[Paraview] requesting particular animation frame

Moreland, Kenneth kmorel at sandia.gov
Tue Sep 2 10:18:34 EDT 2008


None of the filters you mention should effect the pipeline time and I still cannot replicate your problem.  I was using the exodus reader, so it could be a problem with whatever reader you are using.  Perhaps you could add breakpoints to the RequestInformation and RequestData methods to see check the times being requested.

-Ken

> -----Original Message-----
> From: Dominik Szczerba [mailto:dominik at itis.ethz.ch]
> Sent: Tuesday, September 02, 2008 7:44 AM
> To: Moreland, Kenneth
> Cc: paraview at paraview.org
> Subject: Re: [Paraview] requesting particular animation frame
>
> Indeed, it is a pipeline: cut, calculator, surface vectors and two
> streamline
> filters at the end. Requesting specific time steps results in going
> through
> all the intermediate steps, which can take a very long time.
>
> However! This seems to only happen AFTER an animation was generated (as
> png
> images). So likely something is broken here. Can someone confirm please?
>
> -- Dominik
>
> On Tuesday 02 September 2008 03:16:58 pm Moreland, Kenneth wrote:
> > I am not seeing that behavior in either the 3.2 release or the CVS
> version.
> >  As far as I can tell, ParaView is correctly requesting a single time
> step
> > from the pipeline.  If you have other filters, it is possible that some
> of
> > them are requesting multiple time steps.  It is also possible to get
> > "thrashing" behavior if you have a branching pipeline and the branches
> are
> > requesting different time steps.
> >
> > -Ken
> >
> > > -----Original Message-----
> > > From: paraview-bounces at paraview.org
> > > [mailto:paraview-bounces at paraview.org] On Behalf Of Dominik Szczerba
> > > Sent: Monday, September 01, 2008 3:03 PM
> > > To: paraview at paraview.org
> > > Subject: [Paraview] requesting particular animation frame
> > >
> > > I just noticed that requesting an animation frame (by entering a
> number
> > > or using << >> buttons) does so by walking (loading) all the frames
> one
> > > by one
> > > from a current one until the desired one is reached. Did I screw
> > > something in
> > > the RequestInformation / Update of my Reader?
> > > Thanks for any hints.
> > > --
> > > Dominik Szczerba, Ph.D.
> > > Computational Physics Group
> > > Foundation for Research on Information Technologies in Society
> > > http://www.itis.ethz.ch
> > > _______________________________________________
> > > ParaView mailing list
> > > ParaView at paraview.org
> > > http://www.paraview.org/mailman/listinfo/paraview
>
>
>
> --
> Dominik Szczerba, Ph.D.
> Computational Physics Group
> Foundation for Research on Information Technologies in Society
> http://www.itis.ethz.ch




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