Messages in this thread |  | | Date | Fri, 8 Jun 2001 18:20:46 +0200 | From | Pavel Machek <> | Subject | Re: [driver] New life for Serial mice |
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Hi!
> > > If you still have your 3-button MouseSystems (or any other serial) mouse > > > somewhere in your driver, forgotten becase of the incredibly slow update > > > rate causing so much jumping of the pointer on the screen that it is > > > unusable, you may want to pull it out and give it a try. > > > > > > Or if you're still using it with some old 486 computer, this driver is > > > for you. > > > > > > What it does is that it enhances the update rate from 24 (with current > > > GPM and X drivers) to 96. This is almost what the best USB mice do. > > > > What's the "prediction" stuff? Does it mean you are guessing some values > > by interpolation? > > Extrapolation, yes.
Can't it make mouse jump forward and back when user suddenly stops?
> > [If so, what kind of update rate would it do on USB?] > > It wouldn't make any difference - on USB you always get whole packets, > while over serial port the data is processed byte by byte and thus we > know a little of the information before the whole packet arrives.
Ouch, nice trick! Pavel -- The best software in life is free (not shareware)! Pavel GCM d? s-: !g p?:+ au- a--@ w+ v- C++@ UL+++ L++ N++ E++ W--- M- Y- R+ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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