[vtkusers] Merge boundary edges filter/method?

Dean Inglis inglis.dl at gmail.com
Thu Jun 6 13:50:10 EDT 2019


Hi Andy,

it looks like the only way you could merge is to subdivide a larger
triangle in a "fan" so that its long adjacent edge is subdivided to match
the
smaller triangles.

- Dean


On Thu, Jun 6, 2019 at 12:28 PM andyjk <andrewkeeling at hotmail.com> wrote:

> I am subdividing part of a mesh by extracting those cells, subdividing,
> then
> using AppendPolyData filter to patch it back in exactly to the hole it
> left.
> However, this leaves boundary edges as shown below in green (even after
> CleanPolyData filter), where there is obviously a mismatch in
> triangulation.
>
> Is there any filter that can merge edges which are on top of eachother
> (just
> as cleanpolydata does for points) ?
> <http://vtk.1045678.n5.nabble.com/file/t325404/boundaries.png>
>
>
>
>
>
>
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