javascript
/
three.js
镜像自地址 https://github.com/tazdij/three.js.git


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
	<head>
		<title>three.js vr - sandbox</title>
		<meta charset="utf-8">
		<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">
		<link type="text/css" rel="stylesheet" href="main.css">
	</head>
	<body>

		<script src="js/vr/HelioWebXRPolyfill.js"></script>

		<script type="module">

			import * as THREE from '../build/three.module.js';

			import { Lensflare, LensflareElement } from './jsm/objects/Lensflare.js';
			import { Reflector } from './jsm/objects/Reflector.js';
			import { VRButton } from './jsm/webxr/VRButton.js';

			var camera, scene, renderer;

			var reflector;

			init();
			animate();

			function init() {

				var background = new THREE.CubeTextureLoader()
					.setPath( 'textures/cube/MilkyWay/' )
					.load( [ 'dark-s_px.jpg', 'dark-s_nx.jpg', 'dark-s_py.jpg', 'dark-s_ny.jpg', 'dark-s_pz.jpg', 'dark-s_nz.jpg' ] );

				scene = new THREE.Scene();
				scene.background = background;

				camera = new THREE.PerspectiveCamera( 50, window.innerWidth / window.innerHeight, 0.1, 10 );
				camera.position.set( 0, 1.6, 2 );

				var geometry = new THREE.TorusKnotBufferGeometry( 0.4, 0.15, 150, 20 );
				var material = new THREE.MeshStandardMaterial( { roughness: 0.01, metalness: 0.2, envMap: background } );
				var mesh = new THREE.Mesh( geometry, material );
				mesh.position.y = 0.75;
				mesh.position.z = - 2;
				mesh.castShadow = true;
				mesh.receiveShadow = true;
				scene.add( mesh );

				var geometry = new THREE.BoxBufferGeometry( 1.5, 0.1, 1.5 );
				var material = new THREE.MeshPhongMaterial();
				var mesh = new THREE.Mesh( geometry, material );
				mesh.position.y = - 0.2;
				mesh.position.z = - 2;
				mesh.castShadow = true;
				mesh.receiveShadow = true;
				scene.add( mesh );

				var light = new THREE.DirectionalLight( 0x8800ff );
				light.position.set( - 1, 1.5, - 1.5 );
				light.castShadow = true;
				light.shadow.camera.zoom = 4;
				scene.add( light );
				light.target.position.set( 0, 0, - 2 );
				scene.add( light.target );

				// var helper = new CameraHelper( light.shadow.camera );
				// scene.add( helper );

				var light = new THREE.DirectionalLight( 0xff0000 );
				light.position.set( 1, 1.5, - 2.5 );
				light.castShadow = true;
				light.shadow.camera.zoom = 4;
				scene.add( light );
				light.target.position.set( 0, 0, - 2 );
				scene.add( light.target );

				// var helper = new CameraHelper( light.shadow.camera );
				// scene.add( helper );

				// lensflare
				var loader = new THREE.TextureLoader();
				var texture0 = loader.load( "textures/lensflare/lensflare0.png" );
				var texture3 = loader.load( "textures/lensflare/lensflare3.png" );

				var lensflare = new Lensflare();
				lensflare.position.set( 0, 5, - 5 );
				lensflare.addElement( new LensflareElement( texture0, 700, 0 ) );
				lensflare.addElement( new LensflareElement( texture3, 60, 0.6 ) );
				lensflare.addElement( new LensflareElement( texture3, 70, 0.7 ) );
				lensflare.addElement( new LensflareElement( texture3, 120, 0.9 ) );
				lensflare.addElement( new LensflareElement( texture3, 70, 1 ) );
				scene.add( lensflare );

				//

				var geometry = new THREE.PlaneBufferGeometry( 1.4, 1.4 );
				reflector = new Reflector( geometry, {
					textureWidth: window.innerWidth * window.devicePixelRatio,
					textureHeight: window.innerHeight * window.devicePixelRatio
				} );
				reflector.position.x = 1;
				reflector.position.y = 0.5;
				reflector.position.z = - 3;
				reflector.rotation.y = - Math.PI / 4;
				scene.add( reflector );

				var geometry = new THREE.BoxBufferGeometry( 1.5, 1.5, 0.1 );
				var material = new THREE.MeshPhongMaterial();
				var mesh = new THREE.Mesh( geometry, material );
				mesh.position.z = - 0.07;
				mesh.castShadow = true;
				mesh.receiveShadow = true;
				reflector.add( mesh );

				//

				renderer = new THREE.WebGLRenderer( { antialias: true } );
				renderer.autoClear = false;
				renderer.setPixelRatio( window.devicePixelRatio );
				renderer.setSize( window.innerWidth, window.innerHeight );
				renderer.shadowMap.enabled = true;
				renderer.xr.enabled = true;
				document.body.appendChild( renderer.domElement );

				document.body.appendChild( VRButton.createButton( renderer ) );

				//

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

			}

			function onWindowResize() {

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

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

			}

			function animate() {

				renderer.setAnimationLoop( render );

			}

			function render() {

				var time = performance.now() * 0.0002;
				var mesh = scene.children[ 0 ];
				mesh.rotation.x = time * 2;
				mesh.rotation.y = time * 5;

				renderer.render( scene, camera );

			}

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