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

pixels = W:1024 H:1024

x = from -10 to 10 W
y = from -10 to 10 H

t = 28.49

k = sin(sqrt(x*x+y*y)-t*2.0)*3.0
x = x - k
y = y - k
y = y + sin(x-t)*1.2

k = sin(sqrt(x*x+y*y)+t)*0.6
x = x - k
y = y - k
x = x + sin(y*1.4+t)*0.6
    
k = length2(x, y)
x = x/k
y = y/k

r = cos(x-t*0.6)
g = cos(y+y-t*0.7)
b = cos(x+y-t*0.8)
