pointer (touchpad) aceleration and threshold too low in 11.3.* builds
pgf at laptop.org
Wed May 16 21:00:27 EDT 2012
eduardo h. silva wrote:
> xset q tells that in 11.3.1, the pointer is configured with the values:
> acceleration 7/4 threshold: 1
> This takes 2, 3 and sometimes 4 swipes to move across the screen. It's
> quite a difference with a typical touchpad on bigger laptops, and
> although the experience can't be duplicated because we can't expect
> kids to be already highly trained with a touchpad, I think it could be
> I think the balance is to have a larger threshold, so that slow
> movements are allways acurate, and a higher acceleration, so that
> movements across the screen are sufficiently fast (very important in
> Sugar to access the frame for example). Managing to drop down the
> amount of swipes needed to move across the screen (like 2 swipes)
> would be excellent and more in par with the older pre 11.3.* behavior.
so you think it was better, previously?
i wonder what has changed. those xset values were chosen specifically
to be appropriate for the original ALPS touchpad on XO-1. it's
entirely possible, now that we're two laptops and at least as many
touchpads beyond that, those numbers are incorrect.
paul fox, pgf at laptop.org
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