Sha256: 20c7556dd6b644d64bed1f535f6df478b6ad7d1a1cb1c1c321f8f4d551fbe3c4
Contents?: true
Size: 1.55 KB
Versions: 4
Compression:
Stored size: 1.55 KB
Contents
(function (global, factory) {
if (typeof define === "function" && define.amd) {
define(["exports"], factory);
} else if (typeof exports !== "undefined") {
factory(exports);
} else {
var mod = {
exports: {}
};
factory(mod.exports);
global.VignetteShader = mod.exports;
}
})(typeof globalThis !== "undefined" ? globalThis : typeof self !== "undefined" ? self : this, function (_exports) {
"use strict";
Object.defineProperty(_exports, "__esModule", {
value: true
});
_exports.VignetteShader = void 0;
/**
* Vignette shader
* based on PaintEffect postprocess from ro.me
* http://code.google.com/p/3-dreams-of-black/source/browse/deploy/js/effects/PaintEffect.js
*/
var VignetteShader = {
uniforms: {
'tDiffuse': {
value: null
},
'offset': {
value: 1.0
},
'darkness': {
value: 1.0
}
},
vertexShader:
/* glsl */
"\n\n\t\tvarying vec2 vUv;\n\n\t\tvoid main() {\n\n\t\t\tvUv = uv;\n\t\t\tgl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );\n\n\t\t}",
fragmentShader:
/* glsl */
"\n\n\t\tuniform float offset;\n\t\tuniform float darkness;\n\n\t\tuniform sampler2D tDiffuse;\n\n\t\tvarying vec2 vUv;\n\n\t\tvoid main() {\n\n\t\t\t// Eskil's vignette\n\n\t\t\tvec4 texel = texture2D( tDiffuse, vUv );\n\t\t\tvec2 uv = ( vUv - vec2( 0.5 ) ) * vec2( offset );\n\t\t\tgl_FragColor = vec4( mix( texel.rgb, vec3( 1.0 - darkness ), dot( uv, uv ) ), texel.a );\n\n\t\t}"
};
_exports.VignetteShader = VignetteShader;
});
Version data entries
4 entries across 4 versions & 1 rubygems