#https://www.shadertoy.com/view/4dSyRd

pixels = W:1024 H:1024

x = from -1 to 1 W
y = from -1 to 1 H

d = x*x + y*y
x = x/d
y = y/d

x = fract(x + 0.5) - 0.5
y = fract(y + 0.5) - 0.5

k = (0.4 + 0.6*tex_noise2(x*2, y*2))

r = k
g = k
b = k

