原生js模拟粒子自由落体碰撞运动效果-html代码-BFW代码库

原生js模拟粒子自由落体碰撞运动效果

代码语言：html

所属分类：粒子

代码描述：原生js模拟粒子自由落体碰撞运动效果

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">

<style>
* {
  margin: 0;
  padding: 0;
  color: #000;
  -webkit-user-select: none;
     -moz-user-select: none;
      -ms-user-select: none;
          user-select: none;
}

canvas#canvas {
  display: block;
  background: #F4F5F7;
}

ul#navigation {
  position: absolute;
  height: 100%;
  top: 0;
  right: 0;
  text-align: center;
  margin-right: 1.6rem;
  font-size: 0.8rem;
  -webkit-writing-mode: vertical-rl;
      -ms-writing-mode: tb-rl;
          writing-mode: vertical-rl;
}

ul#navigation > li {
  display: inline-block;
}
</style>

</head>
<body translate="no">
<canvas id="canvas">Canvas not supported.</canvas>
<ul id="navigation">
<li>Scroll up, down, and click.</li>
</ul>

<script >
(function () {
  'use strict';
  window.addEventListener('load', function () {
    var canvas = document.getElementById('canvas');

    if (!canvas || !canvas.getContext) {
      return false;
    }

    /********************
        Random Number
      ********************/

    function rand(min, max) {
      return Math.floor(Math.random() * (max - min + 1) + min);
    }

    /********************
        Var
      ********************/

    var colors = ['rgb(1, 1, 1)', 'rgb(78, 196, 193)', 'rgb(236, 86, 107)', 'rgb(229, 227, 53)'];
    var ctx = canvas.getContext('2d');
    var X = canvas.width = window.innerWidth;
    var Y = canvas.height = window.innerHeight;
    var mouseX .........完整代码请登录后点击上方下载按钮下载查看