[Paraview] vtkCellLocator: Python

[Andy Bauer]

Are you naming the block in the meta-data?  In vtkCompositeDataSet there is
a method called GetMetaData (
http://www.vtk.org/doc/nightly/html/classvtkCompositeDataSet.html#abcf79d23fc3a67138da3336e4cda2afe)
that may be what you're looking for.

Andy

On Fri, May 28, 2010 at 3:58 PM, BastiL2001 <bastil2001 at yahoo.de> wrote:

> Thanks Andi,
>
> I will do this. What I am planning to do is to create a scalr field with
> some distance information as an output.
>
> Another issue: I want to loop oder a multi-block dataset with an iterator
> in a programmable filter (works) and find out the name of the currently
> visited block. Is that possible? Thanks.
>
> Regards Bastian
>
> ------------------------------
> *Von:* pat marion <pat.marion at kitware.com>
> *An:* Utkarsh Ayachit <utkarsh.ayachit at kitware.com>
> *CC:* Andy Bauer <andy.bauer at kitware.com>; "Bastil2001 at yahoo.de" <
> Bastil2001 at yahoo.de>; ParaView <paraview at paraview.org>
> *Gesendet:* Freitag, den 28. Mai 2010, 16:59:07 Uhr
> *Betreff:* Re: [Paraview] vtkCellLocator: Python
>
> Unfortunately some of the locator api is pass by reference and therefore
> not wrapped by python.  Bastian, let us know if you run into missing methods
> when trying to use the cell locator in python.
>
> Pat
>
> On Fri, May 28, 2010 at 10:31 AM, Utkarsh Ayachit <
> utkarsh.ayachit at kitware.com> wrote:
>
>> Andy,
>>
>> Bastian wants to use the cell locator in a python programmable --
>> which won't involve any fetching.
>>
>> Bastian,
>> You can create a cell locator in your programmable filter simply by:
>>
>> locator = vtk.vtkCellLocator()
>>
>>
>> Utkarsh
>>
>>
>>
>>
>> On Fri, May 28, 2010 at 10:22 AM, Andy Bauer <andy.bauer at kitware.com>
>> wrote:
>> > My guess is that you'll want to use a filter to get access to the cell
>> > locator.  What's the desired output for this?
>> >
>> > You could also fetch the data set to the client and then use the vtk
>> wrapped
>> > classes in paraview.vtk to use the cell locator if the class has been
>> > wrapped but the fetch operation should be used with caution.
>> >
>> > Andy
>> >
>> > On Thu, May 27, 2010 at 5:55 PM, Bastil2001 at yahoo.de <
>> Bastil2001 at yahoo.de>
>> > wrote:
>> >>
>> >> Dear all,
>> >>
>> >> can I use vtkCellLocator from within Pyhon oder the Python programmable
>> >> filter? If yes, how? Or do I need to write my own filter in c++?
>> Thanks.
>> >>
>> >> Regards Bastian
>>
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