From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: "Jan D." Newsgroups: gmane.emacs.devel Subject: Re: removing flickering in emacs Date: Mon, 12 Dec 2005 16:15:30 +0100 Message-ID: <439D9412.20902@swipnet.se> References: <439D5362.3050303@swipnet.se> <1Elnlr-29y7IO0@fwd28.aul.t-online.de> NNTP-Posting-Host: main.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Trace: sea.gmane.org 1134413409 19328 80.91.229.2 (12 Dec 2005 18:50:09 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Mon, 12 Dec 2005 18:50:09 +0000 (UTC) Cc: =?ISO-8859-1?Q?Michal_Maru=B9ka?= , Gerd Moellmann , emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Mon Dec 12 19:49:59 2005 Return-path: Original-Received: from lists.gnu.org ([199.232.76.165]) by ciao.gmane.org with esmtp (Exim 4.43) id 1ElshZ-0003PJ-L3 for ged-emacs-devel@m.gmane.org; Mon, 12 Dec 2005 19:47:10 +0100 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Elsho-0003kz-Ux for ged-emacs-devel@m.gmane.org; Mon, 12 Dec 2005 13:47:24 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1ElpeN-0000QE-EA for emacs-devel@gnu.org; Mon, 12 Dec 2005 10:31:40 -0500 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1ElpbG-0007lW-D1 for emacs-devel@gnu.org; Mon, 12 Dec 2005 10:28:28 -0500 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1ElpPt-0004N3-71 for emacs-devel@gnu.org; Mon, 12 Dec 2005 10:16:42 -0500 Original-Received: from [195.54.107.70] (helo=mxfep01.bredband.com) by monty-python.gnu.org with esmtp (Exim 4.34) id 1ElpRb-0005uC-G2; Mon, 12 Dec 2005 10:18:27 -0500 Original-Received: from coolsville.localdomain ([83.226.180.193] [83.226.180.193]) by mxfep01.bredband.com with ESMTP id <20051212151606.TBTS676.mxfep01.bredband.com@coolsville.localdomain>; Mon, 12 Dec 2005 16:16:06 +0100 User-Agent: Mozilla Thunderbird 1.0 (X11/20041206) X-Accept-Language: en-us, en Original-To: "gerd.moellmann@t-online.de" In-Reply-To: <1Elnlr-29y7IO0@fwd28.aul.t-online.de> 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:47548 Archived-At: gerd.moellmann@t-online.de wrote: >>You wonder about Gtk+ on you page. IMHO they have taken the proper >>approach to flikering by using double buffering everywhere. >> >> > >Just a side note: I remember having experimented with double-buffering >in Emacs. IIRC, it worked, but--at that time--, gave no advantage >compared to drawing directly to the screen. (Which might have changed >once more complex screen updates were done.) Perhaps that code still >lives in some CVS branch. > > I would imagine that for pure text double buffering would not give much to Emacs, as Emacs handles redraw very good on its own. But maybe if there are images and other non-text elements in there. Just speculating. Jan D.