Article View: comp.os.msdos.programmer
Article #3798Re: svga mouse drivers
From: Ian D. Gay
Date: Thu, 15 Oct 1992 16:23
Date: Thu, 15 Oct 1992 16:23
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downs@helios.nevada.edu (Lamont Downs) writes: >Has anyone posted some public source code for svga mouse drivers at an >FTP site? So far the only documentation I've found for unsupported modes >is an _extremely_ brief article in the MicroSoft KnowledgeBase. In >particular, how do you keep track of the mouse position in unsupported >video modes? The MS snippet indicated that the x (CX) and y (DX) parameters >would not work and the delta_x and delta_y in mickeys had to be used--but >when I did so, I got a pointer that kept going down when the mouse moved up, >etc. I wound up using the pixel coordinates returned in CX and DX after >all, and they worked (at least in the mode I was in, which was a TSENG >4000 640x480x256 mode). >I get nervous using something that's not supposed to work... >Lamont Downs >downs@helios.nevada.edu I don't know a driver that handles the svga graphics modes. In my experience, on Paradise and ET4000, the Logitek drivers will work correctly in svga text modes (132x25 etc) whereas the MS drivers will not. Recent Logitek drivers appear to work ok with MS mice. There is a Logitek driver available in the Simtel collection.
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Newsgroups: comp.os.msdos.programmer Path: arc1-ca.pugleaf.net!sparky!uunet!destroyer!cs.ubc.ca!newsserver.sfu.ca!sfu.ca!gay From: gay@beaufort.sfu.ca (Ian D. Gay) Subject: Re: svga mouse drivers Message-ID: <gay.719166235@sfu.ca> Keywords: svga mouse assembly Sender: news@sfu.ca Organization: Simon Fraser University, Burnaby, B.C., Canada References: <downs.16.719120457@helios.nevada.edu> Date: Thu, 15 Oct 1992 16:23:55 GMT Lines: 23