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+<!DOCTYPE html>
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+<html lang="en">
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+ <head>
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+ <title>threejs webgl - materials</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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+ color: #fff;
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+ font-family:Monospace;
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+ font-size:13px;
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+ text-align:center;
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+
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+ background-color: #000;
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+
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+ margin: 0px;
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+ overflow: hidden;
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+ }
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+
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+ #info {
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+ position: absolute;
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+ top: 0px; width: 100%;
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+ padding: 5px;
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+ }
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+ </style>
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+ </head>
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+ <body>
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+
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+ <div id="container"></div>
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+ <div id="info"><a href="http://threejs.org" target="_blank">threejs</a> - Inline Tone Mapping (within a Material's fragment shader) without using a pre-processing step or float/half buffers by <a href="http://clara.io/" target="_blank">Ben Houston</a>.</div>
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+
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+ <script src="../build/three.min.js"></script>
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+ <script src="../examples/js/controls/OrbitControls.js"></script>
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+ <script src="../src/loaders/BinaryTextureLoader.js"></script>
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+
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+ <script src="../examples/js/Detector.js"></script>
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+ <script src="../examples/js/libs/stats.min.js"></script>
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+
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+ <script src="../examples/js/libs/dat.gui.min.js"></script>
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+ <script src="../src/loaders/BinaryTextureLoader.js"></script>
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+ <script src="../examples/js/loaders/RGBELoader.js"></script>
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+ <script src="../examples/js/loaders/HDRCubeMapLoader.js"></script>
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+ <script src="../examples/js/Half.js"></script>
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+ <script src="../examples/js/Encodings.js"></script>
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+ <script src="../examples/js/pmrem/PMREMGenerator.js"></script>
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+ <script src="../examples/js/pmrem/PMREMCubeUVPacker.js"></script>
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+
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+ <script src="../examples/js/postprocessing/EffectComposer.js"></script>
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+ <script src="../examples/js/postprocessing/RenderPass.js"></script>
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+ <script src="../examples/js/postprocessing/MaskPass.js"></script>
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+ <script src="../examples/js/postprocessing/ShaderPass.js"></script>
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+ <script src="../examples/js/shaders/CopyShader.js"></script>
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+ <script src="../examples/js/shaders/FXAAShader.js"></script>
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+ <script src="../examples/js/postprocessing/BloomPass.js"></script>
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+ <script src="../examples/js/shaders/ConvolutionShader.js"></script>
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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 container, stats;
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+ var params = {
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+ opacity: 1.0,
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+ roughness: 1.0,
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+ bumpScale: 1.0,
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+ exposure: 3.0,
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+ whitePoint: 1.0,
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+ toneMapping: "Cineon",
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+ renderMode: "Renderer"
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+ };
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+
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+ var toneMappingOptions = {
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+ None: THREE.NoToneMapping,
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+ Linear: THREE.LinearToneMapping,
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+ Reinhard: THREE.ReinhardToneMapping,
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+ Uncharted2: THREE.Uncharted2ToneMapping,
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+ Cineon: THREE.CineonToneMapping
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+ };
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+
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+ var camera, scene, renderer, controls, objects = [];
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+ var composer;
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+ var standardMaterial, standardMaterialPremultiplied, floorMaterial;
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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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+ container = document.createElement( 'div' );
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+ document.body.appendChild( container );
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+
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+ camera = new THREE.PerspectiveCamera( 40, window.innerWidth / window.innerHeight, 1, 2000 );
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+ camera.position.set( 0.0, 40, 40 * 3.5 );
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+
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+ scene = new THREE.Scene();
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+
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+ renderer = new THREE.WebGLRenderer( { antialias: false } );
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+
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+ standardMaterial = new THREE.MeshStandardMaterial( {
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+ bumpScale: - 0.05,
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+ color: 0xffffff,
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+ metalness: 0.9,
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+ roughness: 0.8,
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+ shading: THREE.SmoothShading,
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+ transparent: true,
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+ blending: THREE.PremultipliedAlphaBlending
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+ } );
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+
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+ var textureLoader = new THREE.TextureLoader();
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+ textureLoader.load( "../examples/textures/brick_diffuse.jpg", function( map ) {
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+ map.wrapS = THREE.RepeatWrapping;
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+ map.wrapT = THREE.RepeatWrapping;
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+ map.anisotropy = 4;
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+ map.repeat.set( 9, 0.5 );
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+ standardMaterial.map = map;
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+ standardMaterial.needsUpdate = true;
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+ } );
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+ textureLoader.load( "../examples/textures/brick_bump.jpg", function( map ) {
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+ map.wrapS = THREE.RepeatWrapping;
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+ map.wrapT = THREE.RepeatWrapping;
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+ map.anisotropy = 4;
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+ map.repeat.set( 9, 0.5 );
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+ standardMaterial.bumpMap = map;
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+ standardMaterial.needsUpdate = true;
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+ } );
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+ textureLoader.load( "../examples/textures/brick_roughness.jpg", function( map ) {
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+ map.wrapS = THREE.RepeatWrapping;
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+ map.wrapT = THREE.RepeatWrapping;
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+ map.anisotropy = 4;
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+ map.repeat.set( 9, 0.5 );
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+ standardMaterial.roughnessMap = map;
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+ standardMaterial.needsUpdate = true;
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+ } );
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+
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+ var geometry = new THREE.TorusKnotGeometry( 18, 8, 150, 20 );;
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+ var torusMesh1 = new THREE.Mesh( geometry, standardMaterial );
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+ torusMesh1.position.x = 0.0;
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+ torusMesh1.castShadow = true;
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+ torusMesh1.receiveShadow = true;
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+ scene.add( torusMesh1 );
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+ objects.push( torusMesh1 );
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+
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+ floorMaterial = new THREE.MeshStandardMaterial( {
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+ map: null,
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+ roughnessMap: null,
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+ color: 0xffffff,
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+ metalness: 0.0,
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+ roughness: 0.0,
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+ shading: THREE.SmoothShading
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+ } );
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+
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+ var planeGeometry = new THREE.PlaneBufferGeometry( 200, 200 );
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+ var planeMesh1 = new THREE.Mesh( planeGeometry, floorMaterial );
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+ planeMesh1.position.y = - 50;
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+ planeMesh1.rotation.x = - Math.PI * 0.5;
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+ planeMesh1.receiveShadow = true;
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+ scene.add( planeMesh1 );
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+
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+ // Materials
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+ var hdrpath = "../examples/textures/cube/hdrPisa/";
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+ var hdrformat = '.hdr';
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+ var hdrurls = [
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+ hdrpath + 'px' + hdrformat, hdrpath + 'nx' + hdrformat,
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+ hdrpath + 'py' + hdrformat, hdrpath + 'ny' + hdrformat,
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+ hdrpath + 'pz' + hdrformat, hdrpath + 'nz' + hdrformat
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+ ];
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+
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+ var hdrCubeMap = new THREE.HDRCubeMapLoader().load( THREE.UnsignedByteType, hdrurls, function ( hdrCubeMap ) {
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+
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+ var pmremGenerator = new THREE.PMREMGenerator( hdrCubeMap );
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+ pmremGenerator.update( renderer );
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+
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+ var pmremCubeUVPacker = new THREE.PMREMCubeUVPacker( pmremGenerator.cubeLods );
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+ pmremCubeUVPacker.update( renderer );
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+
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+ standardMaterial.envMap = pmremCubeUVPacker.CubeUVRenderTarget;
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+ standardMaterial.needsUpdate = true;
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+
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+ } );
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+
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+ // Lights
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+
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+ scene.add( new THREE.AmbientLight( 0x222222 ) );
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+
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+ var spotLight = new THREE.SpotLight( 0xffffff );
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+ spotLight.position.set( 50, 100, 50 );
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+ spotLight.angle = Math.PI / 7;
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+ spotLight.penumbra = 0.8
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+ spotLight.castShadow = true;
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+ scene.add( spotLight );
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+
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+ renderer.setPixelRatio( window.devicePixelRatio );
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+ renderer.setSize( window.innerWidth, window.innerHeight );
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+ renderer.shadowMap.enabled = true;
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+ container.appendChild( renderer.domElement );
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+
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+ renderer.gammaInput = true;
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+ renderer.gammaOutput = true;
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+
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+ composer = new THREE.EffectComposer( renderer );
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+ composer.setSize( window.innerWidth, window.innerHeight );
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+
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+ var renderScene = new THREE.RenderPass( scene, camera );
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+ composer.addPass( renderScene );
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+
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+ var copyPass = new THREE.ShaderPass( THREE.CopyShader );
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+ copyPass.renderToScreen = true;
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+ composer.addPass( copyPass );
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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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+
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+ container.appendChild( stats.domElement );
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+
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+ controls = new THREE.OrbitControls( camera, renderer.domElement );
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+ controls.target.set( 0, 0, 0 );
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+ controls.update();
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+
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+ window.addEventListener( 'resize', onWindowResize, false );
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+
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+ var gui = new dat.GUI();
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+
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+ gui.add( params, 'toneMapping', Object.keys( toneMappingOptions ) );
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+ gui.add( params, 'exposure', 0, 10 );
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+ gui.add( params, 'whitePoint', 0, 10 );
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+ gui.add( params, 'opacity', 0, 1 );
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+ gui.add( params, 'renderMode', [ 'Renderer', 'Composer'] );
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+ gui.open();
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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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+ var width = window.innerWidth;
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+ var height = window.innerHeight;
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+
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+ camera.aspect = width / height;
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+ camera.updateProjectionMatrix();
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+
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+ renderer.setSize( width, height );
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+ composer.setSize( width, height );
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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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+ stats.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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+ if ( standardMaterial !== undefined ) {
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+
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+
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+ standardMaterial.roughness = params.roughness;
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+ standardMaterial.bumpScale = - 0.05 * params.bumpScale;
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+ standardMaterial.opacity = params.opacity;
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+
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+ }
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+ if( renderer.toneMapping !== toneMappingOptions[ params.toneMapping ] ) {
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+ renderer.toneMapping = toneMappingOptions[ params.toneMapping ];
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+ if( standardMaterial ) standardMaterial.needsUpdate = true;
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+ if( floorMaterial ) floorMaterial.needsUpdate = true;
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+ }
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+ renderer.toneMappingExposure = params.exposure;
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+ renderer.toneMappingWhitePoint = params.whitePoint;
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+
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+ var timer = Date.now() * 0.00025;
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+
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+ camera.lookAt( scene.position );
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+
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+ for ( var i = 0, l = objects.length; i < l; i ++ ) {
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+
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+ var object = objects[ i ];
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+ object.rotation.y += 0.005;
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+
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+ }
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+
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+ if( params.renderMode === "Composer" ) {
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+ composer.render();
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+ }
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+ else {
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+ renderer.render( scene, camera );
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+ }
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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
