From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.help Subject: Re: Emacs flickers periodically Date: Sat, 17 Jun 2017 16:56:23 +0300 Message-ID: <83o9tmzpiw.fsf@gnu.org> References: <8760fvamxg.fsf@gmail.com> <4db8168a-f397-3ac7-2a6f-a1f2255bab49@yandex.ru> <87wp8bey1z.fsf@debian.uxu> <8691587e-2d96-d668-e5b6-8ee9c3a823db@yandex.ru> <83r2yizy7b.fsf@gnu.org> <6210966a-07cc-f16d-b63f-7b91616713e9@yandex.ru> NNTP-Posting-Host: blaine.gmane.org X-Trace: blaine.gmane.org 1497707832 13438 195.159.176.226 (17 Jun 2017 13:57:12 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sat, 17 Jun 2017 13:57:12 +0000 (UTC) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Sat Jun 17 15:57:07 2017 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dMEDq-00038M-CH for geh-help-gnu-emacs@m.gmane.org; Sat, 17 Jun 2017 15:57:06 +0200 Original-Received: from localhost ([::1]:34863 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dMEDv-0007lq-Oe for geh-help-gnu-emacs@m.gmane.org; Sat, 17 Jun 2017 09:57:11 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:50910) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dMEDT-0007kQ-To for help-gnu-emacs@gnu.org; Sat, 17 Jun 2017 09:56:44 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dMEDQ-0008Pj-P7 for help-gnu-emacs@gnu.org; Sat, 17 Jun 2017 09:56:43 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:41853) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dMEDQ-0008Pa-M0 for help-gnu-emacs@gnu.org; Sat, 17 Jun 2017 09:56:40 -0400 Original-Received: from 84.94.185.246.cable.012.net.il ([84.94.185.246]:1522 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1dMEDP-0001cu-TE for help-gnu-emacs@gnu.org; Sat, 17 Jun 2017 09:56:40 -0400 In-reply-to: <6210966a-07cc-f16d-b63f-7b91616713e9@yandex.ru> (message from Dmitry Gutov on Sat, 17 Jun 2017 13:51:37 +0300) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 2001:4830:134:3::e X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Original-Sender: "help-gnu-emacs" Xref: news.gmane.org gmane.emacs.help:113507 Archived-At: > From: Dmitry Gutov > Date: Sat, 17 Jun 2017 13:51:37 +0300 > > On 6/17/17 1:48 PM, Eli Zaretskii wrote: > > > Actually, Emacs flickers on a TTY more frequently than in GUI frames, > > because certain changes on display require that the entire TTY frame > > be redrawn. > > Couldn't that actually be beneficial? Beneficial in what sense? Users are generally annoyed by flickering, especially when most or all of the display doesn't change. > As long as it's never redrawn in an inconsistent state. AFAIK, Emacs never redraws display in inconsistent state (barring bugs, of course).