From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: "Basil L. Contovounesios" Newsgroups: gmane.emacs.bugs Subject: bug#6718: 23.2; Should align glyphs according to grid in ansi-term Date: Thu, 19 Nov 2020 08:48:13 +0000 Message-ID: <871rgpyboy.fsf@tcd.ie> References: <87k4ok27p4.fsf@molb.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="9455"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: Jonathan Kleinehellefort , 6718@debbugs.gnu.org To: Stefan Kangas Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Thu Nov 19 09:58:51 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 1kffmF-0002JE-4H for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 19 Nov 2020 09:58:51 +0100 Original-Received: from localhost ([::1]:49612 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kffmE-0001Qu-5W for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 19 Nov 2020 03:58:50 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:52650) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kffck-0001Gl-IT for bug-gnu-emacs@gnu.org; Thu, 19 Nov 2020 03:49:02 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:54780) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1kffck-0003a7-5w for bug-gnu-emacs@gnu.org; Thu, 19 Nov 2020 03:49:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1kffck-0004OP-3M for bug-gnu-emacs@gnu.org; Thu, 19 Nov 2020 03:49:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: "Basil L. 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Inconsolata does not cover a couple of special Unicode >> characters, some of which frequently show up in the output of various >> terminal applications. >> >> Emacs will then fall back on some other font with completely different >> geometry for those, destroying the grid layout of the buffer. >> >> Steps to reproduce: >> >> 1. run "emacs -Q" >> 2. M-x term >> 4. type "pstree" into the shell >> 5. Choose "Inconsolata" as your font >> >> Result: >> >> Characters now have non-uniform width and height. Note that the pretty >> tree drawing gets destroyed. >> >> Expected result: >> >> Glyphs should be aligned in a grid. >> >> Using a more comprehensive font (e.g. DejaVu Sans Mono) does not solve >> this completely, as you can still get the same problem with e.g. Chinese >> characters. > > Is there really anything that can be done about this, besides a complete > redesign of how fonts work in Emacs? Is there any overlap here with https://debbugs.gnu.org/44664? -- Basil