On Mon, Dec 6, 2010 at 10:13 PM, Ambar C <ambarc at gmail.com> wrote: > Hi, I'm just looking for a method to encapsulate some vtkPolyData so > that I can satisfy someone else's function prototype. I didn't realise > vtkPolyDataAlgorithm was abstract. What would be the best envelope for > this? What is their prototype? David