rgba+webgl实现丝绸布料折叠动画效果代码
代码语言:html
所属分类:动画
代码描述:rgba+webgl实现丝绸布料折叠动画效果代码
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">
</head>
<body translate="no">
<script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/rgba.js"></script>
<script >
/* Alexandr Korotaev, feel free to reach out me here: lekzd@mail.ru */
RGBA(`
// Classic Perlin 3D Noise
// by Stefan Gustavson
//
vec4 permute(vec4 x){return mod(((x*34.0)+1.0)*x, 289.0);}
vec4 taylorInvSqrt(vec4 r){return 1.79284291400159 - 0.85373472095314 * r;}
vec4 fade(vec4 t) {return t*t*t*(t*(t*6.0-15.0)+10.0);}
float cnoise(vec4 P){
vec4 Pi0 = floor(P); // Integer part for indexing
vec4 Pi1 = Pi0 + 1.0; // Integer part + 1
Pi0 = mod(Pi0, 289.0);
Pi1 = mod(Pi1, 289.0);
vec4 Pf0 = fract(P); // Fractional part for interpolation
vec4 Pf1 = Pf0 - 1.0; // Fractional part - 1.0
vec4 ix = vec4(Pi0.x, Pi1.x, Pi0.x, Pi1.x);
vec4 iy = vec4(Pi0.yy, Pi1.yy);
vec4 iz0 = vec4(Pi0.zzzz);
vec4 iz1 = vec4(Pi1.zzzz);
vec4 iw0 = vec4(Pi0.wwww);
vec4 iw1 = vec4(Pi1.wwww);
vec4 ixy = permute(permute(ix) + iy);
vec4 ixy0 = permute(ixy + iz0);
vec4 ixy1 = permute(ixy + iz1);
vec4 ixy00 = permute(ixy0 + iw0);
vec4 ixy01 = permute(ixy0 + iw1);
vec4 ixy10 = permute(ixy1 + iw.........完整代码请登录后点击上方下载按钮下载查看
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