from www.winehq.org//announce/8.12

Alexandros Frantzis (10):

  Introduce per-window driver data.

  Basic Wayland toplevel surface support.

  Ensure Wayland surface handlers don't access invalid data.

  Introduce window_surface for Wayland.

  Implement a simple window_surface flush.

  Do not commit buffers to unconfigured surfaces.

  Use a buffer queue for window_surface.

  Track damaged buffer regions.

  Update only the flushed bounds from the window_surface.

  Send surface damage region to the compositor.

Big news