From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Po Lu Newsgroups: gmane.emacs.devel Subject: Re: master 5b5608c614: Fix glyph skipping optimization when a tab line is enabled Date: Mon, 18 Apr 2022 15:53:47 +0800 Message-ID: <8735iaket0.fsf@yahoo.com> References: <83k0bmx3ke.fsf@gnu.org> <87bkwykfs5.fsf@yahoo.com> <83ilr6x2gx.fsf@gnu.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="26535"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.91 (gnu/linux) Cc: emacs-devel@gnu.org To: Eli Zaretskii Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Mon Apr 18 09:56:46 2022 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 1ngMFZ-0006kJ-TZ for ged-emacs-devel@m.gmane-mx.org; Mon, 18 Apr 2022 09:56:45 +0200 Original-Received: from localhost ([::1]:49568 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ngMFY-0007hg-7s for ged-emacs-devel@m.gmane-mx.org; Mon, 18 Apr 2022 03:56:44 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:56426) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ngMCt-0006Hv-EY for emacs-devel@gnu.org; Mon, 18 Apr 2022 03:53:59 -0400 Original-Received: from sonic308-56.consmr.mail.ne1.yahoo.com ([66.163.187.31]:36650) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1ngMCr-0000Nu-Qo for emacs-devel@gnu.org; Mon, 18 Apr 2022 03:53:59 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s2048; t=1650268435; bh=A2pH9vwfG9MCjFpuYuc5ALQSXWE9vjVDr00AZNbjMLs=; h=From:To:Cc:Subject:References:Date:In-Reply-To:From:Subject:Reply-To; b=a5c3IrrgPhOH2Y4ooX0g7SYB8DB7wnU0Dsf8XvLYKNumq18lAnJjbTBLBLofiF6WiKmQn0zYE9WvuMC3IWzb2ohQELzjOWSirJoVQlskmbztTXmiRXN/H2CbFThh2wBsa6MCNXh9G6eLu+VSNZIQdibNGbifTw+u4739H8YH994O+TEuVOMWALEuXSvbjkPh9BOeTt+csjlRbWFnou7dphqDdHjXL8pjdnssYlqlfPcxNbh9mVflnil6w0B0ZGKrwQlIDSyfOVSmho+9FCe12AT7V2r79XWjX0MxTkpCRLQyx4DURFCj++tbiHrB+rJZi2lTw3sj3WAIXUxsSh7kyg== X-SONIC-DKIM-SIGN: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s2048; t=1650268435; bh=77V6bGOCKVzEiATzpoBQXD4RrCrwZ3sCoiVBijQy7R6=; h=X-Sonic-MF:From:To:Subject:Date:From:Subject; b=ryyoLvJXqldzxH9xGM8cJCZW2bna9OqUdrtUiVtj6pEKDoxpuC4VrmBusPDMwp/3cTgGCkGyVOwkiI2VsID74z3vEYia8dNW7Q/GkiO6USpfIhpZbybDgE4hc0/1Emd6rQFUqW5a0EjRDObLaz9HvX5LWRuf7uHEQtJoNslc8PQ0q0cfbsXduIPuUI2wK8YmsWCeHNBvJJJv+j0s4j4SDsI/I7kPAhXJpM4vGE8pYzEeZwAt8JdDYeSIc+aINxccd4zEMQHEeuPi5JQZqQ7COao0NEmob5zN/rjWN2+azRcfreSfnoq36dTbTSrWuKS/9d97y9c8NPyKCZ9AeW4UOA== X-YMail-OSG: DhjC9_kVM1n.NLMrEXSJU5crayKQP.c6XS00Ejvuiixp0LhEo8vTucdasgnW1rT xKsZ6IBpIHtm2DBq_J3wkSqY5PUdzPYFAoujUEKXoxxvE3aTKoIcdBKYtkn9T1UJ0GVgUkBocnwg 3nnenXdT0GvxYgk7R.prATOPSl1Ng5n4zFzdDOm3xl9YAN9Ww_XwoC7Y_HK1DXUQbwlxAKq8unUx Ogt4wXsI1zKLDxExb0udRcSyPKkOjTQ9kRxzEE4qyMzhHB7TSbLJw7Nbl4u7CQn.FFwe1YK8KbPC 2nJWR.DhfeI3refmQr0RAGIthJvRv8JYBEYDBxqPueXHJZceLNPRzeOas9qIJvNhP6Hf6hjojs9g lj_TlnN0NjtsM.ESF5WdP_42G.LPL.7TRJ4cxZ92fSWPGsRd5o81zN67YWskjggRK8XyoGJ3bCr7 qgny1V42.8TM3JtqlhKUKa5rVgjZy7JxyTfE3dYEAAZm3SOuUrpe6knFJ0MwraHzXKIbFz2nMD3H RpKJVM2SjYZHV3LEtGnGr18qC7e7iY8zS1WPaYotU6X3oYHngefseQmEgkm2dcPmktq7wbL7mR40 AVqZqqPl.bIfjsFJqAacN004QuhMpAjsTaew9.joj58pYTiRyuGjgmLQgB1aB1OUwRzgfJxvyiXT 7cJeUZ0G9gBhT1IMKCPi2VOBisulU60WrDNCotEWxukMkaRZheDW986yXJtoqrexLZjv5pNxlS4a Aa0UL5Fr2Og42llZqXPzINYA0.82SLZCaGYeBEYaER6at4QIG9.ESNqz2FDKNRjTMsbc6PWxkxEk E6VG5pFPsaM1HChkeG_wtst2ieoxyyOel2xhenj6rl X-Sonic-MF: Original-Received: from sonic.gate.mail.ne1.yahoo.com by sonic308.consmr.mail.ne1.yahoo.com with HTTP; Mon, 18 Apr 2022 07:53:55 +0000 Original-Received: by hermes--canary-production-sg3-cfddc4f9d-6mzbv (VZM Hermes SMTP Server) with ESMTPA ID 753d5e21cce22c5daeae597ddb81ebcf; Mon, 18 Apr 2022 07:53:52 +0000 (UTC) In-Reply-To: <83ilr6x2gx.fsf@gnu.org> (Eli Zaretskii's message of "Mon, 18 Apr 2022 10:41:50 +0300") X-Mailer: WebService/1.1.20048 mail.backend.jedi.jws.acl:role.jedi.acl.token.atz.jws.hermes.yahoo Received-SPF: pass client-ip=66.163.187.31; envelope-from=luangruo@yahoo.com; helo=sonic308-56.consmr.mail.ne1.yahoo.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 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:288608 Archived-At: Eli Zaretskii writes: > OK, and what about the last question I asked above? If there's no > header-line, but there is a tab-line, the code will still compare vpos > with 1, although the vpos of the tab-line is now zero, right? I see how the code might be made clearer if the assumption that a mode line cannot be at vpos 1 isn't made, but can a mode line (the other kind of mode_line_p row there is) really be at vpos 1? Aren't windows required to have a body height of at least 1 line? Thanks.