[Paraview] holes in distributed polydata

Berk Geveci berk.geveci at kitware.com
Fri Dec 4 14:48:19 EST 2009


Ouch. That's very distributed :-) Does the problem go away when you
decrease the number of partitions?

On Thu, Dec 3, 2009 at 10:55 AM, burlen <burlen.loring at gmail.com> wrote:
> I'm seeing lines where the background shows through a surface polydata of
> quads. When I zoom into the region to investigate the holes are gone. Moving
> the image around the holes appear in different places. They depend on camera
> position. In this surface there are 2.5E6 quads. the area is 10x16 units and
> the number of quads is 1250x2000. each quad has 0.008 units on a side. I
> hadn't seen the holes before going to this higher resolution. It's likely
> that the hole is near a process boundary, in my polydata filter each process
> adds his quads to his output polydata, in this run the quads are distributed
> in strips of 512 as needed.
>
> 3 holes/lines in bottom half of the image (black background shows through):
> http://nashi-submaster.ucsd.edu/movies/PV/bug.png
>
> zoom in no holes/lines:
> http://nashi-submaster.ucsd.edu/movies/PV/bug-zoom-2.png
>
> process boundaries (from process id filter):
> http://nashi-submaster.ucsd.edu/movies/PV/bug-procs.png
>
> Should PV be able to handle a polydata distributed like this?
>
>
>
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