[Paraview] requesting particular animation frame

Moreland, Kenneth kmorel at sandia.gov
Tue Sep 2 12:11:18 EDT 2008


I don't have an explanation.  I'm hoping you can use the debugger to provide some more information.

-Ken

> -----Original Message-----
> From: Dominik Szczerba [mailto:dominik at itis.ethz.ch]
> Sent: Tuesday, September 02, 2008 9:45 AM
> To: Moreland, Kenneth
> Cc: paraview at paraview.org
> Subject: Re: [Paraview] requesting particular animation frame
>
> Thanks for a hint, but how do you explain that the problem happens only
> after
> an animation has been generated? It does not occur before, a frame is
> reached
> in one precise jump.  --Dominik
>
> On Tuesday 02 September 2008 04:18:34 pm Moreland, Kenneth wrote:
> > 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
>
>
>
> --
> Dominik Szczerba, Ph.D.
> Computational Physics Group
> Foundation for Research on Information Technologies in Society
> http://www.itis.ethz.ch




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