From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Aaron Jensen Newsgroups: gmane.emacs.bugs Subject: bug#52085: 29.0.50; Frame occasionally fails to paint while screen sharing on macOS Date: Sun, 19 Dec 2021 16:57:24 -0500 Message-ID: References: <83tufiutld.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="21869"; mail-complaints-to="usenet@ciao.gmane.io" To: Alan Third , Aaron Jensen , Eli Zaretskii , 52085@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sun Dec 19 22:58:12 2021 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mz4C3-0005SR-Rw for geb-bug-gnu-emacs@m.gmane-mx.org; Sun, 19 Dec 2021 22:58:11 +0100 Original-Received: from localhost ([::1]:42472 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mz4C1-0004XF-Ul for geb-bug-gnu-emacs@m.gmane-mx.org; Sun, 19 Dec 2021 16:58:09 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:47660) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mz4Bu-0004X4-Tw for bug-gnu-emacs@gnu.org; Sun, 19 Dec 2021 16:58:02 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:36846) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mz4Bu-0004d8-M2 for bug-gnu-emacs@gnu.org; Sun, 19 Dec 2021 16:58:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1mz4Bu-0008A3-H4 for bug-gnu-emacs@gnu.org; Sun, 19 Dec 2021 16:58:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Aaron Jensen Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sun, 19 Dec 2021 21:58:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 52085 X-GNU-PR-Package: emacs Original-Received: via spool by 52085-submit@debbugs.gnu.org id=B52085.163995106431348 (code B ref 52085); Sun, 19 Dec 2021 21:58:02 +0000 Original-Received: (at 52085) by debbugs.gnu.org; 19 Dec 2021 21:57:44 +0000 Original-Received: from localhost ([127.0.0.1]:48392 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mz4Bc-00089X-EJ for submit@debbugs.gnu.org; Sun, 19 Dec 2021 16:57:44 -0500 Original-Received: from mail-pf1-f172.google.com ([209.85.210.172]:37825) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mz4BZ-00089J-VV for 52085@debbugs.gnu.org; Sun, 19 Dec 2021 16:57:42 -0500 Original-Received: by mail-pf1-f172.google.com with SMTP id 8so7064491pfo.4 for <52085@debbugs.gnu.org>; Sun, 19 Dec 2021 13:57:41 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=mime-version:references:in-reply-to:from:date:message-id:subject:to; bh=m5XjZ3K0SyP+QDcX5sQO2NbBM41YOahQDcBydTd4MUE=; b=QOEPo1v4bEDIPZmZ2grHg6+of5UHjCH2QCB3nC93PXBvgE4YY7ZPgP0lF6zQl6mslY V9cZLxgTgB5qJqIT7dRvl1BIaiuXjaarz9XOwDaTncExlZzKaLW7MOz0cOq4MbSLdudT Mc4+ZFRqhzhMzi5BPJgFZTVxCjgMQiIEu/LprQFA4Hcp7Dyon7VIGWt+knyn9p4QkGfM o0UpePxqtikcBDybFFTGLshOXKbEWMfu4RBoE/tL7/VwxZlZ0dSUna/11KSNOf9nJ5Wx BLhhEKMy0Awf9b2S5QaFl9akNa6QbS6pKb1GCQp5q1lSH/y5Md76wpZXckUbIg98e1rm jz3Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to; bh=m5XjZ3K0SyP+QDcX5sQO2NbBM41YOahQDcBydTd4MUE=; b=iq/CfgbIkM2y/gyvIqTaxOsbUtP+Iy3BVUA4TDiRI3RskaBf5A6ayp2H80x86AOTqw +ROytJZ9E3T8YTeZAGYHwuLuA29uH7FRyuTJ/EdR+BRUxlFY+Tc06BLdb5Ml9UFDnHtd EtlHoFW9Eu57ZOht1rVJNWOsVm6R1I5B8qO4nf8yZJjsXuNs/CqsxKnIDQTfN7L1Y3jm FC49ZLkU43Oi7F9mWsPFYV7ChFJL5w0YunnTbPUzELPctRJu9DYSoSqCDRry0YozWaDI xEjd1TIt6eA6dlRud1gmyWn+MeERYWPQO14zvvLgXTZjFXoEf6BwjSZaJktw0HZh85JT mmlA== X-Gm-Message-State: AOAM5326rAoO5DG+F7dG8gP+Q3oRky15HnxPLw9SI5M1PAMM7lb13RwX 43EoDjufqGNRHySWjDMkM3iTVSW9I1uq1mQ80GA= X-Google-Smtp-Source: ABdhPJxY/TElVM1OHjT9eqU/kdQ5EE2IVhFGQWdu8oGconD2+1XkZ+7bVN7mpRnPqVjGFBFIdg+eKrniT3zCwr7V9Ow= X-Received: by 2002:a63:920b:: with SMTP id o11mr12565758pgd.314.1639951055983; Sun, 19 Dec 2021 13:57:35 -0800 (PST) In-Reply-To: X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list 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-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:222753 Archived-At: On Sun, Dec 12, 2021 at 7:08 AM Alan Third wrote: > > On Thu, Dec 09, 2021 at 02:38:59AM -0500, Aaron Jensen wrote: > > On Thu, Dec 9, 2021 at 2:27 AM Eli Zaretskii wrote: > > > > > > > From: Aaron Jensen > > > > Date: Wed, 8 Dec 2021 16:33:06 -0500 > > > > > > > > > To be honest, if I just want to see when one function is called I > > > > > stick in 'NSLog (@"Moo")' or whatever. There's too much output in > > > > > NSTRACE and I'm sure that sometimes it doesn't print out results from > > > > > things that are called deep in the toolkit code. > > > > > > > > Well, I can say with some certainty that those messages are the only > > > > ones appearing under typical operations like key presses. I can insert > > > > newlines into the terminal and observe that only those are emitted > > > > when I press keys or even scroll. So the display function is not being > > > > called unless there is some other wildness going on with the tracing. > > > > Do you expect it to be called every render? (It is also not called > > > > when I run M-: (redisplay)) > > > > > > I'm not tracking this discussion, so apologies if what I say below > > > makes no sense. However, the Emacs display engine avoids redrawing > > > anything if it concludes that what's on the glass is correct. So just > > > calling 'redisplay', or making some simple changes that don't require > > > significant redrawing, don't necessarily result in calls to low-level > > > drawing functions, you need to do something drastic to force those > > > with 100% certainty. > > > > > > HTH > > > > Even toggling between one buffer and another in a window fails to log > > anything but: > > > > nsterm.m : 6100: [ 2953] [EmacsView keyDown:] > > nsterm.m : 6393: [ 2954] | [EmacsView hasMarkedText] > > nsterm.m : 6284: [ 2955] | [EmacsView insertText:] > > nsterm.m : 6100: [ 2956] [EmacsView keyDown:] > > > > I'm probably missing something here... > > I'm pretty sure it's just the NSTRACE calls not printing anything. As > I said previously NSTRACE sometimes doesn't print out results from > things that are called deep in the toolkit code. Like display. > > Manually stick an NSLog into the display function. Ah, sorry I misunderstood. This worked. There are lots of displays happening and I am not seeing the behavior anymore. I'm also on a new machine, though I have seen the behavior a couple times on it prior to trying this. I'll take the log out and see if it starts happening again. Aaron