#https://www.shadertoy.com/view/lsfcD4

pixels = W:1024 H:1024

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

value = (x * sign(y) + y * sign(x)) * sin(x) * sin(y)
color = sin(value) * 3.0
low = abs(color)
med = abs(color) - 1.0
high = abs(color) - 2.0

r = if (color > 0.0, high, med)
g = if (color > 0.0, med, low)
b = if (color > 0.0, low, high)
	


