Re: floating point (was: Re: [Gimp-developer] R&H on Film Gimp and GIMP)

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On 04-Dec-2002, Tino Schwarze wrote:
> On Tue, Dec 03, 2002 at 06:39:16PM -0800, Jonathan Cohen wrote:
> 
> > We are seriously considering ripping out all modes except for
> > 32-bit floating point. This would drastically simplify the internal
> > rendering engine and allow us to optimize it significantly.  Since we
> > don't see any real reasons why high-end paint work could not be done
> > entirely in 32-bit float, this is a reasonable thing.  
> 
> I'm just curious: What do you get by using 32-bit _float_? Why not use
> 1.31-Bit Fixed Point? It should have a higher precision than 32-bit
> float - at least, it's precision is steady.

It should still have a 16-bit floating point because you cant use sse
acceleration with double floats unless you have sse2 (which is like no one.)

-- 
Patrick "Diablo-D3" McFarland || unknown@xxxxxxxxx
"Computer games don't affect kids; I mean if Pac-Man affected us as kids, we'd 
all be running around in darkened rooms, munching magic pills and listening to
repetitive electronic music." --Kristian Wilson, Nintendo, Inc, 1989

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