From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Vincent Lefevre Newsgroups: gmane.emacs.bugs Subject: bug#29078: 25.2; font issue with FreeType 2.8; should not use the rounded ascender and descender Date: Tue, 19 Nov 2019 12:34:25 +0100 Message-ID: <20191119113425.GC1940@cventin.lip.ens-lyon.fr> References: <87d153pqw0.fsf@cventin.lip.ens-lyon.fr> <87ftinaq1h.fsf@gnus.org> <20191118074714.GB27349@zira.vinc17.org> <87eey5twlp.fsf@gnus.org> <834kz141b3.fsf@gnu.org> 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="24189"; mail-complaints-to="usenet@blaine.gmane.org" User-Agent: Mutt/1.12.1+19 (078654a4) vl-117499 (2019-06-15) Cc: Lars Ingebrigtsen , 29078@debbugs.gnu.org To: Robert Pluim Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Tue Nov 19 12:35:11 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 1iX1mn-000681-Vg for geb-bug-gnu-emacs@m.gmane.org; Tue, 19 Nov 2019 12:35:10 +0100 Original-Received: from localhost ([::1]:44244 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iX1mm-0005Qq-Mi for geb-bug-gnu-emacs@m.gmane.org; Tue, 19 Nov 2019 06:35:08 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:49749) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iX1mh-0005QO-1J for bug-gnu-emacs@gnu.org; Tue, 19 Nov 2019 06:35:04 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iX1mf-0005cj-VC for bug-gnu-emacs@gnu.org; Tue, 19 Nov 2019 06:35:02 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:37884) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1iX1mf-0005cb-Rj for bug-gnu-emacs@gnu.org; Tue, 19 Nov 2019 06:35:01 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1iX1mf-0003yY-Nb for bug-gnu-emacs@gnu.org; Tue, 19 Nov 2019 06:35:01 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Vincent Lefevre Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Tue, 19 Nov 2019 11:35:01 +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=B29078.157416327115242 (code B ref 29078); Tue, 19 Nov 2019 11:35:01 +0000 Original-Received: (at 29078) by debbugs.gnu.org; 19 Nov 2019 11:34:31 +0000 Original-Received: from localhost ([127.0.0.1]:46705 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iX1mB-0003xm-IH for submit@debbugs.gnu.org; Tue, 19 Nov 2019 06:34:31 -0500 Original-Received: from cventin.lip.ens-lyon.fr ([140.77.13.17]:41606) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1iX1m9-0003xd-Lt for 29078@debbugs.gnu.org; Tue, 19 Nov 2019 06:34:30 -0500 Original-Received: from vlefevre by cventin.lip.ens-lyon.fr with local (Exim 4.93-RC3) (envelope-from ) id 1iX1m5-000Gff-FX; Tue, 19 Nov 2019 12:34:25 +0100 Content-Disposition: inline In-Reply-To: X-Mailer-Info: https://www.vinc17.net/mutt/ 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:171968 Archived-At: On 2019-11-19 11:07:20 +0100, Robert Pluim wrote: > Iʼll note that Vincent's sample file displays wrong on macOS as well > (this is with > mac-ct:-*-Hack-normal-normal-normal-*-14-*-*-*-m-0-iso10646-1 (#x4C7), > although Menlo shows similar artifacts, and Inconsolata gets the > character widths wrong as well). It seems different: no gap, but line joining is a bit wrong. And artifacts are also visible at column joining. I would tend to say that this is a completely different issue: something buggy in the rendering algorithm rather than the interpretation of the metrics. BTW, note that my sample file is an excerpt from Markus Kuhn's UTF-8 demo at . -- Vincent Lefèvre - Web: 100% accessible validated (X)HTML - Blog: Work: CR INRIA - computer arithmetic / AriC project (LIP, ENS-Lyon)