script mod

# moded version of this script
# http://forums.cgsociety.org/showthread.php?f=89&t=1030071

from pymel.core import*
import maya.cmds as mc
import random as r
import time

# Get face locations
#
def getFace(a): # a = selection, b = face array, c = face place array
    x = 0
    b = [] # array for selecting faces
    c = [] # array for face Locations
    for face in a.f:
        b.append(face) #add face to array
        select(b[x])
        mc.setToolTo('Move')
        c.append(mc.manipMoveContext('Move', q=True, p=True,m=2))
        select(cl=1)
        x += 1
    return b, c

# ========================================================================#
# This thing replaces the getFace(a) function and is ~ 4x faster
#
import maya.OpenMaya as om
def apiGetFaceCenters(obj):
    sel = om.MSelectionList()
    sel.add(obj)
    dag = om.MDagPath()
    sel.getDagPath(0, dag)
    mit = om.MItMeshPolygon(dag)

    b = []
    c = []

    while not mit.isDone():
        ind = mit.index()
        b.append(ind)
        c.append( [mit.center(om.MSpace.kWorld)[i] for i in range(3)] )
        mit.next()
    return c
# ========================================================================#

#
# For every face in selected object, duplicate selected object at face.
#
def inctancer(a,b):# a= copy obj, b = location , returns list of duplicated objs
    z = .5
    x = 0
    c = []
    for place in b:
        randoTx = r.randint(1,5)
        randoTy = r.uniform(1,5)
        randoTx = r.randint(1,5)
        randoSx = r.uniform(.2,.4)
        randoRx = r.randint(0,360)
        randoRy = r.randint(0,360)
        randoRz = r.randint(0,360)

        #refresh(cv=1) - Enabling this slows down the script at least 5x times on my machine
        #cycleCheck(e=0) - this is global so you need to call it just once !!!

        c.append(duplicate(a, n ='{0}_copy_{1}'.format(a,x)))
        move(c[x][0],b[x][0],b[x][1],b[x][2], ls=1,a=1)
        normalConstraint(a,c[x][0]  , w=1, aim = (0,1,0), u = (0,1,0), wut = "scene",n = 'tempNrml')
        delete('tempNrml')
        move(c[x][0],0,.3,0,os=1,r=1)
        rotate(c[x][0],0,randoRy,0, os=1, r=1)
        scale(c[x][0],randoSx,randoSx,randoSx,r=1)
        x += 1
    return c

start = time.clock()
sl = selected()
x = 1

cycleCheck(e=0)

method = 0 # 0 - uses the original function, 1 - api face center function

for i in sl:
    print "on:",x,"of",len(sl)
    c = []
    b= []
    if method == 0: b, c = getFace(i) #~Took 1.38 somethings for 400f sphere
    else: c = apiGetFaceCenters(i) #~Took 1.01 somethings for 400f shere
    level_1 = inctancer(i,c)
    scale(i, .8,.8,.8, r=1)
    rotate(i, 45,45,45, r=1)
    x += 1
print 'done'
elapsed = (time.clock() - start)
print 'Took',elapsed, 'somethings'