canvas实现粒子流光动画效果代码
代码语言:html
所属分类:粒子
代码描述:canvas实现粒子流光动画效果代码
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>
<head>
<meta charset="utf-8">
<style>
body,html{position:absolute;margin:0;padding:0;width:100%;height:100%;overflow:hidden;}canvas{position:absolute;width:100%;height:100%;background:#000;cursor:pointer;}
</style>
</head>
<body>
<div></div>
<script>
{
class Particle {
constructor() {
this.damp = 0.00002;
this.accel = 100;
this.init();
}
init() {
this.x = Math.random() * canvas.width;
this.y = Math.random() * canvas.height;
this.vx = this.accel * (Math.random() - Math.random());
this.vy = this.accel * (Math.random() - Math.random());
}
step() {
for (const a of attractors) {
const dx = a.x - this.x;
const dy = a.y - this.y;
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