As a happy coincidence, Will Schroeder just posted a merge request for a VTK filter that computes the volumes of connected regions in a poly data and stores the volumes in field data: https://gitlab.kitware.com/vtk/vtk/merge_requests/3825. We could expose this in ParaView once it lands in VTK.
Cory On Mon, Jan 22, 2018 at 11:28 PM, Cory Quammen <cory.quam...@kitware.com> wrote: > On Wed, Jan 17, 2018 at 9:42 PM, Scott, W Alan <wasc...@sandia.gov> wrote: >> Thanks Andy! Although I will take a round about method, I would love a real >> solution. >> >> >> >> Cory? Thoughts? >> >> >> >> Alan >> >> >> >> From: Andy Bauer [mailto:andy.ba...@kitware.com] >> Sent: Wednesday, January 17, 2018 9:24 AM >> To: Scott, W Alan <wasc...@sandia.gov>; Quammen, Cory (External Contacts) >> <cory.quam...@kitware.com> >> Cc: paraview@paraview.org >> Subject: [EXTERNAL] Re: [Paraview] Material Interface Filter >> >> >> >> The best way I can think of is to then use the threshold filter to isolate >> each of the pieces and then use the cell size filter on each piece. This >> would be fairly easy to automate in a Python script to just print out the >> values. >> >> Alternatively, I don't see a reason why the Connectivity filter couldn't >> have an option added to output a field data array with the summed sizes of >> each piece. Since Cory just made the connectivity filter work correctly in >> parallel it would surprise me that he may be familiar enough with the code >> to do the change in a couple of hours. > > I'm hesitant to add an option in the Connectivity filter to do this. > Instead, I can imagine uses for a volume computation for > surfaces/volumes labeled by a RegionId that isn't necessarily assigned > as a function of connectivity. Instead, I would prefer to create a > separate filter that computes volumes for each RegionId in the input > dataset. You would feed the output of the Connectivity filter to this > new filter and get the volume-per-region information you want. > > Cory > >> >> >> On Tue, Jan 16, 2018 at 1:32 PM, Scott, W Alan <wasc...@sandia.gov> wrote: >> >> I have a user that wants to use the equivalent of the Material Interface >> Filter on VTK files. Is there a way to do this? I did find the >> Connectivity filter, that gets me half way. I then want to find the mass of >> these individual fragments. >> >> >> >> To test, I used Wavelet, the Clip by Sphere, then made the Radius 15, then >> ran the connectivity filter. >> >> >> >> Thanks, >> >> >> >> Alan >> >> >> >> >> >> >> _______________________________________________ >> 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 >> >> > > > > -- > Cory Quammen > Staff R&D Engineer > Kitware, Inc. -- Cory Quammen Staff R&D Engineer Kitware, Inc. _______________________________________________ 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
