[visit-developers] corrupt "links" in vtk unstructured grid?

Brad Whitlock whitlock2 at llnl.gov
Thu Oct 16 16:57:45 EDT 2008


I've had to call BuildCells() on polydata before calling GetCell(). I 
can imagine unstructured grid having similar behavior.

Brad


>Has anyone ever come across this before?
>
>I've gotten into a situation where I need to add a call to 
>"BuildLinks" before calling "GetPointCells"  (this is in the cell 
>data to point data recentering filter).  If I don't, it appears to 
>just be reading random uninitialized point ID's for this case.
>
>(I recall something similar to this, but I'm thinking it's about 
>"InitTraversal", not BuildLinks.)
>
>--
>Jeremy Meredith
>Oak Ridge National Laboratory
>


-- 
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Brad Whitlock                   Lawrence Livermore National Laboratory
whitlock2 at llnl.gov
(925)424-2614
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