(function (global, factory) {
  if (typeof define === "function" && define.amd) {
    define(["exports", "three", "./Pass.js"], factory);
  } else if (typeof exports !== "undefined") {
    factory(exports, require("three"), require("./Pass.js"));
  } else {
    var mod = {
      exports: {}
    };
    factory(mod.exports, global.three, global.Pass);
    global.RenderPass = mod.exports;
  }
})(typeof globalThis !== "undefined" ? globalThis : typeof self !== "undefined" ? self : this, function (_exports, _three, _Pass2) {
  "use strict";

  Object.defineProperty(_exports, "__esModule", {
    value: true
  });
  _exports.RenderPass = void 0;

  function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

  function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

  function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); Object.defineProperty(Constructor, "prototype", { writable: false }); return Constructor; }

  function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } Object.defineProperty(subClass, "prototype", { value: Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }), writable: false }); if (superClass) _setPrototypeOf(subClass, superClass); }

  function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }

  function _createSuper(Derived) { var hasNativeReflectConstruct = _isNativeReflectConstruct(); return function _createSuperInternal() { var Super = _getPrototypeOf(Derived), result; if (hasNativeReflectConstruct) { var NewTarget = _getPrototypeOf(this).constructor; result = Reflect.construct(Super, arguments, NewTarget); } else { result = Super.apply(this, arguments); } return _possibleConstructorReturn(this, result); }; }

  function _possibleConstructorReturn(self, call) { if (call && (typeof call === "object" || typeof call === "function")) { return call; } else if (call !== void 0) { throw new TypeError("Derived constructors may only return object or undefined"); } return _assertThisInitialized(self); }

  function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }

  function _isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {})); return true; } catch (e) { return false; } }

  function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }

  var RenderPass = /*#__PURE__*/function (_Pass) {
    _inherits(RenderPass, _Pass);

    var _super = _createSuper(RenderPass);

    function RenderPass(scene, camera, overrideMaterial, clearColor, clearAlpha) {
      var _this;

      _classCallCheck(this, RenderPass);

      _this = _super.call(this);
      _this.scene = scene;
      _this.camera = camera;
      _this.overrideMaterial = overrideMaterial;
      _this.clearColor = clearColor;
      _this.clearAlpha = clearAlpha !== undefined ? clearAlpha : 0;
      _this.clear = true;
      _this.clearDepth = false;
      _this.needsSwap = false;
      _this._oldClearColor = new _three.Color();
      return _this;
    }

    _createClass(RenderPass, [{
      key: "render",
      value: function render(renderer, writeBuffer, readBuffer
      /*, deltaTime, maskActive */
      ) {
        var oldAutoClear = renderer.autoClear;
        renderer.autoClear = false;
        var oldClearAlpha, oldOverrideMaterial;

        if (this.overrideMaterial !== undefined) {
          oldOverrideMaterial = this.scene.overrideMaterial;
          this.scene.overrideMaterial = this.overrideMaterial;
        }

        if (this.clearColor) {
          renderer.getClearColor(this._oldClearColor);
          oldClearAlpha = renderer.getClearAlpha();
          renderer.setClearColor(this.clearColor, this.clearAlpha);
        }

        if (this.clearDepth) {
          renderer.clearDepth();
        }

        renderer.setRenderTarget(this.renderToScreen ? null : readBuffer); // TODO: Avoid using autoClear properties, see https://github.com/mrdoob/three.js/pull/15571#issuecomment-465669600

        if (this.clear) renderer.clear(renderer.autoClearColor, renderer.autoClearDepth, renderer.autoClearStencil);
        renderer.render(this.scene, this.camera);

        if (this.clearColor) {
          renderer.setClearColor(this._oldClearColor, oldClearAlpha);
        }

        if (this.overrideMaterial !== undefined) {
          this.scene.overrideMaterial = oldOverrideMaterial;
        }

        renderer.autoClear = oldAutoClear;
      }
    }]);

    return RenderPass;
  }(_Pass2.Pass);

  _exports.RenderPass = RenderPass;
});