##
# Menger Sponge
# p01 2010
# Maya python script
##

from maya.cmds import *
from math import *

def mengerSponge(x, y, z, sz, it, lvl=0):
    if lvl==it:
        polyCube(w=sz, h=sz, d=sz)
        move(x, y, z)
    else:
        s = sz / 3.0;
        for i in range(-1, 2):
            for j in range(-1, 2):
                for k in range(-1 ,2):
                    sum = abs(i) + abs(j) + abs(k)
                    if(sum and sum!=1):
                        mengerSponge(x+i*s,y+j*s,z+k*s,s,it,lvl+1)

def run(it=0, sz=50.0):
    if objExists('pCube1'):
        select(all=True)
        delete()
    mengerSponge(0, 0, 0, sz, it)
    select(cl=True)
    viewFit()

def win():	
    window(t='Menger Sponge')
    columnLayout(rs=20)
    intSliderGrp(l='Iteration',
        field=1, min=0, max=3, v=0,
        cc=lambda x:run(int(x)))
   
run()
win()