[vtkusers] How to use / export vtkTemporalDataSet ?

[Gustavo C Longhin]

Thanks a lot David,

    It did work out ! A lot easier.
    That was exactly what I need.
    Do you know how to change the (possibly) TIME_RANGE between time steps ?
    Thanks a lot again.

    Best regards

Gustavo.
  

David E DeMarle wrote:
> On Thu, Dec 4, 2008 at 8:05 AM, Gustavo C Longhin
> <longhin at labmec.fec.unicamp.br> wrote:
>   
>> Hello,
>>
>>   I am trying to write some code using vtkTemporalDataSet with no success.
>>   I have a time dependent solution and want to export it to ParaView but
>> unfortunately can't get it done.
>>   The strategy I idopted was to create for each step a polydata object and
>> populate a vtkTemporalDataSet with them.
>>   Afterwards I woud like to use any available vtkWriter to export my
>> TemporalDataSet so I could open it in ParaView. Is it possible to export a
>> TemporalDataSet with any specific vtkWriter ?
>>   It seams the vtkTemporalDataSet is bit recent in VTK and therefore
>> documentation for it is quite hard to find.
>>   Any examples with TemporalDataSet I would appreciate.
>>
>>   Thanks a lot.
>>   Best regards.
>>
>> Gustavo
>>
>> --
>> Gustavo Camargo Longhin
>> LabMeC - FEC - UNICAMP
>> +55 (19) 35212396
>> +55 (19) 92854509
>>
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>>     
>
> Hello,
>
> I think vtkTemporalDataSet was not meant to be used directly. It does
> group data sets together that collectively define a temporally varying
> entity, but it is currently only used deep inside VTK and paraview (to
> aggregate results together from non time aware producers to satifsy
> input requests from time aware filters).
>
> Instead of trying to use that, simply produce a series of .vtk files
> from your polydata. Make sure to name them sequentially,
> myresult_t0.vtk, myresult_t1.vtk etc. Paraview will then recognize the
> set of them as temporally varying.
> see: http://www.paraview.org/Wiki/Animating_legacy_VTK_file_series
>
> cheers,
>   


-- 
Gustavo Camargo Longhin
LabMeC - FEC - UNICAMP
+55 (19) 35212396
+55 (19) 92854509