[Paraview] particle tracking

Utkarsh Ayachit utkarsh.ayachit at kitware.com
Tue Feb 21 10:19:56 EST 2012


Marcelo,

Is this using OSMesa for offscreen rendering? There was a memory leak
in 3.10.0 that has been subsequently fixed when saving animations with
OS Mesa and offscreen rendering enabled.

Utkarsh

On Mon, Feb 20, 2012 at 6:23 AM, Marcelo Emmel <marcelo at emmel.eng.br> wrote:
> Jean Favre <jfavre <at> cscs.ch> writes:
>
>>
>> Berk Geveci wrote:
>> > To animate particles in a
>> > steady-state flow field, I'd think that you would generate streamlines
>> > and then somehow animate particles along those.
>>
>> this is exactly the technique I use. Generate streamlines. Then
>> iso-contour the streamline object with the scalar field
>> "IntegrationTime". Use a single threshold. Then animate the threshold
>> value. Use Mode=Sequence, get a ramp between minimum time and maximun time.
>> Use Glyphs (small spheres or arrows) attached to the iso-valued contours
>> and they will "animate" their position along the streamlines.
>>
>> Jean
>> Swiss national Supercomputing Center
>
> Dear Jean Favre,
>
> Thanks a lot, you showed me the way after a long search time!
> I am facing a new problem now: when making animations, Paraview uses all
> available memory then crashes (I am using Paraview 3.12.0 64bit). I just can
> make about 400 frames before crashing. After producing the animation, I do not
> know how to "flush" memory, since it remains busy.
> Thanks a lot and congratulations for your job.
> Best regards,
>
> Marcelo Emmel
> Mechanical Engineer, MSc
> www.emmel.eng.br
>
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