From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: grischka Newsgroups: gmane.emacs.devel Subject: Re: Bidi reordering engine upgraded Date: Fri, 17 Oct 2014 15:21:39 +0200 Message-ID: <544117E3.4030201@gmx.de> References: 8338an2jcd.fsf@gnu.org <5440F9BA.6030607@gmx.de> <54410094.3020507@gmx.at> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1413552148 14952 80.91.229.3 (17 Oct 2014 13:22:28 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 17 Oct 2014 13:22:28 +0000 (UTC) Cc: emacs-devel@gnu.org To: martin rudalics Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Fri Oct 17 15:22:21 2014 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1Xf7U3-0005nv-Mq for ged-emacs-devel@m.gmane.org; Fri, 17 Oct 2014 15:22:19 +0200 Original-Received: from localhost ([::1]:60492 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Xf7U3-0006a5-1K for ged-emacs-devel@m.gmane.org; Fri, 17 Oct 2014 09:22:19 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:34992) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Xf7Tt-0006Bv-3e for emacs-devel@gnu.org; Fri, 17 Oct 2014 09:22:16 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Xf7Ti-0002dY-5a for emacs-devel@gnu.org; Fri, 17 Oct 2014 09:22:08 -0400 Original-Received: from mout.gmx.net ([212.227.15.19]:51862) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Xf7Th-0002cV-TQ for emacs-devel@gnu.org; Fri, 17 Oct 2014 09:21:58 -0400 Original-Received: from [10.44.60.17] ([89.15.236.17]) by mail.gmx.com (mrgmx003) with ESMTPSA (Nemesis) id 0M2LZc-1Xy1H52oT6-00s9ed; Fri, 17 Oct 2014 15:21:56 +0200 User-Agent: Thunderbird 2.0.0.23 (Windows/20090812) In-Reply-To: <54410094.3020507@gmx.at> X-Provags-ID: V03:K0:t2CYvOmUrQhIvX8orxl3xT2T10POcVKmdwczKEhv7nWpMV6pjW6 LkYgE8UdlyO66NjfPeeCWeYjs1O96TwMNqHTZVrxUF73iU4N9iO/SREoA+cD1Mk5QFXwzNc 29VJI6pxos5xC9rHncdrm/t4VpjQFW8hC9ggkgfsnuAnRVgJqvM3QMC2MQ4ThcmjotE/S3X 3rrZaXiwzykrzrL4GxzXw== X-UI-Out-Filterresults: notjunk:1; X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] X-Received-From: 212.227.15.19 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 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.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:175519 Archived-At: martin rudalics wrote: > > This is because to the human eye pixels are similar to points in math > > (i.e.has location, does not have extent). Therefor, a mental > "magnifying > > glass" (in order to be useful) needs to preserve the point-like property > > of pixels unaffected from the "zoom factor". > > > > Which means that what counts for line length is not number of pixels > > but the spaces between. See line of length 10, magnified: > > > > 0 1 2 3 4 5 6 7 8 9 0 > > * * * * * * * * * * * > > I doubt my eye (and whatever there's left behind it) would consider > > 0 > * > > having zero extent. Nobody would consider a single pixel to mean anything in particular. For that to happen it needs to be placed in relation to other pixels. For example two pixels can make a line already. --- grischka > martin >