#https://www.shadertoy.com/view/XsjSR3

pixels = W:1024 H:1024

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

rad = iq_fbm2(x, y)
rad = mix(0.2, 0.8, rad)
x = x + 0.02 * rad
y = y + 0.02 * rad
    
qx = iq_fbm2(x, y)
qy = iq_fbm2(x*2, y*2)
    
qx = qx + 0.03 * rad
qy = qy + 0.02 * rad
    
rx = iq_fbm2(qx, qy)
ry = iq_fbm2(qx*2, qy*2)
    
f = iq_fbm2(rx, ry)

r = f
g = r
b = r
	


