[vtkusers] vtkTriangleStrip and empty vtkSTLWriter output

[Bill Lorensen]

I believe that PLY  and VTK can handle non-triangles.


On Wed, Oct 21, 2015 at 12:13 PM, Sean McBride <sean at rogue-research.com> wrote:
> On Thu, 15 Oct 2015 13:17:42 -0400, Bill Lorensen said:
>
>>I looked at the STLWriter code:
>>
>>1) It reports an error if a polygon is not a triangle.
>>2) It reports nothing if there are triangle strips.
>>
>>At a minimum I think it should handle triangle strips. No need to run
>>triangle filter, I'll decompose the strips on the fly.
>
> Does this cause any inconsistency wrt other similar writers?  For example, I just looked at our exporter code and it basically does:
>
> - create vtkTriangleFilter
> - switch on file type (ply, stl, vtk)
> - create vtkPLYWriter/vtkSTLWriter/vtkPolyDataWriter
>
> I imagine others have similar code.  I admittedly didn't check, but it would be nice if I could remove this vtkTriangleFilter for all cases, and not need it for some but not others...
>
> Cheers,
>
> --
> ____________________________________________________________
> Sean McBride, B. Eng                 sean at rogue-research.com
> Rogue Research                        www.rogue-research.com
> Mac Software Developer              Montréal, Québec, Canada
>
>



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