[vtkusers] Converting Unstructured Grid to Polydata

Berk Geveci berk.geveci at kitware.com
Tue Feb 19 14:15:23 EST 2002


vtkGeometryFilter can extract polygonal data from an unstructured
grid. However, unless all the cells generated by Delauney3D are
2D cells (no tetras), you will lose part of your mesh. 

-Berk

On Tue, 2002-02-19 at 13:54, Pedro Correa Hernandez wrote:
> This is a question someone already asked some time ago as I hace noticed, 
> but that remained unanswered. I wonder if since that time somebody could 
> help me with that:
> 
> I have a Delaunay3D generated mesh from unstructured data, and now I need to 
> decimate and smooth that mesh. However, decimating and calculating normals 
> do not accept unstructured type objects, only polydata. Does anybody know 
> how to operate this conversion?
> 
> Thanks a lot
> 
> Pedro
> 
> 
> 
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