three+webgl实现三维水晶山脉起伏动画代码-html代码-BFW代码库

three+webgl实现三维水晶山脉起伏动画代码

代码语言：html

所属分类：三维

代码描述：three+webgl实现三维水晶山脉起伏动画代码

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{
  overflow: hidden;
  margin: 0;
}
</style>

  
</head>

<body translate="no">
  <script type="importmap">
  {
    "imports": {
      "three": "https://unpkg.com/three@0.183.0/build/three.module.js",
      "three/addons/": "https://unpkg.com/three@0.183.0/examples/jsm/"
    }
  }
</script>
<script>
  const noise = `
  //	Simplex 3D Noise 
//	by Ian McEwan, Stefan Gustavson (https://github.com/stegu/webgl-noise)
//
vec4 permute(vec4 x){return mod(((x*34.0)+1.0)*x, 289.0);}
vec4 taylorInvSqrt(vec4 r){return 1.79284291400159 - 0.85373472095314 * r;}

float snoise(vec3 v){ 
  const vec2  C = vec2(1.0/6.0, 1.0/3.0) ;
  const vec4  D = vec4(0.0, 0.5, 1.0, 2.0);

// First corner
  vec3 i  = floor(v + dot(v, C.yyy) );
  vec3 x0 =   v - i + dot(i, C.xxx) ;

// Other corners
  vec3 g = step(x0.yzx, x0.xyz);
  vec3 l = 1.0 - g;
  vec3 i1 = min( g.xyz, l.zxy );
  vec3 i2 = max( g.xyz, l.zxy );

  //  x0 = x0 - 0. + 0.0 * C 
  vec3 x1 = x0 - i1 + 1.0 * C.xxx;
  vec3 x2 = x0 - i2 + 2.0 * C.xxx;.........完整代码请登录后点击上方下载按钮下载查看