[vtkusers] Removing cells inside solids !

[Sebastien Auclair]

I gave the square example because it is easy to explain.
The real case involves polylines that needs to be tesselated in order to be
extruded !

Thanks !
_____________________________
Seb

----- Original Message -----
From: <David.Pont at ForestResearch.co.nz>
To: "Sebastien Auclair" <sxa at fluent.com>
Cc: <vtkusers at public.kitware.com>
Sent: Monday, June 02, 2003 6:08 PM
Subject: Re: [vtkusers] Removing cells inside solids !


>
> Hi Sebastien,
>    what about using vtkFeatureEdges with BoundaryEdgesOn (and the others
> off) on the 'square', before extruding?
> regards
>      Dave Pont
>
>
> |--------+--------------------------------->
> |        |          "Sebastien Auclair"    |
> |        |          <sxa at fluent.com>       |
> |        |          Sent by:               |
> |        |          vtkusers-admin at public.k|
> |        |          itware.com             |
> |        |                                 |
> |        |                                 |
> |        |          03/06/2003 08:26       |
> |        |                                 |
> |--------+--------------------------------->
>
>---------------------------------------------------------------------------
---------------------------------|
>   |
|
>   |      To:     <vtkusers at public.kitware.com>
|
>   |      cc:
|
>   |      Subject:     [vtkusers] Removing cells inside solids !
|
>
>---------------------------------------------------------------------------
---------------------------------|
>
>
>
>
> Sorry for this repost but we never had any answers and it is now becoming
a
> critical issue for us.
>
> Is there a filter that would remove the facets inside a solid ?
>
> Let say i have a square formed with two triangles. (See attached image )
> I extrude this square to get a cube.
> Because ALL edges are extruded to produce facets, the resulting cube will
> have an unacessary internal diagonal facet.
>
> Is there a vtkFilter that could remove those internal topologies ?
>
> Thanks !
> _____________________________________
> Seb
>
> (See attached file: cube.jpg)
>
>