[vtk-developers] Bug in scalar color mapping?

[Utkarsh Ayachit]

> So now, the question is why vtkDataSetMapper is giving different
> results than vtkPolyDataMapper.

That's easy. The vtkDataSetMapper doesn't seem to pass all the iVar
values to the internal vtkPolyDataMapper. Hence the ScalarMaterialMode
set on vtkDataSetMapper is lost.

I'll add a test and push the patch I sent to gerrit soon.

Utkarsh