[vtk-developers] vtkArrayCalculator / vtkFunctionParser

[Dominik Szczerba]

If my VTK knowledge was sufficient I would offer some help integrating
it. In any case I would offer a lot of testing.

Dominik

On Tue, Jun 21, 2011 at 2:16 AM, Andrew Maclean
<andrew.amaclean at gmail.com> wrote:
> Hi Berk,
>    If it is not too much work I would think it could be a very useful
> addition. It could interface nicely with any qt interfaces being developed
> by users.
> Regards
>    Andrew
>
>>
>> See these:
>>
>> http://paraview.org/Wiki/ParaView/Users_Guide/Python_Calculator
>> http://paraview.org/Wiki/ParaView/Users_Guide/Python_Programmable_Filter
>>
>> The classes used to implement these are:
>>
>> vtkPythonCalculator and vtkPythonProgrammableFilter
>>
>> in the ParaView repository.
>>
>> The Python modules used are:
>>
>> dataset_adapter.py
>> algorithms.py
>>
>> in the ParaView repository.
>>
>> If there is interest within the VTK community in this functionality,
>> moving these to VTK is relatively easy (but not trivial).
>>
>> -berk
>>
>> On Mon, Jun 20, 2011 at 10:28 AM, Dominik Szczerba <dominik at itis.ethz.ch>
>> wrote:
>> > That sounds very interesting! I assume you refer to the git version.
>> > Which files are these exactly?
>> >
>> > Many thanks,
>> > Dominik
>> >
>> > On Mon, Jun 20, 2011 at 3:07 PM, Berk Geveci <berk.geveci at kitware.com>
>> > wrote:
>> >> Hi Dominik,
>> >>
>> >> For ParaView, we have been developing a Python (NumPy + VTK) based
>> >> calculator that is independent of vtkArrayCalculator. The main
>> >> advantages are that it is more efficient and easily extensible using
>> >> Python. Does this address your needs?
>> >>
>> >> -berk
>> >>
>> >> On Fri, Jun 17, 2011 at 4:06 PM, Dominik Szczerba
>> >> <dominik at itis.ethz.ch> wrote:
>> >>> We are developing for our internal needs a substitute of the
>> >>> vtkFunctionParser using QScript and python at option. I am wondering:
>> >>>
>> >>> 1) Would this be something attractive enough to contribute to VTK.
>> >>> 2) How would I best integrate it into the existing vtkArrayCalculator.
>> >>> Rewrite the latter, allowing multiple parsers (current, QScript,
>> >>> python) or implement 3 of them for the 3 parsers.
>> >>>
>> >>> Thanks for any thoughts.
>> >>>
>> >>> Regards,
>> >>> Dominik
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>> >
>>
>>
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>
>
>
> --
> ___________________________________________
> Andrew J. P. Maclean
> Australian Centre for Field Robotics (ACFR)
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