glamor core profile support

[Marek Olšák]

On Tue, Jan 19, 2016 at 1:56 AM, Dave Airlie <airlied at gmail.com> wrote:
> This series implements support for glamor in ephyr/EGL/Xwayland
> to use GL core profile when it can.
>
> This required 4 main changes:
> a) stop using client ptrs everywhere, I found 3 places left,
> gradient, picture and xv where we use these.
> b) start using VAOs
> c) use GL_RED instead of GL_ALPHA
> d) stop using GL_QUADS.

Won't this negatively affect performance on drivers which can do quads natively?

Marek