Re: [Qemu-devel] [PATCH] Add QEMU DirectFB display driver

[Gerd Hoffmann]

On 05/16/10 03:10, Paul Brook wrote:
> > The other solution would be to use the DirectFB driver for SDL which
> > would allow to do slightly the same as this patch. But that would mean
> > having to deal with an additional layer in the graphical stack, which is
> > not exactly what one wants from a performance or a complexity point of
> > view.
>
> I don't buy your complexity argument.  Doesn't DirectFB-via-SDL already work?

Run a guest.  Switch to another (host) virtual terminal.  Watch qemu 
continue drawing on the framebuffer.  Doesn't count as "working" in my book.

> If not why not? I'm pretty sure fixing that would be way simpler than adding a
> whole new output backend.

Didn't investigate where the bug is and how hard it would be to fix it.

cheers,
  Gerd