OpenGL2 backend and vtkCompositePolyDataMapper2 randomly fails to update with modified vtkPoints
I'm guessing this is relate to #17165 (closed).
See example here: test2.py
Note, the script does some random allocations hoping to change memory addresses between runs, as that seems to have an effect.
With the OpenGL backend, I consistently get this resulting image:
With the OpenGL2 backend, I randomly get the correct image, or the wrong image as shown here:
Edited by Clinton Stimpson