[Paraview] PV 3.12.0 coprocessing problem when using multiple filters

[Takuya OSHIMA]

I'm not in a place where I can test the line 323 modification right
now but the cell array p is present. Please note that oneSlice.py
which also colors by cell p works.

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] PV 3.12.0 coprocessing problem when using multiple filters
Date: Fri, 11 Nov 2011 09:16:18 -0500

> Is the array "p" not present when you're coprocessnig? Try taking out
> line 323 which sets the array "p" as the array to color with.
> 
> Utkarsh
> 
> On Fri, Nov 11, 2011 at 9:08 AM, Takuya OSHIMA
> <oshima at eng.niigata-u.ac.jp> wrote:
> > Hi,
> >
> > I am trying to explore the coprocessing capability of PV 3.12.0. When
> > I create a pipeline with a single slice filter within the PV GUI,
> > export the Python state file by the coprocessing plugin and run the
> > script as the coprocessing pipleline in my simulation code, it works
> > fine.
> >
> > However if I create a pipeline with two or more filters my simulation
> > code issues an error from the coprocessing library (the error message
> > is for the case of two slice filters):
> >
> > Traceback (most recent call last):
> >  File "<string>", line 2, in <module>
> >  File "/Users/ohshima/shindoriTest/twoSlices.py", line 323, in DoCoProcessing
> >    DataRepresentation2.ColorArrayName = 'p'
> >  File "/Volumes/RAID0data/paraview/3.12/build/Utilities/VTKPythonWrapping/site-packages/paraview/servermanager.py", line 212, in __setattr__
> >    setter(self, value)
> >  File "/Volumes/RAID0data/paraview/3.12/build/Utilities/VTKPythonWrapping/site-packages/paraview/servermanager.py", line 2276, in setProperty
> >    return self.SetPropertyWithName(propName, value)
> >  File "/Volumes/RAID0data/paraview/3.12/build/Utilities/VTKPythonWrapping/site-packages/paraview/servermanager.py", line 267, in SetPropertyWithName
> >    prop.SetData(arg)
> >  File "/Volumes/RAID0data/paraview/3.12/build/Utilities/VTKPythonWrapping/site-packages/paraview/servermanager.py", line 695, in SetData
> >    raise ValueError("Could not locate array %s in the input." % arr)
> > ValueError: Could not locate array p in the input.
> >
> > The problem is same for Mac OS X 10.6 and RHEL 5.1 64bit. I attach the
> > scripts oneSlice.py (which works) and twoSlices.py (which does not
> > work). Can anybody shed light on the problem?
> >
> > Takuya
> >
> > Takuya OSHIMA, Ph.D.
> > Faculty of Engineering, Niigata University
> > 8050 Ikarashi-Ninocho, Nishi-ku, Niigata, 950-2181, JAPAN
> >
> > _______________________________________________
> > 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://www.paraview.org/mailman/listinfo/paraview
> >
> >