Valve’s Gamescope Wayland compositor is what was born out of their former Steamcompmgr effort but rewritten to target Wayland, interfacing directly with DRM/KMS APIs for enhanced efficiency, and making use of Vulkan. To date Gamescope has worked with the Intel and Radeon open-source Linux graphics driver stacks while the NVIDIA proprietary driver is seeing work in the direction of supporting it…

Source: Phoronix – NVIDIA Working On Support For Valve’s Gamescope Wayland Compositor