[vtk-developers] vtkPolyDataConnectivityFilter (repost for plain text)

[Will Schroeder]

Damion-

Please send the patch. I don't recall being able to set a threshold, this is
a great idea.

W

On Tue, Feb 22, 2011 at 1:33 PM, <dshelton at 3rivers3d.com> wrote:

> Hi,
>
> Sorry for the duplicate post... I forgot to turn off HTML mail.
>
> vtkPolyDataConnectivityFilter doesn't seem to support extracting
> connected poly components by region size, other than restricting
> extraction to the largest region. With our 3D scanner data, it's useful
> to reject connected components smaller than a certain size, as these are
> indicative of scan noise. Is there an existing best practice with this
> filter to achieve that result? The ivar RegionSizes contains the
> information required to perform this sort of extraction, but it is not
> exposed to the outside world.
>
> If there is not an existing best practice, I've written a patch against
> 5.6.0 that adds a new extraction mode "SizeThreshold" that I'm happy to
> contribute.
>
> Thanks,
> Damion
>
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William J. Schroeder, PhD
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