three实现三维海底光线散射波纹动画效果代码-html代码-BFW代码库

three实现三维海底光线散射波纹动画效果代码

代码语言：html

所属分类：三维

代码描述：three实现三维海底光线散射波纹动画效果代码

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


  
</head>

<body translate="no">
  <script type="importmap">
  {
    "imports": {
      "three": "https://unpkg.com/three@0.173.0/build/three.module.js",
      "three/addons/": "https://unpkg.com/three@0.173.0/examples/jsm/"
    }
  }
</script>
<script>
  let noise = `// 3D simplex noise adapted from https://www.shadertoy.com/view/Ws23RD
// * Removed gradient normalization

vec4 mod289(vec4 x)
{
    return x - floor(x / 289.0) * 289.0;
}

vec4 permute(vec4 x)
{
    return mod289((x * 34.0 + 1.0) * x);
}

vec4 snoise(vec3 v)
{
    const vec2 C = vec2(1.0 / 6.0, 1.0 / 3.0);

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

    // 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);

    vec3 x1 = x0 - i1 + C.x;
    vec3 x2 = x0 - i2 + C.y;
    vec3 x3 = x0 - 0.5;

    // Permutations
    vec4 p =
      permute(permute(permute(i.z + vec4(0.0, i1.z, i2.z, 1.0))
                            + i.y + vec4(0.0, i1.y, i2.y, 1.0))
                 .........完整代码请登录后点击上方下载按钮下载查看