From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Aaron Jensen Newsgroups: gmane.emacs.bugs Subject: bug#30699: 26.0.91; buffer contents flicker on macOS frames when frames are resized Date: Sun, 4 Mar 2018 23:55:50 -0800 Message-ID: References: <20180304202736.GA1479@breton.holly.idiocy.org> <20180304213404.GB1479@breton.holly.idiocy.org> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Trace: blaine.gmane.org 1520236458 8887 195.159.176.226 (5 Mar 2018 07:54:18 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Mon, 5 Mar 2018 07:54:18 +0000 (UTC) Cc: 30699@debbugs.gnu.org To: Alan Third Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Mon Mar 05 08:54:14 2018 Return-path: Envelope-to: geb-bug-gnu-emacs@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 1eskwi-0000vM-5b for geb-bug-gnu-emacs@m.gmane.org; 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Sun, 04 Mar 2018 23:55:50 -0800 (PST) Original-Received: by 10.237.54.65 with HTTP; Sun, 4 Mar 2018 23:55:50 -0800 (PST) In-Reply-To: <20180304213404.GB1479@breton.holly.idiocy.org> X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:143919 Archived-At: On Sun, Mar 4, 2018 at 1:34 PM, Alan Third wrote: > The root problem is actually that we=E2=80=99re unable to execute redispl= ay > while the frame is being resized by a mouse. The NS event loop goes > into some =E2=80=98modal=E2=80=99 state which we can=E2=80=99t break out = of, thus preventing > us from doing anything until it=E2=80=99s done. If that didn=E2=80=99t ha= ppen we > wouldn=E2=80=99t need to blank the screen at all. Is this true on a mac as well? How are other apps like iTerm2 able to redraw during a resize? It's a naive question, but is it at all possible to redraw a garbaged frame w/o a flicker? I know nothing about the drawing code, so I apologize for the question if it's dumb. Thanks, Aaron