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Mail Archives: djgpp/1999/10/13/10:29:59

From: Eli Zaretskii <eliz AT is DOT elta DOT co DOT il>
Newsgroups: comp.os.msdos.djgpp
Subject: Re: allegro gone missing?
Date: Wed, 13 Oct 1999 11:42:28 +0200
Organization: NetVision Israel
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On Mon, 11 Oct 1999, Rez wrote:

> I don't know about Windows' DPMI, but I did some performance testing of
> CSWDPMI vs DRDOS7.03's DPMI. BOOM (DOOM clone) ran at the same speed +/-
> less than 0.1% difference (however it takes quite a bit longer to get
> thrashy on DRDOS's DPMI). OTOH, BSPv3.0 ran at 10% faster on DRDOS's
> DPMI. This was reproducible and consistent.

Don't forget that CWSDPMI was written by a single engineer on his
spare time.  Given that, I think 10% of a performance hit, and then in
some specific cases only, is acceptable.

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