From mboxrd@z Thu Jan  1 00:00:00 1970
From: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Subject: Re: opengl=1?
Date: Thu, 11 Dec 2008 10:33:02 +0000
Message-ID: <4940EC5E.5000401@eu.citrix.com>
References: <fdaac4d50812110219s3fdfbba3x71e5d1e251189e53@mail.gmail.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 7bit
Return-path: <xen-devel-bounces@lists.xensource.com>
In-Reply-To: <fdaac4d50812110219s3fdfbba3x71e5d1e251189e53@mail.gmail.com>
List-Unsubscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>,
	<mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
List-Post: <mailto:xen-devel@lists.xensource.com>
List-Help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-Subscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>,
	<mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
Sender: xen-devel-bounces@lists.xensource.com
Errors-To: xen-devel-bounces@lists.xensource.com
To: Jun Koi <junkoi2004@gmail.com>
Cc: Xen Developers <xen-devel@lists.xensource.com>
List-Id: xen-devel@lists.xenproject.org

Jun Koi wrote:

> Hi,
> 
> I found that we have an option named opengl. What is that for? So if I
> put "opengl=1" in my VM configuration file, what advantage my VM will
> get??
> 

opengl=1 is the default and makes qemu render the guest framebuffer
using opengl.
Otherwise if you set opengl=0 qemu will use the sdl library.
opengl=1 makes sense if you don't use vnc and you have good drivers for
your graphic card in dom0.