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Article #6565Re: How to program the mouse in SVGA mode?
From: Carlos Antunes
Date: Sat, 19 Dec 1992 22:07
Date: Sat, 19 Dec 1992 22:07
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1740 bytes
In article <1992Dec16.103046.131114@mswe.dnet.ms.philips.nl> smhkotmans@mswe.dnet.ms.philips.nl writes: >Hi Netters, > >I have a question regarding graphical mouse programming in 640x480 or 800x600 >SVGA mode. >In VGA mode, my program can show and manipulate the mouse cursor just fine. >When i switch over to SVGA mode, the mouse cursor is not visible any more >although the mouse driver still reports the mouse as being present. > >What extra/completely different must i do to get the mouse working correctly >in SVGA mode? > >If this matters: > I'm using INT 33h calls in a C program in combination with an > ATi Wonder XL video card with bus mouse. > In general, the mouse drivers do not support SVGA video modes. You can still use the driver to report mouse movement, but the pointer will not show. If you are programming in Turbo C or Borland C, you can use the BGI's in svgabg52.zip. You can get this at SIMTEL (pd1:<msdos.borlandc>). This library has suport for almost all SVGA cards and includes mouse support also (some bugs exist however). Regards, Carlos Antunes. -- Carlos Antunes @ INESC - Instituto de Engenharia de Sistemas e Computadores E-mail to cma@eniac.inesc.pt
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Newsgroups: comp.os.msdos.programmer Path: arc1-ca.pugleaf.net!sparky!uunet!mcsun!inesc.inesc.pt!eniac.inesc.pt!cma From: cma@eniac.inesc.pt (Carlos Antunes) Subject: Re: How to program the mouse in SVGA mode? Message-ID: <1992Dec19.220706.9816@inesc.pt> Sender: usenet@inesc.pt (USENET News System) Nntp-Posting-Host: eniac.inesc.pt Organization: INESC - Inst. Eng. Sistemas e Computadores, LISBOA. PORTUGAL. References: <1992Dec16.103046.131114@mswe.dnet.ms.philips.nl> Date: Sat, 19 Dec 1992 22:07:06 GMT Lines: 32