pixels = W:2048 H:1024

u = from (0) to (2*PI) W
v = from (-PI/2) to (PI/2) H

r = 10

x = r*sin(u)*cos(v)
z = r*cos(u)*cos(v)
y = r*sin(v)

s = 1
h = earth_3d(x*s, y*s, z*s)

c = planet_biome_color(x, y, z, h)
r = parse_red(c)
g = parse_green(c)
b = parse_blue(c)
