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#29078: 25.2; font issue with FreeType 2.8; should not use the rounded ascender and descender Date: Mon, 18 Nov 2019 20:31:11 +0200 Message-ID: <83imnh2g0g.fsf@gnu.org> References: <87d153pqw0.fsf@cventin.lip.ens-lyon.fr> <87ftinaq1h.fsf@gnus.org> <20191118074714.GB27349@zira.vinc17.org> <83d0dp42nx.fsf@gnu.org> <20191118160441.GD2742@cventin.lip.ens-lyon.fr> <83pnhp2jse.fsf@gnu.org> <20191118172333.GE2742@cventin.lip.ens-lyon.fr> <83lfsd2hwu.fsf@gnu.org> <83k17x2hi6.fsf@gnu.org> <20191118182049.GB1940@cventin.lip.ens-lyon.fr> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="39458"; mail-complaints-to="usenet@blaine.gmane.org" Cc: larsi@gnus.org, 29078@debbugs.gnu.org To: Vincent Lefevre Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Mon Nov 18 19:32:14 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 1iWlor-000A7r-Re for geb-bug-gnu-emacs@m.gmane.org; Mon, 18 Nov 2019 19:32:13 +0100 Original-Received: from localhost ([::1]:38096 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iWloq-0004Bs-Md for geb-bug-gnu-emacs@m.gmane.org; Mon, 18 Nov 2019 13:32:12 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:39120) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iWloi-00045J-Rj for bug-gnu-emacs@gnu.org; Mon, 18 Nov 2019 13:32:05 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iWlog-00054i-UO for bug-gnu-emacs@gnu.org; Mon, 18 Nov 2019 13:32:04 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:37407) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1iWlof-00054C-Sd for bug-gnu-emacs@gnu.org; Mon, 18 Nov 2019 13:32:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1iWlof-0000HN-LU for bug-gnu-emacs@gnu.org; Mon, 18 Nov 2019 13:32:01 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 18 Nov 2019 18:32:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 29078 X-GNU-PR-Package: emacs Original-Received: via spool by 29078-submit@debbugs.gnu.org id=B29078.15741018781021 (code B ref 29078); Mon, 18 Nov 2019 18:32:01 +0000 Original-Received: (at 29078) by debbugs.gnu.org; 18 Nov 2019 18:31:18 +0000 Original-Received: from localhost ([127.0.0.1]:46228 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iWlny-0000GP-GW for submit@debbugs.gnu.org; Mon, 18 Nov 2019 13:31:18 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:58190) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iWlnw-0000GB-Iz for 29078@debbugs.gnu.org; Mon, 18 Nov 2019 13:31:16 -0500 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:59515) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1iWlnr-0004sJ-47; Mon, 18 Nov 2019 13:31:11 -0500 Original-Received: from [176.228.60.248] (port=1588 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1iWlno-0006CB-G4; Mon, 18 Nov 2019 13:31:09 -0500 In-reply-to: <20191118182049.GB1940@cventin.lip.ens-lyon.fr> (message from Vincent Lefevre on Mon, 18 Nov 2019 19:20:49 +0100) 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:171928 Archived-At: > Date: Mon, 18 Nov 2019 19:20:49 +0100 > From: Vincent Lefevre > Cc: larsi@gnus.org, 29078@debbugs.gnu.org > > > Could it be that the same happens on your system? If you press and > > hold the right arrow key on the first line with the boxes (the 3rd > > line of the file, starting from top), do you see the block cursor > > sometimes becoming slightly larger? > > No, the block cursor still seems to have the same size. > > > If so, the characters where it becomes larger come from a different > > font, which is slightly taller than the default font; delete those > > taller characters, and the gaps should disappear. They did here. > > Even if I take just > > ╔══╦══╗ > ║┌─╨─┐║ > > I still see the gap. OK, so the next step is for someone to step through the code in xdisp.c that computes the line metrics, and see what are the metrics of these characters. We can then compare with a build that doesn't use FreeType, and take it from there. Or maybe some FreeType expert could look at our code and suggest what to do, because I don't have a clue.