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Date:      Sun, 23 Oct 2011 21:07:03 -0700
From:      Greg Lewis <glewis@eyesbeyond.com>
To:        Raphael Kubo da Costa <rakuco@FreeBSD.org>
Cc:        freebsd-ports@FreeBSD.org
Subject:   Re: KWin no longer compositing?
Message-ID:  <20111024040703.GA42523@misty.eyesbeyond.com>
In-Reply-To: <87ty6z2ofd.fsf@FreeBSD.org>
References:  <20111023230634.GA47508@misty.eyesbeyond.com> <87ty6z2ofd.fsf@FreeBSD.org>

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G'day Raphael,

On Sun, Oct 23, 2011 at 11:01:10PM -0200, Raphael Kubo da Costa wrote:
> Greg Lewis <glewis@eyesbeyond.com> writes:
> > kwin(2319): KWin requires at least Mesa 7.10 for OpenGL compositing.
> > kwin(2319): Failed to initialize compositing, compositing disabled
> > kwin(2319): Consult http://techbase.kde.org/Projects/KWin/4.0-release-notes#Setting_up
> >
> > Is that a new requirement with 4.7?  Compositing worked previously with
> > the older version of Mesa we have in ports (7.6.1).  That is going to be
> > a problem since 7.6.1 is the newest version of Mesa we have in ports.
> >
> > Has anyone else run into this or has KWin doing compositing after the
> > upgrade?
> 
> According to a message Martin Gr??sslin sent to the KDE packagers mailing
> list (sorry, no archive, the list is not public), this is a new
> requirement for 4.7: at least Mesa 7.10 is required. BTW, the Mesa we
> have in ports seems to be 7.4.4, not 7.6.1.

7.4.4 is the default.  If you have WITHOUT_NOUVEAU defined (I do) you get
7.6.1 (see graphics/libGL/bsd.mesalib.mk).

> Some references I can point to:
> 
> 1. http://blog.martin-graesslin.com/blog/2011/05/the-compositing-modes-of-kde-plasma-workspaces-explained/
> 2. http://commits.kde.org/kde-workspace/ae63f84ba102cff532adbf403ac088522365425f
> 3. http://commits.kde.org/kde-workspace/afe966579d56f85444c432a3a6adf026d2941bd5

Thanks.  I'll take a look over these.

> When I contacted Martin at the time of his announcement, he said this
> verification was to ensure all the drivers used KMS (and their
> development experience only went back as far as Mesa 7.7; 7.4.4 is old
> enough for KWin bug reports with it to be ignored) and thus didn't break.

So it seems like even the newest version we support in ports is an
antique :(.  I'm going to guess upgrading it is not going to be easy.

-- 
Greg Lewis                          Email   : glewis@eyesbeyond.com
Eyes Beyond                         Web     : http://www.eyesbeyond.com
Information Technology              FreeBSD : glewis@FreeBSD.org



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