From: Eli Zaretskii <eliz@gnu.org>
To: Stefan Monnier <monnier@iro.umontreal.ca>
Cc: tomas@tuxteam.de, emacs-devel@gnu.org
Subject: Re: Emacs canvas support
Date: Thu, 30 Apr 2020 20:27:14 +0300 [thread overview]
Message-ID: <83tv10x4st.fsf@gnu.org> (raw)
In-Reply-To: <jwv1ro511tj.fsf-monnier+emacs@gnu.org> (message from Stefan Monnier on Thu, 30 Apr 2020 10:37:03 -0400)
> From: Stefan Monnier <monnier@iro.umontreal.ca>
> Cc: tomas@tuxteam.de, emacs-devel@gnu.org
> Date: Thu, 30 Apr 2020 10:37:03 -0400
>
> > Unfortunately, most redisplay cycles don't start from a request to
> > redraw a particular area of the screen.
>
> I don't think it makes a big difference. Upon redisplay, the
> glyph-matrix layer will compute which parts of the window needs updates
> in the that layer (exactly like it currently does), and the canvas will
> do its own computation of which part of it needs updating (presumably
> this will be handled by the external canvas library such as Cairo's
> rather than by Emacs's own code) and then the compositing layer will
> figure out how to combine those two changes.
I don't think I understand how this would fit into the current
redisplay framework.
next prev parent reply other threads:[~2020-04-30 17:27 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <875zdikdge.fsf.ref@yahoo.com>
2020-04-29 6:34 ` Emacs canvas support Po Lu via Emacs development discussions.
2020-04-29 8:24 ` Eli Zaretskii
2020-04-29 9:57 ` Po Lu
2020-04-29 10:10 ` Eli Zaretskii
2020-04-29 10:22 ` Po Lu
2020-04-29 10:27 ` Po Lu via Emacs development discussions.
2020-04-29 11:47 ` Eli Zaretskii
2020-04-29 10:35 ` Eli Zaretskii
2020-04-29 10:41 ` Po Lu
2020-04-29 11:51 ` Eli Zaretskii
2020-04-29 12:12 ` Po Lu
2020-04-29 16:14 ` David Engster
2020-04-29 16:54 ` Eli Zaretskii
2020-04-29 17:16 ` tomas
2020-04-29 17:27 ` Eli Zaretskii
2020-04-29 17:38 ` Eli Zaretskii
2020-04-30 13:11 ` Arthur Miller
2020-04-30 14:18 ` Eli Zaretskii
2020-04-30 14:58 ` Arthur Miller
2020-04-30 17:30 ` Eli Zaretskii
2020-05-01 14:32 ` Arthur Miller
2020-04-29 18:51 ` tomas
2020-04-29 19:03 ` Eli Zaretskii
2020-04-29 19:08 ` tomas
2020-04-29 19:25 ` Eli Zaretskii
2020-04-29 19:59 ` tomas
2020-04-30 1:19 ` Stefan Monnier
2020-04-30 6:55 ` tomas
2020-04-30 12:03 ` Stefan Monnier
2020-04-30 12:50 ` tomas
2020-04-30 8:04 ` Po Lu
2020-04-30 12:08 ` Stefan Monnier
2020-04-30 13:55 ` Eli Zaretskii
2020-05-01 23:27 ` Po Lu
2020-05-02 6:51 ` Eli Zaretskii
2020-04-30 13:46 ` Eli Zaretskii
2020-04-30 14:37 ` Stefan Monnier
2020-04-30 17:27 ` Eli Zaretskii [this message]
2020-04-30 18:22 ` Stefan Monnier
2020-04-30 18:42 ` Eli Zaretskii
2020-04-30 14:27 ` Drew Adams
2020-04-30 13:33 ` Eli Zaretskii
2020-04-30 13:52 ` Arthur Miller
2020-04-29 19:23 ` David Engster
2020-04-30 13:29 ` Eli Zaretskii
2020-04-30 6:52 ` Corwin Brust
2020-04-29 17:08 ` Eli Zaretskii
2020-04-29 20:14 ` David Engster
2020-04-30 13:35 ` Eli Zaretskii
2020-04-29 20:48 ` Juri Linkov
2020-04-30 2:36 ` Eli Zaretskii
2020-04-30 20:20 ` Juri Linkov
2020-05-01 6:01 ` Eli Zaretskii
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