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From: rang@cs.wisc.edu (Anton Rang)
Newsgroups: comp.sys.mac.misc
Subject: Re: The New Macs: Greedy Compromises?
Message-ID: <RANG.90Dec3133606@nexus.cs.wisc.edu>
Date: 3 Dec 90 18:36:06 GMT
References: <1990Nov29.203507.25984@grape.ecs.clarkson.edu>
	<46966@apple.Apple.COM> <1990Dec2.084149.25494@world.std.com>
Sender: news@msuinfo.cl.msu.edu
Organization: UW-Madison CS department
Lines: 12
In-Reply-To: boris@world.std.com's message of 2 Dec 90 08:41:49 GMT

In article <1990Dec2.084149.25494@world.std.com> boris@world.std.com (Boris Levitin) writes:
> [ a lot of stuff ]
>Using quadratic (TrueType) or cubic (ATM) splines to
>display text on the screen is a very floating-point-math-intensive process.

  I thought that splines, as used in text operations, worked in very
small numeric ranges.  Is there a reason that fixed-point math can't
be used?  I'd guess that TrueType would use fixed-point math; it ought
to be faster than floating-point, too, at least until Motorola's FPUs
speed up a bit.

	Anton
   
+---------------------------+------------------+-------------+
| Anton Rang (grad student) | rang@cs.wisc.edu | UW--Madison |
+---------------------------+------------------+-------------+