[Paraview] requesting particular animation frame

[Dominik Szczerba]

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