pixels = W:1024 H:1024

x = from 0 to 64 W
y = from 0 to 64 H

r = hexagon_noise2(x, y)*0.5
r = r + hexagon_noise2(x*2, y*2)*0.25
r = r + hexagon_noise2(x*4, y*4)*0.125
r = r + hexagon_noise2(x*8, y*8)*0.0625
g = r
b = r
