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Mail Archives: djgpp/1993/08/24/11:22:31

Date: Tue, 24 Aug 93 09:58:11 CST
From: (csaba AT vuse DOT vanderbilt DOT edu) <csaba AT vuse DOT vanderbilt DOT edu>
To: kuku AT acds DOT physik DOT rwth-aachen DOT de, djgpp AT sun DOT soe DOT clarkson DOT edu
Subject: Re: switching modes (GRX)

On Tue, 24 Aug 93 15:55:39 +0200,
  Christoph Kukulies writes:

>I'd like to see a function allowing for fast switching between graphics
>and text modes under libgrx.
>
>Presently I'm saving my complete graphics screen into memory, and then switch
>to text mode.
>
>It would be fine if this could be incorporated into libgrx (or otherwise)
>in a device/mode independent way.
>
>Does anyone have code pieces for that? 
>
>--Chris
>Christoph P. U. Kukulies
>kuku AT acds DOT physik DOT rwth-aachen DOT de
>*** Error code 1
> 
>Stop.

GRX 1.03 (with GO32 1.11!!) will support non-clearing video mode sets. You 
will have to OR 0x80 to the requested mode (GR_default_graphics, etc..). 
You will still have to save the first 64K of graphics memory yourself 
before going to text mode.

Csaba Biegl
csaba AT vuse DOT vanderbilt DOT edu

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