[Paraview] VTK Data File Scalars Analysis

[Guillermo Giraldo]

The VTK file format.

El lun., oct. 19, 2015 9:20 AM, Cory Quammen <cory.quammen at kitware.com>
escribió:

> VTK and ParaView have many reader classes. Did you have a particular
> format in mind?If not, then I suggest to navigate to VTK/IO/ and look at
> the source code contained therein.
>
> HTH,
> Cory
>
>
>
> On Mon, Oct 19, 2015 at 10:02 AM, Guillermo Giraldo <
> guillegiraldo at gmail.com> wrote:
>
>> Thanks, now it's clear.
>>
>> If I'd like to find the actual VTK file reading process, where in the
>> repository should I look?
>>
>> El vie., 16 de oct. de 2015 a la(s) 4:12 p. m., Cory Quammen <
>> cory.quammen at kitware.com> escribió:
>>
>>> Guillermo,
>>>
>>> vtkSplitColumnComponents assigns the names based on a guess that
>>> 3-component arrays are vectors with X, Y, Z components and 6-component
>>> arrays represent symmetric 3x3 matrices, i.e.
>>>
>>> XX XY XZ
>>> XY YY YZ
>>> XZ YZ ZZ
>>>
>>> See ParaView/ParaViewCore/VTKExtensions/Core/vtkPVPostFilter.cxx, lines
>>> 147-174.
>>>
>>> HTH,
>>> Cory
>>>
>>> On Fri, Oct 16, 2015 at 12:28 PM, Guillermo Giraldo <
>>> guillegiraldo at gmail.com> wrote:
>>>
>>>> Hi,
>>>>
>>>> I'd like to know how Paraview analyses scalar data from a VTK data
>>>> file. Specially, how it extracts the components of a scalar and assigns
>>>> names for color plots. For example if numComp is 3 they are named
>>>> "Magnitude, X, Y and Z2, but if numComp is 6 they are named "Magnitude, XX,
>>>> YY; ZZ, XY, XZ and YZ". How is this determined?
>>>>
>>>> Some questions I'd like to answer are: can this be done with only the
>>>> VTK library? If not, are there any other library that can do it (e.g.
>>>> paraview python)?
>>>>
>>>> Pointing to the specific code file in the git repository should be
>>>> enough, but an explanation would be great!
>>>>
>>>> Thanks in advance and greetings.
>>>> --
>>>> Por favor confirmar recepción.
>>>>
>>>> Atte.
>>>>
>>>> Guillermo E. Giraldo Fernandez
>>>> Cel. 301 628 6730
>>>> Colombia - Suramérica
>>>>
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>>>
>>>
>>> --
>>> Cory Quammen
>>> R&D Engineer
>>> Kitware, Inc.
>>>
>> --
>> Por favor confirmar recepción.
>>
>> Atte.
>>
>> Guillermo E. Giraldo Fernandez
>> Cel. 301 628 6730
>> Colombia - Suramérica
>>
>
>
>
> --
> Cory Quammen
> R&D Engineer
> Kitware, Inc.
>
-- 
Por favor confirmar recepción.

Atte.

Guillermo E. Giraldo Fernandez
Cel. 301 628 6730
Colombia - Suramérica
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