From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Newsgroups: gmane.emacs.devel Subject: Emacs scrolling (redisplay) is very slow in Windows XP after the font end enabled Date: Mon, 16 Jun 2008 19:19:21 +0800 Message-ID: NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: multipart/alternative; boundary="----_=_NextPart_001_01C8CFA3.263A8FBC" X-Trace: ger.gmane.org 1213622136 13894 80.91.229.12 (16 Jun 2008 13:15:36 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 16 Jun 2008 13:15:36 +0000 (UTC) To: Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Mon Jun 16 15:16:16 2008 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 1K8EYz-0005cS-3h for ged-emacs-devel@m.gmane.org; Mon, 16 Jun 2008 15:16:01 +0200 Original-Received: from localhost ([127.0.0.1]:37342 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1K8EY9-00082H-Va for ged-emacs-devel@m.gmane.org; Mon, 16 Jun 2008 09:15:09 -0400 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1K8Cmg-0005BF-OE for emacs-devel@gnu.org; Mon, 16 Jun 2008 07:22:02 -0400 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1K8CmX-00058K-W5 for emacs-devel@gnu.org; Mon, 16 Jun 2008 07:22:02 -0400 Original-Received: from [199.232.76.173] (port=47239 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1K8CmX-00058F-PH for emacs-devel@gnu.org; Mon, 16 Jun 2008 07:21:53 -0400 Original-Received: from email.gdnt.com.cn ([202.104.30.38]:3912) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1K8CmX-0001Aa-8K for emacs-devel@gnu.org; Mon, 16 Jun 2008 07:21:53 -0400 Original-Received: from sd-ef-01.cnshn.gdnt.local ([202.38.41.132]) by email.gdnt.com.cn with Microsoft SMTPSVC(6.0.3790.1830); Mon, 16 Jun 2008 19:21:35 +0800 Original-Received: from sd-ex-02.cnshn.gdnt.local ([202.38.38.7]) by sd-ef-01.cnshn.gdnt.local with Microsoft SMTPSVC(6.0.3790.1830); Mon, 16 Jun 2008 19:21:41 +0800 Original-Received: from RND-MX01.rnd.gdnt.local ([202.38.32.248]) by sd-ex-02.cnshn.gdnt.local with Microsoft SMTPSVC(6.0.3790.1830); Mon, 16 Jun 2008 19:21:41 +0800 X-MimeOLE: Produced By Microsoft Exchange V6.5 Content-class: urn:content-classes:message X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: Emacs scrolling (redisplay) is very slow in Windows XP after the font end enabled Thread-Index: AcjPotMyfSdcs25ySHSWqF2PQYcdzA== X-OriginalArrivalTime: 16 Jun 2008 11:21:41.0346 (UTC) FILETIME=[268D1C20:01C8CFA3] X-TM-AS-Product-Ver: SMEX-7.0.0.1345-3.6.1039-15974.000 X-TM-AS-Result: No--0.364000-8.000000-31 X-detected-kernel: by monty-python.gnu.org: Windows 2000 SP4, XP SP1+ X-Mailman-Approved-At: Mon, 16 Jun 2008 09:15:04 -0400 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:99303 Archived-At: This is a multi-part message in MIME format. ------_=_NextPart_001_01C8CFA3.263A8FBC Content-Type: text/plain; charset="gb2312" Content-Transfer-Encoding: quoted-printable Emacs scrolling (redisplay) is very slow in Windows XP after the font = backend enabled. =20 e.g., if I open a file =A3=A8quite large=A3=A9, when I press = PageDn/PageUp to scroll it, there is an uncomfortable delay in the = redisplay. If I hold down the PageDn/PageUp for a while, the delay is = even worse and Emacs will lose response for a while. =20 In Emacs-22.2 and the 23 version where the font backend disabled, the = scrolling is very fluent when I hold down the PageDn/PageUp key. =20 ------_=_NextPart_001_01C8CFA3.263A8FBC Content-Type: text/html; charset="gb2312" Content-Transfer-Encoding: quoted-printable
Emacs scrolling = (redisplay) is very slow in=20 Windows XP after the font backend=20 enabled.
 
e.g., if I open a = file =A3=A8quite=20 large=A3=A9, when I press PageDn/PageUp to scroll it, there is an = uncomfortable delay=20 in the redisplay. If I hold down the PageDn/PageUp for a while, the = delay is=20 even worse and Emacs will lose response for a = while.
 
In Emacs-22.2 and = the 23=20 version where the font backend disabled, the scrolling is very fluent = when I=20 hold down the PageDn/PageUp key.
 
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