[Wayland-bugs] [Bug 104828] Wobbly AlpsPS/2 ALPS DualPoint TouchPad

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=104828

--- Comment #16 from Hi-Angel <Hi-Angel at yandex.ru> ---
(In reply to Daniel van Vugt from comment #15)
> (In reply to Hi-Angel from comment #14)
> 
> > libinput does have a detection code — otherwise how could it "remove"
> > wobbling.
> 
> I think that's wrong. It doesn't detect wobbling. It _assumes_ from the
> beginning that the touchpad is wobbly and only turns off hysteresis later,
> after deciding that it's not wobbling.
> 
> The wobble "removal" is the hysteresis algorithm, which is ON by default.
> The bug here is that the stillness detection algorithm has gone wrong and
> turned hysteresis OFF too early.

Yeah, but the algorithm is the code of libinput that, basically, detects if
there's any motion that gotta get cancelled :)

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