[Paraview] Exodus weirdness

[Rick Angelini]

It's the boundaries from the original simulation. However, running 
through the D3 filter and then doing a cell2point seems to clean up the 
boundary edges.

Thanks


Moreland, Kenneth wrote:
> I don’t recall seeing anything quite like that before. Are these 
> boundaries in question those in the original simulation (noted by the 
> file number) or the processes in your visualization (which can be 
> annotated with the Process Id Scalars filter)? Does running the data 
> through D3 help?
>
> -Ken
>
>
> On 4/30/09 1:30 PM, "Rick Angelini" <angel at arl.army.mil> wrote:
>
>     I am working with one of my customers viewing an Exodus dataset
>     generated by Alegra(?) using 256p. The dataset loads fine, but seems
>     to have an issue at the processor boundaries. When viewing the
>     dataset using something like a clip plane or isosurface, the data
>     seems
>     to be "slipped" (or offset) at each processor boundary - that is,
>     there
>     appears to be a hard edge at each processor boundary. Unfortunately,
>     I'm not able to post an image that represents the problem.
>
>     I'm not familiar with the Exodus data format, but it looks like it
>     could
>     be an issue associate with ghost cells. Either there are no ghost
>     cells at the processor boundary layer, or they're possibly being
>     mismanaged? Curiously enough, this is the first time we've noticed
>     this problem after processing quite a few Exodus datasets. We're
>     using the latest production version of Paraview (3.4) and we've also
>     been able to duplicate the issue with other visualization tools, so we
>     think this is a problem with this particular Exodus dataset, if
>     not the
>     Exodus format in general.
>
>     Any ideas?
>
>
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> **** Kenneth Moreland
> *** Sandia National Laboratories
> ***********
> *** *** *** email: kmorel at sandia.gov
> ** *** ** phone: (505) 844-8919
> *** web: http://www.cs.unm.edu/~kmorel <http://www.cs.unm.edu/%7Ekmorel>
>