offload issues
The new overlay shortcut in testdmabuf reveals some issues, where the background color gets drawn over the underlaid subsurface.
This screencast does not capture the full magnificence of the misrendering, which depends on the cursor location.
The green here is the color of the window background.
Screencast_from_2024-02-09_13-37-09
It misrendering is gone after a focus out/focus in.
This happens with ngl and vulkan, but also with gl.
Edited by Matthias Clasen