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


			
				
					
						
						
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							<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
		<link type="text/css" rel="stylesheet" href="main.css">
		<style>
			body {
				color: #000;
			}
			a {
				color: #080;
			}
		</style>
	</head>
	<body>
		<div id="info"><a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> css3d - sandbox</div>

		<!-- Import maps polyfill -->
		<!-- Remove this when import maps will be widely supported -->
		<script async src="https://unpkg.com/[email protected]/dist/es-module-shims.js"></script>

		<script type="importmap">
			{
				"imports": {
					"three": "../build/three.module.js"
				}
			}
		</script>

		<script type="module">

			import * as THREE from 'three';

			import { TrackballControls } from './jsm/controls/TrackballControls.js';
			import { CSS3DRenderer, CSS3DObject } from './jsm/renderers/CSS3DRenderer.js';

			let camera, scene, renderer;

			let scene2, renderer2;

			let controls;

			init();
			animate();

			function init() {

				camera = new THREE.PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 1, 1000 );
				camera.position.set( 200, 200, 200 );

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

				scene2 = new THREE.Scene();

				const material = new THREE.MeshBasicMaterial( { color: 0x000000, wireframe: true, wireframeLinewidth: 1, side: THREE.DoubleSide } );

				//

				for ( let i = 0; i < 10; i ++ ) {

					const element = document.createElement( 'div' );
					element.style.width = '100px';
					element.style.height = '100px';
					element.style.opacity = ( i < 5 ) ? 0.5 : 1;
					element.style.background = new THREE.Color( Math.random() * 0xffffff ).getStyle();

					const object = new CSS3DObject( element );
					object.position.x = Math.random() * 200 - 100;
					object.position.y = Math.random() * 200 - 100;
					object.position.z = Math.random() * 200 - 100;
					object.rotation.x = Math.random();
					object.rotation.y = Math.random();
					object.rotation.z = Math.random();
					object.scale.x = Math.random() + 0.5;
					object.scale.y = Math.random() + 0.5;
					scene2.add( object );

					const geometry = new THREE.PlaneGeometry( 100, 100 );
					const mesh = new THREE.Mesh( geometry, material );
					mesh.position.copy( object.position );
					mesh.rotation.copy( object.rotation );
					mesh.scale.copy( object.scale );
					scene.add( mesh );

				}

				//

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

				renderer2 = new CSS3DRenderer();
				renderer2.setSize( window.innerWidth, window.innerHeight );
				renderer2.domElement.style.position = 'absolute';
				renderer2.domElement.style.top = 0;
				document.body.appendChild( renderer2.domElement );

				controls = new TrackballControls( camera, renderer2.domElement );

				window.addEventListener( 'resize', onWindowResize );

			}

			function onWindowResize() {

				camera.aspect = window.innerWidth / window.innerHeight;

				camera.updateProjectionMatrix();

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

				renderer2.setSize( window.innerWidth, window.innerHeight );

			}

			function animate() {

				requestAnimationFrame( animate );

				controls.update();

				renderer.render( scene, camera );
				renderer2.render( scene2, camera );

			}

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