[Spice-devel] RFC: Integrating Virgil and Spice

[Hans de Goede]

Hi,

On 10/10/2013 01:25 PM, Gerd Hoffmann wrote:
>    Hi,
>
> Nice summary.
>
>> 3) Virgil will render using the host gpu, using EGL to talk to
>> a drm render node. For non local displays the rendered contents
>> will be read back from the gpu and then passed as a pixmap to the
>> ui to transport over the network
>
> Interesting in this context:  What is the status of 3d support for
> qxl/spice?

Non existent AFAIK

> Is it be possible to transform virgil 3d ops into spice 3d
> ops, so you could offload the rendering to spice-client?  Does it make
> sense to try?  Or would the transfer of the data needed to render more
> expensive than transferring the rendered screen?

AFAIK, people more knowledgable people then me on 3d (ie Keith Packard)
all seem to agree on that transfering the commands to render would be
more expensive. IOW adding 3d support to Spice would be not really useful.

Regards,

Hans