Re: VGA 320x240@256 -P?

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#3790

From: Lamont Downs
Date: Thu, 15 Oct 1992 01:11

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In article <Bw4o36.GMH@usenet.ucs.indiana.edu> ssalter@silver.ucs.indiana.edu (-=[SLS]=-) writes:
>From: ssalter@silver.ucs.indiana.edu (-=[SLS]=-)
>Subject: Re: VGA 320x240@256 -P?
>Date: 14 Oct 92 20:11:30 GMT
>mbfarah@isluga (Miguel Braxton Farah)
>>Hi! Is it true that there is a VGA (extended-non documented or whatever)
>>320x240@256 mode?. How can I access it - if it exists? I'm trying to write 
>>a GIF viewer of my own and this mode would be very useful for avoiding the
>>infamous distortion when one sees 640x480 images in 320x200.
>
>
>Is true..refer to DDJ articles by Michael Abrash for one source. This
>mode is one of several that are called mode-x and mode-y vga modes.
>There is an xlib02.zip library on wuarchives in MSDOS_UPLOADS that
>should help.

Also check out Abrash's book Power Graphics Programming (Que I think) for
reprints of articles he wrote for the now unfortunately defunct Programmer's
Journal. He covers a number of the "undocumented" VGA modes in these.

Lamont Downs
downs@helios.nevada.edu

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From: downs@helios.nevada.edu (Lamont Downs)
Subject: Re: VGA 320x240@256 -P?
Message-ID: <downs.15.719111493@helios.nevada.edu>
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Date: Thu, 15 Oct 1992 01:11:33 GMT

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