From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: YAMAMOTO Mitsuharu Newsgroups: gmane.emacs.devel Subject: Re: Display performance degradation Date: Thu, 07 Jan 2010 17:26:06 +0900 Organization: Faculty of Science, Chiba University Message-ID: References: <4B44E89D.3090103@swipnet.se> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 (generated by SEMI 1.14.6 - "Maruoka") Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable X-Trace: ger.gmane.org 1262853028 7744 80.91.229.12 (7 Jan 2010 08:30:28 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Thu, 7 Jan 2010 08:30:28 +0000 (UTC) Cc: emacs-devel@gnu.org To: Jan =?ISO-8859-1?Q?Dj=E4rv?= Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Thu Jan 07 09:30:20 2010 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1NSnl5-0007uD-U5 for ged-emacs-devel@m.gmane.org; Thu, 07 Jan 2010 09:30:20 +0100 Original-Received: from localhost ([127.0.0.1]:54406 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1NSnl4-0002nY-DT for ged-emacs-devel@m.gmane.org; Thu, 07 Jan 2010 03:30:19 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1NSnhC-0001uc-IM for emacs-devel@gnu.org; Thu, 07 Jan 2010 03:26:18 -0500 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1NSnh7-0001sX-1W for emacs-devel@gnu.org; Thu, 07 Jan 2010 03:26:16 -0500 Original-Received: from [199.232.76.173] (port=50960 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1NSnh6-0001sI-F5 for emacs-devel@gnu.org; Thu, 07 Jan 2010 03:26:12 -0500 Original-Received: from mathmail.math.s.chiba-u.ac.jp ([133.82.132.2]:56174) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1NSnh6-0006A3-0p for emacs-devel@gnu.org; Thu, 07 Jan 2010 03:26:12 -0500 Original-Received: from church.math.s.chiba-u.ac.jp (church [133.82.132.36]) by mathmail.math.s.chiba-u.ac.jp (Postfix) with ESMTP id 9CA42C0557; Thu, 7 Jan 2010 17:26:06 +0900 (JST) In-Reply-To: <4B44E89D.3090103@swipnet.se> User-Agent: Wanderlust/2.14.0 (Africa) SEMI/1.14.6 (Maruoka) FLIM/1.14.8 (=?ISO-8859-4?Q?Shij=F2?=) APEL/10.6 Emacs/22.3 (sparc-sun-solaris2.8) MULE/5.0 (SAKAKI) X-detected-operating-system: by monty-python.gnu.org: NetBSD 3.0 (DF) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:119558 Archived-At: >>>>> On Wed, 06 Jan 2010 20:46:37 +0100, Jan Dj=E4rv = said: > YAMAMOTO Mitsuharu skrev: >> I can observe significant display performance degradation on Emacs >> 23.1.90 compared with 23.1, especially when scrolling TUTORIAL.ja >> on a frame that uses the xft font backend. I also observe the >> increase of the total number of xftfont_draw calls, and a string in >> a single font and color, which was originally displayed by one >> call, is now unnecessarily divided into smaller units. >>=20 > Can you try again? I've reinstored the part below, but with some changes. Yes, scroll in the TUTORIAL.ja window is much faster now. Thanks. YAMAMOTO Mitsuharu mituharu@math.s.chiba-u.ac.jp