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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 - shadow map</title>
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+ <meta charset="utf-8">
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+ <style type="text/css">
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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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+
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+ <body>
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+
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+ <div id="info">
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+ <a href="http://github.com/mrdoob/three.js" target="_blank">three.js</a> - shadowmap - models by <a href="http://mirada.com/">mirada</a> from <a href="http://ro.me">rome</a></br>
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+ move camera with WASD / RF + mouse
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+ </div>
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+
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+ <script type="text/javascript" src="../build/Three.js"></script>
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+
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+ <script type="text/javascript" src="js/Detector.js"></script>
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+ <script type="text/javascript" src="js/RequestAnimationFrame.js"></script>
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+ <script type="text/javascript" src="js/Stats.js"></script>
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+
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+ <script type="text/javascript" src="fonts/helvetiker_bold.typeface.js"></script>
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+
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+ <script type="text/javascript">
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+
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+ if ( ! Detector.webgl ) Detector.addGetWebGLMessage();
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+
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+ var SHADOW_MAP_WIDTH = 1024, SHADOW_MAP_HEIGHT = 1024;
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+
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+ var MARGIN = 100;
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+
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+ var SCREEN_WIDTH = window.innerWidth;
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+ var SCREEN_HEIGHT = window.innerHeight - 2 * MARGIN;
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+ var FLOOR = -250;
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+
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+ var camera, scene, renderer;
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+ var container, stats;
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+
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+ var NEAR = 5, FAR = 3000;
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+
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+ var sceneHUD, cameraOrtho, hudMaterial;
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+
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+ var initPos = new THREE.Vector3( 700, 50, 1900 );
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+ var initLight = new THREE.Vector3( 0, 1500, 1000 );
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+ var deltaCam = new THREE.Vector3();
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+
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+ var morphs = [];
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+
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+ var light;
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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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+ container = document.createElement( 'div' );
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+ document.body.appendChild( container );
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+
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+ // SCENE CAMERA
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+
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+ camera = new THREE.FirstPersonCamera( { fov: 23, aspect: SCREEN_WIDTH / SCREEN_HEIGHT, near: NEAR, far: FAR,
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+ lookSpeed: 0.0125, movementSpeed: 500, noFly: false, lookVertical: true,
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+ constrainVertical: true, verticalMin: 1.5, verticalMax: 2.0
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+ } );
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+
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+ camera.position.set( 700, 50, 1900 );
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+ camera.lon = -110;
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+
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+ // SHADOW TEXTURE
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+
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+ var pars = { minFilter: THREE.LinearFilter, magFilter: THREE.LinearFilter, format: THREE.RGBAFormat };
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+ shadowTexture = new THREE.WebGLRenderTarget( SHADOW_MAP_WIDTH, SHADOW_MAP_HEIGHT, pars );
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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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+ scene.fog = new THREE.Fog( 0xffaa55, 1000, FAR );
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+ THREE.ColorUtils.adjustHSV( scene.fog.color, 0.02, -0.15, -0.65 );
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+
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+ // LIGHTS
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+
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+ var ambient = new THREE.AmbientLight( 0x444444 );
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+ scene.addLight( ambient );
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+
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+ light = new THREE.SpotLight( 0xffffff );
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+ light.position.set( 0, 1500, 1000 );
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+ light.target.position.set( 0, 0, 0 );
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+ light.castShadow = true;
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+ scene.addLight( light );
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+
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+ createHUD();
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+ createScene();
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+
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+ // RENDERER
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+
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+ renderer = new THREE.WebGLRenderer( { clearColor: 0x000000, clearAlpha: 1, antialias: false } );
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+ renderer.setSize( SCREEN_WIDTH, SCREEN_HEIGHT );
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+ renderer.domElement.style.position = "relative";
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+ renderer.domElement.style.top = MARGIN + 'px';
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+ container.appendChild( renderer.domElement );
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+
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+ renderer.setClearColor( scene.fog.color, 1 );
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+ renderer.autoClear = false;
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+
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+ renderer.shadowCameraNear = 3;
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+ renderer.shadowCameraFar = camera.far;
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+ renderer.shadowCameraFov = 50;
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+
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+ renderer.shadowMapBias = 0.0039;
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+ renderer.shadowMapDarkness = 0.5;
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+ renderer.shadowMapWidth = SHADOW_MAP_WIDTH;
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+ renderer.shadowMapHeight = SHADOW_MAP_HEIGHT;
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+
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+ renderer.shadowMapEnabled = true;
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+ renderer.shadowMapSoft = true;
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+
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+ // STATS
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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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+ function createHUD() {
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+
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+ cameraOrtho = new THREE.Camera( 45, SHADOW_MAP_WIDTH / SHADOW_MAP_HEIGHT, NEAR, FAR );
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+ cameraOrtho.projectionMatrix = THREE.Matrix4.makeOrtho( SCREEN_WIDTH / - 2, SCREEN_WIDTH / 2, SCREEN_HEIGHT / 2, SCREEN_HEIGHT / - 2, -10, 1000 );
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+ cameraOrtho.position.z = 10;
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+
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+ var shader = THREE.ShaderUtils.lib[ "screen" ];
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+ var uniforms = new THREE.UniformsUtils.clone( shader.uniforms );
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+
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+ hudMaterial = new THREE.MeshShaderMaterial( { vertexShader: shader.vertexShader, fragmentShader: shader.fragmentShader, uniforms: uniforms } );
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+
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+ var hudGeo = new THREE.PlaneGeometry( SHADOW_MAP_WIDTH / 2, SHADOW_MAP_HEIGHT / 2 );
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+ var hudMesh = new THREE.Mesh( hudGeo, hudMaterial );
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+ hudMesh.position.x = ( SCREEN_WIDTH - SHADOW_MAP_WIDTH / 2 ) * -0.5;
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+ hudMesh.position.y = ( SCREEN_HEIGHT - SHADOW_MAP_HEIGHT / 2 ) * -0.5;
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+
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+ sceneHUD = new THREE.Scene();
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+ sceneHUD.addObject( hudMesh );
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+
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+ }
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+
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+ function createScene( ) {
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+
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+ // GROUND
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+
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+ var geometry = new THREE.PlaneGeometry( 100, 100 );
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+ var planeMaterial = new THREE.MeshLambertMaterial( { color: 0xffdd99 } );
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+ THREE.ColorUtils.adjustHSV( planeMaterial.color, 0, 0, 0.9 );
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+
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+ var ground = new THREE.Mesh( geometry, planeMaterial );
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+
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+ ground.position.set( 0, FLOOR, 0 );
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+ ground.rotation.x = -1.57;
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+ ground.scale.set( 100, 100, 100 );
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+
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+ ground.castShadow = false;
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+ ground.receiveShadow = true;
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+
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+ scene.addObject( ground );
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+
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+ // TEXT
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+
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+ var textGeo = new THREE.TextGeometry( "THREE.JS", {
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+
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+ size: 200,
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+ height: 50,
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+ curveSegments: 7,
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+
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+ font: "helvetiker",
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+ weight: "bold",
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+ style: "normal",
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+
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+ bevelThickness: 1,
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+ bevelSize: 5,
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+ bevelEnabled: true
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+
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+ });
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+
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+ var textMaterial = new THREE.MeshPhongMaterial( { color: 0xff0000, specular: 0xffffff, ambient: 0xaa0000 } );
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+
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+ var mesh = new THREE.Mesh( textGeo, textMaterial );
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+ mesh.position.y = FLOOR + 67;
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+
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+ mesh.castShadow = true;
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+ mesh.receiveShadow = true;
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+
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+ scene.addObject( mesh );
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+
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+ // CUBES
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+
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+ var mesh = new THREE.Mesh( new THREE.CubeGeometry( 1500, 220, 150 ), planeMaterial );
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+
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+ mesh.position.y = FLOOR - 50;
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+ mesh.position.z = 20;
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+
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+ mesh.castShadow = true;
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+ mesh.receiveShadow = true;
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+
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+ scene.addObject( mesh );
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+
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+ var mesh = new THREE.Mesh( new THREE.CubeGeometry( 1600, 170, 250 ), planeMaterial );
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+
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+ mesh.position.y = FLOOR - 50;
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+ mesh.position.z = 20;
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+
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+ mesh.castShadow = true;
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+ mesh.receiveShadow = true;
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+
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+ scene.addObject( mesh );
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+
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+ // MORPHS
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+
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+ function addMorph( geometry, speed, duration, x, y, z, fudgeColor ) {
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+
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+ var material = new THREE.MeshLambertMaterial( { color: 0xffaa55, morphTargets: true, vertexColors: THREE.FaceColors } );
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+
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+ if ( fudgeColor ) THREE.ColorUtils.adjustHSV( material.color, 0, 0.5 - Math.random(), 0.5 - Math.random() );
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+
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+ var meshAnim = new THREE.Mesh( geometry, material );
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+
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+ meshAnim.position.set( x, y, z );
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+ meshAnim.rotation.y = 1.57;
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+
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+ meshAnim.castShadow = true;
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+ meshAnim.receiveShadow = false;
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+
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+ scene.addObject( meshAnim );
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+
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+ morphs.push( { mesh: meshAnim, lastKeyframe: 0, currentKeyframe: 0,
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+ offset: Math.random() * 6, speed: speed, duration: duration,
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+ oldTime: new Date().getTime() } );
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+
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+ }
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+
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+ function morphColorsToFaceColors( geometry ) {
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+
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+ if ( geometry.morphColors && geometry.morphColors.length ) {
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+
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+ var colorMap = geometry.morphColors[ 0 ];
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+
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+ for ( var i = 0; i < colorMap.colors.length; i ++ ) {
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+
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+ geometry.faces[ i ].color = colorMap.colors[ i ];
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+
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+ }
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+
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+ }
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+
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+ }
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+
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+ var loader = new THREE.JSONLoader();
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+
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+ loader.load( { model: "models/animated/horse.js", callback: function( geometry ) {
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+
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+ morphColorsToFaceColors( geometry );
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+
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+ addMorph( geometry, 0.55, 1000, 100 - Math.random() * 1000, FLOOR, 300, true );
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+ addMorph( geometry, 0.55, 1000, 100 - Math.random() * 1000, FLOOR, 450, true );
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+ addMorph( geometry, 0.55, 1000, 100 - Math.random() * 1000, FLOOR, 600, true );
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+
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+ addMorph( geometry, 0.55, 1000, 100 - Math.random() * 1000, FLOOR, -300, true );
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+ addMorph( geometry, 0.55, 1000, 100 - Math.random() * 1000, FLOOR, -450, true );
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+ addMorph( geometry, 0.55, 1000, 100 - Math.random() * 1000, FLOOR, -600, true );
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+
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+ } } );
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+
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+ /*
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+ loader.load( { model: "obj/morphs/fox.js", callback: function( geometry ) {
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+
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+ morphColorsToFaceColors( geometry );
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+ addMorph( geometry, 0.2, 1000, 100 - Math.random() * 500, FLOOR - 5, 600 );
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+
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+ } } );
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+
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+ loader.load( { model: "obj/morphs/shdw3walk.js", callback: function( geometry ) {
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+
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+ morphColorsToFaceColors( geometry );
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+ addMorph( geometry, 0.04, 2000, -500, FLOOR + 60, 245 );
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+
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+ } } );
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+
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+ loader.load( { model: "obj/morphs/flamingo.js", callback: function( geometry ) {
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+
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+ morphColorsToFaceColors( geometry );
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+ addMorph( geometry, 0.5, 1000, 500 - Math.random() * 500, FLOOR + 350, 40 );
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+
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+ } } );
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+
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+ loader.load( { model: "obj/morphs/stork.js", callback: function( geometry ) {
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+
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+ morphColorsToFaceColors( geometry );
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+ addMorph( geometry, 0.35, 1000, 500 - Math.random() * 500, FLOOR + 350, 340 );
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+
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+ } } );
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+
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+ loader.load( { model: "obj/morphs/mountainlion.js", callback: function( geometry ) {
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+
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+ morphColorsToFaceColors( geometry );
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+ addMorph( geometry, 0.4, 1000, 500 - Math.random() * 500, FLOOR - 5, 700 );
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+
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+ } } );
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+
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+ loader.load( { model: "obj/morphs/bearBrown.js", callback: function( geometry ) {
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+
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+ morphColorsToFaceColors( geometry );
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+ addMorph( geometry, 0.3, 2500, -500, FLOOR - 5, -750 );
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+
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+ } } );
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+
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+ loader.load( { model: "obj/morphs/parrot.js", callback: function( geometry ) {
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+
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+ morphColorsToFaceColors( geometry );
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+ addMorph( geometry, 0.45, 500, 500 - Math.random() * 500, FLOOR + 300, 700 );
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+
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+ } } );
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+
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+ */
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+
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+ }
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+
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+
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+ var t = 0, newTime, delta;
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+
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+
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+ function updateMorph( morph ) {
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+
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+ // Alternate morph targets
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+
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+ var interpolation = morph.duration / ( morph.mesh.geometry.morphTargets.length - 1 );
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+
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+ var time = ( new Date().getTime() + morph.offset * 100 ) % morph.duration;
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+ var keyframe = Math.floor( time / interpolation ) + 1;
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+
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+ var mesh = morph.mesh;
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+
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+ if ( keyframe != morph.currentKeyframe ) {
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+
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+ mesh.morphTargetInfluences[ morph.lastKeyframe ] = 0;
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+ mesh.morphTargetInfluences[ morph.currentKeyframe ] = 1;
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+ mesh.morphTargetInfluences[ keyframe ] = 0;
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+
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+ morph.lastKeyframe = morph.currentKeyframe;
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+ morph.currentKeyframe = keyframe;
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+
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+ }
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+
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+ mesh.morphTargetInfluences[ keyframe ] = ( time % interpolation ) / interpolation;
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+ mesh.morphTargetInfluences[ morph.lastKeyframe ] = 1 - mesh.morphTargetInfluences[ keyframe ];
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+
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+ var newTime = new Date().getTime();
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+ delta = newTime - morph.oldTime;
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+ morph.oldTime = newTime;
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+
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+ mesh.position.x += morph.speed * delta;
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+
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+ if ( mesh.position.x > 2000 ) {
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+
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+ mesh.position.x = -1000 - Math.random() * 500;
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+
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+ }
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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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+ for ( var i = 0; i < morphs.length; i++ ) updateMorph( morphs[ i ] );
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+
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+ renderer.clear();
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+ renderer.render( scene, camera );
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+
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+ // Render debug HUD with shadow map
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+
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+ //hudMaterial.uniforms.tDiffuse.texture = renderer.shadowMap[ 0 ];
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+ //renderer.render( sceneHUD, cameraOrtho );
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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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alteredq