glamor woes with nouveau

[Olivier Fourdan]

Hi,

On 18 January 2017 at 10:27, Olivier Fourdan <fourdan at gmail.com> wrote:
>>
>> This is where it gets even more confusing, I cannot reproduce the
>> issue using "Xephyr -glamor"...  Not even with Xephyr running in
>> Xwayland.
>
> And by that I mean, rendering is fine and I don't get the errors
> "glamor_composite_choose_shader: Unsupported source picture format"
> when using "Xephyr -glamor"
>
>> I can reproduce on Xwayland though (I mean, running another Xwayland
>> server in a Wayland session), I can capture an apitrace of that, but
>> the apitrace looks incomplete and cannot be replayed (no context).

(sorry for the spamming!!)

And that got me thinking... Could it be that Xwayland exposes some
different visuals that gtk+ would pick and that would fail with
glamor?

xdpyinfo shows differences in the visuals available between Xephyr and Xwayland.

Cheers,
Olivier