====== Build your own SteamOS ====== ===== Launch ===== For best results, launch with Gamescope, so apps can launch inside of Steam. You may want to tweak the command line options depending of your setup. ==== Important gamescope flags ==== ^Name^Description^ |-e|Enable Steam integration| |%%--%%backend|Select the backend (usually drm, wayland, sdl or headless)| |%%--%%expose-wayland|Important for launching native Wayland clients| |-f|Fullscreen| |-g|Grab the keyboard| |-W, -H|Window width and height| |%%--%%help|Check out the rest of the options| ==== Launch from a display manager ==== [Desktop Entry] Name=Steam Big Picture Mode Comment=Start Steam in Big Picture Mode Exec=/usr/bin/gamescope -e --expose-wayland --backend wayland --prefer-vk-device --disable-layers -- env WLR_RENDERER_ALLOW_SOFTWARE=1 steam -tenfoot -steamdeck Type=Application You can use ''drm'' or ''wayland'' for the backend option. Then you can configure SDDM to autostart Steam: [Autologin] User=yuki Session=steam-big-picture ==== Launch from desktop ==== Works better if the above doesn't work. Also, lets you easily access the desktop without having to quit Steam. Start a desktop session (such as KDE), create an icon with this desktop file, add it to ''~/.local/share/applications/'', and link it in ''~/.config/autostart/'': [Desktop Entry] Name=Steam Big Picture Mode Comment=Start Steam in Big Picture Mode Exec=/usr/bin/env WLR_RENDERER_ALLOW_SOFTWARE=1 gamescope -e -W 1920 -H 1080 -f -g --expose-wayland --backend sdl -- /usr/bin/steam -tenfoot -steamdeck Type=Application Icon=steam You can use ''sdl'' or ''wayland'' for the backend option. Don't forget SDDM's autologin: [Autologin] User=yuki Session=plasma