From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@freedesktop.org Subject: [Bug 79223] extra vsync when reading back pixels in xbmc Date: Fri, 30 May 2014 13:15:22 +0000 Message-ID: References: Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============0950299941==" Return-path: Received: from culpepper.freedesktop.org (unknown [131.252.210.165]) by gabe.freedesktop.org (Postfix) with ESMTP id C54136EAAE for ; Fri, 30 May 2014 06:15:21 -0700 (PDT) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org --===============0950299941== Content-Type: multipart/alternative; boundary="1401455721.1A3baC0.1760"; charset="us-ascii" --1401455721.1A3baC0.1760 Date: Fri, 30 May 2014 13:15:21 +0000 MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" https://bugs.freedesktop.org/show_bug.cgi?id=79223 --- Comment #6 from Pierre Ossman --- (In reply to comment #5) > (In reply to comment #4) > > I'm also seeing something else waiting for vsync. With glReadPixels() out of > > the picture, and glXSwapIntervalMESA(0), I'm still getting 60 fps and no > > tearing. Possibly related? > > Either > > Option "SwapbuffersWait" "off" > > and/or > > Option "EnablePageFlip" "off" > > should avoid that. I see. In the interest of being honest to applications, shouldn't glXGetSwapIntervalMESA() return 1 when those settings are on? -- You are receiving this mail because: You are the assignee for the bug. --1401455721.1A3baC0.1760 Date: Fri, 30 May 2014 13:15:21 +0000 MIME-Version: 1.0 Content-Type: text/html; charset="UTF-8"

Comment # 6 on bug 79223 from 
(In reply to comment #5)
> (In reply to comment #4)
> > I'm also seeing something else waiting for vsync. With glReadPixels() out of
> > the picture, and glXSwapIntervalMESA(0), I'm still getting 60 fps and no
> > tearing. Possibly related?
> 
> Either
> 
>  Option "SwapbuffersWait" "off"
> 
> and/or
> 
>  Option "EnablePageFlip" "off"
> 
> should avoid that.

I see. In the interest of being honest to applications, shouldn't
glXGetSwapIntervalMESA() return 1 when those settings are on?

You are receiving this mail because:
  • You are the assignee for the bug.
--1401455721.1A3baC0.1760-- --===============0950299941== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/dri-devel --===============0950299941==--