From: Tak Ota <Takaaki.Ota@am.sony.com>
Cc: emacs-devel@gnu.org
Subject: Re: redundant redisplay
Date: Thu, 29 Apr 2004 00:35:05 -0700 (PDT) [thread overview]
Message-ID: <20040429.003505.01371788.Takaaki.Ota@am.sony.com> (raw)
In-Reply-To: <m3llkf4s9o.fsf@kfs-l.imdomain.dk>
29 Apr 2004 01:06:11 +0200: no-spam@cua.dk (Kim F. Storm) wrote:
> Tak Ota <Takaaki.Ota@am.sony.com> writes:
>
> > Some recent change, which I cannot identify, affects the redisplay
> > mechanism so that set-buffer-modified-p redisplays window contents
> > redundantly. It creates occasional annoying partial screen flashing
> > as well as considerably slows down a buffer process which updates
> > modeline frequently.
>
> I found a problem with the image slicing patch (missing initialization
> of slice info for non-image glyphs), which could very well cause
> unnecessary redisplay.
>
> I have just installed a fix, please see if it helps.
2004-04-29 Kim F. Storm <storm@cua.dk>
* xdisp.c (null_glyph_slice): New var.
(append_glyph, append_composite_glyph, append_stretch_glyph):
Use it to initialize glyph slice.
Yes, this does eliminate the redundant redisplay problem. Thank you.
-Tak
prev parent reply other threads:[~2004-04-29 7:35 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-04-27 17:57 redundant redisplay Tak Ota
2004-04-27 20:56 ` David Kastrup
2004-04-28 1:37 ` Kim F. Storm
2004-04-27 22:40 ` Miles Bader
2004-04-28 23:06 ` Kim F. Storm
2004-04-28 23:23 ` Miles Bader
2004-04-29 7:35 ` Tak Ota [this message]
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