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+<!DOCTYPE html>
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+<html lang="en">
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+ <head>
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+ <title>three.js webgl - materials - cube reflection [cars]</title>
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+ <meta charset="utf-8">
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+ <meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
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+ <style>
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+ body {
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+ background:#000;
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+ color:#fff;
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+ padding:0;
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+ margin:0;
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+ overflow:hidden;
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+ font-family:georgia;
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+ text-align:center;
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+ }
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+ h1 { }
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+ a { color:skyblue; text-decoration:none }
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+ /*canvas { pointer-events:none; z-index:10; position:relative; }*/
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+
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+ #d { position:absolute; width: 100%; text-align:center; margin:1em 0 -4.5em 0; z-index:1000; }
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+
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+ .bwrap { margin:0.5em 0 0 0 }
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+ button { font-family:georgia; border:0; background:#000; color:#fff; padding:0.2em 0.5em; cursor:pointer; border-radius:3px; }
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+ button:hover { background:#333 }
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+ #buttons_cars button { color:#fa0 }
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+
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+ #car_info { text-align:center; }
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+ #car_name { font-size:1em }
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+ #car_author { font-size:1em }
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+
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+ .dg { z-index: 100 }
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+
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+ #oldie { background:rgb(50,0,0) !important; color:#fff !important; margin-top:7em!important }
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+ </style>
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+ </head>
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+
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+ <body>
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+
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+ <script src="../build/three.js"></script>
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+
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+ <script src="js/loaders/BinaryLoader.js"></script>
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+ <script src="js/controls/OrbitControls.js"></script>
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+
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+ <script src="js/Detector.js"></script>
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+ <script src="js/libs/stats.min.js"></script>
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+ <script src="js/libs/dat.gui.min.js"></script>
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+
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+ <div id="info">
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+
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+
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+ <a href="http://threejs.org" target="_blank">three.js</a> - webgl environment mapping example<br/>
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+ Equirectangular Map by <a href="http://gl.ict.usc.edu/Data/HighResProbes/">University of Southern California</a><br/>
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+ Spherical Map by <a href="http://www.pauldebevec.com/Probes/">Paul Debevec</a>
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+
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+ </div>
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+
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+ <script>
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+
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+ if ( ! Detector.webgl ) Detector.addGetWebGLMessage();
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+
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+ var STATS_ENABLED = false;
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+
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+ var container, stats;
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+
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+ var controls, camera, scene, renderer;
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+ var cameraCube, sceneCube;
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+ var textureEquirec, textureCube, textureSphere;
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+ var cubeMesh, sphereMesh;
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+ var sphereMaterial;
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+ var refract;
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+
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+ var m, mi;
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+
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+ var directionalLight, pointLight;
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+
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+ var mouseX = 0, mouseY = 0;
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+
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+ var windowHalfX = window.innerWidth / 2;
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+ var windowHalfY = window.innerHeight / 2;
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+
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+ // var loader = new THREE.BinaryLoader( true );
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+ // document.body.appendChild( loader.statusDomElement );
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+
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+ init();
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+ animate();
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+
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+ function init() {
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+
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+ params = {
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+ stuff: 0.4,
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+ useCube: function() {
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+ cubeMesh.material = cubeMaterial;
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+ sphereMaterial.envMap = textureCube;
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+ sphereMaterial.needsUpdate = true;
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+ },
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+ useEquirect: function() {
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+ cubeMesh.material = equirectMaterial;
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+ sphereMaterial.envMap = textureEquirec;
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+ sphereMaterial.needsUpdate = true;
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+ },
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+ useSphere: function() {
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+ cubeMesh.material = equirectMaterial;
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+ sphereMaterial.envMap = textureSphere;
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+ sphereMaterial.needsUpdate = true;
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+ },
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+ toggleRefraction: function() {
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+ refract = !refract;
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+ if ( refract ) {
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+ textureEquirec.mapping = THREE.EquirectangularRefractionMapping;
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+ textureCube.mapping = THREE.CubeRefractionMapping;
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+ textureSphere.mapping = THREE.SphericalRefractionMapping;
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+ }
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+ else {
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+ textureEquirec.mapping = THREE.EquirectangularReflectionMapping;
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+ textureCube.mapping = THREE.CubeReflectionMapping;
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+ textureSphere.mapping = THREE.SphericalReflectionMapping;
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+ }
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+ sphereMaterial.needsUpdate = true;
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+ }
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+ };
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+
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+ container = document.createElement( 'div' );
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+ document.body.appendChild( container );
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+
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+ // CAMERAS
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+
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+ camera = new THREE.PerspectiveCamera( 70, window.innerWidth / window.innerHeight, 1, 100000 );
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+ camera.position.set( 550, 0, 550 );
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+ cameraCube = new THREE.PerspectiveCamera( 70, window.innerWidth / window.innerHeight, 1, 100000 );
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+
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+ controls = new THREE.OrbitControls( camera );
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+ controls.minDistance = 500;
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+ controls.maxDistance = 2500;
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+
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+
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+ // SCENE
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+
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+ scene = new THREE.Scene();
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+ sceneCube = new THREE.Scene();
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+
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+ // LIGHTS
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+
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+ var ambient = new THREE.AmbientLight( 0xffffff );
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+ scene.add( ambient );
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+
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+ // directionalLight = new THREE.DirectionalLight( 0xffffff, 2 );
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+ // directionalLight.position.set( 2, 1.2, 10 ).normalize();
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+ // scene.add( directionalLight );
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+
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+ // directionalLight = new THREE.DirectionalLight( 0xffffff, 1 );
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+ // directionalLight.position.set( -2, 1.2, -10 ).normalize();
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+ // scene.add( directionalLight );
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+
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+ // pointLight = new THREE.PointLight( 0xffaa00, 2 );
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+ // pointLight.position.set( 2000, 1200, 10000 );
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+ // scene.add( pointLight );
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+
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+ // Skybox
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+
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+ var equirectShader = THREE.ShaderLib[ "equirect" ];
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+ // shader.uniforms[ "tCube" ].value = textureCube;
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+
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+ var equirectMaterial = new THREE.ShaderMaterial( {
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+ fragmentShader: equirectShader.fragmentShader,
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+ vertexShader: equirectShader.vertexShader,
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+ uniforms: equirectShader.uniforms,
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+ depthWrite: false,
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+ side: THREE.BackSide
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+ } );
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+
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+ var cubeShader = THREE.ShaderLib[ "cube" ];
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+ var cubeMaterial = new THREE.ShaderMaterial( {
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+ fragmentShader: cubeShader.fragmentShader,
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+ vertexShader: cubeShader.vertexShader,
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+ uniforms: cubeShader.uniforms,
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+ depthWrite: false,
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+ side: THREE.BackSide
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+ } );
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+
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+ cubeMesh = new THREE.Mesh( new THREE.BoxGeometry( 100, 100, 100 ), cubeMaterial );
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+ sceneCube.add( cubeMesh );
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+
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+ renderer = new THREE.WebGLRenderer();
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+ renderer.setSize( window.innerWidth, window.innerHeight );
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+ renderer.setFaceCulling( THREE.CullFaceNone );
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+ renderer.autoClear = false;
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+
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+ container.appendChild( renderer.domElement );
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+
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+ if ( STATS_ENABLED ) {
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+
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+ stats = new Stats();
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+ stats.domElement.style.position = 'absolute';
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+ stats.domElement.style.top = '0px';
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+ stats.domElement.style.zIndex = 100;
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+ container.appendChild( stats.domElement );
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+
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+ }
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+
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+ document.addEventListener( 'mousemove', onDocumentMouseMove, false );
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+
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+ var r = "textures/cube/Bridge2/";
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+ var urls = [ r + "posx.jpg", r + "negx.jpg",
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+ r + "posy.jpg", r + "negy.jpg",
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+ r + "posz.jpg", r + "negz.jpg" ];
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+
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+ textureCube = THREE.ImageUtils.loadTextureCube( urls );
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+ textureCube.format = THREE.RGBFormat;
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+ textureCube.mapping = THREE.CubeReflectionMapping;
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+ cubeMaterial.uniforms[ "tCube" ].value = textureCube;
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+
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+ textureEquirec = THREE.ImageUtils.loadTexture( "textures/environment/grace-new.jpg" );
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+ textureEquirec.format = THREE.RGBAFormat;
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+ textureEquirec.mapping = THREE.EquirectangularReflectionMapping;
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+ textureEquirec.magFilter = THREE.LinearFilter;
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+ textureEquirec.minFilter = THREE.LinearMipMapLinearFilter;
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+ // textureEquirec.anisotropy = 8.0;
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+ // textureEquirec.generateMipmaps = true;
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+ equirectMaterial.uniforms[ "tEquirect" ].value = textureEquirec;
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+
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+ textureSphere = THREE.ImageUtils.loadTexture( "textures/environment/grace_probe.jpg" );
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+ textureSphere.mapping = THREE.SphericalReflectionMapping;
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+
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+ var gui = new dat.GUI();
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+ // gui.domElement.style['z-index'] = 100;
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+ gui.add( params, 'toggleRefraction' );
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+ gui.add( params, 'useCube' );
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+ gui.add( params, 'useEquirect' );
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+ gui.add( params, 'useSphere' );
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+ gui.open();
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+
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+ createScene();
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+
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+ window.addEventListener( 'resize', onWindowResize, false );
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+
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+ }
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+
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+ function onWindowResize() {
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+
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+ windowHalfX = window.innerWidth / 2;
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+ windowHalfY = window.innerHeight / 2;
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+
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+ camera.aspect = window.innerWidth / window.innerHeight;
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+ camera.updateProjectionMatrix();
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+
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+ cameraCube.aspect = window.innerWidth / window.innerHeight;
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+ cameraCube.updateProjectionMatrix();
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+
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+ renderer.setSize( window.innerWidth, window.innerHeight );
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+
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+ }
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+
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+
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+
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+ function createScene( ) {
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+ var geometry = new THREE.SphereGeometry( 400.0, 24, 24 );
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+ sphereMaterial = new THREE.MeshLambertMaterial( { envMap: textureCube } );
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+ sphereMesh = new THREE.Mesh( geometry, sphereMaterial );
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+
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+ // sphereMesh.scale.x = mesh.scale.y = mesh.scale.z = s;
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+
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+ scene.add( sphereMesh );
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+
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+ }
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+
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+ function onDocumentMouseMove(event) {
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+
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+ mouseY = ( event.clientY - window.innerHeight );
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+
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+ }
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+
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+ //
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+
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+ function animate() {
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+
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+ requestAnimationFrame( animate );
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+
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+ render();
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+
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+ controls.update();
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+
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+ }
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+
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+ function render() {
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+
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+ var timer = -0.0002 * Date.now();
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+
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+ // camera.position.x = 1000 * Math.cos( timer );
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+ // camera.position.y += ( - mouseY - camera.position.y ) * .05;
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+ // camera.position.z = 1000 * Math.sin( timer );
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+
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+ camera.lookAt( scene.position );
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+ cameraCube.rotation.copy( camera.rotation );
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+
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+ renderer.render( sceneCube, cameraCube );
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+ renderer.render( scene, camera );
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+
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+ if ( STATS_ENABLED ) stats.update();
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+
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+ }
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+
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+ </script>
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+
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+ </body>
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+</html>
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Mr.doob
