From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Tassilo Horn Newsgroups: gmane.emacs.devel Subject: Re: Unfreezing the display during auto-repeated scrolling. Simpler approach. Date: Mon, 24 Nov 2014 12:34:54 +0100 Message-ID: <87sih8x25d.fsf@thinkpad-t440p.tsdh.org> References: <20141029212525.GD2953@acm.acm> <20141030220919.GB2721@acm.acm> <83oasszn9e.fsf@gnu.org> <20141121154420.GA24582@acm.acm> <87vbm6z1lc.fsf@thinkpad-t440p.tsdh.org> <20141123104038.GA3542@acm.acm> <87egstaehk.fsf@thinkpad-t440p.tsdh.org> <20141123220441.GA3628@acm.acm> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1416828943 16193 80.91.229.3 (24 Nov 2014 11:35:43 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 24 Nov 2014 11:35:43 +0000 (UTC) Cc: Eli Zaretskii , Stefan Monnier , emacs-devel@gnu.org To: Alan Mackenzie Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Mon Nov 24 12:35:38 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 1Xsrvc-0000aX-Mr for ged-emacs-devel@m.gmane.org; Mon, 24 Nov 2014 12:35:36 +0100 Original-Received: from localhost ([::1]:52067 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Xsrvc-0007Nw-8O for ged-emacs-devel@m.gmane.org; Mon, 24 Nov 2014 06:35:36 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:50219) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1XsrvB-0007CM-Qt for emacs-devel@gnu.org; Mon, 24 Nov 2014 06:35:15 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Xsrv4-00059R-8w for emacs-devel@gnu.org; Mon, 24 Nov 2014 06:35:09 -0500 Original-Received: from out4-smtp.messagingengine.com ([66.111.4.28]:49661) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Xsrv4-00057w-1c for emacs-devel@gnu.org; Mon, 24 Nov 2014 06:35:02 -0500 Original-Received: from compute6.internal (compute6.nyi.internal [10.202.2.46]) by mailout.nyi.internal (Postfix) with ESMTP id 81FA0207F0 for ; Mon, 24 Nov 2014 06:35:01 -0500 (EST) Original-Received: from frontend2 ([10.202.2.161]) by compute6.internal (MEProxy); Mon, 24 Nov 2014 06:35:01 -0500 DKIM-Signature: v=1; a=rsa-sha1; c=relaxed/relaxed; d= messagingengine.com; h=x-sasl-enc:from:to:cc:subject:references :date:in-reply-to:message-id:mime-version:content-type; s= smtpout; bh=o76tbdNMUlEAcTLX54a8d+Eqne8=; b=UXWUhwFzK4ZCmCHjyCHk FMrPT7KzpGtlxiYGtXKHy4UZf7wG5WiqDX0v657Pvq5s6dhnSKVpFHqlUNlm7oCV A1pPSGU7+AgbGEUjRqeVoGMveCvL5MsQRozpHNPvnsTERgmOfxpTT1rc3SGCIpOZ b3eszB2yz3qPrPEfIrOhgcs= X-Sasl-enc: SSvJdWDjimVJqiOdJD89qo25imPtCxSSH9Hd19c25Quz 1416828900 Original-Received: from thinkpad-t440p.tsdh.org (unknown [2.160.184.72]) by mail.messagingengine.com (Postfix) with ESMTPA id 22E30680116; Mon, 24 Nov 2014 06:34:59 -0500 (EST) Mail-Followup-To: Alan Mackenzie , Stefan Monnier , Eli Zaretskii , emacs-devel@gnu.org In-Reply-To: <20141123220441.GA3628@acm.acm> (Alan Mackenzie's message of "Sun, 23 Nov 2014 22:04:41 +0000") User-Agent: Gnus/5.130012 (Ma Gnus v0.12) Emacs/25.0.50 (gnu/linux) X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 66.111.4.28 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:178163 Archived-At: Alan Mackenzie writes: > It's CC Mode's fontification, rather than the display engine, which is > slow here. But in a large window, even Emacs Lisp Mode can only just > keep up: On my 2.6 GHz Athlon II, with a 66 line window, and the > keyboard auto-repeating every 0.024s, fontifying and displaying a > screen took ~0.018s. There's not a lot of spare time for fancier > fontification. Indeed. >> But still I think the variable's name is a bit misleading. I >> expected to see the text that scrolls by black on white, i.e., using >> the default face similar to having `jit-lock-defer-time' set to some >> non-nil value. But instead the text that scrolls by and is visible >> is fontified using the normal font-lock faces. > > :-). I had quite some trouble coming up with a name for the option. > Something like > `assume-default-face-for-nondisplayed-screens-in-scrolling' would be > more accurate, but a bit of a mouthful. If you've any suggestions for > improvement, post them! Maybe something like `font-lock-omit-nondisplayed-screens-on-scoll'? Bye, Tassilo