From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Alexis Newsgroups: gmane.emacs.help Subject: Re: =?utf-8?Q?=F0=9D=9C=96?= implies large line spacing Date: Mon, 20 Mar 2017 22:44:09 +1100 Message-ID: <87var4fa0m.fsf@debian> References: <84r322d5zm.fsf@tm6592> <87d1dmnr0r.fsf@mid.deneb.enyo.de> <84fuigkm33.fsf@tm6592> <87innbmsqj.fsf@mid.deneb.enyo.de> <84lgs7knmo.fsf@tm6592> <87var52vxh.fsf@mid.deneb.enyo.de> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Trace: blaine.gmane.org 1490010292 9975 195.159.176.226 (20 Mar 2017 11:44:52 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Mon, 20 Mar 2017 11:44:52 +0000 (UTC) User-Agent: mu4e 0.9.19; emacs 26.0.50 Cc: help-gnu-emacs@gnu.org To: Florian Weimer Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Mon Mar 20 12:44:47 2017 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cpvjw-0001j2-3z for geh-help-gnu-emacs@m.gmane.org; Mon, 20 Mar 2017 12:44:44 +0100 Original-Received: from localhost ([::1]:60493 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cpvk1-0008AR-RI for geh-help-gnu-emacs@m.gmane.org; Mon, 20 Mar 2017 07:44:49 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:51902) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cpvjZ-0008A8-HY for help-gnu-emacs@gnu.org; Mon, 20 Mar 2017 07:44:22 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cpvjW-0000LW-Be for help-gnu-emacs@gnu.org; Mon, 20 Mar 2017 07:44:21 -0400 Original-Received: from mail-pg0-x235.google.com ([2607:f8b0:400e:c05::235]:35874) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1cpvjW-0000L2-5n for help-gnu-emacs@gnu.org; Mon, 20 Mar 2017 07:44:18 -0400 Original-Received: by mail-pg0-x235.google.com with SMTP id g2so75817683pge.3 for ; Mon, 20 Mar 2017 04:44:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=references:user-agent:from:to:cc:subject:in-reply-to:date :message-id:mime-version:content-transfer-encoding; bh=oqF0ueXuEsCL3dJACCCKljw73iQn36HmZvMdHZ09UJc=; b=CDNTmZgg/pFzzDPep/2O9MGNdwjbbAYB58MidsOx3pJOOsjYzccX2CaWKkhvc4LffP a6uEoIvo+mNi35KznZdvxli6Lhk6pAAbq5s6ZxpywZK+8clwbSIvYSgBnHRtcILwCaAB 6/1IPTU7pvNLumhfLdUQKNx2yTeXiXl6c2gBsKt7F8Wb+F2+2RsSRJMxmz0onLfkaD0/ htccqCivZBgVbhQGK4xR+Byi8wdQHme6423bx3IS50ZfcYyiksbSQSGgb8KouzUJvdyl LZJaDUqeHj/CPyNFRS4cHBebL6c4czGZPeK5S8YHLXi1x6//Xxx6GGzAMvjpGKxOsfLo JefQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:references:user-agent:from:to:cc:subject :in-reply-to:date:message-id:mime-version:content-transfer-encoding; bh=oqF0ueXuEsCL3dJACCCKljw73iQn36HmZvMdHZ09UJc=; b=qdPj1iWxhM2hjG11jUnuVMrX/UaLYFVdIZggp4fXwMv7n3axztAzlxJQ9ngNnFpvYA 1s1O6Vaw7ZlKwlcW8uPvB6DmIdHabWJltzqiAaK6vbchh/WXjO4ypJo4/PQE58PcCZDe BZkdfepWZOXNBC6aU0ybxSE1zlEx62sgfQRTVMre7cPgpfKpJY38lQfkhm7HwDkRJSTr t4XHnXfeAo43WbY7iL1bQa6nzSRW99JTMuToSgbRNfTL8S7u4ay0zCTWw5MnaJX6b3AX QBHbOVneEewr1Dv8xvpYbV3UetuF5v1nHE373JwWjfzBftWAB9lnQObF+ajnYE2m6FR3 d5pw== X-Gm-Message-State: AFeK/H19crnH6GWdkPkFLmXuKuGBPjgXytZaDOQ2fNijqT8dkwsJ4IW0Jt6VtjNBm7nh3g== X-Received: by 10.98.149.147 with SMTP id c19mr32234511pfk.36.1490010255714; Mon, 20 Mar 2017 04:44:15 -0700 (PDT) Original-Received: from localhost (CPE-58-161-4-117.bqds1.win.bigpond.net.au. [58.161.4.117]) by smtp.gmail.com with ESMTPSA id d2sm33070841pgf.35.2017.03.20.04.44.13 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Mon, 20 Mar 2017 04:44:15 -0700 (PDT) In-reply-to: <87var52vxh.fsf@mid.deneb.enyo.de> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 2607:f8b0:400e:c05::235 X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Original-Sender: "help-gnu-emacs" Xref: news.gmane.org gmane.emacs.help:112610 Archived-At: Florian Weimer writes: > * Marco Wahl: > >> Florian Weimer writes: >> >>> * Marco Wahl: >>> >>>> Actually I'm not so happy with those large line spacings. >>>> >>>> I tried some fonts (e.g. Inconsolata and Courier) from Options."Set >>>> Default Font" but did not find any font keeping the line spacing small. >>> >>> Have you checked with “C-u C-x =” that this actually affects the font >>> used for this glyph? For me, setting the default font does not have >>> any effect on it. I haven't yet figured out where Emacs finds the TeX >>> Gyre font. >> >> Thanks for the hint. For me C-ux = yields : >> character: 𝜖 (displayed as 𝜖) (codepoint 120598, #o353426, #x1d716) >> preferred charset: unicode (Unicode (ISO10646)) >> code point in charset: 0x1D716 >> script: mathematical >> syntax: w which means: word >> category: .:Base, L:Left-to-right (strong) >> to input: type "C-x 8 RET 1d716" or "C-x 8 RET MATHEMATICAL ITALIC EPSILON SYMBOL" >> buffer code: #xF0 #x9D #x9C #x96 >> file code: #xF0 #x9D #x9C #x96 (encoded by coding system utf-8-unix) >> display: by this font (glyph code) >> xft:-PfEd-Latin Modern Math-normal-normal-normal-*-15-*-*-*-*-0-iso10646-1 (#x112) >> ... > > After an upgrade to Debian stretch, I now get this font instead: > > xft:-unknown-DejaVu Math TeX Gyre-normal-normal-normal-*-16-*-*-*-*-0-iso10646-1 (#x64A) > > And the problem is gone. The extended height for the original font > (TeX Gyre Termes Math) no longer shows up in LibreOffice Writer either > (where it did before). So there has been a bug fix, likely not in > Emacs, but I don't know if it's the font metrics which have been > fixed, or some shared part of font rendering. Well, there were certainly issues with the font metrics of Latin Modern Math, such that Firefox showed line height issues also: https://bugzilla.mozilla.org/show_bug.cgi?id=1208776 (Cf. https://bugzilla.mozilla.org/show_bug.cgi?id=1170782 for background.) Alexis.