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Mail Archives: djgpp/1999/08/12/18:38:04

From: pavenis AT lanet DOT lv
Message-ID: <B0000097988@stargate.astr.lu.lv>
To: Jeff Williams <jeffw AT darwin DOT sfbr DOT org>, djgpp AT delorie DOT com
Date: Thu, 12 Aug 1999 21:37:02 +0300
MIME-Version: 1.0
Subject: Re: vga vs VESA with gnuplot
In-reply-to: <199908111957.OAA21982@darwin.sfbr.org>
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On 11 Aug 99, at 14:57, Jeff Williams wrote:

> I'm using the djgpp port of gnuplot---it's very nice.  The readme.dj2
> doc says that two options (among others) for the GRX20DRV environment
> variable (used by the GRX-2.3 graphix library) are
> 
> SET GRX20DRV=VESA  gw <width> gh <height> nc <colors>
> 
> SET GRX20DRV=stdvga  gw <width> gh <height> nc <colors>
> 
> OTOH the `set terminal' command in gnuplot accepts `svga' but
> does not recognize `VESA'.

Environment variable GRX20DRV is for GRX 2.3 graphic library  
which is used to build GNUPLOT with DJGPP. Library uses it to 
choose graphic mode. It is never used in GNUPLOT own sources, 
therefore it of course doesn't appear in terminal list.

Andris

> 
> Can someone explain to me the difference between stdvga and VESA
> (I know what the acronyms stand for :), and when one would be
> preferred over the other?
> 
> The only video driver information I can provide is what I see
> at boot time:
> 
> CL-GD6420 VGA BIOS Version 1.01 alpha4
> Copyright 1992 Cirrus Logic, Inc.  All Rights Reserved.
> Copyright 1987-1990 Quadtel Corp. All Rights Reserved.
> 6420 04/22/92
> 
> CLVESA, Cirrus Logic VGA VESA BIOS Extension Version 1.00
> Copyright (C) Cirrus Logic Inc., 1992.  All Rights Reserved.
> Cirrus VGE VESA VBE successfully installed.  (2,010 bytes)
> 
> TIA---jtw
> 
> 


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