From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.ciao.gmane.io!not-for-mail From: Julius Pfrommer Newsgroups: gmane.emacs.devel Subject: Re: Unify the Platforms: Cairo+FreeType+Harfbuzz Everywhere (except TTY) Date: Sun, 17 May 2020 16:59:53 +0200 Message-ID: <20200517165953.000044d2@web.de> References: <20200517124125.000013a4@web.de> <97C7EAB7-10AB-4702-ABC8-EB6C1C50ABDB@gnu.org> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="ciao.gmane.io:159.69.161.202"; logging-data="106054"; mail-complaints-to="usenet@ciao.gmane.io" Cc: emacs-devel@gnu.org To: Eli Zaretskii Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Sun May 17 17:03:12 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 1jaKoq-000RUQ-3N for ged-emacs-devel@m.gmane-mx.org; Sun, 17 May 2020 17:03:12 +0200 Original-Received: from localhost ([::1]:44272 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jaKoo-0001dc-Uv for ged-emacs-devel@m.gmane-mx.org; Sun, 17 May 2020 11:03:11 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:45096) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jaKlk-0008WP-56 for emacs-devel@gnu.org; Sun, 17 May 2020 11:00:00 -0400 Original-Received: from mout.web.de ([212.227.17.11]:48125) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1jaKli-0001IZ-HG; Sun, 17 May 2020 10:59:59 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=web.de; s=dbaedf251592; t=1589727596; bh=eTH4TuR/8JsMv7Ge9qFsnM9E4HBoWUo0n2rPy8aBJAw=; h=X-UI-Sender-Class:Date:From:To:Cc:Subject:In-Reply-To:References; b=R16vdmWnzohVuu5Yk8OuqQUsytsx0FHnyV06PwgX94wZf9Ja+GXmFBRwku81LNzdr EhOWcpq2LNwpTrALxb1ovyf820BfYLcGJdH+/AFMFvi/XeviZdSQPCq88UfkYIcPIa mmGLhLbYu7j5+rJXGkGlLgC89JeHCfAnvkc6Ue2E= X-UI-Sender-Class: c548c8c5-30a9-4db5-a2e7-cb6cb037b8f9 Original-Received: from localhost ([86.243.248.98]) by smtp.web.de (mrweb101 [213.165.67.124]) with ESMTPSA (Nemesis) id 0MGzjq-1jo6PO0Oqw-00DkZ1; Sun, 17 May 2020 16:59:56 +0200 In-Reply-To: <97C7EAB7-10AB-4702-ABC8-EB6C1C50ABDB@gnu.org> X-Mailer: Claws Mail 3.17.4 (GTK+ 2.24.32; i686-w64-mingw32) X-Provags-ID: V03:K1:LCS1cJLpWjzJ2mndMA0PGtAOyE1TvZeT2CYoiAPZ/4eKMZ1CepK 9chFPa3hVcMB3hE8BKBSs1OY6fI4NPpiTp3UnQljIvwblYae82HWGLJ0/XprR4og8tWXzHA ZEUjoC/qpXcDV9+gyCdkmjm8bIRXIQc7yHPWZHDc2xAgQvHoZM6E6pGVYhMKI06meMTpHz3 rLQpKQQeEH/BLT+52wN6w== X-UI-Out-Filterresults: notjunk:1;V03:K0:UYeHwtDPHho=:vRBm111U3ItWL40fge5ZVt ieHrtZH5UzYeCH+PmQYZb51lX94utjcgSxic2V9EfjbFsudfQylH7XyJyYGsWZiw7zeLFMnsC KREjFVgTz3R4THQAU6YZP7njaO+E9P7dLQtoGM5Jk6r7Yvpz/Yzph/Pd0yeJH04P+Q5eDbdd1 /+3WInjCo5kwzvC+5YBJBnxaJyJNiHkNd+XMGvJrq0sIesa+3MeGm0xbeCbOHmHTnMY+Nc9ae +jRJq87ykjNBkGgOVgHQwE7ACiP1i42gsVrPkSm/6RcQajcf9fT+K7FNBQthINsIgqY2D5M2z 5y6KhtSD4XoKJvC05SkgWK8HZDpLE2d6AWUoTCjFAEnoZaJ3uECqrpOdwY13Yw9XR70sP3DLm /zMUWL7hduZt2SyS+ho7RmRZ37JeArv8xmh40saD3RSbSGS+F0EKPSAN+n9hiX1c+oBQlLXtS w+n0YJFi2qQk9YKpvO/E0tXCpH6ynNwLAitRIQWfAR1yq8Fmrk4NBSQ3iQXkvSScf8qqnD77H WkkpwBPIZv3NjJrI5eTlNqk+eMGvEG0FaRkVlzOA0u/+nskU7DqQrsqbqTSPgWaxtMeZYFWlS UCGLgqQvS951k/a2BpsB5pjOlv9IRPTmvWnDsUaprEElwnx4D3KEf+qHjXleneXxO73xySrAm PrbM3nNsUGhoSUG/DlmFwSx8K44qQq5IkYm6NjUAlZwQCph4IxbK5NXWd63H8FEWNoLeae6aV RzDCm414HA/lxF8TFFoPJqGbBJXxfjTURPa67EQZNVCnKPE8JkiVHdjryptG7tUboXMItQXa Received-SPF: pass client-ip=212.227.17.11; envelope-from=julius.pfrommer@web.de; helo=mout.web.de X-detected-operating-system: by eggs.gnu.org: First seen = 2020/05/17 10:59:56 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action 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:250610 Archived-At: Eli, > Any work in this direction is and always has been welcome. The > practical problem with that is that you need to have access to all > the supported platforms to make sure the refactoring works. > > FWIW, I'm not sure I share your optimism regarding the Cairo way, I > think it requires something from the system as well, so it might be > not so easy. > > And the GUI toolkits are AFAIU a separate issue, not directly related > to how we draw to the glass. I am well aware of the effort to keep the many different platforms alive. Let me phrase the question differently: Would it be okay to have a hard dependency on the Cairo+FreeType+Harfbuzz (CFH) libraries, as they are available everywhere? It would be a pity to invest time into a direction that is infeasible from the outset. Even on Linux, this would unlock quite a few simplifications. I count at least three font handling "backends" here. Regards, Julius