[vtkusers] Remove duplicate triangles in vtkPolyData

[Luca Pallozzi Lavorante]

Hi Kenichiro, the code worked perfectly! Is your class going to be
incorporated into VTK versions newer than 7.0?


   Many thanks

        Luca

On Fri, May 26, 2017 at 1:54 PM, Luca Pallozzi Lavorante <
lplavorante at gmail.com> wrote:

> Hi Kenichiro, thank you very much for the code. I will use it and let you
> know how it worked.
>
>    Luca
>
> On Fri, May 26, 2017 at 1:06 AM, kenichiro yoshimi <
> rccm.kyoshimi at gmail.com> wrote:
>
>> Hi,
>>
>> I have a filter to remove duplicate polygons which is created with
>> reference to the filter vtkCleanUnstructuredGridCells in ParaView. I
>> have attached the sample. I hope this will help you in some way.
>>
>> Thanks,
>>
>> 2017-05-25 21:47 GMT+09:00 Luca Pallozzi Lavorante <lplavorante at gmail.com
>> >:
>> > Good morning,
>> > I would like to know if there any VTK (7.0) class to remove duplicate
>> > triangles in a vtkPolyData. Actually, the duplicate triangles are the
>> output
>> > of the following pipeline:
>> >
>> > vtkUnstructuredGrid -> vtkDataSetSurfaceFilter
>> >
>> > My original  data is a geological layer which can have zero thickness in
>> > some portions. When this happens, vtkDataSetSurfaceFilter returns a
>> > vtkPolyData mesh with duplicated triangles. When I apply
>> vtkPolyDataNormals
>> > to this mesh, the duplicated triangles do not appear smooth. So I
>> though I
>> > could use vtkCleanPolyData, but it did not work.
>> >
>> >  Thanks in advance for any help.
>> >
>> >       Luca Pallozzi Lavorante
>> >
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