POV-Ray : Newsgroups : povray.general : Offloading some calculations to a GPU : Re: Offloading some calculations to a GPU Server Time
5 Nov 2024 07:18:27 EST (-0500)
  Re: Offloading some calculations to a GPU  
From: Thorsten Froehlich
Date: 11 Jun 2003 11:33:04
Message: <3ee74bb0$1@news.povray.org>
In article <3ee74af9$2@news.povray.org> , "Michael Goldshteyn" 
<mgo### [at] n-o-s-p-a-m-earthlinknet> wrote:

> Most modern PCs have a very powerful 3d video card with a GPU that is
> hundreds if not thousands of times faster than the CPU for certain
> calculations. I was thinking if some of the POV computations could be
> offloaded to the GPU, we could speed up renders by a very large factor. The
> big question is one of which routines thouse would be and which chunks of
> the GPU could be utilized. Certainly matrix operations could be offloaded at
> the very least, although I don't know to what extent that would improve
> performance. It's just a shame that there is this uber-powerful floating
> point processor sitting in most PCs that can't be used to help things move
> along. What do others think?

You need double precision floating-point processing.  Sorry!

    Thorsten


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