Hi Weston,
Thanks for the report and the test data. I'll see that the fix gets merged in
for both HEX9 and HEX21.
David
> On Feb 12, 2018, at 10:31 AM, Weston Ortiz wrote:
>
> Using
>
> else if ((elemType.substr(0,3) == "HEX") && (binfo.BdsPerEntry[0] == 9))
> { binfo.CellType=VTK_HEXAHEDRON; binfo.PointsPerCell = 9; }
>
> Appears to render correctly (see attached plot)
>
> I changed the Points per cell to 9 as well, with it as 8 the output was the
> same as before.
>
> I'm guessing this is because exodus stores arrays by element (e.g. [ for element 1, nodes 1 to 9>, , ...
> etc.]) and PointsPerCell is used to index into these
>
> If so your hex21 might also need to be changed, cubit/trelis doesn't support
> hex21 so I couldn't check.
>
> Thanks,
>
> Weston
>
> On Fri, Feb 9, 2018 at 4:16 PM, Weston Ortiz wrote:
> > Have you built ParaView yourself or do you install it from packages.
>
> Usually just from the paraview tarballs, i can try adding the new change code
> next week though.
>
> > It would help to have a small example file for us to test against.
>
> Attached is a small example file (lid driven cavity, ldc.exoII) and an
> example output image of a slice with velocity vectors in ensight
>
> Thanks,
>
> Weston
>
> On Fri, Feb 9, 2018 at 3:17 PM, David Thompson
> wrote:
> Hi Weston,
>
> > Is there any way I could render HEX9 exodusii data as as HEX8 data in
> > paraview, (ignoring the 9th node) or work with it directly?
>
> Not without modifying the source. Have you built ParaView yourself or do you
> install it from packages.
>
> >
> > HEX9 numbering:
> > https://github.com/gsjaardema/seacas/blob/master/docs/topology/hex09.png
> >
> > It appears that Paraview reads the file as HEX8 but is reading the center
> > node as part of one of the hexahedron's edges (see attached image)
>
> It would help to have a small example file for us to test against. If you
> want to experiment, you can edit VTK/IO/Exodus/vtkExodusIIReader.cxx around
> line 3237 (inside vtkExodusIIReaderPrivate::DetermineVtkCellType) and add
>
> else if ((elemType.substr(0,3) == "HEX") && (binfo.BdsPerEntry[0] ==
> 9))
> { binfo.CellType=VTK_HEXAHEDRON; binfo.PointsPerCell = 8; }
>
> You can see that is what we do for 21-node hexes currently.
>
> David
>
>
> > ___
> > Powered by www.kitware.com
> >
> > Visit other Kitware open-source projects at
> > http://www.kitware.com/opensource/opensource.html
> >
> > Please keep messages on-topic and check the ParaView Wiki at:
> > http://paraview.org/Wiki/ParaView
> >
> > Search the list archives at: http://markmail.org/search/?q=ParaView
> >
> > Follow this link to subscribe/unsubscribe:
> > https://paraview.org/mailman/listinfo/paraview
>
>
>
>
___
Powered by www.kitware.com
Visit other Kitware open-source projects at
http://www.kitware.com/opensource/opensource.html
Please keep messages on-topic and check the ParaView Wiki at:
http://paraview.org/Wiki/ParaView
Search the list archives at: http://markmail.org/search/?q=ParaView
Follow this link to subscribe/unsubscribe:
https://public.kitware.com/mailman/listinfo/paraview