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 webgl - helpers</title>
		<meta charset="utf-8">
		<style>
			body {
				margin: 0px;
				background-color: #000000;
				overflow: hidden;
			}
		</style>
	</head>
	<body>

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

		<script>

			var scene, renderer;
			var camera, light;

			init();
			animate();

			function init() {

				renderer = new THREE.WebGLRenderer();
				renderer.setSize( window.innerWidth, window.innerHeight );
				document.body.appendChild( renderer.domElement );

				//

				camera = new THREE.PerspectiveCamera( 70, window.innerWidth / window.innerHeight, 1, 1000 );
				camera.position.z = 400;

				scene = new THREE.Scene();

				light = new THREE.PointLight();
				light.position.set( 200, 100, 150 );
				scene.add( light );

				scene.add( new THREE.PointLightHelper( light, 5 ) );

				var helper = new THREE.GridHelper( 200, 10 );
				helper.setColors( 0x0000ff, 0x808080 );
				helper.position.y = - 150;
				scene.add( helper );

				var loader = new THREE.JSONLoader();
				loader.load( 'obj/leeperrysmith/LeePerrySmith.js', function ( geometry, materials ) {

					var material = new THREE.MeshLambertMaterial();

					var mesh = new THREE.Mesh( geometry, material );
					mesh.scale.multiplyScalar( 50 );
					scene.add( mesh );

					scene.add( new THREE.FaceNormalsHelper( mesh, 10 ) );
					scene.add( new THREE.VertexNormalsHelper( mesh, 10 ) );

					var helper = new THREE.WireframeHelper( mesh );
					helper.material.depthTest = false;
					helper.material.opacity = 0.25;
					helper.material.transparent = true;
					scene.add( helper );

					scene.add( new THREE.BoxHelper( mesh ) );

				} );

				//

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

			}

			function onWindowResize() {

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

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

			}

			function animate() {

				requestAnimationFrame( animate );

				var time = - performance.now() * 0.0003;

				camera.position.x = 400 * Math.cos( time );
				camera.position.z = 400 * Math.sin( time );
				camera.lookAt( scene.position );

				light.position.x = Math.sin( time * 1.7 ) * 300;
				light.position.y = Math.cos( time * 1.5 ) * 400;
				light.position.z = Math.cos( time * 1.3 ) * 300;

				renderer.render( scene, camera );

			}

		</script>

	</body>
</html>