From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.ciao.gmane.io!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: emacs rendering comparisson between emacs23 and emacs26.3 Date: Mon, 06 Apr 2020 05:25:32 +0300 Message-ID: <83lfn9s63n.fsf@gnu.org> References: <834ku43c61.fsf@gnu.org> <83k12zz6ds.fsf@gnu.org> <054393f3-3873-ab6e-b325-0eca354d8838@gmx.at> <20200403174757.GA8266@ACM> <20200404104553.GA5329@ACM> <07fe3b69-3ab2-3173-0696-cb17809e2b91@gmx.at> <83blo7v68b.fsf@gnu.org> <1845d7aa-9ae4-3d95-6a30-c7b1d8d8adec@gmx.at> <83a73qt6zs.fsf@gnu.org> <97c4254e-ff43-8402-3645-f713c408c245@gmx.at> <83y2r9syby.fsf@gnu.org> <83v9mdssqx.fsf@gnu.org> <679ab47b-6e3e-65e6-f955-be58d59ed092@yandex.ru> <83sghhss8v.fsf@gnu.org> <671b5b41-663d-5ab9-f022-dc6c5ce54dd0@yandex.ru> <83r1x1sqkx.fsf@gnu.org> Injection-Info: ciao.gmane.io; posting-host="ciao.gmane.io:159.69.161.202"; logging-data="6687"; mail-complaints-to="usenet@ciao.gmane.io" Cc: rudalics@gmx.at, rrandresf@gmail.com, emacs-devel@gnu.org, rms@gnu.org, acm@muc.de To: Dmitry Gutov Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Mon Apr 06 04:26:16 2020 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 1jLHSp-0001ex-Un for ged-emacs-devel@m.gmane-mx.org; Mon, 06 Apr 2020 04:26:15 +0200 Original-Received: from localhost ([::1]:53848 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jLHSp-0005M9-1L for ged-emacs-devel@m.gmane-mx.org; Sun, 05 Apr 2020 22:26:15 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:57604) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jLHSM-0004vF-Vl for emacs-devel@gnu.org; Sun, 05 Apr 2020 22:25:47 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:49000) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1jLHSM-000593-Aw; Sun, 05 Apr 2020 22:25:46 -0400 Original-Received: from [176.228.60.248] (port=3484 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1jLHSF-0002FC-9H; Sun, 05 Apr 2020 22:25:39 -0400 In-Reply-To: (message from Dmitry Gutov on Sun, 5 Apr 2020 22:25:16 +0300) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.23 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:246500 Archived-At: > Cc: rudalics@gmx.at, acm@muc.de, rrandresf@gmail.com, rms@gnu.org, > emacs-devel@gnu.org > From: Dmitry Gutov > Date: Sun, 5 Apr 2020 22:25:16 +0300 > > >> Certainly a lower bar than having mouse-scrolling never lock up. > > I'm not sure it is lower, because as I said an optimized Emacs doesn't > > lock up when I scroll, either with C-v or the mouse. But the problems > > I described do happen in such builds. > > It's lower because when you're typing you're usually typing something > meaningful (meaning limited input rate), and the beginning of the window > usually stays in place (which speeds up re-fontification). > > Whereas when you're scrolling, you can scroll as fast as your keyboard > allows you, and you're triggering fontification of a whole new > screen-ful every keystroke. And yet Emacs does cope with that "higher bar", whereas while I type I sometimes see unbearably slow responses. Which in my book doesn't fit its being "lower bar".