From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.devel Subject: Re: Emacs, QT and Cairo Date: Tue, 27 Jul 2010 23:24:38 +0200 Message-ID: References: <4C3CD120.4040905@swipnet.se> <5A91499A-0470-43FD-9F48-560CEAD3424C@mit.edu> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: dough.gmane.org 1280265978 21259 80.91.229.12 (27 Jul 2010 21:26:18 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Tue, 27 Jul 2010 21:26:18 +0000 (UTC) Cc: Jan =?iso-8859-1?Q?Dj=E4rv?= , Emacs, discussions To: Chad Brown Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Tue Jul 27 23:26:15 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 4.69) (envelope-from ) id 1OdrfA-0003wt-OH for ged-emacs-devel@m.gmane.org; Tue, 27 Jul 2010 23:26:13 +0200 Original-Received: from localhost ([127.0.0.1]:47089 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Odrf9-0000sx-W4 for ged-emacs-devel@m.gmane.org; Tue, 27 Jul 2010 17:26:12 -0400 Original-Received: from [140.186.70.92] (port=51089 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Odrdk-0000Oc-7E for emacs-devel@gnu.org; Tue, 27 Jul 2010 17:24:45 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1Odrdi-0006VG-IO for emacs-devel@gnu.org; Tue, 27 Jul 2010 17:24:44 -0400 Original-Received: from impaqm5.telefonica.net ([213.4.138.5]:20361) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1Odrdi-0006Uw-CQ for emacs-devel@gnu.org; Tue, 27 Jul 2010 17:24:42 -0400 Original-Received: from IMPmailhost5.adm.correo ([10.20.102.126]) by IMPaqm5.telefonica.net with bizsmtp id n74A1e00s2jdgqJ3R9QfNm; Tue, 27 Jul 2010 23:24:39 +0200 Original-Received: from ceviche.home ([83.61.51.16]) by IMPmailhost5.adm.correo with BIZ IMP id n9Qe1e0070LyJBX1l9Qetm; Tue, 27 Jul 2010 23:24:39 +0200 X-Brightmail-Tracker: AAAAAA== X-TE-authinfo: authemail="monnier$movistar.es" |auth_email="monnier@movistar.es" X-TE-AcuTerraCos: auth_cuTerraCos="cosuitnetc01" Original-Received: by ceviche.home (Postfix, from userid 20848) id 6DCDD660BB; Tue, 27 Jul 2010 23:24:38 +0200 (CEST) In-Reply-To: <5A91499A-0470-43FD-9F48-560CEAD3424C@mit.edu> (Chad Brown's message of "Tue, 13 Jul 2010 15:30:49 -0700") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.0.50 (gnu/linux) X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. 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:127890 Archived-At: > It would be interesting to see an analysis of emacs' redisplay needs > in light of modern cpu/gpu/network usage, or even a list of needs for > emacs' redisplay priorities. I recall the 18->19->20 discussions > vaguely, but I'm willing to wager that there are far fewer people > using x-terminals over 14.4k modem lines these days. :-) I don't know about remote uses (I don't use them very often other than through terminal emulators), but at least local redisplay is currently borderline too slow in many of my use cases. Now I don't have much of a clue about where the time is spent (maybe it's not really in redisplay), but at least performance is still an issue. Stefan