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bug#29737: 27.0.50; pixel-scroll-mode is laggy
From: |
Tak Kunihiro |
Subject: |
bug#29737: 27.0.50; pixel-scroll-mode is laggy |
Date: |
Sun, 24 Dec 2017 11:28:23 +0900 (JST) |
> When I slowly start scrolling, it scrolls for a while and then jumps
> about 10 rows at the time, then scrolls a bit more and jumps again
> If I swipe my trackpad too fast, emacs instantly eats 100% CPU and
> hangs infinitely (it hangs not every time, but rather once in a
> while. It can just go to the end of the file).
>
> If I scroll with Ctrl-key as Eli suggested in the first thread mail,
> it scrolls better than before the fix, but I still see this lag
> pattern (scroll a bit and then jump), but in the smaller scale and
> it doesn't kill emacs. Setting mouse-wheel-progressive-speed to nil
> seem to make no difference.
>
> Btw, while I do use macbook, my OS is Arch Linux here. Just tried
> it on mac os. pixel-scroll-mode works much better here though there
> is still small noticeable lag. And also I can see that scroll up
> lagging more than scroll down.
Can you try scrolling with following configuration?
(setq mouse-wheel-scroll-amount '(1 ((shift) . 5) ((control))))
(setq mouse-wheel-progressive-speed nil)
Those are two that are already suggested by Eli. Please try both at
the same time.
- bug#29737: 27.0.50; pixel-scroll-mode is laggy, Valentin Ignatyev, 2017/12/16
- bug#29737: 27.0.50; pixel-scroll-mode is laggy, Eli Zaretskii, 2017/12/16
- Message not available
- bug#29737: 27.0.50; pixel-scroll-mode is laggy, Eli Zaretskii, 2017/12/16
- bug#29737: 27.0.50; pixel-scroll-mode is laggy, Valentin Ignatyev, 2017/12/16
- bug#29737: 27.0.50; pixel-scroll-mode is laggy, Tak Kunihiro, 2017/12/16
- bug#29737: 27.0.50; pixel-scroll-mode is laggy, Eli Zaretskii, 2017/12/22
- bug#29737: 27.0.50; pixel-scroll-mode is laggy, Tak Kunihiro, 2017/12/22
- bug#29737: 27.0.50; pixel-scroll-mode is laggy, Eli Zaretskii, 2017/12/23
- bug#29737: 27.0.50; pixel-scroll-mode is laggy, Valentin Ignatyev, 2017/12/23
- bug#29737: 27.0.50; pixel-scroll-mode is laggy, Valentin Ignatyev, 2017/12/23
- bug#29737: 27.0.50; pixel-scroll-mode is laggy,
Tak Kunihiro <=
- bug#29737: 27.0.50; pixel-scroll-mode is laggy, Valentin Ignatyev, 2017/12/24
- bug#29737: 27.0.50; pixel-scroll-mode is laggy, Tak Kunihiro, 2017/12/24
- bug#29737: 27.0.50; pixel-scroll-mode is laggy, Tak Kunihiro, 2017/12/31