Gwent & Proton

gwent-launcher.sh

#!/bin/sh

# Executable file
APP_EXEC="Gwent.exe"

# Steam / IDs
export SteamAppId="1284410"
export SteamGameId="1284410"
export PROTON_LOG=1
# NOTE: Extremely important to set this to 1, otherwise the game will not start.
export PROTON_USE_WINED3D=1

# Steam / Client path
export STEAM_COMPAT_CLIENT_INSTALL_PATH="$HOME/.steam/steam"
# Steam / Apps path
STEAM_APPS_PATH="$STEAM_COMPAT_CLIENT_INSTALL_PATH/steamapps"
# Steam / Compat data path
export STEAM_COMPAT_DATA_PATH="$STEAM_APPS_PATH/compatdata/$SteamAppId"

# Proton / Path
PROTON_PATH="$STEAM_APPS_PATH/common/Proton - Experimental"
# Proton / Executable script
PROTON_EXEC="$PROTON_PATH/proton"

# NOTE: LD_PRELOAD=.../gameoverlayrenderer.so very important. Otherwise the
# overlay will not be visible, and therefore you can not login to your gog
# account.
LD_PRELOAD="/home/_/.local/share/Steam/ubuntu12_64/gameoverlayrenderer.so" "$PROTON_EXEC" run "$APP_EXEC"