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From: Eli Zaretskii <eliz@gnu.org>
To: Andreas Schwab <schwab@suse.de>
Cc: eggert@cs.ucla.edu, monnier@IRO.UMontreal.CA, emacs-devel@gnu.org
Subject: Re: Split `simple.el'?
Date: Wed, 04 Apr 2018 11:55:29 +0300	[thread overview]
Message-ID: <838ta34agu.fsf@gnu.org> (raw)
In-Reply-To: <mvmfu4b4c4r.fsf@suse.de> (message from Andreas Schwab on Wed, 04 Apr 2018 10:19:32 +0200)

> From: Andreas Schwab <schwab@suse.de>
> Cc: Stefan Monnier <monnier@IRO.UMontreal.CA>,  eggert@cs.ucla.edu,  emacs-devel@gnu.org
> Date: Wed, 04 Apr 2018 10:19:32 +0200
> 
> >> Usually non-displayed characters do not affect the time to
> >> open&display it.
> >
> > They do, because Emacs searches all the available fonts to try to find
> > one that can display such characters.
> 
> But not until that part of the file is actually rendered.

Yes, of course (though redisplay many times looks also at characters a
short ways above or below what will be visible).  Do we have any
evidence that in this case the slowdown happens also when the
problematic part of the file is nowhere near the visible part of the
buffer?



  reply	other threads:[~2018-04-04  8:55 UTC|newest]

Thread overview: 89+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-04-03 21:41 Split `simple.el'? Drew Adams
2018-04-03 22:25 ` Stefan Monnier
2018-04-03 22:43   ` Paul Eggert
2018-04-03 22:57     ` Drew Adams
2018-04-03 23:00       ` Davis Herring
2018-04-03 23:15         ` Drew Adams
2018-04-03 23:01       ` Drew Adams
2018-04-04  0:21     ` Stefan Monnier
2018-04-04  2:02       ` Paul Eggert
2018-04-04  2:57         ` Drew Adams
2018-04-04  3:19           ` Stefan Monnier
2018-04-04 23:43             ` Drew Adams
2018-04-05  0:54               ` Stefan Monnier
2018-04-04  6:50         ` Eli Zaretskii
2018-04-04 17:20           ` Paul Eggert
2018-04-04 19:08             ` Eli Zaretskii
2018-04-04 19:29               ` Paul Eggert
2018-04-04 19:37                 ` Eli Zaretskii
2018-04-04 19:59                   ` Paul Eggert
2018-04-05  5:55                     ` Eli Zaretskii
2018-04-05 16:01                       ` Paul Eggert
2018-04-04 23:44             ` Drew Adams
2018-04-05  0:04               ` Paul Eggert
2018-04-04  6:41       ` Eli Zaretskii
2018-04-04  8:19         ` Andreas Schwab
2018-04-04  8:55           ` Eli Zaretskii [this message]
     [not found]           ` <<838ta34agu.fsf@gnu.org>
2018-04-04 23:44             ` Drew Adams
2018-04-05  0:56               ` Stefan Monnier
2018-04-04  6:36     ` Eli Zaretskii
2018-04-04 13:14       ` Stefan Monnier
2018-04-04 14:02         ` Eli Zaretskii
2018-04-05  1:05           ` Stefan Monnier
2018-04-05  1:17             ` Drew Adams
2018-04-05  6:39               ` Eli Zaretskii
2018-04-05 17:25               ` Drew Adams
2018-04-05 17:51                 ` Eli Zaretskii
     [not found]                 ` <<83vad51r06.fsf@gnu.org>
2018-04-05 18:23                   ` Drew Adams
2018-04-05 20:53                     ` Stefan Monnier
2018-04-05 20:45                 ` Stefan Monnier
2018-04-05 21:56                   ` Drew Adams
2018-04-05 22:07                     ` Stefan Monnier
2018-04-06  6:22                       ` Andreas Schwab
2018-04-06  8:10                         ` Eli Zaretskii
     [not found]     ` <<83in974gwf.fsf@gnu.org>
2018-04-04 23:44       ` Drew Adams
2018-04-05  6:26         ` Eli Zaretskii
2018-04-05  6:36           ` Eli Zaretskii
2018-04-03 22:27 ` Clément Pit-Claudel
2018-04-03 22:49   ` Drew Adams
2018-04-04  6:12 ` Eli Zaretskii
2018-04-04 19:45   ` Juri Linkov
2018-04-05  6:02     ` Eli Zaretskii
2018-04-07 20:29       ` Juri Linkov
2018-04-08 13:51         ` Eli Zaretskii
2018-04-08 19:51           ` Juri Linkov
2018-04-09  2:23             ` Eli Zaretskii
2018-04-09 20:31               ` Juri Linkov
2018-04-10  2:38                 ` Eli Zaretskii
2018-04-04 22:13 ` John Wiegley
2018-04-04 22:31   ` Clément Pit-Claudel
2018-04-04 22:49     ` John Wiegley
2018-04-05  2:37       ` Clément Pit-Claudel
2018-04-05  6:33         ` Eli Zaretskii
2018-04-05 20:00           ` Clément Pit-Claudel
2018-04-05  8:12         ` Nick Helm
2018-04-05  6:44       ` Eli Zaretskii
2018-04-05  9:53         ` John Wiegley
2018-04-04 22:45   ` Jefferson Carpenter
2018-04-05  6:17     ` Eli Zaretskii
2018-04-05  8:17       ` Jefferson Carpenter
2018-04-05  9:47         ` Eli Zaretskii
2018-04-04 23:44   ` Drew Adams
2018-04-05 17:45   ` Achim Gratz
2018-04-05 20:52     ` Stefan Monnier
2018-04-05 21:56       ` Paul Eggert
2018-04-06  6:23       ` Andreas Schwab
2018-04-06  8:11         ` Eli Zaretskii
2018-04-06 12:52           ` Stefan Monnier
2018-04-06 13:15             ` Eli Zaretskii
2018-04-06 13:33               ` Eli Zaretskii
2018-04-06 18:18                 ` Stefan Monnier
2018-04-06 18:52                   ` Eli Zaretskii
2018-04-06 19:25                     ` Stefan Monnier
2018-04-06 19:45                       ` Eli Zaretskii
     [not found]               ` <<83bmew1mu5.fsf@gnu.org>
2018-04-06 15:52                 ` Drew Adams
2018-04-06 17:05                   ` Eli Zaretskii
2018-04-07  1:30               ` John Wiegley
2018-04-07 12:24                 ` Stefan Monnier
     [not found]             ` <<83efjs1nnc.fsf@gnu.org>
2018-04-06 15:46               ` Drew Adams
2018-04-07 20:32   ` Juri Linkov

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