glsl-fractal-brownian-noise
brownian noise, packed for glslify
usage:
precision mediump float;# fbm3d = require('glsl-fractal-brownian-noise/3d') varying vec2 uv;uniform float t; void
Implimentations adapted from: https://gist.github.com/patriciogonzalezvivo/670c22f3966e662d2f83