Classic perlin noise
Example Links
This is based on the classic variant (not the periodic)
https://github.com/ashima/webgl-noise/blob/master/src/classicnoise2D.glsl
Classic Perlin noise
This is based on the classic variant (not the periodic)
https://github.com/ashima/webgl-noise/blob/master/src/classicnoise2D.glsl
Classic Perlin noise