[vtkusers] vtkPolyData surface

[David Doria]

On Tue, Jan 25, 2011 at 10:19 AM, Ricardo Uribe Lobello
<ricardouribelobello at gmail.com> wrote:
> Good afternoon,
>
> I want to know if it is possible to extract some topological properties from
> a surface
> built using a vtkPolydata?
> In particular, i would like to know if the surface stored in the polydata
> has a boundary
> in the topological sense, i mean, if the surface is closed or not.
>
> Thanks in advance,
> Ricardo Uribe L.

This may do what you're looking for:
http://www.vtk.org/Wiki/VTK/Examples/Cxx/PolyData/ClosedSurface

David