[quake2] Highly erratic mouse behavior

Anders Storsveen wakko at generation.no
Thu Mar 17 19:24:05 EST 2005

heres the demo, it actually didnt seem mouse acceleration was on in q2  
now. but its still definantly on in q3...

On Thu, 17 Mar 2005 21:52:47 +0100, Anders Storsveen <wakko at generation.no>  

> On Thu, 17 Mar 2005 12:49:51 +0100, Julien Langer <jlanger at zigweb.de>  
> wrote:
>> On Sa, 2005-03-12 at 17:35 +0100, Anders Storsveen wrote:
>>> I'm 100% sure that this problem is mouse accelleration related. I have
>>> been whining about this for years now, linux
>>> seems to have mouse accelleration that is impossible to turn off...  
>>> It's
>>> like this in every game! I've posting
>>> around the net on this, and no one seems to figure it out.
>>> I've done xset m 0 0 and set the mouseaccel to 1x in kde. but nothing
>>> works.
>>> If you try to move the mouse very slowly you will get the following
>>> artifacts, in SDL you will get no or slow
>>> movment, and in glx you will get negative movment and if you speed up a
>>> little you will get zero movment and then
>>> correct movment again. I'm definantly sure that this is some problem  
>>> with
>>> how X or some other backend handles mouse
>>> and mouse accelleration. I'm also betting that, in regular x with mouse
>>> acceleration set to "off" there is still
>>> mouse acceleration, even though it is hard to detect.
>>> If someone made an app that compared raw mouse input to the length
>>> actually moved on the desktop I'm sure the
>>> length would change dependant on the speed, even though the physical
>>> length moved stays the same. But what I'm sure
>>> of is that mouse acceleration in the game is what this problem is, it  
>>> also
>>> affects other games including quake3!
>>> It's stupid to have to dualboot to windows to play games that are  
>>> native
>>> in linux and performes very well (and even
>>> better in the case of q3) in linux when compared to windows.
>> Hi,
>> I don't see such a behavior on my machine.
>> No matter how fast I move the mouse, the distance it covers is always
>> the same... in q2 and in q3.
>> And I have even enabled mouse acceleration in Gnome.
>> But it's true that there's no movement with SDLGL if the mouse is moved
>> very slow.
> wel, that would seem that you have acceleration, only its constant at  
> higher speeds. Do you have the negative movement when moving really slow  
> with glx?
> btw: I could make a demo for you guys to show what I mean.

Using Opera's revolutionary e-mail client: http://www.opera.com/m2/
-------------- next part --------------
A non-text attachment was scrubbed...
Name: mouse.dm2
Type: application/octet-stream
Size: 114147 bytes
Desc: not available
URL: <http://icculus.org/pipermail/quake2/attachments/20050318/851a14fe/attachment.obj>

More information about the quake2 mailing list