#https://www.shadertoy.com/view/4lf3Rl

pixels = W:1024 H:768

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

t = 16.29

viewAngle = 1.0
speed = 1.0
rate = 5.0
baseamp = 0.10

x = speed*viewAngle*t - rate*x
base = (1.0 + cos(x*2.5 + t)) * (1.0 + sin(x*3.5 + t))
z = fract(0.05*x)
z = max(z, 1.0-z)
z = pow(z, 20.0)
pulse = exp(-10.0 * z)

o = pow(clamp(1.0-abs(y-(baseamp*base+pulse-0.5)), 0.0, 1.0), 16.0)
r = 0.6*o
g = 0.7*o
b = 0.8*o
