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Date: Tue, 18 May 2010 11:39:26 +0200
From: Gerd Hoffmann <kraxel@redhat.com>
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Subject: Re: [Qemu-devel] [PATCH] Add QEMU DirectFB display driver
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To: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Cc: Kevin Wolf <kwolf@redhat.com>, Julian Pidancet <julian.pidancet@citrix.com>, "qemu-devel@nongnu.org" <qemu-devel@nongnu.org>, Paul Brook <paul@codesourcery.com>

On 05/18/10 11:29, Stefano Stabellini wrote:
> On Tue, 18 May 2010, Gerd Hoffmann wrote:
>> On 05/18/10 11:12, Stefano Stabellini wrote:
>>> I think it would be better to implement an accelerated frontend for
>>> rendering the framebuffer, like opengl or xv.
>>
>> Well.  xv is pretty pointless IMHO.  gl makes sense.  But to have some
>> effect this needs some major restructions in qemu, the current
>> DisplayState infrastructure can't handle anything but a simple, stupid
>> framebuffer.  There isn't much to accelerate, except maybe scaling the
>> guest display to fullscreen on the host.
>>
>> qxl + spice will change that though.  qxl is a paravirtualized gfx
>> adapter.   Guest sends rendering commands.  The spice protocol sends the
>> rendering commands over the wire to the spice client, which in turn will
>> render them (and can use gl to accelerate that).
>
> Is the spice client going to live in qemu, or is it going to be
> separate?

Separate.

project website: http://www.spice-space.org/
spice bits: http://cgit.freedesktop.org/~kraxel/spice/log/?h=api.v6
qemu patches: http://cgit.freedesktop.org/spice/qemu/log/?h=spice.v6.0

cheers,
   Gerd