From: David Kastrup <dak@gnu.org>
Cc: emacs-devel@gnu.org
Subject: Re: C-n is very slow in Font-Lock mode
Date: Wed, 27 Apr 2005 13:32:11 +0200 [thread overview]
Message-ID: <85d5sge9qc.fsf@lola.goethe.zz> (raw)
In-Reply-To: <01c54b12$Blat.v2.4$78afaa40@zahav.net.il> (Eli Zaretskii's message of "Wed, 27 Apr 2005 13:17:33 +0300")
"Eli Zaretskii" <eliz@gnu.org> writes:
>> Cc: emacs-devel@gnu.org
>> From: David Kastrup <dak@gnu.org>
>> Date: Wed, 27 Apr 2005 11:43:01 +0200
>>
>> We are talking about the situation where the input is coming in faster
>> than Emacs can process it.
>
> See, we don't really know that. Whether this is true or not,
> depends on several unknown factors, like the rate of keyboard
> auto-repeat on the user's machine vs the time it takes Emacs on that
> machine, with that CPU and display type/toolkit to perform
> redisplay.
>
> In my experience, movement with C-n gives Emacs enough time to
> update the display.
The last time I looked, this thread was about Emacs not being fast
enough to update the display.
> jit-lock-defer-time non-nil works by disabling fontification
> altogether until Emacs is idle. If fontification is not disabled,
> you yourself explained that vertical-motion _must_ fontify to keep
> its calculations accurate.
It seems I am a complete failure at conveying my meaning. I was
arguing for a setting where vertical-motion is allowed to keep its
calculations inaccurate with regard to font locking.
--
David Kastrup, Kriemhildstr. 15, 44793 Bochum
next prev parent reply other threads:[~2005-04-27 11:32 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-04-23 16:16 C-n is very slow in Font-Lock mode Richard Stallman
2005-04-23 20:17 ` Eli Zaretskii
2005-04-24 21:23 ` Richard Stallman
2005-04-24 21:50 ` Eli Zaretskii
2005-04-26 10:05 ` Richard Stallman
2005-04-26 10:27 ` David Kastrup
2005-04-26 22:56 ` Richard Stallman
2005-04-27 8:59 ` Kim F. Storm
2005-04-27 9:57 ` Eli Zaretskii
2005-04-27 12:27 ` Kim F. Storm
2005-04-27 9:06 ` Eli Zaretskii
2005-04-28 11:00 ` Richard Stallman
2005-04-26 18:05 ` Eli Zaretskii
2005-04-26 21:38 ` David Kastrup
2005-04-26 22:43 ` Eli Zaretskii
2005-04-26 22:57 ` David Kastrup
2005-04-27 9:19 ` Eli Zaretskii
2005-04-27 9:43 ` David Kastrup
2005-04-27 10:17 ` Eli Zaretskii
2005-04-27 11:32 ` David Kastrup [this message]
2005-04-27 11:59 ` Eli Zaretskii
2005-04-27 12:23 ` David Kastrup
2005-04-27 12:32 ` Kim F. Storm
2005-04-28 11:00 ` Richard Stallman
2005-04-28 12:16 ` David Kastrup
2005-04-28 11:00 ` Richard Stallman
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