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From: "Gerd Möllmann" <gerd.moellmann@gmail.com>
To: Robert Pluim <rpluim@gmail.com>
Cc: martin rudalics <rudalics@gmx.at>,  Emacs Devel <emacs-devel@gnu.org>
Subject: Re: Question about üarent-frame changes
Date: Wed, 25 Sep 2024 13:13:09 +0200	[thread overview]
Message-ID: <m2jzf06l6i.fsf@pro2.fritz.box> (raw)
In-Reply-To: <m2o74c6nrp.fsf@pro2.fritz.box> ("Gerd Möllmann"'s message of "Wed, 25 Sep 2024 12:17:14 +0200")

Gerd Möllmann <gerd.moellmann@gmail.com> writes:

> Gerd Möllmann <gerd.moellmann@gmail.com> writes:
>
>> Robert Pluim <rpluim@gmail.com> writes:
>>
>>>     martin> Reparenting is useful because you can set up one child frame for some
>>>     martin> special purpose, make it invisible when you don't need it, and move it
>>>     martin> to another frame and make it visible there whenever you want to.  On
>>>     martin> GUIs, this approach has the advantage that you can avoid the (at least
>>>     martin> here) costly process of setting up frame faces every time anew.  Emacs
>>>     martin> tooltips do that by default and I recall that showing a tooltip every
>>>     martin> time incurred two entire GC cycles here.
>>>
>>> Would setting up frame faces be that expensive on tty? Iʼd really love
>>> to have tty child frames, even if they were not blazingly fast.
>>
>>> From what I've seen so far, it's pretty fast, but OTOH my machine is
>> pretty fast (M1 pro). Let's see how it does when I'm a bit further. At
>> least hiding frames on ttys should be there before I can really try it
>> with posframe. Maybe also moving/resizing also.
>
> I think I can say now that it will probably be faster than on GUI, at
> least on macOS. Running
>
>   (defun my-make-child ()
>     (interactive)
>     (make-frame `((parent-frame . ,(selected-frame))
>                   (background-color . "gray10")
>                   (foreground-color . "white")
>                   (top . 15)
>                   (left . 40)
>                   (width . 80)
>                   (height . 25))))
>
>   (defun my-time-child ()
>     (interactive)
>     (dotimes (i 500)
>       (let ((f (my-make-child)))
>         (sit-for 0)
>         (delete-frame f))))
>
>   (benchmark-run 1 (my-time-child))
>
> shows 24s with GUI, and 8s on tty. I'm using Alacritty, in case that matters
> (for the KKP keyboard support, not for performance).

Small correction - I had timed tty build with debug. It's actually 2s
instead of 8s.



  reply	other threads:[~2024-09-25 11:13 UTC|newest]

Thread overview: 46+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-09-18 10:58 Question about üarent-frame changes Gerd Möllmann
2024-09-18 14:15 ` martin rudalics
2024-09-18 14:24   ` Ship Mints
2024-09-18 18:51     ` martin rudalics
2024-09-19  5:01       ` Eli Zaretskii
2024-09-19  8:10         ` martin rudalics
2024-09-18 14:26   ` Robert Pluim
2024-09-18 14:30     ` Ship Mints
2024-09-18 15:26       ` Gerd Möllmann
2024-09-18 15:32         ` Ship Mints
2024-09-18 15:22     ` Gerd Möllmann
2024-09-25 10:17       ` Gerd Möllmann
2024-09-25 11:13         ` Gerd Möllmann [this message]
2024-09-25 14:04           ` martin rudalics
2024-09-25 14:38             ` Gerd Möllmann
2024-09-25 15:29           ` Eli Zaretskii
2024-09-25 18:10             ` Gerd Möllmann
2024-09-26  4:54               ` Gerd Möllmann
2024-09-26  5:01                 ` Gerd Möllmann
2024-09-26  6:40                   ` Eli Zaretskii
2024-09-26  6:39                 ` Eli Zaretskii
2024-09-28  9:10           ` Gerd Möllmann
2024-09-18 18:51     ` martin rudalics
2024-09-18 15:03   ` Gerd Möllmann
2024-09-18 16:14     ` Eli Zaretskii
2024-09-18 16:42       ` Gerd Möllmann
2024-09-18 16:15   ` Eli Zaretskii
2024-09-18 18:52     ` martin rudalics
2024-09-19  0:33       ` Po Lu
2024-09-19  8:08         ` martin rudalics
2024-09-19  4:29       ` Gerd Möllmann
2024-09-19  8:09         ` martin rudalics
2024-09-19  9:15           ` Gerd Möllmann
2024-09-19  9:40             ` martin rudalics
2024-09-19 10:10               ` Gerd Möllmann
2024-09-19 11:13                 ` martin rudalics
2024-09-19 12:49                   ` Gerd Möllmann
2024-09-19  4:58       ` Eli Zaretskii
2024-09-19  8:10         ` martin rudalics
2024-09-19  8:20           ` Eli Zaretskii
2024-09-19  8:41             ` Po Lu
2024-09-19 10:30               ` Eli Zaretskii
2024-09-19 11:13                 ` martin rudalics
2024-09-19 11:33                   ` Eli Zaretskii
2024-09-19  9:26           ` Gerd Möllmann
2024-09-19 13:46             ` Po Lu

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