[vtkusers] GPU for computation

[David E DeMarle]

In response to Sunil's second question - does VTK use the GPU for
rendering?. Yes. More precisely VTK uses OpenGL, which more often than not,
uses the GPU.

David E DeMarle
Kitware, Inc.
R&D Engineer
21 Corporate Drive
Clifton Park, NY 12065-8662
Phone: 518-881-4909

On Tue, Aug 30, 2016 at 5:55 AM, Andrea Borsic <aborsic at ne-scientific.com>
wrote:

> Hi Sunil,
>
> Concerning the vtkDelaunay3D algorithm, it is not implemented on GPUs and
> I don't believe there is currently an option for that (in VTK and generally
> in the public domain).
>
> While the vtkDelaunay3D is convenient as directly available in VTK and
> with VTK licensing terms, I have experienced significant speed gains using
> TetGen (http://wias-berlin.de/software/tetgen/) - this on meshes with 0.5
> to 2 million tetrahedral elements. The only drawback is that one has to
> develop his/her own methods calling TetGen from VTK, and abide to the
> specific licensing conditions.
>
> Please note also that a number of alternatives exist:
> http://www.robertschneiders.de/meshgeneration/software.html
>
> Best Regards,
>
> Andrea
>
>
>
> On 30-Aug-16 9:23 AM, Sunil Mathew via vtkusers wrote:
>
> Hi All,
>
> Does vtkDelaunay3D have a GPU implementation?
>
> Also does VTK use the GPU for rendering.
>
> Thanks,
> Sunil
>
>
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> --
> ++++++++++++++++++++++++++++++++++++
> Andrea Borsic Ph.D.
> CEO & Founder NE Scientific LLC
> Tel: +1 603 676 7450
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>
>
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