canvas+webgl随机屏保动画效果代码-html代码-BFW代码库

canvas+webgl随机屏保动画效果代码

代码语言：html

所属分类：动画

代码描述：canvas+webgl随机屏保动画效果代码

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 {
  height: 100vh;
  margin: 0;
}
body,
html {
  overflow: hidden;
}
</style>



  
  
</head>

<body translate="no">
  <canvas id="glcanvas"></canvas>
  <script id="vertex-shader" type="x-shader/x-vertex">
    attribute vec2 a_position;
    void main() {
      gl_Position = vec4(a_position, 0.0, 1.0);
    }
  </script>
<script id="fragment-shader" type="x-shader/x-fragment">
#ifdef GL_ES
precision mediump float;
#endif

uniform vec2 u_resolution;
uniform float u_time;

float hash(vec2 p) {
    return fract(sin(dot(p, vec2(127.1, 311.7))) * 43758.5453123);
}

vec3 palette(float t) {
    vec3 a = vec3(0.0, 0.0, 0.45);
    vec3 b = vec3(0.5, 0.3, 0.12);
    vec3 c = vec3(0.23, 0.9, 0.7);
    vec3 d = vec3(0.6, 0.3, 0.2);
    return a + b * cos(6.28318 .........完整代码请登录后点击上方下载按钮下载查看