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: Pixel scrolling support Date: Fri, 26 Nov 2021 21:50:23 +0800 Message-ID: <87zgprc9gg.fsf@yahoo.com> References: <87a6hrzrcv.fsf.ref@yahoo.com> <87a6hrzrcv.fsf@yahoo.com> <87v90fhayx.fsf@yahoo.com> <874k7zdog4.fsf@yahoo.com> <83bl272fnb.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="33340"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.60 (gnu/linux) Cc: monnier@iro.umontreal.ca, emacs-devel@gnu.org To: Eli Zaretskii Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Fri Nov 26 14:52:03 2021 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 1mqbdy-0008PJ-T7 for ged-emacs-devel@m.gmane-mx.org; Fri, 26 Nov 2021 14:52:02 +0100 Original-Received: from localhost ([::1]:48302 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mqbdx-0004Hg-Qt for ged-emacs-devel@m.gmane-mx.org; Fri, 26 Nov 2021 08:52:01 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:37954) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mqbcc-0002lb-7T for emacs-devel@gnu.org; Fri, 26 Nov 2021 08:50:40 -0500 Original-Received: from sonic306-21.consmr.mail.ne1.yahoo.com ([66.163.189.83]:39294) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mqbcZ-0002wI-DW for emacs-devel@gnu.org; Fri, 26 Nov 2021 08:50:37 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s2048; t=1637934633; bh=PJL2pAaQgMPgiRcjoJlxwFkB4pBW3sWvRud15jJqenI=; h=From:To:Cc:Subject:References:Date:In-Reply-To:From:Subject:Reply-To; b=YhPFPnT9QzUEyYUFTkCUixwSn30/cQIOrsNWK2eIxCE2SSOrBOeAJobvyeZWa3e0oaNw/M0SX8IAQa9b8H6vwcy+zUDRy5DBoo6D7g7T84Jf5hmBqJQ4vFyTJYMvsFX1TZmquS16228FOf2nYZhTdzlNnynEhgTQtOAbfNCJ9QmAfDfmtyF45DcKgLOCEv4Fa/bUM0xqKa2k2XRKkKg+HmXXNCR3JGGUoA6R1yv2eDaKltqJSm68zl2EQvAyYPHetPSs2Z3RFCOiALiL6hipqWRWBW4sEQlfVsPBbK0SZ/RZ6v569HQgQcOVCPjy9ooFJFDLvhEvHWc+eASwbT5rPw== X-SONIC-DKIM-SIGN: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s2048; t=1637934633; bh=ivA+aUYJo6XMWcbj4Z95QK/IYlFh+rk4tk+1Q2HBX+9=; h=X-Sonic-MF:From:To:Subject:Date:From:Subject; b=t44L7Zn/QT2IPG1egGnRNeFjOraIpMRdBJwbroTAkPJ0QczGuwDbEL+8ymUYBIF/kUArlqixhJPbFU5pGCKwg3iIkdVkVsJzn+dULjbnM9yKRmb7TQ5qHMASDNfsCKyavFMudIoWhnxLu/vT4nYmOwAHKywtjwyt9G9JqB1VlNW/z7Je/yNQU4BWYH6kSExBulTzAlG8N7b3sZ3Pw+n0FaQTD3aJUUZo8/b9eoajiMFWYYGBqXpF1e/aaeEmH8FcLqmhxPz9BvU6HSKj3aDa98g/uhfyRep0MIei8bvRGgHa1T1E9S3GpAUVPqRUpAgrJadfIbhO6yD8hz25cN5+NA== X-YMail-OSG: 2qHZdr0VM1muI0KzAfgUj_7Tgl7mFp2ytmLimCc1O1VU9fRJnHs4hmEWYjzTETZ 52rTdoC1yC8TiDeq_mvgrM8K2DfPRgyun_g9fbl_o66E1kqXkFnoPVbk3mREzG8x_Yxo6dct6GYC fZWn1AfB3svQQaFWjXxeW.YGN6LCJFgo9dSf5ttLHD88d5oXXMhgan3E1E4xsnTxbR.P1vuH90cm BtT1Aro7MrokMElK57qz5d_aAHnKlOktRZ9z4tcNNug8MWGCyJUbX7t_PYsLkm9W9M5kkc.dOrzv s8A2wPsJkWvFngriMmO6lfko2Z8M6rUAsjff4SM5zeL1mj565cBCqMqs8Mr6mhmw0njIjDHnbD.a 1sqtU9tQ7URH.dwBRUIZJ8tkhS1YvihdOLKAtMxUqcNd51XHWzvIB.XaoxLzXbgFqX1UK36xYmrR VcHrRnsVBhhbcrj9XcPqszOdaRs.U.d6zScRJ4umkBYbJZzw6j9fNKfqoLbFYMO6AmY83tJzuWQt LbhcvVTagRetJJssYsDg0eephM_eGBdJG_M8HUIqTjh3VYV.Gjpv8Kri8xCO.JFMhmJVNnFHuJIN BoUgnn_ybyA8dg_kEkyVDCN7U8_wY_FUwb0chwPf5ax8rkW_HHj1Uzr3yyDCHPVVOXmL60MRNdvL GttSmifgjr_Q3cWkTm0UfEBR4HVaP_.M0.aQXuYws4g6Xe1J8UTlrYk4FiCLHJ4183P_09UcJQDS 9B9tkbYPh06oZhLJ11JejUaYaJkroKKWbsajmJ_SaIWKX.JzldRvqIf0SRTEk6BY6lChK2Hoe0Bl 6OdtmTaS7WwO7gzaqB_.tFMWLKg_35Tdpd7Vlkgrek X-Sonic-MF: Original-Received: from sonic.gate.mail.ne1.yahoo.com by sonic306.consmr.mail.ne1.yahoo.com with HTTP; Fri, 26 Nov 2021 13:50:33 +0000 Original-Received: by kubenode513.mail-prod1.omega.sg3.yahoo.com (VZM Hermes SMTP Server) with ESMTPA ID 6fedb989fffa7da7384b30ef44bd0d2f; Fri, 26 Nov 2021 13:50:28 +0000 (UTC) In-Reply-To: <83bl272fnb.fsf@gnu.org> (Eli Zaretskii's message of "Fri, 26 Nov 2021 15:46:48 +0200") X-Mailer: WebService/1.1.19306 mail.backend.jedi.jws.acl:role.jedi.acl.token.atz.jws.hermes.yahoo Received-SPF: pass client-ip=66.163.189.83; envelope-from=luangruo@yahoo.com; helo=sonic306-21.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 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:280248 Archived-At: Eli Zaretskii writes: >> I am at a loss with respect to that. > I thought you said it does work with images, just slowly (which hints > on high CPU load)? It works with images, but not very large images that are taller than the window they are displayed in. bug#52120 is a related issue that manifests itself during pixel scrolling, but it's not related to the problem here. I have tracked it down to some deficiency in the cairo code, and I will fix it once I get time. Thanks.