javascript
/
three.js
의 미러 https://github.com/tazdij/three.js.git


			
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							<!DOCTYPE HTML>
<html lang="en">
	<head>
		<title>three.js webgl - postprocessing</title>
		<meta charset="utf-8">
		<style type="text/css">
		    body {
			color: #000;
			font-family:Monospace;
			font-size:13px;
			text-align:center;
			font-weight: bold;

			background-color: #fff;
			margin: 0px;
			overflow: hidden;
		    }

		    #info {
					color:#000;
			position: absolute;
			top: 0px; width: 100%;
			padding: 5px;

		    }

		    a { color: red; }
		</style>
	</head>
	<body>

		<div id="container"></div>
		<div id="info">
			<a href="http://github.com/mrdoob/three.js" target="_blank">three.js</a> - webgl postprocessing example -
			<a href="http://www.ir-ltd.net/infinite-3d-head-scan-released/" target="_blank">Lee Perry-Smith</a> head
		</div>

		<script type="text/javascript" src="../build/Three.js"></script>

		<script type="text/javascript" src="js/postprocessing/EffectComposer.js"></script>
		<script type="text/javascript" src="js/postprocessing/RenderPass.js"></script>
		<script type="text/javascript" src="js/postprocessing/BloomPass.js"></script>
		<script type="text/javascript" src="js/postprocessing/FilmPass.js"></script>
		<script type="text/javascript" src="js/postprocessing/SepiaPass.js"></script>

		<script type="text/javascript" src="js/Detector.js"></script>
		<script type="text/javascript" src="js/RequestAnimationFrame.js"></script>
		<script type="text/javascript" src="js/Stats.js"></script>

		<!-- Time modulated procedural color fragment shader -->

		<script id="fs-colors" type="x-shader/x-fragment">

			varying vec2 vUv;
			uniform float time;

			void main() {

				gl_FragColor = vec4( time, vUv.x, vUv.y, 1.0 );

			}

		</script>

		<!-- Generic vertex shader -->

		<script id="vs-generic" type="x-shader/x-vertex">

			varying vec2 vUv;

			void main() {

				vUv = vec2( uv.x, 1.0 - uv.y );
				gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );

			}

		</script>


		<script type="text/javascript">

			if ( ! Detector.webgl ) Detector.addGetWebGLMessage();

			var container, stats;

			var composer;

			var cameraOrtho, cameraPerspective, sceneModel, sceneBG, renderer, mesh, directionalLight;

			var windowHalfX = window.innerWidth / 2;
			var windowHalfY = window.innerHeight / 2;

			var rtTexture, materialColor, materialScreen, materialFilm, materialConvolution, blurx, blury, quadBG, quadScreen;

			var delta = 0.01;

			init();
			animate();

			function init() {

				container = document.getElementById( 'container' );

				cameraOrtho = new THREE.OrthoCamera( window.innerWidth / - 2, window.innerWidth / 2, window.innerHeight / 2, window.innerHeight / - 2, -10000, 10000 );
				cameraOrtho.position.z = 100;

				cameraPerspective = new THREE.Camera( 50, window.innerWidth / window.innerHeight, 1, 10000 );
				cameraPerspective.position.z = 900;

				//

				sceneModel = new THREE.Scene();

				directionalLight = new THREE.DirectionalLight( 0xffffff );
				directionalLight.position.set( 0, 0, 1 );
				directionalLight.position.normalize();
				sceneModel.addLight( directionalLight );

				loader = new THREE.JSONLoader( true );
				document.body.appendChild( loader.statusDomElement );
				loader.load( { model: "obj/leeperrysmith/LeePerrySmith.js", callback: function( geometry ) { createMesh( geometry, sceneModel, 100 ) } } );

				//

				sceneBG = new THREE.Scene();

				materialColor = new THREE.MeshShaderMaterial( {

					uniforms: { time: { type: "f", value: 0.0 } },
					vertexShader: getText( 'vs-generic' ),
					fragmentShader: getText( 'fs-colors' ),
					depthTest: false

				} );

				var plane = new THREE.PlaneGeometry( window.innerWidth, window.innerHeight );

				quadBG = new THREE.Mesh( plane, materialColor );
				quadBG.position.z = -500;
				sceneBG.addObject( quadBG );

				//

				renderer = new THREE.WebGLRenderer( { antialias: false } );
				renderer.setSize( window.innerWidth, window.innerHeight );
				renderer.autoClear = false;

				container.appendChild( renderer.domElement );

				stats = new Stats();
				stats.domElement.style.position = 'absolute';
				stats.domElement.style.top = '0px';
				container.appendChild( stats.domElement );

				//

				var renderBackground = new THREE.RenderPass( sceneBG, cameraOrtho );
				var renderModel = new THREE.RenderPass( sceneModel, cameraPerspective );
				var effectBloom = new THREE.BloomPass( 0.75 );
				var effectFilm = new THREE.FilmPass( 0.35, 0.5, 2048, false );
				var effectSepia = new THREE.SepiaPass( 1.0 );

				renderModel.clear = false;
				effectFilm.renderToScreen = true;

				composer = new THREE.EffectComposer( renderer );

				composer.addPass( renderBackground );
				composer.addPass( renderModel );
				composer.addPass( effectBloom );
				composer.addPass( effectSepia );
				composer.addPass( effectFilm );

				//

				onWindowResize();

				window.addEventListener( 'resize', onWindowResize, false );

			}

			function onWindowResize( event ) {

				renderer.setSize( window.innerWidth, window.innerHeight );

				cameraPerspective.aspect = window.innerWidth / window.innerHeight;
				cameraPerspective.updateProjectionMatrix();

				cameraOrtho.left = window.innerWidth / - 2;
				cameraOrtho.right = window.innerWidth / 2;
				cameraOrtho.top = window.innerHeight / 2;
				cameraOrtho.bottom = window.innerHeight / - 2;

				cameraOrtho.updateProjectionMatrix();

				composer.reset();

			}

			function getText( id ) {

				return document.getElementById( id ).textContent;

			}

			function createMesh( geometry, scene, scale ) {

				geometry.computeTangents();

				var ambient = 0x444444, diffuse = 0x888888, specular = 0x080810, shininess = 2;

				var shader = THREE.ShaderUtils.lib[ "normal" ];
				var uniforms = THREE.UniformsUtils.clone( shader.uniforms );

				uniforms[ "tNormal" ].texture = THREE.ImageUtils.loadTexture( "obj/leeperrysmith/Infinite-Level_02_Tangent_SmoothUV.jpg" );
				uniforms[ "uNormalScale" ].value = - 0.75;

				uniforms[ "tDiffuse" ].texture = THREE.ImageUtils.loadTexture( "obj/leeperrysmith/Map-COL.jpg" );

				uniforms[ "enableAO" ].value = false;
				uniforms[ "enableDiffuse" ].value = true;

				uniforms[ "uDiffuseColor" ].value.setHex( diffuse );
				uniforms[ "uSpecularColor" ].value.setHex( specular );
				uniforms[ "uAmbientColor" ].value.setHex( ambient );

				uniforms[ "uShininess" ].value = shininess;

				var parameters = { fragmentShader: shader.fragmentShader, vertexShader: shader.vertexShader, uniforms: uniforms, lights: true };
				var mat2 = new THREE.MeshShaderMaterial( parameters );

				mesh = new THREE.Mesh( geometry, mat2 );
				mesh.position.set( 0, -50, 0 );
				mesh.scale.set( scale, scale, scale );

				scene.addObject( mesh );

				loader.statusDomElement.style.display = "none";

			}

			//

			function animate() {

				requestAnimationFrame( animate );

				render();
				stats.update();

			}

			function render() {

				var time = new Date().getTime() * 0.0004;

				if ( mesh ) mesh.rotation.y = -time;

				if ( materialColor.uniforms.time.value > 1 || materialColor.uniforms.time.value < 0 ) {

					delta *= -1;

				}

				materialColor.uniforms.time.value += delta / 2;

				renderer.clear();
				composer.render( delta );

			}

		</script>
	</body>
</html>