constraint normals of objects to surface vertices

maya_normalsConstraintTest_v01_001_20161007.py

'''
constraints objects to normal of each vertex
constraints to face normals are exactly the same procedure
'''
from pymel.core import *
def normalsTest(inObj):
    sel=inObj
    grpName = group(empty=True)
    ptsList = inObj.getShape().getPoints(space='world')
    loc = spaceLocator()
    loc.getShape().localScale.set([0.1]*3)
    cube = polyCube()[0]
    for x in xrange(len(ptsList)):
        cubeDup = duplicate(cube)[0]
        xform(cubeDup, ws=True, scale=[.1]*3, t=ptsList[x])
        parent(cubeDup, grpName)
        
        nConstr = normalConstraint(inObj.getShape().vtx[x], cubeDup,
            weight=1, aimVector=[1, 0, 0], upVector=[0, 1, 0], worldUpType='scene')
        delete(nConstr)
    delete(cube)
    return

normalsTest(polySphere()[0])