canvas龙卷风漩涡动画效果代码

代码语言:html

所属分类:动画

代码描述:canvas龙卷风漩涡动画效果代码

代码标签: canvas 龙卷风 漩涡 动画

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>
html, body {
  margin: 0;
  padding: 0;
  overflow: hidden;
}
</style>

  
  
</head>

<body translate="no">
  <canvas id="c">
  
      <script >
const c = document.querySelector('#c');
const ctx = c.getContext('2d');

const dpr = Math.min(2, window.devicePixelRatio);

const makeCtx = (w, h) => {
  const c = document.createElement("canvas");
  const ctx = c.getContext("2d");
  c.width = w;
  c.height = h;

  return ctx;
};

function pseudoRandom(seed) {
  return Math.sin(seed) * 10000 - Math.floor(Math.sin(seed) * 10000);
}

function noise(x, y) {
  const seed = x * 137 + y * 149.........完整代码请登录后点击上方下载按钮下载查看

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