RFR: 8329820: [Linux] Prefer EGL over GLX [v19]

[Thiago Milczarek Sayao]

On Wed, 9 Oct 2024 13:27:02 GMT, Thiago Milczarek Sayao <tsayao at openjdk.org> wrote:

>> Wayland implementation will require EGL. 
>> 
>> EGL works with Xorg as well. The idea is to be EGL first and if it fails, fallback to GLX. A force flag `prism.es2.forceGLX=true` is available.
>> 
>> 
>> See:
>> [Switching the Linux graphics stack from GLX to EGL](https://mozillagfx.wordpress.com/2021/10/30/switching-the-linux-graphics-stack-from-glx-to-egl/)
>> [Prefer EGL to GLX for the GL support on X11](https://gitlab.gnome.org/GNOME/gtk/-/merge_requests/3540)
>
> Thiago Milczarek Sayao has updated the pull request incrementally with two additional commits since the last revision:
> 
>  - Remove unused externs
>  - Destroy DrawableInfo properly

I would appreciate it this can be put on the review queue.

It does seems EGL takes less CPU time on animations, but If anyone has suggestions on how I could provide other comparisons, it would be nice.

-------------

PR Comment: https://git.openjdk.org/jfx/pull/1381#issuecomment-2431648456