#https://www.shadertoy.com/view/MsK3zG

pixels = W:1024 H:1024

x = from -4 to 4 H
y = from -4 to 4 W

t = 9.22
m = 0.5
n = 0.5

r = x
g = y
b = 1.5-m+0.04*sin(t)

[loop start:32
d = r*r + g*g + b*b
r = 1.3*abs(r/d - 1)
k = g
g = 1.0*abs(b/d - 1)
b = 0.777*abs(k/d - n*0.3)
loop end]


