Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!purdue!mentor.cc.purdue.edu!pur-ee!pur-phy!sho
From: sho@pur-phy (Sho Kuwamoto)
Newsgroups: comp.sys.mac
Subject: Re: Mac II and VGA  (icky-poo, IBM stuff)
Message-ID: <2235@pur-phy>
Date: 3 May 89 03:08:32 GMT
References: <1531@jhunix.HCF.JHU.EDU> <8264@chinet.chi.il.us> <492@biar.UUCP> <1783@ccnysci.UUCP> <7848@batcomputer.tn.cornell.edu>
Reply-To: sho@newton.physics.purdue.edu.UUCP (Sho Kuwamoto)
Organization: Purdue Univ. Physics Dept., W. Lafayette, IN
Lines: 12

In article <7848@batcomputer.tn.cornell.edu> chow@tcgould.tn.cornell.edu (Christopher Chow) writes:
>What I'd always wanted to know was why Apple didn't support a 3-bit mode on
>their video card.  Why might one want a 3-bit graphics mode?  Well, 3-bits
>would be suffcient to render the colors found in the [non color] quickdraw
>programs and it should be faster than 4-bit mode since there's less bits to
>move around.

But if you have only 3 bits/pixel, a pixel can cross a byte boundary.
I suppose you could introduce padding, but that would be nasty as
well.

-Sho