Re: [Qemu-devel] 答复: Can't see mouse cursor on VNC viewer

[Heyi Guo]

Hi Gerd,

Is there any hacking way to turn off hardware cursor support for virtio-gpu, 
and make the cursor also be rendered to the framebuffer?

Thanks,

Heyi


On 2018/11/21 16:23, Gerd Hoffmann wrote:
>    Hi,
>
> > and can’t see cursor either with “virtio-gpu”. Does that mean
> > virtio-gpu + VNC must rely on VNC client to draw the cursor image on
> > the screen?
> Yes.  virtio-gpu sends the cursor to the vnc client (via rich cursor
> extension) and expects the vnc client to show it.  So, if you ask your
> vnc client to not show the rich cursor the cursor is gone.  Solution:
> don't do that.
>
> stdvga has no hardware cursor support, so it is rendered to the
> framebuffer (by the guest).
>
> cirrus hardware cursor can't be mapped to rich cursor,
> so it is rendered to the framebuffer too (by qemu this time).
>
> cheers,
>    Gerd