bug#58980: 29.0.50; Mouse wheel scroll twitches up sometimes when I scroll down

[Mickey Petersen]

On 04/11/2022 11:22 am, Po Lu wrote:
> Mickey Petersen <mickey@fyeah.org> writes:
>
> > That did indeed seem to fix the issue, but unfortunately it did seem
> > to introduce one minor regression:
> >
> > When you first scroll a window, it now takes two scrolls of my wheel
> > to induce one scroll event in Emacs. After that, it works fine, and
> > subsequent 'chains' of up or down scrolls work as expected.
> > It's again 'reset' if I try to scroll a different, non-active, window;
> > then I must scroll twice in a direction to get Emacs to register a
> > scroll event.
> >
> > Could there be an off-by-one error somewhere?
> Luckily, what I said earlier isn't it.  Please test again and see if the
> problem is fixed now.
I can confirm that this fix now resolves both the regression and the 
original issue.

I'll keep you posted if I discover any other oddities. (Pixel scroll 
precision mode also works fine, by the way!)

Thanks, Po lu.
> Thanks; BTW, please keep the bug tracker copied in by using "Reply to
> All" (or its equivalent in your MUA.)
Oops - thanks!