Hi Aleksejs, Welcome to the ParaView mailing list.
This appears to be a bug that you've found. In case you didn't notice, for the unstructured grid there are 4 triangle cells that connect to look like a tet. I've added a Mantis issue at http://www.paraview.org/Bug/view.php?id=15040. Thanks, Andy On Thu, Oct 9, 2014 at 5:33 AM, Aleksejs Fomins <aleksejs.fom...@lspr.ch> wrote: > Dear Paraview, > > I am new to this list, so I would like to immediately apologise if my > style does not meet your standard. > > I am learning to use Paraview, and I have problems using the threshold > filter. I have attached 2 .vtk files based on documentation examples to > explain my point > > I use filters->common->threshold, then specify Scalars->cell_scalars > and choose range [1,3]. > > * For the "polydata.vtk" I observe some of the rectangles disappear as > expected. If I manipulate the range, I can get any one rectangle disappear. > > * For the "unstructured.vtk" I see all but one triangle disappear, which > is unexpected. If I manipulate the range, either the tetrahedron > disappears altogether, or only one triangle is visible. > > Could you please tell me what am I doing wrong? > > ---------------------------------------------------------------------- > Paraview Version 4.1.0 64-bit > QT Version 4.8.2 > Linux debian 3.2.0-4-amd64 #1 SMP Debian 3.2.60-1+deb7u1 x86_64 GNU/Linux > ---------------------------------------------------------------------- > > Thank you, > Aleksejs Fomins > > _______________________________________________ > 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 > > Follow this link to subscribe/unsubscribe: > http://public.kitware.com/mailman/listinfo/paraview > >
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