[vtkusers] How to automatically create polygons for a set of points?

[David Doria]

On Sat, Nov 24, 2012 at 9:34 AM, Wenlong <scc.wwl at gmail.com> wrote:

> Hi, all
>
> I am trying to get some of the points from a polydata model, then use these
> points to form a new polydata model that has lower resolution than the
> original one.
>
> My question is, is there any method in VTK can help me to generate polygons
> for these points?
>
> Thank you very much.
>
> Best regards
> Wenlong
>

It sounds like you are looking for "decimation":

http://www.vtk.org/Wiki/VTK/Examples/Cxx/Meshes/Decimation
http://www.vtk.org/Wiki/VTK/Examples/Cxx/Meshes/QuadricDecimation
http://www.vtk.org/Wiki/VTK/Examples/Cxx/Meshes/QuadricClustering

David
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