From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#1611: bug#4108: 23.1; MS Windows (tested on Vista and XP) scrolling stutters/pauses Date: Mon, 30 Sep 2019 11:06:52 +0300 Message-ID: <83wodqcin7.fsf@gnu.org> References: <87ab2736la.fsf@gmail.com> <878sq6i6tn.fsf@gnus.org> Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="109683"; mail-complaints-to="usenet@blaine.gmane.org" Cc: 4108@debbugs.gnu.org, 1611@debbugs.gnu.org, retohu@gmail.com To: Lars Ingebrigtsen Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Mon Sep 30 10:08:15 2019 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1iEqj8-000SPo-K9 for geb-bug-gnu-emacs@m.gmane.org; Mon, 30 Sep 2019 10:08:14 +0200 Original-Received: from localhost ([::1]:47070 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iEqj7-0002lw-GR for geb-bug-gnu-emacs@m.gmane.org; Mon, 30 Sep 2019 04:08:13 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:48795) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iEqiy-0002lg-AA for bug-gnu-emacs@gnu.org; Mon, 30 Sep 2019 04:08:06 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iEqiw-0003pu-Ey for bug-gnu-emacs@gnu.org; Mon, 30 Sep 2019 04:08:04 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:48045) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1iEqiw-0003pQ-06 for bug-gnu-emacs@gnu.org; Mon, 30 Sep 2019 04:08:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1iEqiv-0000Ex-PY for bug-gnu-emacs@gnu.org; Mon, 30 Sep 2019 04:08:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 30 Sep 2019 08:08:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 1611 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: moreinfo Original-Received: via spool by 1611-submit@debbugs.gnu.org id=B1611.1569830827845 (code B ref 1611); Mon, 30 Sep 2019 08:08:01 +0000 Original-Received: (at 1611) by debbugs.gnu.org; 30 Sep 2019 08:07:07 +0000 Original-Received: from localhost ([127.0.0.1]:56864 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iEqi2-0000DY-UD for submit@debbugs.gnu.org; Mon, 30 Sep 2019 04:07:07 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:39659) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iEqi1-0000Cz-48; Mon, 30 Sep 2019 04:07:05 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:34964) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1iEqhw-0003VO-11; Mon, 30 Sep 2019 04:07:00 -0400 Original-Received: from [176.228.60.248] (port=2420 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1iEqhu-0006Sa-5c; Mon, 30 Sep 2019 04:06:58 -0400 In-reply-to: <878sq6i6tn.fsf@gnus.org> (message from Lars Ingebrigtsen on Mon, 30 Sep 2019 09:25:40 +0200) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.51.188.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:167850 Archived-At: > From: Lars Ingebrigtsen > Date: Mon, 30 Sep 2019 09:25:40 +0200 > Cc: 4108@debbugs.gnu.org, 1611@debbugs.gnu.org > > Reto Hubmann writes: > > > Scrolling problems get worse with complicated sources. Try > > color-theme-library.el. It is already happening with the default font > > (Courier New). But selecting fixedsys font for example is making it > > far worse. It happens when scrolling down with C-n. I hope tis can be > > fixed because it keeps me from using 23 and I stick with 22 as the > > problem does not exist there. It may have something to do with the new > > font engine, I don't really know though... > > (I'm going through old bug reports that unfortunately didn't get any > response at the time.) > > I don't think I've heard about any slow-scrolling issues on Windows for > quite some time (this bug report is ten years old). At least bug#1611 compares Emacs from before the introduction of line-move-visual and after it. That variable is non-nil by default, and movement by visual lines is definitely slower than moving by physical lines. It's still reasonably fast IME, but if people want the pre-Emacs-23.1 behavior, they can customize line-move-visual to nil.