From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: Flicker on MS Windows Date: Sun, 06 Mar 2022 19:05:52 +0200 Message-ID: <8335jvggen.fsf@gnu.org> References: <87o82jpeee.fsf.ref@yahoo.com> <87o82jpeee.fsf@yahoo.com> <87czizkof7.fsf@telefonica.net> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="33724"; mail-complaints-to="usenet@ciao.gmane.io" Cc: emacs-devel@gnu.org To: =?utf-8?Q?=C3=93scar?= Fuentes Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Sun Mar 06 18:06:39 2022 Return-path: Envelope-to: ged-emacs-devel@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nQuL8-0008XO-Tk for ged-emacs-devel@m.gmane-mx.org; Sun, 06 Mar 2022 18:06:39 +0100 Original-Received: from localhost ([::1]:52812 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nQuL7-0003kc-Ap for ged-emacs-devel@m.gmane-mx.org; Sun, 06 Mar 2022 12:06:37 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:53866) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nQuKb-00030k-8z for emacs-devel@gnu.org; Sun, 06 Mar 2022 12:06:05 -0500 Original-Received: from [2001:470:142:3::e] (port=51882 helo=fencepost.gnu.org) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nQuKa-0005dU-JJ; Sun, 06 Mar 2022 12:06:04 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=MIME-version:References:Subject:In-Reply-To:To:From: Date; bh=MSliUqsjNHGzW1gU+kP2nB4uuACRWbV6jLWlf64VKQc=; b=dRcoHYCX0MpTwqcA4DhQ iRE0Epl//CLuu431cBsMJfIh/d5yvF00VIy/BE/NY7nJKxtAQEyjDaxmF6af0n3PkdWPYh7LSk7m8 m//FJhtMTOnvH9mc1M1JO4xKB7jPbMbtJoapQRpcokRKDn8kdRUWF68F0ccfSjoRzJ77GAJe/Dq6x pbGXQwP98SQMWRHl/vmndwyjrKXWqvvwJ2Fh1NU2iduKTjC1E5dPgrI7GQJIy71WF+ehSy6b1h8Vr svkKS/9XYPrH5iowe+Zmx/jb0abNscJ1+UGUyONbTRQ7xVWpxmoWtzLLsVB4VPqEf4X+zwUG87GTY +8ikUHHzD25QRw==; Original-Received: from [87.69.77.57] (port=3179 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nQuKZ-0007a6-Uw; Sun, 06 Mar 2022 12:06:04 -0500 In-Reply-To: <87czizkof7.fsf@telefonica.net> (message from =?utf-8?Q?=C3=93scar?= Fuentes on Sun, 06 Mar 2022 17:59:08 +0100) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:286859 Archived-At: > From: Óscar Fuentes > Date: Sun, 06 Mar 2022 17:59:08 +0100 > > Po Lu writes: > > > Has anyone noticed that Emacs seems to flicker a lot on newer versions > > of MS-Windows, such as Windows Vista and Windows 10? I never used Emacs > > much on Windows, but the flicker isn't noticable on Windows XP and 9X, > > while scrolling from the top to the bottom of w32term.c in those newer > > versions leaves chunks of text noticably missing, presumably between > > w32_scroll_run and the rest of the window being displayed. The menu bar > > also constantly flickers, but I see that on Windows XP as well. > > Emacs 27 & 28 are annoyingly flickering here as well (Windows 7 and up, > dunno about XP) compared to the same configuration under Lucid. Does the Lucid build have double-buffering enabled?