[Paraview] paraview won't read plot3D files

Mon Mar 22 10:54:43 EDT 2010

Try this:

- Binary File
- Multi Grid
- Has Byte Count (all files written from Fortran do)
- Little Endian

At one point, we'll have Plot3D reader detect these settings
automatically but it hasn't been a priority.

-berk

On Sun, Mar 21, 2010 at 11:50 PM, Rick Burnes <rick.burnes at mchsi.com> wrote:
> Hi Berk,
>
> I am including both the binary files and the Fortran source used to generate
> the single precision plot3D files.
>
> Plot3D, whole, multigrid grid file: 3D_whole_sp.xyz
> Plot3D, whole, multigrid solution file: 3D_whole_sp.f
>
> Here is the error message I get:
>
> ERROR: In
> /Users/kitware/ParaViewReleases/ParaView-3.6/ParaView3/VTK/IO/vtkMultiBlockPLOT3DReader.cxx,
> line 783
> vtkMultiBlockPLOT3DReader (0x2226d640): Error reading geometry file.
>
>
> ERROR: In
> /Users/kitware/ParaViewReleases/ParaView-3.6/ParaView3/VTK/Filtering/vtkExecutive.cxx,
> line 757
> vtkCompositeDataPipeline (0x21e77980): Algorithm
> vtkMultiBlockPLOT3DReader(0x2226d640) returned failure for request:
> vtkInformation (0x22285ff0)
>  Debug: Off
>  Modified Time: 80965
>  Reference Count: 1
>  Registered Events: (none)
>  Request: REQUEST_DATA
>  FROM_OUTPUT_PORT: 0
>  FORWARD_DIRECTION: 0
>  ALGORITHM_AFTER_FORWARD: 1
>
> Sincerely,
> Rick
>
>
>
>
>
>
> On Mar 21, 2010, at 7:13 PM, Berk Geveci wrote:
>
>> Rick,
>>
>> ParaView should be able to read a (single precision) multi-block file.
>> Can you send me an example binary file?
>>
>> -berk
>>
>> On Fri, Mar 19, 2010 at 7:33 PM, Rick Burnes <rick.burnes at mchsi.com>
>> wrote:
>>>
>>> Hi Berk,
>>> Any thoughts/comments on my email below from yesterday regarding
>>> Fortran-generated binary plot3D files?
>>> Sincerely,
>>> Rick
>>>
>>> Begin forwarded message:
>>>
>>> From: Rick Burnes <rick.burnes at mchsi.com>
>>> Date: March 18, 2010 7:05:16 PM PDT
>>> To: Berk Geveci <berk.geveci at kitware.com>, da <remywendy at gmail.com>,
>>> paraview at paraview.org
>>> Subject: Re: [Paraview] paraview won't read plot3D files
>>> Here is the plot3D ASCII grid file header section:
>>>
>>>    3
>>>  121    40   121
>>>  121    41   121
>>>  121    42   121
>>>
>>> The first row containing "3" indicates the number of blocks.
>>> The second through 4th rows give the dimensions of each block.
>>>
>>> Upon reviewing the multiple test files I have generated I found I was
>>> originally incorrect when I thought that paraview was interpreting the
>>> geometry of the ASCII plot3D grid file differently than tecplot.
>>>
>>> If you look at the plot3D User Manual, I am following the specification
>>> for
>>> a 3D, whole, multigrid plot3D grid file and solution file (see pages 164
>>> and
>>> 165) .  There are three blocks in this case.  Up until this afternoon I
>>> have
>>> been generating double-precision files, but today I also tried generating
>>> a
>>> single-precision plot3D grid file and solution file and still could not
>>> read
>>> it in paraview.
>>>
>>> Which plot3D file format is supported in paraview and does paraview only
>>> support single-precision?  Also, which options must I select when reading
>>> in
>>> the plot3D file?
>>>
>>> How can I go about requesting a more robust plot3D capability in a future
>>> version of paraview?  I would really like to see the ability to read in
>>> plot3D function files (3D, multigrid, generated froma bunch of x-y
>>> planes:
>>> see pages 166 & 167 of the plot3D User Manual), which is what my
>>> Fortran-based CFD post-processor writes out.
>>>
>>> I can provide the Fortran source that generates my test plot3D binary
>>> grid
>>> and solution files, plus the actual plot3D grid and solution files
>>> themselves.
>>>
>>> Sincerely,
>>> Rick
>>>
>>>
>>> On Mar 18, 2010, at 2:47 PM, Berk Geveci wrote:
>>>
>>> Hey Rick,
>>>
>>> Can you post the header part of an ASCII Plot3D file that you have?
>>>
>>> ParaView reads only one flavor of Plot3D so I want to make sure that
>>>
>>> that is what you have.
>>>
>>> -berk
>>>
>>> On Wed, Mar 17, 2010 at 7:54 PM, Rick Burnes <rick.burnes at mchsi.com>
>>> wrote:
>>>
>>> Yes, I have also generated an ASCII plot3D file, which I can get paraview
>>> to
>>>
>>> read.  However, paraview does not correctly interpret the grid file.  The
>>>
>>> geometry I create with my simple Fortran code is a cube.  Paraview
>>>
>>> successfully reads both the ASCII grid and data files, but when I view it
>>> in
>>>
>>> paraview the geometry is incorrect.  Tecplot does not have this problem
>>> with
>>>
>>> the same grid and data files.  I am interested in any suggestions on the
>>>
>>> right combination of options to choose when reading this plot3D file into
>>>
>>> paraview, but I have not been able to find the correct combination of
>>>
>>> options to read a plot3D binary grid and data file.  In addition, since
>>>
>>> paraview does not display the correct geometry when I have it read an
>>> ASCII
>>>
>>> version of the same grid and data plot3D files I believe there is more to
>>>
>>> this than just choosing the right options.
>>>
>>> There are a number of different plot3D formats and I have tried reading a
>>>
>>> number of these into paraview, all with the same results.
>>>
>>> Sincerely,
>>>
>>> Rick
>>>
>>> On Mar 17, 2010, at 4:26 PM, da wrote:
>>>
>>> Have you tried generating an ascii file from Fortran and looking at it? I
>>>
>>> don't believe there should be a difference whether its generated from
>>>
>>> Fortran or C/C++ code.
>>>
>>> Tecplot's reader automatically detects the options of the plot3d file -
>>>
>>> while Paraview does not: its most likely the case that an option is set
>>>
>>> incorrectly.
>>>
>>> On Wed, Mar 17, 2010 at 3:29 PM, Rick Burnes <rick.burnes at mchsi.com>
>>> wrote:
>>>
>>> Paraview appears to have a limited ability certain plot3D files that were
>>>
>>> likely generated from C/C++ code, but is unable to read plot3D files
>>>
>>> generated from Fortran code.  When I open a Fortran generated plot3D file
>>> I
>>>
>>> select "plot3D" as the file type and then select the following three
>>>
>>> options: "binary file", "has byte count" and if needed "multigrid".  I
>>> have
>>>
>>> tried various combinations of these options without success.  I wrote a
>>>
>>> short and simple Fortran program to generate a small test plot3D grid
>>> file
>>>
>>> and data file, which I can successfully read with tecplot, but is not
>>>
>>> readable in paraview 3.6.1.  Has anyone had success reading Fortran
>>>
>>> generated plot3D files with a recent version of paraview and if so, what
>>>
>>> plot3D format was used and what paraview file options were selected?
>>>
>>> This is for paraview 3.6.1 on a mac running leopard.  However, I run into
>>>
>>> the same problem on the windows version of paraview as well.
>>>
>>> Here is the error message I receive:
>>>
>>> ERROR: In
>>>
>>>
>>> /Users/kitware/ParaViewReleases/ParaView-3.6/ParaView3/VTK/IO/vtkMultiBlockPLOT3DReader.cxx,
>>>
>>> line 783
>>>
>>> vtkMultiBlockPLOT3DReader (0x223c4620): Error reading geometry file.
>>>
>>>
>>> ERROR: In
>>>
>>>
>>> /Users/kitware/ParaViewReleases/ParaView-3.6/ParaView3/VTK/Filtering/vtkExecutive.cxx,
>>>
>>> line 757
>>>
>>> vtkCompositeDataPipeline (0x223c4590): Algorithm
>>>
>>> vtkMultiBlockPLOT3DReader(0x223c4620) returned failure for request:
>>>
>>> vtkInformation (0x2245e940)
>>>
>>> Debug: Off
>>>
>>> Modified Time: 79689
>>>
>>> Reference Count: 1
>>>
>>> Registered Events: (none)
>>>
>>> Request: REQUEST_DATA
>>>
>>> FORWARD_DIRECTION: 0
>>>
>>> ALGORITHM_AFTER_FORWARD: 1
>>>
>>> FROM_OUTPUT_PORT: 0
>>>
>>> Also, are there any plans to improve paraview's ability to read plot3D
>>>
>>> files?
>>>
>>> Sincerely,
>>>
>>> Rick
>>>
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>>> _______________________________________________
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>>> Powered by www.kitware.com
>>>
>>> Visit other Kitware open-source projects at
>>>
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>>>
>>> Please keep messages on-topic and check the ParaView Wiki at:
>>>
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>>>
>>> Follow this link to subscribe/unsubscribe:
>>>
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>
>
>