From mboxrd@z Thu Jan  1 00:00:00 1970
Path: news.gmane.org!not-for-mail
From: Eli Zaretskii <eliz@gnu.org>
Newsgroups: gmane.emacs.devel
Subject: Re: Region cache for bidi paragraphs?
Date: Mon, 05 Aug 2013 19:52:28 +0300
Message-ID: <83ob9cw04z.fsf@gnu.org>
References: <51FB93C5.1020804@yandex.ru> <83bo5gyytp.fsf@gnu.org>
	<51FF378D.9000305@yandex.ru> <83siyow4i6.fsf@gnu.org>
	<jwveha8yw8b.fsf-monnier+emacs@gnu.org>
Reply-To: Eli Zaretskii <eliz@gnu.org>
NNTP-Posting-Host: plane.gmane.org
X-Trace: ger.gmane.org 1375721555 22036 80.91.229.3 (5 Aug 2013 16:52:35 GMT)
X-Complaints-To: usenet@ger.gmane.org
NNTP-Posting-Date: Mon, 5 Aug 2013 16:52:35 +0000 (UTC)
Cc: dmantipov@yandex.ru, emacs-devel@gnu.org
To: Stefan Monnier <monnier@iro.umontreal.ca>
Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Mon Aug 05 18:52:35 2013
Return-path: <emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org>
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 <emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org>)
	id 1V6O1K-0002ii-3Q
	for ged-emacs-devel@m.gmane.org; Mon, 05 Aug 2013 18:52:34 +0200
Original-Received: from localhost ([::1]:52186 helo=lists.gnu.org)
	by lists.gnu.org with esmtp (Exim 4.71)
	(envelope-from <emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org>)
	id 1V6O1J-0004WN-LB
	for ged-emacs-devel@m.gmane.org; Mon, 05 Aug 2013 12:52:33 -0400
Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:47701)
	by lists.gnu.org with esmtp (Exim 4.71)
	(envelope-from <eliz@gnu.org>) id 1V6O1C-0004Vp-Rk
	for emacs-devel@gnu.org; Mon, 05 Aug 2013 12:52:31 -0400
Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)
	(envelope-from <eliz@gnu.org>) id 1V6O17-0004TC-Nn
	for emacs-devel@gnu.org; Mon, 05 Aug 2013 12:52:26 -0400
Original-Received: from mtaout20.012.net.il ([80.179.55.166]:57665)
	by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from <eliz@gnu.org>)
	id 1V6O17-0004Sy-FW
	for emacs-devel@gnu.org; Mon, 05 Aug 2013 12:52:21 -0400
Original-Received: from conversion-daemon.a-mtaout20.012.net.il by
	a-mtaout20.012.net.il (HyperSendmail v2007.08) id
	<0MR200G00HGQEO00@a-mtaout20.012.net.il> for
	emacs-devel@gnu.org; Mon, 05 Aug 2013 19:52:20 +0300 (IDT)
Original-Received: from HOME-C4E4A596F7 ([87.69.4.28]) by a-mtaout20.012.net.il
	(HyperSendmail v2007.08) with ESMTPA id
	<0MR200GCXHJ82MD0@a-mtaout20.012.net.il>;
	Mon, 05 Aug 2013 19:52:20 +0300 (IDT)
In-reply-to: <jwveha8yw8b.fsf-monnier+emacs@gnu.org>
X-012-Sender: halo1@inter.net.il
X-detected-operating-system: by eggs.gnu.org: Solaris 10
X-Received-From: 80.179.55.166
X-BeenThere: emacs-devel@gnu.org
X-Mailman-Version: 2.1.14
Precedence: list
List-Id: "Emacs development discussions." <emacs-devel.gnu.org>
List-Unsubscribe: <https://lists.gnu.org/mailman/options/emacs-devel>,
	<mailto:emacs-devel-request@gnu.org?subject=unsubscribe>
List-Archive: <http://lists.gnu.org/archive/html/emacs-devel>
List-Post: <mailto:emacs-devel@gnu.org>
List-Help: <mailto:emacs-devel-request@gnu.org?subject=help>
List-Subscribe: <https://lists.gnu.org/mailman/listinfo/emacs-devel>,
	<mailto:emacs-devel-request@gnu.org?subject=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:162437
Archived-At: <http://permalink.gmane.org/gmane.emacs.devel/162437>

> From: Stefan Monnier <monnier@iro.umontreal.ca>
> Cc: Dmitry Antipov <dmantipov@yandex.ru>,  emacs-devel@gnu.org
> Date: Mon, 05 Aug 2013 12:00:33 -0400
> 
> So, does it help keep up with scrolling in the recent C++ example?

For that, we will need first to avoid invalidating the cache when a
new chunk of text scrolls into view, and jit-lock marks the buffer
"modified" while fontifying it.