#https://www.shadertoy.com/view/Mlc3zl

pixels = W:1024 H:1024

x = from 0 to 256 W
y = from 0 to 256 H

t = x*0.12 - y*0.07
y = 0.14*y
x = t

m = sin(10000*length2(ceil(x), ceil(y)))
n = if (m < -0.5, y, -x-y)
w = if (m > 0.5, x, n)
k = smoothstep(0.8, 1.0, 0.1/ fract(w))

r = k
g = k
b = k
