canvas+webgl实现三维玻璃水晶球旋转动画效果代码-html代码-BFW代码库

canvas+webgl实现三维玻璃水晶球旋转动画效果代码

代码语言：html

所属分类：三维

代码描述：canvas+webgl实现三维玻璃水晶球旋转动画效果代码

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">

  <meta name="viewport" content="width=device-width, initial-scale=1">
  
  
  
<style>
* {
  box-sizing: border-box;
}

html,
body {
  position: relative;
  margin: 0;
  min-height: 100vh;
  overflow: hidden;

  background: repeating-radial-gradient(
    circle at center,
    #444 0 10%,
    #111 10% 20%
  );

  touch-action: none;
}

canvas {
  width: 100%;
  height: auto;
  object-fit: contain;
}
</style>



</head>

<body  >
  <canvas id="canvas"></canvas>
 
  
      <script  >
/*********
 * made by Matthias Hurrle (@atzedent)
 */

/** @type {HTMLCanvasElement} */
const canvas = window.canvas;
const gl = canvas.getContext('webgl');
const dpr = window.devicePixelRatio;

const vertexSource = `
 #ifdef GL_FRAGMENT_PRECISION_HIGH
  precision highp float;
  #else
  precision mediump float;
  #endif
 
  attribute vec2 position;
 
  void main(void)
  {
    gl_Position = vec4(position, 0., 1.);
  }
`;
const fragmentSource = `
/*********
 * made by Matthias Hurrle (@atzedent)
 */

#ifdef GL_FRAGMENT_PRECI.........完整代码请登录后点击上方下载按钮下载查看