javascript
/
three.js
espejo de https://github.com/tazdij/three.js.git


			
				
					
						
						
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							<!DOCTYPE HTML>
<html lang="en">
	<head>
		<title>three.js webgl - deferred rendering [morphing + skinning]</title>
		<meta charset="utf-8" />
		<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
		<style>
			body {
				background-color: #000;
				margin: 0px;
				overflow: hidden;
			}
			#info {
				position: absolute;
				top: 20px; width: 100%;
				color: #ffffff;
				padding: 5px;
				font-family: Monospace;
				font-size: 13px;
				text-align: center;
			}
			a {
				color: #ff0080;
				text-decoration: none;
			}
			a:hover {
				color: #0080ff;
			}
			#stats { position: absolute; top:10px; left: 5px }
			#stats #fps { background: transparent !important }
			#stats #fps #fpsText { color: #aaa !important }
			#stats #fps #fpsGraph { display: none }
		</style>
	</head>

	<body>
		<div id="container"></div>

		<script src="js/libs/dat.gui.min.js"></script>
		<script src="js/libs/stats.min.js"></script>
		<script src="../build/three.js"></script>
		<script src="js/Detector.js"></script>

		<script src="js/shaders/CopyShader.js"></script>
		<script src="js/shaders/FXAAShader.js"></script>

		<script src="js/postprocessing/EffectComposer.js"></script>
		<script src="js/postprocessing/RenderPass.js"></script>
		<script src="js/postprocessing/ShaderPass.js"></script>
		<script src="js/renderers/WebGLDeferredRenderer.js"></script>

		<script>

			var WIDTH = window.innerWidth;
			var HEIGHT = window.innerHeight;

			var windowHalfX = WIDTH / 2;
			var windowHalfY = HEIGHT / 2;

			var mouseX = 0, mouseY = 0;

			var NEAR = 1.0, FAR = 350.0;
			var VIEW_ANGLE = 45;

			var renderer, camera, scene, stats, clock, mixer;

			var numLights = 40;
			var lights = [];
			var transparentObjects = [];

			var ready = false;

			init();
			animate();

			function init() {

				renderer = new THREE.WebGLDeferredRenderer();
				renderer.setSize( WIDTH, HEIGHT );

				camera = new THREE.PerspectiveCamera( VIEW_ANGLE, WIDTH / HEIGHT, NEAR, FAR );
				camera.position.z = 150;

				scene = new THREE.Scene();

				stats = new Stats();
				stats.domElement.style.position = 'absolute';
				stats.domElement.style.top = '8px';
				stats.domElement.style.zIndex = 100;

				var container = document.getElementById( 'container' );
				container.appendChild( renderer.domElement );
				container.appendChild( stats.domElement );

				initKnight();
				initRoom();
				initLights();
				initGui();

				document.addEventListener( 'mousemove', onDocumentMouseMove, false );
				window.addEventListener( 'resize', onWindowResize, false );

				clock = new THREE.Clock();

			}

			function initKnight() {

				var loader = new THREE.JSONLoader();

				loader.load( "models/skinned/knight.js", function( geometry, materials ) {

					var material = materials[ 0 ];
					material.emissive.set( 0x101010 );
					material.morphTargets = true;

					var mesh = new THREE.SkinnedMesh( geometry, material );
					mesh.position.y = -30;
					mesh.scale.multiplyScalar( 5 );

					mixer = new THREE.AnimationMixer( mesh );

					for ( var i = 0; i < mesh.geometry.animations.length; i ++ ) {

						var action = mixer.clipAction( mesh.geometry.animations[ i ] );

						if ( i === 1 ) action.timeScale = 0.25;

						action.play();

					}

					scene.add( mesh );

					ready = true;

				} );

			}

			function initLights() {

				var distance = 20;

				var c = new THREE.Vector3();
				var geometry = new THREE.SphereGeometry( 1, 1, 1 );

				for ( var i = 0; i < numLights; i ++ ) {

					var light = new THREE.PointLight( 0xffffff, 2.0, distance );
					c.set( Math.random(), Math.random(), Math.random() ).normalize();
					light.color.setRGB( c.x, c.y, c.z );
					scene.add( light );
					lights.push( light );

					var material = new THREE.MeshBasicMaterial( { color: light.color } );
					var emitter = new THREE.Mesh( geometry, material );
					light.add( emitter );

				}

				var directionalLight = new THREE.DirectionalLight( 0x101010 );
				directionalLight.position.set( -1, 1, 1 ).normalize();
				scene.add( directionalLight );

				var spotLight = new THREE.SpotLight( 0x404040 );
				spotLight.position.set( 0, 50, 0 );
				scene.add( spotLight );

			}

			function initRoom() {

				var size = 100;
				var geometry = new THREE.PlaneBufferGeometry( size, size );
				var material = new THREE.MeshPhongMaterial( { color: 0x222222, specular: 0x222222, shininess: 75 } );
				var transparentMaterial = new THREE.MeshPhongMaterial( { color: 0x222222, emissive: 0x88888888, specular: 0x222222, shininess: 75, opacity: 0.3, transparent: true } );

				var room = new THREE.Object3D();
				room.position.y = size / 2 - 30;

				// top
				var mesh = new THREE.Mesh( geometry, material );
				mesh.rotation.x = Math.PI/2;
				mesh.position.y = size / 2;
				room.add( mesh );

				// bottom
				mesh = new THREE.Mesh( geometry, material );
				mesh.rotation.x = -Math.PI/2;
				mesh.position.y = -size / 2;
				room.add( mesh );

				// left
				mesh = new THREE.Mesh( geometry, material );
				mesh.position.x = -size / 2;
				mesh.rotation.y = Math.PI/2;
				room.add( mesh );

				// right
				mesh = new THREE.Mesh( geometry, material );
				mesh.position.x = size / 2;
				mesh.rotation.y = -Math.PI/2;
				room.add( mesh );

				// back
				mesh = new THREE.Mesh( geometry, material );
				mesh.position.z = -size / 2;
				room.add( mesh );

				// front, to check if transparency works
				mesh = new THREE.Mesh( geometry, transparentMaterial );
				mesh.position.z = size / 2;
				mesh.scale.multiplyScalar( 0.33 );
				mesh.visible = false;
				transparentObjects.push( mesh );
				room.add( mesh );

				// back2, to check if transparency works
				mesh = new THREE.Mesh( geometry, transparentMaterial );
				mesh.position.z = -size / 4;
				mesh.scale.multiplyScalar( 0.75 );
				mesh.visible = false;
				transparentObjects.push( mesh );
				room.add( mesh );

				scene.add( room );

			}

			function initGui() {

				var gui = new dat.GUI( { width: 280 } );

				var api = {
					'mode': 0,
					'transparent_objects': false
				};

				var folder = gui.addFolder( 'menu' );

				folder.add( api, 'mode', {

					'classic': 0,
					'light pre-pass': 1,
					'forward': 2

				} ).onChange( function() {

					switch( parseInt( api.mode ) ) {

						case 0:
							renderer.forwardRendering = false;
							renderer.enableLightPrePass( false );
							break;

						case 1:
							renderer.forwardRendering = false;
							renderer.enableLightPrePass( true );
							break;

						case 2:
							renderer.forwardRendering = true;
							break;

						default:
							break;

					}

				} );

				folder.add( api, 'transparent_objects' ).onChange( function () {

					for ( var i = 0, il = transparentObjects.length; i < il; i ++ ) {

						transparentObjects[ i ].visible = api[ 'transparent_objects' ];

					}

				} );

				folder.open();

			}

			function onDocumentMouseMove( event ) {

				mouseX = ( event.clientX - windowHalfX ) / 10.0;
				mouseY = ( event.clientY - windowHalfY ) / 10.0;

			}

			function onWindowResize( event ) {

				WIDTH = window.innerWidth;
				HEIGHT = window.innerHeight;

				windowHalfX = WIDTH / 2;
				windowHalfY = HEIGHT / 2;

				renderer.setSize( WIDTH, HEIGHT );

				camera.aspect = WIDTH / HEIGHT;
				camera.updateProjectionMatrix();

			}

			function animate() {

				requestAnimationFrame( animate );

				if ( ready ) {

					update();
					render();

				}

				stats.update();

			}

			function update() {

				var delta = clock.getDelta();
				var time = Date.now() * 0.0005;

				mixer.update( delta / 2.0 );

				for ( var i = 0, il = lights.length; i < il; i ++ ) {

					var light = lights[ i ];
					var x = Math.sin( time + i * 7.0 ) * 45;
					var y = Math.cos( time + i * 5.0 ) * 45 + 20;
					var z = Math.cos( time + i * 3.0 ) * 45;
					light.position.set( x, y, z );

				}

			}

			function render() {

				camera.position.x += ( - mouseX - camera.position.x ) * .05;
				camera.position.y += ( - mouseY - camera.position.y ) * .05;
				camera.lookAt( scene.position );

				renderer.render( scene, camera );

			}

		</script>
	</body>

</html>