Path: utzoo!attcan!uunet!lll-winken!lll-tis!ames!mailrus!cornell!uw-beaver!tektronix!pogo!curtj
From: curtj@pogo.GPID.TEK.COM (Curt )
Newsgroups: comp.graphics
Subject: Re: Gray-scale antialiasing
Keywords: anti-aliasing text
Message-ID: <6211@pogo.GPID.TEK.COM>
Date: 1 Nov 88 18:53:15 GMT
References: <74013@sun.uucp> <148@internal.Apple.COM> <4763@mnetor.UUCP> <11206@cgl.ucsf.EDU> <1837@ogccse.ogc.edu> <174@internal.Apple.COM>
Reply-To: curtj@pogo.GPID.TEK.COM (Curt (Jutz) Jutzi)
Organization: Tektronix, Inc., Wilsonville,  OR.
Lines: 25

>In article <1837@ogccse.ogc.edu> wm@cse.ogc.edu (Wm Leler) writes:
>
>>I am constantly amazed that anti-aliased text has not become the norm.
>>It works (very well).  It is cheap to implement (cheaper than raising
>>the pixel resolution of the display).

In article <174@internal.Apple.COM> casseres@Apple.COM (David Casseres) writes:
>
>As to its being cheap to implement, it's true there is less hardware cost
>in anti-aliasing than there is in greater pixel density.  But until someone
>makes a breakthrough or two, it requires some very intense computation
>right where you don't want it, i.e. right in the middle of your character-
>display loop where it trashes your display performance.

	This is why caching of text should be implemented in a display
	environemnt as well as a hardcopy environment (much like what
	a postscript printer does)

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