[vtkusers] extracted surface mesh

[David Doria]

On Tue, Aug 30, 2011 at 8:52 AM, oka <oka at bpe.es.osaka-u.ac.jp> wrote:
> Dear users,
>
> I extracted surface by PolyDataConnectivityFilter
> and want to get the mesh to reduce the number of
> vertices. Probably decimate is probable.
> How can I apply vtkDecimate to the mesh
> from PolyDataConnectivityFilter or could you
> show me any examples suitable ?
>
> Best regards,
>
> Oka

Here is an example of how to get something from the PolyDataConnectivityFilter:
http://www.vtk.org/Wiki/VTK/Examples/Cxx/PolyData/vtkPolyDataConnectivityFilter_LargestRegion

and here are some ways to decimate a mesh:

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