javascript
/
three.js
mirror of https://github.com/tazdij/three.js.git


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
	<head>
		<title>threejs webgl - materials</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 {
				color: #fff;
				font-family:Monospace;
				font-size:13px;
				text-align:center;

				background-color: #000;
                                                                background-image:url("../examples/textures/roughness_map.jpg");
				margin: 0px;
				overflow: hidden;
			}

			#info {
				position: absolute;
				top: 0px; width: 100%;
				padding: 5px;
			}
		</style>
	</head>
	<body>

		<div id="container"></div>
		<div id="info"><a href="http://threejs.org" target="_blank">threejs</a> - PMREM Generator by Prashant Sharma and <a href="http://clara.io/" target="_blank">Ben Houston</a>.</div>

		<script src="../build/three.min.js"></script>
		<script src="../examples/js/controls/OrbitControls.js"></script>
		<script src="../src/loaders/BinaryTextureLoader.js"></script>
		<script src="../examples/js/loaders/RGBELoader.js"></script>
		<script src="../examples/js/loaders/HDRCubeMapLoader.js"></script>

		<script src="../examples/js/Detector.js"></script>
		<script src="../examples/js/libs/stats.min.js"></script>

		<script src="../examples/js/Half.js"></script>
		<script src="../examples/js/Encodings.js"></script>
    <script src="../examples/js/pmrem/PMREMGenerator.js"></script>
    <script src="../examples/js/pmrem/PMREM_CubeUVPacker.js"></script>
    <script src="../examples/js/libs/dat.gui.min.js"></script>

		<script src="../examples/js/postprocessing/EffectComposer.js"></script>
		<script src="../examples/js/postprocessing/RenderPass.js"></script>
		<script src="../examples/js/postprocessing/MaskPass.js"></script>
		<script src="../examples/js/postprocessing/ShaderPass.js"></script>
		<script src="../examples/js/shaders/CopyShader.js"></script>
		<script src="../examples/js/shaders/FXAAShader.js"></script>
		<script src="../examples/js/postprocessing/BloomPass.js"></script>
		<script src="../examples/js/shaders/ConvolutionShader.js"></script>

		<script>

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

			var container, stats;
			var params = {
				projection: 'normal',
				roughness: 1.0,
				bumpScale: 0.3,
				background: false,
			};
			var camera, scene, renderer, controls, objects = [];
			var hdrCubeMap;
			var composer;
			var particleLight;
			var standardMaterial;
			var torusGeometry = new THREE.TorusGeometry( 15, 6, 16, 100 );
			//var torusGeometry = new THREE.SphereGeometry( 15, 32, 32 );

			var loader = new THREE.FontLoader();
			loader.load( '../examples/fonts/gentilis_regular.typeface.js', function ( font ) {

				init( font );
				animate();

			} );

			function init( font ) {

				container = document.createElement( 'div' );
				document.body.appendChild( container );

				camera = new THREE.PerspectiveCamera( 40, window.innerWidth / window.innerHeight, 1, 2000 );
				camera.position.set( 0.0, 40, 40 * 3.5 );

				scene = new THREE.Scene();

				// Materials
				var hdrpath = "../examples/textures/cube/hdrPisa/";
				var hdrformat = '.hdr';
				var hdrurls = [
					hdrpath + 'px' + hdrformat, hdrpath + 'nx' + hdrformat,
					hdrpath + 'py' + hdrformat, hdrpath + 'ny' + hdrformat,
					hdrpath + 'pz' + hdrformat, hdrpath + 'nz' + hdrformat
				];

				var hdrCubeMap = new THREE.HDRCubeMapLoader().load( THREE.FloatType, hdrurls, function ( hdrCubeMap ) {
				  var pmremGenerator = new THREE.PMREMGenerator( hdrCubeMap );
					pmremGenerator.update(renderer);

				  var pmremCubeUVPacker = new THREE.PMREM_CubeUVPacker(pmremGenerator.cubeLods);
				  pmremCubeUVPacker.update(renderer);

				  var roughnessTexture = THREE.ImageUtils.loadTexture( "../examples/textures/roughness_map.jpg" );
				  roughnessTexture.wrapS = THREE.RepeatWrapping;
				  roughnessTexture.wrapT = THREE.RepeatWrapping;
				  roughnessTexture.repeat.set( 3, 3 );

				  var diffuseColor = new THREE.Color( 1, 1.0, 1.0 ).multiplyScalar( 1 - 0.08 );
				  standardMaterial = new THREE.MeshStandardMaterial( { map: null, bumpMap: null, roughnessMap: roughnessTexture, bumpScale: -0.05, bumpMap: roughnessTexture, color: diffuseColor, metalness: 0.9, roughness: 1.0, shading: THREE.SmoothShading, envMap: pmremCubeUVPacker.CubeUVRenderTarget } )
					var geometry = new THREE.TorusKnotGeometry( 12, 6, 150, 20 );;
				  var torusMesh1 = new THREE.Mesh( geometry, standardMaterial );
				  torusMesh1.position.x = 0.0;
				  scene.add( torusMesh1 );
					objects.push( torusMesh1 );
				} );

				particleLight = new THREE.Mesh( new THREE.SphereBufferGeometry( 4, 8, 8 ), new THREE.MeshBasicMaterial( { color: 0xffffff } ) );

				// Lights

				scene.add( new THREE.AmbientLight( 0x222222 ) );

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

				var pointLight = new THREE.PointLight( 0xffffff, 2, 800 );
				particleLight.add( pointLight );

				var spotLight = new THREE.SpotLight( 0xffffff );
				spotLight.position.set( 10, 100, 10 );
				spotLight.angle = Math.PI/10;
				scene.add( spotLight );

				var spotLightHelper = new THREE.SpotLightHelper( spotLight );
				scene.add( spotLightHelper );

				renderer = new THREE.WebGLRenderer( { alpha:true, antialias: false } );
				renderer.setClearColor( 0x0a0a0a, 0 );
				renderer.setPixelRatio( window.devicePixelRatio );
				renderer.setSize( window.innerWidth, window.innerHeight );
				renderer.sortObjects = true;

				container.appendChild( renderer.domElement );

				renderer.gammaInput = true;
				renderer.gammaOutput = true;

				var renderScene = new THREE.RenderPass(scene, camera);

				composer = new THREE.EffectComposer(renderer);
				composer.setSize(window.innerWidth, window.innerHeight);
				composer.addPass(renderScene);

				bloomPass = new THREE.BloomPass(1.0, 9, 0.25, 1024);
				composer.addPass(bloomPass);

				//
				effectFXAA = new THREE.ShaderPass(THREE.FXAAShader);
				effectFXAA.uniforms['resolution'].value.set(1 / (window.innerWidth), 1 / (window.innerHeight));
				effectFXAA.renderToScreen = true;
				composer.addPass(effectFXAA);

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

				container.appendChild( stats.domElement );

				controls = new THREE.OrbitControls( camera );
				controls.target.set( 0, 0, 0 );
				controls.update();

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

				var gui = new dat.GUI();

				//gui.add( params, 'projection', { 'From cam to mesh': 'camera', 'Normal to mesh': 'normal' } );
				gui.add( params, 'roughness', 0, 1 );
				gui.add( params, 'bumpScale', -1, 1 );
				//gui.add( params, 'background' );
				gui.open();
			}

			function onWindowResize() {

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

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

			}

			//

			function animate() {

				requestAnimationFrame( animate );

				render();
				stats.update();

			}

			function render() {
				if(standardMaterial !== undefined) {
					standardMaterial.roughness = params.roughness;
					standardMaterial.bumpScale = -0.05 * params.bumpScale;
				}

				var body = document.getElementsByTagName("BODY")[0];
				if(params.background)
					body.style.backgroundImage = "url('../examples/textures/roughness_map.jpg')";
				else
					body.style.backgroundImage = "none";

				var timer = Date.now() * 0.00025;

				//camera.position.x = Math.cos( timer ) * 800;
				//camera.position.z = Math.sin( timer ) * 800;

				camera.lookAt( scene.position );

				for ( var i = 0, l = objects.length; i < l; i ++ ) {

					var object = objects[ i ];

					object.rotation.y += 0.005;

				}

				particleLight.position.x = Math.sin( timer * 7 ) * 100;
				particleLight.position.y = Math.cos( timer * 5 ) * 100;
				particleLight.position.z = Math.cos( timer * 3 ) * 100;

				//renderer.render( scene, camera );
                                                                composer.render();

			}

		</script>

	</body>
</html>