城市漫游特效-html代码-BFW代码库

城市漫游特效

代码语言：html

所属分类：背景

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">

<title> Procedural Canvas cityscape (profile header)</title>
<meta name="viewport" content="width=device-width, initial-scale=1">

<style>
    body {
  background: black;
  margin: 0;
  padding: 0;
  overflow: hidden;
}

canvas {
  background: transparent;
  background-image: linear-gradient(black 20%, #101 30%, #211 40%, #070702 52%, #000 90%, #000 100%);
  background-repeat: no-repeat;
  display: block;
  margin: 0 auto;
  width: 100%;
  max-width: 1800px;
  height: 300px;
}

#vignette {
  background-image: linear-gradient(right, black 0%, transparent 10%, transparent 90%, black 100%);
  position: absolute;
  top: 0;
  left: 50%;
  width: 100%;
  height: 300px;
  max-width: 1800px;
  -webkit-transform: translateX(-50%);
          transform: translateX(-50%);
  z-index: 50;
}

  </style>

</head>
<body translate="no">


<script>
   

// OVERENGINEERED UNOPTIMIZED CANVAS BULLSH*T
// BUT IT'S OKAY SINCE IT'S BLADE RUNNER INNIT

// Some stuff left unoptimized / verbose to show the work.

// TODO:
// - optimize render loop, avoid overdraws, etc
// - smoothly fade rows in on the horizon

// Constants.  Change at own risk
const CANVAS_WIDTH = 900;
const CANVAS_HEIGHT = 300;
const FRAME.........完整代码请登录后点击上方下载按钮下载查看