Hi Alan,
I was working on a filter that was similar to this. If I remember correctly
it could handle both vtkRectilinearGrids and vtkImageDatas (it definitely
couldn't handle vtkStructuredGrids, vtkPolyDatas or vtkUnstructuredGrids).
It also worked in parallel (or was supposed to). I never quite p
I have a user that has a 3d object, with variables in this 3d space. For
instance, a cube, with a variable (say temperature) at a high in the center of
the sphere, and a low at the corners. This user wants to look down one axis
(say the X axis), and sum or integrate all of the variables from t
