[Paraview] ParaView 3.8.1 hangs on select points/cells for plugin-generated multiblock data set

Mon Dec 6 10:09:22 EST 2010

Hi Utkarsh,

Correct, as far as I tested, the problem is no longer present in 3.9.

Takuya OSHIMA, Ph.D.
Faculty of Engineering, Niigata University
8050 Ikarashi-Ninocho, Nishi-ku, Niigata, 950-2181, JAPAN

From: Utkarsh Ayachit <utkarsh.ayachit at kitware.com>
Subject: Re: [Paraview] ParaView 3.8.1 hangs on select points/cells for plugin-generated multiblock data set
Date: Mon, 6 Dec 2010 08:55:04 -0500

> Takuya,
> 
> Following the email threads you posted on the bug report, it seems
> that issue is no longer a problem, with 3.9. Am I reading that
> correctly?
> 
> Utkarsh
> 
> On Sun, Dec 5, 2010 at 9:26 PM, Takuya OSHIMA
> <oshima at eng.niigata-u.ac.jp> wrote:
> > Ouch. It's already been filed by another user as a OpenFOAM reader bug.
> > http://paraview.org/Bug/view.php?id=11516
> >
> > Takuya OSHIMA, Ph.D.
> > Faculty of Engineering, Niigata University
> > 8050 Ikarashi-Ninocho, Nishi-ku, Niigata, 950-2181, JAPAN
> >
> > From: Takuya OSHIMA <oshima at eng.niigata-u.ac.jp>
> > Subject: Re: [Paraview] ParaView 3.8.1 hangs on select points/cells for plugin-generated multiblock data set
> > Date: Mon, 06 Dec 2010 10:06:20 +0900 (JST)
> >
> >> Hi Karl,
> >>
> >> A user has reported the problem on the CFD-Online forum recently which
> >> I also was able to reproduce on OS X.
> >> http://www.cfd-online.com/Forums/openfoam/74355-issue-involving-paraview.html#post281435
> >> (the discussion starts from Oct. 30)
> >> I didn't file the problem as a bug because as written in my post I see
> >> the problem only with 3.8.1 but not with 3.8.0 or 3.9-Development.
> >>
> >> p.s.:
> >>> * File - Open - "bcOscilating/system/controlDict.foam" - Ok
> >>> * Ignore the warning about missing time dependent data. Irrelevant here.
> >>> * Change File Name to "bcOscilating\system\fvSchemes" - Apply
> >>
> >> You should be able to open bcOscilating/system/controlDict :)
> >>
> >> Takuya OSHIMA, Ph.D.
> >> Faculty of Engineering, Niigata University
> >> 8050 Ikarashi-Ninocho, Nishi-ku, Niigata, 950-2181, JAPAN
> >>
> >>
> >> From: Karl König <kkoenig11 at web.de>
> >> Subject: Re: [Paraview] ParaView 3.8.1 hangs on select points/cells for plugin-generated multiblock data set
> >> Date: Sun, 05 Dec 2010 23:59:46 +0100
> >>
> >>> Hi,
> >>>
> >>> Actually, the very same behavior can be observed with a completely
> >>> different plugin, developed independently - Takuya Oshima's Parallelized
> >>> Native OpenFOAM Reader Plugin: No point/cell selection problems when the
> >>> plugin is compiled for 32-bit or 64-bit Linux against the official PV
> >>> Development release 3.8.1, but ParaView 3.8.1 hangs (both 32-bit and
> >>> 64-bit) if the plugin is compiled with Visual Studio 2008 SP1 against
> >>> the official PV Development Installation for Windows.
> >>>
> >>> Recipe:
> >>> * Get the plugin source
> >>>   (see
> >>> http://openfoamwiki.net/index.php/Contrib_Parallelized_Native_OpenFOAM_Reader_for_ParaView)
> >>>   svn co
> >>> https://of-interfaces.svn.sourceforge.net/svnroot/of-interfaces/trunk/vtkPOFFReader
> >>> * CMake, then compile the plugin with Visual Studio 2008 SP1 (32-bit or
> >>> 64-bit)
> >>> * Start ParaView 3.8.1 (Win32 or Win64)
> >>>   (downloaded from
> >>> http://www.paraview.org/files/v3.8/ParaView-3.8.1-Win*-x86.exe)
> >>> * Tools - Manage Plugins - Load New... -
> >>> "Release/POFFDevReaderPanelPlugin.dll" +
> >>> "Release/POFFDevReaderPlugin.dll" - Close
> >>>
> >>> Download a sample OpenFOAM data set, e.g.
> >>> http://openfoamwiki.net/images/e/e1/BcOscilating.tar.gz. Untar.
> >>>
> >>> * File - Open - "bcOscilating/system/controlDict.foam" - Ok
> >>> * Ignore the warning about missing time dependent data. Irrelevant here.
> >>> * Change File Name to "bcOscilating\system\fvSchemes" - Apply
> >>> * (optional:) Color by cell data array named "p".
> >>> * (optional:) Representation "Surface with Edges"
> >>> * Lasso select with either SelectPoints or SelectCells
> >>> => PV 3.8.1 hangs
> >>>    (no such problem with SelectPointsThrough or SelectCellsThrough,
> >>>     though, as with the minimal reader posted previously)
> >>>
> >>> Does anyone else notice such strange behavior with his multiblock reader
> >>> plugins on Windows?
> >>>
> >>> Thanks in advance for any feedback,
> >>> Karl
> >>>
> >>>
> >>>
> >>> Karl König wrote, On 24.11.2010 09:04:
> >>>> Hi all,
> >>>>
> >>>> I've a multiblock reader plugin which behaves nicely in Unix
> >>>> environments (Linux and Solaris, 32 and 64bit), but seems to cause
> >>>> problems under Windows (XP and 7, 32 and 64bit, compiled with Visual
> >>>> Studio 2008 SP1 against official PV Development release):
> >>>> Importing the data, viewing the data and exporting the data to different
> >>>> file formats (e.g. as *.vtm) and importing that data again into ParaView
> >>>> works without any problem, but whenever I use SelectCells or
> >>>> SelectPoints from the selection toolbar and lasso select an area from an
> >>>> object imported by this reader, ParaView hangs - under Windows, not in a
> >>>> Unix environment. If, however, one applies a MergeBlocks filter first
> >>>> and then lasso selects an area, there is no problem.
> >>>>
> >>>> I boiled down the reader to a minimal test case, it's more or less a
> >>>> mere source now (but still implemented as a reader) and am attaching the
> >>>> source code. Once compiled, it will integrate into paraview and offer to
> >>>> open any file named *.mini (there is one in subdirectory sample-input).
> >>>> The content of the file is completely ignored, instead a multiblock
> >>>> containing one unstructured grid with exactly one cube is created. This
> >>>> is enough to trigger the problem.
> >>>>
> >>>> I'd like to know whether this is a problem with the ParaView Windows
> >>>> builds or whether I am misconstructing a multiblock data set which
> >>>> somehow confuses only Windows builds. I tend to believe the latter (as a
> >>>> data object generator source using the program "MB { UG1 }" does not
> >>>> cause ParaView to hang when trying to select something), but have no
> >>>> idea what I might be doing wrong.
> >>>>
> >>>> Thanks a lot for any feedback
> >>>> Karl
> >>>
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