GNU bug report logs - #3253
23.0.92; Subpixel rendering slows down significantly

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Message #5 received at submit <at> emacsbugs.donarmstrong.com (full text, mbox):

From: Torsten Bronger <bronger <at> physik.rwth-aachen.de>
To: emacs-pretest-bug <at> gnu.org
Subject: 23.0.92; Subpixel rendering slows down significantly
Date: Mon, 11 May 2009 09:16:37 +0200 (CEST)

When activating subpixel rendering under Gnome (Ubuntu 9.04), Emacs is slowed down significantly.  Scrolling through a large text file take 1.7 times longer than with "ordinary" anti-aliasing alone.



In GNU Emacs 23.0.92.1 (x86_64-unknown-linux-gnu)
 of 2009-04-30 on wilson
Windowing system distributor `The X.Org Foundation', version 11.0.10600000
configured using `configure  '--prefix=/usr/local/' '--mandir=/usr/local/share/man/' '--infodir=/usr/local/share/info/' '--with-x-toolkit=no' '--with-xpm' '--with-jpeg' '--with-tiff' '--with-gif' '--with-png' '--with-x''

Important settings:
  value of $LC_ALL: nil
  value of $LC_COLLATE: nil
  value of $LC_CTYPE: nil
  value of $LC_MESSAGES: nil
  value of $LC_MONETARY: nil
  value of $LC_NUMERIC: nil
  value of $LC_TIME: nil
  value of $LANG: de_DE.utf8
  value of $XMODIFIERS: nil
  locale-coding-system: utf-8-unix
  default-enable-multibyte-characters: t

Major mode: Summary

Minor modes in effect:
  shell-dirtrack-mode: t
  global-auto-revert-mode: t
  savehist-mode: t
  display-time-mode: t
  desktop-save-mode: t
  mouse-wheel-mode: t
  global-font-lock-mode: t
  font-lock-mode: t
  global-auto-composition-mode: t
  auto-composition-mode: t
  auto-encryption-mode: t
  auto-compression-mode: t
  line-number-mode: t

Message #8 received at 3253 <at> debbugs.gnu.org (full text, mbox):

From: Glenn Morris <rgm <at> gnu.org>
To: Torsten Bronger <bronger <at> physik.rwth-aachen.de>
Cc: 3253 <at> debbugs.gnu.org
Subject: Re: bug#3253: 23.0.92; Subpixel rendering slows down significantly
Date: Wed, 05 Oct 2011 15:04:52 -0400

Torsten Bronger wrote:

> When activating subpixel rendering under Gnome (Ubuntu 9.04), Emacs is
> slowed down significantly. Scrolling through a large text file take
> 1.7 times longer than with "ordinary" anti-aliasing alone.
>
> In GNU Emacs 23.0.92.1 (x86_64-unknown-linux-gnu)
>  of 2009-04-30 on wilson
> Windowing system distributor `The X.Org Foundation', version 11.0.10600000

Is this still an issue with the latest version of Emacs?
Can anything actually be done about this?

Message #11 received at 3253 <at> debbugs.gnu.org (full text, mbox):

From: Torsten Bronger <bronger <at> physik.rwth-aachen.de>
To: Glenn Morris <rgm <at> gnu.org>
Cc: 3253 <at> debbugs.gnu.org
Subject: Re: bug#3253: 23.0.92; Subpixel rendering slows down significantly
Date: Sat, 08 Oct 2011 10:18:34 +0200

Hallöchen!

Glenn Morris writes:

> Torsten Bronger wrote:
>
>> When activating subpixel rendering under Gnome (Ubuntu 9.04),
>> Emacs is slowed down significantly. Scrolling through a large
>> text file take 1.7 times longer than with "ordinary"
>> anti-aliasing alone.
>>
>> In GNU Emacs 23.0.92.1 (x86_64-unknown-linux-gnu)
>>  of 2009-04-30 on wilson
>> Windowing system distributor `The X.Org Foundation', version 11.0.10600000
>
> Is this still an issue with the latest version of Emacs?

I cannot reproduce it with current bzr Emacs and Ubuntu 11.04
anymore.

Tschö,
Torsten.

-- 
Torsten Bronger    Jabber ID: torsten.bronger <at> jabber.rwth-aachen.de
                                  or http://bronger-jmp.appspot.com

Message #16 received at 3253-done <at> debbugs.gnu.org (full text, mbox):

From: Glenn Morris <rgm <at> gnu.org>
To: 3253-done <at> debbugs.gnu.org
Subject: Re: bug#3253: 23.0.92; Subpixel rendering slows down significantly
Date: Sat, 08 Oct 2011 13:59:05 -0400

Torsten Bronger wrote:

> I cannot reproduce it with current bzr Emacs and Ubuntu 11.04 anymore.

Thanks for letting us know, I will close this report.

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