该下雪动画效果使用了HTML5中Canvas画布实现,其中涉及了物理学中曲线运动的相关知识与运算。
index.html
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta content="width=device-width,initial-scale=1.0,maximum-scale=1.0,user-scalable=no" name="viewport">
<meta content="yes" name="apple-mobile-web-app-capable">
<meta content="black" name="apple-mobile-web-app-status-bar-style">
<meta content="telephone=no" name="format-detection">
<meta content="email=no" name="format-detection">
<title>Snow</title>
<link rel="stylesheet" href="css/main.css">
</head>
<body>
<canvas id="canvas"></canvas>
<script src="js/snow.js"></script>