[Paraview] How to get data from desired time step

[Utkarsh Ayachit]

This is a task that may be a bit too complex for python programmable
filter.  Try looking at C++ code for filters such as
vtkTemporalInterpolator (in ParaView/VTK/Hybrid). That should serve as
a good starting point.

Utkarsh

On Sat, Sep 12, 2009 at 4:46 AM, Sergei D. <sj2001 at yandex.ru> wrote:
> Hello.
> I have time series of VTU files with the coordinates of spheres and radii.
> I heed calculate the velocity of these spheres from ProgrammableFiler.
> So, I need data from the previous time step.
>
> I get current time step as follow:
>
>
> ind=self.GetInput()
>
> iin=ind.GetInformation()
>
> curTimeStep=iin.Get(ind.DATA_TIME_STEPS(),0)
>
>
> Now, how can I get spheres coordinates from curTimeStep-1?
>
> Best regards, Sergei D.
>
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