[vtkusers] Execute filter asynchronous

Jan Linxweiler linxweil at irmb.tu-bs.de
Fri Nov 26 18:12:00 EST 2010


Hi Jim,

thank you for the hint o the papers. I'll have a closer look at them. Seems very promising.

Jan

On 26.11.2010, at 22:01, Jim Peterson wrote:

> Jan,
> The vtkExecutionScheduler has this comment in the header file. Perhaps the referenced papers or the authors can shed some light on your issue.
> 
> /*-------------------------------------------------------------------------
> Copyright (c) 2008, 2009 by SCI Institute, University of Utah.
> 
> This is part of the Parallel Dataflow System originally developed by
> Huy T. Vo and Claudio T. Silva. For more information, see:
> "Parallel Dataflow Scheme for Streaming (Un)Structured Data" by Huy
> T. Vo, Daniel K. Osmari, Brian Summa, Joao L.D. Comba, Valerio
> Pascucci and Claudio T. Silva, SCI Institute, University of Utah,
> Technical Report #UUSCI-2009-004, 2009.
> "Multi-Threaded Streaming Pipeline For VTK" by Huy T. Vo and Claudio
> T. Silva, SCI Institute, University of Utah, Technical Report
> #UUSCI-2009-005, 2009.
> ----------------------------------------------------------------------------*/
> 
> It looks like this parallel capability was added in 2009.  The Examples\ParallelProcessing\Generic\Cxx
> directory does appear to have some examples dating from 2005 of some subdivisions of pipeline processing to multi-thread
> by discrete functions. I am not sure whether you could apply that to your problem.
> 
> Good luck,
> Hope that helps,
> Jim
> 
> Jan Linxweiler wrote:
>> Hello all,
>> 
>> Is it possible to run the visualization (execute filters and and maybe mappers) asychronous from the rendering thread?
>> 
>> I've got a simulation that is producing results in a separate thread. Those are presented in the UI thread. I'd like to execute (long running) visualizations in the simulation thread and then do the final rendering (of the actors) in the UI thread. Is this possible and when can you point me to an example code or give be a hint to google for?
>> 
>> Thank you for your help,
>> 
>> Jan
>>  
> 




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