From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.ciao.gmane.io!not-for-mail From: Alan Third Newsgroups: gmane.emacs.bugs Subject: bug#39790: 26.3; Painting text on macOS has becoming unbearably slow Date: Tue, 25 Feb 2020 22:16:45 +0100 (CET) Message-ID: <20200225211642.GB72702@breton.holly.idiocy.org> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Injection-Info: ciao.gmane.io; posting-host="ciao.gmane.io:159.69.161.202"; logging-data="3653"; mail-complaints-to="usenet@ciao.gmane.io" To: 39790@debbugs.gnu.org, eliz@gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Tue Feb 25 22:17:15 2020 Return-path: Envelope-to: geb-bug-gnu-emacs@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 1j6hZq-0000oR-P7 for geb-bug-gnu-emacs@m.gmane-mx.org; Tue, 25 Feb 2020 22:17:14 +0100 Original-Received: from localhost ([::1]:35152 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1j6hZp-0000B1-Aq for geb-bug-gnu-emacs@m.gmane-mx.org; 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Tue, 25 Feb 2020 16:16:50 -0500 Original-Received: from smtpauth1.co-bxl (smtpauth1.co-bxl [10.2.0.15]) by mailout-l3b-97.contactoffice.com (Postfix) with ESMTP id 9E195D5B; Tue, 25 Feb 2020 22:16:46 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1582665406; s=20200222-6h9o; d=idiocy.org; i=alan@idiocy.org; h=Date:From:To:Subject:Message-ID:References:MIME-Version:Content-Type:In-Reply-To; l=1013; bh=ov9cfgfMLX0EUgf4g5ry4WptD/X4ZV+r2qhOcaGEhjw=; b=GyFPlx+IHIk48ULdrpmEZ7wyp2+3vdhSSB1NX6RaUBEIikdA9KvY35/QsRlY9rzs 3rBAhgC+EkN/E+XoYM+eo0Qz6rBc5n3H4sKuvcvMJosawTEpVsm3UZEt6SBL1CwXdSg 9xy2ayoRGN3DftyFNumRPy1BKWBUTWJe3evzuOi0DeETCOi4BYc7vPB0IpwdRiXSfjV 1XHN8nUxj9Xp+Ac4Xyx9+avfpxcwtEzlQ5dJ4+EAyJQ4wovmtvJPw9UNdvXmCYyInT+ Q0A1voM6N0xpwyf4APiyNHdYbDug9fi4E4iZbiOIC2TyZL5KjMK522VYimCHvD+I/Ff ssW/O9vn6g== Original-Received: by smtp.mailfence.com with ESMTPA ; Tue, 25 Feb 2020 22:16:45 +0100 (CET) Content-Disposition: inline In-Reply-To: X-ContactOffice-Account: com:241649512 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-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:176479 Archived-At: On Tue, Feb 25, 2020 at 10:39:36AM -0800, John Wiegley wrote: > I use Emacs master as a dedicated ERC application window on macOS 10.15 > (Catalina). > > I've found that with current master (at least, up to the commit before the "no > text" bug I reported earlier), text redisplays *very very* slowly. In fact, I > can type faster than Emacs can display letters to me, hearkening back to ye > olde days of 110 baud modems. Some stupid questions: Are you using a transparent background? What sort of hardware are you using? Can you send me the first block of info report-emacs-bug puts in the bug report, that looks like this: In GNU Emacs 28.0.50 (build 192, x86_64-apple-darwin18.7.0, NS appkit-1671.60 Version 10.14.6 (Build 18G3020)) of 2020-02-25 built on breton.holly.idiocy.org Repository revision: 4b118bdca1d8aa130fb67eadb16e08e87e698aa4 Repository branch: master Windowing system distributor 'Apple', version 10.3.1671 System Description: Mac OS X 10.14.6 -- Alan Third