webgl+twgl实现三维彩虹管状穿越GLSL 片段着色器代码-html代码-BFW代码库

webgl+twgl实现三维彩虹管状穿越GLSL 片段着色器代码

代码语言：html

所属分类：三维

代码描述：webgl+twgl实现三维彩虹管状穿越GLSL 片段着色器代码

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>
html {
  height: 100%;
}
body {
  background: #333;
  overflow: hidden;
  padding: 0;
  margin: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
}
canvas {
  height: 100%;
  width: 100%;
  margin: auto;
}
</style>

  
  
</head>

<body>
  <canvas id="canvas"></canvas>
<!-- VertexShader code here -->
<script id="vertexShader" type="x-shader/x-vertex">#version 300 es
precision highp float;
  in vec4 position;

  void main() {
    gl_Position = vec4( position );
  }
</script>

<!-- FragmentShader code here -->
<script id="fragmentShader" type="x-shader/x-fragment">#version 300 es
precision highp float;
out vec4 fragColor;
uniform vec2 u_resolution;
uniform float u_time;
uniform vec4 u_mouse;
  
#define R           u_resolution
#define T           u_time
#define M           u_mouse
#define PI          3.141592653
#define PI2         6.283185307

#define MAX_DIST   70.
#define MIN_DIST   1e-3

mat2 rot(float a){return mat2(cos(a),sin(a),-sin(a),cos(a));}
float hash21(vec2 p){return frac.........完整代码请登录后点击上方下载按钮下载查看