[Paraview] particletracer, vectors menu?

Berk Geveci berk.geveci at kitware.com
Thu Feb 14 12:09:17 EST 2008


Awesome! I feel the same way about (7) but I don't think
vtkTemporalStreamTracer will make sense to users. What about
vtkTemporalParticleTracer?

-berk


On 2/14/08, John Biddiscombe <biddisco at cscs.ch> wrote:
> Berk / Charl
>
>  I had a quick play this morning and then got involved with other work so
>  didn't fix it. I shall attend to this problem very soon, once I've
>  finished off data preparation, I need to use the code right away and I'm
>  also planning
>  1) Optimizing the FindCell stuff to use spatial locators for
>  unstructured data
>  2) Improve and clean up the Cell Cache stuff for static/dynamic meshes
>  3) Multi-threading the main particle trace so I can use all 4 cpus on
>  these quad core processors
>  4) Doing particle going backwards in time from seed points at the (time)
>  end of the data
>  5) Adding interpolation methods for using particle data as the vector
>  field. No cells to do findcell on.
>  6) Other stuff I can't remember
>  7) Tidy up and rename class to vtkParticleTracer (even though I prefer
>  all the temporal stuff to be vtkTemporalSomething)
>
>
>  JB
>
>
>  > This is actually simple to fix. In the filters xml
>  > (Servers/ServerManager/Resources/filters.xml), ParticleTracer says it
>  > is expecting a vtkTemporalDataSet input. However, in some cases, the
>  > input may look like a vtkUnstructuredGrid, for example. The input type
>  > for ParticleTracer should be set to vtkDataObject to fix this. I am
>  > attaching a patch. I am not sure this is the best way to fix this in
>  > the main repository so I am not committing it yet.
>  >
>  > -berk
>  >
>  >
>  > On 2/13/08, John Biddiscombe <biddisco at cscs.ch> wrote:
>  >
>  >>  I'll play with it first thing tomorrow and find out what's going wrong.
>  >>
>  >>  JB
>  >>
>  >>
>  >>
>  >>  Hi there John!!
>  >>
>  >> On Feb 13, 2008 5:50 PM, John Biddiscombe <biddisco at cscs.ch> wrote:
>  >>
>  >>
>  >>  TemporalStremTracer actually expects a vtkTemporalDataSet as input, but
>  >> the LEA test data is a series of vti files and the generic reader in
>  >> PraaView does not export TIME_RANGE so the executive won't allow it to
>  >> be used as a temporal dataset.
>  >>
>  >>  I've made a PVD file (see attached) for the LEA VTI files. That seems
>  >> to assign a timestep to each frame, is that not sufficient?
>  >>
>  >> Thanks for having a look,
>  >> Charl
>  >>
>  >>
>  >>
>  >>  --
>  >> John Biddiscombe, email:biddisco @ cscs.ch
>  >> http://www.cscs.ch/about/BJohn.php
>  >> CSCS, Swiss National Supercomputing Centre | Tel: +41 (91) 610.82.07
>  >> Via Cantonale, 6928 Manno, Switzerland | Fax: +41 (91) 610.82.82
>  >>
>  >> _______________________________________________
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>  >>  ParaView at paraview.org
>  >>  http://www.paraview.org/mailman/listinfo/paraview
>  >>
>  >>
>  >>
>
>
>
> --
>
> John Biddiscombe,                            email:biddisco @ cscs.ch
>  http://www.cscs.ch/about/BJohn.php
>  CSCS, Swiss National Supercomputing Centre  | Tel:  +41 (91) 610.82.07
>  Via Cantonale, 6928 Manno, Switzerland      | Fax:  +41 (91) 610.82.82
>
>
>


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