03B Cosmos Bedzra

############################################################
#EXTRUDING FACE ACCORDING TO A LOCATOR.
############################################################

import maya.cmds as cmds
import math
import random

def magnitude(v):
 x=v[0]
 y=v[1]
 z=v[2]
 m=math.sqrt ((x*x)+(y*y)+(z*z))
 return m

def distance (p1, p2):
 x1=p1[0]
 y1=p1[0]
 z1=p1[1]
 x1=p1[2]
 x2=p1[0]
 y2=p1[1]
 z2=p1[2]
 x= x1-x2
 y= y1-y2
 z= z1-z2
 m= magnitude([x, y, z])
 return m

def ExtrudeToLocator():
 "Extrude based on a distance of a certain Locator"

 selPoly= cmds.filterExpand(sm=12)
 selLoc= cmds.filterExpand(sm=22)
 selPoly= selPoly[0]

 allFaces= cmds.ls(selPoly + ".f[:]", fl=1)

 for face in allFaces:
     vertex= cmds.polyListComponentConversion (face, fromFace=1, toVertex=1)
     vertex= cmds.ls (vertex, fl=1)
     xs= 0
     ys= 0
     zs= 0

     for v in vertex:
         pos= cmds.pointPosition(v)
         x= pos[0]
         y= pos[1]
         z= pos[2]
         xs= xs + x
         ys= ys + y
         zs= zs + z
     centerX= xs/len(vertex)
     centerY= ys/len(vertex)
     centerZ= zs/len(vertex)

     cmds.spaceLocator(p=(centerX, centerY, centerZ))

     posLoc= cmds.pointPosition(selLoc)
     d= distance([centerX, centerY, centerZ], posLoc)
     print d
     #extrude based on distance
     cmds.polyExtrudeFacet(face, ltz=d/1)

#extruding to locator
ExtrudeToLocator()