#https://www.shadertoy.com/view/XsX3D4

pixels = W:1024 H:1024

x = from -2 to 2 W
y = from -2 to 2 H

t = 5
k = 5
m =2.5

w = sin(t+m*sqrt(x*x + y*y)*cos(x))
z = cos(k*atan2(y,x) + 1.8*w)

r  = 1.5*z
g  = 3.0*z
b  = 12.0*z
