jquery实现canvas彩色泡泡旋转交互动画效果代码-html代码-BFW代码库

jquery实现canvas彩色泡泡旋转交互动画效果代码

代码语言：html

所属分类：粒子

代码描述：jquery实现canvas彩色泡泡旋转交互动画效果代码

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">
<style>
    body {
  overflow: hidden;
  margin: 0;
  padding: 0;
  background: hsla(242, 30%, 5%, 1);
}

canvas {
  width: 100%;
}
</style>

</head>
<body>

<canvas id='canv'></canvas>
<script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/jquery-3.2.1.min.js"></script>
<script>
    
    /*
(Book REF) HTML5 Canvas Ch. 5:  Math, Physics, and Animation ::: Uniform Circular Motion
By Steve Fulton and Jeff Fulton
*/
window.requestAnimFrame = (function() {
  return window.requestAnimationFrame ||
    window.webkitRequestAnimationFrame ||
    window.mozRequestAnimationFrame ||
    window.oRequestAnimationFrame ||
    window.msRequestAnimationFrame ||
    function(callback) {
      window.setTimeout(callback, 1000 / 60);
    };
})();
window.addEventListener('load', start, false);

var c,
  $,
  w,
  h,
  msX,
  msY,
  midX,
  midY,
  num = 650,
  parts = [],
  begin = 50,
  repeat = 20,
  end = Math.PI * 2,
  force = null,
  msdn = false;

function start() {
  c = document.getElementById('canv');
  $ = c.getContext('2d');
  w = c.width = window.innerWidth;
  h = c.height = window.innerHeight;
  midX = w / 2;
  midY = h / 2;
  force = Math.max(w, h) * 0.09;
  flow = begin;

  window.requestAnimFrame(create);
  run();
}

function run() {
  window.requestAnimFrame(run);
  go();
}

function Part() {
  this.deg = 0;
  this.rad = 0;
  this.x = 0;
  this.y = 0;
  this.distX = 0;
  this.distY = 0.........完整代码请登录后点击上方下载按钮下载查看