[vtkusers] traversing a vtkPolyData

[Luca Pamparana]

That is what I needed!

Thanks Kent :)

On 8/6/07, Kent Eschenberg <eschenbe at psc.edu> wrote:
>
> Luca Pamparana wrote:
> > vtkPolyData * out = cutter->GetOutput();
> > Now what I want to do is traverse this output and get all the vertices
> of
> > all the polygons in this vtkPolyData.
>
> From the online documentation it looks like you would want this:
>
> vtkCellArray* CA=out->GetPolys();
> CA->InitTraversal();
> vtkIdType npts;
> vtkIdType *pts;
> while( CA->GetNextCell(npts,pts) ) {
> // do something with pts
> }
>
> Kent
> Pittsburgh Supercomputing Center
>
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