'Re: Multiseat hardware accelerated setup with one graphics card.'

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List:       freedesktop-xorg
Subject:    Re: Multiseat hardware accelerated setup with one graphics card.
From:       Floris <jkfloris () dds ! nl>
Date:       2014-01-27 12:40:38
Message-ID: op.xacit0j15k9y7g () alice ! jkfloris ! demon ! nl
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Op Mon, 27 Jan 2014 04:15:57 +0100 schreef ...  
<offonoffoffonoff@gmail.com>:

> Hi all,
>
> I am interested in making a multiseat gaming system with only one  
> graphics card.  As of now, I have a two terminal system, >one of which  
> is capable of playing games requiring opengl.  The other is just a web  
> browser.  I just wanted to share what >I've done, what I'm thinking, and  
> ask for input from those here who know more than me.
>
> PROBLEM:
> Multiseat set ups on only one graphics card must rely on Xephyr, which  
> does not do hardware accelerated opengl (not sure if >this is true),  
> thus games will not run through Xephyr.
>
> SOLUTION:
> Use xorg.conf to set up two distinct screens.
An other way is to use Gnome 3.8> with systemd204> As long as you use open  
drivers it works
see:  
http://code.lexarcana.com/blog/2012/06/17/simple-multiseat-setup-on-fedora-17/

I don't know if it works with only one card, but if #loginctl seat-status  
seat0
shows two graphics devices, it should. (you can try with a live Fedora  
version)

When you need proprietary drivers you can patch the xserver
see: http://lists.x.org/archives/xorg-devel/2013-September/037946.html

good luck,

jkfloris
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<body>Op Mon, 27 Jan 2014 04:15:57 +0100 schreef ... \
&lt;offonoffoffonoff@gmail.com&gt;:<br><br><blockquote style="margin: 0 0 0.80ex; \
border-left: #0000FF 2px solid; padding-left: 1ex"><div \
dir="ltr"><div><div><div><div><div>Hi all,<br><br></div>I am interested in making a \
multiseat gaming system with only one graphics card.&nbsp; As of now, I have a two \
terminal system, one of which is capable of playing games requiring opengl.&nbsp; The \
other is just a web browser.&nbsp; I just wanted to share what I've done, what I'm \
thinking, and ask for input from those here who know more than me.<br> \
<br></div>PROBLEM:<br></div>Multiseat set ups on only one graphics card must rely on \
Xephyr, which does not do hardware accelerated opengl (not sure if this is true), \
thus games will not run through Xephyr.<br><br></div><div> \
SOLUTION:<br></div><div>Use xorg.conf to set up two distinct \
screens.</div></div></div></blockquote><div>An other way is to use Gnome 3.8&gt; with \
systemd204&gt; As long as you use open drivers it works</div><div>see: \
http://code.lexarcana.com/blog/2012/06/17/simple-multiseat-setup-on-fedora-17/</div><div><br></div><div>I \
don't know if it works with only one card, but if #loginctl seat-status \
seat0</div><div>shows two graphics devices, it should. (you can try with a live \
Fedora version)</div><div><br></div><div>When you need proprietary drivers you can \
patch the xserver</div><div>see: \
http://lists.x.org/archives/xorg-devel/2013-September/037946.html<br></div><div><br></div><div>good \
luck,</div><div><br></div><div>jkfloris</div></body></html>

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