From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.devel Subject: Re: Native display of line numbers Date: Fri, 23 Jun 2017 17:24:45 -0400 Message-ID: References: <83lgoqzm0v.fsf@gnu.org> <83injouj5v.fsf@gnu.org> <8360fmv2j0.fsf@gnu.org> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1498253140 658 195.159.176.226 (23 Jun 2017 21:25:40 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Fri, 23 Jun 2017 21:25:40 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.0.50 (gnu/linux) To: emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Fri Jun 23 23:25:36 2017 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dOW5A-0008PO-E9 for ged-emacs-devel@m.gmane.org; Fri, 23 Jun 2017 23:25:36 +0200 Original-Received: from localhost ([::1]:37314 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dOW5F-0001WW-KT for ged-emacs-devel@m.gmane.org; Fri, 23 Jun 2017 17:25:41 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:50343) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dOW4b-0001WI-De for emacs-devel@gnu.org; Fri, 23 Jun 2017 17:25:02 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dOW4Y-0002nN-9Y for emacs-devel@gnu.org; Fri, 23 Jun 2017 17:25:01 -0400 Original-Received: from [195.159.176.226] (port=42358 helo=blaine.gmane.org) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1dOW4Y-0002mQ-3D for emacs-devel@gnu.org; Fri, 23 Jun 2017 17:24:58 -0400 Original-Received: from list by blaine.gmane.org with local (Exim 4.84_2) (envelope-from ) id 1dOW4M-0005yB-Dj for emacs-devel@gnu.org; Fri, 23 Jun 2017 23:24:46 +0200 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 15 Original-X-Complaints-To: usenet@blaine.gmane.org Cancel-Lock: sha1:kP+hA/PNcHZIkDNHKdxCB4+0cyA= X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 195.159.176.226 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 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" Xref: news.gmane.org gmane.emacs.devel:215918 Archived-At: >> Indeed, to make it fast enough it probably needs to count lines using >> the matrices rather than the buffer. > No, I cannot use the glyph matrices, because the line numbers are > generated when the glyph matrix is created, and because the previous > matrix cannot be trusted in general. Can't you fill the glyph matrix with some filler while building the matrix and at the end go back to put the line numbers? > I need to use the move_it_in_display_line_to and its ilk instead. That will make it costly, indeed. Stefan