POV-Ray : Newsgroups : povray.general : Offloading some calculations to a GPU : Re: Offloading some calculations to a GPU Server Time
4 Aug 2024 14:25:04 EDT (-0400)
  Re: Offloading some calculations to a GPU  
From: Ben Chambers
Date: 14 Jun 2003 16:40:51
Message: <3eeb8853@news.povray.org>
"Michael Goldshteyn" <mgo### [at] n-o-s-p-a-m-earthlinknet> wrote in
message news:3ee7510b$1@news.povray.org...
> After doing more reading, the 128 bit precision may refer to 32-bit
floating
> point times four. So, in fact, the GPU may only be single-precision per
> color.

Actually, the color on an FX5900 should be able to be set to 128bit instead
of 32bit (ie, 32bits per channel, as opposed to the typical 8).  However,
the vertex operations (ie, matrix transforms) are still single precision.

...Chambers


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