VTK/Examples/Python/Arrays/GetValues
From KitwarePublic
Seems to work, but segfaults at the end?
GetValues.py
import vtk from vtk import * #setup sphere sphereSource = vtk.vtkSphereSource() sphereSource.Update() polydata = vtk.vtkPolyData() polydata.ShallowCopy(sphereSource.GetOutput()) normals = polydata.GetPointData().GetNormals(); normal0 = normals.GetTuple3(0); print "Normal0: " + str(normal0[0]) + " " + str(normal0[1]) + " " + str(normal0[2])