From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Paul R Newsgroups: gmane.emacs.devel Subject: Re: rendering on gnu/linux Date: Mon, 17 Nov 2008 18:53:55 +0100 Message-ID: <87abbytf0s.fsf@gmail.com> References: NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: ger.gmane.org 1226944480 24268 80.91.229.12 (17 Nov 2008 17:54:40 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 17 Nov 2008 17:54:40 +0000 (UTC) Cc: Emacs Devel To: dhruva Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Mon Nov 17 18:55:41 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 1L28Jy-0004yk-80 for ged-emacs-devel@m.gmane.org; Mon, 17 Nov 2008 18:55:34 +0100 Original-Received: from localhost ([127.0.0.1]:40408 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1L28Ip-0008Ml-Rn for ged-emacs-devel@m.gmane.org; Mon, 17 Nov 2008 12:54:23 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1L28Il-0008Mg-0D for emacs-devel@gnu.org; Mon, 17 Nov 2008 12:54:19 -0500 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1L28Ii-0008MU-KF for emacs-devel@gnu.org; Mon, 17 Nov 2008 12:54:17 -0500 Original-Received: from [199.232.76.173] (port=57365 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1L28Ii-0008MR-Eq for emacs-devel@gnu.org; Mon, 17 Nov 2008 12:54:16 -0500 Original-Received: from an-out-0708.google.com ([209.85.132.249]:57343) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1L28Ii-0003O5-Ar for emacs-devel@gnu.org; Mon, 17 Nov 2008 12:54:16 -0500 Original-Received: by an-out-0708.google.com with SMTP id c38so1099506ana.21 for ; Mon, 17 Nov 2008 09:54:15 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:from:to:cc:subject:references :date:in-reply-to:message-id:user-agent:mime-version:content-type; bh=wr53AOG+uJaGA8F8BYGqDPiSgpwpz0AEypEYLofb4ic=; b=ou9R8o1rCVa4UuODpuqENkeHhUJJ7f0C7UGc2M+HEcRlp30l9QHZ1pDgNaRzL0qEbR oO9n0xq5bW7+NG9zkjyto67PwI6ptNyvPvSMjm56JTUZF/ML2dUzLQp/RtIGlmuPdx3v nm7AVvFBKR3r7KN+JG5ZTSQvMZ2enajp4xx0w= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=from:to:cc:subject:references:date:in-reply-to:message-id :user-agent:mime-version:content-type; b=F9BZHs2kEC3YxcBESsIV1rLLYm186mwdvIk8QQykS0LmYq7CbNTdtux0jzKHhEo671 UqfcPzDk4QgXStJdwRU5tqWyFNe9INpd/6IWjCxcC7jk3xeYtZ9IXxbaBG5knUnDfGGA Yw51Z0c7EVZrfcxzPNlXLjKfop9n98IqT7z+Y= Original-Received: by 10.103.217.5 with SMTP id u5mr1386361muq.42.1226944454788; Mon, 17 Nov 2008 09:54:14 -0800 (PST) Original-Received: from ubuT42 (pdc35-1-82-242-132-111.fbx.proxad.net [82.242.132.111]) by mx.google.com with ESMTPS id w5sm11916839mue.10.2008.11.17.09.53.57 (version=TLSv1/SSLv3 cipher=RC4-MD5); Mon, 17 Nov 2008 09:54:13 -0800 (PST) In-Reply-To: (dhruva's message of "Mon, 17 Nov 2008 21:45:08 +0530") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/23.0.60 (gnu/linux) X-detected-operating-system: by monty-python.gnu.org: GNU/Linux 2.6 (newer, 2) 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:105755 Archived-At: dhruva> A simple way to reproduce: 1. Run vanilla emacs in window mode dhruva> on GNU/Linux 2. Open some 'C' file with font-lock enabled 3. dhruva> Keep pressing C-l repeatedly, you will see lines appearing and dhruva> disappearing randomly. unable to reproduce on my box. Maybe related to your experience, I can see that since emacs 23 the screen is flickering a lot whenever lines move, but they are alway properly drawn at the end. Do anybody else see this also ? Test box : fairly standard ubuntu, with a radeon and default free drivers. X.Org X Server 1.5.2 Release Date: 10 October 2008 X Protocol Version 11, Revision 0 -- Paul