[Paraview-developers] Data Processing in CPUs and GPUs

[Dan Lipsa]

On Sun, Nov 13, 2016 at 10:27 AM, Khayam Gondal <khayam.gondal at gmail.com>
wrote:

> Hi,
> To my knowledge even when using Paraview with GPUs it still uses CPUs to
> do some kind of processing. Can someone explain it to me that what part of
> processing is done on CPUs and how data is fed to GPUs.
>


Paraview does only rendering on the GPUs. There are filters that can do
processing on the GPUs or on multiple cores: take a look at
http://m.vtk.org/index.php/Main_Page



> And moreover when we use MPI with Paraview, does it is used in CPUs
> context. I mean the processing which is being done on CPUs will now be done
> in parallel.
>
> Indeed. Data is partitioned for the MPI nodes, each node processes and
renders its own data. The rendered image is composited and sent to the
client.

The ParaView Tutorial has a description of the ParaView architecture.
http://www.paraview.org/Wiki/images/f/f7/ParaViewTutorial51.pdf

Dan



>
>
> Regards
>
>
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