javascript
/
three.js
дзеркало 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">
		<title>three.js css2d - label</title>
		<link type="text/css" rel="stylesheet" href="main.css">
		<style>
			.label {
				color: #FFF;
				font-family: sans-serif;
				padding: 2px;
				background: rgba( 0, 0, 0, .6 );
			}
		</style>
	</head>
	<body>
		<div id="info"><a href="http://threejs.org" target="_blank" rel="noopener">three.js</a> css2d - label</div>

		<script type="module">
			import {
				AxesHelper,
				Clock,
				DirectionalLight,
				Mesh,
				MeshPhongMaterial,
				PerspectiveCamera,
				Scene,
				SphereBufferGeometry,
				TextureLoader,
				Vector2,
				WebGLRenderer
			} from "../build/three.module.js";

			import { OrbitControls } from './jsm/controls/OrbitControls.js';
			import { CSS2DRenderer, CSS2DObject } from './jsm/renderers/CSS2DRenderer.js';

			var camera, scene, renderer, labelRenderer;

			var clock = new Clock();
			var textureLoader = new TextureLoader();

			var earth, moon;

			init();
			animate();

			function init() {

				var EARTH_RADIUS = 1;
				var MOON_RADIUS = 0.27;

				camera = new PerspectiveCamera( 45, window.innerWidth / window.innerHeight, 1, 1000 );
				camera.position.set( 10, 5, 20 );

				scene = new Scene();

				var dirLight = new DirectionalLight( 0xffffff );
				dirLight.position.set( 0, 0, 1 );
				scene.add( dirLight );

				var axesHelper = new AxesHelper( 5 );
				scene.add( axesHelper );

				//

				var earthGeometry = new SphereBufferGeometry( EARTH_RADIUS, 16, 16 );
				var earthMaterial = new MeshPhongMaterial( {
					specular: 0x333333,
					shininess: 5,
					map: textureLoader.load( 'textures/planets/earth_atmos_2048.jpg' ),
					specularMap: textureLoader.load( 'textures/planets/earth_specular_2048.jpg' ),
					normalMap: textureLoader.load( 'textures/planets/earth_normal_2048.jpg' ),
					normalScale: new Vector2( 0.85, 0.85 )
				} );
				earth = new Mesh( earthGeometry, earthMaterial );
				scene.add( earth );

				var moonGeometry = new SphereBufferGeometry( MOON_RADIUS, 16, 16 );
				var moonMaterial = new MeshPhongMaterial( {
					shininess: 5,
					map: textureLoader.load( 'textures/planets/moon_1024.jpg' )
				} );
				moon = new Mesh( moonGeometry, moonMaterial );
				scene.add( moon );

				//

				var earthDiv = document.createElement( 'div' );
				earthDiv.className = 'label';
				earthDiv.textContent = 'Earth';
				earthDiv.style.marginTop = '-1em';
				var earthLabel = new CSS2DObject( earthDiv );
				earthLabel.position.set( 0, EARTH_RADIUS, 0 );
				earth.add( earthLabel );

				var moonDiv = document.createElement( 'div' );
				moonDiv.className = 'label';
				moonDiv.textContent = 'Moon';
				moonDiv.style.marginTop = '-1em';
				var moonLabel = new CSS2DObject( moonDiv );
				moonLabel.position.set( 0, MOON_RADIUS, 0 );
				moon.add( moonLabel );

				//

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

				labelRenderer = new CSS2DRenderer();
				labelRenderer.setSize( window.innerWidth, window.innerHeight );
				labelRenderer.domElement.style.position = 'absolute';
				labelRenderer.domElement.style.top = 0;
				document.body.appendChild( labelRenderer.domElement );

				var controls = new OrbitControls( camera, labelRenderer.domElement );

			}

			function animate() {

				requestAnimationFrame( animate );

				var elapsed = clock.getElapsedTime();

				moon.position.set( Math.sin( elapsed ) * 5, 0, Math.cos( elapsed ) * 5 );

				renderer.render( scene, camera );
				labelRenderer.render( scene, camera );

			}

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