#ltlfRn

pixels = W:1024 H:1024

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

c1 = -0.21
c2 = -0.098
tol = 0.05

[Loop Start: 32
d = x*x + y*y
x = 0.5*abs(x)/d + c1
y = 0.5*abs(y)/d + c2
Loop End]

k = abs(x*x + y*y - tol)*2.0

r = sqrt(k)
g = k*k
b = k
