Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!tut.cis.ohio-state.edu!cs.utexas.edu!execu!sequoia!rpp386!woody
From: woody@rpp386.cactus.org (Woodrow Baker)
Newsgroups: comp.lang.postscript
Subject: Re: FPU for PostScript
Summary: fpu stuff.
Message-ID: <17617@rpp386.cactus.org>
Date: 10 Jan 90 13:41:04 GMT
References: <POLLACK.89Dec4133944@toto.cis.ohio-state.edu> <1666@intercon.com> <1990Jan9.044252.18617@ico.isc.com>
Organization: River Parishes Programming, Plano, TX
Lines: 17

In article <1990Jan9.044252.18617@ico.isc.com>, rcd@ico.isc.com (Dick Dunn) writes:
> 
> I tend to agree with Tom, and while I haven't investigated it, I assume
> that Adobe has.  Intuitively, it seems reasonable; I'd think the down'n'
> dirty work of the font rendering would be mostly fixed point.  Probably a
> lot of it is not numerical work at all.  Still, as I suggest, I ASSume that
> Adobe knows what they're doing.
See the repost of the Feb article from Adobe.  font outlines do have a mix
of FP and fixed-point.  I don't have an 68881 FPU manual handy, but i'm
sure that the hardware is MUCH faster than software. 'nuff said.
NOT a conjecture.

Cheers
Woody

> Dick Dunn     rcd@ico.isc.com    uucp: {ncar,nbires}!ico!rcd     (303)449-2870
>    ...Mr. Natural says, "Use the right tool for the job."