three实现粒子线条球形喷射动画效果代码-html代码-BFW代码库

three实现粒子线条球形喷射动画效果代码

代码语言：html

所属分类：粒子

代码描述：three实现粒子线条球形喷射动画效果代码

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>
<html lang="en">
	<head>
	
		<meta charset="utf-8">
		<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">

	</head>
	<body>

	
		<!-- Import maps polyfill -->
		<!-- Remove this when import maps will be widely supported -->
		<script async type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/es-module-shims.1.3.6.js"></script>


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

		<script type="module">

			import * as THREE from 'three';

			import Stats from '//repo.bfw.wiki/bfwtool/examples/jsm/libs/stats.module.js';

			const SCREEN_WIDTH = window.innerWidth,
				SCREEN_HEIGHT = window.innerHeight,

				r = 450;

			let mouseY = 0,

				windowHalfY = window.innerHeight / 2,

				camera, scene, renderer;

			init();
			animate();

			function init() {

				camera = new THREE.PerspectiveCamera( 80, SCREEN_WIDTH / SCREEN_HEIGHT, 1, 3000 );
				camera.position.z = 1000;

				scene = new THREE.Scene();

				const parameters = [[ 0.25, 0xff7700, 1 ], [ 0.5, 0xff9900, 1 ], [ 0.75, 0xffaa00, 0.75 ], [ 1, 0xffaa00, 0.5 ], [ 1.25, 0x000833, 0.8 ],
					[ 3.0, 0xaaaaaa, 0.75 ], [ 3.5, 0xffffff, 0.5 ], [ 4.5, 0xffffff, 0.25 ], [ 5.5, 0xffffff, 0.125 ]];

				const geometry = createGeometry();

				for ( let i = 0; i < parameters.length; ++ i ) {

					const p = parameters[ i ];

					const material = new THREE.LineBasicMaterial( { color: p[ 1 ], opacity: p[ 2 ] } );

					const line = new THREE.LineSegments( geometry, material );
					line.scale.x = line.scale.y = line.scale.z = p[ 0 ];
					line.userData.originalScale = p[ 0 ];
					line.rotation.y = Math.random() * Math.PI;
					line.updateMatrix();
					scene.add( line );

				}

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

				document.body.style.touchAction = .........完整代码请登录后点击上方下载按钮下载查看