[vtkusers] Is there a special filter to smooth out marching cube meshes?

Bill Lorensen bill.lorensen at gmail.com
Fri Dec 4 08:07:00 EST 2009


The vtk smoothers have a feature angle that can control whether
smoothing is done across "sharp" features.

On Fri, Dec 4, 2009 at 2:03 AM,  <lynx.abraxas at freenet.de> wrote:
> Thanks a lot Bill for Your quick answer.
>
> On 03/12/09 16:49:13, Bill Lorensen wrote:
>> All of the smoothing algorithms keep the mesh closed (if it was to
>> start with) and manifold. As for the second request, that is a very
>> specific. No vtk algorithm exists to do that.
>
> I'd  think  that the normals of adjacent faces from the marching cubes surface
> have discint angles to each other. Is that correct?
> Would it perhaps be possible to take  advantage  of  that  fact  to  create  a
> smoothing  filter  that  smoothes  only adjacent faces if they are oriented to
> each other with these typical angles?
>
> Regards,
> Lynx
>
>
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