# File: surface_sphere.py
# Author: Petr Sorfa
# Desc: A surface is used to create a sphere.

import am
import math

am.begin()

sphere_res = 6

am.surface_begin()

for angle0 in range(sphere_res):
    ang0 = math.pi*angle0/(sphere_res-1) + math.pi/2.0
    x0 = math.cos (ang0)
    y0 = math.sin (ang0)

    row = []
    for angle1 in range(sphere_res):
        ang1 = math.pi*2*angle1/(sphere_res)
        x1 = x0*math.cos (ang1)
        y1 = x0*math.sin (ang1)

        row += [x1, y0, y1]

    am.surface_add_row (row)

am.surface_set_closed ()
am.surface_end()

am.end()