.length; i < l; i ++ ) {

			var tmpPath = inSubpaths[ i ];

			var tmpShape = new THREE.Shape();
			tmpShape.actions = tmpPath.actions;
			tmpShape.curves = tmpPath.curves;

			shapes.push( tmpShape );

		}

		//console.log("shape", shapes);

		return shapes;

	}

	function isPointInsidePolygon( inPt, inPolygon ) {

		var polyLen = inPolygon.length;

		// inPt on polygon contour => immediate success    or
		// toggling of inside/outside at every single! intersection point of an edge
		//  with the horizontal line through inPt, left of inPt
		//  not counting lowerY endpoints of edges and whole edges on that line
		var inside = false;
		for ( var p = polyLen - 1, q = 0; q < polyLen; p = q ++ ) {

			var edgeLowPt  = inPolygon[ p ];
			var edgeHighPt = inPolygon[ q ];

			var edgeDx = edgeHighPt.x - edgeLowPt.x;
			var edgeDy = edgeHighPt.y - edgeLowPt.y;

			if ( Math.abs( edgeDy ) > Number.EPSILON ) {

				// not parallel
				if ( edgeDy < 0 ) {

					edgeLowPt  = inPolygon[ q ]; edgeDx = - edgeDx;
					edgeHighPt = inPolygon[ p ]; edgeDy = - edgeDy;

				}
				if ( ( inPt.y < edgeLowPt.y ) || ( inPt.y > edgeHighPt.y ) ) 		continue;

				if ( inPt.y === edgeLowPt.y ) {

					if ( inPt.x === edgeLowPt.x )		return	true;		// inPt is on contour ?
					// continue;				// no intersection or edgeLowPt => doesn't count !!!

				} else {

					var perpEdge = edgeDy * ( inPt.x - edgeLowPt.x ) - edgeDx * ( inPt.y - edgeLowPt.y );
					if ( perpEdge === 0 )				return	true;		// inPt is on contour ?
					if ( perpEdge < 0 ) 				continue;
					inside = ! inside;		// true intersection left of inPt

				}

			} else {

				// parallel or collinear
				if ( inPt.y !== edgeLowPt.y ) 		continue;			// parallel
				// edge lies on the same horizontal line as inPt
				if ( ( ( edgeHighPt.x <= inPt.x ) && ( inPt.x <= edgeLowPt.x ) ) ||
					 ( ( edgeLowPt.x <= inPt.x ) && ( inPt.x <= edgeHighPt.x ) ) )		return	true;	// inPt: Point on contour !
				// continue;

			}

		}

		return	inside;

	}

	var isClockWise = THREE.ShapeUtils.isClockWise;

	var subPaths = extractSubpaths( this.actions );
	if ( subPaths.length === 0 ) return [];

	if ( noHoles === true )	return	toShapesNoHoles( subPaths );


	var solid, tmpPath, tmpShape, shapes = [];

	if ( subPaths.length === 1 ) {

		tmpPath = subPaths[ 0 ];
		tmpShape = new THREE.Shape();
		tmpShape.actions = tmpPath.actions;
		tmpShape.curves = tmpPath.curves;
		shapes.push( tmpShape );
		return shapes;

	}

	var holesFirst = ! isClockWise( subPaths[ 0 ].getPoints() );
	holesFirst = isCCW ? ! holesFirst : holesFirst;

	// console.log("Holes first", holesFirst);

	var betterShapeHoles = [];
	var newShapes = [];
	var newShapeHoles = [];
	var mainIdx = 0;
	var tmpPoints;

	newShapes[ mainIdx ] = undefined;
	newShapeHoles[ mainIdx ] = [];

	for ( var i = 0, l = subPaths.length; i < l; i ++ ) {

		tmpPath = subPaths[ i ];
		tmpPoints = tmpPath.getPoints();
		solid = isClockWise( tmpPoints );
		solid = isCCW ? ! solid : solid;

		if ( solid ) {

			if ( ( ! holesFirst ) && ( newShapes[ mainIdx ] ) )	mainIdx ++;

			newShapes[ mainIdx ] = { s: new THREE.Shape(), p: tmpPoints };
			newShapes[ mainIdx ].s.actions = tmpPath.actions;
			newShapes[ mainIdx ].s.curves = tmpPath.curves;

			if ( holesFirst )	mainIdx ++;
			newShapeHoles[ mainIdx ] = [];

			//console.log('cw', i);

		} else {

			newShapeHoles[ mainIdx ].push( { h: tmpPath, p: tmpPoints[ 0 ] } );

			//console.log('ccw', i);

		}

	}

	// only Holes? -> probably all Shapes with wrong orientation
	if ( ! newShapes[ 0 ] )	return	toShapesNoHoles( subPaths );


	if ( newShapes.length > 1 ) {

		var ambiguous = false;
		var toChange = [];

		for ( var sIdx = 0, sLen = newShapes.length; sIdx < sLen; sIdx ++ ) {

			betterShapeHoles[ sIdx ] = [];

		}

		for ( var sIdx = 0, sLen = newShapes.length; sIdx < sLen; sIdx ++ ) {

			var sho = newShapeHoles[ sIdx ];

			for ( var hIdx = 0; hIdx < sho.length; hIdx ++ ) {

				var ho = sho[ hIdx ];
				var hole_unassigned = true;

				for ( var s2Idx = 0; s2Idx < newShapes.length; s2Idx ++ ) {

					if ( isPointInsidePolygon( ho.p, newShapes[ s2Idx ].p ) ) {

						if ( sIdx !== s2Idx )	toChange.push( { froms: sIdx, tos: s2Idx, hole: hIdx } );
						if ( hole_unassigned ) {

							hole_unassigned = false;
							betterShapeHoles[ s2Idx ].push( ho );

						} else {

							ambiguous = true;

						}

					}

				}
				if ( hole_unassigned ) {

					betterShapeHoles[ sIdx ].push( ho );

				}

			}

		}
		// console.log("ambiguous: ", ambiguous);
		if ( toChange.length > 0 ) {

			// console.log("to change: ", toChange);
			if ( ! ambiguous )	newShapeHoles = betterShapeHoles;

		}

	}

	var tmpHoles;

	for ( var i = 0, il = newShapes.length; i < il; i ++ ) {

		tmpShape = newShapes[ i ].s;
		shapes.push( tmpShape );
		tmpHoles = newShapeHoles[ i ];

		for ( var j = 0, jl = tmpHoles.length; j < jl; j ++ ) {

			tmpShape.holes.push( tmpHoles[ j ].h );

		}

	}

	//console.log("shape", shapes);

	return shapes;

};

// File:src/extras/core/Shape.js

/**
 * @author zz85 / http://www.lab4games.net/zz85/blog
 * Defines a 2d shape plane using paths.
 **/

// STEP 1 Create a path.
// STEP 2 Turn path into shape.
// STEP 3 ExtrudeGeometry takes in Shape/Shapes
// STEP 3a - Extract points from each shape, turn to vertices
// STEP 3b - Triangulate each shape, add faces.

THREE.Shape = function () {

	THREE.Path.apply( this, arguments );

	this.holes = [];

};

THREE.Shape.prototype = Object.create( THREE.Path.prototype );
THREE.Shape.prototype.constructor = THREE.Shape;

// Convenience method to return ExtrudeGeometry

THREE.Shape.prototype.extrude = function ( options ) {

	return new THREE.ExtrudeGeometry( this, options );

};

// Convenience method to return ShapeGeometry

THREE.Shape.prototype.makeGeometry = function ( options ) {

	return new THREE.ShapeGeometry( this, options );

};

// Get points of holes

THREE.Shape.prototype.getPointsHoles = function ( divisions ) {

	var holesPts = [];

	for ( var i = 0, l = this.holes.length; i < l; i ++ ) {

		holesPts[ i ] = this.holes[ i ].getPoints( divisions );

	}

	return holesPts;

};


// Get points of shape and holes (keypoints based on segments parameter)

THREE.Shape.prototype.extractAllPoints = function ( divisions ) {

	return {

		shape: this.getPoints( divisions ),
		holes: this.getPointsHoles( divisions )

	};

};

THREE.Shape.prototype.extractPoints = function ( divisions ) {

	return this.extractAllPoints( divisions );

};

THREE.Shape.Utils = THREE.ShapeUtils; // backwards compatibility

// File:src/extras/curves/LineCurve.js

/**************************************************************
 *	Line
 **************************************************************/

THREE.LineCurve = function ( v1, v2 ) {

	this.v1 = v1;
	this.v2 = v2;

};

THREE.LineCurve.prototype = Object.create( THREE.Curve.prototype );
THREE.LineCurve.prototype.constructor = THREE.LineCurve;

THREE.LineCurve.prototype.getPoint = function ( t ) {

	var point = this.v2.clone().sub( this.v1 );
	point.multiplyScalar( t ).add( this.v1 );

	return point;

};

// Line curve is linear, so we can overwrite default getPointAt

THREE.LineCurve.prototype.getPointAt = function ( u ) {

	return this.getPoint( u );

};

THREE.LineCurve.prototype.getTangent = function( t ) {

	var tangent = this.v2.clone().sub( this.v1 );

	return tangent.normalize();

};

// File:src/extras/curves/QuadraticBezierCurve.js

/**************************************************************
 *	Quadratic Bezier curve
 **************************************************************/


THREE.QuadraticBezierCurve = function ( v0, v1, v2 ) {

	this.v0 = v0;
	this.v1 = v1;
	this.v2 = v2;

};

THREE.QuadraticBezierCurve.prototype = Object.create( THREE.Curve.prototype );
THREE.QuadraticBezierCurve.prototype.constructor = THREE.QuadraticBezierCurve;


THREE.QuadraticBezierCurve.prototype.getPoint = function ( t ) {

	var b2 = THREE.ShapeUtils.b2;

	return new THREE.Vector2(
		b2( t, this.v0.x, this.v1.x, this.v2.x ),
		b2( t, this.v0.y, this.v1.y, this.v2.y )
	);

};


THREE.QuadraticBezierCurve.prototype.getTangent = function( t ) {

	var tangentQuadraticBezier = THREE.CurveUtils.tangentQuadraticBezier;

	return new THREE.Vector2(
		tangentQuadraticBezier( t, this.v0.x, this.v1.x, this.v2.x ),
		tangentQuadraticBezier( t, this.v0.y, this.v1.y, this.v2.y )
	).normalize();

};

// File:src/extras/curves/CubicBezierCurve.js

/**************************************************************
 *	Cubic Bezier curve
 **************************************************************/

THREE.CubicBezierCurve = function ( v0, v1, v2, v3 ) {

	this.v0 = v0;
	this.v1 = v1;
	this.v2 = v2;
	this.v3 = v3;

};

THREE.CubicBezierCurve.prototype = Object.create( THREE.Curve.prototype );
THREE.CubicBezierCurve.prototype.constructor = THREE.CubicBezierCurve;

THREE.CubicBezierCurve.prototype.getPoint = function ( t ) {

	var b3 = THREE.ShapeUtils.b3;

	return new THREE.Vector2( 
		b3( t, this.v0.x, this.v1.x, this.v2.x, this.v3.x ),
		b3( t, this.v0.y, this.v1.y, this.v2.y, this.v3.y )
	);

};

THREE.CubicBezierCurve.prototype.getTangent = function( t ) {

	var tangentCubicBezier = THREE.CurveUtils.tangentCubicBezier;

	return new THREE.Vector2( 
		tangentCubicBezier( t, this.v0.x, this.v1.x, this.v2.x, this.v3.x ),
		tangentCubicBezier( t, this.v0.y, this.v1.y, this.v2.y, this.v3.y )
	).normalize();

};

// File:src/extras/curves/SplineCurve.js

/**************************************************************
 *	Spline curve
 **************************************************************/

THREE.SplineCurve = function ( points /* array of Vector2 */ ) {

	this.points = ( points == undefined ) ? [] : points;

};

THREE.SplineCurve.prototype = Object.create( THREE.Curve.prototype );
THREE.SplineCurve.prototype.constructor = THREE.SplineCurve;

THREE.SplineCurve.prototype.getPoint = function ( t ) {

	var points = this.points;
	var point = ( points.length - 1 ) * t;

	var intPoint = Math.floor( point );
	var weight = point - intPoint;

	var point0 = points[ intPoint === 0 ? intPoint : intPoint - 1 ];
	var point1 = points[ intPoint ];
	var point2 = points[ intPoint > points.length - 2 ? points.length - 1 : intPoint + 1 ];
	var point3 = points[ intPoint > points.length - 3 ? points.length - 1 : intPoint + 2 ];

	var interpolate = THREE.CurveUtils.interpolate;

	return new THREE.Vector2(
		interpolate( point0.x, point1.x, point2.x, point3.x, weight ),
		interpolate( point0.y, point1.y, point2.y, point3.y, weight )
	);

};

// File:src/extras/curves/EllipseCurve.js

/**************************************************************
 *	Ellipse curve
 **************************************************************/

THREE.EllipseCurve = function ( aX, aY, xRadius, yRadius, aStartAngle, aEndAngle, aClockwise, aRotation ) {

	this.aX = aX;
	this.aY = aY;

	this.xRadius = xRadius;
	this.yRadius = yRadius;

	this.aStartAngle = aStartAngle;
	this.aEndAngle = aEndAngle;

	this.aClockwise = aClockwise;
	
	this.aRotation = aRotation || 0;

};

THREE.EllipseCurve.prototype = Object.create( THREE.Curve.prototype );
THREE.EllipseCurve.prototype.constructor = THREE.EllipseCurve;

THREE.EllipseCurve.prototype.getPoint = function ( t ) {

	var deltaAngle = this.aEndAngle - this.aStartAngle;

	if ( deltaAngle < 0 ) deltaAngle += Math.PI * 2;
	if ( deltaAngle > Math.PI * 2 ) deltaAngle -= Math.PI * 2;

	var angle;

	if ( this.aClockwise === true ) {

		angle = this.aEndAngle + ( 1 - t ) * ( Math.PI * 2 - deltaAngle );

	} else {

		angle = this.aStartAngle + t * deltaAngle;

	}
	
	var x = this.aX + this.xRadius * Math.cos( angle );
	var y = this.aY + this.yRadius * Math.sin( angle );

	if ( this.aRotation !== 0 ) {

		var cos = Math.cos( this.aRotation );
		var sin = Math.sin( this.aRotation );

		var tx = x, ty = y;

		// Rotate the point about the center of the ellipse.
		x = ( tx - this.aX ) * cos - ( ty - this.aY ) * sin + this.aX;
		y = ( tx - this.aX ) * sin + ( ty - this.aY ) * cos + this.aY;

	}

	return new THREE.Vector2( x, y );

};

// File:src/extras/curves/ArcCurve.js

/**************************************************************
 *	Arc curve
 **************************************************************/

THREE.ArcCurve = function ( aX, aY, aRadius, aStartAngle, aEndAngle, aClockwise ) {

	THREE.EllipseCurve.call( this, aX, aY, aRadius, aRadius, aStartAngle, aEndAngle, aClockwise );

};

THREE.ArcCurve.prototype = Object.create( THREE.EllipseCurve.prototype );
THREE.ArcCurve.prototype.constructor = THREE.ArcCurve;

// File:src/extras/curves/LineCurve3.js

/**************************************************************
 *	Line3D
 **************************************************************/

THREE.LineCurve3 = THREE.Curve.create(

	function ( v1, v2 ) {

		this.v1 = v1;
		this.v2 = v2;

	},

	function ( t ) {

		var vector = new THREE.Vector3();

		vector.subVectors( this.v2, this.v1 ); // diff
		vector.multiplyScalar( t );
		vector.add( this.v1 );

		return vector;

	}

);

// File:src/extras/curves/QuadraticBezierCurve3.js

/**************************************************************
 *	Quadratic Bezier 3D curve
 **************************************************************/

THREE.QuadraticBezierCurve3 = THREE.Curve.create(

	function ( v0, v1, v2 ) {

		this.v0 = v0;
		this.v1 = v1;
		this.v2 = v2;

	},

	function ( t ) {

		var b2 = THREE.ShapeUtils.b2;		

		return new THREE.Vector3(
			b2( t, this.v0.x, this.v1.x, this.v2.x ),
			b2( t, this.v0.y, this.v1.y, this.v2.y ),
			b2( t, this.v0.z, this.v1.z, this.v2.z )
		);

	}

);

// File:src/extras/curves/CubicBezierCurve3.js

/**************************************************************
 *	Cubic Bezier 3D curve
 **************************************************************/

THREE.CubicBezierCurve3 = THREE.Curve.create(

	function ( v0, v1, v2, v3 ) {

		this.v0 = v0;
		this.v1 = v1;
		this.v2 = v2;
		this.v3 = v3;

	},

	function ( t ) {

		var b3 = THREE.ShapeUtils.b3;

		return new THREE.Vector3(
			b3( t, this.v0.x, this.v1.x, this.v2.x, this.v3.x ),
			b3( t, this.v0.y, this.v1.y, this.v2.y, this.v3.y ),
			b3( t, this.v0.z, this.v1.z, this.v2.z, this.v3.z )
		);

	}

);

// File:src/extras/curves/SplineCurve3.js

/**************************************************************
 *	Spline 3D curve
 **************************************************************/


THREE.SplineCurve3 = THREE.Curve.create(

	function ( points /* array of Vector3 */ ) {

		console.warn( 'THREE.SplineCurve3 will be deprecated. Please use THREE.CatmullRomCurve3' );
		this.points = ( points == undefined ) ? [] : points;

	},

	function ( t ) {

		var points = this.points;
		var point = ( points.length - 1 ) * t;

		var intPoint = Math.floor( point );
		var weight = point - intPoint;

		var point0 = points[ intPoint == 0 ? intPoint : intPoint - 1 ];
		var point1 = points[ intPoint ];
		var point2 = points[ intPoint > points.length - 2 ? points.length - 1 : intPoint + 1 ];
		var point3 = points[ intPoint > points.length - 3 ? points.length - 1 : intPoint + 2 ];

		var interpolate = THREE.CurveUtils.interpolate;

		return new THREE.Vector3(
			interpolate( point0.x, point1.x, point2.x, point3.x, weight ),
			interpolate( point0.y, point1.y, point2.y, point3.y, weight ),
			interpolate( point0.z, point1.z, point2.z, point3.z, weight )
		);

	}

);

// File:src/extras/curves/CatmullRomCurve3.js

/**
 * @author zz85 https://github.com/zz85
 *
 * Centripetal CatmullRom Curve - which is useful for avoiding
 * cusps and self-intersections in non-uniform catmull rom curves.
 * http://www.cemyuksel.com/research/catmullrom_param/catmullrom.pdf
 *
 * curve.type accepts centripetal(default), chordal and catmullrom
 * curve.tension is used for catmullrom which defaults to 0.5
 */

THREE.CatmullRomCurve3 = ( function() {

	var
		tmp = new THREE.Vector3(),
		px = new CubicPoly(),
		py = new CubicPoly(),
		pz = new CubicPoly();

	/*
	Based on an optimized c++ solution in
	 - http://stackoverflow.com/questions/9489736/catmull-rom-curve-with-no-cusps-and-no-self-intersections/
	 - http://ideone.com/NoEbVM

	This CubicPoly class could be used for reusing some variables and calculations,
	but for three.js curve use, it could be possible inlined and flatten into a single function call
	which can be placed in CurveUtils.
	*/

	function CubicPoly() {

	}

	/*
	 * Compute coefficients for a cubic polynomial
	 *   p(s) = c0 + c1*s + c2*s^2 + c3*s^3
	 * such that
	 *   p(0) = x0, p(1) = x1
	 *  and
	 *   p'(0) = t0, p'(1) = t1.
	 */
	CubicPoly.prototype.init = function( x0, x1, t0, t1 ) {

		this.c0 = x0;
		this.c1 = t0;
		this.c2 = - 3 * x0 + 3 * x1 - 2 * t0 - t1;
		this.c3 = 2 * x0 - 2 * x1 + t0 + t1;

	};

	CubicPoly.prototype.initNonuniformCatmullRom = function( x0, x1, x2, x3, dt0, dt1, dt2 ) {

		// compute tangents when parameterized in [t1,t2]
		var t1 = ( x1 - x0 ) / dt0 - ( x2 - x0 ) / ( dt0 + dt1 ) + ( x2 - x1 ) / dt1;
		var t2 = ( x2 - x1 ) / dt1 - ( x3 - x1 ) / ( dt1 + dt2 ) + ( x3 - x2 ) / dt2;

		// rescale tangents for parametrization in [0,1]
		t1 *= dt1;
		t2 *= dt1;

		// initCubicPoly
		this.init( x1, x2, t1, t2 );

	};

	// standard Catmull-Rom spline: interpolate between x1 and x2 with previous/following points x1/x4
	CubicPoly.prototype.initCatmullRom = function( x0, x1, x2, x3, tension ) {

		this.init( x1, x2, tension * ( x2 - x0 ), tension * ( x3 - x1 ) );

	};

	CubicPoly.prototype.calc = function( t ) {

		var t2 = t * t;
		var t3 = t2 * t;
		return this.c0 + this.c1 * t + this.c2 * t2 + this.c3 * t3;

	};

	// Subclass Three.js curve
	return THREE.Curve.create(

		function ( p /* array of Vector3 */ ) {

			this.points = p || [];

		},

		function ( t ) {

			var points = this.points,
				point, intPoint, weight, l;

			l = points.length;

			if ( l < 2 ) console.log( 'duh, you need at least 2 points' );

			point = ( l - 1 ) * t;
			intPoint = Math.floor( point );
			weight = point - intPoint;

			if ( weight === 0 && intPoint === l - 1 ) {

				intPoint = l - 2;
				weight = 1;

			}

			var p0, p1, p2, p3;

			if ( intPoint === 0 ) {

				// extrapolate first point
				tmp.subVectors( points[ 0 ], points[ 1 ] ).add( points[ 0 ] );
				p0 = tmp;

			} else {

				p0 = points[ intPoint - 1 ];

			}

			p1 = points[ intPoint ];
			p2 = points[ intPoint + 1 ];

			if ( intPoint + 2 < l ) {

				p3 = points[ intPoint + 2 ]

			} else {

				// extrapolate last point
				tmp.subVectors( points[ l - 1 ], points[ l - 2 ] ).add( points[ l - 2 ] );
				p3 = tmp;

			}

			if ( this.type === undefined || this.type === 'centripetal' || this.type === 'chordal' ) {

				// init Centripetal / Chordal Catmull-Rom
				var pow = this.type === 'chordal' ? 0.5 : 0.25;
				var dt0 = Math.pow( p0.distanceToSquared( p1 ), pow );
				var dt1 = Math.pow( p1.distanceToSquared( p2 ), pow );
				var dt2 = Math.pow( p2.distanceToSquared( p3 ), pow );

				// safety check for repeated points
				if ( dt1 < 1e-4 ) dt1 = 1.0;
				if ( dt0 < 1e-4 ) dt0 = dt1;
				if ( dt2 < 1e-4 ) dt2 = dt1;

				px.initNonuniformCatmullRom( p0.x, p1.x, p2.x, p3.x, dt0, dt1, dt2 );
				py.initNonuniformCatmullRom( p0.y, p1.y, p2.y, p3.y, dt0, dt1, dt2 );
				pz.initNonuniformCatmullRom( p0.z, p1.z, p2.z, p3.z, dt0, dt1, dt2 );

			} else if ( this.type === 'catmullrom' ) {

				var tension = this.tension !== undefined ? this.tension : 0.5;
				px.initCatmullRom( p0.x, p1.x, p2.x, p3.x, tension );
				py.initCatmullRom( p0.y, p1.y, p2.y, p3.y, tension );
				pz.initCatmullRom( p0.z, p1.z, p2.z, p3.z, tension );

			}

			var v = new THREE.Vector3(
				px.calc( weight ),
				py.calc( weight ),
				pz.calc( weight )
			);

			return v;

		}

	);

} )();

// File:src/extras/curves/ClosedSplineCurve3.js

/**************************************************************
 *	Closed Spline 3D curve
 **************************************************************/


THREE.ClosedSplineCurve3 = THREE.Curve.create(

	function ( points /* array of Vector3 */ ) {

		this.points = ( points == undefined ) ? [] : points;

	},

	function ( t ) {

		var points = this.points;
		var point = ( points.length - 0 ) * t; // This needs to be from 0-length +1

		var intPoint = Math.floor( point );
		var weight = point - intPoint;

		intPoint += intPoint > 0 ? 0 : ( Math.floor( Math.abs( intPoint ) / points.length ) + 1 ) * points.length;

		var point0 = points[ ( intPoint - 1 ) % points.length ];
		var point1 = points[ ( intPoint     ) % points.length ];
		var point2 = points[ ( intPoint + 1 ) % points.length ];
		var point3 = points[ ( intPoint + 2 ) % points.length ];

		var interpolate = THREE.CurveUtils.interpolate;

		return new THREE.Vector3(
			interpolate( point0.x, point1.x, point2.x, point3.x, weight ),
			interpolate( point0.y, point1.y, point2.y, point3.y, weight ),
			interpolate( point0.z, point1.z, point2.z, point3.z, weight )
		);

	}

);

// File:src/extras/geometries/BoxGeometry.js

/**
 * @author mrdoob / http://mrdoob.com/
 * based on http://papervision3d.googlecode.com/svn/trunk/as3/trunk/src/org/papervision3d/objects/primitives/Cube.as
 */

THREE.BoxGeometry = function ( width, height, depth, widthSegments, heightSegments, depthSegments ) {

	THREE.Geometry.call( this );

	this.type = 'BoxGeometry';

	this.parameters = {
		width: width,
		height: height,
		depth: depth,
		widthSegments: widthSegments,
		heightSegments: heightSegments,
		depthSegments: depthSegments
	};

	this.widthSegments = widthSegments || 1;
	this.heightSegments = heightSegments || 1;
	this.depthSegments = depthSegments || 1;

	var scope = this;

	var width_half = width / 2;
	var height_half = height / 2;
	var depth_half = depth / 2;

	buildPlane( 'z', 'y', - 1, - 1, depth, height, width_half, 0 ); // px
	buildPlane( 'z', 'y',   1, - 1, depth, height, - width_half, 1 ); // nx
	buildPlane( 'x', 'z',   1,   1, width, depth, height_half, 2 ); // py
	buildPlane( 'x', 'z',   1, - 1, width, depth, - height_half, 3 ); // ny
	buildPlane( 'x', 'y',   1, - 1, width, height, depth_half, 4 ); // pz
	buildPlane( 'x', 'y', - 1, - 1, width, height, - depth_half, 5 ); // nz

	function buildPlane( u, v, udir, vdir, width, height, depth, materialIndex ) {

		var w, ix, iy,
		gridX = scope.widthSegments,
		gridY = scope.heightSegments,
		width_half = width / 2,
		height_half = height / 2,
		offset = scope.vertices.length;

		if ( ( u === 'x' && v === 'y' ) || ( u === 'y' && v === 'x' ) ) {

			w = 'z';

		} else if ( ( u === 'x' && v === 'z' ) || ( u === 'z' && v === 'x' ) ) {

			w = 'y';
			gridY = scope.depthSegments;

		} else if ( ( u === 'z' && v === 'y' ) || ( u === 'y' && v === 'z' ) ) {

			w = 'x';
			gridX = scope.depthSegments;

		}

		var gridX1 = gridX + 1,
		gridY1 = gridY + 1,
		segment_width = width / gridX,
		segment_height = height / gridY,
		normal = new THREE.Vector3();

		normal[ w ] = depth > 0 ? 1 : - 1;

		for ( iy = 0; iy < gridY1; iy ++ ) {

			for ( ix = 0; ix < gridX1; ix ++ ) {

				var vector = new THREE.Vector3();
				vector[ u ] = ( ix * segment_width - width_half ) * udir;
				vector[ v ] = ( iy * segment_height - height_half ) * vdir;
				vector[ w ] = depth;

				scope.vertices.push( vector );

			}

		}

		for ( iy = 0; iy < gridY; iy ++ ) {

			for ( ix = 0; ix < gridX; ix ++ ) {

				var a = ix + gridX1 * iy;
				var b = ix + gridX1 * ( iy + 1 );
				var c = ( ix + 1 ) + gridX1 * ( iy + 1 );
				var d = ( ix + 1 ) + gridX1 * iy;

				var uva = new THREE.Vector2( ix / gridX, 1 - iy / gridY );
				var uvb = new THREE.Vector2( ix / gridX, 1 - ( iy + 1 ) / gridY );
				var uvc = new THREE.Vector2( ( ix + 1 ) / gridX, 1 - ( iy + 1 ) / gridY );
				var uvd = new THREE.Vector2( ( ix + 1 ) / gridX, 1 - iy / gridY );

				var face = new THREE.Face3( a + offset, b + offset, d + offset );
				face.normal.copy( normal );
				face.vertexNormals.push( normal.clone(), normal.clone(), normal.clone() );
				face.materialIndex = materialIndex;

				scope.faces.push( face );
				scope.faceVertexUvs[ 0 ].push( [ uva, uvb, uvd ] );

				face = new THREE.Face3( b + offset, c + offset, d + offset );
				face.normal.copy( normal );
				face.vertexNormals.push( normal.clone(), normal.clone(), normal.clone() );
				face.materialIndex = materialIndex;

				scope.faces.push( face );
				scope.faceVertexUvs[ 0 ].push( [ uvb.clone(), uvc, uvd.clone() ] );

			}

		}

	}

	this.mergeVertices();

};

THREE.BoxGeometry.prototype = Object.create( THREE.Geometry.prototype );
THREE.BoxGeometry.prototype.constructor = THREE.BoxGeometry;

THREE.BoxGeometry.prototype.clone = function () {

	var parameters = this.parameters;

	return new THREE.BoxGeometry(
		parameters.width,
		parameters.height,
		parameters.depth,
		parameters.widthSegments,
		parameters.heightSegments,
		parameters.depthSegments
	);

};

THREE.CubeGeometry = THREE.BoxGeometry; // backwards compatibility

// File:src/extras/geometries/CircleGeometry.js

/**
 * @author hughes
 */

THREE.CircleGeometry = function ( radius, segments, thetaStart, thetaLength ) {

	THREE.Geometry.call( this );

	this.type = 'CircleGeometry';

	this.parameters = {
		radius: radius,
		segments: segments,
		thetaStart: thetaStart,
		thetaLength: thetaLength
	};

	this.fromBufferGeometry( new THREE.CircleBufferGeometry( radius, segments, thetaStart, thetaLength ) );

};

THREE.CircleGeometry.prototype = Object.create( THREE.Geometry.prototype );
THREE.CircleGeometry.prototype.constructor = THREE.CircleGeometry;

THREE.CircleGeometry.prototype.clone = function () {

	var parameters = this.parameters;

	return new THREE.CircleGeometry(
		parameters.radius,
		parameters.segments,
		parameters.thetaStart,
		parameters.thetaLength
	);

};

// File:src/extras/geometries/CircleBufferGeometry.js

/**
 * @author benaadams / https://twitter.com/ben_a_adams
 */

THREE.CircleBufferGeometry = function ( radius, segments, thetaStart, thetaLength ) {

	THREE.BufferGeometry.call( this );

	this.type = 'CircleBufferGeometry';

	this.parameters = {
		radius: radius,
		segments: segments,
		thetaStart: thetaStart,
		thetaLength: thetaLength
	};

	radius = radius || 50;
	segments = segments !== undefined ? Math.max( 3, segments ) : 8;

	thetaStart = thetaStart !== undefined ? thetaStart : 0;
	thetaLength = thetaLength !== undefined ? thetaLength : Math.PI * 2;

	var vertices = segments + 2;

	var positions = new Float32Array( vertices * 3 );
	var normals = new Float32Array( vertices * 3 );
	var uvs = new Float32Array( vertices * 2 );

	// center data is already zero, but need to set a few extras
	normals[ 2 ] = 1.0;
	uvs[ 0 ] = 0.5;
	uvs[ 1 ] = 0.5;

	for ( var s = 0, i = 3, ii = 2 ; s <= segments; s ++, i += 3, ii += 2 ) {

		var segment = thetaStart + s / segments * thetaLength;

		positions[ i ] = radius * Math.cos( segment );
		positions[ i + 1 ] = radius * Math.sin( segment );

		normals[ i + 2 ] = 1; // normal z

		uvs[ ii ] = ( positions[ i ] / radius + 1 ) / 2;
		uvs[ ii + 1 ] = ( positions[ i + 1 ] / radius + 1 ) / 2;

	}

	var indices = [];

	for ( var i = 1; i <= segments; i ++ ) {

		indices.push( i, i + 1, 0 );

	}

	this.setIndex( new THREE.BufferAttribute( new Uint16Array( indices ), 1 ) );
	this.addAttribute( 'position', new THREE.BufferAttribute( positions, 3 ) );
	this.addAttribute( 'normal', new THREE.BufferAttribute( normals, 3 ) );
	this.addAttribute( 'uv', new THREE.BufferAttribute( uvs, 2 ) );

	this.boundingSphere = new THREE.Sphere( new THREE.Vector3(), radius );

};

THREE.CircleBufferGeometry.prototype = Object.create( THREE.BufferGeometry.prototype );
THREE.CircleBufferGeometry.prototype.constructor = THREE.CircleBufferGeometry;

THREE.CircleBufferGeometry.prototype.clone = function () {

	var parameters = this.parameters;

	return new THREE.CircleBufferGeometry(
		parameters.radius,
		parameters.segments,
		parameters.thetaStart,
		parameters.thetaLength
	);

};

// File:src/extras/geometries/CylinderGeometry.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.CylinderGeometry = function ( radiusTop, radiusBottom, height, radialSegments, heightSegments, openEnded, thetaStart, thetaLength ) {

	THREE.Geometry.call( this );

	this.type = 'CylinderGeometry';

	this.parameters = {
		radiusTop: radiusTop,
		radiusBottom: radiusBottom,
		height: height,
		radialSegments: radialSegments,
		heightSegments: heightSegments,
		openEnded: openEnded,
		thetaStart: thetaStart,
		thetaLength: thetaLength
	};

	radiusTop = radiusTop !== undefined ? radiusTop : 20;
	radiusBottom = radiusBottom !== undefined ? radiusBottom : 20;
	height = height !== undefined ? height : 100;

	radialSegments = radialSegments || 8;
	heightSegments = heightSegments || 1;

	openEnded = openEnded !== undefined ? openEnded : false;
	thetaStart = thetaStart !== undefined ? thetaStart : 0;
	thetaLength = thetaLength !== undefined ? thetaLength : 2 * Math.PI;

	var heightHalf = height / 2;

	var x, y, vertices = [], uvs = [];

	for ( y = 0; y <= heightSegments; y ++ ) {

		var verticesRow = [];
		var uvsRow = [];

		var v = y / heightSegments;
		var radius = v * ( radiusBottom - radiusTop ) + radiusTop;

		for ( x = 0; x <= radialSegments; x ++ ) {

			var u = x / radialSegments;

			var vertex = new THREE.Vector3();
			vertex.x = radius * Math.sin( u * thetaLength + thetaStart );
			vertex.y = - v * height + heightHalf;
			vertex.z = radius * Math.cos( u * thetaLength + thetaStart );

			this.vertices.push( vertex );

			verticesRow.push( this.vertices.length - 1 );
			uvsRow.push( new THREE.Vector2( u, 1 - v ) );

		}

		vertices.push( verticesRow );
		uvs.push( uvsRow );

	}

	var tanTheta = ( radiusBottom - radiusTop ) / height;
	var na, nb;

	for ( x = 0; x < radialSegments; x ++ ) {

		if ( radiusTop !== 0 ) {

			na = this.vertices[ vertices[ 0 ][ x ] ].clone();
			nb = this.vertices[ vertices[ 0 ][ x + 1 ] ].clone();

		} else {

			na = this.vertices[ vertices[ 1 ][ x ] ].clone();
			nb = this.vertices[ vertices[ 1 ][ x + 1 ] ].clone();

		}

		na.setY( Math.sqrt( na.x * na.x + na.z * na.z ) * tanTheta ).normalize();
		nb.setY( Math.sqrt( nb.x * nb.x + nb.z * nb.z ) * tanTheta ).normalize();

		for ( y = 0; y < heightSegments; y ++ ) {

			var v1 = vertices[ y ][ x ];
			var v2 = vertices[ y + 1 ][ x ];
			var v3 = vertices[ y + 1 ][ x + 1 ];
			var v4 = vertices[ y ][ x + 1 ];

			var n1 = na.clone();
			var n2 = na.clone();
			var n3 = nb.clone();
			var n4 = nb.clone();

			var uv1 = uvs[ y ][ x ].clone();
			var uv2 = uvs[ y + 1 ][ x ].clone();
			var uv3 = uvs[ y + 1 ][ x + 1 ].clone();
			var uv4 = uvs[ y ][ x + 1 ].clone();

			this.faces.push( new THREE.Face3( v1, v2, v4, [ n1, n2, n4 ] ) );
			this.faceVertexUvs[ 0 ].push( [ uv1, uv2, uv4 ] );

			this.faces.push( new THREE.Face3( v2, v3, v4, [ n2.clone(), n3, n4.clone() ] ) );
			this.faceVertexUvs[ 0 ].push( [ uv2.clone(), uv3, uv4.clone() ] );

		}

	}

	// top cap

	if ( openEnded === false && radiusTop > 0 ) {

		this.vertices.push( new THREE.Vector3( 0, heightHalf, 0 ) );

		for ( x = 0; x < radialSegments; x ++ ) {

			var v1 = vertices[ 0 ][ x ];
			var v2 = vertices[ 0 ][ x + 1 ];
			var v3 = this.vertices.length - 1;

			var n1 = new THREE.Vector3( 0, 1, 0 );
			var n2 = new THREE.Vector3( 0, 1, 0 );
			var n3 = new THREE.Vector3( 0, 1, 0 );

			var uv1 = uvs[ 0 ][ x ].clone();
			var uv2 = uvs[ 0 ][ x + 1 ].clone();
			var uv3 = new THREE.Vector2( uv2.x, 0 );

			this.faces.push( new THREE.Face3( v1, v2, v3, [ n1, n2, n3 ], undefined, 1 ) );
			this.faceVertexUvs[ 0 ].push( [ uv1, uv2, uv3 ] );

		}

	}

	// bottom cap

	if ( openEnded === false && radiusBottom > 0 ) {

		this.vertices.push( new THREE.Vector3( 0, - heightHalf, 0 ) );

		for ( x = 0; x < radialSegments; x ++ ) {

			var v1 = vertices[ heightSegments ][ x + 1 ];
			var v2 = vertices[ heightSegments ][ x ];
			var v3 = this.vertices.length - 1;

			var n1 = new THREE.Vector3( 0, - 1, 0 );
			var n2 = new THREE.Vector3( 0, - 1, 0 );
			var n3 = new THREE.Vector3( 0, - 1, 0 );

			var uv1 = uvs[ heightSegments ][ x + 1 ].clone();
			var uv2 = uvs[ heightSegments ][ x ].clone();
			var uv3 = new THREE.Vector2( uv2.x, 1 );

			this.faces.push( new THREE.Face3( v1, v2, v3, [ n1, n2, n3 ], undefined, 2 ) );
			this.faceVertexUvs[ 0 ].push( [ uv1, uv2, uv3 ] );

		}

	}

	this.computeFaceNormals();

};

THREE.CylinderGeometry.prototype = Object.create( THREE.Geometry.prototype );
THREE.CylinderGeometry.prototype.constructor = THREE.CylinderGeometry;

THREE.CylinderGeometry.prototype.clone = function () {

	var parameters = this.parameters;

	return new THREE.CylinderGeometry(
		parameters.radiusTop,
		parameters.radiusBottom,
		parameters.height,
		parameters.radialSegments,
		parameters.heightSegments,
		parameters.openEnded,
		parameters.thetaStart,
		parameters.thetaLength
	);

};

// File:src/extras/geometries/EdgesGeometry.js

/**
 * @author WestLangley / http://github.com/WestLangley
 */

THREE.EdgesGeometry = function ( geometry, thresholdAngle ) {

	THREE.BufferGeometry.call( this );

	thresholdAngle = ( thresholdAngle !== undefined ) ? thresholdAngle : 1;

	var thresholdDot = Math.cos( THREE.Math.degToRad( thresholdAngle ) );

	var edge = [ 0, 0 ], hash = {};

	function sortFunction( a, b ) {

		return a - b;

	}

	var keys = [ 'a', 'b', 'c' ];

	var geometry2;

	if ( geometry instanceof THREE.BufferGeometry ) {

		geometry2 = new THREE.Geometry();
		geometry2.fromBufferGeometry( geometry );

	} else {

		geometry2 = geometry.clone();

	}

	geometry2.mergeVertices();
	geometry2.computeFaceNormals();

	var vertices = geometry2.vertices;
	var faces = geometry2.faces;

	for ( var i = 0, l = faces.length; i < l; i ++ ) {

		var face = faces[ i ];

		for ( var j = 0; j < 3; j ++ ) {

			edge[ 0 ] = face[ keys[ j ] ];
			edge[ 1 ] = face[ keys[ ( j + 1 ) % 3 ] ];
			edge.sort( sortFunction );

			var key = edge.toString();

			if ( hash[ key ] === undefined ) {

				hash[ key ] = { vert1: edge[ 0 ], vert2: edge[ 1 ], face1: i, face2: undefined };

			} else {

				hash[ key ].face2 = i;

			}

		}

	}

	var coords = [];

	for ( var key in hash ) {

		var h = hash[ key ];

		if ( h.face2 === undefined || faces[ h.face1 ].normal.dot( faces[ h.face2 ].normal ) <= thresholdDot ) {

			var vertex = vertices[ h.vert1 ];
			coords.push( vertex.x );
			coords.push( vertex.y );
			coords.push( vertex.z );

			vertex = vertices[ h.vert2 ];
			coords.push( vertex.x );
			coords.push( vertex.y );
			coords.push( vertex.z );

		}

	}

	this.addAttribute( 'position', new THREE.BufferAttribute( new Float32Array( coords ), 3 ) );

};

THREE.EdgesGeometry.prototype = Object.create( THREE.BufferGeometry.prototype );
THREE.EdgesGeometry.prototype.constructor = THREE.EdgesGeometry;

// File:src/extras/geometries/ExtrudeGeometry.js

/**
 * @author zz85 / http://www.lab4games.net/zz85/blog
 *
 * Creates extruded geometry from a path shape.
 *
 * parameters = {
 *
 *  curveSegments: <int>, // number of points on the curves
 *  steps: <int>, // number of points for z-side extrusions / used for subdividing segments of extrude spline too
 *  amount: <int>, // Depth to extrude the shape
 *
 *  bevelEnabled: <bool>, // turn on bevel
 *  bevelThickness: <float>, // how deep into the original shape bevel goes
 *  bevelSize: <float>, // how far from shape outline is bevel
 *  bevelSegments: <int>, // number of bevel layers
 *
 *  extrudePath: <THREE.CurvePath> // 3d spline path to extrude shape along. (creates Frames if .frames aren't defined)
 *  frames: <THREE.TubeGeometry.FrenetFrames> // containing arrays of tangents, normals, binormals
 *
 *  uvGenerator: <Object> // object that provides UV generator functions
 *
 * }
 **/

THREE.ExtrudeGeometry = function ( shapes, options ) {

	if ( typeof( shapes ) === "undefined" ) {

		shapes = [];
		return;

	}

	THREE.Geometry.call( this );

	this.type = 'ExtrudeGeometry';

	shapes = Array.isArray( shapes ) ? shapes : [ shapes ];

	this.addShapeList( shapes, options );

	this.computeFaceNormals();

	// can't really use automatic vertex normals
	// as then front and back sides get smoothed too
	// should do separate smoothing just for sides

	//this.computeVertexNormals();

	//console.log( "took", ( Date.now() - startTime ) );

};

THREE.ExtrudeGeometry.prototype = Object.create( THREE.Geometry.prototype );
THREE.ExtrudeGeometry.prototype.constructor = THREE.ExtrudeGeometry;

THREE.ExtrudeGeometry.prototype.addShapeList = function ( shapes, options ) {

	var sl = shapes.length;

	for ( var s = 0; s < sl; s ++ ) {

		var shape = shapes[ s ];
		this.addShape( shape, options );

	}

};

THREE.ExtrudeGeometry.prototype.addShape = function ( shape, options ) {

	var amount = options.amount !== undefined ? options.amount : 100;

	var bevelThickness = options.bevelThickness !== undefined ? options.bevelThickness : 6; // 10
	var bevelSize = options.bevelSize !== undefined ? options.bevelSize : bevelThickness - 2; // 8
	var bevelSegments = options.bevelSegments !== undefined ? options.bevelSegments : 3;

	var bevelEnabled = options.bevelEnabled !== undefined ? options.bevelEnabled : true; // false

	var curveSegments = options.curveSegments !== undefined ? options.curveSegments : 12;

	var steps = options.steps !== undefined ? options.steps : 1;

	var extrudePath = options.extrudePath;
	var extrudePts, extrudeByPath = false;

	// Use default WorldUVGenerator if no UV generators are specified.
	var uvgen = options.UVGenerator !== undefined ? options.UVGenerator : THREE.ExtrudeGeometry.WorldUVGenerator;

	var splineTube, binormal, normal, position2;
	if ( extrudePath ) {

		extrudePts = extrudePath.getSpacedPoints( steps );

		extrudeByPath = true;
		bevelEnabled = false; // bevels not supported for path extrusion

		// SETUP TNB variables

		// Reuse TNB from TubeGeomtry for now.
		// TODO1 - have a .isClosed in spline?

		splineTube = options.frames !== undefined ? options.frames : new THREE.TubeGeometry.FrenetFrames( extrudePath, steps, false );

		// console.log(splineTube, 'splineTube', splineTube.normals.length, 'steps', steps, 'extrudePts', extrudePts.length);

		binormal = new THREE.Vector3();
		normal = new THREE.Vector3();
		position2 = new THREE.Vector3();

	}

	// Safeguards if bevels are not enabled

	if ( ! bevelEnabled ) {

		bevelSegments = 0;
		bevelThickness = 0;
		bevelSize = 0;

	}

	// Variables initialization

	var ahole, h, hl; // looping of holes
	var scope = this;

	var shapesOffset = this.vertices.length;

	var shapePoints = shape.extractPoints( curveSegments );

	var vertices = shapePoints.shape;
	var holes = shapePoints.holes;

	var reverse = ! THREE.ShapeUtils.isClockWise( vertices );

	if ( reverse ) {

		vertices = vertices.reverse();

		// Maybe we should also check if holes are in the opposite direction, just to be safe ...

		for ( h = 0, hl = holes.length; h < hl; h ++ ) {

			ahole = holes[ h ];

			if ( THREE.ShapeUtils.isClockWise( ahole ) ) {

				holes[ h ] = ahole.reverse();

			}

		}

		reverse = false; // If vertices are in order now, we shouldn't need to worry about them again (hopefully)!

	}


	var faces = THREE.ShapeUtils.triangulateShape( vertices, holes );

	/* Vertices */

	var contour = vertices; // vertices has all points but contour has only points of circumference

	for ( h = 0, hl = holes.length; h < hl; h ++ ) {

		ahole = holes[ h ];

		vertices = vertices.concat( ahole );

	}


	function scalePt2 ( pt, vec, size ) {

		if ( ! vec ) console.error( "THREE.ExtrudeGeometry: vec does not exist" );

		return vec.clone().multiplyScalar( size ).add( pt );

	}

	var b, bs, t, z,
		vert, vlen = vertices.length,
		face, flen = faces.length;


	// Find directions for point movement


	function getBevelVec( inPt, inPrev, inNext ) {

		// computes for inPt the corresponding point inPt' on a new contour
		//   shifted by 1 unit (length of normalized vector) to the left
		// if we walk along contour clockwise, this new contour is outside the old one
		//
		// inPt' is the intersection of the two lines parallel to the two
		//  adjacent edges of inPt at a distance of 1 unit on the left side.

		var v_trans_x, v_trans_y, shrink_by = 1;		// resulting translation vector for inPt

		// good reading for geometry algorithms (here: line-line intersection)
		// http://geomalgorithms.com/a05-_intersect-1.html

		var v_prev_x = inPt.x - inPrev.x, v_prev_y = inPt.y - inPrev.y;
		var v_next_x = inNext.x - inPt.x, v_next_y = inNext.y - inPt.y;

		var v_prev_lensq = ( v_prev_x * v_prev_x + v_prev_y * v_prev_y );

		// check for collinear edges
		var collinear0 = ( v_prev_x * v_next_y - v_prev_y * v_next_x );

		if ( Math.abs( collinear0 ) > Number.EPSILON ) {

			// not collinear

			// length of vectors for normalizing

			var v_prev_len = Math.sqrt( v_prev_lensq );
			var v_next_len = Math.sqrt( v_next_x * v_next_x + v_next_y * v_next_y );

			// shift adjacent points by unit vectors to the left

			var ptPrevShift_x = ( inPrev.x - v_prev_y / v_prev_len );
			var ptPrevShift_y = ( inPrev.y + v_prev_x / v_prev_len );

			var ptNextShift_x = ( inNext.x - v_next_y / v_next_len );
			var ptNextShift_y = ( inNext.y + v_next_x / v_next_len );

			// scaling factor for v_prev to intersection point

			var sf = (  ( ptNextShift_x - ptPrevShift_x ) * v_next_y -
						( ptNextShift_y - ptPrevShift_y ) * v_next_x    ) /
					  ( v_prev_x * v_next_y - v_prev_y * v_next_x );

			// vector from inPt to intersection point

			v_trans_x = ( ptPrevShift_x + v_prev_x * sf - inPt.x );
			v_trans_y = ( ptPrevShift_y + v_prev_y * sf - inPt.y );

			// Don't normalize!, otherwise sharp corners become ugly
			//  but prevent crazy spikes
			var v_trans_lensq = ( v_trans_x * v_trans_x + v_trans_y * v_trans_y );
			if ( v_trans_lensq <= 2 ) {

				return	new THREE.Vector2( v_trans_x, v_trans_y );

			} else {

				shrink_by = Math.sqrt( v_trans_lensq / 2 );

			}

		} else {

			// handle special case of collinear edges

			var direction_eq = false;		// assumes: opposite
			if ( v_prev_x > Number.EPSILON ) {

				if ( v_next_x > Number.EPSILON ) {

					direction_eq = true;

				}

			} else {

				if ( v_prev_x < - Number.EPSILON ) {

					if ( v_next_x < - Number.EPSILON ) {

						direction_eq = true;

					}

				} else {

					if ( Math.sign( v_prev_y ) === Math.sign( v_next_y ) ) {

						direction_eq = true;

					}

				}

			}

			if ( direction_eq ) {

				// console.log("Warning: lines are a straight sequence");
				v_trans_x = - v_prev_y;
				v_trans_y =  v_prev_x;
				shrink_by = Math.sqrt( v_prev_lensq );

			} else {

				// console.log("Warning: lines are a straight spike");
				v_trans_x = v_prev_x;
				v_trans_y = v_prev_y;
				shrink_by = Math.sqrt( v_prev_lensq / 2 );

			}

		}

		return	new THREE.Vector2( v_trans_x / shrink_by, v_trans_y / shrink_by );

	}


	var contourMovements = [];

	for ( var i = 0, il = contour.length, j = il - 1, k = i + 1; i < il; i ++, j ++, k ++ ) {

		if ( j === il ) j = 0;
		if ( k === il ) k = 0;

		//  (j)---(i)---(k)
		// console.log('i,j,k', i, j , k)

		contourMovements[ i ] = getBevelVec( contour[ i ], contour[ j ], contour[ k ] );

	}

	var holesMovements = [], oneHoleMovements, verticesMovements = contourMovements.concat();

	for ( h = 0, hl = holes.length; h < hl; h ++ ) {

		ahole = holes[ h ];

		oneHoleMovements = [];

		for ( i = 0, il = ahole.length, j = il - 1, k = i + 1; i < il; i ++, j ++, k ++ ) {

			if ( j === il ) j = 0;
			if ( k === il ) k = 0;

			//  (j)---(i)---(k)
			oneHoleMovements[ i ] = getBevelVec( ahole[ i ], ahole[ j ], ahole[ k ] );

		}

		holesMovements.push( oneHoleMovements );
		verticesMovements = verticesMovements.concat( oneHoleMovements );

	}


	// Loop bevelSegments, 1 for the front, 1 for the back

	for ( b = 0; b < bevelSegments; b ++ ) {

		//for ( b = bevelSegments; b > 0; b -- ) {

		t = b / bevelSegments;
		z = bevelThickness * ( 1 - t );

		//z = bevelThickness * t;
		bs = bevelSize * ( Math.sin ( t * Math.PI / 2 ) ); // curved
		//bs = bevelSize * t; // linear

		// contract shape

		for ( i = 0, il = contour.length; i < il; i ++ ) {

			vert = scalePt2( contour[ i ], contourMovements[ i ], bs );

			v( vert.x, vert.y,  - z );

		}

		// expand holes

		for ( h = 0, hl = holes.length; h < hl; h ++ ) {

			ahole = holes[ h ];
			oneHoleMovements = holesMovements[ h ];

			for ( i = 0, il = ahole.length; i < il; i ++ ) {

				vert = scalePt2( ahole[ i ], oneHoleMovements[ i ], bs );

				v( vert.x, vert.y,  - z );

			}

		}

	}

	bs = bevelSize;

	// Back facing vertices

	for ( i = 0; i < vlen; i ++ ) {

		vert = bevelEnabled ? scalePt2( vertices[ i ], verticesMovements[ i ], bs ) : vertices[ i ];

		if ( ! extrudeByPath ) {

			v( vert.x, vert.y, 0 );

		} else {

			// v( vert.x, vert.y + extrudePts[ 0 ].y, extrudePts[ 0 ].x );

			normal.copy( splineTube.normals[ 0 ] ).multiplyScalar( vert.x );
			binormal.copy( splineTube.binormals[ 0 ] ).multiplyScalar( vert.y );

			position2.copy( extrudePts[ 0 ] ).add( normal ).add( binormal );

			v( position2.x, position2.y, position2.z );

		}

	}

	// Add stepped vertices...
	// Including front facing vertices

	var s;

	for ( s = 1; s <= steps; s ++ ) {

		for ( i = 0; i < vlen; i ++ ) {

			vert = bevelEnabled ? scalePt2( vertices[ i ], verticesMovements[ i ], bs ) : vertices[ i ];

			if ( ! extrudeByPath ) {

				v( vert.x, vert.y, amount / steps * s );

			} else {

				// v( vert.x, vert.y + extrudePts[ s - 1 ].y, extrudePts[ s - 1 ].x );

				normal.copy( splineTube.normals[ s ] ).multiplyScalar( vert.x );
				binormal.copy( splineTube.binormals[ s ] ).multiplyScalar( vert.y );

				position2.copy( extrudePts[ s ] ).add( normal ).add( binormal );

				v( position2.x, position2.y, position2.z );

			}

		}

	}


	// Add bevel segments planes

	//for ( b = 1; b <= bevelSegments; b ++ ) {
	for ( b = bevelSegments - 1; b >= 0; b -- ) {

		t = b / bevelSegments;
		z = bevelThickness * ( 1 - t );
		//bs = bevelSize * ( 1-Math.sin ( ( 1 - t ) * Math.PI/2 ) );
		bs = bevelSize * Math.sin ( t * Math.PI / 2 );

		// contract shape

		for ( i = 0, il = contour.length; i < il; i ++ ) {

			vert = scalePt2( contour[ i ], contourMovements[ i ], bs );
			v( vert.x, vert.y,  amount + z );

		}

		// expand holes

		for ( h = 0, hl = holes.length; h < hl; h ++ ) {

			ahole = holes[ h ];
			oneHoleMovements = holesMovements[ h ];

			for ( i = 0, il = ahole.length; i < il; i ++ ) {

				vert = scalePt2( ahole[ i ], oneHoleMovements[ i ], bs );

				if ( ! extrudeByPath ) {

					v( vert.x, vert.y,  amount + z );

				} else {

					v( vert.x, vert.y + extrudePts[ steps - 1 ].y, extrudePts[ steps - 1 ].x + z );

				}

			}

		}

	}

	/* Faces */

	// Top and bottom faces

	buildLidFaces();

	// Sides faces

	buildSideFaces();


	/////  Internal functions

	function buildLidFaces() {

		if ( bevelEnabled ) {

			var layer = 0; // steps + 1
			var offset = vlen * layer;

			// Bottom faces

			for ( i = 0; i < flen; i ++ ) {

				face = faces[ i ];
				f3( face[ 2 ] + offset, face[ 1 ] + offset, face[ 0 ] + offset );

			}

			layer = steps + bevelSegments * 2;
			offset = vlen * layer;

			// Top faces

			for ( i = 0; i < flen; i ++ ) {

				face = faces[ i ];
				f3( face[ 0 ] + offset, face[ 1 ] + offset, face[ 2 ] + offset );

			}

		} else {

			// Bottom faces

			for ( i = 0; i < flen; i ++ ) {

				face = faces[ i ];
				f3( face[ 2 ], face[ 1 ], face[ 0 ] );

			}

			// Top faces

			for ( i = 0; i < flen; i ++ ) {

				face = faces[ i ];
				f3( face[ 0 ] + vlen * steps, face[ 1 ] + vlen * steps, face[ 2 ] + vlen * steps );

			}

		}

	}

	// Create faces for the z-sides of the shape

	function buildSideFaces() {

		var layeroffset = 0;
		sidewalls( contour, layeroffset );
		layeroffset += contour.length;

		for ( h = 0, hl = holes.length; h < hl; h ++ ) {

			ahole = holes[ h ];
			sidewalls( ahole, layeroffset );

			//, true
			layeroffset += ahole.length;

		}

	}

	function sidewalls( contour, layeroffset ) {

		var j, k;
		i = contour.length;

		while ( -- i >= 0 ) {

			j = i;
			k = i - 1;
			if ( k < 0 ) k = contour.length - 1;

			//console.log('b', i,j, i-1, k,vertices.length);

			var s = 0, sl = steps  + bevelSegments * 2;

			for ( s = 0; s < sl; s ++ ) {

				var slen1 = vlen * s;
				var slen2 = vlen * ( s + 1 );

				var a = layeroffset + j + slen1,
					b = layeroffset + k + slen1,
					c = layeroffset + k + slen2,
					d = layeroffset + j + slen2;

				f4( a, b, c, d, contour, s, sl, j, k );

			}

		}

	}


	function v( x, y, z ) {

		scope.vertices.push( new THREE.Vector3( x, y, z ) );

	}

	function f3( a, b, c ) {

		a += shapesOffset;
		b += shapesOffset;
		c += shapesOffset;

		scope.faces.push( new THREE.Face3( a, b, c, null, null, 0 ) );

		var uvs = uvgen.generateTopUV( scope, a, b, c );

		scope.faceVertexUvs[ 0 ].push( uvs );

	}

	function f4( a, b, c, d, wallContour, stepIndex, stepsLength, contourIndex1, contourIndex2 ) {

		a += shapesOffset;
		b += shapesOffset;
		c += shapesOffset;
		d += shapesOffset;

		scope.faces.push( new THREE.Face3( a, b, d, null, null, 1 ) );
		scope.faces.push( new THREE.Face3( b, c, d, null, null, 1 ) );

		var uvs = uvgen.generateSideWallUV( scope, a, b, c, d );

		scope.faceVertexUvs[ 0 ].push( [ uvs[ 0 ], uvs[ 1 ], uvs[ 3 ] ] );
		scope.faceVertexUvs[ 0 ].push( [ uvs[ 1 ], uvs[ 2 ], uvs[ 3 ] ] );

	}

};

THREE.ExtrudeGeometry.WorldUVGenerator = {

	generateTopUV: function ( geometry, indexA, indexB, indexC ) {

		var vertices = geometry.vertices;

		var a = vertices[ indexA ];
		var b = vertices[ indexB ];
		var c = vertices[ indexC ];

		return [
			new THREE.Vector2( a.x, a.y ),
			new THREE.Vector2( b.x, b.y ),
			new THREE.Vector2( c.x, c.y )
		];

	},

	generateSideWallUV: function ( geometry, indexA, indexB, indexC, indexD ) {

		var vertices = geometry.vertices;

		var a = vertices[ indexA ];
		var b = vertices[ indexB ];
		var c = vertices[ indexC ];
		var d = vertices[ indexD ];

		if ( Math.abs( a.y - b.y ) < 0.01 ) {

			return [
				new THREE.Vector2( a.x, 1 - a.z ),
				new THREE.Vector2( b.x, 1 - b.z ),
				new THREE.Vector2( c.x, 1 - c.z ),
				new THREE.Vector2( d.x, 1 - d.z )
			];

		} else {

			return [
				new THREE.Vector2( a.y, 1 - a.z ),
				new THREE.Vector2( b.y, 1 - b.z ),
				new THREE.Vector2( c.y, 1 - c.z ),
				new THREE.Vector2( d.y, 1 - d.z )
			];

		}

	}
};

// File:src/extras/geometries/ShapeGeometry.js

/**
 * @author jonobr1 / http://jonobr1.com
 *
 * Creates a one-sided polygonal geometry from a path shape. Similar to
 * ExtrudeGeometry.
 *
 * parameters = {
 *
 *	curveSegments: <int>, // number of points on the curves. NOT USED AT THE MOMENT.
 *
 *	material: <int> // material index for front and back faces
 *	uvGenerator: <Object> // object that provides UV generator functions
 *
 * }
 **/

THREE.ShapeGeometry = function ( shapes, options ) {

	THREE.Geometry.call( this );

	this.type = 'ShapeGeometry';

	if ( Array.isArray( shapes ) === false ) shapes = [ shapes ];

	this.addShapeList( shapes, options );

	this.computeFaceNormals();

};

THREE.ShapeGeometry.prototype = Object.create( THREE.Geometry.prototype );
THREE.ShapeGeometry.prototype.constructor = THREE.ShapeGeometry;

/**
 * Add an array of shapes to THREE.ShapeGeometry.
 */
THREE.ShapeGeometry.prototype.addShapeList = function ( shapes, options ) {

	for ( var i = 0, l = shapes.length; i < l; i ++ ) {

		this.addShape( shapes[ i ], options );

	}

	return this;

};

/**
 * Adds a shape to THREE.ShapeGeometry, based on THREE.ExtrudeGeometry.
 */
THREE.ShapeGeometry.prototype.addShape = function ( shape, options ) {

	if ( options === undefined ) options = {};
	var curveSegments = options.curveSegments !== undefined ? options.curveSegments : 12;

	var material = options.material;
	var uvgen = options.UVGenerator === undefined ? THREE.ExtrudeGeometry.WorldUVGenerator : options.UVGenerator;

	//

	var i, l, hole;

	var shapesOffset = this.vertices.length;
	var shapePoints = shape.extractPoints( curveSegments );

	var vertices = shapePoints.shape;
	var holes = shapePoints.holes;

	var reverse = ! THREE.ShapeUtils.isClockWise( vertices );

	if ( reverse ) {

		vertices = vertices.reverse();

		// Maybe we should also check if holes are in the opposite direction, just to be safe...

		for ( i = 0, l = holes.length; i < l; i ++ ) {

			hole = holes[ i ];

			if ( THREE.ShapeUtils.isClockWise( hole ) ) {

				holes[ i ] = hole.reverse();

			}

		}

		reverse = false;

	}

	var faces = THREE.ShapeUtils.triangulateShape( vertices, holes );

	// Vertices

	for ( i = 0, l = holes.length; i < l; i ++ ) {

		hole = holes[ i ];
		vertices = vertices.concat( hole );

	}

	//

	var vert, vlen = vertices.length;
	var face, flen = faces.length;

	for ( i = 0; i < vlen; i ++ ) {

		vert = vertices[ i ];

		this.vertices.push( new THREE.Vector3( vert.x, vert.y, 0 ) );

	}

	for ( i = 0; i < flen; i ++ ) {

		face = faces[ i ];

		var a = face[ 0 ] + shapesOffset;
		var b = face[ 1 ] + shapesOffset;
		var c = face[ 2 ] + shapesOffset;

		this.faces.push( new THREE.Face3( a, b, c, null, null, material ) );
		this.faceVertexUvs[ 0 ].push( uvgen.generateTopUV( this, a, b, c ) );

	}

};

// File:src/extras/geometries/LatheGeometry.js

/**
 * @author astrodud / http://astrodud.isgreat.org/
 * @author zz85 / https://github.com/zz85
 * @author bhouston / http://clara.io
 */

// points - to create a closed torus, one must use a set of points 
//    like so: [ a, b, c, d, a ], see first is the same as last.
// segments - the number of circumference segments to create
// phiStart - the starting radian
// phiLength - the radian (0 to 2*PI) range of the lathed section
//    2*pi is a closed lathe, less than 2PI is a portion.

THREE.LatheGeometry = function ( points, segments, phiStart, phiLength ) {

	THREE.Geometry.call( this );

	this.type = 'LatheGeometry';

	this.parameters = {
		points: points,
		segments: segments,
		phiStart: phiStart,
		phiLength: phiLength
	};

	segments = segments || 12;
	phiStart = phiStart || 0;
	phiLength = phiLength || 2 * Math.PI;

	var inversePointLength = 1.0 / ( points.length - 1 );
	var inverseSegments = 1.0 / segments;

	for ( var i = 0, il = segments; i <= il; i ++ ) {

		var phi = phiStart + i * inverseSegments * phiLength;

		var c = Math.cos( phi ),
			s = Math.sin( phi );

		for ( var j = 0, jl = points.length; j < jl; j ++ ) {

			var pt = points[ j ];

			var vertex = new THREE.Vector3();

			vertex.x = c * pt.x - s * pt.y;
			vertex.y = s * pt.x + c * pt.y;
			vertex.z = pt.z;

			this.vertices.push( vertex );

		}

	}

	var np = points.length;

	for ( var i = 0, il = segments; i < il; i ++ ) {

		for ( var j = 0, jl = points.length - 1; j < jl; j ++ ) {

			var base = j + np * i;
			var a = base;
			var b = base + np;
			var c = base + 1 + np;
			var d = base + 1;

			var u0 = i * inverseSegments;
			var v0 = j * inversePointLength;
			var u1 = u0 + inverseSegments;
			var v1 = v0 + inversePointLength;

			this.faces.push( new THREE.Face3( a, b, d ) );

			this.faceVertexUvs[ 0 ].push( [

				new THREE.Vector2( u0, v0 ),
				new THREE.Vector2( u1, v0 ),
				new THREE.Vector2( u0, v1 )

			] );

			this.faces.push( new THREE.Face3( b, c, d ) );

			this.faceVertexUvs[ 0 ].push( [

				new THREE.Vector2( u1, v0 ),
				new THREE.Vector2( u1, v1 ),
				new THREE.Vector2( u0, v1 )

			] );


		}

	}

	this.mergeVertices();
	this.computeFaceNormals();
	this.computeVertexNormals();

};

THREE.LatheGeometry.prototype = Object.create( THREE.Geometry.prototype );
THREE.LatheGeometry.prototype.constructor = THREE.LatheGeometry;

// File:src/extras/geometries/PlaneGeometry.js

/**
 * @author mrdoob / http://mrdoob.com/
 * based on http://papervision3d.googlecode.com/svn/trunk/as3/trunk/src/org/papervision3d/objects/primitives/Plane.as
 */

THREE.PlaneGeometry = function ( width, height, widthSegments, heightSegments ) {

	THREE.Geometry.call( this );

	this.type = 'PlaneGeometry';

	this.parameters = {
		width: width,
		height: height,
		widthSegments: widthSegments,
		heightSegments: heightSegments
	};

	this.fromBufferGeometry( new THREE.PlaneBufferGeometry( width, height, widthSegments, heightSegments ) );

};

THREE.PlaneGeometry.prototype = Object.create( THREE.Geometry.prototype );
THREE.PlaneGeometry.prototype.constructor = THREE.PlaneGeometry;

THREE.PlaneGeometry.prototype.clone = function () {

	var parameters = this.parameters;

	return new THREE.PlaneGeometry(
		parameters.width,
		parameters.height,
		parameters.widthSegments,
		parameters.heightSegments
	);

};

// File:src/extras/geometries/PlaneBufferGeometry.js

/**
 * @author mrdoob / http://mrdoob.com/
 * based on http://papervision3d.googlecode.com/svn/trunk/as3/trunk/src/org/papervision3d/objects/primitives/Plane.as
 */

THREE.PlaneBufferGeometry = function ( width, height, widthSegments, heightSegments ) {

	THREE.BufferGeometry.call( this );

	this.type = 'PlaneBufferGeometry';

	this.parameters = {
		width: width,
		height: height,
		widthSegments: widthSegments,
		heightSegments: heightSegments
	};

	var width_half = width / 2;
	var height_half = height / 2;

	var gridX = Math.floor( widthSegments ) || 1;
	var gridY = Math.floor( heightSegments ) || 1;

	var gridX1 = gridX + 1;
	var gridY1 = gridY + 1;

	var segment_width = width / gridX;
	var segment_height = height / gridY;

	var vertices = new Float32Array( gridX1 * gridY1 * 3 );
	var normals = new Float32Array( gridX1 * gridY1 * 3 );
	var uvs = new Float32Array( gridX1 * gridY1 * 2 );

	var offset = 0;
	var offset2 = 0;

	for ( var iy = 0; iy < gridY1; iy ++ ) {

		var y = iy * segment_height - height_half;

		for ( var ix = 0; ix < gridX1; ix ++ ) {

			var x = ix * segment_width - width_half;

			vertices[ offset ] = x;
			vertices[ offset + 1 ] = - y;

			normals[ offset + 2 ] = 1;

			uvs[ offset2 ] = ix / gridX;
			uvs[ offset2 + 1 ] = 1 - ( iy / gridY );

			offset += 3;
			offset2 += 2;

		}

	}

	offset = 0;

	var indices = new ( ( vertices.length / 3 ) > 65535 ? Uint32Array : Uint16Array )( gridX * gridY * 6 );

	for ( var iy = 0; iy < gridY; iy ++ ) {

		for ( var ix = 0; ix < gridX; ix ++ ) {

			var a = ix + gridX1 * iy;
			var b = ix + gridX1 * ( iy + 1 );
			var c = ( ix + 1 ) + gridX1 * ( iy + 1 );
			var d = ( ix + 1 ) + gridX1 * iy;

			indices[ offset ] = a;
			indices[ offset + 1 ] = b;
			indices[ offset + 2 ] = d;

			indices[ offset + 3 ] = b;
			indices[ offset + 4 ] = c;
			indices[ offset + 5 ] = d;

			offset += 6;

		}

	}

	this.setIndex( new THREE.BufferAttribute( indices, 1 ) );
	this.addAttribute( 'position', new THREE.BufferAttribute( vertices, 3 ) );
	this.addAttribute( 'normal', new THREE.BufferAttribute( normals, 3 ) );
	this.addAttribute( 'uv', new THREE.BufferAttribute( uvs, 2 ) );

};

THREE.PlaneBufferGeometry.prototype = Object.create( THREE.BufferGeometry.prototype );
THREE.PlaneBufferGeometry.prototype.constructor = THREE.PlaneBufferGeometry;

THREE.PlaneBufferGeometry.prototype.clone = function () {

	var parameters = this.parameters;

	return new THREE.PlaneBufferGeometry(
		parameters.width,
		parameters.height,
		parameters.widthSegments,
		parameters.heightSegments
	);

};

// File:src/extras/geometries/RingGeometry.js

/**
 * @author Kaleb Murphy
 */

THREE.RingGeometry = function ( innerRadius, outerRadius, thetaSegments, phiSegments, thetaStart, thetaLength ) {

	THREE.Geometry.call( this );

	this.type = 'RingGeometry';

	this.parameters = {
		innerRadius: innerRadius,
		outerRadius: outerRadius,
		thetaSegments: thetaSegments,
		phiSegments: phiSegments,
		thetaStart: thetaStart,
		thetaLength: thetaLength
	};

	innerRadius = innerRadius || 0;
	outerRadius = outerRadius || 50;

	thetaStart = thetaStart !== undefined ? thetaStart : 0;
	thetaLength = thetaLength !== undefined ? thetaLength : Math.PI * 2;

	thetaSegments = thetaSegments !== undefined ? Math.max( 3, thetaSegments ) : 8;
	phiSegments = phiSegments !== undefined ? Math.max( 1, phiSegments ) : 8;

	var i, o, uvs = [], radius = innerRadius, radiusStep = ( ( outerRadius - innerRadius ) / phiSegments );

	for ( i = 0; i < phiSegments + 1; i ++ ) {

		// concentric circles inside ring

		for ( o = 0; o < thetaSegments + 1; o ++ ) {

			// number of segments per circle

			var vertex = new THREE.Vector3();
			var segment = thetaStart + o / thetaSegments * thetaLength;
			vertex.x = radius * Math.cos( segment );
			vertex.y = radius * Math.sin( segment );

			this.vertices.push( vertex );
			uvs.push( new THREE.Vector2( ( vertex.x / outerRadius + 1 ) / 2, ( vertex.y / outerRadius + 1 ) / 2 ) );

		}

		radius += radiusStep;

	}

	var n = new THREE.Vector3( 0, 0, 1 );

	for ( i = 0; i < phiSegments; i ++ ) {

		// concentric circles inside ring

		var thetaSegment = i * ( thetaSegments + 1 );

		for ( o = 0; o < thetaSegments ; o ++ ) {

			// number of segments per circle

			var segment = o + thetaSegment;

			var v1 = segment;
			var v2 = segment + thetaSegments + 1;
			var v3 = segment + thetaSegments + 2;

			this.faces.push( new THREE.Face3( v1, v2, v3, [ n.clone(), n.clone(), n.clone() ] ) );
			this.faceVertexUvs[ 0 ].push( [ uvs[ v1 ].clone(), uvs[ v2 ].clone(), uvs[ v3 ].clone() ] );

			v1 = segment;
			v2 = segment + thetaSegments + 2;
			v3 = segment + 1;

			this.faces.push( new THREE.Face3( v1, v2, v3, [ n.clone(), n.clone(), n.clone() ] ) );
			this.faceVertexUvs[ 0 ].push( [ uvs[ v1 ].clone(), uvs[ v2 ].clone(), uvs[ v3 ].clone() ] );

		}

	}

	this.computeFaceNormals();

	this.boundingSphere = new THREE.Sphere( new THREE.Vector3(), radius );

};

THREE.RingGeometry.prototype = Object.create( THREE.Geometry.prototype );
THREE.RingGeometry.prototype.constructor = THREE.RingGeometry;

THREE.RingGeometry.prototype.clone = function () {

	var parameters = this.parameters;

	return new THREE.RingGeometry(
		parameters.innerRadius,
		parameters.outerRadius,
		parameters.thetaSegments,
		parameters.phiSegments,
		parameters.thetaStart,
		parameters.thetaLength
	);

};

// File:src/extras/geometries/SphereGeometry.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.SphereGeometry = function ( radius, widthSegments, heightSegments, phiStart, phiLength, thetaStart, thetaLength ) {

	THREE.Geometry.call( this );

	this.type = 'SphereGeometry';

	this.parameters = {
		radius: radius,
		widthSegments: widthSegments,
		heightSegments: heightSegments,
		phiStart: phiStart,
		phiLength: phiLength,
		thetaStart: thetaStart,
		thetaLength: thetaLength
	};

	this.fromBufferGeometry( new THREE.SphereBufferGeometry( radius, widthSegments, heightSegments, phiStart, phiLength, thetaStart, thetaLength ) );

};

THREE.SphereGeometry.prototype = Object.create( THREE.Geometry.prototype );
THREE.SphereGeometry.prototype.constructor = THREE.SphereGeometry;

THREE.SphereGeometry.prototype.clone = function () {

	var parameters = this.parameters;

	return new THREE.SphereGeometry(
		parameters.radius,
		parameters.widthSegments,
		parameters.heightSegments,
		parameters.phiStart,
		parameters.phiLength,
		parameters.thetaStart,
		parameters.thetaLength
	);

};

// File:src/extras/geometries/SphereBufferGeometry.js

/**
 * @author benaadams / https://twitter.com/ben_a_adams
 * based on THREE.SphereGeometry
 */

THREE.SphereBufferGeometry = function ( radius, widthSegments, heightSegments, phiStart, phiLength, thetaStart, thetaLength ) {

	THREE.BufferGeometry.call( this );

	this.type = 'SphereBufferGeometry';

	this.parameters = {
		radius: radius,
		widthSegments: widthSegments,
		heightSegments: heightSegments,
		phiStart: phiStart,
		phiLength: phiLength,
		thetaStart: thetaStart,
		thetaLength: thetaLength
	};

	radius = radius || 50;

	widthSegments = Math.max( 3, Math.floor( widthSegments ) || 8 );
	heightSegments = Math.max( 2, Math.floor( heightSegments ) || 6 );

	phiStart = phiStart !== undefined ? phiStart : 0;
	phiLength = phiLength !== undefined ? phiLength : Math.PI * 2;

	thetaStart = thetaStart !== undefined ? thetaStart : 0;
	thetaLength = thetaLength !== undefined ? thetaLength : Math.PI;

	var thetaEnd = thetaStart + thetaLength;

	var vertexCount = ( ( widthSegments + 1 ) * ( heightSegments + 1 ) );

	var positions = new THREE.BufferAttribute( new Float32Array( vertexCount * 3 ), 3 );
	var normals = new THREE.BufferAttribute( new Float32Array( vertexCount * 3 ), 3 );
	var uvs = new THREE.BufferAttribute( new Float32Array( vertexCount * 2 ), 2 );

	var index = 0, vertices = [], normal = new THREE.Vector3();

	for ( var y = 0; y <= heightSegments; y ++ ) {

		var verticesRow = [];

		var v = y / heightSegments;

		for ( var x = 0; x <= widthSegments; x ++ ) {

			var u = x / widthSegments;

			var px = - radius * Math.cos( phiStart + u * phiLength ) * Math.sin( thetaStart + v * thetaLength );
			var py = radius * Math.cos( thetaStart + v * thetaLength );
			var pz = radius * Math.sin( phiStart + u * phiLength ) * Math.sin( thetaStart + v * thetaLength );

			normal.set( px, py, pz ).normalize();

			positions.setXYZ( index, px, py, pz );
			normals.setXYZ( index, normal.x, normal.y, normal.z );
			uvs.setXY( index, u, 1 - v );

			verticesRow.push( index );

			index ++;

		}

		vertices.push( verticesRow );

	}

	var indices = [];

	for ( var y = 0; y < heightSegments; y ++ ) {

		for ( var x = 0; x < widthSegments; x ++ ) {

			var v1 = vertices[ y ][ x + 1 ];
			var v2 = vertices[ y ][ x ];
			var v3 = vertices[ y + 1 ][ x ];
			var v4 = vertices[ y + 1 ][ x + 1 ];

			if ( y !== 0 || thetaStart > 0 ) indices.push( v1, v2, v4 );
			if ( y !== heightSegments - 1 || thetaEnd < Math.PI ) indices.push( v2, v3, v4 );

		}

	}

	this.setIndex( new ( positions.count > 65535 ? THREE.Uint32Attribute : THREE.Uint16Attribute )( indices, 1 ) );
	this.addAttribute( 'position', positions );
	this.addAttribute( 'normal', normals );
	this.addAttribute( 'uv', uvs );

	this.boundingSphere = new THREE.Sphere( new THREE.Vector3(), radius );

};

THREE.SphereBufferGeometry.prototype = Object.create( THREE.BufferGeometry.prototype );
THREE.SphereBufferGeometry.prototype.constructor = THREE.SphereBufferGeometry;

THREE.SphereBufferGeometry.prototype.clone = function () {

	var parameters = this.parameters;

	return new THREE.SphereBufferGeometry(
		parameters.radius,
		parameters.widthSegments,
		parameters.heightSegments,
		parameters.phiStart,
		parameters.phiLength,
		parameters.thetaStart,
		parameters.thetaLength
	);

};

// File:src/extras/geometries/TorusGeometry.js

/**
 * @author oosmoxiecode
 * @author mrdoob / http://mrdoob.com/
 * based on http://code.google.com/p/away3d/source/browse/trunk/fp10/Away3DLite/src/away3dlite/primitives/Torus.as?r=2888
 */

THREE.TorusGeometry = function ( radius, tube, radialSegments, tubularSegments, arc ) {

	THREE.Geometry.call( this );

	this.type = 'TorusGeometry';

	this.parameters = {
		radius: radius,
		tube: tube,
		radialSegments: radialSegments,
		tubularSegments: tubularSegments,
		arc: arc
	};

	radius = radius || 100;
	tube = tube || 40;
	radialSegments = radialSegments || 8;
	tubularSegments = tubularSegments || 6;
	arc = arc || Math.PI * 2;

	var center = new THREE.Vector3(), uvs = [], normals = [];

	for ( var j = 0; j <= radialSegments; j ++ ) {

		for ( var i = 0; i <= tubularSegments; i ++ ) {

			var u = i / tubularSegments * arc;
			var v = j / radialSegments * Math.PI * 2;

			center.x = radius * Math.cos( u );
			center.y = radius * Math.sin( u );

			var vertex = new THREE.Vector3();
			vertex.x = ( radius + tube * Math.cos( v ) ) * Math.cos( u );
			vertex.y = ( radius + tube * Math.cos( v ) ) * Math.sin( u );
			vertex.z = tube * Math.sin( v );

			this.vertices.push( vertex );

			uvs.push( new THREE.Vector2( i / tubularSegments, j / radialSegments ) );
			normals.push( vertex.clone().sub( center ).normalize() );

		}

	}

	for ( var j = 1; j <= radialSegments; j ++ ) {

		for ( var i = 1; i <= tubularSegments; i ++ ) {

			var a = ( tubularSegments + 1 ) * j + i - 1;
			var b = ( tubularSegments + 1 ) * ( j - 1 ) + i - 1;
			var c = ( tubularSegments + 1 ) * ( j - 1 ) + i;
			var d = ( tubularSegments + 1 ) * j + i;

			var face = new THREE.Face3( a, b, d, [ normals[ a ].clone(), normals[ b ].clone(), normals[ d ].clone() ] );
			this.faces.push( face );
			this.faceVertexUvs[ 0 ].push( [ uvs[ a ].clone(), uvs[ b ].clone(), uvs[ d ].clone() ] );

			face = new THREE.Face3( b, c, d, [ normals[ b ].clone(), normals[ c ].clone(), normals[ d ].clone() ] );
			this.faces.push( face );
			this.faceVertexUvs[ 0 ].push( [ uvs[ b ].clone(), uvs[ c ].clone(), uvs[ d ].clone() ] );

		}

	}

	this.computeFaceNormals();

};

THREE.TorusGeometry.prototype = Object.create( THREE.Geometry.prototype );
THREE.TorusGeometry.prototype.constructor = THREE.TorusGeometry;

THREE.TorusGeometry.prototype.clone = function () {

	var parameters = this.parameters;

	return new THREE.TorusGeometry(
		parameters.radius,
		parameters.tube,
		parameters.radialSegments,
		parameters.tubularSegments,
		parameters.arc
	);

};

// File:src/extras/geometries/TorusKnotGeometry.js

/**
 * @author oosmoxiecode
 * based on http://code.google.com/p/away3d/source/browse/trunk/fp10/Away3D/src/away3d/primitives/TorusKnot.as?spec=svn2473&r=2473
 */

THREE.TorusKnotGeometry = function ( radius, tube, radialSegments, tubularSegments, p, q, heightScale ) {

	THREE.Geometry.call( this );

	this.type = 'TorusKnotGeometry';

	this.parameters = {
		radius: radius,
		tube: tube,
		radialSegments: radialSegments,
		tubularSegments: tubularSegments,
		p: p,
		q: q,
		heightScale: heightScale
	};

	radius = radius || 100;
	tube = tube || 40;
	radialSegments = radialSegments || 64;
	tubularSegments = tubularSegments || 8;
	p = p || 2;
	q = q || 3;
	heightScale = heightScale || 1;

	var grid = new Array( radialSegments );
	var tang = new THREE.Vector3();
	var n = new THREE.Vector3();
	var bitan = new THREE.Vector3();

	for ( var i = 0; i < radialSegments; ++ i ) {

		grid[ i ] = new Array( tubularSegments );
		var u = i / radialSegments * 2 * p * Math.PI;
		var p1 = getPos( u, q, p, radius, heightScale );
		var p2 = getPos( u + 0.01, q, p, radius, heightScale );
		tang.subVectors( p2, p1 );
		n.addVectors( p2, p1 );

		bitan.crossVectors( tang, n );
		n.crossVectors( bitan, tang );
		bitan.normalize();
		n.normalize();

		for ( var j = 0; j < tubularSegments; ++ j ) {

			var v = j / tubularSegments * 2 * Math.PI;
			var cx = - tube * Math.cos( v ); // TODO: Hack: Negating it so it faces outside.
			var cy = tube * Math.sin( v );

			var pos = new THREE.Vector3();
			pos.x = p1.x + cx * n.x + cy * bitan.x;
			pos.y = p1.y + cx * n.y + cy * bitan.y;
			pos.z = p1.z + cx * n.z + cy * bitan.z;

			grid[ i ][ j ] = this.vertices.push( pos ) - 1;

		}

	}

	for ( var i = 0; i < radialSegments; ++ i ) {

		for ( var j = 0; j < tubularSegments; ++ j ) {

			var ip = ( i + 1 ) % radialSegments;
			var jp = ( j + 1 ) % tubularSegments;

			var a = grid[ i ][ j ];
			var b = grid[ ip ][ j ];
			var c = grid[ ip ][ jp ];
			var d = grid[ i ][ jp ];

			var uva = new THREE.Vector2( i / radialSegments, j / tubularSegments );
			var uvb = new THREE.Vector2( ( i + 1 ) / radialSegments, j / tubularSegments );
			var uvc = new THREE.Vector2( ( i + 1 ) / radialSegments, ( j + 1 ) / tubularSegments );
			var uvd = new THREE.Vector2( i / radialSegments, ( j + 1 ) / tubularSegments );

			this.faces.push( new THREE.Face3( a, b, d ) );
			this.faceVertexUvs[ 0 ].push( [ uva, uvb, uvd ] );

			this.faces.push( new THREE.Face3( b, c, d ) );
			this.faceVertexUvs[ 0 ].push( [ uvb.clone(), uvc, uvd.clone() ] );

		}

	}

	this.computeFaceNormals();
	this.computeVertexNormals();

	function getPos( u, in_q, in_p, radius, heightScale ) {

		var cu = Math.cos( u );
		var su = Math.sin( u );
		var quOverP = in_q / in_p * u;
		var cs = Math.cos( quOverP );

		var tx = radius * ( 2 + cs ) * 0.5 * cu;
		var ty = radius * ( 2 + cs ) * su * 0.5;
		var tz = heightScale * radius * Math.sin( quOverP ) * 0.5;

		return new THREE.Vector3( tx, ty, tz );

	}

};

THREE.TorusKnotGeometry.prototype = Object.create( THREE.Geometry.prototype );
THREE.TorusKnotGeometry.prototype.constructor = THREE.TorusKnotGeometry;

THREE.TorusKnotGeometry.prototype.clone = function () {

	var parameters = this.parameters;

	return new THREE.TorusKnotGeometry(
		parameters.radius,
		parameters.tube,
		parameters.radialSegments,
		parameters.tubularSegments,
		parameters.p,
		parameters.q,
		parameters.heightScale
	);

};

// File:src/extras/geometries/TubeGeometry.js

/**
 * @author WestLangley / https://github.com/WestLangley
 * @author zz85 / https://github.com/zz85
 * @author miningold / https://github.com/miningold
 * @author jonobr1 / https://github.com/jonobr1
 *
 * Modified from the TorusKnotGeometry by @oosmoxiecode
 *
 * Creates a tube which extrudes along a 3d spline
 *
 * Uses parallel transport frames as described in
 * http://www.cs.indiana.edu/pub/techreports/TR425.pdf
 */

THREE.TubeGeometry = function ( path, segments, radius, radialSegments, closed, taper ) {

	THREE.Geometry.call( this );

	this.type = 'TubeGeometry';

	this.parameters = {
		path: path,
		segments: segments,
		radius: radius,
		radialSegments: radialSegments,
		closed: closed,
		taper: taper
	};

	segments = segments || 64;
	radius = radius || 1;
	radialSegments = radialSegments || 8;
	closed = closed || false;
	taper = taper || THREE.TubeGeometry.NoTaper;

	var grid = [];

	var scope = this,

		tangent,
		normal,
		binormal,

		numpoints = segments + 1,

		u, v, r,

		cx, cy,
		pos, pos2 = new THREE.Vector3(),
		i, j,
		ip, jp,
		a, b, c, d,
		uva, uvb, uvc, uvd;

	var frames = new THREE.TubeGeometry.FrenetFrames( path, segments, closed ),
		tangents = frames.tangents,
		normals = frames.normals,
		binormals = frames.binormals;

	// proxy internals
	this.tangents = tangents;
	this.normals = normals;
	this.binormals = binormals;

	function vert( x, y, z ) {

		return scope.vertices.push( new THREE.Vector3( x, y, z ) ) - 1;

	}

	// construct the grid

	for ( i = 0; i < numpoints; i ++ ) {

		grid[ i ] = [];

		u = i / ( numpoints - 1 );

		pos = path.getPointAt( u );

		tangent = tangents[ i ];
		normal = normals[ i ];
		binormal = binormals[ i ];

		r = radius * taper( u );

		for ( j = 0; j < radialSegments; j ++ ) {

			v = j / radialSegments * 2 * Math.PI;

			cx = - r * Math.cos( v ); // TODO: Hack: Negating it so it faces outside.
			cy = r * Math.sin( v );

			pos2.copy( pos );
			pos2.x += cx * normal.x + cy * binormal.x;
			pos2.y += cx * normal.y + cy * binormal.y;
			pos2.z += cx * normal.z + cy * binormal.z;

			grid[ i ][ j ] = vert( pos2.x, pos2.y, pos2.z );

		}

	}


	// construct the mesh

	for ( i = 0; i < segments; i ++ ) {

		for ( j = 0; j < radialSegments; j ++ ) {

			ip = ( closed ) ? ( i + 1 ) % segments : i + 1;
			jp = ( j + 1 ) % radialSegments;

			a = grid[ i ][ j ];		// *** NOT NECESSARILY PLANAR ! ***
			b = grid[ ip ][ j ];
			c = grid[ ip ][ jp ];
			d = grid[ i ][ jp ];

			uva = new THREE.Vector2( i / segments, j / radialSegments );
			uvb = new THREE.Vector2( ( i + 1 ) / segments, j / radialSegments );
			uvc = new THREE.Vector2( ( i + 1 ) / segments, ( j + 1 ) / radialSegments );
			uvd = new THREE.Vector2( i / segments, ( j + 1 ) / radialSegments );

			this.faces.push( new THREE.Face3( a, b, d ) );
			this.faceVertexUvs[ 0 ].push( [ uva, uvb, uvd ] );

			this.faces.push( new THREE.Face3( b, c, d ) );
			this.faceVertexUvs[ 0 ].push( [ uvb.clone(), uvc, uvd.clone() ] );

		}

	}

	this.computeFaceNormals();
	this.computeVertexNormals();

};

THREE.TubeGeometry.prototype = Object.create( THREE.Geometry.prototype );
THREE.TubeGeometry.prototype.constructor = THREE.TubeGeometry;
THREE.TubeGeometry.prototype.clone = function() {

	return new this.constructor( this.parameters.path,
		this.parameters.segments, this.parameters.radius, this.parameters.radialSegments,
		this.parameters.closed, this.parameters.taper
	);

};

THREE.TubeGeometry.NoTaper = function ( u ) {

	return 1;

};

THREE.TubeGeometry.SinusoidalTaper = function ( u ) {

	return Math.sin( Math.PI * u );

};

// For computing of Frenet frames, exposing the tangents, normals and binormals the spline
THREE.TubeGeometry.FrenetFrames = function ( path, segments, closed ) {

	var	normal = new THREE.Vector3(),

		tangents = [],
		normals = [],
		binormals = [],

		vec = new THREE.Vector3(),
		mat = new THREE.Matrix4(),

		numpoints = segments + 1,
		theta,
		smallest,

		tx, ty, tz,
		i, u;


	// expose internals
	this.tangents = tangents;
	this.normals = normals;
	this.binormals = binormals;

	// compute the tangent vectors for each segment on the path

	for ( i = 0; i < numpoints; i ++ ) {

		u = i / ( numpoints - 1 );

		tangents[ i ] = path.getTangentAt( u );
		tangents[ i ].normalize();

	}

	initialNormal3();

	/*
	function initialNormal1(lastBinormal) {
		// fixed start binormal. Has dangers of 0 vectors
		normals[ 0 ] = new THREE.Vector3();
		binormals[ 0 ] = new THREE.Vector3();
		if (lastBinormal===undefined) lastBinormal = new THREE.Vector3( 0, 0, 1 );
		normals[ 0 ].crossVectors( lastBinormal, tangents[ 0 ] ).normalize();
		binormals[ 0 ].crossVectors( tangents[ 0 ], normals[ 0 ] ).normalize();
	}

	function initialNormal2() {

		// This uses the Frenet-Serret formula for deriving binormal
		var t2 = path.getTangentAt( epsilon );

		normals[ 0 ] = new THREE.Vector3().subVectors( t2, tangents[ 0 ] ).normalize();
		binormals[ 0 ] = new THREE.Vector3().crossVectors( tangents[ 0 ], normals[ 0 ] );

		normals[ 0 ].crossVectors( binormals[ 0 ], tangents[ 0 ] ).normalize(); // last binormal x tangent
		binormals[ 0 ].crossVectors( tangents[ 0 ], normals[ 0 ] ).normalize();

	}
	*/

	function initialNormal3() {

		// select an initial normal vector perpendicular to the first tangent vector,
		// and in the direction of the smallest tangent xyz component

		normals[ 0 ] = new THREE.Vector3();
		binormals[ 0 ] = new THREE.Vector3();
		smallest = Number.MAX_VALUE;
		tx = Math.abs( tangents[ 0 ].x );
		ty = Math.abs( tangents[ 0 ].y );
		tz = Math.abs( tangents[ 0 ].z );

		if ( tx <= smallest ) {

			smallest = tx;
			normal.set( 1, 0, 0 );

		}

		if ( ty <= smallest ) {

			smallest = ty;
			normal.set( 0, 1, 0 );

		}

		if ( tz <= smallest ) {

			normal.set( 0, 0, 1 );

		}

		vec.crossVectors( tangents[ 0 ], normal ).normalize();

		normals[ 0 ].crossVectors( tangents[ 0 ], vec );
		binormals[ 0 ].crossVectors( tangents[ 0 ], normals[ 0 ] );

	}


	// compute the slowly-varying normal and binormal vectors for each segment on the path

	for ( i = 1; i < numpoints; i ++ ) {

		normals[ i ] = normals[ i - 1 ].clone();

		binormals[ i ] = binormals[ i - 1 ].clone();

		vec.crossVectors( tangents[ i - 1 ], tangents[ i ] );

		if ( vec.length() > Number.EPSILON ) {

			vec.normalize();

			theta = Math.acos( THREE.Math.clamp( tangents[ i - 1 ].dot( tangents[ i ] ), - 1, 1 ) ); // clamp for floating pt errors

			normals[ i ].applyMatrix4( mat.makeRotationAxis( vec, theta ) );

		}

		binormals[ i ].crossVectors( tangents[ i ], normals[ i ] );

	}


	// if the curve is closed, postprocess the vectors so the first and last normal vectors are the same

	if ( closed ) {

		theta = Math.acos( THREE.Math.clamp( normals[ 0 ].dot( normals[ numpoints - 1 ] ), - 1, 1 ) );
		theta /= ( numpoints - 1 );

		if ( tangents[ 0 ].dot( vec.crossVectors( normals[ 0 ], normals[ numpoints - 1 ] ) ) > 0 ) {

			theta = - theta;

		}

		for ( i = 1; i < numpoints; i ++ ) {

			// twist a little...
			normals[ i ].applyMatrix4( mat.makeRotationAxis( tangents[ i ], theta * i ) );
			binormals[ i ].crossVectors( tangents[ i ], normals[ i ] );

		}

	}

};

// File:src/extras/geometries/PolyhedronGeometry.js

/**
 * @author clockworkgeek / https://github.com/clockworkgeek
 * @author timothypratley / https://github.com/timothypratley
 * @author WestLangley / http://github.com/WestLangley
*/

THREE.PolyhedronGeometry = function ( vertices, indices, radius, detail ) {

	THREE.Geometry.call( this );

	this.type = 'PolyhedronGeometry';

	this.parameters = {
		vertices: vertices,
		indices: indices,
		radius: radius,
		detail: detail
	};

	radius = radius || 1;
	detail = detail || 0;

	var that = this;

	for ( var i = 0, l = vertices.length; i < l; i += 3 ) {

		prepare( new THREE.Vector3( vertices[ i ], vertices[ i + 1 ], vertices[ i + 2 ] ) );

	}

	var p = this.vertices;

	var faces = [];

	for ( var i = 0, j = 0, l = indices.length; i < l; i += 3, j ++ ) {

		var v1 = p[ indices[ i ] ];
		var v2 = p[ indices[ i + 1 ] ];
		var v3 = p[ indices[ i + 2 ] ];

		faces[ j ] = new THREE.Face3( v1.index, v2.index, v3.index, [ v1.clone(), v2.clone(), v3.clone() ], undefined, j );

	}

	var centroid = new THREE.Vector3();

	for ( var i = 0, l = faces.length; i < l; i ++ ) {

		subdivide( faces[ i ], detail );

	}


	// Handle case when face straddles the seam

	for ( var i = 0, l = this.faceVertexUvs[ 0 ].length; i < l; i ++ ) {

		var uvs = this.faceVertexUvs[ 0 ][ i ];

		var x0 = uvs[ 0 ].x;
		var x1 = uvs[ 1 ].x;
		var x2 = uvs[ 2 ].x;

		var max = Math.max( x0, x1, x2 );
		var min = Math.min( x0, x1, x2 );

		if ( max > 0.9 && min < 0.1 ) {

			// 0.9 is somewhat arbitrary

			if ( x0 < 0.2 ) uvs[ 0 ].x += 1;
			if ( x1 < 0.2 ) uvs[ 1 ].x += 1;
			if ( x2 < 0.2 ) uvs[ 2 ].x += 1;

		}

	}


	// Apply radius

	for ( var i = 0, l = this.vertices.length; i < l; i ++ ) {

		this.vertices[ i ].multiplyScalar( radius );

	}


	// Merge vertices

	this.mergeVertices();

	this.computeFaceNormals();

	this.boundingSphere = new THREE.Sphere( new THREE.Vector3(), radius );


	// Project vector onto sphere's surface

	function prepare( vector ) {

		var vertex = vector.normalize().clone();
		vertex.index = that.vertices.push( vertex ) - 1;

		// Texture coords are equivalent to map coords, calculate angle and convert to fraction of a circle.

		var u = azimuth( vector ) / 2 / Math.PI + 0.5;
		var v = inclination( vector ) / Math.PI + 0.5;
		vertex.uv = new THREE.Vector2( u, 1 - v );

		return vertex;

	}


	// Approximate a curved face with recursively sub-divided triangles.

	function make( v1, v2, v3, materialIndex ) {

		var face = new THREE.Face3( v1.index, v2.index, v3.index, [ v1.clone(), v2.clone(), v3.clone() ], undefined, materialIndex );
		that.faces.push( face );

		centroid.copy( v1 ).add( v2 ).add( v3 ).divideScalar( 3 );

		var azi = azimuth( centroid );

		that.faceVertexUvs[ 0 ].push( [
			correctUV( v1.uv, v1, azi ),
			correctUV( v2.uv, v2, azi ),
			correctUV( v3.uv, v3, azi )
		] );

	}


	// Analytically subdivide a face to the required detail level.

	function subdivide( face, detail ) {

		var cols = Math.pow( 2, detail );
		var a = prepare( that.vertices[ face.a ] );
		var b = prepare( that.vertices[ face.b ] );
		var c = prepare( that.vertices[ face.c ] );
		var v = [];

		var materialIndex = face.materialIndex;

		// Construct all of the vertices for this subdivision.

		for ( var i = 0 ; i <= cols; i ++ ) {

			v[ i ] = [];

			var aj = prepare( a.clone().lerp( c, i / cols ) );
			var bj = prepare( b.clone().lerp( c, i / cols ) );
			var rows = cols - i;

			for ( var j = 0; j <= rows; j ++ ) {

				if ( j === 0 && i === cols ) {

					v[ i ][ j ] = aj;

				} else {

					v[ i ][ j ] = prepare( aj.clone().lerp( bj, j / rows ) );

				}

			}

		}

		// Construct all of the faces.

		for ( var i = 0; i < cols ; i ++ ) {

			for ( var j = 0; j < 2 * ( cols - i ) - 1; j ++ ) {

				var k = Math.floor( j / 2 );

				if ( j % 2 === 0 ) {

					make(
						v[ i ][ k + 1 ],
						v[ i + 1 ][ k ],
						v[ i ][ k ],
						materialIndex
					);

				} else {

					make(
						v[ i ][ k + 1 ],
						v[ i + 1 ][ k + 1 ],
						v[ i + 1 ][ k ],
						materialIndex
					);

				}

			}

		}

	}


	// Angle around the Y axis, counter-clockwise when looking from above.

	function azimuth( vector ) {

		return Math.atan2( vector.z, - vector.x );

	}


	// Angle above the XZ plane.

	function inclination( vector ) {

		return Math.atan2( - vector.y, Math.sqrt( ( vector.x * vector.x ) + ( vector.z * vector.z ) ) );

	}


	// Texture fixing helper. Spheres have some odd behaviours.

	function correctUV( uv, vector, azimuth ) {

		if ( ( azimuth < 0 ) && ( uv.x === 1 ) ) uv = new THREE.Vector2( uv.x - 1, uv.y );
		if ( ( vector.x === 0 ) && ( vector.z === 0 ) ) uv = new THREE.Vector2( azimuth / 2 / Math.PI + 0.5, uv.y );
		return uv.clone();

	}


};

THREE.PolyhedronGeometry.prototype = Object.create( THREE.Geometry.prototype );
THREE.PolyhedronGeometry.prototype.constructor = THREE.PolyhedronGeometry;

THREE.PolyhedronGeometry.prototype.clone = function () {

	var parameters = this.parameters;

	return new THREE.PolyhedronGeometry(
		parameters.vertices,
		parameters.indices,
		parameters.radius,
		parameters.detail
	);

};

// File:src/extras/geometries/DodecahedronGeometry.js

/**
 * @author Abe Pazos / https://hamoid.com
 */

THREE.DodecahedronGeometry = function ( radius, detail ) {

	var t = ( 1 + Math.sqrt( 5 ) ) / 2;
	var r = 1 / t;

	var vertices = [

		// (±1, ±1, ±1)
		- 1, - 1, - 1,    - 1, - 1,  1,
		- 1,  1, - 1,    - 1,  1,  1,
		 1, - 1, - 1,     1, - 1,  1,
		 1,  1, - 1,     1,  1,  1,

		// (0, ±1/φ, ±φ)
		 0, - r, - t,     0, - r,  t,
		 0,  r, - t,     0,  r,  t,

		// (±1/φ, ±φ, 0)
		- r, - t,  0,    - r,  t,  0,
		 r, - t,  0,     r,  t,  0,

		// (±φ, 0, ±1/φ)
		- t,  0, - r,     t,  0, - r,
		- t,  0,  r,     t,  0,  r
	];

	var indices = [
		 3, 11,  7,      3,  7, 15,      3, 15, 13,
		 7, 19, 17,      7, 17,  6,      7,  6, 15,
		17,  4,  8,     17,  8, 10,     17, 10,  6,
		 8,  0, 16,      8, 16,  2,      8,  2, 10,
		 0, 12,  1,      0,  1, 18,      0, 18, 16,
		 6, 10,  2,      6,  2, 13,      6, 13, 15,
		 2, 16, 18,      2, 18,  3,      2,  3, 13,
		18,  1,  9,     18,  9, 11,     18, 11,  3,
		 4, 14, 12,      4, 12,  0,      4,  0,  8,
		11,  9,  5,     11,  5, 19,     11, 19,  7,
		19,  5, 14,     19, 14,  4,     19,  4, 17,
		 1, 12, 14,      1, 14,  5,      1,  5,  9
	];

	THREE.PolyhedronGeometry.call( this, vertices, indices, radius, detail );

	this.type = 'DodecahedronGeometry';

	this.parameters = {
		radius: radius,
		detail: detail
	};

};

THREE.DodecahedronGeometry.prototype = Object.create( THREE.PolyhedronGeometry.prototype );
THREE.DodecahedronGeometry.prototype.constructor = THREE.DodecahedronGeometry;

THREE.DodecahedronGeometry.prototype.clone = function () {

	var parameters = this.parameters;

	return new THREE.DodecahedronGeometry(
		parameters.radius,
		parameters.detail
	);

};

// File:src/extras/geometries/IcosahedronGeometry.js

/**
 * @author timothypratley / https://github.com/timothypratley
 */

THREE.IcosahedronGeometry = function ( radius, detail ) {

	var t = ( 1 + Math.sqrt( 5 ) ) / 2;

	var vertices = [
		- 1,  t,  0,    1,  t,  0,   - 1, - t,  0,    1, - t,  0,
		 0, - 1,  t,    0,  1,  t,    0, - 1, - t,    0,  1, - t,
		 t,  0, - 1,    t,  0,  1,   - t,  0, - 1,   - t,  0,  1
	];

	var indices = [
		 0, 11,  5,    0,  5,  1,    0,  1,  7,    0,  7, 10,    0, 10, 11,
		 1,  5,  9,    5, 11,  4,   11, 10,  2,   10,  7,  6,    7,  1,  8,
		 3,  9,  4,    3,  4,  2,    3,  2,  6,    3,  6,  8,    3,  8,  9,
		 4,  9,  5,    2,  4, 11,    6,  2, 10,    8,  6,  7,    9,  8,  1
	];

	THREE.PolyhedronGeometry.call( this, vertices, indices, radius, detail );

	this.type = 'IcosahedronGeometry';

	this.parameters = {
		radius: radius,
		detail: detail
	};

};

THREE.IcosahedronGeometry.prototype = Object.create( THREE.PolyhedronGeometry.prototype );
THREE.IcosahedronGeometry.prototype.constructor = THREE.IcosahedronGeometry;

THREE.IcosahedronGeometry.prototype.clone = function () {

	var parameters = this.parameters;

	return new THREE.IcosahedronGeometry(
		parameters.radius,
		parameters.detail
	);

};

// File:src/extras/geometries/OctahedronGeometry.js

/**
 * @author timothypratley / https://github.com/timothypratley
 */

THREE.OctahedronGeometry = function ( radius, detail ) {

	var vertices = [
		1, 0, 0,   - 1, 0, 0,    0, 1, 0,    0, - 1, 0,    0, 0, 1,    0, 0, - 1
	];

	var indices = [
		0, 2, 4,    0, 4, 3,    0, 3, 5,    0, 5, 2,    1, 2, 5,    1, 5, 3,    1, 3, 4,    1, 4, 2
	];

	THREE.PolyhedronGeometry.call( this, vertices, indices, radius, detail );

	this.type = 'OctahedronGeometry';

	this.parameters = {
		radius: radius,
		detail: detail
	};

};

THREE.OctahedronGeometry.prototype = Object.create( THREE.PolyhedronGeometry.prototype );
THREE.OctahedronGeometry.prototype.constructor = THREE.OctahedronGeometry;

THREE.OctahedronGeometry.prototype.clone = function () {

	var parameters = this.parameters;

	return new THREE.OctahedronGeometry(
		parameters.radius,
		parameters.detail
	);

};

// File:src/extras/geometries/TetrahedronGeometry.js

/**
 * @author timothypratley / https://github.com/timothypratley
 */

THREE.TetrahedronGeometry = function ( radius, detail ) {

	var vertices = [
		 1,  1,  1,   - 1, - 1,  1,   - 1,  1, - 1,    1, - 1, - 1
	];

	var indices = [
		 2,  1,  0,    0,  3,  2,    1,  3,  0,    2,  3,  1
	];

	THREE.PolyhedronGeometry.call( this, vertices, indices, radius, detail );

	this.type = 'TetrahedronGeometry';

	this.parameters = {
		radius: radius,
		detail: detail
	};

};

THREE.TetrahedronGeometry.prototype = Object.create( THREE.PolyhedronGeometry.prototype );
THREE.TetrahedronGeometry.prototype.constructor = THREE.TetrahedronGeometry;

THREE.TetrahedronGeometry.prototype.clone = function () {

	var parameters = this.parameters;

	return new THREE.TetrahedronGeometry(
		parameters.radius,
		parameters.detail
	);

};

// File:src/extras/geometries/ParametricGeometry.js

/**
 * @author zz85 / https://github.com/zz85
 * Parametric Surfaces Geometry
 * based on the brilliant article by @prideout http://prideout.net/blog/?p=44
 *
 * new THREE.ParametricGeometry( parametricFunction, uSegments, ySegements );
 *
 */

THREE.ParametricGeometry = function ( func, slices, stacks ) {

	THREE.Geometry.call( this );

	this.type = 'ParametricGeometry';

	this.parameters = {
		func: func,
		slices: slices,
		stacks: stacks
	};

	var verts = this.vertices;
	var faces = this.faces;
	var uvs = this.faceVertexUvs[ 0 ];

	var i, j, p;
	var u, v;

	var sliceCount = slices + 1;

	for ( i = 0; i <= stacks; i ++ ) {

		v = i / stacks;

		for ( j = 0; j <= slices; j ++ ) {

			u = j / slices;

			p = func( u, v );
			verts.push( p );

		}

	}

	var a, b, c, d;
	var uva, uvb, uvc, uvd;

	for ( i = 0; i < stacks; i ++ ) {

		for ( j = 0; j < slices; j ++ ) {

			a = i * sliceCount + j;
			b = i * sliceCount + j + 1;
			c = ( i + 1 ) * sliceCount + j + 1;
			d = ( i + 1 ) * sliceCount + j;

			uva = new THREE.Vector2( j / slices, i / stacks );
			uvb = new THREE.Vector2( ( j + 1 ) / slices, i / stacks );
			uvc = new THREE.Vector2( ( j + 1 ) / slices, ( i + 1 ) / stacks );
			uvd = new THREE.Vector2( j / slices, ( i + 1 ) / stacks );

			faces.push( new THREE.Face3( a, b, d ) );
			uvs.push( [ uva, uvb, uvd ] );

			faces.push( new THREE.Face3( b, c, d ) );
			uvs.push( [ uvb.clone(), uvc, uvd.clone() ] );

		}

	}

	// console.log(this);

	// magic bullet
	// var diff = this.mergeVertices();
	// console.log('removed ', diff, ' vertices by merging');

	this.computeFaceNormals();
	this.computeVertexNormals();

};

THREE.ParametricGeometry.prototype = Object.create( THREE.Geometry.prototype );
THREE.ParametricGeometry.prototype.constructor = THREE.ParametricGeometry;

// File:src/extras/geometries/WireframeGeometry.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.WireframeGeometry = function ( geometry ) {

	THREE.BufferGeometry.call( this );

	var edge = [ 0, 0 ], hash = {};

	function sortFunction( a, b ) {

		return a - b;

	}

	var keys = [ 'a', 'b', 'c' ];

	if ( geometry instanceof THREE.Geometry ) {

		var vertices = geometry.vertices;
		var faces = geometry.faces;
		var numEdges = 0;

		// allocate maximal size
		var edges = new Uint32Array( 6 * faces.length );

		for ( var i = 0, l = faces.length; i < l; i ++ ) {

			var face = faces[ i ];

			for ( var j = 0; j < 3; j ++ ) {

				edge[ 0 ] = face[ keys[ j ] ];
				edge[ 1 ] = face[ keys[ ( j + 1 ) % 3 ] ];
				edge.sort( sortFunction );

				var key = edge.toString();

				if ( hash[ key ] === undefined ) {

					edges[ 2 * numEdges ] = edge[ 0 ];
					edges[ 2 * numEdges + 1 ] = edge[ 1 ];
					hash[ key ] = true;
					numEdges ++;

				}

			}

		}

		var coords = new Float32Array( numEdges * 2 * 3 );

		for ( var i = 0, l = numEdges; i < l; i ++ ) {

			for ( var j = 0; j < 2; j ++ ) {

				var vertex = vertices[ edges [ 2 * i + j ] ];

				var index = 6 * i + 3 * j;
				coords[ index + 0 ] = vertex.x;
				coords[ index + 1 ] = vertex.y;
				coords[ index + 2 ] = vertex.z;

			}

		}

		this.addAttribute( 'position', new THREE.BufferAttribute( coords, 3 ) );

	} else if ( geometry instanceof THREE.BufferGeometry ) {

		if ( geometry.index !== null ) {

			// Indexed BufferGeometry

			var indices = geometry.index.array;
			var vertices = geometry.attributes.position;
			var drawcalls = geometry.drawcalls;
			var numEdges = 0;

			if ( drawcalls.length === 0 ) {

				geometry.addGroup( 0, indices.length );

			}

			// allocate maximal size
			var edges = new Uint32Array( 2 * indices.length );

			for ( var o = 0, ol = drawcalls.length; o < ol; ++ o ) {

				var drawcall = drawcalls[ o ];

				var start = drawcall.start;
				var count = drawcall.count;

				for ( var i = start, il = start + count; i < il; i += 3 ) {

					for ( var j = 0; j < 3; j ++ ) {

						edge[ 0 ] = indices[ i + j ];
						edge[ 1 ] = indices[ i + ( j + 1 ) % 3 ];
						edge.sort( sortFunction );

						var key = edge.toString();

						if ( hash[ key ] === undefined ) {

							edges[ 2 * numEdges ] = edge[ 0 ];
							edges[ 2 * numEdges + 1 ] = edge[ 1 ];
							hash[ key ] = true;
							numEdges ++;

						}

					}

				}

			}

			var coords = new Float32Array( numEdges * 2 * 3 );

			for ( var i = 0, l = numEdges; i < l; i ++ ) {

				for ( var j = 0; j < 2; j ++ ) {

					var index = 6 * i + 3 * j;
					var index2 = edges[ 2 * i + j ];

					coords[ index + 0 ] = vertices.getX( index2 );
					coords[ index + 1 ] = vertices.getY( index2 );
					coords[ index + 2 ] = vertices.getZ( index2 );

				}

			}

			this.addAttribute( 'position', new THREE.BufferAttribute( coords, 3 ) );

		} else {

			// non-indexed BufferGeometry

			var vertices = geometry.attributes.position.array;
			var numEdges = vertices.length / 3;
			var numTris = numEdges / 3;

			var coords = new Float32Array( numEdges * 2 * 3 );

			for ( var i = 0, l = numTris; i < l; i ++ ) {

				for ( var j = 0; j < 3; j ++ ) {

					var index = 18 * i + 6 * j;

					var index1 = 9 * i + 3 * j;
					coords[ index + 0 ] = vertices[ index1 ];
					coords[ index + 1 ] = vertices[ index1 + 1 ];
					coords[ index + 2 ] = vertices[ index1 + 2 ];

					var index2 = 9 * i + 3 * ( ( j + 1 ) % 3 );
					coords[ index + 3 ] = vertices[ index2 ];
					coords[ index + 4 ] = vertices[ index2 + 1 ];
					coords[ index + 5 ] = vertices[ index2 + 2 ];

				}

			}

			this.addAttribute( 'position', new THREE.BufferAttribute( coords, 3 ) );

		}

	}

};

THREE.WireframeGeometry.prototype = Object.create( THREE.BufferGeometry.prototype );
THREE.WireframeGeometry.prototype.constructor = THREE.WireframeGeometry;

// File:src/extras/helpers/AxisHelper.js

/**
 * @author sroucheray / http://sroucheray.org/
 * @author mrdoob / http://mrdoob.com/
 */

THREE.AxisHelper = function ( size ) {

	size = size || 1;

	var vertices = new Float32Array( [
		0, 0, 0,  size, 0, 0,
		0, 0, 0,  0, size, 0,
		0, 0, 0,  0, 0, size
	] );

	var colors = new Float32Array( [
		1, 0, 0,  1, 0.6, 0,
		0, 1, 0,  0.6, 1, 0,
		0, 0, 1,  0, 0.6, 1
	] );

	var geometry = new THREE.BufferGeometry();
	geometry.addAttribute( 'position', new THREE.BufferAttribute( vertices, 3 ) );
	geometry.addAttribute( 'color', new THREE.BufferAttribute( colors, 3 ) );

	var material = new THREE.LineBasicMaterial( { vertexColors: THREE.VertexColors } );

	THREE.LineSegments.call( this, geometry, material );

};

THREE.AxisHelper.prototype = Object.create( THREE.LineSegments.prototype );
THREE.AxisHelper.prototype.constructor = THREE.AxisHelper;

// File:src/extras/helpers/ArrowHelper.js

/**
 * @author WestLangley / http://github.com/WestLangley
 * @author zz85 / http://github.com/zz85
 * @author bhouston / http://clara.io
 *
 * Creates an arrow for visualizing directions
 *
 * Parameters:
 *  dir - Vector3
 *  origin - Vector3
 *  length - Number
 *  color - color in hex value
 *  headLength - Number
 *  headWidth - Number
 */

THREE.ArrowHelper = ( function () {

	var lineGeometry = new THREE.Geometry();
	lineGeometry.vertices.push( new THREE.Vector3( 0, 0, 0 ), new THREE.Vector3( 0, 1, 0 ) );

	var coneGeometry = new THREE.CylinderGeometry( 0, 0.5, 1, 5, 1 );
	coneGeometry.translate( 0, - 0.5, 0 );

	return function ArrowHelper( dir, origin, length, color, headLength, headWidth ) {

		// dir is assumed to be normalized

		THREE.Object3D.call( this );

		if ( color === undefined ) color = 0xffff00;
		if ( length === undefined ) length = 1;
		if ( headLength === undefined ) headLength = 0.2 * length;
		if ( headWidth === undefined ) headWidth = 0.2 * headLength;

		this.position.copy( origin );
		
		if ( headLength < length ) {
			this.line = new THREE.Line( lineGeometry, new THREE.LineBasicMaterial( { color: color } ) );
			this.line.matrixAutoUpdate = false;
			this.add( this.line );
		}

		this.cone = new THREE.Mesh( coneGeometry, new THREE.MeshBasicMaterial( { color: color } ) );
		this.cone.matrixAutoUpdate = false;
		this.add( this.cone );

		this.setDirection( dir );
		this.setLength( length, headLength, headWidth );

	}

}() );

THREE.ArrowHelper.prototype = Object.create( THREE.Object3D.prototype );
THREE.ArrowHelper.prototype.constructor = THREE.ArrowHelper;

THREE.ArrowHelper.prototype.setDirection = ( function () {

	var axis = new THREE.Vector3();
	var radians;

	return function setDirection( dir ) {

		// dir is assumed to be normalized

		if ( dir.y > 0.99999 ) {

			this.quaternion.set( 0, 0, 0, 1 );

		} else if ( dir.y < - 0.99999 ) {

			this.quaternion.set( 1, 0, 0, 0 );

		} else {

			axis.set( dir.z, 0, - dir.x ).normalize();

			radians = Math.acos( dir.y );

			this.quaternion.setFromAxisAngle( axis, radians );

		}

	};

}() );

THREE.ArrowHelper.prototype.setLength = function ( length, headLength, headWidth ) {

	if ( headLength === undefined ) headLength = 0.2 * length;
	if ( headWidth === undefined ) headWidth = 0.2 * headLength;

	if ( headLength < length ){
		this.line.scale.set( 1, length - headLength, 1 );
		this.line.updateMatrix();
	}

	this.cone.scale.set( headWidth, headLength, headWidth );
	this.cone.position.y = length;
	this.cone.updateMatrix();

};

THREE.ArrowHelper.prototype.setColor = function ( color ) {

	if ( this.line !== undefined ) this.line.material.color.set( color );
	this.cone.material.color.set( color );

};

// File:src/extras/helpers/BoxHelper.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.BoxHelper = function ( object ) {

	var indices = new Uint16Array( [ 0, 1, 1, 2, 2, 3, 3, 0, 4, 5, 5, 6, 6, 7, 7, 4, 0, 4, 1, 5, 2, 6, 3, 7 ] );
	var positions = new Float32Array( 8 * 3 );

	var geometry = new THREE.BufferGeometry();
	geometry.setIndex( new THREE.BufferAttribute( indices, 1 ) );
	geometry.addAttribute( 'position', new THREE.BufferAttribute( positions, 3 ) );

	THREE.LineSegments.call( this, geometry, new THREE.LineBasicMaterial( { color: 0xffff00 } ) );

	if ( object !== undefined ) {

		this.update( object );

	}

};

THREE.BoxHelper.prototype = Object.create( THREE.LineSegments.prototype );
THREE.BoxHelper.prototype.constructor = THREE.BoxHelper;

THREE.BoxHelper.prototype.update = ( function () {

	var box = new THREE.Box3();

	return function ( object ) {

		box.setFromObject( object );

		if ( box.empty() ) return;

		var min = box.min;
		var max = box.max;

		/*
		  5____4
		1/___0/|
		| 6__|_7
		2/___3/

		0: max.x, max.y, max.z
		1: min.x, max.y, max.z
		2: min.x, min.y, max.z
		3: max.x, min.y, max.z
		4: max.x, max.y, min.z
		5: min.x, max.y, min.z
		6: min.x, min.y, min.z
		7: max.x, min.y, min.z
		*/

		var position = this.geometry.attributes.position;
		var array = position.array;

		array[  0 ] = max.x; array[  1 ] = max.y; array[  2 ] = max.z;
		array[  3 ] = min.x; array[  4 ] = max.y; array[  5 ] = max.z;
		array[  6 ] = min.x; array[  7 ] = min.y; array[  8 ] = max.z;
		array[  9 ] = max.x; array[ 10 ] = min.y; array[ 11 ] = max.z;
		array[ 12 ] = max.x; array[ 13 ] = max.y; array[ 14 ] = min.z;
		array[ 15 ] = min.x; array[ 16 ] = max.y; array[ 17 ] = min.z;
		array[ 18 ] = min.x; array[ 19 ] = min.y; array[ 20 ] = min.z;
		array[ 21 ] = max.x; array[ 22 ] = min.y; array[ 23 ] = min.z;

		position.needsUpdate = true;

		this.geometry.computeBoundingSphere();

	}

} )();

// File:src/extras/helpers/BoundingBoxHelper.js

/**
 * @author WestLangley / http://github.com/WestLangley
 */

// a helper to show the world-axis-aligned bounding box for an object

THREE.BoundingBoxHelper = function ( object, hex ) {

	var color = ( hex !== undefined ) ? hex : 0x888888;

	this.object = object;

	this.box = new THREE.Box3();

	THREE.Mesh.call( this, new THREE.BoxGeometry( 1, 1, 1 ), new THREE.MeshBasicMaterial( { color: color, wireframe: true } ) );

};

THREE.BoundingBoxHelper.prototype = Object.create( THREE.Mesh.prototype );
THREE.BoundingBoxHelper.prototype.constructor = THREE.BoundingBoxHelper;

THREE.BoundingBoxHelper.prototype.update = function () {

	this.box.setFromObject( this.object );

	this.box.size( this.scale );

	this.box.center( this.position );

};

// File:src/extras/helpers/CameraHelper.js

/**
 * @author alteredq / http://alteredqualia.com/
 *
 *	- shows frustum, line of sight and up of the camera
 *	- suitable for fast updates
 * 	- based on frustum visualization in lightgl.js shadowmap example
 *		http://evanw.github.com/lightgl.js/tests/shadowmap.html
 */

THREE.CameraHelper = function ( camera ) {

	var geometry = new THREE.Geometry();
	var material = new THREE.LineBasicMaterial( { color: 0xffffff, vertexColors: THREE.FaceColors } );

	var pointMap = {};

	// colors

	var hexFrustum = 0xffaa00;
	var hexCone = 0xff0000;
	var hexUp = 0x00aaff;
	var hexTarget = 0xffffff;
	var hexCross = 0x333333;

	// near

	addLine( "n1", "n2", hexFrustum );
	addLine( "n2", "n4", hexFrustum );
	addLine( "n4", "n3", hexFrustum );
	addLine( "n3", "n1", hexFrustum );

	// far

	addLine( "f1", "f2", hexFrustum );
	addLine( "f2", "f4", hexFrustum );
	addLine( "f4", "f3", hexFrustum );
	addLine( "f3", "f1", hexFrustum );

	// sides

	addLine( "n1", "f1", hexFrustum );
	addLine( "n2", "f2", hexFrustum );
	addLine( "n3", "f3", hexFrustum );
	addLine( "n4", "f4", hexFrustum );

	// cone

	addLine( "p", "n1", hexCone );
	addLine( "p", "n2", hexCone );
	addLine( "p", "n3", hexCone );
	addLine( "p", "n4", hexCone );

	// up

	addLine( "u1", "u2", hexUp );
	addLine( "u2", "u3", hexUp );
	addLine( "u3", "u1", hexUp );

	// target

	addLine( "c", "t", hexTarget );
	addLine( "p", "c", hexCross );

	// cross

	addLine( "cn1", "cn2", hexCross );
	addLine( "cn3", "cn4", hexCross );

	addLine( "cf1", "cf2", hexCross );
	addLine( "cf3", "cf4", hexCross );

	function addLine( a, b, hex ) {

		addPoint( a, hex );
		addPoint( b, hex );

	}

	function addPoint( id, hex ) {

		geometry.vertices.push( new THREE.Vector3() );
		geometry.colors.push( new THREE.Color( hex ) );

		if ( pointMap[ id ] === undefined ) {

			pointMap[ id ] = [];

		}

		pointMap[ id ].push( geometry.vertices.length - 1 );

	}

	THREE.LineSegments.call( this, geometry, material );

	this.camera = camera;
	this.camera.updateProjectionMatrix();

	this.matrix = camera.matrixWorld;
	this.matrixAutoUpdate = false;

	this.pointMap = pointMap;

	this.update();

};

THREE.CameraHelper.prototype = Object.create( THREE.LineSegments.prototype );
THREE.CameraHelper.prototype.constructor = THREE.CameraHelper;

THREE.CameraHelper.prototype.update = function () {

	var geometry, pointMap;

	var vector = new THREE.Vector3();
	var camera = new THREE.Camera();

	function setPoint( point, x, y, z ) {

		vector.set( x, y, z ).unproject( camera );

		var points = pointMap[ point ];

		if ( points !== undefined ) {

			for ( var i = 0, il = points.length; i < il; i ++ ) {

				geometry.vertices[ points[ i ] ].copy( vector );

			}

		}

	}

	return function () {

		geometry = this.geometry;
		pointMap = this.pointMap;

		var w = 1, h = 1;

		// we need just camera projection matrix
		// world matrix must be identity

		camera.projectionMatrix.copy( this.camera.projectionMatrix );

		// center / target

		setPoint( "c", 0, 0, - 1 );
		setPoint( "t", 0, 0,  1 );

		// near

		setPoint( "n1", - w, - h, - 1 );
		setPoint( "n2",   w, - h, - 1 );
		setPoint( "n3", - w,   h, - 1 );
		setPoint( "n4",   w,   h, - 1 );

		// far

		setPoint( "f1", - w, - h, 1 );
		setPoint( "f2",   w, - h, 1 );
		setPoint( "f3", - w,   h, 1 );
		setPoint( "f4",   w,   h, 1 );

		// up

		setPoint( "u1",   w * 0.7, h * 1.1, - 1 );
		setPoint( "u2", - w * 0.7, h * 1.1, - 1 );
		setPoint( "u3",         0, h * 2,   - 1 );

		// cross

		setPoint( "cf1", - w,   0, 1 );
		setPoint( "cf2",   w,   0, 1 );
		setPoint( "cf3",   0, - h, 1 );
		setPoint( "cf4",   0,   h, 1 );

		setPoint( "cn1", - w,   0, - 1 );
		setPoint( "cn2",   w,   0, - 1 );
		setPoint( "cn3",   0, - h, - 1 );
		setPoint( "cn4",   0,   h, - 1 );

		geometry.verticesNeedUpdate = true;

	};

}();

// File:src/extras/helpers/DirectionalLightHelper.js

/**
 * @author alteredq / http://alteredqualia.com/
 * @author mrdoob / http://mrdoob.com/
 * @author WestLangley / http://github.com/WestLangley
 */

THREE.DirectionalLightHelper = function ( light, size ) {

	THREE.Object3D.call( this );

	this.light = light;
	this.light.updateMatrixWorld();

	this.matrix = light.matrixWorld;
	this.matrixAutoUpdate = false;

	size = size || 1;

	var geometry = new THREE.Geometry();
	geometry.vertices.push(
		new THREE.Vector3( - size,   size, 0 ),
		new THREE.Vector3(   size,   size, 0 ),
		new THREE.Vector3(   size, - size, 0 ),
		new THREE.Vector3( - size, - size, 0 ),
		new THREE.Vector3( - size,   size, 0 )
	);

	var material = new THREE.LineBasicMaterial( { fog: false } );
	material.color.copy( this.light.color ).multiplyScalar( this.light.intensity );

	this.lightPlane = new THREE.Line( geometry, material );
	this.add( this.lightPlane );

	geometry = new THREE.Geometry();
	geometry.vertices.push(
		new THREE.Vector3(),
		new THREE.Vector3()
	);

	material = new THREE.LineBasicMaterial( { fog: false } );
	material.color.copy( this.light.color ).multiplyScalar( this.light.intensity );

	this.targetLine = new THREE.Line( geometry, material );
	this.add( this.targetLine );

	this.update();

};

THREE.DirectionalLightHelper.prototype = Object.create( THREE.Object3D.prototype );
THREE.DirectionalLightHelper.prototype.constructor = THREE.DirectionalLightHelper;

THREE.DirectionalLightHelper.prototype.dispose = function () {

	this.lightPlane.geometry.dispose();
	this.lightPlane.material.dispose();
	this.targetLine.geometry.dispose();
	this.targetLine.material.dispose();

};

THREE.DirectionalLightHelper.prototype.update = function () {

	var v1 = new THREE.Vector3();
	var v2 = new THREE.Vector3();
	var v3 = new THREE.Vector3();

	return function () {

		v1.setFromMatrixPosition( this.light.matrixWorld );
		v2.setFromMatrixPosition( this.light.target.matrixWorld );
		v3.subVectors( v2, v1 );

		this.lightPlane.lookAt( v3 );
		this.lightPlane.material.color.copy( this.light.color ).multiplyScalar( this.light.intensity );

		this.targetLine.geometry.vertices[ 1 ].copy( v3 );
		this.targetLine.geometry.verticesNeedUpdate = true;
		this.targetLine.material.color.copy( this.lightPlane.material.color );

	};

}();

// File:src/extras/helpers/EdgesHelper.js

/**
 * @author WestLangley / http://github.com/WestLangley
 * @param object THREE.Mesh whose geometry will be used
 * @param hex line color
 * @param thresholdAngle the minimum angle (in degrees),
 * between the face normals of adjacent faces,
 * that is required to render an edge. A value of 10 means
 * an edge is only rendered if the angle is at least 10 degrees.
 */

THREE.EdgesHelper = function ( object, hex, thresholdAngle ) {

	var color = ( hex !== undefined ) ? hex : 0xffffff;

	THREE.LineSegments.call( this, new THREE.EdgesGeometry( object.geometry, thresholdAngle ), new THREE.LineBasicMaterial( { color: color } ) );

	this.matrix = object.matrixWorld;
	this.matrixAutoUpdate = false;

};

THREE.EdgesHelper.prototype = Object.create( THREE.LineSegments.prototype );
THREE.EdgesHelper.prototype.constructor = THREE.EdgesHelper;

// File:src/extras/helpers/FaceNormalsHelper.js

/**
 * @author mrdoob / http://mrdoob.com/
 * @author WestLangley / http://github.com/WestLangley
*/

THREE.FaceNormalsHelper = function ( object, size, hex, linewidth ) {

	// FaceNormalsHelper only supports THREE.Geometry

	this.object = object;

	this.size = ( size !== undefined ) ? size : 1;

	var color = ( hex !== undefined ) ? hex : 0xffff00;

	var width = ( linewidth !== undefined ) ? linewidth : 1;

	//

	var nNormals = 0;

	var objGeometry = this.object.geometry;

	if ( objGeometry instanceof THREE.Geometry ) {

		nNormals = objGeometry.faces.length;

	} else {

		console.warn( 'THREE.FaceNormalsHelper: only THREE.Geometry is supported. Use THREE.VertexNormalsHelper, instead.' );

	}

	//

	var geometry = new THREE.BufferGeometry();

	var positions = new THREE.Float32Attribute( nNormals * 2 * 3, 3 );

	geometry.addAttribute( 'position', positions );

	THREE.LineSegments.call( this, geometry, new THREE.LineBasicMaterial( { color: color, linewidth: width } ) );

	//

	this.matrixAutoUpdate = false;
	this.update();

};

THREE.FaceNormalsHelper.prototype = Object.create( THREE.LineSegments.prototype );
THREE.FaceNormalsHelper.prototype.constructor = THREE.FaceNormalsHelper;

THREE.FaceNormalsHelper.prototype.update = ( function () {

	var v1 = new THREE.Vector3();
	var v2 = new THREE.Vector3();
	var normalMatrix = new THREE.Matrix3();

	return function update() {

		this.object.updateMatrixWorld( true );

		normalMatrix.getNormalMatrix( this.object.matrixWorld );

		var matrixWorld = this.object.matrixWorld;

		var position = this.geometry.attributes.position;

		//

		var objGeometry = this.object.geometry;

		var vertices = objGeometry.vertices;

		var faces = objGeometry.faces;

		var idx = 0;

		for ( var i = 0, l = faces.length; i < l; i ++ ) {

			var face = faces[ i ];

			var normal = face.normal;

			v1.copy( vertices[ face.a ] )
				.add( vertices[ face.b ] )
				.add( vertices[ face.c ] )
				.divideScalar( 3 )
				.applyMatrix4( matrixWorld );

			v2.copy( normal ).applyMatrix3( normalMatrix ).normalize().multiplyScalar( this.size ).add( v1 );

			position.setXYZ( idx, v1.x, v1.y, v1.z );

			idx = idx + 1;

			position.setXYZ( idx, v2.x, v2.y, v2.z );

			idx = idx + 1;

		}

		position.needsUpdate = true;

		return this;

	}

}() );

// File:src/extras/helpers/GridHelper.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.GridHelper = function ( size, step ) {

	var geometry = new THREE.Geometry();
	var material = new THREE.LineBasicMaterial( { vertexColors: THREE.VertexColors } );

	this.color1 = new THREE.Color( 0x444444 );
	this.color2 = new THREE.Color( 0x888888 );

	for ( var i = - size; i <= size; i += step ) {

		geometry.vertices.push(
			new THREE.Vector3( - size, 0, i ), new THREE.Vector3( size, 0, i ),
			new THREE.Vector3( i, 0, - size ), new THREE.Vector3( i, 0, size )
		);

		var color = i === 0 ? this.color1 : this.color2;

		geometry.colors.push( color, color, color, color );

	}

	THREE.LineSegments.call( this, geometry, material );

};

THREE.GridHelper.prototype = Object.create( THREE.LineSegments.prototype );
THREE.GridHelper.prototype.constructor = THREE.GridHelper;

THREE.GridHelper.prototype.setColors = function( colorCenterLine, colorGrid ) {

	this.color1.set( colorCenterLine );
	this.color2.set( colorGrid );

	this.geometry.colorsNeedUpdate = true;

};

// File:src/extras/helpers/HemisphereLightHelper.js

/**
 * @author alteredq / http://alteredqualia.com/
 * @author mrdoob / http://mrdoob.com/
 */

THREE.HemisphereLightHelper = function ( light, sphereSize ) {

	THREE.Object3D.call( this );

	this.light = light;
	this.light.updateMatrixWorld();

	this.matrix = light.matrixWorld;
	this.matrixAutoUpdate = false;

	this.colors = [ new THREE.Color(), new THREE.Color() ];

	var geometry = new THREE.SphereGeometry( sphereSize, 4, 2 );
	geometry.rotateX( - Math.PI / 2 );

	for ( var i = 0, il = 8; i < il; i ++ ) {

		geometry.faces[ i ].color = this.colors[ i < 4 ? 0 : 1 ];

	}

	var material = new THREE.MeshBasicMaterial( { vertexColors: THREE.FaceColors, wireframe: true } );

	this.lightSphere = new THREE.Mesh( geometry, material );
	this.add( this.lightSphere );

	this.update();

};

THREE.HemisphereLightHelper.prototype = Object.create( THREE.Object3D.prototype );
THREE.HemisphereLightHelper.prototype.constructor = THREE.HemisphereLightHelper;

THREE.HemisphereLightHelper.prototype.dispose = function () {

	this.lightSphere.geometry.dispose();
	this.lightSphere.material.dispose();

};

THREE.HemisphereLightHelper.prototype.update = function () {

	var vector = new THREE.Vector3();

	return function () {

		this.colors[ 0 ].copy( this.light.color ).multiplyScalar( this.light.intensity );
		this.colors[ 1 ].copy( this.light.groundColor ).multiplyScalar( this.light.intensity );

		this.lightSphere.lookAt( vector.setFromMatrixPosition( this.light.matrixWorld ).negate() );
		this.lightSphere.geometry.colorsNeedUpdate = true;

	}

}();

// File:src/extras/helpers/PointLightHelper.js

/**
 * @author alteredq / http://alteredqualia.com/
 * @author mrdoob / http://mrdoob.com/
 */

THREE.PointLightHelper = function ( light, sphereSize ) {

	this.light = light;
	this.light.updateMatrixWorld();

	var geometry = new THREE.SphereGeometry( sphereSize, 4, 2 );
	var material = new THREE.MeshBasicMaterial( { wireframe: true, fog: false } );
	material.color.copy( this.light.color ).multiplyScalar( this.light.intensity );

	THREE.Mesh.call( this, geometry, material );

	this.matrix = this.light.matrixWorld;
	this.matrixAutoUpdate = false;

	/*
	var distanceGeometry = new THREE.IcosahedronGeometry( 1, 2 );
	var distanceMaterial = new THREE.MeshBasicMaterial( { color: hexColor, fog: false, wireframe: true, opacity: 0.1, transparent: true } );

	this.lightSphere = new THREE.Mesh( bulbGeometry, bulbMaterial );
	this.lightDistance = new THREE.Mesh( distanceGeometry, distanceMaterial );

	var d = light.distance;

	if ( d === 0.0 ) {

		this.lightDistance.visible = false;

	} else {

		this.lightDistance.scale.set( d, d, d );

	}

	this.add( this.lightDistance );
	*/

};

THREE.PointLightHelper.prototype = Object.create( THREE.Mesh.prototype );
THREE.PointLightHelper.prototype.constructor = THREE.PointLightHelper;

THREE.PointLightHelper.prototype.dispose = function () {

	this.geometry.dispose();
	this.material.dispose();

};

THREE.PointLightHelper.prototype.update = function () {

	this.material.color.copy( this.light.color ).multiplyScalar( this.light.intensity );

	/*
	var d = this.light.distance;

	if ( d === 0.0 ) {

		this.lightDistance.visible = false;

	} else {

		this.lightDistance.visible = true;
		this.lightDistance.scale.set( d, d, d );

	}
	*/

};

// File:src/extras/helpers/SkeletonHelper.js

/**
 * @author Sean Griffin / http://twitter.com/sgrif
 * @author Michael Guerrero / http://realitymeltdown.com
 * @author mrdoob / http://mrdoob.com/
 * @author ikerr / http://verold.com
 */

THREE.SkeletonHelper = function ( object ) {

	this.bones = this.getBoneList( object );

	var geometry = new THREE.Geometry();

	for ( var i = 0; i < this.bones.length; i ++ ) {

		var bone = this.bones[ i ];

		if ( bone.parent instanceof THREE.Bone ) {

			geometry.vertices.push( new THREE.Vector3() );
			geometry.vertices.push( new THREE.Vector3() );
			geometry.colors.push( new THREE.Color( 0, 0, 1 ) );
			geometry.colors.push( new THREE.Color( 0, 1, 0 ) );

		}

	}

	geometry.dynamic = true;

	var material = new THREE.LineBasicMaterial( { vertexColors: THREE.VertexColors, depthTest: false, depthWrite: false, transparent: true } );

	THREE.LineSegments.call( this, geometry, material );

	this.root = object;

	this.matrix = object.matrixWorld;
	this.matrixAutoUpdate = false;

	this.update();

};


THREE.SkeletonHelper.prototype = Object.create( THREE.LineSegments.prototype );
THREE.SkeletonHelper.prototype.constructor = THREE.SkeletonHelper;

THREE.SkeletonHelper.prototype.getBoneList = function( object ) {

	var boneList = [];

	if ( object instanceof THREE.Bone ) {

		boneList.push( object );

	}

	for ( var i = 0; i < object.children.length; i ++ ) {

		boneList.push.apply( boneList, this.getBoneList( object.children[ i ] ) );

	}

	return boneList;

};

THREE.SkeletonHelper.prototype.update = function () {

	var geometry = this.geometry;

	var matrixWorldInv = new THREE.Matrix4().getInverse( this.root.matrixWorld );

	var boneMatrix = new THREE.Matrix4();

	var j = 0;

	for ( var i = 0; i < this.bones.length; i ++ ) {

		var bone = this.bones[ i ];

		if ( bone.parent instanceof THREE.Bone ) {

			boneMatrix.multiplyMatrices( matrixWorldInv, bone.matrixWorld );
			geometry.vertices[ j ].setFromMatrixPosition( boneMatrix );

			boneMatrix.multiplyMatrices( matrixWorldInv, bone.parent.matrixWorld );
			geometry.vertices[ j + 1 ].setFromMatrixPosition( boneMatrix );

			j += 2;

		}

	}

	geometry.verticesNeedUpdate = true;

	geometry.computeBoundingSphere();

};

// File:src/extras/helpers/SpotLightHelper.js

/**
 * @author alteredq / http://alteredqualia.com/
 * @author mrdoob / http://mrdoob.com/
 * @author WestLangley / http://github.com/WestLangley
*/

THREE.SpotLightHelper = function ( light ) {

	THREE.Object3D.call( this );

	this.light = light;
	this.light.updateMatrixWorld();

	this.matrix = light.matrixWorld;
	this.matrixAutoUpdate = false;

	var geometry = new THREE.CylinderGeometry( 0, 1, 1, 8, 1, true );

	geometry.translate( 0, - 0.5, 0 );
	geometry.rotateX( - Math.PI / 2 );

	var material = new THREE.MeshBasicMaterial( { wireframe: true, fog: false } );

	this.cone = new THREE.Mesh( geometry, material );
	this.add( this.cone );

	this.update();

};

THREE.SpotLightHelper.prototype = Object.create( THREE.Object3D.prototype );
THREE.SpotLightHelper.prototype.constructor = THREE.SpotLightHelper;

THREE.SpotLightHelper.prototype.dispose = function () {

	this.cone.geometry.dispose();
	this.cone.material.dispose();

};

THREE.SpotLightHelper.prototype.update = function () {

	var vector = new THREE.Vector3();
	var vector2 = new THREE.Vector3();

	return function () {

		var coneLength = this.light.distance ? this.light.distance : 10000;
		var coneWidth = coneLength * Math.tan( this.light.angle );

		this.cone.scale.set( coneWidth, coneWidth, coneLength );

		vector.setFromMatrixPosition( this.light.matrixWorld );
		vector2.setFromMatrixPosition( this.light.target.matrixWorld );

		this.cone.lookAt( vector2.sub( vector ) );

		this.cone.material.color.copy( this.light.color ).multiplyScalar( this.light.intensity );

	};

}();

// File:src/extras/helpers/VertexNormalsHelper.js

/**
 * @author mrdoob / http://mrdoob.com/
 * @author WestLangley / http://github.com/WestLangley
*/

THREE.VertexNormalsHelper = function ( object, size, hex, linewidth ) {

	this.object = object;

	this.size = ( size !== undefined ) ? size : 1;

	var color = ( hex !== undefined ) ? hex : 0xff0000;

	var width = ( linewidth !== undefined ) ? linewidth : 1;

	//

	var nNormals = 0;

	var objGeometry = this.object.geometry;

	if ( objGeometry instanceof THREE.Geometry ) {

		nNormals = objGeometry.faces.length * 3;

	} else if ( objGeometry instanceof THREE.BufferGeometry ) {

		nNormals = objGeometry.attributes.normal.count

	}

	//

	var geometry = new THREE.BufferGeometry();

	var positions = new THREE.Float32Attribute( nNormals * 2 * 3, 3 );

	geometry.addAttribute( 'position', positions );

	THREE.LineSegments.call( this, geometry, new THREE.LineBasicMaterial( { color: color, linewidth: width } ) );

	//

	this.matrixAutoUpdate = false;

	this.update();

};

THREE.VertexNormalsHelper.prototype = Object.create( THREE.LineSegments.prototype );
THREE.VertexNormalsHelper.prototype.constructor = THREE.VertexNormalsHelper;

THREE.VertexNormalsHelper.prototype.update = ( function () {

	var v1 = new THREE.Vector3();
	var v2 = new THREE.Vector3();
	var normalMatrix = new THREE.Matrix3();

	return function update() {

		var keys = [ 'a', 'b', 'c' ];

		this.object.updateMatrixWorld( true );

		normalMatrix.getNormalMatrix( this.object.matrixWorld );

		var matrixWorld = this.object.matrixWorld;

		var position = this.geometry.attributes.position;

		//

		var objGeometry = this.object.geometry;

		if ( objGeometry instanceof THREE.Geometry ) {

			var vertices = objGeometry.vertices;

			var faces = objGeometry.faces;

			var idx = 0;

			for ( var i = 0, l = faces.length; i < l; i ++ ) {

				var face = faces[ i ];

				for ( var j = 0, jl = face.vertexNormals.length; j < jl; j ++ ) {

					var vertex = vertices[ face[ keys[ j ] ] ];

					var normal = face.vertexNormals[ j ];

					v1.copy( vertex ).applyMatrix4( matrixWorld );

					v2.copy( normal ).applyMatrix3( normalMatrix ).normalize().multiplyScalar( this.size ).add( v1 );

					position.setXYZ( idx, v1.x, v1.y, v1.z );

					idx = idx + 1;

					position.setXYZ( idx, v2.x, v2.y, v2.z );

					idx = idx + 1;

				}

			}

		} else if ( objGeometry instanceof THREE.BufferGeometry ) {

			var objPos = objGeometry.attributes.position;

			var objNorm = objGeometry.attributes.normal;

			var idx = 0;

			// for simplicity, ignore index and drawcalls, and render every normal

			for ( var j = 0, jl = objPos.count; j < jl; j ++ ) {

				v1.set( objPos.getX( j ), objPos.getY( j ), objPos.getZ( j ) ).applyMatrix4( matrixWorld );

				v2.set( objNorm.getX( j ), objNorm.getY( j ), objNorm.getZ( j ) );

				v2.applyMatrix3( normalMatrix ).normalize().multiplyScalar( this.size ).add( v1 );

				position.setXYZ( idx, v1.x, v1.y, v1.z );

				idx = idx + 1;

				position.setXYZ( idx, v2.x, v2.y, v2.z );

				idx = idx + 1;

			}

		}

		position.needsUpdate = true;

		return this;

	}

}() );

// File:src/extras/helpers/WireframeHelper.js

/**
 * @author mrdoob / http://mrdoob.com/
 */

THREE.WireframeHelper = function ( object, hex ) {

	var color = ( hex !== undefined ) ? hex : 0xffffff;

	THREE.LineSegments.call( this, new THREE.WireframeGeometry( object.geometry ), new THREE.LineBasicMaterial( { color: color } ) );

	this.matrix = object.matrixWorld;
	this.matrixAutoUpdate = false;

};

THREE.WireframeHelper.prototype = Object.create( THREE.LineSegments.prototype );
THREE.WireframeHelper.prototype.constructor = THREE.WireframeHelper;

// File:src/extras/objects/ImmediateRenderObject.js

/**
 * @author alteredq / http://alteredqualia.com/
 */

THREE.ImmediateRenderObject = function ( material ) {

	THREE.Object3D.call( this );

	this.material = material;
	this.render = function ( renderCallback ) {};

};

THREE.ImmediateRenderObject.prototype = Object.create( THREE.Object3D.prototype );
THREE.ImmediateRenderObject.prototype.constructor = THREE.ImmediateRenderObject;

// File:src/extras/objects/MorphBlendMesh.js

/**
 * @author alteredq / http://alteredqualia.com/
 */

THREE.MorphBlendMesh = function( geometry, material ) {

	THREE.Mesh.call( this, geometry, material );

	this.animationsMap = {};
	this.animationsList = [];

	// prepare default animation
	// (all frames played together in 1 second)

	var numFrames = this.geometry.morphTargets.length;

	var name = "__default";

	var startFrame = 0;
	var endFrame = numFrames - 1;

	var fps = numFrames / 1;

	this.createAnimation( name, startFrame, endFrame, fps );
	this.setAnimationWeight( name, 1 );

};

THREE.MorphBlendMesh.prototype = Object.create( THREE.Mesh.prototype );
THREE.MorphBlendMesh.prototype.constructor = THREE.MorphBlendMesh;

THREE.MorphBlendMesh.prototype.createAnimation = function ( name, start, end, fps ) {

	var animation = {

		start: start,
		end: end,

		length: end - start + 1,

		fps: fps,
		duration: ( end - start ) / fps,

		lastFrame: 0,
		currentFrame: 0,

		active: false,

		time: 0,
		direction: 1,
		weight: 1,

		directionBackwards: false,
		mirroredLoop: false

	};

	this.animationsMap[ name ] = animation;
	this.animationsList.push( animation );

};

THREE.MorphBlendMesh.prototype.autoCreateAnimations = function ( fps ) {

	var pattern = /([a-z]+)_?(\d+)/;

	var firstAnimation, frameRanges = {};

	var geometry = this.geometry;

	for ( var i = 0, il = geometry.morphTargets.length; i < il; i ++ ) {

		var morph = geometry.morphTargets[ i ];
		var chunks = morph.name.match( pattern );

		if ( chunks && chunks.length > 1 ) {

			var name = chunks[ 1 ];

			if ( ! frameRanges[ name ] ) frameRanges[ name ] = { start: Infinity, end: - Infinity };

			var range = frameRanges[ name ];

			if ( i < range.start ) range.start = i;
			if ( i > range.end ) range.end = i;

			if ( ! firstAnimation ) firstAnimation = name;

		}

	}

	for ( var name in frameRanges ) {

		var range = frameRanges[ name ];
		this.createAnimation( name, range.start, range.end, fps );

	}

	this.firstAnimation = firstAnimation;

};

THREE.MorphBlendMesh.prototype.setAnimationDirectionForward = function ( name ) {

	var animation = this.animationsMap[ name ];

	if ( animation ) {

		animation.direction = 1;
		animation.directionBackwards = false;

	}

};

THREE.MorphBlendMesh.prototype.setAnimationDirectionBackward = function ( name ) {

	var animation = this.animationsMap[ name ];

	if ( animation ) {

		animation.direction = - 1;
		animation.directionBackwards = true;

	}

};

THREE.MorphBlendMesh.prototype.setAnimationFPS = function ( name, fps ) {

	var animation = this.animationsMap[ name ];

	if ( animation ) {

		animation.fps = fps;
		animation.duration = ( animation.end - animation.start ) / animation.fps;

	}

};

THREE.MorphBlendMesh.prototype.setAnimationDuration = function ( name, duration ) {

	var animation = this.animationsMap[ name ];

	if ( animation ) {

		animation.duration = duration;
		animation.fps = ( animation.end - animation.start ) / animation.duration;

	}

};

THREE.MorphBlendMesh.prototype.setAnimationWeight = function ( name, weight ) {

	var animation = this.animationsMap[ name ];

	if ( animation ) {

		animation.weight = weight;

	}

};

THREE.MorphBlendMesh.prototype.setAnimationTime = function ( name, time ) {

	var animation = this.animationsMap[ name ];

	if ( animation ) {

		animation.time = time;

	}

};

THREE.MorphBlendMesh.prototype.getAnimationTime = function ( name ) {

	var time = 0;

	var animation = this.animationsMap[ name ];

	if ( animation ) {

		time = animation.time;

	}

	return time;

};

THREE.MorphBlendMesh.prototype.getAnimationDuration = function ( name ) {

	var duration = - 1;

	var animation = this.animationsMap[ name ];

	if ( animation ) {

		duration = animation.duration;

	}

	return duration;

};

THREE.MorphBlendMesh.prototype.playAnimation = function ( name ) {

	var animation = this.animationsMap[ name ];

	if ( animation ) {

		animation.time = 0;
		animation.active = true;

	} else {

		console.warn( "THREE.MorphBlendMesh: animation[" + name + "] undefined in .playAnimation()" );

	}

};

THREE.MorphBlendMesh.prototype.stopAnimation = function ( name ) {

	var animation = this.animationsMap[ name ];

	if ( animation ) {

		animation.active = false;

	}

};

THREE.MorphBlendMesh.prototype.update = function ( delta ) {

	for ( var i = 0, il = this.animationsList.length; i < il; i ++ ) {

		var animation = this.animationsList[ i ];

		if ( ! animation.active ) continue;

		var frameTime = animation.duration / animation.length;

		animation.time += animation.direction * delta;

		if ( animation.mirroredLoop ) {

			if ( animation.time > animation.duration || animation.time < 0 ) {

				animation.direction *= - 1;

				if ( animation.time > animation.duration ) {

					animation.time = animation.duration;
					animation.directionBackwards = true;

				}

				if ( animation.time < 0 ) {

					animation.time = 0;
					animation.directionBackwards = false;

				}

			}

		} else {

			animation.time = animation.time % animation.duration;

			if ( animation.time < 0 ) animation.time += animation.duration;

		}

		var keyframe = animation.start + THREE.Math.clamp( Math.floor( animation.time / frameTime ), 0, animation.length - 1 );
		var weight = animation.weight;

		if ( keyframe !== animation.currentFrame ) {

			this.morphTargetInfluences[ animation.lastFrame ] = 0;
			this.morphTargetInfluences[ animation.currentFrame ] = 1 * weight;

			this.morphTargetInfluences[ keyframe ] = 0;

			animation.lastFrame = animation.currentFrame;
			animation.currentFrame = keyframe;

		}

		var mix = ( animation.time % frameTime ) / frameTime;

		if ( animation.directionBackwards ) mix = 1 - mix;

		if ( animation.currentFrame !== animation.lastFrame ) {

			this.morphTargetInfluences[ animation.currentFrame ] = mix * weight;
			this.morphTargetInfluences[ animation.lastFrame ] = ( 1 - mix ) * weight;

		} else {

			this.morphTargetInfluences[ animation.currentFrame ] = weight;

		}

	}

};


// Export the THREE object for **Node.js**, with
// backwards-compatibility for the old `require()` API. If we're in
// the browser, add `_` as a global object via a string identifier,
// for Closure Compiler "advanced" mode.
if (typeof exports !== 'undefined') {
  if (typeof module !== 'undefined' && module.exports) {
    exports = module.exports = THREE;
  }
  exports.THREE = THREE;
} else {
  this['THREE'] = THREE;
}

},{}],7:[function(_dereq_,module,exports){
(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof _dereq_=="function"&&_dereq_;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof _dereq_=="function"&&_dereq_;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(_dereq_,module,exports){
/**
 * Responsible for showing the vertical alignment UI that separates left and
 * right eye images.
 */
function Aligner() {
  var el = document.createElement('div');
  var s = el.style;
  s.position = 'fixed';
  s.background = 'white';
  s.width = '2px';
  s.top = '0px';
  s.bottom = '48px';
  s.left = '50%';
  s.display = 'none';
  s.marginLeft = '-2px';
  s.border = '1px solid black';
  s.borderTop = '0px';
  this.el = el;

  document.body.appendChild(el);
}

Aligner.prototype.show = function() {
  this.el.style.display = 'block';
};

Aligner.prototype.hide = function() {
  this.el.style.display = 'none';
};

module.exports = Aligner;

},{}],2:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var Aligner = _dereq_('./aligner.js');
var Emitter = _dereq_('./emitter.js');
var Modes = _dereq_('./modes.js');
var Util = _dereq_('./util.js');

/**
 * Everything having to do with the WebVR button.
 * Emits a 'click' event when it's clicked.
 */
function ButtonManager() {
  this.loadIcons_();

  // Make the fullscreen button.
  var fsButton = this.createButton();
  fsButton.src = this.ICONS.fullscreen;
  fsButton.title = 'Fullscreen mode';
  var s = fsButton.style;
  s.bottom = 0;
  s.right = 0;
  fsButton.addEventListener('click', this.createClickHandler_('fs'));
  document.body.appendChild(fsButton);
  this.fsButton = fsButton;

  // Make the VR button.
  var vrButton = this.createButton();
  vrButton.src = this.ICONS.cardboard;
  vrButton.title = 'Virtual reality mode';
  var s = vrButton.style;
  s.bottom = 0;
  s.right = '48px';
  vrButton.addEventListener('click', this.createClickHandler_('vr'));
  document.body.appendChild(vrButton);
  this.vrButton = vrButton;

  // Make the back button.
  var backButton = this.createButton();
  backButton.title = 'Back to previous mode';
  var s = backButton.style;
  s.left = 0;
  s.top = 0;
  backButton.src = this.ICONS.back;
  backButton.addEventListener('click', this.createClickHandler_('back'));
  document.body.appendChild(backButton);
  this.backButton = backButton;

  // Make the settings button, but only for mobile.
  var settingsButton = this.createButton();
  settingsButton.title = 'Configure viewer';
  var s = settingsButton.style;
  s.left = '50%';
  s.marginLeft = '-24px';
  s.bottom = 0;
  s.zIndex = 0;
  settingsButton.src = this.ICONS.settings;
  settingsButton.addEventListener('click', this.createClickHandler_('settings'));
  document.body.appendChild(settingsButton);
  this.settingsButton = settingsButton;

  this.isVisible = true;

  this.aligner = new Aligner();

}
ButtonManager.prototype = new Emitter();

ButtonManager.prototype.createButton = function() {
  var button = document.createElement('img');
  button.className = 'webvr-button';
  var s = button.style;
  s.position = 'fixed';
  s.width = '24px'
  s.height = '24px';
  s.backgroundSize = 'cover';
  s.backgroundColor = 'transparent';
  s.border = 0;
  s.userSelect = 'none';
  s.webkitUserSelect = 'none';
  s.MozUserSelect = 'none';
  s.cursor = 'pointer';
  s.padding = '12px';
  s.zIndex = 1;
  s.display = 'none';

  // Prevent button from being selected and dragged.
  button.draggable = false;
  button.addEventListener('dragstart', function(e) {
    e.preventDefault();
  });

  // Style it on hover.
  button.addEventListener('mouseenter', function(e) {
    s.filter = s.webkitFilter = 'drop-shadow(0 0 5px rgba(255,255,255,1))';
  });
  button.addEventListener('mouseleave', function(e) {
    s.filter = s.webkitFilter = '';
  });
  return button;
};

ButtonManager.prototype.setMode = function(mode, isVRCompatible) {
  if (!this.isVisible) {
    return;
  }
  switch (mode) {
    case Modes.NORMAL:
      this.fsButton.style.display = 'block';
      this.fsButton.src = this.ICONS.fullscreen;
      this.vrButton.style.display = (isVRCompatible ? 'block' : 'none');
      this.backButton.style.display = 'none';
      this.settingsButton.style.display = 'none';
      this.aligner.hide();
      break;
    case Modes.MAGIC_WINDOW:
      this.fsButton.style.display = 'block';
      this.fsButton.src = this.ICONS.exitFullscreen;
      this.vrButton.style.display = (isVRCompatible ? 'block' : 'none');
      this.backButton.style.display = 'block';
      this.settingsButton.style.display = 'none';
      this.aligner.hide();
      break;
    case Modes.VR:
      this.fsButton.style.display = 'none';
      this.vrButton.style.display = 'none';
      // Hack for Firefox, since it doesn't display HTML content correctly in
      // VR at the moment.
      this.backButton.style.display = Util.isFirefox() ? 'none' : 'block';
      // Only show the settings button on mobile.
      var isSettingsVisible = Util.isMobile() || WebVRConfig.FORCE_ENABLE_VR;
      this.settingsButton.style.display = isSettingsVisible ? 'block' : 'none';
      this.aligner.show();
      break;
  }

  // Hack for Safari Mac/iOS to force relayout (svg-specific issue)
  // http://goo.gl/hjgR6r
  var oldValue = this.fsButton.style.display;
  this.fsButton.style.display = 'inline-block';
  this.fsButton.offsetHeight;
  this.fsButton.style.display = oldValue;
};

ButtonManager.prototype.setVisibility = function(isVisible) {
  this.isVisible = isVisible;
  this.fsButton.style.display = isVisible ? 'block' : 'none';
  this.vrButton.style.display = isVisible ? 'block' : 'none';
  this.backButton.style.display = isVisible ? 'block' : 'none';
};

ButtonManager.prototype.createClickHandler_ = function(eventName) {
  return function(e) {
    e.stopPropagation();
    e.preventDefault();
    this.emit(eventName);
  }.bind(this);
};

ButtonManager.prototype.loadIcons_ = function() {
  // Preload some hard-coded SVG.
  this.ICONS = {};
  this.ICONS.cardboard = Util.base64('image/svg+xml', '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');
  this.ICONS.fullscreen = Util.base64('image/svg+xml', 'PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIyNHB4IiBoZWlnaHQ9IjI0cHgiIHZpZXdCb3g9IjAgMCAyNCAyNCIgZmlsbD0iI0ZGRkZGRiI+CiAgICA8cGF0aCBkPSJNMCAwaDI0djI0SDB6IiBmaWxsPSJub25lIi8+CiAgICA8cGF0aCBkPSJNNyAxNEg1djVoNXYtMkg3di0zem0tMi00aDJWN2gzVjVINXY1em0xMiA3aC0zdjJoNXYtNWgtMnYzek0xNCA1djJoM3YzaDJWNWgtNXoiLz4KPC9zdmc+Cg==');
  this.ICONS.exitFullscreen = Util.base64('image/svg+xml', 'PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIyNHB4IiBoZWlnaHQ9IjI0cHgiIHZpZXdCb3g9IjAgMCAyNCAyNCIgZmlsbD0iI0ZGRkZGRiI+CiAgICA8cGF0aCBkPSJNMCAwaDI0djI0SDB6IiBmaWxsPSJub25lIi8+CiAgICA8cGF0aCBkPSJNNSAxNmgzdjNoMnYtNUg1djJ6bTMtOEg1djJoNVY1SDh2M3ptNiAxMWgydi0zaDN2LTJoLTV2NXptMi0xMVY1aC0ydjVoNVY4aC0zeiIvPgo8L3N2Zz4K');
  this.ICONS.back = Util.base64('image/svg+xml', 'PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIyNHB4IiBoZWlnaHQ9IjI0cHgiIHZpZXdCb3g9IjAgMCAyNCAyNCIgZmlsbD0iI0ZGRkZGRiI+CiAgICA8cGF0aCBkPSJNMCAwaDI0djI0SDB6IiBmaWxsPSJub25lIi8+CiAgICA8cGF0aCBkPSJNMjAgMTFINy44M2w1LjU5LTUuNTlMMTIgNGwtOCA4IDggOCAxLjQxLTEuNDFMNy44MyAxM0gyMHYtMnoiLz4KPC9zdmc+Cg==');
  this.ICONS.settings = Util.base64('image/svg+xml', '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');
};

module.exports = ButtonManager;

},{"./aligner.js":1,"./emitter.js":9,"./modes.js":11,"./util.js":13}],3:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var BarrelDistortion = _dereq_('./distortion/barrel-distortion-fragment-v2.js');
var Util = _dereq_('./util.js');


function ShaderPass(shader) {
  this.uniforms = THREE.UniformsUtils.clone(shader.uniforms);

  this.material = new THREE.ShaderMaterial({
    defines: shader.defines || {},
    uniforms: this.uniforms,
    vertexShader: shader.vertexShader,
    fragmentShader: shader.fragmentShader
  });

  this.camera = new THREE.OrthographicCamera(-1, 1, 1, -1, 0, 1);
  this.scene  = new THREE.Scene();
  this.quad = new THREE.Mesh(new THREE.PlaneBufferGeometry(2, 2), null);
  this.scene.add(this.quad);
};

ShaderPass.prototype.render = function(renderFunc, buffer) {
  this.uniforms.texture.value = buffer;
  this.quad.material = this.material;
  renderFunc(this.scene, this.camera);
};

function createRenderTarget(renderer) {
  var width  = renderer.context.canvas.width;
  var height = renderer.context.canvas.height;
  var parameters = {
    minFilter: THREE.LinearFilter,
    magFilter: THREE.LinearFilter,
    format: THREE.RGBFormat,
    stencilBuffer: false
  };

  return new THREE.WebGLRenderTarget(width, height, parameters);
}

function CardboardDistorter(renderer) {
  this.shaderPass = new ShaderPass(BarrelDistortion);
  this.renderer = renderer;

  this.textureTarget = null;
  this.genuineRender = renderer.render;
  this.genuineSetSize = renderer.setSize;
  this.isActive = false;
}

CardboardDistorter.prototype.patch = function() {
  if (!this.isActive) {
    return;
  }
  this.textureTarget = createRenderTarget(this.renderer);

  this.renderer.render = function(scene, camera, renderTarget, forceClear) {
    this.genuineRender.call(this.renderer, scene, camera, this.textureTarget, forceClear);
  }.bind(this);

  this.renderer.setSize = function(width, height) {
    this.genuineSetSize.call(this.renderer, width, height);
    this.textureTarget = createRenderTarget(this.renderer);
  }.bind(this);
};

CardboardDistorter.prototype.unpatch = function() {
  if (!this.isActive) {
    return;
  }
  this.renderer.render = this.genuineRender;
  this.renderer.setSize = this.genuineSetSize;
};

CardboardDistorter.prototype.preRender = function() {
  if (!this.isActive) {
    return;
  }
  this.renderer.setRenderTarget(this.textureTarget);
};

CardboardDistorter.prototype.postRender = function() {
  if (!this.isActive) {
    return;
  }
  var size = this.renderer.getSize();
  this.renderer.setViewport(0, 0, size.width, size.height);
  this.shaderPass.render(this.genuineRender.bind(this.renderer), this.textureTarget);
};

/**
 * Toggles distortion. This is called externally by the boilerplate.
 * It should be enabled only if WebVR is provided by polyfill.
 */
CardboardDistorter.prototype.setActive = function(state) {
  this.isActive = state;
};

/**
 * Updates uniforms.
 */
CardboardDistorter.prototype.updateDeviceInfo = function(deviceInfo) {
  var uniforms = this.shaderPass.material.uniforms;

  var distortedProj = deviceInfo.getProjectionMatrixLeftEye();
  var undistortedProj = deviceInfo.getProjectionMatrixLeftEye(true);
  var viewport = deviceInfo.getUndistortedViewportLeftEye();

  var device = deviceInfo.device;
  var params = {
    xScale: viewport.width / (device.width / 2),
    yScale: viewport.height / device.height,
    xTrans: 2 * (viewport.x + viewport.width / 2) / (device.width / 2) - 1,
    yTrans: 2 * (viewport.y + viewport.height / 2) / device.height - 1
  }

  uniforms.projectionLeft.value.copy(
      Util.projectionMatrixToVector_(distortedProj));
  uniforms.unprojectionLeft.value.copy(
      Util.projectionMatrixToVector_(undistortedProj, params));

  // Set distortion coefficients.
  var coefficients = deviceInfo.viewer.distortionCoefficients;
  uniforms.distortion.value.set(coefficients[0], coefficients[1]);
      

  // For viewer profile debugging, show the lens center.
  if (WebVRConfig.SHOW_EYE_CENTERS) {
    uniforms.showCenter.value = 1;
  }

  // Allow custom background colors if this global is set.
  if (WebVRConfig.DISTORTION_BGCOLOR) {
    uniforms.backgroundColor.value =
        WebVRConfig.DISTORTION_BGCOLOR;
  }

  this.shaderPass.material.needsUpdate = true;
};


/**
 * Sets distortion coefficients as a Vector2.
 */
CardboardDistorter.prototype.setDistortionCoefficients = function(coefficients) {
  var value = new THREE.Vector2(coefficients[0], coefficients[1]);
  this.shaderPass.material.uniforms.distortion.value = value;
  this.shaderPass.material.needsUpdate = true;
};

module.exports = CardboardDistorter;

},{"./distortion/barrel-distortion-fragment-v2.js":5,"./util.js":13}],4:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var Distortion = _dereq_('./distortion/distortion.js');
var Util = _dereq_('./util.js');

function Device(params) {
  this.width = params.width || Util.getScreenWidth();
  this.height = params.height || Util.getScreenHeight();
  this.widthMeters = params.widthMeters;
  this.heightMeters = params.heightMeters;
  this.bevelMeters = params.bevelMeters;
}


// Fallback Android device (based on Nexus 5 measurements) for use when
// we can't recognize an Android device.
var DEFAULT_ANDROID = new Device({
  widthMeters: 0.110,
  heightMeters: 0.062,
  bevelMeters: 0.004
});

// Fallback iOS device (based on iPhone6) for use when
// we can't recognize an Android device.
var DEFAULT_IOS = new Device({
  widthMeters: 0.1038,
  heightMeters: 0.0584,
  bevelMeters: 0.004
});


var Viewers = {
  CardboardV1: new CardboardViewer({
    id: 'CardboardV1',
    label: 'Cardboard I/O 2014',
    fov: 40,
    interLensDistance: 0.060,
    baselineLensDistance: 0.035,
    screenLensDistance: 0.042,
    distortionCoefficients: [0.441, 0.156],
    inverseCoefficients: [-0.4410035, 0.42756155, -0.4804439, 0.5460139,
      -0.58821183, 0.5733938, -0.48303202, 0.33299083, -0.17573841,
      0.0651772, -0.01488963, 0.001559834]
  }),
  CardboardV2: new CardboardViewer({
    id: 'CardboardV2',
    label: 'Cardboard I/O 2015',
    fov: 60,
    interLensDistance: 0.064,
    baselineLensDistance: 0.035,
    screenLensDistance: 0.039,
    distortionCoefficients: [0.34, 0.55],
    inverseCoefficients: [-0.33836704, -0.18162185, 0.862655, -1.2462051,
      1.0560602, -0.58208317, 0.21609078, -0.05444823, 0.009177956,
      -9.904169E-4, 6.183535E-5, -1.6981803E-6]
  })
};


var DEFAULT_LEFT_CENTER = {x: 0.5, y: 0.5};
var DEFAULT_RIGHT_CENTER = {x: 0.5, y: 0.5};

/**
 * Manages information about the device and the viewer.
 *
 * deviceParams indicates the parameters of the device to use (generally
 * obtained from dpdb.getDeviceParams()). Can be null to mean no device
 * params were found.
 */
function DeviceInfo(deviceParams) {
  this.viewer = Viewers.CardboardV1;
  this.updateDeviceParams(deviceParams);
}

DeviceInfo.prototype.updateDeviceParams = function(deviceParams) {
  this.device = this.determineDevice_(deviceParams) || this.device;
};

DeviceInfo.prototype.getDevice = function() {
  return this.device;
};

DeviceInfo.prototype.setViewer = function(viewer) {
  this.viewer = viewer;
};

DeviceInfo.prototype.determineDevice_ = function(deviceParams) {
  if (!deviceParams) {
    // No parameters, so use a default.
    if (Util.isIOS()) {
      console.warn("Using fallback Android device measurements.");
      return DEFAULT_IOS;
    } else {
      console.warn("Using fallback iOS device measurements.");
      return DEFAULT_ANDROID;
    }
  }

  // Compute device screen dimensions based on deviceParams.
  var METERS_PER_INCH = 0.0254;
  var metersPerPixelX = METERS_PER_INCH / deviceParams.xdpi;
  var metersPerPixelY = METERS_PER_INCH / deviceParams.ydpi;
  var width = Util.getScreenWidth();
  var height = Util.getScreenHeight();
  return new Device({
    widthMeters: metersPerPixelX * width,
    heightMeters: metersPerPixelY * height,
    bevelMeters: deviceParams.bevelMm * 0.001,
  });
};

/**
 * Calculates field of view for the left eye.
 */
DeviceInfo.prototype.getDistortedFieldOfViewLeftEye = function() {
  var viewer = this.viewer;
  var device = this.device;

  var distortion = new Distortion(viewer.distortionCoefficients);

  // Device.height and device.width for device in portrait mode, so transpose.
  var eyeToScreenDistance = viewer.screenLensDistance;

  var outerDist = (device.widthMeters - viewer.interLensDistance) / 2;
  var innerDist = viewer.interLensDistance / 2;
  var bottomDist = viewer.baselineLensDistance - device.bevelMeters;
  var topDist = device.heightMeters - bottomDist;

  var outerAngle = THREE.Math.radToDeg(Math.atan(
      distortion.distort(outerDist / eyeToScreenDistance)));
  var innerAngle = THREE.Math.radToDeg(Math.atan(
      distortion.distort(innerDist / eyeToScreenDistance)));
  var bottomAngle = THREE.Math.radToDeg(Math.atan(
      distortion.distort(bottomDist / eyeToScreenDistance)));
  var topAngle = THREE.Math.radToDeg(Math.atan(
      distortion.distort(topDist / eyeToScreenDistance)));

  return {
    leftDegrees: Math.min(outerAngle, viewer.fov),
    rightDegrees: Math.min(innerAngle, viewer.fov),
    downDegrees: Math.min(bottomAngle, viewer.fov),
    upDegrees: Math.min(topAngle, viewer.fov)
  }
};

DeviceInfo.prototype.getFieldOfViewLeftEye = function(opt_isUndistorted) {
  return opt_isUndistorted ? this.getUndistortedFieldOfViewLeftEye() :
      this.getDistortedFieldOfViewLeftEye();
};

DeviceInfo.prototype.getFieldOfViewRightEye = function(opt_isUndistorted) {
  var fov = this.getFieldOfViewLeftEye(opt_isUndistorted);
  return {
    leftDegrees: fov.rightDegrees,
    rightDegrees: fov.leftDegrees,
    upDegrees: fov.upDegrees,
    downDegrees: fov.downDegrees
  };
};

/**
 * Calculates a projection matrix for the left eye.
 */
DeviceInfo.prototype.getProjectionMatrixLeftEye = function(opt_isUndistorted) {
  var fov = this.getFieldOfViewLeftEye(opt_isUndistorted);

  var projectionMatrix = new THREE.Matrix4();
  var near = 0.1;
  var far = 1000;
  var left = Math.tan(THREE.Math.degToRad(fov.leftDegrees)) * near;
  var right = Math.tan(THREE.Math.degToRad(fov.rightDegrees)) * near;
  var bottom = Math.tan(THREE.Math.degToRad(fov.downDegrees)) * near;
  var top = Math.tan(THREE.Math.degToRad(fov.upDegrees)) * near;

  // makeFrustum expects units in tan-angle space.
  projectionMatrix.makeFrustum(-left, right, -bottom, top, near, far);
  
  return projectionMatrix;
};


DeviceInfo.prototype.getUndistortedViewportLeftEye = function() {
  var p = this.getUndistortedParams_();
  var viewer = this.viewer;
  var device = this.device;

  // Distances stored in local variables are in tan-angle units unless otherwise
  // noted.
  var eyeToScreenDistance = viewer.screenLensDistance;
  var screenWidth = device.widthMeters / eyeToScreenDistance;
  var screenHeight = device.heightMeters / eyeToScreenDistance;
  var xPxPerTanAngle = device.width / screenWidth;
  var yPxPerTanAngle = device.height / screenHeight;

  var x = Math.round((p.eyePosX - p.outerDist) * xPxPerTanAngle);
  var y = Math.round((p.eyePosY - p.bottomDist) * yPxPerTanAngle);
  return {
    x: x,
    y: y,
    width: Math.round((p.eyePosX + p.innerDist) * xPxPerTanAngle) - x,
    height: Math.round((p.eyePosY + p.topDist) * yPxPerTanAngle) - y
  };
};

/**
 * Calculates undistorted field of view for the left eye.
 */
DeviceInfo.prototype.getUndistortedFieldOfViewLeftEye = function() {
  var p = this.getUndistortedParams_();

  return {
    leftDegrees: THREE.Math.radToDeg(Math.atan(p.outerDist)),
    rightDegrees: THREE.Math.radToDeg(Math.atan(p.innerDist)),
    downDegrees: THREE.Math.radToDeg(Math.atan(p.bottomDist)),
    upDegrees: THREE.Math.radToDeg(Math.atan(p.topDist))
  };
};

DeviceInfo.prototype.getUndistortedParams_ = function() {
  var viewer = this.viewer;
  var device = this.device;
  var distortion = new Distortion(viewer.distortionCoefficients);

  // Most of these variables in tan-angle units.
  var eyeToScreenDistance = viewer.screenLensDistance;
  var halfLensDistance = viewer.interLensDistance / 2 / eyeToScreenDistance;
  var screenWidth = device.widthMeters / eyeToScreenDistance;
  var screenHeight = device.heightMeters / eyeToScreenDistance;

  var eyePosX = screenWidth / 2 - halfLensDistance;
  var eyePosY = (viewer.baselineLensDistance - device.bevelMeters) / eyeToScreenDistance;

  var maxFov = viewer.fov;
  var viewerMax = distortion.distortInverse(Math.tan(THREE.Math.degToRad(maxFov)));
  var outerDist = Math.min(eyePosX, viewerMax);
  var innerDist = Math.min(halfLensDistance, viewerMax);
  var bottomDist = Math.min(eyePosY, viewerMax);
  var topDist = Math.min(screenHeight - eyePosY, viewerMax);

  return {
    outerDist: outerDist,
    innerDist: innerDist,
    topDist: topDist,
    bottomDist: bottomDist,
    eyePosX: eyePosX,
    eyePosY: eyePosY
  };
};


function CardboardViewer(params) {
  // A machine readable ID.
  this.id = params.id;
  // A human readable label.
  this.label = params.label;

  // Field of view in degrees (per side).
  this.fov = params.fov;

  // Distance between lens centers in meters.
  this.interLensDistance = params.interLensDistance;
  // Distance between viewer baseline and lens center in meters.
  this.baselineLensDistance = params.baselineLensDistance;
  // Screen-to-lens distance in meters.
  this.screenLensDistance = params.screenLensDistance;

  // Distortion coefficients.
  this.distortionCoefficients = params.distortionCoefficients;
  // Inverse distortion coefficients.
  // TODO: Calculate these from distortionCoefficients in the future.
  this.inverseCoefficients = params.inverseCoefficients;
}

// Export viewer information.
DeviceInfo.Viewers = Viewers;
module.exports = DeviceInfo;

},{"./distortion/distortion.js":6,"./util.js":13}],5:[function(_dereq_,module,exports){
var BarrelDistortionFragment = {
  type: 'fragment_v2',

  
  uniforms: {
    texture:   { type: 't', value: null },
    distortion: { type: 'v2', value: new THREE.Vector2(0.441, 0.156) },
    projectionLeft:    { type: 'v4', value: new THREE.Vector4(1.0, 1.0, -0.5, -0.5) },
    unprojectionLeft:  { type: 'v4', value: new THREE.Vector4(1.0, 1.0, -0.5, -0.5) },
    backgroundColor: { type: 'v4', value: new THREE.Vector4(0.0, 0.0, 0.0, 1.0) },
    showCenter: { type: 'i', value: 0},
    dividerColor: { type: 'v4', value: new THREE.Vector4(0.5, 0.5, 0.5, 1.0) },
  },

  vertexShader: [
  'varying vec2 vUV;',

  'void main() {',
    'vUV = uv;',
    'gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );',
  '}'

  ].join('\n'),

  // TODO: use min/max/saturate instead of conditionals
  fragmentShader: [
    'uniform sampler2D texture;',

    'uniform vec2 distortion;',
    'uniform vec4 backgroundColor;',
    'uniform vec4 projectionLeft;',
    'uniform vec4 unprojectionLeft;',
    'uniform int showCenter;',
    'uniform vec4 dividerColor;',

    'varying vec2 vUV;',

    'float poly(float val) {',
      'return (showCenter == 1 && val < 0.00010) ? ',
      '10000.0 : 1.0 + (distortion.x + distortion.y * val) * val;',
    '}',

    'vec2 barrel(vec2 v, vec4 projection, vec4 unprojection) {',
      'vec2 w = (v + unprojection.zw) / unprojection.xy;',
      'return projection.xy * (poly(dot(w, w)) * w) - projection.zw;',
    '}',

    'void main() {',
      // right projections are shifted and vertically mirrored relative to left
      'vec4 projectionRight = ',
      '(projectionLeft + vec4(0.0, 0.0, 1.0, 0.0)) * vec4(1.0, 1.0, -1.0, 1.0);',
      'vec4 unprojectionRight = ',
      '(unprojectionLeft + vec4(0.0, 0.0, 1.0, 0.0)) * vec4(1.0, 1.0, -1.0, 1.0);',

      'vec2 a = (vUV.x < 0.5) ? ',
      'barrel(vec2(vUV.x / 0.5, vUV.y), projectionLeft, unprojectionLeft) : ',
      'barrel(vec2((vUV.x - 0.5) / 0.5, vUV.y), projectionRight, unprojectionRight);',

      'if (dividerColor.w > 0.0 && abs(vUV.x - 0.5) < .001) {',
        // Don't render the divider, since it's rendered in HTML.
        //'gl_FragColor = dividerColor;',
      '} else if (a.x < 0.0 || a.x > 1.0 || a.y < 0.0 || a.y > 1.0) {',
        'gl_FragColor = backgroundColor;',
      '} else {',
        'gl_FragColor = texture2D(texture, vec2(a.x * 0.5 + (vUV.x < 0.5 ? 0.0 : 0.5), a.y));',
      '}',
    '}'

    ].join('\n')
};

module.exports = BarrelDistortionFragment;

},{}],6:[function(_dereq_,module,exports){
/**
 * TODO(smus): Implement coefficient inversion.
 */
function Distortion(coefficients) {
  this.coefficients = coefficients;
}

/**
 * Calculates the inverse distortion for a radius.
 * </p><p>
 * Allows to compute the original undistorted radius from a distorted one.
 * See also getApproximateInverseDistortion() for a faster but potentially
 * less accurate method.
 *
 * @param {Number} radius Distorted radius from the lens center in tan-angle units.
 * @return {Number} The undistorted radius in tan-angle units.
 */
Distortion.prototype.distortInverse = function(radius) {
  // Secant method.
  var r0 = radius / 0.9;
  var r1 = radius * 0.9;
  var dr0 = radius - this.distort(r0);
  while (Math.abs(r1 - r0) > 0.0001 /** 0.1mm */) {
    var dr1 = radius - this.distort(r1);
    var r2 = r1 - dr1 * ((r1 - r0) / (dr1 - dr0));
    r0 = r1;
    r1 = r2;
    dr0 = dr1;
  }
  return r1;
}


/**
 * Distorts a radius by its distortion factor from the center of the lenses.
 *
 * @param {Number} radius Radius from the lens center in tan-angle units.
 * @return {Number} The distorted radius in tan-angle units.
 */
Distortion.prototype.distort = function(radius) {
  return radius * this.distortionFactor_(radius);
}

/**
 * Returns the distortion factor of a point.
 *
 * @param {Number} radius Radius of the point from the lens center in tan-angle units.
 * @return {Number} The distortion factor. Multiply by this factor to distort points.
 */
Distortion.prototype.distortionFactor_ = function(radius) {
  var result = 1.0;
  var rFactor = 1.0;
  var rSquared = radius * radius;

  for (var i = 0; i < this.coefficients.length; i++) {
    var ki = this.coefficients[i];
    rFactor *= rSquared;
    result += ki * rFactor;
  }

  return result;
}

module.exports = Distortion;

},{}],7:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/**
 * DPDB cache.
 */
var DPDB_CACHE = {
  "format": 1,
  "last_updated": "2016-01-26T23:11:18Z",
  "devices": [
  {
    "type": "android",
    "rules": [
      { "mdmh": "asus/*/Nexus 7/*" },
      { "ua": "Nexus 7" }
    ],
    "dpi": [ 320.8, 323.0 ],
    "bw": 3,
    "ac": 500
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "asus/*/ASUS_Z00AD/*" },
      { "ua": "ASUS_Z00AD" }
    ],
    "dpi": [ 403.0, 404.6 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "HTC/*/HTC6435LVW/*" },
      { "ua": "HTC6435LVW" }
    ],
    "dpi": [ 449.7, 443.3 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "HTC/*/HTC One XL/*" },
      { "ua": "HTC One XL" }
    ],
    "dpi": [ 315.3, 314.6 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "htc/*/Nexus 9/*" },
      { "ua": "Nexus 9" }
    ],
    "dpi": 289.0,
    "bw": 3,
    "ac": 500
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "HTC/*/HTC One M9/*" },
      { "ua": "HTC One M9" }
    ],
    "dpi": [ 442.5, 443.3 ],
    "bw": 3,
    "ac": 500
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "HTC/*/HTC One_M8/*" },
      { "ua": "HTC One_M8" }
    ],
    "dpi": [ 449.7, 447.4 ],
    "bw": 3,
    "ac": 500
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "HTC/*/HTC One/*" },
      { "ua": "HTC One" }
    ],
    "dpi": 472.8,
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "Huawei/*/Nexus 6P/*" },
      { "ua": "Nexus 6P" }
    ],
    "dpi": [ 515.1, 518.0 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "LGE/*/Nexus 5X/*" },
      { "ua": "Nexus 5X" }
    ],
    "dpi": [ 422.0, 419.9 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "LGE/*/LGMS345/*" },
      { "ua": "LGMS345" }
    ],
    "dpi": [ 221.7, 219.1 ],
    "bw": 3,
    "ac": 500
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "LGE/*/LG-D800/*" },
      { "ua": "LG-D800" }
    ],
    "dpi": [ 422.0, 424.1 ],
    "bw": 3,
    "ac": 500
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "LGE/*/LG-D850/*" },
      { "ua": "LG-D850" }
    ],
    "dpi": [ 537.9, 541.9 ],
    "bw": 3,
    "ac": 500
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "LGE/*/VS985 4G/*" },
      { "ua": "VS985 4G" }
    ],
    "dpi": [ 537.9, 535.6 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "LGE/*/Nexus 5/*" },
      { "ua": "Nexus 5 B" }
    ],
    "dpi": [ 442.4, 444.8 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "LGE/*/Nexus 4/*" },
      { "ua": "Nexus 4" }
    ],
    "dpi": [ 319.8, 318.4 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "LGE/*/LG-P769/*" },
      { "ua": "LG-P769" }
    ],
    "dpi": [ 240.6, 247.5 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "LGE/*/LGMS323/*" },
      { "ua": "LGMS323" }
    ],
    "dpi": [ 206.6, 204.6 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "LGE/*/LGLS996/*" },
      { "ua": "LGLS996" }
    ],
    "dpi": [ 403.4, 401.5 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "Micromax/*/4560MMX/*" },
      { "ua": "4560MMX" }
    ],
    "dpi": [ 240.0, 219.4 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "Micromax/*/A250/*" },
      { "ua": "Micromax A250" }
    ],
    "dpi": [ 480.0, 446.4 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "Micromax/*/Micromax AQ4501/*" },
      { "ua": "Micromax AQ4501" }
    ],
    "dpi": 240.0,
    "bw": 3,
    "ac": 500
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "motorola/*/DROID RAZR/*" },
      { "ua": "DROID RAZR" }
    ],
    "dpi": [ 368.1, 256.7 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "motorola/*/XT830C/*" },
      { "ua": "XT830C" }
    ],
    "dpi": [ 254.0, 255.9 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "motorola/*/XT1021/*" },
      { "ua": "XT1021" }
    ],
    "dpi": [ 254.0, 256.7 ],
    "bw": 3,
    "ac": 500
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "motorola/*/XT1023/*" },
      { "ua": "XT1023" }
    ],
    "dpi": [ 254.0, 256.7 ],
    "bw": 3,
    "ac": 500
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "motorola/*/XT1028/*" },
      { "ua": "XT1028" }
    ],
    "dpi": [ 326.6, 327.6 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "motorola/*/XT1034/*" },
      { "ua": "XT1034" }
    ],
    "dpi": [ 326.6, 328.4 ],
    "bw": 3,
    "ac": 500
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "motorola/*/XT1053/*" },
      { "ua": "XT1053" }
    ],
    "dpi": [ 315.3, 316.1 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "motorola/*/XT1562/*" },
      { "ua": "XT1562" }
    ],
    "dpi": [ 403.4, 402.7 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "motorola/*/Nexus 6/*" },
      { "ua": "Nexus 6 B" }
    ],
    "dpi": [ 494.3, 489.7 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "motorola/*/XT1063/*" },
      { "ua": "XT1063" }
    ],
    "dpi": [ 295.0, 296.6 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "motorola/*/XT1064/*" },
      { "ua": "XT1064" }
    ],
    "dpi": [ 295.0, 295.6 ],
    "bw": 3,
    "ac": 500
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "motorola/*/XT1092/*" },
      { "ua": "XT1092" }
    ],
    "dpi": [ 422.0, 424.1 ],
    "bw": 3,
    "ac": 500
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "motorola/*/XT1095/*" },
      { "ua": "XT1095" }
    ],
    "dpi": [ 422.0, 423.4 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "OnePlus/*/A0001/*" },
      { "ua": "A0001" }
    ],
    "dpi": [ 403.4, 401.0 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "OnePlus/*/ONE E1005/*" },
      { "ua": "ONE E1005" }
    ],
    "dpi": [ 442.4, 441.4 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "OnePlus/*/ONE A2005/*" },
      { "ua": "ONE A2005" }
    ],
    "dpi": [ 391.9, 405.4 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "OPPO/*/X909/*" },
      { "ua": "X909" }
    ],
    "dpi": [ 442.4, 444.1 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/GT-I9082/*" },
      { "ua": "GT-I9082" }
    ],
    "dpi": [ 184.7, 185.4 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/SM-G360P/*" },
      { "ua": "SM-G360P" }
    ],
    "dpi": [ 196.7, 205.4 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/Nexus S/*" },
      { "ua": "Nexus S" }
    ],
    "dpi": [ 234.5, 229.8 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/GT-I9300/*" },
      { "ua": "GT-I9300" }
    ],
    "dpi": [ 304.8, 303.9 ],
    "bw": 5,
    "ac": 500
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/SM-T230NU/*" },
      { "ua": "SM-T230NU" }
    ],
    "dpi": 216.0,
    "bw": 3,
    "ac": 500
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/SGH-T399/*" },
      { "ua": "SGH-T399" }
    ],
    "dpi": [ 217.7, 231.4 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/SM-N9005/*" },
      { "ua": "SM-N9005" }
    ],
    "dpi": [ 386.4, 387.0 ],
    "bw": 3,
    "ac": 500
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/SAMSUNG-SM-N900A/*" },
      { "ua": "SAMSUNG-SM-N900A" }
    ],
    "dpi": [ 386.4, 387.7 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/GT-I9500/*" },
      { "ua": "GT-I9500" }
    ],
    "dpi": [ 442.5, 443.3 ],
    "bw": 3,
    "ac": 500
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/GT-I9505/*" },
      { "ua": "GT-I9505" }
    ],
    "dpi": 439.4,
    "bw": 4,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/SM-G900F/*" },
      { "ua": "SM-G900F" }
    ],
    "dpi": [ 415.6, 431.6 ],
    "bw": 5,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/SM-G900M/*" },
      { "ua": "SM-G900M" }
    ],
    "dpi": [ 415.6, 431.6 ],
    "bw": 5,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/SM-G800F/*" },
      { "ua": "SM-G800F" }
    ],
    "dpi": 326.8,
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/SM-G906S/*" },
      { "ua": "SM-G906S" }
    ],
    "dpi": [ 562.7, 572.4 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/GT-I9300/*" },
      { "ua": "GT-I9300" }
    ],
    "dpi": [ 306.7, 304.8 ],
    "bw": 5,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/SM-T535/*" },
      { "ua": "SM-T535" }
    ],
    "dpi": [ 142.6, 136.4 ],
    "bw": 3,
    "ac": 500
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/SM-N920C/*" },
      { "ua": "SM-N920C" }
    ],
    "dpi": [ 515.1, 518.4 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/GT-I9300I/*" },
      { "ua": "GT-I9300I" }
    ],
    "dpi": [ 304.8, 305.8 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/GT-I9195/*" },
      { "ua": "GT-I9195" }
    ],
    "dpi": [ 249.4, 256.7 ],
    "bw": 3,
    "ac": 500
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/SPH-L520/*" },
      { "ua": "SPH-L520" }
    ],
    "dpi": [ 249.4, 255.9 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/SAMSUNG-SGH-I717/*" },
      { "ua": "SAMSUNG-SGH-I717" }
    ],
    "dpi": 285.8,
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/SPH-D710/*" },
      { "ua": "SPH-D710" }
    ],
    "dpi": [ 217.7, 204.2 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/GT-N7100/*" },
      { "ua": "GT-N7100" }
    ],
    "dpi": 265.1,
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/SCH-I605/*" },
      { "ua": "SCH-I605" }
    ],
    "dpi": 265.1,
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/Galaxy Nexus/*" },
      { "ua": "Galaxy Nexus" }
    ],
    "dpi": [ 315.3, 314.2 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/SM-N910H/*" },
      { "ua": "SM-N910H" }
    ],
    "dpi": [ 515.1, 518.0 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/SM-N910C/*" },
      { "ua": "SM-N910C" }
    ],
    "dpi": [ 515.2, 520.2 ],
    "bw": 3,
    "ac": 500
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/SM-G130M/*" },
      { "ua": "SM-G130M" }
    ],
    "dpi": [ 165.9, 164.8 ],
    "bw": 3,
    "ac": 500
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/SM-G928I/*" },
      { "ua": "SM-G928I" }
    ],
    "dpi": [ 515.1, 518.4 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/SM-G920F/*" },
      { "ua": "SM-G920F" }
    ],
    "dpi": 580.6,
    "bw": 3,
    "ac": 500
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/SM-G920P/*" },
      { "ua": "SM-G920P" }
    ],
    "dpi": [ 522.5, 577.0 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/SM-G925F/*" },
      { "ua": "SM-G925F" }
    ],
    "dpi": 580.6,
    "bw": 3,
    "ac": 500
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "samsung/*/SM-G925V/*" },
      { "ua": "SM-G925V" }
    ],
    "dpi": [ 522.5, 576.6 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "Sony/*/C6903/*" },
      { "ua": "C6903" }
    ],
    "dpi": [ 442.5, 443.3 ],
    "bw": 3,
    "ac": 500
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "Sony/*/D6653/*" },
      { "ua": "D6653" }
    ],
    "dpi": [ 428.6, 427.6 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "Sony/*/E6653/*" },
      { "ua": "E6653" }
    ],
    "dpi": [ 428.6, 425.7 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "Sony/*/E6853/*" },
      { "ua": "E6853" }
    ],
    "dpi": [ 403.4, 401.9 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "Sony/*/SGP321/*" },
      { "ua": "SGP321" }
    ],
    "dpi": [ 224.7, 224.1 ],
    "bw": 3,
    "ac": 500
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "TCT/*/ALCATEL ONE TOUCH Fierce/*" },
      { "ua": "ALCATEL ONE TOUCH Fierce" }
    ],
    "dpi": [ 240.0, 247.5 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "THL/*/thl 5000/*" },
      { "ua": "thl 5000" }
    ],
    "dpi": [ 480.0, 443.3 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "android",
    "rules": [
      { "mdmh": "ZTE/*/ZTE Blade L2/*" },
      { "ua": "ZTE Blade L2" }
    ],
    "dpi": 240.0,
    "bw": 3,
    "ac": 500
  },
  {
    "type": "ios",
    "rules": [ { "res": [ 640, 960 ] } ],
    "dpi": [ 325.1, 328.4 ],
    "bw": 4,
    "ac": 1000
  },
  {
    "type": "ios",
    "rules": [ { "res": [ 640, 1136 ] } ],
    "dpi": [ 317.1, 320.2 ],
    "bw": 3,
    "ac": 1000
  },
  {
    "type": "ios",
    "rules": [ { "res": [ 750, 1334 ] } ],
    "dpi": 326.4,
    "bw": 4,
    "ac": 1000
  },
  {
    "type": "ios",
    "rules": [ { "res": [ 1242, 2208 ] } ],
    "dpi": [ 453.6, 458.4 ],
    "bw": 4,
    "ac": 1000
  },
  {
    "type": "ios",
    "rules": [ { "res": [ 1125, 2001 ] } ],
    "dpi": [ 410.9, 415.4 ],
    "bw": 4,
    "ac": 1000
  }
]};

module.exports = DPDB_CACHE;


},{}],8:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

// Offline cache of the DPDB, to be used until we load the online one (and
// as a fallback in case we can't load the online one).
var DPDB_CACHE = _dereq_('./dpdb-cache.js');
var Util = _dereq_('./util.js');

// Online DPDB URL.
var ONLINE_DPDB_URL = 'https://storage.googleapis.com/cardboard-dpdb/dpdb.json';

/**
 * Calculates device parameters based on the DPDB (Device Parameter Database).
 * Initially, uses the cached DPDB values.
 *
 * If fetchOnline == true, then this object tries to fetch the online version
 * of the DPDB and updates the device info if a better match is found.
 * Calls the onDeviceParamsUpdated callback when there is an update to the
 * device information.
 */
function Dpdb(fetchOnline, onDeviceParamsUpdated) {
  // Start with the offline DPDB cache while we are loading the real one.
  this.dpdb = DPDB_CACHE;

  // Calculate device params based on the offline version of the DPDB.
  this.recalculateDeviceParams_();

  // XHR to fetch online DPDB file, if requested.
  if (fetchOnline) {
    // Set the callback.
    this.onDeviceParamsUpdated = onDeviceParamsUpdated;

    console.log('Fetching DPDB...');
    var xhr = new XMLHttpRequest();
    var obj = this;
    xhr.open('GET', ONLINE_DPDB_URL, true);
    xhr.addEventListener('load', function() {
      obj.loading = false;
      if (xhr.status >= 200 && xhr.status <= 299) {
        // Success.
        console.log('Successfully loaded online DPDB.');
        obj.dpdb = JSON.parse(xhr.response);
        obj.recalculateDeviceParams_();
      } else {
        // Error loading the DPDB.
        console.error('Error loading online DPDB!');
      }
    });
    xhr.send();
  }
}

// Returns the current device parameters.
Dpdb.prototype.getDeviceParams = function() {
  return this.deviceParams;
};

// Recalculates this device's parameters based on the DPDB.
Dpdb.prototype.recalculateDeviceParams_ = function() {
  console.log('Recalculating device params.');
  var newDeviceParams = this.calcDeviceParams_();
  console.log('New device parameters:');
  console.log(newDeviceParams);
  if (newDeviceParams) {
    this.deviceParams = newDeviceParams;
    // Invoke callback, if it is set.
    if (this.onDeviceParamsUpdated) {
      this.onDeviceParamsUpdated(this.deviceParams);
    }
  } else {
    console.warn('Failed to recalculate device parameters.');
  }
};

// Returns a DeviceParams object that represents the best guess as to this
// device's parameters. Can return null if the device does not match any
// known devices.
Dpdb.prototype.calcDeviceParams_ = function() {
  var db = this.dpdb; // shorthand
  if (!db) {
    console.error('DPDB not available.');
    return null;
  }
  if (db.format != 1) {
    console.error('DPDB has unexpected format version.');
    return null;
  }
  if (!db.devices || !db.devices.length) {
    console.error('DPDB does not have a devices section.');
    return null;
  }

  // Get the actual user agent and screen dimensions in pixels.
  var userAgent = navigator.userAgent || navigator.vendor || window.opera;
  var width = Util.getScreenWidth();
  var height = Util.getScreenHeight();
  console.log('User agent: ' + userAgent);
  console.log('Pixel width: ' + width);
  console.log('Pixel height: ' + height);

  if (!db.devices) {
    console.error('DPDB has no devices section.');
    return null;
  }

  for (var i = 0; i < db.devices.length; i++) {
    var device = db.devices[i];
    if (!device.rules) {
      console.warn('Device[' + i + '] has no rules section.');
      continue;
    }

    if (device.type != 'ios' && device.type != 'android') {
      console.warn('Device[' + i + '] has invalid type.');
      continue;
    }

    // See if this device is of the appropriate type.
    if (Util.isIOS() != (device.type == 'ios')) continue;

    // See if this device matches any of the rules:
    var matched = false;
    for (var j = 0; j < device.rules.length; j++) {
      var rule = device.rules[j];
      if (this.matchRule_(rule, userAgent, width, height)) {
        console.log('Rule matched:');
        console.log(rule);
        matched = true;
        break;
      }
    }
    if (!matched) continue;

    // device.dpi might be an array of [ xdpi, ydpi] or just a scalar.
    var xdpi = device.dpi[0] || device.dpi;
    var ydpi = device.dpi[1] || device.dpi;

    return new DeviceParams({ xdpi: xdpi, ydpi: ydpi, bevelMm: device.bw });
  }

  console.warn('No DPDB device match.');
  return null;
};

Dpdb.prototype.matchRule_ = function(rule, ua, screenWidth, screenHeight) {
  // We can only match 'ua' and 'res' rules, not other types like 'mdmh'
  // (which are meant for native platforms).
  if (!rule.ua && !rule.res) return false;

  // If our user agent string doesn't contain the indicated user agent string,
  // the match fails.
  if (rule.ua && ua.indexOf(rule.ua) < 0) return false;

  // If the rule specifies screen dimensions that don't correspond to ours,
  // the match fails.
  if (rule.res) {
    if (!rule.res[0] || !rule.res[1]) return false;
    var resX = rule.res[0];
    var resY = rule.res[1];
    // Compare min and max so as to make the order not matter, i.e., it should
    // be true that 640x480 == 480x640.
    if (Math.min(screenWidth, screenHeight) != Math.min(resX, resY) ||
        (Math.max(screenWidth, screenHeight) != Math.max(resX, resY))) {
      return false;
    }
  }

  return true;
}

function DeviceParams(params) {
  this.xdpi = params.xdpi;
  this.ydpi = params.ydpi;
  this.bevelMm = params.bevelMm;
}

module.exports = Dpdb;

},{"./dpdb-cache.js":7,"./util.js":13}],9:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

function Emitter() {
  this.callbacks = {};
}

Emitter.prototype.emit = function(eventName) {
  var callbacks = this.callbacks[eventName];
  if (!callbacks) {
    //console.log('No valid callback specified.');
    return;
  }
  var args = [].slice.call(arguments);
  // Eliminate the first param (the callback).
  args.shift();
  for (var i = 0; i < callbacks.length; i++) {
    callbacks[i].apply(this, args);
  }
};

Emitter.prototype.on = function(eventName, callback) {
  if (eventName in this.callbacks) {
    this.callbacks[eventName].push(callback);
  } else {
    this.callbacks[eventName] = [callback];
  }
};

module.exports = Emitter;

},{}],10:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var WebVRManager = _dereq_('./webvr-manager.js');

window.WebVRConfig = window.WebVRConfig || {};
window.WebVRManager = WebVRManager;

},{"./webvr-manager.js":16}],11:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var Modes = {
  UNKNOWN: 0,
  // Not fullscreen, just tracking.
  NORMAL: 1,
  // Magic window immersive mode.
  MAGIC_WINDOW: 2,
  // Full screen split screen VR mode.
  VR: 3,
};

module.exports = Modes;

},{}],12:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var Util = _dereq_('./util.js');

function RotateInstructions() {
  this.loadIcon_();

  var overlay = document.createElement('div');
  var s = overlay.style;
  s.position = 'fixed';
  s.top = 0;
  s.right = 0;
  s.bottom = 0;
  s.left = 0;
  s.backgroundColor = 'gray';
  s.fontFamily = 'sans-serif';

  var img = document.createElement('img');
  img.src = this.icon;
  var s = img.style;
  s.marginLeft = '25%';
  s.marginTop = '25%';
  s.width = '50%';
  overlay.appendChild(img);

  var text = document.createElement('div');
  var s = text.style;
  s.textAlign = 'center';
  s.fontSize = '16px';
  s.lineHeight = '24px';
  s.margin = '24px 25%';
  s.width = '50%';
  text.innerHTML = 'Place your phone into your Cardboard viewer.';
  overlay.appendChild(text);

  var snackbar = document.createElement('div');
  var s = snackbar.style;
  s.backgroundColor = '#CFD8DC';
  s.position = 'fixed';
  s.bottom = 0;
  s.width = '100%';
  s.height = '48px';
  s.padding = '14px 24px';
  s.boxSizing = 'border-box';
  s.color = '#656A6B';
  overlay.appendChild(snackbar);

  var snackbarText = document.createElement('div');
  snackbarText.style.float = 'left';
  snackbarText.innerHTML = 'No Cardboard viewer?';

  var snackbarButton = document.createElement('a');
  snackbarButton.href = 'https://www.google.com/get/cardboard/get-cardboard/';
  snackbarButton.innerHTML = 'get one';
  snackbarButton.target = '_blank';
  var s = snackbarButton.style;
  s.float = 'right';
  s.fontWeight = 600;
  s.textTransform = 'uppercase';
  s.borderLeft = '1px solid gray';
  s.paddingLeft = '24px';
  s.textDecoration = 'none';
  s.color = '#656A6B';

  snackbar.appendChild(snackbarText);
  snackbar.appendChild(snackbarButton);

  this.overlay = overlay;
  this.text = text;
  document.body.appendChild(overlay);

  this.hide();
}

RotateInstructions.prototype.show = function() {
  this.overlay.style.display = 'block';

  var img = this.overlay.querySelector('img');
  var s = img.style;

  if (Util.isLandscapeMode()) {
    s.width = '20%';
    s.marginLeft = '40%';
    s.marginTop = '3%';
  } else {
    s.width = '50%';
    s.marginLeft = '25%';
    s.marginTop = '25%';
  }
};

RotateInstructions.prototype.hide = function() {
  this.overlay.style.display = 'none';
};

RotateInstructions.prototype.showTemporarily = function(ms) {
  this.show();
  this.timer = setTimeout(this.hide.bind(this), ms);
};

RotateInstructions.prototype.disableShowTemporarily = function() {
  clearTimeout(this.timer);
};

RotateInstructions.prototype.loadIcon_ = function() {
  // Encoded asset_src/rotate-instructions.svg
  this.icon = Util.base64('image/svg+xml', '<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<svg width="198px" height="240px" viewBox="0 0 198 240" version="1.1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:sketch="http://www.bohemiancoding.com/sketch/ns">
    <!-- Generator: Sketch 3.3.3 (12081) - http://www.bohemiancoding.com/sketch -->
    <title>transition</title>
    <desc>Created with Sketch.</desc>
    <defs></defs>
    <g id="Page-1" stroke="none" stroke-width="1" fill="none" fill-rule="evenodd" sketch:type="MSPage">
        <g id="transition" sketch:type="MSArtboardGroup">
            <g id="Imported-Layers-Copy-4-+-Imported-Layers-Copy-+-Imported-Layers-Copy-2-Copy" sketch:type="MSLayerGroup">
                <g id="Imported-Layers-Copy-4" transform="translate(0.000000, 107.000000)" sketch:type="MSShapeGroup">
                    <path d="M149.625,2.527 C149.625,2.527 155.805,6.096 156.362,6.418 L156.362,7.304 C156.362,7.481 156.375,7.664 156.4,7.853 C156.41,7.934 156.42,8.015 156.427,8.095 C156.567,9.51 157.401,11.093 158.532,12.094 L164.252,17.156 L164.333,17.066 C164.333,17.066 168.715,14.536 169.568,14.042 C171.025,14.883 195.538,29.035 195.538,29.035 L195.538,83.036 C195.538,83.807 195.152,84.253 194.59,84.253 C194.357,84.253 194.095,84.177 193.818,84.017 L169.851,70.179 L169.837,70.203 L142.515,85.978 L141.665,84.655 C136.934,83.126 131.917,81.915 126.714,81.045 C126.709,81.06 126.707,81.069 126.707,81.069 L121.64,98.03 L113.749,102.586 L113.712,102.523 L113.712,130.113 C113.712,130.885 113.326,131.33 112.764,131.33 C112.532,131.33 112.269,131.254 111.992,131.094 L69.519,106.572 C68.569,106.023 67.799,104.695 67.799,103.605 L67.799,102.57 L67.778,102.617 C67.27,102.393 66.648,102.249 65.962,102.218 C65.875,102.214 65.788,102.212 65.701,102.212 C65.606,102.212 65.511,102.215 65.416,102.219 C65.195,102.229 64.974,102.235 64.754,102.235 C64.331,102.235 63.911,102.216 63.498,102.178 C61.843,102.025 60.298,101.578 59.094,100.882 L12.518,73.992 L12.523,74.004 L2.245,55.254 C1.244,53.427 2.004,51.038 3.943,49.918 L59.954,17.573 C60.626,17.185 61.35,17.001 62.053,17.001 C63.379,17.001 64.625,17.66 65.28,18.854 L65.285,18.851 L65.512,19.264 L65.506,19.268 C65.909,20.003 66.405,20.68 66.983,21.286 L67.26,21.556 C69.174,23.406 71.728,24.357 74.373,24.357 C76.322,24.357 78.321,23.84 80.148,22.785 C80.161,22.785 87.467,18.566 87.467,18.566 C88.139,18.178 88.863,17.994 89.566,17.994 C90.892,17.994 92.138,18.652 92.792,19.847 L96.042,25.775 L96.064,25.757 L102.849,29.674 L102.744,29.492 L149.625,2.527 M149.625,0.892 C149.343,0.892 149.062,0.965 148.81,1.11 L102.641,27.666 L97.231,24.542 L94.226,19.061 C93.313,17.394 91.527,16.359 89.566,16.358 C88.555,16.358 87.546,16.632 86.649,17.15 C83.878,18.75 79.687,21.169 79.374,21.345 C79.359,21.353 79.345,21.361 79.33,21.369 C77.798,22.254 76.084,22.722 74.373,22.722 C72.081,22.722 69.959,21.89 68.397,20.38 L68.145,20.135 C67.706,19.672 67.323,19.156 67.006,18.601 C66.988,18.559 66.968,18.519 66.946,18.479 L66.719,18.065 C66.69,18.012 66.658,17.96 66.624,17.911 C65.686,16.337 63.951,15.366 62.053,15.366 C61.042,15.366 60.033,15.64 59.136,16.158 L3.125,48.502 C0.426,50.061 -0.613,53.442 0.811,56.04 L11.089,74.79 C11.266,75.113 11.537,75.353 11.85,75.494 L58.276,102.298 C59.679,103.108 61.433,103.63 63.348,103.806 C63.812,103.848 64.285,103.87 64.754,103.87 C65,103.87 65.249,103.864 65.494,103.852 C65.563,103.849 65.632,103.847 65.701,103.847 C65.764,103.847 65.828,103.849 65.89,103.852 C65.986,103.856 66.08,103.863 66.173,103.874 C66.282,105.467 67.332,107.197 68.702,107.988 L111.174,132.51 C111.698,132.812 112.232,132.965 112.764,132.965 C114.261,132.965 115.347,131.765 115.347,130.113 L115.347,103.551 L122.458,99.446 C122.819,99.237 123.087,98.898 123.207,98.498 L127.865,82.905 C132.279,83.702 136.557,84.753 140.607,86.033 L141.14,86.862 C141.451,87.346 141.977,87.613 142.516,87.613 C142.794,87.613 143.076,87.542 143.333,87.393 L169.865,72.076 L193,85.433 C193.523,85.735 194.058,85.888 194.59,85.888 C196.087,85.888 197.173,84.689 197.173,83.036 L197.173,29.035 C197.173,28.451 196.861,27.911 196.355,27.619 C196.355,27.619 171.843,13.467 170.385,12.626 C170.132,12.48 169.85,12.407 169.568,12.407 C169.285,12.407 169.002,12.481 168.749,12.627 C168.143,12.978 165.756,14.357 164.424,15.125 L159.615,10.87 C158.796,10.145 158.154,8.937 158.054,7.934 C158.045,7.837 158.034,7.739 158.021,7.64 C158.005,7.523 157.998,7.41 157.998,7.304 L157.998,6.418 C157.998,5.834 157.686,5.295 157.181,5.002 C156.624,4.68 150.442,1.111 150.442,1.111 C150.189,0.965 149.907,0.892 149.625,0.892" id="Fill-1" fill="#455A64"></path>
                    <path d="M96.027,25.636 L142.603,52.527 C143.807,53.222 144.582,54.114 144.845,55.068 L144.835,55.075 L63.461,102.057 L63.46,102.057 C61.806,101.905 60.261,101.457 59.057,100.762 L12.481,73.871 L96.027,25.636" id="Fill-2" fill="#FAFAFA"></path>
                    <path d="M63.461,102.174 C63.453,102.174 63.446,102.174 63.439,102.172 C61.746,102.016 60.211,101.563 58.998,100.863 L12.422,73.973 C12.386,73.952 12.364,73.914 12.364,73.871 C12.364,73.83 12.386,73.791 12.422,73.77 L95.968,25.535 C96.004,25.514 96.049,25.514 96.085,25.535 L142.661,52.426 C143.888,53.134 144.682,54.038 144.957,55.037 C144.97,55.083 144.953,55.133 144.915,55.161 C144.911,55.165 144.898,55.174 144.894,55.177 L63.519,102.158 C63.501,102.169 63.481,102.174 63.461,102.174 L63.461,102.174 Z M12.714,73.871 L59.115,100.661 C60.293,101.341 61.786,101.782 63.435,101.937 L144.707,55.015 C144.428,54.108 143.682,53.285 142.544,52.628 L96.027,25.771 L12.714,73.871 L12.714,73.871 Z" id="Fill-3" fill="#607D8B"></path>
                    <path d="M148.327,58.471 C148.145,58.48 147.962,58.48 147.781,58.472 C145.887,58.389 144.479,57.434 144.636,56.34 C144.689,55.967 144.664,55.597 144.564,55.235 L63.461,102.057 C64.089,102.115 64.733,102.13 65.379,102.099 C65.561,102.09 65.743,102.09 65.925,102.098 C67.819,102.181 69.227,103.136 69.07,104.23 L148.327,58.471" id="Fill-4" fill="#FFFFFF"></path>
                    <path d="M69.07,104.347 C69.048,104.347 69.025,104.34 69.005,104.327 C68.968,104.301 68.948,104.257 68.955,104.213 C69,103.896 68.898,103.576 68.658,103.288 C68.153,102.678 67.103,102.266 65.92,102.214 C65.742,102.206 65.563,102.207 65.385,102.215 C64.742,102.246 64.087,102.232 63.45,102.174 C63.399,102.169 63.358,102.132 63.347,102.082 C63.336,102.033 63.358,101.981 63.402,101.956 L144.506,55.134 C144.537,55.116 144.575,55.113 144.609,55.127 C144.642,55.141 144.668,55.17 144.677,55.204 C144.781,55.585 144.806,55.972 144.751,56.357 C144.706,56.673 144.808,56.994 145.047,57.282 C145.553,57.892 146.602,58.303 147.786,58.355 C147.964,58.363 148.143,58.363 148.321,58.354 C148.377,58.352 148.424,58.387 148.439,58.438 C148.454,58.49 148.432,58.545 148.385,58.572 L69.129,104.331 C69.111,104.342 69.09,104.347 69.07,104.347 L69.07,104.347 Z M65.665,101.975 C65.754,101.975 65.842,101.977 65.93,101.981 C67.196,102.037 68.283,102.469 68.838,103.139 C69.065,103.413 69.188,103.714 69.198,104.021 L147.883,58.592 C147.847,58.592 147.811,58.591 147.776,58.589 C146.509,58.533 145.422,58.1 144.867,57.431 C144.585,57.091 144.465,56.707 144.52,56.324 C144.563,56.021 144.552,55.716 144.488,55.414 L63.846,101.97 C64.353,102.002 64.867,102.006 65.374,101.982 C65.471,101.977 65.568,101.975 65.665,101.975 L65.665,101.975 Z" id="Fill-5" fill="#607D8B"></path>
                    <path d="M2.208,55.134 C1.207,53.307 1.967,50.917 3.906,49.797 L59.917,17.453 C61.856,16.333 64.241,16.907 65.243,18.734 L65.475,19.144 C65.872,19.882 66.368,20.56 66.945,21.165 L67.223,21.435 C70.548,24.649 75.806,25.151 80.111,22.665 L87.43,18.445 C89.37,17.326 91.754,17.899 92.755,19.727 L96.005,25.655 L12.486,73.884 L2.208,55.134 Z" id="Fill-6" fill="#FAFAFA"></path>
                    <path d="M12.486,74.001 C12.476,74.001 12.465,73.999 12.455,73.996 C12.424,73.988 12.399,73.967 12.384,73.94 L2.106,55.19 C1.075,53.31 1.857,50.845 3.848,49.696 L59.858,17.352 C60.525,16.967 61.271,16.764 62.016,16.764 C63.431,16.764 64.666,17.466 65.327,18.646 C65.337,18.654 65.345,18.663 65.351,18.674 L65.578,19.088 C65.584,19.1 65.589,19.112 65.591,19.126 C65.985,19.838 66.469,20.497 67.03,21.085 L67.305,21.351 C69.151,23.137 71.649,24.12 74.336,24.12 C76.313,24.12 78.29,23.582 80.053,22.563 C80.064,22.557 80.076,22.553 80.088,22.55 L87.372,18.344 C88.038,17.959 88.784,17.756 89.529,17.756 C90.956,17.756 92.201,18.472 92.858,19.67 L96.107,25.599 C96.138,25.654 96.118,25.724 96.063,25.756 L12.545,73.985 C12.526,73.996 12.506,74.001 12.486,74.001 L12.486,74.001 Z M62.016,16.997 C61.312,16.997 60.606,17.19 59.975,17.554 L3.965,49.899 C2.083,50.985 1.341,53.308 2.31,55.078 L12.531,73.723 L95.848,25.611 L92.653,19.782 C92.038,18.66 90.87,17.99 89.529,17.99 C88.825,17.99 88.119,18.182 87.489,18.547 L80.172,22.772 C80.161,22.778 80.149,22.782 80.137,22.785 C78.346,23.811 76.341,24.354 74.336,24.354 C71.588,24.354 69.033,23.347 67.142,21.519 L66.864,21.249 C66.277,20.634 65.774,19.947 65.367,19.203 C65.36,19.192 65.356,19.179 65.354,19.166 L65.163,18.819 C65.154,18.811 65.146,18.801 65.14,18.79 C64.525,17.667 63.357,16.997 62.016,16.997 L62.016,16.997 Z" id="Fill-7" fill="#607D8B"></path>
                    <path d="M42.434,48.808 L42.434,48.808 C39.924,48.807 37.737,47.55 36.582,45.443 C34.771,42.139 36.144,37.809 39.641,35.789 L51.932,28.691 C53.103,28.015 54.413,27.658 55.721,27.658 C58.231,27.658 60.418,28.916 61.573,31.023 C63.384,34.327 62.012,38.657 58.514,40.677 L46.223,47.775 C45.053,48.45 43.742,48.808 42.434,48.808 L42.434,48.808 Z M55.721,28.125 C54.495,28.125 53.265,28.461 52.166,29.096 L39.875,36.194 C36.596,38.087 35.302,42.136 36.992,45.218 C38.063,47.173 40.098,48.34 42.434,48.34 C43.661,48.34 44.89,48.005 45.99,47.37 L58.281,40.272 C61.56,38.379 62.853,34.33 61.164,31.248 C60.092,29.293 58.058,28.125 55.721,28.125 L55.721,28.125 Z" id="Fill-8" fill="#607D8B"></path>
                    <path d="M149.588,2.407 C149.588,2.407 155.768,5.975 156.325,6.297 L156.325,7.184 C156.325,7.36 156.338,7.544 156.362,7.733 C156.373,7.814 156.382,7.894 156.39,7.975 C156.53,9.39 157.363,10.973 158.495,11.974 L165.891,18.519 C166.068,18.675 166.249,18.814 166.432,18.934 C168.011,19.974 169.382,19.4 169.494,17.652 C169.543,16.868 169.551,16.057 169.517,15.223 L169.514,15.063 L169.514,13.912 C170.78,14.642 195.501,28.915 195.501,28.915 L195.501,82.915 C195.501,84.005 194.731,84.445 193.781,83.897 L151.308,59.374 C150.358,58.826 149.588,57.497 149.588,56.408 L149.588,22.375" id="Fill-9" fill="#FAFAFA"></path>
                    <path d="M194.553,84.25 C194.296,84.25 194.013,84.165 193.722,83.997 L151.25,59.476 C150.269,58.909 149.471,57.533 149.471,56.408 L149.471,22.375 L149.705,22.375 L149.705,56.408 C149.705,57.459 150.45,58.744 151.366,59.274 L193.839,83.795 C194.263,84.04 194.655,84.083 194.942,83.917 C195.227,83.753 195.384,83.397 195.384,82.915 L195.384,28.982 C194.102,28.242 172.104,15.542 169.631,14.114 L169.634,15.22 C169.668,16.052 169.66,16.874 169.61,17.659 C169.556,18.503 169.214,19.123 168.647,19.405 C168.028,19.714 167.197,19.578 166.367,19.032 C166.181,18.909 165.995,18.766 165.814,18.606 L158.417,12.062 C157.259,11.036 156.418,9.437 156.274,7.986 C156.266,7.907 156.257,7.827 156.247,7.748 C156.221,7.555 156.209,7.365 156.209,7.184 L156.209,6.364 C155.375,5.883 149.529,2.508 149.529,2.508 L149.646,2.306 C149.646,2.306 155.827,5.874 156.384,6.196 L156.442,6.23 L156.442,7.184 C156.442,7.355 156.454,7.535 156.478,7.717 C156.489,7.8 156.499,7.882 156.507,7.963 C156.645,9.358 157.455,10.898 158.572,11.886 L165.969,18.431 C166.142,18.584 166.319,18.72 166.496,18.837 C167.254,19.336 168,19.467 168.543,19.196 C169.033,18.953 169.329,18.401 169.377,17.645 C169.427,16.867 169.434,16.054 169.401,15.228 L169.397,15.065 L169.397,13.71 L169.572,13.81 C170.839,14.541 195.559,28.814 195.559,28.814 L195.618,28.847 L195.618,82.915 C195.618,83.484 195.42,83.911 195.059,84.119 C194.908,84.206 194.737,84.25 194.553,84.25" id="Fill-10" fill="#607D8B"></path>
                    <path d="M145.685,56.161 L169.8,70.083 L143.822,85.081 L142.36,84.774 C135.826,82.604 128.732,81.046 121.341,80.158 C116.976,79.634 112.678,81.254 111.743,83.778 C111.506,84.414 111.503,85.071 111.732,85.706 C113.27,89.973 115.968,94.069 119.727,97.841 L120.259,98.686 C120.26,98.685 94.282,113.683 94.282,113.683 L70.167,99.761 L145.685,56.161" id="Fill-11" fill="#FFFFFF"></path>
                    <path d="M94.282,113.818 L94.223,113.785 L69.933,99.761 L70.108,99.66 L145.685,56.026 L145.743,56.059 L170.033,70.083 L143.842,85.205 L143.797,85.195 C143.772,85.19 142.336,84.888 142.336,84.888 C135.787,82.714 128.723,81.163 121.327,80.274 C120.788,80.209 120.236,80.177 119.689,80.177 C115.931,80.177 112.635,81.708 111.852,83.819 C111.624,84.432 111.621,85.053 111.842,85.667 C113.377,89.925 116.058,93.993 119.81,97.758 L119.826,97.779 L120.352,98.614 C120.354,98.617 120.356,98.62 120.358,98.624 L120.422,98.726 L120.317,98.787 C120.264,98.818 94.599,113.635 94.34,113.785 L94.282,113.818 L94.282,113.818 Z M70.401,99.761 L94.282,113.549 L119.084,99.229 C119.63,98.914 119.93,98.74 120.101,98.654 L119.635,97.914 C115.864,94.127 113.168,90.033 111.622,85.746 C111.382,85.079 111.386,84.404 111.633,83.738 C112.448,81.539 115.836,79.943 119.689,79.943 C120.246,79.943 120.806,79.976 121.355,80.042 C128.767,80.933 135.846,82.487 142.396,84.663 C143.232,84.838 143.611,84.917 143.786,84.967 L169.566,70.083 L145.685,56.295 L70.401,99.761 L70.401,99.761 Z" id="Fill-12" fill="#607D8B"></path>
                    <path d="M167.23,18.979 L167.23,69.85 L139.909,85.623 L133.448,71.456 C132.538,69.46 130.02,69.718 127.824,72.03 C126.769,73.14 125.931,74.585 125.494,76.048 L119.034,97.676 L91.712,113.45 L91.712,62.579 L167.23,18.979" id="Fill-13" fill="#FFFFFF"></path>
                    <path d="M91.712,113.567 C91.692,113.567 91.672,113.561 91.653,113.551 C91.618,113.53 91.595,113.492 91.595,113.45 L91.595,62.579 C91.595,62.537 91.618,62.499 91.653,62.478 L167.172,18.878 C167.208,18.857 167.252,18.857 167.288,18.878 C167.324,18.899 167.347,18.937 167.347,18.979 L167.347,69.85 C167.347,69.891 167.324,69.93 167.288,69.95 L139.967,85.725 C139.939,85.741 139.905,85.745 139.873,85.735 C139.842,85.725 139.816,85.702 139.802,85.672 L133.342,71.504 C132.967,70.682 132.28,70.229 131.408,70.229 C130.319,70.229 129.044,70.915 127.908,72.11 C126.874,73.2 126.034,74.647 125.606,76.082 L119.146,97.709 C119.137,97.738 119.118,97.762 119.092,97.777 L91.77,113.551 C91.752,113.561 91.732,113.567 91.712,113.567 L91.712,113.567 Z M91.829,62.647 L91.829,113.248 L118.935,97.598 L125.382,76.015 C125.827,74.525 126.664,73.081 127.739,71.95 C128.919,70.708 130.256,69.996 131.408,69.996 C132.377,69.996 133.139,70.497 133.554,71.407 L139.961,85.458 L167.113,69.782 L167.113,19.181 L91.829,62.647 L91.829,62.647 Z" id="Fill-14" fill="#607D8B"></path>
                    <path d="M168.543,19.213 L168.543,70.083 L141.221,85.857 L134.761,71.689 C133.851,69.694 131.333,69.951 129.137,72.263 C128.082,73.374 127.244,74.819 126.807,76.282 L120.346,97.909 L93.025,113.683 L93.025,62.813 L168.543,19.213" id="Fill-15" fill="#FFFFFF"></path>
                    <path d="M93.025,113.8 C93.005,113.8 92.984,113.795 92.966,113.785 C92.931,113.764 92.908,113.725 92.908,113.684 L92.908,62.813 C92.908,62.771 92.931,62.733 92.966,62.712 L168.484,19.112 C168.52,19.09 168.565,19.09 168.601,19.112 C168.637,19.132 168.66,19.171 168.66,19.212 L168.66,70.083 C168.66,70.125 168.637,70.164 168.601,70.184 L141.28,85.958 C141.251,85.975 141.217,85.979 141.186,85.968 C141.154,85.958 141.129,85.936 141.115,85.906 L134.655,71.738 C134.28,70.915 133.593,70.463 132.72,70.463 C131.632,70.463 130.357,71.148 129.221,72.344 C128.186,73.433 127.347,74.881 126.919,76.315 L120.458,97.943 C120.45,97.972 120.431,97.996 120.405,98.01 L93.083,113.785 C93.065,113.795 93.045,113.8 93.025,113.8 L93.025,113.8 Z M93.142,62.881 L93.142,113.481 L120.248,97.832 L126.695,76.248 C127.14,74.758 127.977,73.315 129.052,72.183 C130.231,70.942 131.568,70.229 132.72,70.229 C133.689,70.229 134.452,70.731 134.867,71.641 L141.274,85.692 L168.426,70.016 L168.426,19.415 L93.142,62.881 L93.142,62.881 Z" id="Fill-16" fill="#607D8B"></path>
                    <path d="M169.8,70.083 L142.478,85.857 L136.018,71.689 C135.108,69.694 132.59,69.951 130.393,72.263 C129.339,73.374 128.5,74.819 128.064,76.282 L121.603,97.909 L94.282,113.683 L94.282,62.813 L169.8,19.213 L169.8,70.083 Z" id="Fill-17" fill="#FAFAFA"></path>
                    <path d="M94.282,113.917 C94.241,113.917 94.201,113.907 94.165,113.886 C94.093,113.845 94.048,113.767 94.048,113.684 L94.048,62.813 C94.048,62.73 94.093,62.652 94.165,62.611 L169.683,19.01 C169.755,18.969 169.844,18.969 169.917,19.01 C169.989,19.052 170.033,19.129 170.033,19.212 L170.033,70.083 C170.033,70.166 169.989,70.244 169.917,70.285 L142.595,86.06 C142.538,86.092 142.469,86.1 142.407,86.08 C142.344,86.06 142.293,86.014 142.266,85.954 L135.805,71.786 C135.445,70.997 134.813,70.58 133.977,70.58 C132.921,70.58 131.676,71.252 130.562,72.424 C129.54,73.501 128.711,74.931 128.287,76.348 L121.827,97.976 C121.81,98.034 121.771,98.082 121.72,98.112 L94.398,113.886 C94.362,113.907 94.322,113.917 94.282,113.917 L94.282,113.917 Z M94.515,62.948 L94.515,113.279 L121.406,97.754 L127.84,76.215 C128.29,74.708 129.137,73.247 130.224,72.103 C131.425,70.838 132.793,70.112 133.977,70.112 C134.995,70.112 135.795,70.638 136.23,71.592 L142.584,85.526 L169.566,69.948 L169.566,19.617 L94.515,62.948 L94.515,62.948 Z" id="Fill-18" fill="#607D8B"></path>
                    <path d="M109.894,92.943 L109.894,92.943 C108.12,92.943 106.653,92.218 105.65,90.823 C105.583,90.731 105.593,90.61 105.673,90.529 C105.753,90.448 105.88,90.44 105.974,90.506 C106.754,91.053 107.679,91.333 108.724,91.333 C110.047,91.333 111.478,90.894 112.98,90.027 C118.291,86.96 122.611,79.509 122.611,73.416 C122.611,71.489 122.169,69.856 121.333,68.692 C121.266,68.6 121.276,68.473 121.356,68.392 C121.436,68.311 121.563,68.299 121.656,68.365 C123.327,69.537 124.247,71.746 124.247,74.584 C124.247,80.826 119.821,88.447 114.382,91.587 C112.808,92.495 111.298,92.943 109.894,92.943 L109.894,92.943 Z M106.925,91.401 C107.738,92.052 108.745,92.278 109.893,92.278 L109.894,92.278 C111.215,92.278 112.647,91.951 114.148,91.084 C119.459,88.017 123.78,80.621 123.78,74.528 C123.78,72.549 123.317,70.929 122.454,69.767 C122.865,70.802 123.079,72.042 123.079,73.402 C123.079,79.645 118.653,87.285 113.214,90.425 C111.64,91.334 110.13,91.742 108.724,91.742 C108.083,91.742 107.481,91.593 106.925,91.401 L106.925,91.401 Z" id="Fill-19" fill="#607D8B"></path>
                    <path d="M113.097,90.23 C118.481,87.122 122.845,79.594 122.845,73.416 C122.845,71.365 122.362,69.724 121.522,68.556 C119.738,67.304 117.148,67.362 114.265,69.026 C108.881,72.134 104.517,79.662 104.517,85.84 C104.517,87.891 105,89.532 105.84,90.7 C107.624,91.952 110.214,91.894 113.097,90.23" id="Fill-20" fill="#FAFAFA"></path>
                    <path d="M108.724,91.614 L108.724,91.614 C107.582,91.614 106.566,91.401 105.705,90.797 C105.684,90.783 105.665,90.811 105.65,90.79 C104.756,89.546 104.283,87.842 104.283,85.817 C104.283,79.575 108.709,71.953 114.148,68.812 C115.722,67.904 117.232,67.449 118.638,67.449 C119.78,67.449 120.796,67.758 121.656,68.362 C121.678,68.377 121.697,68.397 121.712,68.418 C122.606,69.662 123.079,71.39 123.079,73.415 C123.079,79.658 118.653,87.198 113.214,90.338 C111.64,91.247 110.13,91.614 108.724,91.614 L108.724,91.614 Z M106.006,90.505 C106.78,91.037 107.694,91.281 108.724,91.281 C110.047,91.281 111.478,90.868 112.98,90.001 C118.291,86.935 122.611,79.496 122.611,73.403 C122.611,71.494 122.177,69.88 121.356,68.718 C120.582,68.185 119.668,67.919 118.638,67.919 C117.315,67.919 115.883,68.36 114.382,69.227 C109.071,72.293 104.751,79.733 104.751,85.826 C104.751,87.735 105.185,89.343 106.006,90.505 L106.006,90.505 Z" id="Fill-21" fill="#607D8B"></path>
                    <path d="M149.318,7.262 L139.334,16.14 L155.227,27.171 L160.816,21.059 L149.318,7.262" id="Fill-22" fill="#FAFAFA"></path>
                    <path d="M169.676,13.84 L159.928,19.467 C156.286,21.57 150.4,21.58 146.781,19.491 C143.161,17.402 143.18,14.003 146.822,11.9 L156.317,6.292 L149.588,2.407 L67.752,49.478 L113.675,75.992 L116.756,74.213 C117.387,73.848 117.625,73.315 117.374,72.823 C115.017,68.191 114.781,63.277 116.691,58.561 C122.329,44.641 141.2,33.746 165.309,30.491 C173.478,29.388 181.989,29.524 190.013,30.885 C190.865,31.03 191.789,30.893 192.42,30.528 L195.501,28.75 L169.676,13.84" id="Fill-23" fill="#FAFAFA"></path>
                    <path d="M113.675,76.459 C113.594,76.459 113.514,76.438 113.442,76.397 L67.518,49.882 C67.374,49.799 67.284,49.645 67.285,49.478 C67.285,49.311 67.374,49.157 67.519,49.073 L149.355,2.002 C149.499,1.919 149.677,1.919 149.821,2.002 L156.55,5.887 C156.774,6.017 156.85,6.302 156.722,6.526 C156.592,6.749 156.307,6.826 156.083,6.696 L149.587,2.946 L68.687,49.479 L113.675,75.452 L116.523,73.808 C116.715,73.697 117.143,73.399 116.958,73.035 C114.542,68.287 114.3,63.221 116.258,58.385 C119.064,51.458 125.143,45.143 133.84,40.122 C142.497,35.124 153.358,31.633 165.247,30.028 C173.445,28.921 182.037,29.058 190.091,30.425 C190.83,30.55 191.652,30.432 192.186,30.124 L194.567,28.75 L169.442,14.244 C169.219,14.115 169.142,13.829 169.271,13.606 C169.4,13.382 169.685,13.306 169.909,13.435 L195.734,28.345 C195.879,28.428 195.968,28.583 195.968,28.75 C195.968,28.916 195.879,29.071 195.734,29.154 L192.653,30.933 C191.932,31.35 190.89,31.508 189.935,31.346 C181.972,29.995 173.478,29.86 165.372,30.954 C153.602,32.543 142.86,35.993 134.307,40.931 C125.793,45.847 119.851,52.004 117.124,58.736 C115.27,63.314 115.501,68.112 117.79,72.611 C118.16,73.336 117.845,74.124 116.99,74.617 L113.909,76.397 C113.836,76.438 113.756,76.459 113.675,76.459" id="Fill-24" fill="#455A64"></path>
                    <path d="M153.316,21.279 C150.903,21.279 148.495,20.751 146.664,19.693 C144.846,18.644 143.844,17.232 143.844,15.718 C143.844,14.191 144.86,12.763 146.705,11.698 L156.198,6.091 C156.309,6.025 156.452,6.062 156.518,6.173 C156.583,6.284 156.547,6.427 156.436,6.493 L146.94,12.102 C145.244,13.081 144.312,14.365 144.312,15.718 C144.312,17.058 145.23,18.326 146.897,19.289 C150.446,21.338 156.24,21.327 159.811,19.265 L169.559,13.637 C169.67,13.573 169.813,13.611 169.878,13.723 C169.943,13.834 169.904,13.977 169.793,14.042 L160.045,19.67 C158.187,20.742 155.749,21.279 153.316,21.279" id="Fill-25" fill="#607D8B"></path>
                    <path d="M113.675,75.992 L67.762,49.484" id="Fill-26" fill="#455A64"></path>
                    <path d="M113.675,76.342 C113.615,76.342 113.555,76.327 113.5,76.295 L67.587,49.787 C67.419,49.69 67.362,49.476 67.459,49.309 C67.556,49.141 67.77,49.083 67.937,49.18 L113.85,75.688 C114.018,75.785 114.075,76 113.978,76.167 C113.914,76.279 113.796,76.342 113.675,76.342" id="Fill-27" fill="#455A64"></path>
                    <path d="M67.762,49.484 L67.762,103.485 C67.762,104.575 68.532,105.903 69.482,106.452 L111.955,130.973 C112.905,131.522 113.675,131.083 113.675,129.993 L113.675,75.992" id="Fill-28" fill="#FAFAFA"></path>
                    <path d="M112.727,131.561 C112.43,131.561 112.107,131.466 111.78,131.276 L69.307,106.755 C68.244,106.142 67.412,104.705 67.412,103.485 L67.412,49.484 C67.412,49.29 67.569,49.134 67.762,49.134 C67.956,49.134 68.113,49.29 68.113,49.484 L68.113,103.485 C68.113,104.445 68.82,105.665 69.657,106.148 L112.13,130.67 C112.474,130.868 112.791,130.913 113,130.792 C113.206,130.673 113.325,130.381 113.325,129.993 L113.325,75.992 C113.325,75.798 113.482,75.641 113.675,75.641 C113.869,75.641 114.025,75.798 114.025,75.992 L114.025,129.993 C114.025,130.648 113.786,131.147 113.35,131.399 C113.162,131.507 112.952,131.561 112.727,131.561" id="Fill-29" fill="#455A64"></path>
                    <path d="M112.86,40.512 C112.86,40.512 112.86,40.512 112.859,40.512 C110.541,40.512 108.36,39.99 106.717,39.041 C105.012,38.057 104.074,36.726 104.074,35.292 C104.074,33.847 105.026,32.501 106.754,31.504 L118.795,24.551 C120.463,23.589 122.669,23.058 125.007,23.058 C127.325,23.058 129.506,23.581 131.15,24.53 C132.854,25.514 133.793,26.845 133.793,28.278 C133.793,29.724 132.841,31.069 131.113,32.067 L119.071,39.019 C117.403,39.982 115.197,40.512 112.86,40.512 L112.86,40.512 Z M125.007,23.759 C122.79,23.759 120.709,24.256 119.146,25.158 L107.104,32.11 C105.602,32.978 104.774,34.108 104.774,35.292 C104.774,36.465 105.589,37.581 107.067,38.434 C108.605,39.323 110.663,39.812 112.859,39.812 L112.86,39.812 C115.076,39.812 117.158,39.315 118.721,38.413 L130.762,31.46 C132.264,30.593 133.092,29.463 133.092,28.278 C133.092,27.106 132.278,25.99 130.8,25.136 C129.261,24.248 127.204,23.759 125.007,23.759 L125.007,23.759 Z" id="Fill-30" fill="#607D8B"></path>
                    <path d="M165.63,16.219 L159.896,19.53 C156.729,21.358 151.61,21.367 148.463,19.55 C145.316,17.733 145.332,14.778 148.499,12.949 L154.233,9.639 L165.63,16.219" id="Fill-31" fill="#FAFAFA"></path>
                    <path d="M154.233,10.448 L164.228,16.219 L159.546,18.923 C158.112,19.75 156.194,20.206 154.147,20.206 C152.118,20.206 150.224,19.757 148.814,18.943 C147.524,18.199 146.814,17.249 146.814,16.269 C146.814,15.278 147.537,14.314 148.85,13.556 L154.233,10.448 M154.233,9.639 L148.499,12.949 C145.332,14.778 145.316,17.733 148.463,19.55 C150.031,20.455 152.086,20.907 154.147,20.907 C156.224,20.907 158.306,20.447 159.896,19.53 L165.63,16.219 L154.233,9.639" id="Fill-32" fill="#607D8B"></path>
                    <path d="M145.445,72.667 L145.445,72.667 C143.672,72.667 142.204,71.817 141.202,70.422 C141.135,70.33 141.145,70.147 141.225,70.066 C141.305,69.985 141.432,69.946 141.525,70.011 C142.306,70.559 143.231,70.823 144.276,70.822 C145.598,70.822 147.03,70.376 148.532,69.509 C153.842,66.443 158.163,58.987 158.163,52.894 C158.163,50.967 157.721,49.332 156.884,48.168 C156.818,48.076 156.828,47.948 156.908,47.867 C156.988,47.786 157.114,47.774 157.208,47.84 C158.878,49.012 159.798,51.22 159.798,54.059 C159.798,60.301 155.373,68.046 149.933,71.186 C148.36,72.094 146.85,72.667 145.445,72.667 L145.445,72.667 Z M142.476,71 C143.29,71.651 144.296,72.002 145.445,72.002 C146.767,72.002 148.198,71.55 149.7,70.682 C155.01,67.617 159.331,60.159 159.331,54.065 C159.331,52.085 158.868,50.435 158.006,49.272 C158.417,50.307 158.63,51.532 158.63,52.892 C158.63,59.134 154.205,66.767 148.765,69.907 C147.192,70.816 145.681,71.283 144.276,71.283 C143.634,71.283 143.033,71.192 142.476,71 L142.476,71 Z" id="Fill-33" fill="#607D8B"></path>
                    <path d="M148.648,69.704 C154.032,66.596 158.396,59.068 158.396,52.891 C158.396,50.839 157.913,49.198 157.074,48.03 C155.289,46.778 152.699,46.836 149.816,48.501 C144.433,51.609 140.068,59.137 140.068,65.314 C140.068,67.365 140.552,69.006 141.391,70.174 C143.176,71.427 145.765,71.369 148.648,69.704" id="Fill-34" fill="#FAFAFA"></path>
                    <path d="M144.276,71.276 L144.276,71.276 C143.133,71.276 142.118,70.969 141.257,70.365 C141.236,70.351 141.217,70.332 141.202,70.311 C140.307,69.067 139.835,67.339 139.835,65.314 C139.835,59.073 144.26,51.439 149.7,48.298 C151.273,47.39 152.784,46.929 154.189,46.929 C155.332,46.929 156.347,47.236 157.208,47.839 C157.229,47.854 157.248,47.873 157.263,47.894 C158.157,49.138 158.63,50.865 158.63,52.891 C158.63,59.132 154.205,66.766 148.765,69.907 C147.192,70.815 145.681,71.276 144.276,71.276 L144.276,71.276 Z M141.558,70.104 C142.331,70.637 143.245,71.005 144.276,71.005 C145.598,71.005 147.03,70.467 148.532,69.6 C153.842,66.534 158.163,59.033 158.163,52.939 C158.163,51.031 157.729,49.385 156.907,48.223 C156.133,47.691 155.219,47.409 154.189,47.409 C152.867,47.409 151.435,47.842 149.933,48.709 C144.623,51.775 140.302,59.273 140.302,65.366 C140.302,67.276 140.736,68.942 141.558,70.104 L141.558,70.104 Z" id="Fill-35" fill="#607D8B"></path>
                    <path d="M150.72,65.361 L150.357,65.066 C151.147,64.092 151.869,63.04 152.505,61.938 C153.313,60.539 153.978,59.067 154.482,57.563 L154.925,57.712 C154.412,59.245 153.733,60.745 152.91,62.172 C152.262,63.295 151.525,64.368 150.72,65.361" id="Fill-36" fill="#607D8B"></path>
                    <path d="M115.917,84.514 L115.554,84.22 C116.344,83.245 117.066,82.194 117.702,81.092 C118.51,79.692 119.175,78.22 119.678,76.717 L120.121,76.865 C119.608,78.398 118.93,79.899 118.106,81.326 C117.458,82.448 116.722,83.521 115.917,84.514" id="Fill-37" fill="#607D8B"></path>
                    <path d="M114,130.476 L114,130.008 L114,76.052 L114,75.584 L114,76.052 L114,130.008 L114,130.476" id="Fill-38" fill="#607D8B"></path>
                </g>
                <g id="Imported-Layers-Copy" transform="translate(62.000000, 0.000000)" sketch:type="MSShapeGroup">
                    <path d="M19.822,37.474 C19.839,37.339 19.747,37.194 19.555,37.082 C19.228,36.894 18.729,36.872 18.446,37.037 L12.434,40.508 C12.303,40.584 12.24,40.686 12.243,40.793 C12.245,40.925 12.245,41.254 12.245,41.371 L12.245,41.414 L12.238,41.542 C8.148,43.887 5.647,45.321 5.647,45.321 C5.646,45.321 3.57,46.367 2.86,50.513 C2.86,50.513 1.948,57.474 1.962,70.258 C1.977,82.828 2.568,87.328 3.129,91.609 C3.349,93.293 6.13,93.734 6.13,93.734 C6.461,93.774 6.828,93.707 7.21,93.486 L82.483,49.935 C84.291,48.866 85.15,46.216 85.539,43.651 C86.752,35.661 87.214,10.673 85.264,3.773 C85.068,3.08 84.754,2.69 84.396,2.491 L82.31,1.701 C81.583,1.729 80.894,2.168 80.776,2.236 C80.636,2.317 41.807,24.585 20.032,37.072 L19.822,37.474" id="Fill-1" fill="#FFFFFF"></path>
                    <path d="M82.311,1.701 L84.396,2.491 C84.754,2.69 85.068,3.08 85.264,3.773 C87.213,10.673 86.751,35.66 85.539,43.651 C85.149,46.216 84.29,48.866 82.483,49.935 L7.21,93.486 C6.897,93.667 6.595,93.744 6.314,93.744 L6.131,93.733 C6.131,93.734 3.349,93.293 3.128,91.609 C2.568,87.327 1.977,82.828 1.963,70.258 C1.948,57.474 2.86,50.513 2.86,50.513 C3.57,46.367 5.647,45.321 5.647,45.321 C5.647,45.321 8.148,43.887 12.238,41.542 L12.245,41.414 L12.245,41.371 C12.245,41.254 12.245,40.925 12.243,40.793 C12.24,40.686 12.302,40.583 12.434,40.508 L18.446,37.036 C18.574,36.962 18.746,36.926 18.927,36.926 C19.145,36.926 19.376,36.979 19.554,37.082 C19.747,37.194 19.839,37.34 19.822,37.474 L20.033,37.072 C41.806,24.585 80.636,2.318 80.777,2.236 C80.894,2.168 81.583,1.729 82.311,1.701 M82.311,0.704 L82.272,0.705 C81.654,0.728 80.989,0.949 80.298,1.361 L80.277,1.373 C80.129,1.458 59.768,13.135 19.758,36.079 C19.5,35.981 19.214,35.929 18.927,35.929 C18.562,35.929 18.223,36.013 17.947,36.173 L11.935,39.644 C11.493,39.899 11.236,40.334 11.246,40.81 L11.247,40.96 L5.167,44.447 C4.794,44.646 2.625,45.978 1.877,50.345 L1.871,50.384 C1.862,50.454 0.951,57.557 0.965,70.259 C0.979,82.879 1.568,87.375 2.137,91.724 L2.139,91.739 C2.447,94.094 5.614,94.662 5.975,94.719 L6.009,94.723 C6.11,94.736 6.213,94.742 6.314,94.742 C6.79,94.742 7.26,94.61 7.71,94.35 L82.983,50.798 C84.794,49.727 85.982,47.375 86.525,43.801 C87.711,35.987 88.259,10.705 86.224,3.502 C85.971,2.609 85.52,1.975 84.881,1.62 L84.749,1.558 L82.664,0.769 C82.551,0.725 82.431,0.704 82.311,0.704" id="Fill-2" fill="#455A64"></path>
                    <path d="M66.267,11.565 L67.762,11.999 L11.423,44.325" id="Fill-3" fill="#FFFFFF"></path>
                    <path d="M12.202,90.545 C12.029,90.545 11.862,90.455 11.769,90.295 C11.632,90.057 11.713,89.752 11.952,89.614 L30.389,78.969 C30.628,78.831 30.933,78.913 31.071,79.152 C31.208,79.39 31.127,79.696 30.888,79.833 L12.451,90.478 L12.202,90.545" id="Fill-4" fill="#607D8B"></path>
                    <path d="M13.764,42.654 L13.656,42.592 L13.702,42.421 L18.837,39.457 L19.007,39.502 L18.962,39.673 L13.827,42.637 L13.764,42.654" id="Fill-5" fill="#607D8B"></path>
                    <path d="M8.52,90.375 L8.52,46.421 L8.583,46.385 L75.84,7.554 L75.84,51.508 L75.778,51.544 L8.52,90.375 L8.52,90.375 Z M8.77,46.564 L8.77,89.944 L75.591,51.365 L75.591,7.985 L8.77,46.564 L8.77,46.564 Z" id="Fill-6" fill="#607D8B"></path>
                    <path d="M24.986,83.182 C24.756,83.331 24.374,83.566 24.137,83.705 L12.632,90.406 C12.395,90.545 12.426,90.658 12.7,90.658 L13.265,90.658 C13.54,90.658 13.958,90.545 14.195,90.406 L25.7,83.705 C25.937,83.566 26.128,83.452 26.125,83.449 C26.122,83.447 26.119,83.22 26.119,82.946 C26.119,82.672 25.931,82.569 25.701,82.719 L24.986,83.182" id="Fill-7" fill="#607D8B"></path>
                    <path d="M13.266,90.782 L12.7,90.782 C12.5,90.782 12.384,90.726 12.354,90.616 C12.324,90.506 12.397,90.399 12.569,90.299 L24.074,83.597 C24.31,83.459 24.689,83.226 24.918,83.078 L25.633,82.614 C25.723,82.555 25.813,82.525 25.899,82.525 C26.071,82.525 26.244,82.655 26.244,82.946 C26.244,83.16 26.245,83.309 26.247,83.383 L26.253,83.387 L26.249,83.456 C26.246,83.531 26.246,83.531 25.763,83.812 L14.258,90.514 C14,90.665 13.564,90.782 13.266,90.782 L13.266,90.782 Z M12.666,90.532 L12.7,90.533 L13.266,90.533 C13.518,90.533 13.915,90.425 14.132,90.299 L25.637,83.597 C25.805,83.499 25.931,83.424 25.998,83.383 C25.994,83.299 25.994,83.165 25.994,82.946 L25.899,82.775 L25.768,82.824 L25.054,83.287 C24.822,83.437 24.438,83.673 24.2,83.812 L12.695,90.514 L12.666,90.532 L12.666,90.532 Z" id="Fill-8" fill="#607D8B"></path>
                    <path d="M13.266,89.871 L12.7,89.871 C12.5,89.871 12.384,89.815 12.354,89.705 C12.324,89.595 12.397,89.488 12.569,89.388 L24.074,82.686 C24.332,82.535 24.768,82.418 25.067,82.418 L25.632,82.418 C25.832,82.418 25.948,82.474 25.978,82.584 C26.008,82.694 25.935,82.801 25.763,82.901 L14.258,89.603 C14,89.754 13.564,89.871 13.266,89.871 L13.266,89.871 Z M12.666,89.621 L12.7,89.622 L13.266,89.622 C13.518,89.622 13.915,89.515 14.132,89.388 L25.637,82.686 L25.667,82.668 L25.632,82.667 L25.067,82.667 C24.815,82.667 24.418,82.775 24.2,82.901 L12.695,89.603 L12.666,89.621 L12.666,89.621 Z" id="Fill-9" fill="#607D8B"></path>
                    <path d="M12.37,90.801 L12.37,89.554 L12.37,90.801" id="Fill-10" fill="#607D8B"></path>
                    <path d="M6.13,93.901 C5.379,93.808 4.816,93.164 4.691,92.525 C3.86,88.287 3.54,83.743 3.526,71.173 C3.511,58.389 4.423,51.428 4.423,51.428 C5.134,47.282 7.21,46.236 7.21,46.236 C7.21,46.236 81.667,3.25 82.069,3.017 C82.292,2.888 84.556,1.433 85.264,3.94 C87.214,10.84 86.752,35.827 85.539,43.818 C85.15,46.383 84.291,49.033 82.483,50.101 L7.21,93.653 C6.828,93.874 6.461,93.941 6.13,93.901 C6.13,93.901 3.349,93.46 3.129,91.776 C2.568,87.495 1.977,82.995 1.962,70.425 C1.948,57.641 2.86,50.68 2.86,50.68 C3.57,46.534 5.647,45.489 5.647,45.489 C5.646,45.489 8.065,44.092 12.245,41.679 L13.116,41.56 L19.715,37.73 L19.761,37.269 L6.13,93.901" id="Fill-11" fill="#FAFAFA"></path>
                    <path d="M6.317,94.161 L6.102,94.148 L6.101,94.148 L5.857,94.101 C5.138,93.945 3.085,93.365 2.881,91.809 C2.313,87.469 1.727,82.996 1.713,70.425 C1.699,57.771 2.604,50.718 2.613,50.648 C3.338,46.417 5.445,45.31 5.535,45.266 L12.163,41.439 L13.033,41.32 L19.479,37.578 L19.513,37.244 C19.526,37.107 19.647,37.008 19.786,37.021 C19.922,37.034 20.023,37.156 20.009,37.293 L19.95,37.882 L13.198,41.801 L12.328,41.919 L5.772,45.704 C5.741,45.72 3.782,46.772 3.106,50.722 C3.099,50.782 2.198,57.808 2.212,70.424 C2.226,82.963 2.809,87.42 3.373,91.729 C3.464,92.42 4.062,92.883 4.682,93.181 C4.566,92.984 4.486,92.776 4.446,92.572 C3.665,88.588 3.291,84.37 3.276,71.173 C3.262,58.52 4.167,51.466 4.176,51.396 C4.901,47.165 7.008,46.059 7.098,46.014 C7.094,46.015 81.542,3.034 81.944,2.802 L81.972,2.785 C82.876,2.247 83.692,2.097 84.332,2.352 C84.887,2.573 85.281,3.085 85.504,3.872 C87.518,11 86.964,36.091 85.785,43.855 C85.278,47.196 84.21,49.37 82.61,50.317 L7.335,93.869 C6.999,94.063 6.658,94.161 6.317,94.161 L6.317,94.161 Z M6.17,93.654 C6.463,93.69 6.774,93.617 7.085,93.437 L82.358,49.886 C84.181,48.808 84.96,45.971 85.292,43.78 C86.466,36.049 87.023,11.085 85.024,4.008 C84.846,3.377 84.551,2.976 84.148,2.816 C83.664,2.623 82.982,2.764 82.227,3.213 L82.193,3.234 C81.791,3.466 7.335,46.452 7.335,46.452 C7.304,46.469 5.346,47.521 4.669,51.471 C4.662,51.53 3.761,58.556 3.775,71.173 C3.79,84.328 4.161,88.524 4.936,92.476 C5.026,92.937 5.412,93.459 5.973,93.615 C6.087,93.64 6.158,93.652 6.169,93.654 L6.17,93.654 L6.17,93.654 Z" id="Fill-12" fill="#455A64"></path>
                    <path d="M7.317,68.982 C7.806,68.701 8.202,68.926 8.202,69.487 C8.202,70.047 7.806,70.73 7.317,71.012 C6.829,71.294 6.433,71.069 6.433,70.508 C6.433,69.948 6.829,69.265 7.317,68.982" id="Fill-13" fill="#FFFFFF"></path>
                    <path d="M6.92,71.133 C6.631,71.133 6.433,70.905 6.433,70.508 C6.433,69.948 6.829,69.265 7.317,68.982 C7.46,68.9 7.595,68.861 7.714,68.861 C8.003,68.861 8.202,69.09 8.202,69.487 C8.202,70.047 7.806,70.73 7.317,71.012 C7.174,71.094 7.039,71.133 6.92,71.133 M7.714,68.674 C7.557,68.674 7.392,68.723 7.224,68.821 C6.676,69.138 6.246,69.879 6.246,70.508 C6.246,70.994 6.517,71.32 6.92,71.32 C7.078,71.32 7.243,71.271 7.411,71.174 C7.959,70.857 8.389,70.117 8.389,69.487 C8.389,69.001 8.117,68.674 7.714,68.674" id="Fill-14" fill="#8097A2"></path>
                    <path d="M6.92,70.947 C6.649,70.947 6.621,70.64 6.621,70.508 C6.621,70.017 6.982,69.392 7.411,69.145 C7.521,69.082 7.625,69.049 7.714,69.049 C7.986,69.049 8.015,69.355 8.015,69.487 C8.015,69.978 7.652,70.603 7.224,70.851 C7.115,70.914 7.01,70.947 6.92,70.947 M7.714,68.861 C7.595,68.861 7.46,68.9 7.317,68.982 C6.829,69.265 6.433,69.948 6.433,70.508 C6.433,70.905 6.631,71.133 6.92,71.133 C7.039,71.133 7.174,71.094 7.317,71.012 C7.806,70.73 8.202,70.047 8.202,69.487 C8.202,69.09 8.003,68.861 7.714,68.861" id="Fill-15" fill="#8097A2"></path>
                    <path d="M7.444,85.35 C7.708,85.198 7.921,85.319 7.921,85.622 C7.921,85.925 7.708,86.292 7.444,86.444 C7.181,86.597 6.967,86.475 6.967,86.173 C6.967,85.871 7.181,85.502 7.444,85.35" id="Fill-16" fill="#FFFFFF"></path>
                    <path d="M7.23,86.51 C7.074,86.51 6.967,86.387 6.967,86.173 C6.967,85.871 7.181,85.502 7.444,85.35 C7.521,85.305 7.594,85.284 7.658,85.284 C7.814,85.284 7.921,85.408 7.921,85.622 C7.921,85.925 7.708,86.292 7.444,86.444 C7.367,86.489 7.294,86.51 7.23,86.51 M7.658,85.098 C7.558,85.098 7.455,85.127 7.351,85.188 C7.031,85.373 6.781,85.806 6.781,86.173 C6.781,86.482 6.966,86.697 7.23,86.697 C7.33,86.697 7.433,86.666 7.538,86.607 C7.858,86.422 8.108,85.989 8.108,85.622 C8.108,85.313 7.923,85.098 7.658,85.098" id="Fill-17" fill="#8097A2"></path>
                    <path d="M7.23,86.322 L7.154,86.173 C7.154,85.938 7.333,85.629 7.538,85.512 L7.658,85.471 L7.734,85.622 C7.734,85.856 7.555,86.164 7.351,86.282 L7.23,86.322 M7.658,85.284 C7.594,85.284 7.521,85.305 7.444,85.35 C7.181,85.502 6.967,85.871 6.967,86.173 C6.967,86.387 7.074,86.51 7.23,86.51 C7.294,86.51 7.367,86.489 7.444,86.444 C7.708,86.292 7.921,85.925 7.921,85.622 C7.921,85.408 7.814,85.284 7.658,85.284" id="Fill-18" fill="#8097A2"></path>
                    <path d="M77.278,7.769 L77.278,51.436 L10.208,90.16 L10.208,46.493 L77.278,7.769" id="Fill-19" fill="#455A64"></path>
                    <path d="M10.083,90.375 L10.083,46.421 L10.146,46.385 L77.403,7.554 L77.403,51.508 L77.341,51.544 L10.083,90.375 L10.083,90.375 Z M10.333,46.564 L10.333,89.944 L77.154,51.365 L77.154,7.985 L10.333,46.564 L10.333,46.564 Z" id="Fill-20" fill="#607D8B"></path>
                </g>
                <path d="M125.737,88.647 L118.098,91.981 L118.098,84 L106.639,88.713 L106.639,96.982 L99,100.315 L112.369,103.961 L125.737,88.647" id="Imported-Layers-Copy-2" fill="#455A64" sketch:type="MSShapeGroup"></path>
            </g>
        </g>
    </g>
</svg>');
};

module.exports = RotateInstructions;

},{"./util.js":13}],13:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var Util = {};

Util.base64 = function(mimeType, base64) {
  return 'data:' + mimeType + ';base64,' + base64;
};

Util.isMobile = function() {
  var check = false;
  (function(a){if(/(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino/i.test(a)||/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i.test(a.substr(0,4)))check = true})(navigator.userAgent||navigator.vendor||window.opera);
  return check;
};

Util.isFirefox = function() {
  return /firefox/i.test(navigator.userAgent);
};

Util.isIOS = function() {
  return /(iPad|iPhone|iPod)/g.test(navigator.userAgent);
};

Util.isIFrame = function() {
  try {
    return window.self !== window.top;
  } catch (e) {
    return true;
  }
};

Util.appendQueryParameter = function(url, key, value) {
  // Determine delimiter based on if the URL already GET parameters in it.
  var delimiter = (url.indexOf('?') < 0 ? '?' : '&');
  url += delimiter + key + '=' + value;
  return url;
};

// From http://goo.gl/4WX3tg
Util.getQueryParameter = function(name) {
  name = name.replace(/[\[]/, "\\[").replace(/[\]]/, "\\]");
  var regex = new RegExp("[\\?&]" + name + "=([^&#]*)"),
      results = regex.exec(location.search);
  return results === null ? "" : decodeURIComponent(results[1].replace(/\+/g, " "));
};

Util.isLandscapeMode = function() {
  return (window.orientation == 90 || window.orientation == -90);
};

Util.getScreenWidth = function() {
  return Math.max(window.screen.width, window.screen.height) *
      window.devicePixelRatio;
};

Util.getScreenHeight = function() {
  return Math.min(window.screen.width, window.screen.height) *
      window.devicePixelRatio;
};

/**
 * Utility to convert the projection matrix to a vector accepted by the shader.
 *
 * @param {Object} opt_params A rectangle to scale this vector by.
 */
Util.projectionMatrixToVector_ = function(matrix, opt_params) {
  var params = opt_params || {};
  var xScale = params.xScale || 1;
  var yScale = params.yScale || 1;
  var xTrans = params.xTrans || 0;
  var yTrans = params.yTrans || 0;

  var elements = matrix.elements;
  var vec = new THREE.Vector4();
  vec.set(elements[4*0 + 0] * xScale,
          elements[4*1 + 1] * yScale,
          elements[4*2 + 0] - 1 - xTrans,
          elements[4*2 + 1] - 1 - yTrans).divideScalar(2);
  return vec;
};

Util.leftProjectionVectorToRight_ = function(left) {
  //projectionLeft + vec4(0.0, 0.0, 1.0, 0.0)) * vec4(1.0, 1.0, -1.0, 1.0);
  var out = new THREE.Vector4(0, 0, 1, 0);
  out.add(left); // out = left + (0, 0, 1, 0).
  out.z *= -1; // Flip z.

  return out;
};

module.exports = Util;

},{}],14:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var Emitter = _dereq_('./emitter.js');
var Util = _dereq_('./util.js');

var DEFAULT_VIEWER = 'CardboardV1';
var VIEWER_KEY = 'WEBVR_CARDBOARD_VIEWER';

/**
 * Creates a viewer selector with the options specified. Supports being shown
 * and hidden. Generates events when viewer parameters change. Also supports
 * saving the currently selected index in localStorage.
 *
 * @param {Object} options Option labels for all valid selections {name: index}.
 */
function ViewerSelector(options) {
  // Try to load the selected key from local storage. If none exists, use the
  // default key.
  try {
    this.selectedKey = window.localStorage && localStorage.getItem(VIEWER_KEY)
        || DEFAULT_VIEWER;
  } catch(error) {
    console.error('Failed to load viewer profile: %s', error);
  }
  this.dialog = this.createDialog_(options);
  this.options = options;
  document.body.appendChild(this.dialog);
}
ViewerSelector.prototype = new Emitter();

ViewerSelector.prototype.show = function() {
  //console.log('ViewerSelector.show');

  // Ensure the currently selected item is checked.
  var selected = this.dialog.querySelector('#' + this.selectedKey);
  selected.checked = true;

  // Show the UI.
  this.dialog.style.display = 'block';
};

ViewerSelector.prototype.hide = function() {
  //console.log('ViewerSelector.hide');
  this.dialog.style.display = 'none';
};

ViewerSelector.prototype.getSelectedKey_ = function() {
  var input = this.dialog.querySelector('input[name=field]:checked');
  if (input) {
    return input.id;
  }
  return null;
};

ViewerSelector.prototype.onSave_ = function() {
  this.selectedKey = this.getSelectedKey_();
  if (!this.selectedKey || !this.options[this.selectedKey]) {
    console.error('ViewerSelector.onSave_: this should never happen!');
    return;
  }

  this.emit('change', this.options[this.selectedKey]);

  // Attempt to save the viewer profile, but fails in private mode.
  try {
    localStorage.setItem(VIEWER_KEY, this.selectedKey);
  } catch(error) {
    console.error('Failed to save viewer profile: %s', error);
  }
  this.hide();
};

/**
 * Creates the dialog.
 */
ViewerSelector.prototype.createDialog_ = function(options) {
  var container = document.createElement('div');
  container.style.display = 'none';
  // Create an overlay that dims the background, and which goes away when you
  // tap it.
  var overlay = document.createElement('div');
  var s = overlay.style;
  s.position = 'fixed';
  s.left = 0;
  s.top = 0;
  s.width = '100%';
  s.height = '100%';
  s.background = 'rgba(0, 0, 0, 0.3)';
  overlay.addEventListener('click', this.hide.bind(this));

  var width = 280;
  var dialog = document.createElement('div');
  var s = dialog.style;
  s.boxSizing = 'border-box';
  s.position = 'fixed';
  s.top = '24px';
  s.left = '50%';
  s.marginLeft = (-width/2) + 'px';
  s.width = width + 'px';
  s.padding = '24px';
  s.overflow = 'hidden';
  s.background = '#fafafa';
  s.fontFamily = "'Roboto', sans-serif";
  s.boxShadow = '0px 5px 20px #666';

  dialog.appendChild(this.createH1_('Select your viewer'));
  for (var id in options) {
    dialog.appendChild(this.createChoice_(id, options[id].label));
  }
  dialog.appendChild(this.createButton_('Save', this.onSave_.bind(this)));

  container.appendChild(overlay);
  container.appendChild(dialog);

  return container;
};

ViewerSelector.prototype.createH1_ = function(name) {
  var h1 = document.createElement('h1');
  var s = h1.style;
  s.color = 'black';
  s.fontSize = '20px';
  s.fontWeight = 'bold';
  s.marginTop = 0;
  s.marginBottom = '24px';
  h1.innerHTML = name;
  return h1;
};

ViewerSelector.prototype.createChoice_ = function(id, name) {
  /*
  <div class="choice">
  <input id="v1" type="radio" name="field" value="v1">
  <label for="v1">Cardboard V1</label>
  </div>
  */
  var div = document.createElement('div');
  div.style.marginTop = '8px';
  div.style.color = 'black';

  var input = document.createElement('input');
  input.style.fontSize = '30px';
  input.setAttribute('id', id);
  input.setAttribute('type', 'radio');
  input.setAttribute('value', id);
  input.setAttribute('name', 'field');

  var label = document.createElement('label');
  label.style.marginLeft = '4px';
  label.setAttribute('for', id);
  label.innerHTML = name;

  div.appendChild(input);
  div.appendChild(label);

  return div;
};

ViewerSelector.prototype.createButton_ = function(label, onclick) {
  var button = document.createElement('button');
  button.innerHTML = label;
  var s = button.style;
  s.float = 'right';
  s.textTransform = 'uppercase';
  s.color = '#1094f7';
  s.fontSize = '14px';
  s.letterSpacing = 0;
  s.border = 0;
  s.background = 'none';
  s.marginTop = '16px';

  button.addEventListener('click', onclick);

  return button;
};

module.exports = ViewerSelector;

},{"./emitter.js":9,"./util.js":13}],15:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var Util = _dereq_('./util.js');

/**
 * Android and iOS compatible wakelock implementation.
 *
 * Refactored thanks to dkovalev@.
 */
function AndroidWakeLock() {
  var video = document.createElement('video');

  video.addEventListener('ended', function() {
    video.play();
  });

  this.request = function() {
    if (video.paused) {
      // Base64 version of videos_src/no-sleep-120s.mp4.
      video.src = Util.base64('video/mp4', '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');
      video.play();
    }
  };

  this.release = function() {
    video.pause();
    video.src = '';
  };
}

function iOSWakeLock() {
  var timer = null;

  this.request = function() {
    if (!timer) {
      timer = setInterval(function() {
        window.location = window.location;
        setTimeout(window.stop, 0);
      }, 30000);
    }
  }

  this.release = function() {
    if (timer) {
      clearInterval(timer);
      timer = null;
    }
  }
}


function getWakeLock() {
  var userAgent = navigator.userAgent || navigator.vendor || window.opera;
  if (userAgent.match(/iPhone/i) || userAgent.match(/iPod/i)) {
    return iOSWakeLock;
  } else {
    return AndroidWakeLock;
  }
}

module.exports = getWakeLock();

},{"./util.js":13}],16:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var ButtonManager = _dereq_('./button-manager.js');
var CardboardDistorter = _dereq_('./cardboard-distorter.js');
var DeviceInfo = _dereq_('./device-info.js');
var Dpdb = _dereq_('./dpdb.js');
var Emitter = _dereq_('./emitter.js');
var Modes = _dereq_('./modes.js');
var RotateInstructions = _dereq_('./rotate-instructions.js');
var Util = _dereq_('./util.js');
var ViewerSelector = _dereq_('./viewer-selector.js');
var Wakelock = _dereq_('./wakelock.js');

/**
 * Helper for getting in and out of VR mode.
 * Here we assume VR mode == full screen mode.
 *
 * 1. Detects whether or not VR mode is possible by feature detecting for
 * WebVR (or polyfill).
 *
 * 2. If WebVR is available, shows a button that lets you enter VR mode.
 *
 * 3. Provides Cardboard-style distortion if the webvr-polyfill is being used.
 *
 * 4. Provides best practices while in VR mode.
 * - Full screen
 * - Wake lock
 * - Orientation lock (mobile only)
 */
function WebVRManager(renderer, effect, params) {
  this.params = params || {};

  this.mode = Modes.UNKNOWN;

  // Set option to hide the button.
  this.hideButton = this.params.hideButton || false;
  // Whether or not the FOV should be distorted or un-distorted. By default, it
  // should be distorted, but in the case of vertex shader based distortion,
  // ensure that we use undistorted parameters.
  this.isUndistorted = !!this.params.isUndistorted;

  // Save the THREE.js renderer and effect for later.
  this.renderer = renderer;
  this.effect = effect;
  this.button = new ButtonManager();
  this.rotateInstructions = new RotateInstructions();
  this.viewerSelector = new ViewerSelector(DeviceInfo.Viewers);

  // Load the DPDB.
  var shouldFetch = !WebVRConfig.NO_DPDB_FETCH;
  this.dpdb = new Dpdb(shouldFetch, this.onDeviceParamsUpdated_.bind(this));

  // Create device info and set the correct default viewer.
  this.deviceInfo = new DeviceInfo(this.dpdb.getDeviceParams());
  this.deviceInfo.viewer = DeviceInfo.Viewers[this.viewerSelector.selectedKey];
  console.log('Using the %s viewer.', this.getViewer().label);

  this.distorter = new CardboardDistorter(renderer);
  this.distorter.updateDeviceInfo(this.deviceInfo);

  this.isVRCompatible = false;
  this.isFullscreenDisabled = !!Util.getQueryParameter('no_fullscreen');
  this.startMode = Modes.NORMAL;
  var startModeParam = parseInt(Util.getQueryParameter('start_mode'));
  if (!isNaN(startModeParam)) {
    this.startMode = startModeParam;
  }

  // Set the correct viewer profile, but only if this is Cardboard.
  if (Util.isMobile()) {
    this.onViewerChanged_(this.getViewer());
  }
  // Listen for changes to the viewer.
  this.viewerSelector.on('change', this.onViewerChanged_.bind(this));

  if (this.hideButton) {
    this.button.setVisibility(false);
  }

  // Check if the browser is compatible with WebVR.
  this.getDeviceByType_(HMDVRDevice).then(function(hmd) {
    // Activate either VR or Immersive mode.
    if (WebVRConfig.FORCE_DISTORTION) {
      this.distorter.setActive(true);
      this.isVRCompatible = true;
    } else if (hmd) {
      this.isVRCompatible = true;
      // Only enable distortion if we are dealing using the polyfill, we have a
      // perfect device match, and it's not prevented via configuration.
      if (hmd.deviceName.indexOf('webvr-polyfill') == 0 && this.deviceInfo.getDevice() &&
          !WebVRConfig.PREVENT_DISTORTION) {
        this.distorter.setActive(true);
      }
      this.hmd = hmd;
    }
    // Set the right mode.
    switch (this.startMode) {
      case Modes.MAGIC_WINDOW:
        this.normalToMagicWindow_();
        this.setMode_(Modes.MAGIC_WINDOW);
        break;
      case Modes.VR:
        this.anyModeToVR_();
        this.setMode_(Modes.VR);
        break;
      default:
        this.setMode_(Modes.NORMAL);
    }
    this.button.on('fs', this.onFSClick_.bind(this));
    this.button.on('vr', this.onVRClick_.bind(this));
    this.button.on('back', this.onBackClick_.bind(this));
    this.button.on('settings', this.onSettingsClick_.bind(this));
    this.emit('initialized');
  }.bind(this));

  // Save the input device for later sending timing data.
  this.getDeviceByType_(PositionSensorVRDevice).then(function(input) {
    this.input = input;
  }.bind(this));

  // Whenever we enter fullscreen, we are entering VR or immersive mode.
  document.addEventListener('webkitfullscreenchange',
      this.onFullscreenChange_.bind(this));
  document.addEventListener('mozfullscreenchange',
      this.onFullscreenChange_.bind(this));
  document.addEventListener('MSFullscreenChange',
      this.onFullscreenChange_.bind(this));
  window.addEventListener('orientationchange',
      this.onOrientationChange_.bind(this));

  // Create the necessary elements for wake lock to work.
  this.wakelock = new Wakelock();

  // Save whether or not we want the touch panner to be enabled or disabled by
  // default.
  this.isTouchPannerEnabled = !WebVRConfig.TOUCH_PANNER_DISABLED;

}

WebVRManager.prototype = new Emitter();

// Expose these values externally.
WebVRManager.Modes = Modes;

/**
 * Promise returns true if there is at least one HMD device available.
 */
WebVRManager.prototype.getDeviceByType_ = function(type) {
  return new Promise(function(resolve, reject) {
    navigator.getVRDevices().then(function(devices) {
      // Promise succeeds, but check if there are any devices actually.
      for (var i = 0; i < devices.length; i++) {
        if (devices[i] instanceof type) {
          resolve(devices[i]);
          break;
        }
      }
      resolve(null);
    }, function() {
      // No devices are found.
      resolve(null);
    });
  });
};

WebVRManager.prototype.isVRMode = function() {
  return this.mode == Modes.VR;
};

WebVRManager.prototype.getViewer = function() {
  return this.deviceInfo.viewer;
};

WebVRManager.prototype.getDevice = function() {
  return this.deviceInfo.device;
};

WebVRManager.prototype.getDeviceInfo = function() {
  return this.deviceInfo;
};

WebVRManager.prototype.render = function(scene, camera, timestamp) {
  this.camera = camera;

  this.resizeIfNeeded_(camera);

  if (this.isVRMode()) {
    this.distorter.preRender();
    this.effect.render(scene, camera);
    this.distorter.postRender();
  } else {
    // Scene may be an array of two scenes, one for each eye.
    if (scene instanceof Array) {
      this.renderer.render(scene[0], camera);
    } else {
      this.renderer.render(scene, camera);
    }
  }
};


WebVRManager.prototype.setMode_ = function(mode) {
  var oldMode = this.mode;
  if (mode == this.mode) {
    console.error('Not changing modes, already in %s', mode);
    return;
  }
  console.log('Mode change: %s => %s', this.mode, mode);
  this.mode = mode;
  this.button.setMode(mode, this.isVRCompatible);

  if (this.mode == Modes.VR && Util.isLandscapeMode() && Util.isMobile()) {
    // In landscape mode, temporarily show the "put into Cardboard"
    // interstitial. Otherwise, do the default thing.
    this.rotateInstructions.showTemporarily(3000);
  } else {
    this.updateRotateInstructions_();
  }

  // Also hide the viewer selector.
  this.viewerSelector.hide();

  // Emit an event indicating the mode changed.
  this.emit('modechange', mode, oldMode);

  // Note: This is a nasty hack since we need to communicate to the polyfill
  // that touch panning is disabled, and the only way to do this currently is
  // via WebVRConfig.
  // TODO: Maybe move touch panning to the boilerplate to eliminate the hack.
  //
  // If we are in VR mode, always disable touch panning.
  if (this.isTouchPannerEnabled) {
    if (this.mode == Modes.VR) {
      WebVRConfig.TOUCH_PANNER_DISABLED = true;
    } else {
      WebVRConfig.TOUCH_PANNER_DISABLED = false;
    }
  }

  if (this.mode == Modes.VR) {
    // In VR mode, set the HMDVRDevice parameters.
    this.setHMDVRDeviceParams_(this.getViewer());
  }
};

/**
 * Main button was clicked.
 */
WebVRManager.prototype.onFSClick_ = function() {
  switch (this.mode) {
    case Modes.NORMAL:
      // TODO: Remove this hack when iOS has fullscreen mode.
      // If this is an iframe on iOS, break out and open in no_fullscreen mode.
      if (Util.isIOS() && Util.isIFrame()) {
        var url = window.location.href;
        url = Util.appendQueryParameter(url, 'no_fullscreen', 'true');
        url = Util.appendQueryParameter(url, 'start_mode', Modes.MAGIC_WINDOW);
        top.location.href = url;
        return;
      }
      this.normalToMagicWindow_();
      this.setMode_(Modes.MAGIC_WINDOW);
      break;
    case Modes.MAGIC_WINDOW:
      if (this.isFullscreenDisabled) {
        window.history.back();
      } else {
        this.anyModeToNormal_();
        this.setMode_(Modes.NORMAL);
      }
      break;
  }
};

/**
 * The VR button was clicked.
 */
WebVRManager.prototype.onVRClick_ = function() {
  // TODO: Remove this hack when iOS has fullscreen mode.
  // If this is an iframe on iOS, break out and open in no_fullscreen mode.
  if (this.mode == Modes.NORMAL && Util.isIOS() && Util.isIFrame()) {
    var url = window.location.href;
    url = Util.appendQueryParameter(url, 'no_fullscreen', 'true');
    url = Util.appendQueryParameter(url, 'start_mode', Modes.VR);
    top.location.href = url;
    return;
  }
  this.anyModeToVR_();
  this.setMode_(Modes.VR);
};

/**
 * Back button was clicked.
 */
WebVRManager.prototype.onBackClick_ = function() {
  if (this.isFullscreenDisabled) {
    window.history.back();
  } else {
    this.anyModeToNormal_();
    this.setMode_(Modes.NORMAL);
  }
};

WebVRManager.prototype.onSettingsClick_ = function() {
  // Show the viewer selection dialog.
  this.viewerSelector.show();
};

/**
 *
 * Methods to go between modes.
 *
 */
WebVRManager.prototype.normalToMagicWindow_ = function() {
  // TODO: Re-enable pointer lock after debugging.
  //this.requestPointerLock_();
  this.requestFullscreen_();
  this.wakelock.request();
};

WebVRManager.prototype.anyModeToVR_ = function() {
  // Don't do orientation locking for consistency.
  //this.requestOrientationLock_();
  this.requestFullscreen_();
  //this.effect.setFullScreen(true);
  this.wakelock.request();
  this.distorter.patch();
};

WebVRManager.prototype.vrToMagicWindow_ = function() {
  //this.releaseOrientationLock_();
  this.distorter.unpatch();

  // Android bug: when returning from VR, resize the effect.
  this.resize_();
}

WebVRManager.prototype.anyModeToNormal_ = function() {
  //this.effect.setFullScreen(false);
  this.exitFullscreen_();
  //this.releaseOrientationLock_();
  this.releasePointerLock_();
  this.wakelock.release();
  this.distorter.unpatch();

  // Android bug: when returning from VR, resize the effect.
  this.resize_();
};

WebVRManager.prototype.resizeIfNeeded_ = function(camera) {
  // Only resize the canvas if it needs to be resized.
  var size = this.renderer.getSize();
  if (size.width != window.innerWidth || size.height != window.innerHeight) {
    this.resize_();
  }
};

WebVRManager.prototype.resize_ = function() {
  this.effect.setSize(window.innerWidth, window.innerHeight);
  if (this.camera) {
    this.camera.aspect = window.innerWidth / window.innerHeight;
    this.camera.updateProjectionMatrix();
  }
};

WebVRManager.prototype.onOrientationChange_ = function(e) {
  this.updateRotateInstructions_();
  // Also hide the viewer selector.
  this.viewerSelector.hide();
};

WebVRManager.prototype.updateRotateInstructions_ = function() {
  this.rotateInstructions.disableShowTemporarily();
  // In portrait VR mode, tell the user to rotate to landscape.
  if (this.mode == Modes.VR && !Util.isLandscapeMode() && Util.isMobile()) {
    this.rotateInstructions.show();
  } else {
    this.rotateInstructions.hide();
  }
};

WebVRManager.prototype.onFullscreenChange_ = function(e) {
  // If we leave full-screen, go back to normal mode.
  if (document.webkitFullscreenElement === null ||
      document.mozFullScreenElement === null) {
    this.anyModeToNormal_();
    this.setMode_(Modes.NORMAL);
  }
};

WebVRManager.prototype.requestPointerLock_ = function() {
  var canvas = this.renderer.domElement;
  canvas.requestPointerLock = canvas.requestPointerLock ||
      canvas.mozRequestPointerLock ||
      canvas.webkitRequestPointerLock;

  if (canvas.requestPointerLock) {
    canvas.requestPointerLock();
  }
};

WebVRManager.prototype.releasePointerLock_ = function() {
  document.exitPointerLock = document.exitPointerLock ||
      document.mozExitPointerLock ||
      document.webkitExitPointerLock;

  if (document.exitPointerLock) {
    document.exitPointerLock();
  }
};

WebVRManager.prototype.requestOrientationLock_ = function() {
  if (screen.orientation && Util.isMobile()) {
    screen.orientation.lock('landscape');
  }
};

WebVRManager.prototype.releaseOrientationLock_ = function() {
  if (screen.orientation) {
    screen.orientation.unlock();
  }
};

WebVRManager.prototype.requestFullscreen_ = function() {
  var canvas = document.body;
  //var canvas = this.renderer.domElement;
  if (canvas.requestFullscreen) {
    canvas.requestFullscreen();
  } else if (canvas.mozRequestFullScreen) {
    canvas.mozRequestFullScreen({vrDisplay: this.hmd});
  } else if (canvas.webkitRequestFullscreen) {
    canvas.webkitRequestFullscreen({vrDisplay: this.hmd});
  } else if (canvas.msRequestFullscreen) {
    canvas.msRequestFullscreen({vrDisplay: this.hmd});
  }
};

WebVRManager.prototype.exitFullscreen_ = function() {
  if (document.exitFullscreen) {
    document.exitFullscreen();
  } else if (document.mozCancelFullScreen) {
    document.mozCancelFullScreen();
  } else if (document.webkitExitFullscreen) {
    document.webkitExitFullscreen();
  } else if (document.msExitFullscreen) {
    document.msExitFullscreen();
  }
};

WebVRManager.prototype.onViewerChanged_ = function(viewer) {
  this.deviceInfo.setViewer(viewer);

  // Update the distortion appropriately.
  this.distorter.updateDeviceInfo(this.deviceInfo);

  // And update the HMDVRDevice parameters.
  this.setHMDVRDeviceParams_(viewer);

  // Notify anyone interested in this event.
  this.emit('viewerchange', viewer);
};

/**
 * Sets parameters on CardboardHMDVRDevice. These changes are ultimately handled
 * by VREffect.
 */
WebVRManager.prototype.setHMDVRDeviceParams_ = function(viewer) {
  this.getDeviceByType_(HMDVRDevice).then(function(hmd) {
    if (!hmd) {
      return;
    }

    // If we can set fields of view, do that now.
    if (hmd.setFieldOfView) {
      // Calculate the optimal field of view for each eye.
      hmd.setFieldOfView(this.deviceInfo.getFieldOfViewLeftEye(this.isUndistorted),
                         this.deviceInfo.getFieldOfViewRightEye(this.isUndistorted));
    }

    // Note: setInterpupillaryDistance is not part of the WebVR standard.
    if (hmd.setInterpupillaryDistance) {
      hmd.setInterpupillaryDistance(viewer.interLensDistance);
    }
  }.bind(this));
};

WebVRManager.prototype.onDeviceParamsUpdated_ = function(newParams) {
  console.log('DPDB reported that device params were updated.');
  this.deviceInfo.updateDeviceParams(newParams);
  this.distorter.updateDeviceInfo(this.deviceInfo);
};

module.exports = WebVRManager;

},{"./button-manager.js":2,"./cardboard-distorter.js":3,"./device-info.js":4,"./dpdb.js":8,"./emitter.js":9,"./modes.js":11,"./rotate-instructions.js":12,"./util.js":13,"./viewer-selector.js":14,"./wakelock.js":15}]},{},[10]);

},{}],8:[function(_dereq_,module,exports){
(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof _dereq_=="function"&&_dereq_;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof _dereq_=="function"&&_dereq_;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/**
 * The base class for all VR devices.
 */
function VRDevice() {
  this.hardwareUnitId = 'webvr-polyfill hardwareUnitId';
  this.deviceId = 'webvr-polyfill deviceId';
  this.deviceName = 'webvr-polyfill deviceName';
}

/**
 * The base class for all VR HMD devices.
 */
function HMDVRDevice() {
}
HMDVRDevice.prototype = new VRDevice();

/**
 * The base class for all VR position sensor devices.
 */
function PositionSensorVRDevice() {
}
PositionSensorVRDevice.prototype = new VRDevice();

module.exports.VRDevice = VRDevice;
module.exports.HMDVRDevice = HMDVRDevice;
module.exports.PositionSensorVRDevice = PositionSensorVRDevice;

},{}],2:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var HMDVRDevice = _dereq_('./base.js').HMDVRDevice;

// Constants from vrtoolkit: https://github.com/googlesamples/cardboard-java.
var DEFAULT_INTERPUPILLARY_DISTANCE = 0.06;
var DEFAULT_FIELD_OF_VIEW = 40;

var Eye = {
  LEFT: 'left',
  RIGHT: 'right'
};

/**
 * The HMD itself, providing rendering parameters.
 */
function CardboardHMDVRDevice() {
  // From com/google/vrtoolkit/cardboard/FieldOfView.java.
  this.setMonocularFieldOfView_(DEFAULT_FIELD_OF_VIEW);
  // Set display constants.
  this.setInterpupillaryDistance(DEFAULT_INTERPUPILLARY_DISTANCE);
}
CardboardHMDVRDevice.prototype = new HMDVRDevice();

CardboardHMDVRDevice.prototype.getEyeParameters = function(whichEye) {
  var eyeTranslation;
  var fieldOfView;
  var renderRect;

  if (whichEye == Eye.LEFT) {
    eyeTranslation = this.eyeTranslationLeft;
    fieldOfView = this.fieldOfViewLeft;
    renderRect = this.renderRectLeft;
  } else if (whichEye == Eye.RIGHT) {
    eyeTranslation = this.eyeTranslationRight;
    fieldOfView = this.fieldOfViewRight;
    renderRect = this.renderRectRight;
  } else {
    console.error('Invalid eye provided: %s', whichEye);
    return null;
  }
  return {
    recommendedFieldOfView: fieldOfView,
    eyeTranslation: eyeTranslation,
    renderRect: renderRect
  };
};

/**
 * Sets the field of view for both eyes. This is according to WebVR spec:
 *
 * @param {FieldOfView} opt_fovLeft Field of view of the left eye.
 * @param {FieldOfView} opt_fovRight Field of view of the right eye.
 * @param {Number} opt_zNear The near plane.
 * @param {Number} opt_zFar The far plane.
 *
 * http://mozvr.github.io/webvr-spec/webvr.html#dom-hmdvrdevice-setfieldofviewleftfov-rightfov-znear-zfar
 */
CardboardHMDVRDevice.prototype.setFieldOfView =
    function(opt_fovLeft, opt_fovRight, opt_zNear, opt_zFar) {
  if (opt_fovLeft) {
    this.fieldOfViewLeft = opt_fovLeft;
  }
  if (opt_fovRight) {
    this.fieldOfViewRight = opt_fovRight;
  }
  if (opt_zNear) {
    this.zNear = opt_zNear;
  }
  if (opt_zFar) {
    this.zFar = opt_zFar;
  }
};


/**
 * Changes the interpupillary distance of the rendered scene. This is useful for
 * changing Cardboard viewers.
 *
 * Possibly a useful addition to the WebVR spec?
 *
 * @param {Number} ipd Distance between eyes.
 */
CardboardHMDVRDevice.prototype.setInterpupillaryDistance = function(ipd) {
  this.eyeTranslationLeft = {
    x: ipd * -0.5,
    y: 0,
    z: 0
  };
  this.eyeTranslationRight = {
    x: ipd * 0.5,
    y: 0,
    z: 0
  };
};


/**
 * Changes the render rect (ie. viewport) where each eye is rendered. Again,
 * useful for changing Cardboard viewers.
 *
 * @param {Rect} opt_rectLeft Viewport for left eye.
 * @param {Rect} opt_rectRight Viewport for right eye.
 */
CardboardHMDVRDevice.prototype.setRenderRect = function(opt_rectLeft, opt_rectRight) {
  if (opt_rectLeft) {
    this.renderRectLeft = opt_rectLeft;
  }
  if (opt_rectRight) {
    this.renderRectRight = opt_rectRight;
  }
};

/**
 * Sets a symmetrical field of view for both eyes, with just one angle.
 *
 * @param {Number} angle Angle in degrees of left, right, top and bottom for
 * both eyes.
 */
CardboardHMDVRDevice.prototype.setMonocularFieldOfView_ = function(angle) {
  this.setFieldOfView(this.createSymmetricalFieldOfView_(angle),
                      this.createSymmetricalFieldOfView_(angle));
};

CardboardHMDVRDevice.prototype.createSymmetricalFieldOfView_ = function(angle) {
  return {
    upDegrees: angle,
    downDegrees: angle,
    leftDegrees: angle,
    rightDegrees: angle
  };
};

module.exports = CardboardHMDVRDevice;

},{"./base.js":1}],3:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/**
 * TODO: Fix up all "new THREE" instantiations to improve performance.
 */
var SensorSample = _dereq_('./sensor-sample.js');
var THREE = _dereq_('./three-math.js');
var Util = _dereq_('./util.js');

var DEBUG = false;

/**
 * An implementation of a simple complementary filter, which fuses gyroscope and
 * accelerometer data from the 'devicemotion' event.
 *
 * Accelerometer data is very noisy, but stable over the long term.
 * Gyroscope data is smooth, but tends to drift over the long term.
 *
 * This fusion is relatively simple:
 * 1. Get orientation estimates from accelerometer by applying a low-pass filter
 *    on that data.
 * 2. Get orientation estimates from gyroscope by integrating over time.
 * 3. Combine the two estimates, weighing (1) in the long term, but (2) for the
 *    short term.
 */
function ComplementaryFilter(kFilter) {
  this.kFilter = kFilter;

  // Raw sensor measurements.
  this.currentAccelMeasurement = new SensorSample();
  this.currentGyroMeasurement = new SensorSample();
  this.previousGyroMeasurement = new SensorSample();

  // Current filter orientation
  this.filterQ = new THREE.Quaternion();
  this.previousFilterQ = new THREE.Quaternion();

  // Orientation based on the accelerometer.
  this.accelQ = new THREE.Quaternion();
  // Whether or not the orientation has been initialized.
  this.isOrientationInitialized = false;
  // Running estimate of gravity based on the current orientation.
  this.estimatedGravity = new THREE.Vector3();
  // Measured gravity based on accelerometer.
  this.measuredGravity = new THREE.Vector3();

  // Debug only quaternion of gyro-based orientation.
  this.gyroIntegralQ = new THREE.Quaternion();
}

ComplementaryFilter.prototype.addAccelMeasurement = function(vector, timestampS) {
  this.currentAccelMeasurement.set(vector, timestampS);
};

ComplementaryFilter.prototype.addGyroMeasurement = function(vector, timestampS) {
  this.currentGyroMeasurement.set(vector, timestampS);

  var deltaT = timestampS - this.previousGyroMeasurement.timestampS;
  if (Util.isTimestampDeltaValid(deltaT)) {
    this.run_();
  }
  
  this.previousGyroMeasurement.copy(this.currentGyroMeasurement);
};

ComplementaryFilter.prototype.run_ = function() {

  if (!this.isOrientationInitialized) {
    this.accelQ = this.accelToQuaternion_(this.currentAccelMeasurement.sample);
    this.previousFilterQ.copy(this.accelQ);
    this.isOrientationInitialized = true;
    return;
  }

  var deltaT = this.currentGyroMeasurement.timestampS -
      this.previousGyroMeasurement.timestampS;

  // Convert gyro rotation vector to a quaternion delta.
  var gyroDeltaQ = this.gyroToQuaternionDelta_(this.currentGyroMeasurement.sample, deltaT);
  this.gyroIntegralQ.multiply(gyroDeltaQ);

  // filter_1 = K * (filter_0 + gyro * dT) + (1 - K) * accel.
  this.filterQ.copy(this.previousFilterQ);
  this.filterQ.multiply(gyroDeltaQ);

  // Calculate the delta between the current estimated gravity and the real
  // gravity vector from accelerometer.
  var invFilterQ = new THREE.Quaternion();
  invFilterQ.copy(this.filterQ);
  invFilterQ.inverse();

  this.estimatedGravity.set(0, 0, -1);
  this.estimatedGravity.applyQuaternion(invFilterQ);
  this.estimatedGravity.normalize();

  this.measuredGravity.copy(this.currentAccelMeasurement.sample);
  this.measuredGravity.normalize();

  // Compare estimated gravity with measured gravity, get the delta quaternion
  // between the two.
  var deltaQ = new THREE.Quaternion();
  deltaQ.setFromUnitVectors(this.estimatedGravity, this.measuredGravity);
  deltaQ.inverse();

  if (DEBUG) {
    console.log('Delta: %d deg, G_est: (%s, %s, %s), G_meas: (%s, %s, %s)',
                THREE.Math.radToDeg(Util.getQuaternionAngle(deltaQ)),
                (this.estimatedGravity.x).toFixed(1),
                (this.estimatedGravity.y).toFixed(1),
                (this.estimatedGravity.z).toFixed(1),
                (this.measuredGravity.x).toFixed(1),
                (this.measuredGravity.y).toFixed(1),
                (this.measuredGravity.z).toFixed(1));
  }

  // Calculate the SLERP target: current orientation plus the measured-estimated
  // quaternion delta.
  var targetQ = new THREE.Quaternion();
  targetQ.copy(this.filterQ);
  targetQ.multiply(deltaQ);

  // SLERP factor: 0 is pure gyro, 1 is pure accel.
  this.filterQ.slerp(targetQ, 1 - this.kFilter);

  this.previousFilterQ.copy(this.filterQ);
};

ComplementaryFilter.prototype.getOrientation = function() {
  return this.filterQ;
};

ComplementaryFilter.prototype.accelToQuaternion_ = function(accel) {
  var normAccel = new THREE.Vector3();
  normAccel.copy(accel);
  normAccel.normalize();
  var quat = new THREE.Quaternion();
  quat.setFromUnitVectors(new THREE.Vector3(0, 0, -1), normAccel);
  quat.inverse();
  return quat;
};

ComplementaryFilter.prototype.gyroToQuaternionDelta_ = function(gyro, dt) {
  // Extract axis and angle from the gyroscope data.
  var quat = new THREE.Quaternion();
  var axis = new THREE.Vector3();
  axis.copy(gyro);
  axis.normalize();
  quat.setFromAxisAngle(axis, gyro.length() * dt);
  return quat;
};


module.exports = ComplementaryFilter;

},{"./sensor-sample.js":8,"./three-math.js":9,"./util.js":11}],4:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var PositionSensorVRDevice = _dereq_('./base.js').PositionSensorVRDevice;

var ComplementaryFilter = _dereq_('./complementary-filter.js');
var PosePredictor = _dereq_('./pose-predictor.js');
var TouchPanner = _dereq_('./touch-panner.js');
var THREE = _dereq_('./three-math.js');
var Util = _dereq_('./util.js');

/**
 * The positional sensor, implemented using DeviceMotion APIs.
 */
function FusionPositionSensorVRDevice() {
  this.deviceId = 'webvr-polyfill:fused';
  this.deviceName = 'VR Position Device (webvr-polyfill:fused)';

  this.accelerometer = new THREE.Vector3();
  this.gyroscope = new THREE.Vector3();

  window.addEventListener('devicemotion', this.onDeviceMotionChange_.bind(this));
  // Temporarily added to solve the iOS cross domain issue.
  window.addEventListener('devicemotion-iframe', this.onDeviceMotionChange_.bind(this));
  window.addEventListener('orientationchange', this.onScreenOrientationChange_.bind(this));

  this.filter = new ComplementaryFilter(WebVRConfig.K_FILTER || 0.98);
  this.posePredictor = new PosePredictor(WebVRConfig.PREDICTION_TIME_S || 0.040);
  this.touchPanner = new TouchPanner();

  this.filterToWorldQ = new THREE.Quaternion();

  // Set the filter to world transform, depending on OS.
  if (Util.isIOS()) {
    this.filterToWorldQ.setFromAxisAngle(new THREE.Vector3(1, 0, 0), Math.PI/2);
  } else {
    this.filterToWorldQ.setFromAxisAngle(new THREE.Vector3(1, 0, 0), -Math.PI/2);
  }

  this.worldToScreenQ = new THREE.Quaternion();
  this.setScreenTransform_();

  // Keep track of a reset transform for resetSensor.
  this.resetQ = new THREE.Quaternion();

  this.isFirefoxAndroid = Util.isFirefoxAndroid();
  this.isIOS = Util.isIOS();
}
FusionPositionSensorVRDevice.prototype = new PositionSensorVRDevice();

/**
 * Returns {orientation: {x,y,z,w}, position: null}.
 * Position is not supported since we can't do 6DOF.
 */
FusionPositionSensorVRDevice.prototype.getState = function() {
  return {
    hasOrientation: true,
    orientation: this.getOrientation(),
    hasPosition: false,
    position: null
  }
};

FusionPositionSensorVRDevice.prototype.getOrientation = function() {
  // Convert from filter space to the the same system used by the
  // deviceorientation event.
  var orientation = this.filter.getOrientation();

  // Predict orientation.
  this.predictedQ = this.posePredictor.getPrediction(orientation, this.gyroscope, this.previousTimestampS);

  // Convert to THREE coordinate system: -Z forward, Y up, X right.
  var out = new THREE.Quaternion();
  out.copy(this.filterToWorldQ);
  out.multiply(this.resetQ);
  if (!WebVRConfig.TOUCH_PANNER_DISABLED) {
    out.multiply(this.touchPanner.getOrientation());
  }
  out.multiply(this.predictedQ);
  out.multiply(this.worldToScreenQ);

  // Handle the yaw-only case.
  if (WebVRConfig.YAW_ONLY) {
    // Make a quaternion that only turns around the Y-axis.
    out.x = 0;
    out.z = 0;
    out.normalize();
  }
  return out;
};

FusionPositionSensorVRDevice.prototype.resetSensor = function() {
  var euler = new THREE.Euler();
  euler.setFromQuaternion(this.filter.getOrientation());
  var yaw = euler.y;
  console.log('resetSensor with yaw: %f', yaw);
  this.resetQ.setFromAxisAngle(new THREE.Vector3(0, 0, 1), -yaw);
  if (!WebVRConfig.TOUCH_PANNER_DISABLED) {
    this.touchPanner.resetSensor();
  }
};

FusionPositionSensorVRDevice.prototype.onDeviceMotionChange_ = function(deviceMotion) {
  var accGravity = deviceMotion.accelerationIncludingGravity;
  var rotRate = deviceMotion.rotationRate;
  var timestampS = deviceMotion.timeStamp / 1000;

  // Firefox Android timeStamp returns one thousandth of a millisecond.
  if (this.isFirefoxAndroid) {
    timestampS /= 1000;
  }

  var deltaS = timestampS - this.previousTimestampS;
  if (deltaS <= Util.MIN_TIMESTEP || deltaS > Util.MAX_TIMESTEP) {
    console.warn('Invalid timestamps detected. Time step between successive ' +
                 'gyroscope sensor samples is very small or not monotonic');
    this.previousTimestampS = timestampS;
    return;
  }
  this.accelerometer.set(-accGravity.x, -accGravity.y, -accGravity.z);
  this.gyroscope.set(rotRate.alpha, rotRate.beta, rotRate.gamma);

  // With iOS and Firefox Android, rotationRate is reported in degrees,
  // so we first convert to radians.
  if (this.isIOS || this.isFirefoxAndroid) {
    this.gyroscope.multiplyScalar(Math.PI / 180);
  }

  this.filter.addAccelMeasurement(this.accelerometer, timestampS);
  this.filter.addGyroMeasurement(this.gyroscope, timestampS);

  this.previousTimestampS = timestampS;
};

FusionPositionSensorVRDevice.prototype.onScreenOrientationChange_ =
    function(screenOrientation) {
  this.setScreenTransform_();
};

FusionPositionSensorVRDevice.prototype.setScreenTransform_ = function() {
  this.worldToScreenQ.set(0, 0, 0, 1);
  switch (window.orientation) {
    case 0:
      break;
    case 90:
      this.worldToScreenQ.setFromAxisAngle(new THREE.Vector3(0, 0, 1), -Math.PI/2);
      break;
    case -90:
      this.worldToScreenQ.setFromAxisAngle(new THREE.Vector3(0, 0, 1), Math.PI/2);
      break;
    case 180:
      // TODO.
      break;
  }
};


module.exports = FusionPositionSensorVRDevice;

},{"./base.js":1,"./complementary-filter.js":3,"./pose-predictor.js":7,"./three-math.js":9,"./touch-panner.js":10,"./util.js":11}],5:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var WebVRPolyfill = _dereq_('./webvr-polyfill.js');

// Initialize a WebVRConfig just in case.
window.WebVRConfig = window.WebVRConfig || {};
new WebVRPolyfill();

},{"./webvr-polyfill.js":12}],6:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var PositionSensorVRDevice = _dereq_('./base.js').PositionSensorVRDevice;
var THREE = _dereq_('./three-math.js');
var Util = _dereq_('./util.js');

// How much to rotate per key stroke.
var KEY_SPEED = 0.15;
var KEY_ANIMATION_DURATION = 80;

// How much to rotate for mouse events.
var MOUSE_SPEED_X = 0.5;
var MOUSE_SPEED_Y = 0.3;

/**
 * A virtual position sensor, implemented using keyboard and
 * mouse APIs. This is designed as for desktops/laptops where no Device*
 * events work.
 */
function MouseKeyboardPositionSensorVRDevice() {
  this.deviceId = 'webvr-polyfill:mouse-keyboard';
  this.deviceName = 'VR Position Device (webvr-polyfill:mouse-keyboard)';

  // Attach to mouse and keyboard events.
  window.addEventListener('keydown', this.onKeyDown_.bind(this));
  window.addEventListener('mousemove', this.onMouseMove_.bind(this));
  window.addEventListener('mousedown', this.onMouseDown_.bind(this));
  window.addEventListener('mouseup', this.onMouseUp_.bind(this));

  this.phi = 0;
  this.theta = 0;

  // Variables for keyboard-based rotation animation.
  this.targetAngle = null;

  // State variables for calculations.
  this.euler = new THREE.Euler();
  this.orientation = new THREE.Quaternion();

  // Variables for mouse-based rotation.
  this.rotateStart = new THREE.Vector2();
  this.rotateEnd = new THREE.Vector2();
  this.rotateDelta = new THREE.Vector2();
}
MouseKeyboardPositionSensorVRDevice.prototype = new PositionSensorVRDevice();

/**
 * Returns {orientation: {x,y,z,w}, position: null}.
 * Position is not supported for parity with other PositionSensors.
 */
MouseKeyboardPositionSensorVRDevice.prototype.getState = function() {
  this.euler.set(this.phi, this.theta, 0, 'YXZ');
  this.orientation.setFromEuler(this.euler);

  return {
    hasOrientation: true,
    orientation: this.orientation,
    hasPosition: false,
    position: null
  }
};

MouseKeyboardPositionSensorVRDevice.prototype.onKeyDown_ = function(e) {
  // Track WASD and arrow keys.
  if (e.keyCode == 38) { // Up key.
    this.animatePhi_(this.phi + KEY_SPEED);
  } else if (e.keyCode == 39) { // Right key.
    this.animateTheta_(this.theta - KEY_SPEED);
  } else if (e.keyCode == 40) { // Down key.
    this.animatePhi_(this.phi - KEY_SPEED);
  } else if (e.keyCode == 37) { // Left key.
    this.animateTheta_(this.theta + KEY_SPEED);
  }
};

MouseKeyboardPositionSensorVRDevice.prototype.animateTheta_ = function(targetAngle) {
  this.animateKeyTransitions_('theta', targetAngle);
};

MouseKeyboardPositionSensorVRDevice.prototype.animatePhi_ = function(targetAngle) {
  // Prevent looking too far up or down.
  targetAngle = Util.clamp(targetAngle, -Math.PI/2, Math.PI/2);
  this.animateKeyTransitions_('phi', targetAngle);
};

/**
 * Start an animation to transition an angle from one value to another.
 */
MouseKeyboardPositionSensorVRDevice.prototype.animateKeyTransitions_ = function(angleName, targetAngle) {
  // If an animation is currently running, cancel it.
  if (this.angleAnimation) {
    clearInterval(this.angleAnimation);
  }
  var startAngle = this[angleName];
  var startTime = new Date();
  // Set up an interval timer to perform the animation.
  this.angleAnimation = setInterval(function() {
    // Once we're finished the animation, we're done.
    var elapsed = new Date() - startTime;
    if (elapsed >= KEY_ANIMATION_DURATION) {
      this[angleName] = targetAngle;
      clearInterval(this.angleAnimation);
      return;
    }
    // Linearly interpolate the angle some amount.
    var percent = elapsed / KEY_ANIMATION_DURATION;
    this[angleName] = startAngle + (targetAngle - startAngle) * percent;
  }.bind(this), 1000/60);
};

MouseKeyboardPositionSensorVRDevice.prototype.onMouseDown_ = function(e) {
  this.rotateStart.set(e.clientX, e.clientY);
  this.isDragging = true;
};

// Very similar to https://gist.github.com/mrflix/8351020
MouseKeyboardPositionSensorVRDevice.prototype.onMouseMove_ = function(e) {
  if (!this.isDragging && !this.isPointerLocked_()) {
    return;
  }
  // Support pointer lock API.
  if (this.isPointerLocked_()) {
    var movementX = e.movementX || e.mozMovementX || 0;
    var movementY = e.movementY || e.mozMovementY || 0;
    this.rotateEnd.set(this.rotateStart.x - movementX, this.rotateStart.y - movementY);
  } else {
    this.rotateEnd.set(e.clientX, e.clientY);
  }
  // Calculate how much we moved in mouse space.
  this.rotateDelta.subVectors(this.rotateEnd, this.rotateStart);
  this.rotateStart.copy(this.rotateEnd);

  // Keep track of the cumulative euler angles.
  var element = document.body;
  this.phi += 2 * Math.PI * this.rotateDelta.y / element.clientHeight * MOUSE_SPEED_Y;
  this.theta += 2 * Math.PI * this.rotateDelta.x / element.clientWidth * MOUSE_SPEED_X;

  // Prevent looking too far up or down.
  this.phi = Util.clamp(this.phi, -Math.PI/2, Math.PI/2);
};

MouseKeyboardPositionSensorVRDevice.prototype.onMouseUp_ = function(e) {
  this.isDragging = false;
};

MouseKeyboardPositionSensorVRDevice.prototype.isPointerLocked_ = function() {
  var el = document.pointerLockElement || document.mozPointerLockElement ||
      document.webkitPointerLockElement;
  return el !== undefined;
};

MouseKeyboardPositionSensorVRDevice.prototype.resetSensor = function() {
  console.error('Not implemented yet.');
};

module.exports = MouseKeyboardPositionSensorVRDevice;

},{"./base.js":1,"./three-math.js":9,"./util.js":11}],7:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var THREE = _dereq_('./three-math.js');

var DEBUG = false;

/**
 * Given an orientation and the gyroscope data, predicts the future orientation
 * of the head. This makes rendering appear faster.
 *
 * Also see: http://msl.cs.uiuc.edu/~lavalle/papers/LavYerKatAnt14.pdf
 *
 * @param {Number} predictionTimeS time from head movement to the appearance of
 * the corresponding image.
 */
function PosePredictor(predictionTimeS) {
  this.predictionTimeS = predictionTimeS;

  // The quaternion corresponding to the previous state.
  this.previousQ = new THREE.Quaternion();
  // Previous time a prediction occurred.
  this.previousTimestampS = null;

  // The delta quaternion that adjusts the current pose.
  this.deltaQ = new THREE.Quaternion();
  // The output quaternion.
  this.outQ = new THREE.Quaternion();
}

PosePredictor.prototype.getPrediction = function(currentQ, gyro, timestampS) {
  if (!this.previousTimestampS) {
    this.previousQ.copy(currentQ);
    this.previousTimestampS = timestampS;
    return currentQ;
  }

  // Calculate axis and angle based on gyroscope rotation rate data.
  var axis = new THREE.Vector3();
  axis.copy(gyro);
  axis.normalize();

  var angularSpeed = gyro.length();

  // If we're rotating slowly, don't do prediction.
  if (angularSpeed < THREE.Math.degToRad(20)) {
    if (DEBUG) {
      console.log('Moving slowly, at %s deg/s: no prediction',
                  THREE.Math.radToDeg(angularSpeed).toFixed(1));
    }
    this.outQ.copy(currentQ);
    this.previousQ.copy(currentQ);
    return this.outQ;
  }

  // Get the predicted angle based on the time delta and latency.
  var deltaT = timestampS - this.previousTimestampS;
  var predictAngle = angularSpeed * this.predictionTimeS;

  this.deltaQ.setFromAxisAngle(axis, predictAngle);
  this.outQ.copy(this.previousQ);
  this.outQ.multiply(this.deltaQ);

  this.previousQ.copy(currentQ);

  return this.outQ;
};


module.exports = PosePredictor;

},{"./three-math.js":9}],8:[function(_dereq_,module,exports){
function SensorSample(sample, timestampS) {
  this.set(sample, timestampS);
};

SensorSample.prototype.set = function(sample, timestampS) {
  this.sample = sample;
  this.timestampS = timestampS;
};

SensorSample.prototype.copy = function(sensorSample) {
  this.set(sensorSample.sample, sensorSample.timestampS);
};

module.exports = SensorSample;

},{}],9:[function(_dereq_,module,exports){
/*
 * A subset of THREE.js, providing mostly quaternion and euler-related
 * operations, manually lifted from
 * https://github.com/mrdoob/three.js/tree/master/src/math, as of 9c30286b38df039fca389989ff06ea1c15d6bad1
 */

// Only use if the real THREE is not provided.
var THREE = window.THREE || {};

// If some piece of THREE is missing, fill it in here.
if (!THREE.Quaternion || !THREE.Vector3 || !THREE.Vector2 || !THREE.Euler || !THREE.Math) {
console.log('No THREE.js found.');


/*** START Quaternion ***/

/**
 * @author mikael emtinger / http://gomo.se/
 * @author alteredq / http://alteredqualia.com/
 * @author WestLangley / http://github.com/WestLangley
 * @author bhouston / http://exocortex.com
 */

THREE.Quaternion = function ( x, y, z, w ) {

	this._x = x || 0;
	this._y = y || 0;
	this._z = z || 0;
	this._w = ( w !== undefined ) ? w : 1;

};

THREE.Quaternion.prototype = {

	constructor: THREE.Quaternion,

	_x: 0,_y: 0, _z: 0, _w: 0,

	get x () {

		return this._x;

	},

	set x ( value ) {

		this._x = value;
		this.onChangeCallback();

	},

	get y () {

		return this._y;

	},

	set y ( value ) {

		this._y = value;
		this.onChangeCallback();

	},

	get z () {

		return this._z;

	},

	set z ( value ) {

		this._z = value;
		this.onChangeCallback();

	},

	get w () {

		return this._w;

	},

	set w ( value ) {

		this._w = value;
		this.onChangeCallback();

	},

	set: function ( x, y, z, w ) {

		this._x = x;
		this._y = y;
		this._z = z;
		this._w = w;

		this.onChangeCallback();

		return this;

	},

	copy: function ( quaternion ) {

		this._x = quaternion.x;
		this._y = quaternion.y;
		this._z = quaternion.z;
		this._w = quaternion.w;

		this.onChangeCallback();

		return this;

	},

	setFromEuler: function ( euler, update ) {

		if ( euler instanceof THREE.Euler === false ) {

			throw new Error( 'THREE.Quaternion: .setFromEuler() now expects a Euler rotation rather than a Vector3 and order.' );
		}

		// http://www.mathworks.com/matlabcentral/fileexchange/
		// 	20696-function-to-convert-between-dcm-euler-angles-quaternions-and-euler-vectors/
		//	content/SpinCalc.m

		var c1 = Math.cos( euler._x / 2 );
		var c2 = Math.cos( euler._y / 2 );
		var c3 = Math.cos( euler._z / 2 );
		var s1 = Math.sin( euler._x / 2 );
		var s2 = Math.sin( euler._y / 2 );
		var s3 = Math.sin( euler._z / 2 );

		if ( euler.order === 'XYZ' ) {

			this._x = s1 * c2 * c3 + c1 * s2 * s3;
			this._y = c1 * s2 * c3 - s1 * c2 * s3;
			this._z = c1 * c2 * s3 + s1 * s2 * c3;
			this._w = c1 * c2 * c3 - s1 * s2 * s3;

		} else if ( euler.order === 'YXZ' ) {

			this._x = s1 * c2 * c3 + c1 * s2 * s3;
			this._y = c1 * s2 * c3 - s1 * c2 * s3;
			this._z = c1 * c2 * s3 - s1 * s2 * c3;
			this._w = c1 * c2 * c3 + s1 * s2 * s3;

		} else if ( euler.order === 'ZXY' ) {

			this._x = s1 * c2 * c3 - c1 * s2 * s3;
			this._y = c1 * s2 * c3 + s1 * c2 * s3;
			this._z = c1 * c2 * s3 + s1 * s2 * c3;
			this._w = c1 * c2 * c3 - s1 * s2 * s3;

		} else if ( euler.order === 'ZYX' ) {

			this._x = s1 * c2 * c3 - c1 * s2 * s3;
			this._y = c1 * s2 * c3 + s1 * c2 * s3;
			this._z = c1 * c2 * s3 - s1 * s2 * c3;
			this._w = c1 * c2 * c3 + s1 * s2 * s3;

		} else if ( euler.order === 'YZX' ) {

			this._x = s1 * c2 * c3 + c1 * s2 * s3;
			this._y = c1 * s2 * c3 + s1 * c2 * s3;
			this._z = c1 * c2 * s3 - s1 * s2 * c3;
			this._w = c1 * c2 * c3 - s1 * s2 * s3;

		} else if ( euler.order === 'XZY' ) {

			this._x = s1 * c2 * c3 - c1 * s2 * s3;
			this._y = c1 * s2 * c3 - s1 * c2 * s3;
			this._z = c1 * c2 * s3 + s1 * s2 * c3;
			this._w = c1 * c2 * c3 + s1 * s2 * s3;

		}

		if ( update !== false ) this.onChangeCallback();

		return this;

	},

	setFromAxisAngle: function ( axis, angle ) {

		// http://www.euclideanspace.com/maths/geometry/rotations/conversions/angleToQuaternion/index.htm

		// assumes axis is normalized

		var halfAngle = angle / 2, s = Math.sin( halfAngle );

		this._x = axis.x * s;
		this._y = axis.y * s;
		this._z = axis.z * s;
		this._w = Math.cos( halfAngle );

		this.onChangeCallback();

		return this;

	},

	setFromRotationMatrix: function ( m ) {

		// http://www.euclideanspace.com/maths/geometry/rotations/conversions/matrixToQuaternion/index.htm

		// assumes the upper 3x3 of m is a pure rotation matrix (i.e, unscaled)

		var te = m.elements,

			m11 = te[ 0 ], m12 = te[ 4 ], m13 = te[ 8 ],
			m21 = te[ 1 ], m22 = te[ 5 ], m23 = te[ 9 ],
			m31 = te[ 2 ], m32 = te[ 6 ], m33 = te[ 10 ],

			trace = m11 + m22 + m33,
			s;

		if ( trace > 0 ) {

			s = 0.5 / Math.sqrt( trace + 1.0 );

			this._w = 0.25 / s;
			this._x = ( m32 - m23 ) * s;
			this._y = ( m13 - m31 ) * s;
			this._z = ( m21 - m12 ) * s;

		} else if ( m11 > m22 && m11 > m33 ) {

			s = 2.0 * Math.sqrt( 1.0 + m11 - m22 - m33 );

			this._w = ( m32 - m23 ) / s;
			this._x = 0.25 * s;
			this._y = ( m12 + m21 ) / s;
			this._z = ( m13 + m31 ) / s;

		} else if ( m22 > m33 ) {

			s = 2.0 * Math.sqrt( 1.0 + m22 - m11 - m33 );

			this._w = ( m13 - m31 ) / s;
			this._x = ( m12 + m21 ) / s;
			this._y = 0.25 * s;
			this._z = ( m23 + m32 ) / s;

		} else {

			s = 2.0 * Math.sqrt( 1.0 + m33 - m11 - m22 );

			this._w = ( m21 - m12 ) / s;
			this._x = ( m13 + m31 ) / s;
			this._y = ( m23 + m32 ) / s;
			this._z = 0.25 * s;

		}

		this.onChangeCallback();

		return this;

	},

	setFromUnitVectors: function () {

		// http://lolengine.net/blog/2014/02/24/quaternion-from-two-vectors-final

		// assumes direction vectors vFrom and vTo are normalized

		var v1, r;

		var EPS = 0.000001;

		return function ( vFrom, vTo ) {

			if ( v1 === undefined ) v1 = new THREE.Vector3();

			r = vFrom.dot( vTo ) + 1;

			if ( r < EPS ) {

				r = 0;

				if ( Math.abs( vFrom.x ) > Math.abs( vFrom.z ) ) {

					v1.set( - vFrom.y, vFrom.x, 0 );

				} else {

					v1.set( 0, - vFrom.z, vFrom.y );

				}

			} else {

				v1.crossVectors( vFrom, vTo );

			}

			this._x = v1.x;
			this._y = v1.y;
			this._z = v1.z;
			this._w = r;

			this.normalize();

			return this;

		}

	}(),

	inverse: function () {

		this.conjugate().normalize();

		return this;

	},

	conjugate: function () {

		this._x *= - 1;
		this._y *= - 1;
		this._z *= - 1;

		this.onChangeCallback();

		return this;

	},

	dot: function ( v ) {

		return this._x * v._x + this._y * v._y + this._z * v._z + this._w * v._w;

	},

	lengthSq: function () {

		return this._x * this._x + this._y * this._y + this._z * this._z + this._w * this._w;

	},

	length: function () {

		return Math.sqrt( this._x * this._x + this._y * this._y + this._z * this._z + this._w * this._w );

	},

	normalize: function () {

		var l = this.length();

		if ( l === 0 ) {

			this._x = 0;
			this._y = 0;
			this._z = 0;
			this._w = 1;

		} else {

			l = 1 / l;

			this._x = this._x * l;
			this._y = this._y * l;
			this._z = this._z * l;
			this._w = this._w * l;

		}

		this.onChangeCallback();

		return this;

	},

	multiply: function ( q, p ) {

		if ( p !== undefined ) {

			console.warn( 'THREE.Quaternion: .multiply() now only accepts one argument. Use .multiplyQuaternions( a, b ) instead.' );
			return this.multiplyQuaternions( q, p );

		}

		return this.multiplyQuaternions( this, q );

	},

	multiplyQuaternions: function ( a, b ) {

		// from http://www.euclideanspace.com/maths/algebra/realNormedAlgebra/quaternions/code/index.htm

		var qax = a._x, qay = a._y, qaz = a._z, qaw = a._w;
		var qbx = b._x, qby = b._y, qbz = b._z, qbw = b._w;

		this._x = qax * qbw + qaw * qbx + qay * qbz - qaz * qby;
		this._y = qay * qbw + qaw * qby + qaz * qbx - qax * qbz;
		this._z = qaz * qbw + qaw * qbz + qax * qby - qay * qbx;
		this._w = qaw * qbw - qax * qbx - qay * qby - qaz * qbz;

		this.onChangeCallback();

		return this;

	},

	multiplyVector3: function ( vector ) {

		console.warn( 'THREE.Quaternion: .multiplyVector3() has been removed. Use is now vector.applyQuaternion( quaternion ) instead.' );
		return vector.applyQuaternion( this );

	},

	slerp: function ( qb, t ) {

		if ( t === 0 ) return this;
		if ( t === 1 ) return this.copy( qb );

		var x = this._x, y = this._y, z = this._z, w = this._w;

		// http://www.euclideanspace.com/maths/algebra/realNormedAlgebra/quaternions/slerp/

		var cosHalfTheta = w * qb._w + x * qb._x + y * qb._y + z * qb._z;

		if ( cosHalfTheta < 0 ) {

			this._w = - qb._w;
			this._x = - qb._x;
			this._y = - qb._y;
			this._z = - qb._z;

			cosHalfTheta = - cosHalfTheta;

		} else {

			this.copy( qb );

		}

		if ( cosHalfTheta >= 1.0 ) {

			this._w = w;
			this._x = x;
			this._y = y;
			this._z = z;

			return this;

		}

		var halfTheta = Math.acos( cosHalfTheta );
		var sinHalfTheta = Math.sqrt( 1.0 - cosHalfTheta * cosHalfTheta );

		if ( Math.abs( sinHalfTheta ) < 0.001 ) {

			this._w = 0.5 * ( w + this._w );
			this._x = 0.5 * ( x + this._x );
			this._y = 0.5 * ( y + this._y );
			this._z = 0.5 * ( z + this._z );

			return this;

		}

		var ratioA = Math.sin( ( 1 - t ) * halfTheta ) / sinHalfTheta,
		ratioB = Math.sin( t * halfTheta ) / sinHalfTheta;

		this._w = ( w * ratioA + this._w * ratioB );
		this._x = ( x * ratioA + this._x * ratioB );
		this._y = ( y * ratioA + this._y * ratioB );
		this._z = ( z * ratioA + this._z * ratioB );

		this.onChangeCallback();

		return this;

	},

	equals: function ( quaternion ) {

		return ( quaternion._x === this._x ) && ( quaternion._y === this._y ) && ( quaternion._z === this._z ) && ( quaternion._w === this._w );

	},

	fromArray: function ( array, offset ) {

		if ( offset === undefined ) offset = 0;

		this._x = array[ offset ];
		this._y = array[ offset + 1 ];
		this._z = array[ offset + 2 ];
		this._w = array[ offset + 3 ];

		this.onChangeCallback();

		return this;

	},

	toArray: function ( array, offset ) {

		if ( array === undefined ) array = [];
		if ( offset === undefined ) offset = 0;

		array[ offset ] = this._x;
		array[ offset + 1 ] = this._y;
		array[ offset + 2 ] = this._z;
		array[ offset + 3 ] = this._w;

		return array;

	},

	onChange: function ( callback ) {

		this.onChangeCallback = callback;

		return this;

	},

	onChangeCallback: function () {},

	clone: function () {

		return new THREE.Quaternion( this._x, this._y, this._z, this._w );

	}

};

THREE.Quaternion.slerp = function ( qa, qb, qm, t ) {

	return qm.copy( qa ).slerp( qb, t );

}

/*** END Quaternion ***/
/*** START Vector2 ***/
/**
 * @author mrdoob / http://mrdoob.com/
 * @author philogb / http://blog.thejit.org/
 * @author egraether / http://egraether.com/
 * @author zz85 / http://www.lab4games.net/zz85/blog
 */

THREE.Vector2 = function ( x, y ) {

	this.x = x || 0;
	this.y = y || 0;

};

THREE.Vector2.prototype = {

	constructor: THREE.Vector2,

	set: function ( x, y ) {

		this.x = x;
		this.y = y;

		return this;

	},

	setX: function ( x ) {

		this.x = x;

		return this;

	},

	setY: function ( y ) {

		this.y = y;

		return this;

	},

	setComponent: function ( index, value ) {

		switch ( index ) {

			case 0: this.x = value; break;
			case 1: this.y = value; break;
			default: throw new Error( 'index is out of range: ' + index );

		}

	},

	getComponent: function ( index ) {

		switch ( index ) {

			case 0: return this.x;
			case 1: return this.y;
			default: throw new Error( 'index is out of range: ' + index );

		}

	},

	copy: function ( v ) {

		this.x = v.x;
		this.y = v.y;

		return this;

	},

	add: function ( v, w ) {

		if ( w !== undefined ) {

			console.warn( 'THREE.Vector2: .add() now only accepts one argument. Use .addVectors( a, b ) instead.' );
			return this.addVectors( v, w );

		}

		this.x += v.x;
		this.y += v.y;

		return this;

	},

	addVectors: function ( a, b ) {

		this.x = a.x + b.x;
		this.y = a.y + b.y;

		return this;

	},

	addScalar: function ( s ) {

		this.x += s;
		this.y += s;

		return this;

	},

	sub: function ( v, w ) {

		if ( w !== undefined ) {

			console.warn( 'THREE.Vector2: .sub() now only accepts one argument. Use .subVectors( a, b ) instead.' );
			return this.subVectors( v, w );

		}

		this.x -= v.x;
		this.y -= v.y;

		return this;

	},

	subVectors: function ( a, b ) {

		this.x = a.x - b.x;
		this.y = a.y - b.y;

		return this;

	},

	multiply: function ( v ) {

		this.x *= v.x;
		this.y *= v.y;

		return this;

	},

	multiplyScalar: function ( s ) {

		this.x *= s;
		this.y *= s;

		return this;

	},

	divide: function ( v ) {

		this.x /= v.x;
		this.y /= v.y;

		return this;

	},

	divideScalar: function ( scalar ) {

		if ( scalar !== 0 ) {

			var invScalar = 1 / scalar;

			this.x *= invScalar;
			this.y *= invScalar;

		} else {

			this.x = 0;
			this.y = 0;

		}

		return this;

	},

	min: function ( v ) {

		if ( this.x > v.x ) {

			this.x = v.x;

		}

		if ( this.y > v.y ) {

			this.y = v.y;

		}

		return this;

	},

	max: function ( v ) {

		if ( this.x < v.x ) {

			this.x = v.x;

		}

		if ( this.y < v.y ) {

			this.y = v.y;

		}

		return this;

	},

	clamp: function ( min, max ) {

		// This function assumes min < max, if this assumption isn't true it will not operate correctly

		if ( this.x < min.x ) {

			this.x = min.x;

		} else if ( this.x > max.x ) {

			this.x = max.x;

		}

		if ( this.y < min.y ) {

			this.y = min.y;

		} else if ( this.y > max.y ) {

			this.y = max.y;

		}

		return this;
	},

	clampScalar: ( function () {

		var min, max;

		return function ( minVal, maxVal ) {

			if ( min === undefined ) {

				min = new THREE.Vector2();
				max = new THREE.Vector2();

			}

			min.set( minVal, minVal );
			max.set( maxVal, maxVal );

			return this.clamp( min, max );

		};

	} )(),

	floor: function () {

		this.x = Math.floor( this.x );
		this.y = Math.floor( this.y );

		return this;

	},

	ceil: function () {

		this.x = Math.ceil( this.x );
		this.y = Math.ceil( this.y );

		return this;

	},

	round: function () {

		this.x = Math.round( this.x );
		this.y = Math.round( this.y );

		return this;

	},

	roundToZero: function () {

		this.x = ( this.x < 0 ) ? Math.ceil( this.x ) : Math.floor( this.x );
		this.y = ( this.y < 0 ) ? Math.ceil( this.y ) : Math.floor( this.y );

		return this;

	},

	negate: function () {

		this.x = - this.x;
		this.y = - this.y;

		return this;

	},

	dot: function ( v ) {

		return this.x * v.x + this.y * v.y;

	},

	lengthSq: function () {

		return this.x * this.x + this.y * this.y;

	},

	length: function () {

		return Math.sqrt( this.x * this.x + this.y * this.y );

	},

	normalize: function () {

		return this.divideScalar( this.length() );

	},

	distanceTo: function ( v ) {

		return Math.sqrt( this.distanceToSquared( v ) );

	},

	distanceToSquared: function ( v ) {

		var dx = this.x - v.x, dy = this.y - v.y;
		return dx * dx + dy * dy;

	},

	setLength: function ( l ) {

		var oldLength = this.length();

		if ( oldLength !== 0 && l !== oldLength ) {

			this.multiplyScalar( l / oldLength );
		}

		return this;

	},

	lerp: function ( v, alpha ) {

		this.x += ( v.x - this.x ) * alpha;
		this.y += ( v.y - this.y ) * alpha;

		return this;

	},

	equals: function ( v ) {

		return ( ( v.x === this.x ) && ( v.y === this.y ) );

	},

	fromArray: function ( array, offset ) {

		if ( offset === undefined ) offset = 0;

		this.x = array[ offset ];
		this.y = array[ offset + 1 ];

		return this;

	},

	toArray: function ( array, offset ) {

		if ( array === undefined ) array = [];
		if ( offset === undefined ) offset = 0;

		array[ offset ] = this.x;
		array[ offset + 1 ] = this.y;

		return array;

	},

	fromAttribute: function ( attribute, index, offset ) {

	    if ( offset === undefined ) offset = 0;

	    index = index * attribute.itemSize + offset;

	    this.x = attribute.array[ index ];
	    this.y = attribute.array[ index + 1 ];

	    return this;

	},

	clone: function () {

		return new THREE.Vector2( this.x, this.y );

	}

};
/*** END Vector2 ***/
/*** START Vector3 ***/

/**
 * @author mrdoob / http://mrdoob.com/
 * @author *kile / http://kile.stravaganza.org/
 * @author philogb / http://blog.thejit.org/
 * @author mikael emtinger / http://gomo.se/
 * @author egraether / http://egraether.com/
 * @author WestLangley / http://github.com/WestLangley
 */

THREE.Vector3 = function ( x, y, z ) {

	this.x = x || 0;
	this.y = y || 0;
	this.z = z || 0;

};

THREE.Vector3.prototype = {

	constructor: THREE.Vector3,

	set: function ( x, y, z ) {

		this.x = x;
		this.y = y;
		this.z = z;

		return this;

	},

	setX: function ( x ) {

		this.x = x;

		return this;

	},

	setY: function ( y ) {

		this.y = y;

		return this;

	},

	setZ: function ( z ) {

		this.z = z;

		return this;

	},

	setComponent: function ( index, value ) {

		switch ( index ) {

			case 0: this.x = value; break;
			case 1: this.y = value; break;
			case 2: this.z = value; break;
			default: throw new Error( 'index is out of range: ' + index );

		}

	},

	getComponent: function ( index ) {

		switch ( index ) {

			case 0: return this.x;
			case 1: return this.y;
			case 2: return this.z;
			default: throw new Error( 'index is out of range: ' + index );

		}

	},

	copy: function ( v ) {

		this.x = v.x;
		this.y = v.y;
		this.z = v.z;

		return this;

	},

	add: function ( v, w ) {

		if ( w !== undefined ) {

			console.warn( 'THREE.Vector3: .add() now only accepts one argument. Use .addVectors( a, b ) instead.' );
			return this.addVectors( v, w );

		}

		this.x += v.x;
		this.y += v.y;
		this.z += v.z;

		return this;

	},

	addScalar: function ( s ) {

		this.x += s;
		this.y += s;
		this.z += s;

		return this;

	},

	addVectors: function ( a, b ) {

		this.x = a.x + b.x;
		this.y = a.y + b.y;
		this.z = a.z + b.z;

		return this;

	},

	sub: function ( v, w ) {

		if ( w !== undefined ) {

			console.warn( 'THREE.Vector3: .sub() now only accepts one argument. Use .subVectors( a, b ) instead.' );
			return this.subVectors( v, w );

		}

		this.x -= v.x;
		this.y -= v.y;
		this.z -= v.z;

		return this;

	},

	subVectors: function ( a, b ) {

		this.x = a.x - b.x;
		this.y = a.y - b.y;
		this.z = a.z - b.z;

		return this;

	},

	multiply: function ( v, w ) {

		if ( w !== undefined ) {

			console.warn( 'THREE.Vector3: .multiply() now only accepts one argument. Use .multiplyVectors( a, b ) instead.' );
			return this.multiplyVectors( v, w );

		}

		this.x *= v.x;
		this.y *= v.y;
		this.z *= v.z;

		return this;

	},

	multiplyScalar: function ( scalar ) {

		this.x *= scalar;
		this.y *= scalar;
		this.z *= scalar;

		return this;

	},

	multiplyVectors: function ( a, b ) {

		this.x = a.x * b.x;
		this.y = a.y * b.y;
		this.z = a.z * b.z;

		return this;

	},

	applyEuler: function () {

		var quaternion;

		return function ( euler ) {

			if ( euler instanceof THREE.Euler === false ) {

				console.error( 'THREE.Vector3: .applyEuler() now expects a Euler rotation rather than a Vector3 and order.' );

			}

			if ( quaternion === undefined ) quaternion = new THREE.Quaternion();

			this.applyQuaternion( quaternion.setFromEuler( euler ) );

			return this;

		};

	}(),

	applyAxisAngle: function () {

		var quaternion;

		return function ( axis, angle ) {

			if ( quaternion === undefined ) quaternion = new THREE.Quaternion();

			this.applyQuaternion( quaternion.setFromAxisAngle( axis, angle ) );

			return this;

		};

	}(),

	applyMatrix3: function ( m ) {

		var x = this.x;
		var y = this.y;
		var z = this.z;

		var e = m.elements;

		this.x = e[ 0 ] * x + e[ 3 ] * y + e[ 6 ] * z;
		this.y = e[ 1 ] * x + e[ 4 ] * y + e[ 7 ] * z;
		this.z = e[ 2 ] * x + e[ 5 ] * y + e[ 8 ] * z;

		return this;

	},

	applyMatrix4: function ( m ) {

		// input: THREE.Matrix4 affine matrix

		var x = this.x, y = this.y, z = this.z;

		var e = m.elements;

		this.x = e[ 0 ] * x + e[ 4 ] * y + e[ 8 ]  * z + e[ 12 ];
		this.y = e[ 1 ] * x + e[ 5 ] * y + e[ 9 ]  * z + e[ 13 ];
		this.z = e[ 2 ] * x + e[ 6 ] * y + e[ 10 ] * z + e[ 14 ];

		return this;

	},

	applyProjection: function ( m ) {

		// input: THREE.Matrix4 projection matrix

		var x = this.x, y = this.y, z = this.z;

		var e = m.elements;
		var d = 1 / ( e[ 3 ] * x + e[ 7 ] * y + e[ 11 ] * z + e[ 15 ] ); // perspective divide

		this.x = ( e[ 0 ] * x + e[ 4 ] * y + e[ 8 ]  * z + e[ 12 ] ) * d;
		this.y = ( e[ 1 ] * x + e[ 5 ] * y + e[ 9 ]  * z + e[ 13 ] ) * d;
		this.z = ( e[ 2 ] * x + e[ 6 ] * y + e[ 10 ] * z + e[ 14 ] ) * d;

		return this;

	},

	applyQuaternion: function ( q ) {

		var x = this.x;
		var y = this.y;
		var z = this.z;

		var qx = q.x;
		var qy = q.y;
		var qz = q.z;
		var qw = q.w;

		// calculate quat * vector

		var ix =  qw * x + qy * z - qz * y;
		var iy =  qw * y + qz * x - qx * z;
		var iz =  qw * z + qx * y - qy * x;
		var iw = - qx * x - qy * y - qz * z;

		// calculate result * inverse quat

		this.x = ix * qw + iw * - qx + iy * - qz - iz * - qy;
		this.y = iy * qw + iw * - qy + iz * - qx - ix * - qz;
		this.z = iz * qw + iw * - qz + ix * - qy - iy * - qx;

		return this;

	},

	project: function () {

		var matrix;

		return function ( camera ) {

			if ( matrix === undefined ) matrix = new THREE.Matrix4();

			matrix.multiplyMatrices( camera.projectionMatrix, matrix.getInverse( camera.matrixWorld ) );
			return this.applyProjection( matrix );

		};

	}(),

	unproject: function () {

		var matrix;

		return function ( camera ) {

			if ( matrix === undefined ) matrix = new THREE.Matrix4();

			matrix.multiplyMatrices( camera.matrixWorld, matrix.getInverse( camera.projectionMatrix ) );
			return this.applyProjection( matrix );

		};

	}(),

	transformDirection: function ( m ) {

		// input: THREE.Matrix4 affine matrix
		// vector interpreted as a direction

		var x = this.x, y = this.y, z = this.z;

		var e = m.elements;

		this.x = e[ 0 ] * x + e[ 4 ] * y + e[ 8 ]  * z;
		this.y = e[ 1 ] * x + e[ 5 ] * y + e[ 9 ]  * z;
		this.z = e[ 2 ] * x + e[ 6 ] * y + e[ 10 ] * z;

		this.normalize();

		return this;

	},

	divide: function ( v ) {

		this.x /= v.x;
		this.y /= v.y;
		this.z /= v.z;

		return this;

	},

	divideScalar: function ( scalar ) {

		if ( scalar !== 0 ) {

			var invScalar = 1 / scalar;

			this.x *= invScalar;
			this.y *= invScalar;
			this.z *= invScalar;

		} else {

			this.x = 0;
			this.y = 0;
			this.z = 0;

		}

		return this;

	},

	min: function ( v ) {

		if ( this.x > v.x ) {

			this.x = v.x;

		}

		if ( this.y > v.y ) {

			this.y = v.y;

		}

		if ( this.z > v.z ) {

			this.z = v.z;

		}

		return this;

	},

	max: function ( v ) {

		if ( this.x < v.x ) {

			this.x = v.x;

		}

		if ( this.y < v.y ) {

			this.y = v.y;

		}

		if ( this.z < v.z ) {

			this.z = v.z;

		}

		return this;

	},

	clamp: function ( min, max ) {

		// This function assumes min < max, if this assumption isn't true it will not operate correctly

		if ( this.x < min.x ) {

			this.x = min.x;

		} else if ( this.x > max.x ) {

			this.x = max.x;

		}

		if ( this.y < min.y ) {

			this.y = min.y;

		} else if ( this.y > max.y ) {

			this.y = max.y;

		}

		if ( this.z < min.z ) {

			this.z = min.z;

		} else if ( this.z > max.z ) {

			this.z = max.z;

		}

		return this;

	},

	clampScalar: ( function () {

		var min, max;

		return function ( minVal, maxVal ) {

			if ( min === undefined ) {

				min = new THREE.Vector3();
				max = new THREE.Vector3();

			}

			min.set( minVal, minVal, minVal );
			max.set( maxVal, maxVal, maxVal );

			return this.clamp( min, max );

		};

	} )(),

	floor: function () {

		this.x = Math.floor( this.x );
		this.y = Math.floor( this.y );
		this.z = Math.floor( this.z );

		return this;

	},

	ceil: function () {

		this.x = Math.ceil( this.x );
		this.y = Math.ceil( this.y );
		this.z = Math.ceil( this.z );

		return this;

	},

	round: function () {

		this.x = Math.round( this.x );
		this.y = Math.round( this.y );
		this.z = Math.round( this.z );

		return this;

	},

	roundToZero: function () {

		this.x = ( this.x < 0 ) ? Math.ceil( this.x ) : Math.floor( this.x );
		this.y = ( this.y < 0 ) ? Math.ceil( this.y ) : Math.floor( this.y );
		this.z = ( this.z < 0 ) ? Math.ceil( this.z ) : Math.floor( this.z );

		return this;

	},

	negate: function () {

		this.x = - this.x;
		this.y = - this.y;
		this.z = - this.z;

		return this;

	},

	dot: function ( v ) {

		return this.x * v.x + this.y * v.y + this.z * v.z;

	},

	lengthSq: function () {

		return this.x * this.x + this.y * this.y + this.z * this.z;

	},

	length: function () {

		return Math.sqrt( this.x * this.x + this.y * this.y + this.z * this.z );

	},

	lengthManhattan: function () {

		return Math.abs( this.x ) + Math.abs( this.y ) + Math.abs( this.z );

	},

	normalize: function () {

		return this.divideScalar( this.length() );

	},

	setLength: function ( l ) {

		var oldLength = this.length();

		if ( oldLength !== 0 && l !== oldLength  ) {

			this.multiplyScalar( l / oldLength );
		}

		return this;

	},

	lerp: function ( v, alpha ) {

		this.x += ( v.x - this.x ) * alpha;
		this.y += ( v.y - this.y ) * alpha;
		this.z += ( v.z - this.z ) * alpha;

		return this;

	},

	cross: function ( v, w ) {

		if ( w !== undefined ) {

			console.warn( 'THREE.Vector3: .cross() now only accepts one argument. Use .crossVectors( a, b ) instead.' );
			return this.crossVectors( v, w );

		}

		var x = this.x, y = this.y, z = this.z;

		this.x = y * v.z - z * v.y;
		this.y = z * v.x - x * v.z;
		this.z = x * v.y - y * v.x;

		return this;

	},

	crossVectors: function ( a, b ) {

		var ax = a.x, ay = a.y, az = a.z;
		var bx = b.x, by = b.y, bz = b.z;

		this.x = ay * bz - az * by;
		this.y = az * bx - ax * bz;
		this.z = ax * by - ay * bx;

		return this;

	},

	projectOnVector: function () {

		var v1, dot;

		return function ( vector ) {

			if ( v1 === undefined ) v1 = new THREE.Vector3();

			v1.copy( vector ).normalize();

			dot = this.dot( v1 );

			return this.copy( v1 ).multiplyScalar( dot );

		};

	}(),

	projectOnPlane: function () {

		var v1;

		return function ( planeNormal ) {

			if ( v1 === undefined ) v1 = new THREE.Vector3();

			v1.copy( this ).projectOnVector( planeNormal );

			return this.sub( v1 );

		}

	}(),

	reflect: function () {

		// reflect incident vector off plane orthogonal to normal
		// normal is assumed to have unit length

		var v1;

		return function ( normal ) {

			if ( v1 === undefined ) v1 = new THREE.Vector3();

			return this.sub( v1.copy( normal ).multiplyScalar( 2 * this.dot( normal ) ) );

		}

	}(),

	angleTo: function ( v ) {

		var theta = this.dot( v ) / ( this.length() * v.length() );

		// clamp, to handle numerical problems

		return Math.acos( THREE.Math.clamp( theta, - 1, 1 ) );

	},

	distanceTo: function ( v ) {

		return Math.sqrt( this.distanceToSquared( v ) );

	},

	distanceToSquared: function ( v ) {

		var dx = this.x - v.x;
		var dy = this.y - v.y;
		var dz = this.z - v.z;

		return dx * dx + dy * dy + dz * dz;

	},

	setEulerFromRotationMatrix: function ( m, order ) {

		console.error( 'THREE.Vector3: .setEulerFromRotationMatrix() has been removed. Use Euler.setFromRotationMatrix() instead.' );

	},

	setEulerFromQuaternion: function ( q, order ) {

		console.error( 'THREE.Vector3: .setEulerFromQuaternion() has been removed. Use Euler.setFromQuaternion() instead.' );

	},

	getPositionFromMatrix: function ( m ) {

		console.warn( 'THREE.Vector3: .getPositionFromMatrix() has been renamed to .setFromMatrixPosition().' );

		return this.setFromMatrixPosition( m );

	},

	getScaleFromMatrix: function ( m ) {

		console.warn( 'THREE.Vector3: .getScaleFromMatrix() has been renamed to .setFromMatrixScale().' );

		return this.setFromMatrixScale( m );
	},

	getColumnFromMatrix: function ( index, matrix ) {

		console.warn( 'THREE.Vector3: .getColumnFromMatrix() has been renamed to .setFromMatrixColumn().' );

		return this.setFromMatrixColumn( index, matrix );

	},

	setFromMatrixPosition: function ( m ) {

		this.x = m.elements[ 12 ];
		this.y = m.elements[ 13 ];
		this.z = m.elements[ 14 ];

		return this;

	},

	setFromMatrixScale: function ( m ) {

		var sx = this.set( m.elements[ 0 ], m.elements[ 1 ], m.elements[  2 ] ).length();
		var sy = this.set( m.elements[ 4 ], m.elements[ 5 ], m.elements[  6 ] ).length();
		var sz = this.set( m.elements[ 8 ], m.elements[ 9 ], m.elements[ 10 ] ).length();

		this.x = sx;
		this.y = sy;
		this.z = sz;

		return this;
	},

	setFromMatrixColumn: function ( index, matrix ) {

		var offset = index * 4;

		var me = matrix.elements;

		this.x = me[ offset ];
		this.y = me[ offset + 1 ];
		this.z = me[ offset + 2 ];

		return this;

	},

	equals: function ( v ) {

		return ( ( v.x === this.x ) && ( v.y === this.y ) && ( v.z === this.z ) );

	},

	fromArray: function ( array, offset ) {

		if ( offset === undefined ) offset = 0;

		this.x = array[ offset ];
		this.y = array[ offset + 1 ];
		this.z = array[ offset + 2 ];

		return this;

	},

	toArray: function ( array, offset ) {

		if ( array === undefined ) array = [];
		if ( offset === undefined ) offset = 0;

		array[ offset ] = this.x;
		array[ offset + 1 ] = this.y;
		array[ offset + 2 ] = this.z;

		return array;

	},

	fromAttribute: function ( attribute, index, offset ) {

	    if ( offset === undefined ) offset = 0;

	    index = index * attribute.itemSize + offset;

	    this.x = attribute.array[ index ];
	    this.y = attribute.array[ index + 1 ];
	    this.z = attribute.array[ index + 2 ];

	    return this;

	},

	clone: function () {

		return new THREE.Vector3( this.x, this.y, this.z );

	}

};
/*** END Vector3 ***/
/*** START Euler ***/
/**
 * @author mrdoob / http://mrdoob.com/
 * @author WestLangley / http://github.com/WestLangley
 * @author bhouston / http://exocortex.com
 */

THREE.Euler = function ( x, y, z, order ) {

	this._x = x || 0;
	this._y = y || 0;
	this._z = z || 0;
	this._order = order || THREE.Euler.DefaultOrder;

};

THREE.Euler.RotationOrders = [ 'XYZ', 'YZX', 'ZXY', 'XZY', 'YXZ', 'ZYX' ];

THREE.Euler.DefaultOrder = 'XYZ';

THREE.Euler.prototype = {

	constructor: THREE.Euler,

	_x: 0, _y: 0, _z: 0, _order: THREE.Euler.DefaultOrder,

	get x () {

		return this._x;

	},

	set x ( value ) {

		this._x = value;
		this.onChangeCallback();

	},

	get y () {

		return this._y;

	},

	set y ( value ) {

		this._y = value;
		this.onChangeCallback();

	},

	get z () {

		return this._z;

	},

	set z ( value ) {

		this._z = value;
		this.onChangeCallback();

	},

	get order () {

		return this._order;

	},

	set order ( value ) {

		this._order = value;
		this.onChangeCallback();

	},

	set: function ( x, y, z, order ) {

		this._x = x;
		this._y = y;
		this._z = z;
		this._order = order || this._order;

		this.onChangeCallback();

		return this;

	},

	copy: function ( euler ) {

		this._x = euler._x;
		this._y = euler._y;
		this._z = euler._z;
		this._order = euler._order;

		this.onChangeCallback();

		return this;

	},

	setFromRotationMatrix: function ( m, order, update ) {

		var clamp = THREE.Math.clamp;

		// assumes the upper 3x3 of m is a pure rotation matrix (i.e, unscaled)

		var te = m.elements;
		var m11 = te[ 0 ], m12 = te[ 4 ], m13 = te[ 8 ];
		var m21 = te[ 1 ], m22 = te[ 5 ], m23 = te[ 9 ];
		var m31 = te[ 2 ], m32 = te[ 6 ], m33 = te[ 10 ];

		order = order || this._order;

		if ( order === 'XYZ' ) {

			this._y = Math.asin( clamp( m13, - 1, 1 ) );

			if ( Math.abs( m13 ) < 0.99999 ) {

				this._x = Math.atan2( - m23, m33 );
				this._z = Math.atan2( - m12, m11 );

			} else {

				this._x = Math.atan2( m32, m22 );
				this._z = 0;

			}

		} else if ( order === 'YXZ' ) {

			this._x = Math.asin( - clamp( m23, - 1, 1 ) );

			if ( Math.abs( m23 ) < 0.99999 ) {

				this._y = Math.atan2( m13, m33 );
				this._z = Math.atan2( m21, m22 );

			} else {

				this._y = Math.atan2( - m31, m11 );
				this._z = 0;

			}

		} else if ( order === 'ZXY' ) {

			this._x = Math.asin( clamp( m32, - 1, 1 ) );

			if ( Math.abs( m32 ) < 0.99999 ) {

				this._y = Math.atan2( - m31, m33 );
				this._z = Math.atan2( - m12, m22 );

			} else {

				this._y = 0;
				this._z = Math.atan2( m21, m11 );

			}

		} else if ( order === 'ZYX' ) {

			this._y = Math.asin( - clamp( m31, - 1, 1 ) );

			if ( Math.abs( m31 ) < 0.99999 ) {

				this._x = Math.atan2( m32, m33 );
				this._z = Math.atan2( m21, m11 );

			} else {

				this._x = 0;
				this._z = Math.atan2( - m12, m22 );

			}

		} else if ( order === 'YZX' ) {

			this._z = Math.asin( clamp( m21, - 1, 1 ) );

			if ( Math.abs( m21 ) < 0.99999 ) {

				this._x = Math.atan2( - m23, m22 );
				this._y = Math.atan2( - m31, m11 );

			} else {

				this._x = 0;
				this._y = Math.atan2( m13, m33 );

			}

		} else if ( order === 'XZY' ) {

			this._z = Math.asin( - clamp( m12, - 1, 1 ) );

			if ( Math.abs( m12 ) < 0.99999 ) {

				this._x = Math.atan2( m32, m22 );
				this._y = Math.atan2( m13, m11 );

			} else {

				this._x = Math.atan2( - m23, m33 );
				this._y = 0;

			}

		} else {

			console.warn( 'THREE.Euler: .setFromRotationMatrix() given unsupported order: ' + order )

		}

		this._order = order;

		if ( update !== false ) this.onChangeCallback();

		return this;

	},

	setFromQuaternion: function () {

		var matrix;

		return function ( q, order, update ) {

			if ( matrix === undefined ) matrix = new THREE.Matrix4();
			matrix.makeRotationFromQuaternion( q );
			this.setFromRotationMatrix( matrix, order, update );

			return this;

		};

	}(),

	setFromVector3: function ( v, order ) {

		return this.set( v.x, v.y, v.z, order || this._order );

	},

	reorder: function () {

		// WARNING: this discards revolution information -bhouston

		var q = new THREE.Quaternion();

		return function ( newOrder ) {

			q.setFromEuler( this );
			this.setFromQuaternion( q, newOrder );

		};

	}(),

	equals: function ( euler ) {

		return ( euler._x === this._x ) && ( euler._y === this._y ) && ( euler._z === this._z ) && ( euler._order === this._order );

	},

	fromArray: function ( array ) {

		this._x = array[ 0 ];
		this._y = array[ 1 ];
		this._z = array[ 2 ];
		if ( array[ 3 ] !== undefined ) this._order = array[ 3 ];

		this.onChangeCallback();

		return this;

	},

	toArray: function () {

		return [ this._x, this._y, this._z, this._order ];

	},

	toVector3: function ( optionalResult ) {

		if ( optionalResult ) {

			return optionalResult.set( this._x, this._y, this._z );

		} else {

			return new THREE.Vector3( this._x, this._y, this._z );

		}

	},

	onChange: function ( callback ) {

		this.onChangeCallback = callback;

		return this;

	},

	onChangeCallback: function () {},

	clone: function () {

		return new THREE.Euler( this._x, this._y, this._z, this._order );

	}

};
/*** END Euler ***/
/*** START Math ***/
/**
 * @author alteredq / http://alteredqualia.com/
 * @author mrdoob / http://mrdoob.com/
 */

THREE.Math = {

	generateUUID: function () {

		// http://www.broofa.com/Tools/Math.uuid.htm

		var chars = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz'.split( '' );
		var uuid = new Array( 36 );
		var rnd = 0, r;

		return function () {

			for ( var i = 0; i < 36; i ++ ) {

				if ( i == 8 || i == 13 || i == 18 || i == 23 ) {

					uuid[ i ] = '-';

				} else if ( i == 14 ) {

					uuid[ i ] = '4';

				} else {

					if ( rnd <= 0x02 ) rnd = 0x2000000 + ( Math.random() * 0x1000000 ) | 0;
					r = rnd & 0xf;
					rnd = rnd >> 4;
					uuid[ i ] = chars[ ( i == 19 ) ? ( r & 0x3 ) | 0x8 : r ];

				}
			}

			return uuid.join( '' );

		};

	}(),

	// Clamp value to range <a, b>

	clamp: function ( x, a, b ) {

		return ( x < a ) ? a : ( ( x > b ) ? b : x );

	},

	// Clamp value to range <a, inf)

	clampBottom: function ( x, a ) {

		return x < a ? a : x;

	},

	// Linear mapping from range <a1, a2> to range <b1, b2>

	mapLinear: function ( x, a1, a2, b1, b2 ) {

		return b1 + ( x - a1 ) * ( b2 - b1 ) / ( a2 - a1 );

	},

	// http://en.wikipedia.org/wiki/Smoothstep

	smoothstep: function ( x, min, max ) {

		if ( x <= min ) return 0;
		if ( x >= max ) return 1;

		x = ( x - min ) / ( max - min );

		return x * x * ( 3 - 2 * x );

	},

	smootherstep: function ( x, min, max ) {

		if ( x <= min ) return 0;
		if ( x >= max ) return 1;

		x = ( x - min ) / ( max - min );

		return x * x * x * ( x * ( x * 6 - 15 ) + 10 );

	},

	// Random float from <0, 1> with 16 bits of randomness
	// (standard Math.random() creates repetitive patterns when applied over larger space)

	random16: function () {

		return ( 65280 * Math.random() + 255 * Math.random() ) / 65535;

	},

	// Random integer from <low, high> interval

	randInt: function ( low, high ) {

		return Math.floor( this.randFloat( low, high ) );

	},

	// Random float from <low, high> interval

	randFloat: function ( low, high ) {

		return low + Math.random() * ( high - low );

	},

	// Random float from <-range/2, range/2> interval

	randFloatSpread: function ( range ) {

		return range * ( 0.5 - Math.random() );

	},

	degToRad: function () {

		var degreeToRadiansFactor = Math.PI / 180;

		return function ( degrees ) {

			return degrees * degreeToRadiansFactor;

		};

	}(),

	radToDeg: function () {

		var radianToDegreesFactor = 180 / Math.PI;

		return function ( radians ) {

			return radians * radianToDegreesFactor;

		};

	}(),

	isPowerOfTwo: function ( value ) {

		return ( value & ( value - 1 ) ) === 0 && value !== 0;

	},

	nextPowerOfTwo: function ( value ) {

		value --;
		value |= value >> 1;
		value |= value >> 2;
		value |= value >> 4;
		value |= value >> 8;
		value |= value >> 16;
		value ++;

		return value;
	}

};

/*** END Math ***/

}

module.exports = THREE;

},{}],10:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var THREE = _dereq_('./three-math.js');
var Util = _dereq_('./util.js');

var ROTATE_SPEED = 0.5;
/**
 * Provides a quaternion responsible for pre-panning the scene before further
 * transformations due to device sensors.
 */
function TouchPanner() {
  window.addEventListener('touchstart', this.onTouchStart_.bind(this));
  window.addEventListener('touchmove', this.onTouchMove_.bind(this));
  window.addEventListener('touchend', this.onTouchEnd_.bind(this));

  this.isTouching = false;
  this.rotateStart = new THREE.Vector2();
  this.rotateEnd = new THREE.Vector2();
  this.rotateDelta = new THREE.Vector2();

  this.theta = 0;
  this.orientation = new THREE.Quaternion();
}

TouchPanner.prototype.getOrientation = function() {
  this.orientation.setFromEuler(new THREE.Euler(0, 0, this.theta));
  return this.orientation;
};

TouchPanner.prototype.resetSensor = function() {
  this.theta = 0;
};

TouchPanner.prototype.onTouchStart_ = function(e) {
  // Only respond if there is exactly one touch.
  if (e.touches.length != 1) {
    return;
  }
  this.rotateStart.set(e.touches[0].pageX, e.touches[0].pageY);
  this.isTouching = true;
};

TouchPanner.prototype.onTouchMove_ = function(e) {
  if (!this.isTouching) {
    return;
  }
  this.rotateEnd.set(e.touches[0].pageX, e.touches[0].pageY);
  this.rotateDelta.subVectors(this.rotateEnd, this.rotateStart);
  this.rotateStart.copy(this.rotateEnd);

  // On iOS, direction is inverted.
  if (Util.isIOS()) {
    this.rotateDelta.x *= -1;
  }

  var element = document.body;
  this.theta += 2 * Math.PI * this.rotateDelta.x / element.clientWidth * ROTATE_SPEED;
};

TouchPanner.prototype.onTouchEnd_ = function(e) {
  this.isTouching = false;
};

module.exports = TouchPanner;

},{"./three-math.js":9,"./util.js":11}],11:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var Util = window.Util || {};

Util.MIN_TIMESTEP = 0.001;
Util.MAX_TIMESTEP = 1;

Util.clamp = function(value, min, max) {
  return Math.min(Math.max(min, value), max);
};

Util.isIOS = function() {
  return /iPad|iPhone|iPod/.test(navigator.platform);
};

Util.isFirefoxAndroid = function() {
  return navigator.userAgent.indexOf('Firefox') !== -1 && navigator.userAgent.indexOf('Android') !== -1;
}

// Helper method to validate the time steps of sensor timestamps.
Util.isTimestampDeltaValid = function(timestampDeltaS) {
  if (isNaN(timestampDeltaS)) {
    return false;
  }
  if (timestampDeltaS <= Util.MIN_TIMESTEP) {
    return false;
  }
  if (timestampDeltaS > Util.MAX_TIMESTEP) {
    return false;
  }
  return true;
}

module.exports = Util;

},{}],12:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var CardboardHMDVRDevice = _dereq_('./cardboard-hmd-vr-device.js');
//var OrientationPositionSensorVRDevice = require('./orientation-position-sensor-vr-device.js');
var FusionPositionSensorVRDevice = _dereq_('./fusion-position-sensor-vr-device.js');
var MouseKeyboardPositionSensorVRDevice = _dereq_('./mouse-keyboard-position-sensor-vr-device.js');
// Uncomment to add positional tracking via webcam.
//var WebcamPositionSensorVRDevice = require('./webcam-position-sensor-vr-device.js');
var HMDVRDevice = _dereq_('./base.js').HMDVRDevice;
var PositionSensorVRDevice = _dereq_('./base.js').PositionSensorVRDevice;

function WebVRPolyfill() {
  this.devices = [];

  if (!this.isWebVRAvailable()) {
    this.enablePolyfill();
  }
}

WebVRPolyfill.prototype.isWebVRAvailable = function() {
  return ('getVRDevices' in navigator) || ('mozGetVRDevices' in navigator);
};


WebVRPolyfill.prototype.enablePolyfill = function() {
  // Initialize our virtual VR devices.
  if (this.isCardboardCompatible()) {
    this.devices.push(new CardboardHMDVRDevice());
  }

  // Polyfill using the right position sensor.
  if (this.isMobile()) {
    //this.devices.push(new OrientationPositionSensorVRDevice());
    this.devices.push(new FusionPositionSensorVRDevice());
  } else {
    if (!WebVRConfig.MOUSE_KEYBOARD_CONTROLS_DISABLED) {
      this.devices.push(new MouseKeyboardPositionSensorVRDevice());
    }
    // Uncomment to add positional tracking via webcam.
    //this.devices.push(new WebcamPositionSensorVRDevice());
  }

  // Provide navigator.getVRDevices.
  navigator.getVRDevices = this.getVRDevices.bind(this);

  // Provide the CardboardHMDVRDevice and PositionSensorVRDevice objects.
  window.HMDVRDevice = HMDVRDevice;
  window.PositionSensorVRDevice = PositionSensorVRDevice;
};

WebVRPolyfill.prototype.getVRDevices = function() {
  var devices = this.devices;
  return new Promise(function(resolve, reject) {
    try {
      resolve(devices);
    } catch (e) {
      reject(e);
    }
  });
};

/**
 * Determine if a device is mobile.
 */
WebVRPolyfill.prototype.isMobile = function() {
  return /Android/i.test(navigator.userAgent) ||
      /iPhone|iPad|iPod/i.test(navigator.userAgent);
};

WebVRPolyfill.prototype.isCardboardCompatible = function() {
  // For now, support all iOS and Android devices.
  // Also enable the WebVRConfig.FORCE_VR flag for debugging.
  return this.isMobile() || WebVRConfig.FORCE_ENABLE_VR;
};

module.exports = WebVRPolyfill;

},{"./base.js":1,"./cardboard-hmd-vr-device.js":2,"./fusion-position-sensor-vr-device.js":4,"./mouse-keyboard-position-sensor-vr-device.js":6}]},{},[5]);

},{}],9:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


/**
 * Sits in an embedded iframe, receiving DeviceMotion messages from a containing
 * iFrame. These messages are converted into synthetic DeviceMotion events.
 *
 * This is a workaround for https://bugs.webkit.org/show_bug.cgi?id=150072.
 */
function DeviceMotionReceiver() {
  window.addEventListener('message', this.onMessage_.bind(this), false);
}

DeviceMotionReceiver.prototype.onMessage_ = function(event) {
  var message = event.data;
  if (message.type !== 'DeviceMotion') {
    console.warn('Got unknown message of type %s from %s', message.type, message.origin);
    return;
  }

  console.log('onMessage_', event);

  // Synthesize a DeviceMotion event.
  this.synthesizeDeviceMotionEvent_(message.deviceMotionEvent);
};

DeviceMotionReceiver.prototype.synthesizeDeviceMotionEvent_ = function(eventData) {
  var type = 'devicemotion-iframe';
  var canBubble = false;
  var cancelable = false;

  var dme = document.createEvent('DeviceMotionEvent');
  dme.initDeviceMotionEvent(type, canBubble, cancelable,
      eventData.acceleration,
      eventData.accelerationIncludingGravity,
      eventData.rotationRate,
      eventData.interval);

  window.dispatchEvent(dme);
};

module.exports = DeviceMotionReceiver;

},{}],10:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


function Emitter() {
  this.initEmitter();
}

Emitter.prototype.initEmitter = function() {
  this.callbacks = {};
};

Emitter.prototype.emit = function(eventName) {
  var callbacks = this.callbacks[eventName];
  if (!callbacks) {
    console.log('No valid callback specified.');
    return;
  }
  var args = [].slice.call(arguments)
  // Eliminate the first param (the callback).
  args.shift();
  for (var i = 0; i < callbacks.length; i++) {
    callbacks[i].apply(this, args);
  }
};

Emitter.prototype.on = function(eventName, callback) {
  if (eventName in this.callbacks) {
    var cbs = this.callbacks[eventName]
    if (cbs.indexOf(callback) == -1) {
      cbs.push(callback);
    }
  } else {
    this.callbacks[eventName] = [callback];
  }
};

Emitter.prototype.removeListener = function(eventName, callback) {
  if (!(eventName in this.callbacks)) {
    return;
  }
  var cbs = this.callbacks[eventName];
  var ind = cbs.indexOf(callback);
  if (ind == -1) {
    console.warn('No matching callback found');
    return;
  }
  cbs.splice(ind, 1);
};

module.exports = Emitter;

},{}],11:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var Eyes = {
  LEFT: 0,
  RIGHT: 1
};

module.exports = Eyes;

},{}],12:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/**
 * Shows a 2D loading indicator while various pieces of EmbedVR load.
 */
function LoadingIndicator() {
  this.el = this.build_();
  document.body.appendChild(this.el);
  this.show();
}

LoadingIndicator.prototype.build_ = function() {
  var overlay = document.createElement('div');
  var s = overlay.style;
  s.position = 'fixed';
  s.top = 0;
  s.left = 0;
  s.width = '100%';
  s.height = '100%';
  s.background = '#000';

  return overlay;
};

LoadingIndicator.prototype.hide = function() {
  this.el.style.display = 'none';
};

LoadingIndicator.prototype.show = function() {
  this.el.style.display = 'block';
};

module.exports = LoadingIndicator;

},{}],13:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

// Disable distortion provided by the boilerplate because we are doing
// vertex-based distortion.
WebVRConfig = window.WebVRConfig || {}
WebVRConfig.PREVENT_DISTORTION = true;

// Initialize the loading indicator as quickly as possible to give the user
// immediate feedback.
var LoadingIndicator = _dereq_('./loading-indicator');
var loadIndicator = new LoadingIndicator();

// Include relevant polyfills.
_dereq_('../node_modules/webvr-polyfill/build/webvr-polyfill');
var ES6Promise = _dereq_('../node_modules/es6-promise/dist/es6-promise.min');
// Polyfill ES6 promises for IE.
ES6Promise.polyfill();

var PhotosphereRenderer = _dereq_('./photosphere-renderer');
var SceneLoader = _dereq_('./scene-loader');
var Stats = _dereq_('../node_modules/stats-js/build/stats.min');
var Util = _dereq_('./util');

// Include the DeviceMotionReceiver for the iOS cross domain iframe workaround.
// This is a workaround for https://bugs.webkit.org/show_bug.cgi?id=150072.
var DeviceMotionReceiver = _dereq_('./device-motion-receiver');
var dmr = new DeviceMotionReceiver();

var PlayerCommandReceiver = _dereq_('./player-command-receiver');
var PlayerEventDispatcher = _dereq_('./player-event-dispatcher');

window.addEventListener('load', init);

var stats = new Stats();

var loader = new SceneLoader();
loader.on('error', onSceneError);
loader.on('load', onSceneLoad);

var renderer = new PhotosphereRenderer();
renderer.on('error', onRenderError);

var videoElement = null;
// TODO: Make this not global.
// Currently global in order to allow callbacks.
var loadedScene = null;

function init() {
  if (!Util.isWebGLEnabled()) {
    showError('WebGL not supported.');
    return;
  }

  // Load the scene.
  loader.loadScene();

  if (Util.getQueryParameter('debug')) {
    showStats();
  }
}

function loadImage(src, params) {
  renderer.on('load', onRenderLoad);
  renderer.setPhotosphere(src, params);
}

function onSceneLoad(scene) {
  if (!scene || !scene.isComplete()) {
    showError('Scene failed to load');
    return;
  }

  loadedScene = scene;

  dispatchEvent('loading');

  var params = {
    isStereo: scene.isStereo,
  }
  renderer.setDefaultLookDirection(scene.yaw || 0);

  if (scene.preview && scene.image) {
    var onPreviewLoad = function() {
      loadIndicator.hide();
      renderer.removeListener('load', onPreviewLoad);
      renderer.setPhotosphere(scene.image, params);
    }
    renderer.removeListener('load', onRenderLoad);
    renderer.on('load', onPreviewLoad);
    renderer.setPhotosphere(scene.preview, params);
  } else if (scene.video) {
    if (Util.isIOS() || Util.isIE11()) {
      // On iOS and IE 11, if an 'image' param is provided, load it instead of
      // showing an error.
      //
      // TODO(smus): Once video textures are supported, remove this fallback.
      if (scene.image) {
        loadImage(scene.image, params);
      } else {
        showError('Video is not supported on this platform (iOS or IE11).');
      }
    } else {
      if (scene.preview) {
        renderer.removeListener('load', onRenderLoad);
        renderer.on('load', onVideoPreviewLoad);
        renderer.setPhotosphere(scene.preview, params);
      }

      // Load the video element.
      videoElement = document.createElement('video');
      videoElement.src = scene.video;
      videoElement.loop = true;

      if (Util.isMobile()) {
        videoElement.muted = true;

        function unmute() {
          videoElement.muted = false;
          window.removeEventListener('touchstart', unmute);
        }

        window.addEventListener('touchstart', unmute);
      }

      if (scene.startTime) {
        videoElement.currentTime = scene.startTime;
      }

      videoElement.setAttribute('crossorigin', 'anonymous');
      videoElement.addEventListener('timeupdate', onVideoPlay);
      videoElement.addEventListener('error', onVideoError);

      function onVideoLoad() {
        dispatchEvent('canplay');

        if (!loadedScene.noAutoplay) {
          videoElement.play();
        }

        videoElement.removeEventListener('canplaythrough', onVideoLoad);
      }

      videoElement.addEventListener('canplaythrough', onVideoLoad);

      new PlayerCommandReceiver(videoElement, renderer);
      new PlayerEventDispatcher(videoElement, dispatchEvent);
    }
  } else if (scene.image) {
    // Otherwise, just render the photosphere.
    loadImage(scene.image, params);
  }

  console.log('Loaded scene', scene);
}

function onVideoPreviewLoad() {
  loadIndicator.hide();
  renderer.removeListener('load', onVideoPreviewLoad);

  if (loadedScene.noAutoplay) {
    dispatchEvent('ready');
  }
}

function onVideoPlay() {
  onVideoPreviewLoad();

  // Render the stereo video.
  var params = {
    isStereo: loadedScene.isStereo,
  }
  renderer.set360Video(videoElement, params);

  if (!loadedScene.noAutoplay) {
    dispatchEvent('ready');
  }

  // Hide loading indicator.
  loadIndicator.hide();

  // Prevent onVideoPlay from firing multiple times.
  videoElement.removeEventListener('timeupdate', onVideoPlay);
}

function onRenderLoad() {
  // Hide loading indicator.
  loadIndicator.hide();
}

function onSceneError(message) {
  showError('Loader: ' + message);
}

function onRenderError(message) {
  showError('Render: ' + message);
}

function onVideoError(e) {
  showError('Video load error');
  console.log(e);
}

function showError(message, opt_title) {
  // Hide loading indicator.
  loadIndicator.hide();

  var error = document.querySelector('#error');
  error.classList.add('visible');
  error.querySelector('.message').innerHTML = message;

  var title = (opt_title !== undefined ? opt_title : 'Error');
  error.querySelector('.title').innerHTML = title;
}

function dispatchEvent(event, data) {
  if (window.parent != window && loadedScene.id) {
    parent.postMessage({
      type: 'VrViewEvent',
      vrViewId: loadedScene.id,
      event: event,
      eventData: data
    }, '*');
  }
}

function hideError() {
  var error = document.querySelector('#error');
  error.classList.remove('visible');
}

function showStats() {
  stats.setMode(0); // 0: fps, 1: ms

  // Align bottom-left.
  stats.domElement.style.position = 'absolute';
  stats.domElement.style.left = '0px';
  stats.domElement.style.bottom = '0px';
  document.body.appendChild(stats.domElement);
}

function loop(time) {
  stats.begin();
  renderer.render(time);
  stats.end();
  requestAnimationFrame(loop);
}
requestAnimationFrame(loop);

},{"../node_modules/es6-promise/dist/es6-promise.min":2,"../node_modules/stats-js/build/stats.min":3,"../node_modules/webvr-polyfill/build/webvr-polyfill":8,"./device-motion-receiver":9,"./loading-indicator":12,"./photosphere-renderer":14,"./player-command-receiver":15,"./player-event-dispatcher":16,"./scene-loader":18,"./util":19}],14:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

var Emitter = _dereq_('./emitter');
var Eyes = _dereq_('./eyes');
var THREE = _dereq_('../node_modules/three/three');
THREE.VRControls = _dereq_('../node_modules/three/examples/js/controls/VRControls');
THREE.VREffect = _dereq_('../node_modules/three/examples/js/effects/VREffect');
var Util = _dereq_('./util');
var VertexDistorter = _dereq_('./vertex-distorter');
_dereq_('../node_modules/webvr-boilerplate/build/webvr-manager');

function PhotosphereRenderer() {
  this.init();
}
PhotosphereRenderer.prototype = new Emitter();

PhotosphereRenderer.prototype.init = function() {
  var container = document.querySelector('body');
  var camera = new THREE.PerspectiveCamera(80, window.innerWidth / window.innerHeight, 0.1, 100);
  var cameraDummy = new THREE.Object3D();
  cameraDummy.add(camera);

  // Antialiasing temporarily disabled to improve performance.
  var renderer = new THREE.WebGLRenderer({antialias: false});
  renderer.setClearColor(0x000000, 0);
  renderer.setSize(window.innerWidth, window.innerHeight);

  // Round down fractional DPR values for better performance.
  renderer.setPixelRatio(Math.max(1, Math.floor(window.devicePixelRatio)));
  container.appendChild(renderer.domElement);

  var controls = new THREE.VRControls(camera);
  var effect = new THREE.VREffect(renderer);
  effect.setSize(window.innerWidth, window.innerHeight);

  this.camera = camera;
  this.renderer = renderer;
  this.effect = effect;
  this.controls = controls;
  this.manager = new WebVRManager(renderer, effect, {isUndistorted: true});

  this.initScenes_();

  // The vertex distorter.
  this.distorter = new VertexDistorter(this.manager.getDeviceInfo());

  this.manager.on('modechange', this.onModeChange_.bind(this));
  this.manager.on('viewerchange', this.onViewerChange_.bind(this));

  // Watch the resize event.
  window.addEventListener('resize', this.onResize_.bind(this));

  var that = this;
  navigator.getVRDevices().then(function(devices) {
    devices.forEach(function(device) {
      if (device instanceof HMDVRDevice) {
        that.hmd = device;
      }
    });
  });
};

PhotosphereRenderer.prototype.render = function(timestamp) {
  this.controls.update();
  this.manager.render(this.scenes, this.camera, timestamp);
};

PhotosphereRenderer.prototype.setDefaultLookDirection = function(phi) {
  // Rotate the camera parent to take into account the scene's rotation.
  this.camera.parent.rotation.y = phi;
};

PhotosphereRenderer.prototype.enterVRMode = function() {
  this.manager.onVRClick_();
};

/**
 * Sets the photosphere based on the image in the source. Supports stereo and
 * mono photospheres.
 *
 * Emits 'load' and 'error' events.
 */
PhotosphereRenderer.prototype.setPhotosphere = function(src, opt_params) {
  var params = opt_params || {};

  this.isStereo = !!params.isStereo;
  this.src = src;

  // Load texture.
  var loader = new THREE.TextureLoader();
  loader.crossOrigin = 'anonymous';
  loader.load(src, this.onTextureLoaded_.bind(this), null,
              this.onTextureError_.bind(this));
};

PhotosphereRenderer.prototype.set360Video = function(videoElement, opt_params) {
  var params = opt_params || {};

  this.isStereo = !!params.isStereo;

  // Load the video texture.
  var videoTexture = new THREE.VideoTexture(videoElement);
  videoTexture.minFilter = THREE.LinearFilter;
  videoTexture.magFilter = THREE.LinearFilter;
  videoTexture.format = THREE.RGBFormat;
  videoTexture.generateMipmaps = false;
  videoTexture.needsUpdate = true;

  this.onTextureLoaded_(videoTexture);
};

PhotosphereRenderer.prototype.initScenes_ = function() {
  this.sceneLeft = this.createScene_();
  this.sceneRight = this.createScene_();
  this.sceneLeft.add(this.camera.parent);

  this.scenes = [this.sceneLeft, this.sceneRight];
  this.eyes = [Eyes.LEFT, Eyes.RIGHT];
};

PhotosphereRenderer.prototype.onTextureLoaded_ = function(texture) {
  var sphereLeft;
  var sphereRight;
  if (this.isStereo) {
    sphereLeft = this.createPhotosphere_(texture, {offsetY: 0.5, scaleY: 0.5});
    sphereRight = this.createPhotosphere_(texture, {offsetY: 0, scaleY: 0.5});
  } else {
    sphereLeft = this.createPhotosphere_(texture);
    sphereRight = this.createPhotosphere_(texture);
  }

  this.sceneLeft.getObjectByName('photo').children = [sphereLeft];
  this.sceneRight.getObjectByName('photo').children = [sphereRight];

  this.emit('load');
};

PhotosphereRenderer.prototype.onTextureError_ = function(error) {
  this.emit('error', 'Unable to load texture from ' + this.src);
};


PhotosphereRenderer.prototype.createPhotosphere_ = function(texture, opt_params) {
  var p = opt_params || {};
  p.scaleX = p.scaleX || 1;
  p.scaleY = p.scaleY || 1;
  p.offsetX = p.offsetX || 0;
  p.offsetY = p.offsetY || 0;
  p.phiStart = p.phiStart || 0;
  p.phiLength = p.phiLength || Math.PI * 2;
  p.thetaStart = p.thetaStart || 0;
  p.thetaLength = p.thetaLength || Math.PI;

  var geometry = new THREE.SphereGeometry(1, 48, 48,
      p.phiStart, p.phiLength, p.thetaStart, p.thetaLength);
  geometry.applyMatrix(new THREE.Matrix4().makeScale(-1, 1, 1));
  var uvs = geometry.faceVertexUvs[0];
  for (var i = 0; i < uvs.length; i ++) {
    for (var j = 0; j < 3; j ++) {
      uvs[i][j].x *= p.scaleX;
      uvs[i][j].x += p.offsetX;
      uvs[i][j].y *= p.scaleY;
      uvs[i][j].y += p.offsetY;
    }
  }

  var material = new THREE.MeshBasicMaterial({ map: texture });
  this.distorter.setMap(texture);
  var out = new THREE.Mesh(geometry, material);
  out.renderOrder = -1;
  return out;
};

PhotosphereRenderer.prototype.createScene_ = function(opt_params) {
  var scene = new THREE.Scene();
  // Add a light.
  scene.add(new THREE.PointLight(0xFFFFFF));

  // Add a group for the photosphere.
  var photoGroup = new THREE.Object3D();
  photoGroup.name = 'photo';
  scene.add(photoGroup);

  return scene;
};

PhotosphereRenderer.prototype.updateMaterial_ = function(material_FOO) {
  for (var i = 0; i < this.scenes.length; i++) {
    var eye = this.eyes[i];
    var material = this.distorter.getShaderMaterial(eye);
    var scene = this.scenes[i];
    var children = scene.getObjectByName('photo').children;
    for (var j = 0; j < children.length; j++) {
      var child = children[j];
      child.material = material;
      child.material.needsUpdate = true;
    }
  }
};

PhotosphereRenderer.prototype.updateRenderRect_ = function() {
  if (this.hmd && this.hmd.setRenderRect) {
    var deviceInfo = this.manager.getDeviceInfo();
    var leftRect = deviceInfo.getUndistortedViewportLeftEye();
    var dpr = window.devicePixelRatio;
    leftRect.x /= dpr;
    leftRect.y /= dpr;
    leftRect.width /= dpr;
    leftRect.height /= dpr;

    var rightRect = Util.clone(leftRect);
    rightRect.x = (window.innerWidth - leftRect.x) - leftRect.width;

    this.hmd.setRenderRect(leftRect, rightRect);
  }
};

PhotosphereRenderer.prototype.onModeChange_ = function(newMode, oldMode) {
  console.log('onModeChange_', newMode);

  var coefficients;
  if (newMode == WebVRManager.Modes.VR) {
    // Entering VR mode.
    this.distorter.setEnabled(true);
    this.updateMaterial_();
  } else if (oldMode == WebVRManager.Modes.VR) {
    // Leaving VR mode.
    this.distorter.setEnabled(false);
    this.updateMaterial_();
  }

  if (window.analytics) {
    analytics.logModeChanged(newMode);
  }
};

PhotosphereRenderer.prototype.onViewerChange_ = function(newViewer) {
  console.log('onViewerChange_', newViewer);

  // Reset the photosphere with new coefficients.
  this.updateMaterial_();
  this.updateRenderRect_();
};

PhotosphereRenderer.prototype.onResize_ = function() {
  this.updateRenderRect_();
};

module.exports = PhotosphereRenderer;

},{"../node_modules/three/examples/js/controls/VRControls":4,"../node_modules/three/examples/js/effects/VREffect":5,"../node_modules/three/three":6,"../node_modules/webvr-boilerplate/build/webvr-manager":7,"./emitter":10,"./eyes":11,"./util":19,"./vertex-distorter":20}],15:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


/**
 * Sits in an embedded iframe, receiving messages to control playback
 * and volume.
 */
function PlayerCommandReceiver(player, renderer) {
  this.player = player;
  this.renderer = renderer;

  window.addEventListener('message', this.onMessage_.bind(this), false);
}

PlayerCommandReceiver.prototype.onMessage_ = function(event) {
  var message = event.data;

  if (message.type !== 'PlayerCommand') {
    return;
  }

  if (message.command === 'volume') {
    this.player.volume = message.value;
  }
  else if (message.command === 'play') {
    this.player.play();
  }
  else if (message.command === 'pause') {
    this.player.pause();
  }
  else if (message.command === 'enterVRMode') {
    this.renderer.enterVRMode();
  }
  else {
    console.warn('Unknown player command "%s"', message.command);
  }
};

module.exports = PlayerCommandReceiver;

},{}],16:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


/**
 * Sends messages to parent frame for media element events.
 */
function PlayerEventDispatcher(player, dispatch) {
  this.player = player;
  this.dispatch = dispatch;

  setupEvent('play');
  setupEvent('timeupdate');
  setupEvent('pause');
  setupEvent('ended');

  function setupEvent(name) {
    player.addEventListener(name, function() {
      dispatch(name, {
        currentTime: player.currentTime,
        currentSrc: player.currentSrc,
        duration: player.duration
      });
    }, false);
  }
}

module.exports = PlayerEventDispatcher;

},{}],17:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/**
 * Contains all information about a given scene, including the photosphere asset,
 * background music.
 */
function SceneInfo(opt_params) {
  var params = opt_params || {};
  this.id = params.id;
  this.title = params.title;
  this.image = params.image;
  this.preview = params.preview;
  this.isStereo = !!params.isStereo;
  this.audio = params.audio;
  this.video = params.video;
  this.yaw = params.yaw || 0;
  this.startTime = params.startTime || 0;
  this.isYawOnly = params.isYawOnly;
  this.noAutoplay = !!params.noAutoplay;
}

SceneInfo.prototype.isComplete = function() {
  return !!this.image || !!this.video;
};

SceneInfo.prototype.toObject = function() {
  return {
    id: this.id || null,
    title: this.title || null,
    image: this.image,
    preview: this.preview,
    isStereo: this.isStereo,
    audio: this.audio,
    yaw: this.yaw || null,
    startTime: this.startTime || null,
    video: this.video || null,
    noAutoplay: this.noAutoplay || null,
  };
};

SceneInfo.prototype.isImageDataURI = function() {
  return this.image.indexOf('data:') == 0;
};


module.exports = SceneInfo;

},{}],18:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
var Emitter = _dereq_('./emitter');
var SceneInfo = _dereq_('./scene-info');

var Query = {
  JSON_URL: 'url',
  ID: 'id',
  VIDEO_URL: 'video',
  OBJECT_URL: 'object',
  IMAGE_URL: 'image',
  PREVIEW_URL: 'preview',
  IS_STEREO: 'is_stereo',
  AUDIO_URL: 'audio',
  START_YAW: 'start_yaw',
  START_TIME: 'start_time',
  IS_YAW_ONLY: 'is_yaw_only',
  NO_AUTOPLAY: 'no_autoplay',
};

function SceneLoader() {
}
SceneLoader.prototype = new Emitter();

/**
 * Loads a scene from a JSON file.
 */
SceneLoader.prototype.loadFromJson_ = function(url, callback) {
  // XHR to fetch the JSON.
  var xhr = new XMLHttpRequest();
  xhr.open('GET', url);
  var that = this;
  xhr.onload = function(e) {
    try {
      var jsonObj = JSON.parse(this.response);
    } catch (e) {
      that.emit('error', 'Invalid JSON at ' + url + '.');
      return;
    }
    var labelObjects = {};
    var labels = jsonObj.labels || [];
    // Go through the labels in the data and objectify them.
    for (var i = 0; i < labels.length; i++) {
      var label = new Label(labels[i]);
      labelObjects[label.id] = label;
    }
    jsonObj.labels = labelObjects;
    var scene = new SceneInfo(jsonObj);
    that.emit('load', scene);
  };
  xhr.send();
};

/**
 * Parse out GET parameters from the URL string and load the scene.
 */
SceneLoader.prototype.loadFromGetParams_ = function() {
  var params = {
    id: Util.getQueryParameter(Query.ID),
    image: Util.getQueryParameter(Query.IMAGE_URL),
    video: Util.getQueryParameter(Query.VIDEO_URL),
    object: Util.getQueryParameter(Query.OBJECT_URL),
    preview: Util.getQueryParameter(Query.PREVIEW_URL),
    isStereo: this.parseBoolean_(Util.getQueryParameter(Query.IS_STEREO)),
    audio: Util.getQueryParameter(Query.AUDIO_URL),
    isYawOnly: this.parseBoolean_(Util.getQueryParameter(Query.IS_YAW_ONLY)),
    yaw: THREE.Math.degToRad(Util.getQueryParameter(Query.START_YAW)),
    startTime: parseFloat(Util.getQueryParameter(Query.START_TIME)),
    noAutoplay: this.parseBoolean_(Util.getQueryParameter(Query.NO_AUTOPLAY)),
  };

  var count = 0;
  count += (params[Query.IMAGE_URL] ? 1 : 0);
  count += (params[Query.VIDEO_URL] ? 1 : 0);
  count += (params[Query.OBJECT_URL] ? 1 : 0);
  // Validate this.
  if (count == 0) {
    this.emit('error', 'Either "image", "video", or "object" GET parameter is required.');
    return;
  }

  var scene = new SceneInfo(params);
  this.emit('load', scene);
};

SceneLoader.prototype.parseBoolean_ = function(value) {
  if (value == 'false') {
    return false;
  }
  return !!value;
};

SceneLoader.prototype.loadScene = function(callback) {
  // If there's a url param specified, try loading from JSON.
  var url = Util.getQueryParameter('url');
  var image = Util.getQueryParameter('image');
  var video = Util.getQueryParameter('video');
  var object = Util.getQueryParameter('object');
  if (url) {
    this.loadFromJson_(url);
  } else if (image || video || object) {
    // Otherwise, try loading from URL parameters.
    this.loadFromGetParams_();
  } else {
    // If it fails, throw an exception.
    this.emit('error', 'Unable to load scene. Required parameter missing.');
  }
};

module.exports = SceneLoader;

},{"./emitter":10,"./scene-info":17}],19:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

Util = window.Util || {};

Util.isDataURI = function(src) {
  return src && src.indexOf('data:') == 0;
};

Util.generateUUID = function() {
  function s4() {
    return Math.floor((1 + Math.random()) * 0x10000)
    .toString(16)
    .substring(1);
  }
  return s4() + s4() + '-' + s4() + '-' + s4() + '-' +
    s4() + '-' + s4() + s4() + s4();
};

Util.isMobile = function() {
  var check = false;
  (function(a){if(/(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino/i.test(a)||/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i.test(a.substr(0,4)))check = true})(navigator.userAgent||navigator.vendor||window.opera);
  return check;
};

Util.isIOS = function() {
  return /(iPad|iPhone|iPod)/g.test(navigator.userAgent);
};

Util.cloneObject = function(obj) {
  var out = {};
  for (key in obj) {
    out[key] = obj[key];
  }
  return out;
};

Util.hashCode = function(s) {
  return s.split("").reduce(function(a,b){a=((a<<5)-a)+b.charCodeAt(0);return a&a},0);
};

Util.loadTrackSrc = function(context, src, callback, opt_progressCallback) {
  var request = new XMLHttpRequest();
  request.open('GET', src, true);
  request.responseType = 'arraybuffer';

  // Decode asynchronously.
  request.onload = function() {
    context.decodeAudioData(request.response, function(buffer) {
      callback(buffer);
    }, function(e) {
      console.error(e);
    });
  };
  if (opt_progressCallback) {
    request.onprogress = function(e) {
      var percent = e.loaded / e.total;
      opt_progressCallback(percent);
    };
  }
  request.send();
};

Util.isPow2 = function(n) {
  return (n & (n - 1)) == 0;
};

Util.capitalize = function(s) {
  return s.charAt(0).toUpperCase() + s.slice(1);
};

Util.isIFrame = function() {
  try {
    return window.self !== window.top;
  } catch (e) {
    return true;
  }
};

// From http://goo.gl/4WX3tg
Util.getQueryParameter = function(name) {
  name = name.replace(/[\[]/, "\\[").replace(/[\]]/, "\\]");
  var regex = new RegExp("[\\?&]" + name + "=([^&#]*)"),
      results = regex.exec(location.search);
  return results === null ? "" : decodeURIComponent(results[1].replace(/\+/g, " "));
};


// From http://stackoverflow.com/questions/11871077/proper-way-to-detect-webgl-support.
Util.isWebGLEnabled = function() {
  var canvas = document.createElement('canvas');
  try { gl = canvas.getContext("webgl"); }
  catch (x) { gl = null; }

  if (gl == null) {
    try { gl = canvas.getContext("experimental-webgl"); experimental = true; }
    catch (x) { gl = null; }
  }
  return !!gl;
};

Util.clone = function(obj) {
  return JSON.parse(JSON.stringify(obj));
};

// From http://stackoverflow.com/questions/10140604/fastest-hypotenuse-in-javascript
Util.hypot = Math.hypot || function(x, y) {
  return Math.sqrt(x*x + y*y);
};

// From http://stackoverflow.com/a/17447718/693934
Util.isIE11 = function() {
  return navigator.userAgent.match(/Trident/);
};

module.exports = Util;

},{}],20:[function(_dereq_,module,exports){
/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

THREE = _dereq_('../node_modules/three/three');
var Eyes = _dereq_('./eyes');
var Util = _dereq_('./util');

var DEFAULT_FOV = 40;
var NO_DISTORTION = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0];
/**
 * Responsible for distortion correction by pre-distorting the vertex geometry
 * so that a second shader pass is not needed. This is intended to greatly
 * optimize the rendering process.
 */
function VertexDistorter(deviceInfo) {
  this.texture = null;
  this.isEnabled = false;

  this.deviceInfo = deviceInfo;
}

VertexDistorter.prototype.setEnabled = function(isEnabled) {
  this.isEnabled = isEnabled;
}

/**
 * Sets the texture that is used to render this photosphere.
 */
VertexDistorter.prototype.setMap = function(texture) {
  this.texture = texture;
};

VertexDistorter.prototype.getVertexShader_ = function() {
  return [
		'#ifdef GL_ES',
		'precision highp float;',
		'#endif',

    'varying vec2 vUV;',

    this.getDistortionInclude_(),

    'void main() {',
      // Pass through texture coordinates to the fragment shader.
      'vUV = uv;',

      // Here, we want to ensure that we are using an undistorted projection
      // matrix. By setting isUndistorted: true in the WebVRManager, we
      // guarantee this.
      'vec4 pos = projectionMatrix * modelViewMatrix * vec4(position, 1.0);',

      'gl_Position = Distort(pos);',
    '}'
  ].join('\n');
};

VertexDistorter.prototype.getNoopVertexShader_ = function() {
  return [
		'#ifdef GL_ES',
		'precision highp float;',
		'#endif',

    'varying vec2 vUV;',

    'void main() {',
      'gl_Position = projectionMatrix * modelViewMatrix * vec4(position, 1.0);',
      'vUV = uv;',
    '}'
  ].join('\n');
};

VertexDistorter.prototype.getFragmentShader_ = function() {
  return [
		'#ifdef GL_ES',
		'precision highp float;',
		'#endif',

    'varying vec2 vUV;',
    'uniform sampler2D texture;',

    'void main() {',
      'gl_FragColor = texture2D(texture, vUV);',
    '}'
  ].join('\n');
};

VertexDistorter.prototype.getNoopDistortionInclude_ = function() {
  return [
    'vec4 Distort(vec4 point) {',
      'return point;',
    '}'
  ].join('\n');
};

VertexDistorter.prototype.getDistortionInclude_ = function() {
  return [
    'uniform float uDistortionCoefficients[12];',
    'uniform float uDistortionMaxFovSquared;',
    'uniform vec2 uDistortionFovOffset;',
    'uniform vec2 uDistortionFovScale;',

    // Returns a scalar to distort a point; computed in reverse via the polynomial approximation:
    //   r' = 1 + Σ_i (uDistortionCoefficients[i] rSquared^(i+1))  i=[0..11]
    // where rSquared is the squared radius of an undistorted point in tan-angle space.
    // See {@link Distortion} for more information.
    'float DistortionFactor(float rSquared) {',
      'float ret = 0.0;',
      'rSquared = min(uDistortionMaxFovSquared, rSquared);',
      'ret = rSquared * (ret + uDistortionCoefficients[11]);',
      'ret = rSquared * (ret + uDistortionCoefficients[10]);',
      'ret = rSquared * (ret + uDistortionCoefficients[9]);',
      'ret = rSquared * (ret + uDistortionCoefficients[8]);',
      'ret = rSquared * (ret + uDistortionCoefficients[7]);',
      'ret = rSquared * (ret + uDistortionCoefficients[6]);',
      'ret = rSquared * (ret + uDistortionCoefficients[5]);',
      'ret = rSquared * (ret + uDistortionCoefficients[4]);',
      'ret = rSquared * (ret + uDistortionCoefficients[3]);',
      'ret = rSquared * (ret + uDistortionCoefficients[2]);',
      'ret = rSquared * (ret + uDistortionCoefficients[1]);',
      'ret = rSquared * (ret + uDistortionCoefficients[0]);',
      'return ret + 1.0;',
    '}',

    // Given a point in clip space, distort the point according to the coefficients stored in
    // uDistortionCoefficients and the field of view (FOV) specified in uDistortionFovOffset and
    // uDistortionFovScale.
    // Returns the distorted point in clip space, with its Z untouched.
    'vec4 Distort(vec4 point) {',
      // Put point into normalized device coordinates (NDC), [(-1, -1, -1) to (1, 1, 1)].
      'vec3 pointNdc = point.xyz / point.w;',
      // Throw away the Z coordinate and map the point to the unit square, [(0, 0) to (1, 1)].
      'vec2 pointUnitSquare = (pointNdc.xy + vec2(1.0)) / 2.0;',
      // Map the point into FOV tan-angle space.
      'vec2 pointTanAngle = pointUnitSquare * uDistortionFovScale - uDistortionFovOffset;',
      'float radiusSquared = dot(pointTanAngle, pointTanAngle);',
      'float distortionFactor = DistortionFactor(radiusSquared);',
      //'float distortionFactor = 2.0;',
      'vec2 distortedPointTanAngle = pointTanAngle * distortionFactor;',
      // Reverse the mappings above to bring the distorted point back into NDC space.
      'vec2 distortedPointUnitSquare = (distortedPointTanAngle + uDistortionFovOffset)',
          '/ uDistortionFovScale;',
      'vec3 distortedPointNdc = vec3(distortedPointUnitSquare * 2.0 - vec2(1.0), pointNdc.z);',
      // Convert the point into clip space before returning in case any operations are done after.
      'return vec4(distortedPointNdc, 1.0) * point.w;',
    '}',
  ].join('\n');
};

VertexDistorter.prototype.getDistortionMaxFovSquared_ = function() {
  var fov = this.getFov_();
  var maxFov = Util.hypot(
    Math.tan(THREE.Math.degToRad(Math.max(fov.leftDegrees, fov.rightDegrees))),
    Math.tan(THREE.Math.degToRad(Math.max(fov.downDegrees, fov.upDegrees))));
  return maxFov * maxFov;
};

VertexDistorter.prototype.getDistortionCoefficients_ = function() {
  var viewer = this.deviceInfo.viewer;
  return this.isEnabled ? viewer.inverseCoefficients : NO_DISTORTION;
};

VertexDistorter.prototype.getDistortionFovOffset_ = function(eye) {
  var fov = this.getFov_(eye);
  /*
  var sideDegrees = Math.min(fov.leftDegrees, fov.rightDegrees);
  var left = Math.tan(THREE.Math.degToRad(sideDegrees));
  */
  var left = Math.tan(THREE.Math.degToRad(fov.leftDegrees));
  var down = Math.tan(THREE.Math.degToRad(fov.downDegrees));
  return new THREE.Vector2(left, down);
};

VertexDistorter.prototype.getDistortionFovScale_ = function() {
  var fov = this.getFov_();
  var left = Math.tan(THREE.Math.degToRad(fov.leftDegrees));
  var right = Math.tan(THREE.Math.degToRad(fov.rightDegrees));
  var up = Math.tan(THREE.Math.degToRad(fov.upDegrees));
  var down = Math.tan(THREE.Math.degToRad(fov.downDegrees));
  return new THREE.Vector2(left + right, up + down);
};


VertexDistorter.prototype.getUniforms_ = function(eye) {
  return {
    texture: {
      type: 't',
      value: this.texture
    },
    uDistortionCoefficients: {
      type: 'fv1',
      value: this.getDistortionCoefficients_()
    },
    uDistortionMaxFovSquared: {
      type: 'f',
      value: this.getDistortionMaxFovSquared_()
    },
    uDistortionFovOffset: {
      type: 'v2',
      value: this.getDistortionFovOffset_(eye)
    },
    uDistortionFovScale: {
      type: 'v2',
      value: this.getDistortionFovScale_()
    }
  };
};

VertexDistorter.prototype.getShaderMaterial = function(eye) {
  var uniforms = this.getUniforms_(eye);
  return new THREE.ShaderMaterial({
    uniforms: uniforms,
    vertexShader: this.getVertexShader_(),
    fragmentShader: this.getFragmentShader_()
  });
};

VertexDistorter.prototype.getFov_ = function(opt_eye) {
  var eye = opt_eye || Eyes.LEFT;

  if (eye == Eyes.LEFT) {
    return this.deviceInfo.getFieldOfViewLeftEye(true);
  }
  if (eye == Eyes.RIGHT) {
    return this.deviceInfo.getFieldOfViewRightEye(true);
  }
  return null;
};

module.exports = VertexDistorter;

},{"../node_modules/three/three":6,"./eyes":11,"./util":19}]},{},[13]);