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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 - ShadowMapViewer example </title>
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+ <meta charset="utf-8">
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+ <style>
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+ body {
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+ font-family: Monospace;
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+ background-color: #000;
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+ color: #fff;
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+ margin: 0px;
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+ overflow: hidden;
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+ }
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+ #info {
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+ position: absolute;
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+ top: 10px;
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+ width: 100%;
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+ text-align: center;
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+ z-index: 100;
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+ display:block;
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+ }
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+ #info a { color: #f00; font-weight: bold; text-decoration: underline; cursor: pointer }
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+ </style>
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+ </head>
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+ <body>
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+ <div id="info">
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+ <a href="http://threejs.org" target="_blank">three.js</a> - ShadowMapViewer example by <a href="https://github.com/arya-s">arya-s</a>
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+ </div>
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+
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+ <script src="../build/three.min.js"></script>
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+
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+ <script src="js/controls/OrbitControls.js"></script>
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+
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+ <script src="js/shaders/UnpackDepthRGBAShader.js"></script>
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+
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+ <script src="js/utils/ShadowMapViewer.js"></script>
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+
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+ <script src="js/Detector.js"></script>
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+
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+ <script src="js/libs/stats.min.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 camera, scene, renderer, clock, stats;
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+ var dirLight, spotLight;
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+ var torusKnot, cube;
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+ var dirLightShadowMapViewer, spotLightShadowMapViewer;
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+
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+ init();
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+ animate();
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+
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+
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+ function init() {
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+
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+ initScene();
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+ initShadowMapViewers();
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+ initMisc();
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+
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+ document.body.appendChild( renderer.domElement );
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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 initScene() {
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+
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+ camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 0.01, 1000 );
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+ camera.position.set( 0, 15, 35 );
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+
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+ scene = new THREE.Scene();
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+
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+ // Lights
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+ var ambient = new THREE.AmbientLight( 0x404040 );
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+ scene.add( ambient );
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+
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+ spotLight = new THREE.SpotLight( 0xffffff );
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+ spotLight.position.set( 10, 10, 5 );
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+ spotLight.castShadow = true;
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+ spotLight.shadowCameraNear = 8;
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+ spotLight.shadowCameraFar = 30;
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+ spotLight.shadowDarkness = 0.5;
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+ spotLight.shadowCameraVisible = true;
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+ spotLight.shadowMapWidth = 1024;
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+ spotLight.shadowMapHeight = 1024;
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+ spotLight.name = 'Spot Light';
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+ scene.add( spotLight );
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+
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+ dirLight = new THREE.DirectionalLight( 0xffffff, 1 );
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+ dirLight.position.set( 0, 10, 0 );
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+ dirLight.castShadow = true;
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+ dirLight.shadowCameraNear = 0.01;
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+ dirLight.shadowCameraFar = 10;
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+ dirLight.shadowCameraRight = 15;
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+ dirLight.shadowCameraLeft = -15;
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+ dirLight.shadowCameraTop = 15;
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+ dirLight.shadowCameraBottom = -15;
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+ dirLight.shadowDarkness = 0.5;
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+ dirLight.shadowCameraVisible = true;
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+ dirLight.shadowMapWidth = 1024;
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+ dirLight.shadowMapHeight = 1024;
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+ dirLight.name = 'Dir. Light';
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+ scene.add( dirLight );
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+
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+
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+ // Geometry
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+ var geometry = new THREE.TorusKnotGeometry( 25, 8, 75, 20 );
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+ var material = new THREE.MeshPhongMaterial( {
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+ color: 0xff0000,
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+ shininess: 150,
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+ specular: 0x222222,
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+ shading: THREE.SmoothShading,
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+ } );
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+
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+ torusKnot = new THREE.Mesh( geometry, material );
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+ torusKnot.scale.multiplyScalar( 1 / 18 );
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+ torusKnot.position.y = 3;
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+ torusKnot.castShadow = true;
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+ torusKnot.receiveShadow = true;
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+ scene.add( torusKnot );
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+
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+ var geometry = new THREE.BoxGeometry( 3, 3, 3 );
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+ cube = new THREE.Mesh( geometry, material );
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+ cube.position.set( 8, 3, 8 );
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+ cube.castShadow = true;
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+ cube.receiveShadow = true;
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+ scene.add( cube );
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+
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+ var geometry = new THREE.BoxGeometry( 10, 0.15, 10 );
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+ var material = new THREE.MeshPhongMaterial( {
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+ color: 0xa0adaf,
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+ shininess: 150,
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+ specular: 0xffffff,
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+ shading: THREE.SmoothShading
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+ } );
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+
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+ var ground = new THREE.Mesh( geometry, material );
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+ ground.scale.multiplyScalar( 3 );
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+ ground.castShadow = false;
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+ ground.receiveShadow = true;
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+ scene.add( ground );
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+
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+ }
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+
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+ function initShadowMapViewers() {
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+
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+ dirLightShadowMapViewer = new THREE.ShadowMapViewer( dirLight );
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+ dirLightShadowMapViewer.position.x = 10;
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+ dirLightShadowMapViewer.position.y = 10;
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+ dirLightShadowMapViewer.size.width = 256;
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+ dirLightShadowMapViewer.size.height = 256;
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+ dirLightShadowMapViewer.update(); //Required when setting position or size directly
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+
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+ spotLightShadowMapViewer = new THREE.ShadowMapViewer( spotLight );
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+ spotLightShadowMapViewer.size.set( 256, 256 );
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+ spotLightShadowMapViewer.position.set( 276, 10 );
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+ // spotLightShadowMapViewer.update(); //NOT required because .set updates automatically
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+
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+ }
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+
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+ function initMisc() {
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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.setClearColor( 0x000000 );
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+ renderer.shadowMapEnabled = true;
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+ renderer.shadowMapType = THREE.BasicShadowMap;
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+
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+ // Mouse control
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+ controls = new THREE.OrbitControls( camera, renderer.domElement );
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+ controls.target.set( 0, 2, 0 );
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+ controls.update();
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+
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+ clock = new THREE.Clock();
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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.right = '0px';
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+ stats.domElement.style.top = '0px';
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+ document.body.appendChild( stats.domElement );
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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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+ camera.aspect = window.innerWidth / window.innerHeight;
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+ camera.updateProjectionMatrix();
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+
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+ renderer.setSize( window.innerWidth, window.innerHeight );
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+
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+ dirLightShadowMapViewer.updateForWindowResize();
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+ spotLightShadowMapViewer.updateForWindowResize();
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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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+ render();
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+
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+ stats.update();
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+
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+ }
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+
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+ function renderScene() {
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+
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+ renderer.render( scene, camera );
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+
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+ }
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+
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+ function renderShadowMapViewers() {
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+
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+ dirLightShadowMapViewer.render( renderer );
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+ spotLightShadowMapViewer.render( renderer );
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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 delta = clock.getDelta();
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+
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+ renderScene();
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+ renderShadowMapViewers();
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+
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+ torusKnot.rotation.x += 0.25 * delta;
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+ torusKnot.rotation.y += 2 * delta;
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+ torusKnot.rotation.z += 1 * delta;
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+
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+ cube.rotation.x += 0.25 * delta;
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+ cube.rotation.y += 2 * delta;
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+ cube.rotation.z += 1 * delta;
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+
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+ }
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+
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+ </script>
|
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+ </body>
|
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+</html>
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Ben Adams