javascript
/
three.js
镜像来自 https://github.com/tazdij/three.js.git


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
	<head>
		<title>three.js misc - ubiquity - test</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: #ffffff;
				margin: 0px;
				overflow: hidden;
			}
		</style>
	</head>
	<body>

		<script src="../build/three.js"></script>

		<script src="js/renderers/Projector.js"></script>
		<script src="js/renderers/CanvasRenderer.js"></script>
		<script src="js/renderers/SVGRenderer.js"></script>
		<script src="js/renderers/SoftwareRenderer.js"></script>

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

		<script>

			var stats;

			var camera, scene;
			var canvasRenderer, svgRenderer, softwareRenderer, webglRenderer;

			var mesh, group;

			init();
			animate();

			function init() {

				var width = window.innerWidth / 2;
				var height = window.innerHeight / 2;

				camera = new THREE.PerspectiveCamera( 75, width / height, 1, 10000 );
				camera.position.z = 500;

				scene = new THREE.Scene();
				scene.autoUpdate = false;
				scene.background = new THREE.Color( 0xf0f0f0 );

				// QRCODE

				var loader = new THREE.JSONLoader();
				loader.load( 'models/json/QRCode.json', function ( geometry ) {

					mesh = new THREE.Mesh( geometry, new THREE.MeshLambertMaterial( { vertexColors: THREE.FaceColors } ) );
					mesh.scale.x = mesh.scale.y = mesh.scale.z = 2;
					scene.add( mesh );

				} );

				// CUBES

				var cube = new THREE.BoxBufferGeometry( 100, 100, 100 );

				mesh = new THREE.Mesh( cube, new THREE.MeshBasicMaterial( { color: 0x0000ff, opacity: 0.5, transparent: true } ) );
				mesh.position.x = 500;
				mesh.rotation.x = Math.random();
				mesh.rotation.y = Math.random();
				mesh.scale.x = mesh.scale.y = mesh.scale.z = 2;
				scene.add( mesh );

				mesh = new THREE.Mesh( cube, new THREE.MeshBasicMaterial( { color: Math.random() * 0xffffff } ) );
				mesh.position.x = 500;
				mesh.position.y = 500;
				mesh.rotation.x = Math.random();
				mesh.rotation.y = Math.random();
				mesh.scale.x = mesh.scale.y = mesh.scale.z = 2;
				scene.add( mesh );

				// PLANE

				mesh = new THREE.Mesh( new THREE.PlaneBufferGeometry( 100, 100 ), new THREE.MeshBasicMaterial( { color: Math.random() * 0xffffff, side: THREE.DoubleSide } ) );
				mesh.position.y = - 500;
				mesh.scale.x = mesh.scale.y = mesh.scale.z = 2;
				scene.add( mesh );

				// CYLINDER

				mesh = new THREE.Mesh( new THREE.CylinderBufferGeometry( 20, 100, 200, 10 ), new THREE.MeshBasicMaterial( { color: Math.random() * 0xffffff } ) );
				mesh.position.x = - 500;
				mesh.rotation.x = - Math.PI / 2;
				mesh.scale.x = mesh.scale.y = mesh.scale.z = 2;
				scene.add( mesh );

				// POLYFIELD

				var geometry = new THREE.Geometry();
				var material = new THREE.MeshBasicMaterial( { vertexColors: THREE.FaceColors, side: THREE.DoubleSide } );

				for ( var i = 0; i < 100; i ++ ) {

					var v = new THREE.Vector3(
						Math.random() * 1000 - 500,
						Math.random() * 1000 - 500,
						Math.random() * 1000 - 500
					);

					var v0 = new THREE.Vector3(
						Math.random() * 100 - 50,
						Math.random() * 100 - 50,
						Math.random() * 100 - 50
					);

					var v1 = new THREE.Vector3(
						Math.random() * 100 - 50,
						Math.random() * 100 - 50,
						Math.random() * 100 - 50
					);

					var v2 = new THREE.Vector3(
						Math.random() * 100 - 50,
						Math.random() * 100 - 50,
						Math.random() * 100 - 50
					);

					v0.add( v );
					v1.add( v );
					v2.add( v );

					var face = new THREE.Face3(
						geometry.vertices.push( v0 ) - 1,
						geometry.vertices.push( v1 ) - 1,
						geometry.vertices.push( v2 ) - 1,
						null,
						new THREE.Color( Math.random() * 0xffffff )
					);

					geometry.faces.push( face );

				}

				geometry.computeFaceNormals();

				group = new THREE.Mesh( geometry, material );
				group.scale.set( 2, 2, 2 );
				scene.add( group );

				// SPRITES

				var textureLoader = new THREE.TextureLoader();

				textureLoader.load( 'textures/sprite.png', function ( texture ) {

					var material = new THREE.SpriteMaterial( { map: texture, transparent: true } );

					for ( var i = 0; i < 50; i ++ ) {

						var sprite = new THREE.Sprite( material );
						sprite.position.x = Math.random() * 1000 - 500;
						sprite.position.y = Math.random() * 1000 - 500;
						sprite.position.z = Math.random() * 1000 - 500;
						sprite.scale.set( 64, 64, 1 );
						scene.add( sprite );

					}

				} );

				for ( var i = 0; i < 50; i ++ ) {

					var material = new THREE.SpriteMaterial( { color: Math.random() * 0xffffff } );
					var sprite = new THREE.Sprite( material );
					sprite.position.x = Math.random() * 1000 - 500;
					sprite.position.y = Math.random() * 1000 - 500;
					sprite.position.z = Math.random() * 1000 - 500;
					sprite.scale.set( 64, 64, 1 );
					scene.add( sprite );

				}

				// LIGHTS

				var ambient = new THREE.AmbientLight( 0x80ffff );
				scene.add( ambient );

				var directional = new THREE.DirectionalLight( 0xffff00 );
				directional.position.set( - 1, 0.5, 0 );
				scene.add( directional );

				canvasRenderer = new THREE.CanvasRenderer();
				canvasRenderer.setPixelRatio( window.devicePixelRatio );
				canvasRenderer.setSize( width, height );
				document.body.appendChild( canvasRenderer.domElement );

				svgRenderer = new THREE.SVGRenderer();
				svgRenderer.setSize( width, height );
				svgRenderer.setQuality( 'low' );
				document.body.appendChild( svgRenderer.domElement );

				softwareRenderer = new THREE.SoftwareRenderer();
				softwareRenderer.setSize( width, height );
				document.body.appendChild( softwareRenderer.domElement );

				webglRenderer = new THREE.WebGLRenderer( { antialias: true } );
				webglRenderer.setPixelRatio( window.devicePixelRatio );
				webglRenderer.setSize( width, height );
				document.body.appendChild( webglRenderer.domElement );

				stats = new Stats();
				document.body.appendChild( stats.dom );

				//

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

			}

			function onWindowResize() {

				var width = window.innerWidth / 2;
				var height = window.innerHeight / 2;

				camera.aspect = width / height;
				camera.updateProjectionMatrix();

				canvasRenderer.setSize( width, height );
				svgRenderer.setSize( width, height );
				softwareRenderer.setSize( width, height );
				webglRenderer.setSize( width, height );

			}

			//

			function animate() {

				requestAnimationFrame( animate );

				render();
				stats.update();

			}

			function render() {

				var time = Date.now() * 0.0002;

				camera.position.x = Math.sin( time ) * 500;
				camera.position.z = Math.cos( time ) * 500;
				camera.lookAt( scene.position );

				group.rotation.x += 0.01;

				scene.updateMatrixWorld();

				canvasRenderer.render( scene, camera );
				svgRenderer.render( scene, camera );
				softwareRenderer.render( scene, camera );
				webglRenderer.render( scene, camera );

			}

		</script>

	</body>
</html>