kenji
325 lines
11 KiB
Bash
Executable File
325 lines
11 KiB
Bash
Executable File
#!/bin/bash
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#
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# Seamless Hyprland <-> Gamescope Session Switcher for Arch Linux
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# Updated: High Priority Scheduling (Fixes Stutter), Walker, Configurable Refresh Rate
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#
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set -e
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# --- Pre-flight Checks and Setup ---
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C_GREEN='\033[0;32m'
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C_YELLOW='\033[1;33m'
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C_RED='\033[0;31m'
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C_BLUE='\033[0;34m'
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C_NC='\033[0m' # No Color
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if [ "$EUID" -eq 0 ]; then
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echo -e "${C_RED}Error: Do not run this script as root! It will use 'sudo' as needed.${C_NC}"
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exit 1
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fi
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USER_NAME=$(whoami)
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USER_HOME=$(eval echo "~$USER_NAME")
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# --- Banner ---
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echo -e "${C_BLUE}===================================================================${C_NC}"
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echo -e "${C_BLUE} Hyprland <-> Gamescope Session Switcher Setup for: ${C_YELLOW}$USER_NAME${C_NC}"
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echo -e "${C_BLUE}===================================================================${C_NC}\n"
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# --- USER INPUTS ---
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echo -e "${C_YELLOW}Configuration Choice:${C_NC}"
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echo "Do you want to enable automatic login? [y/N]: "
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read AUTOLOGIN_CHOICE
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echo -e "\n${C_YELLOW}Monitor Configuration:${C_NC}"
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echo "Enter your Refresh Rate (e.g., 60, 144, 165). Leave empty for auto:"
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read USER_REFRESH
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REFRESH_ARG=""
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if [ -n "$USER_REFRESH" ]; then
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REFRESH_ARG="-r $USER_REFRESH"
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fi
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# --- Script Variables ---
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HYPR_CONF="$USER_HOME/.config/hypr/hyprland.conf"
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SWITCH_SCRIPT_PATH="$USER_HOME/.local/bin/switch-session.sh"
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XSESSION_PATH="$USER_HOME/.xsession"
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SERVICE_OVERRIDE_DIR="/etc/systemd/user/gamescope-session-plus@.service.d"
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SERVICE_OVERRIDE_FILE="$SERVICE_OVERRIDE_DIR/override.conf"
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GS_ENV_DIR="$USER_HOME/.config/environment.d"
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GS_ENV_FILE="$GS_ENV_DIR/gamescope-session-plus.conf"
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OFFICIAL_PACKAGES=( "hyprland" "sddm" "uwsm" "networkmanager" )
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AUR_PACKAGES=( "gamescope-git" "gamescope-session-git" "steam" "gamescope-session-steam-git" "mangohud" "walker" )
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#=======================================================
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# STEP 1: DEPENDENCY INSTALLATION
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#=======================================================
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echo -e "${C_BLUE}==> Installing Dependencies...${C_NC}"
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if command -v yay &> /dev/null; then AUR_HELPER="yay"; elif command -v paru &> /dev/null; then AUR_HELPER="paru"; else
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echo -e "${C_RED}Error: No AUR helper found (yay or paru). Please install one.${C_NC}"; exit 1; fi
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echo -e "${C_GREEN}Found AUR helper: ${AUR_HELPER}${C_NC}"
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sudo pacman -Syudd --needed "${OFFICIAL_PACKAGES[@]}" --noconfirm
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$AUR_HELPER -Sdd --needed "${AUR_PACKAGES[@]}" --noconfirm
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#=======================================================
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# STEP 2: CLEAN UP OLD CONFIGURATIONS
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#=======================================================
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echo -e "${C_BLUE}==> Cleaning Up Old Configurations...${C_NC}"
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sudo rm -rf "$SERVICE_OVERRIDE_DIR"
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rm -f "$XSESSION_PATH"
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rm -f "$SWITCH_SCRIPT_PATH"
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#=======================================================
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# STEP 3: APPLY SYSTEMD FIXES
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#=======================================================
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echo -e "${C_BLUE}==> Applying Core Fix for Wayland Socket Errors...${C_NC}"
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sudo mkdir -p "$SERVICE_OVERRIDE_DIR"
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sudo tee "$SERVICE_OVERRIDE_FILE" > /dev/null <<'EOF'
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[Service]
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ExecStart=
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ExecStart=/usr/bin/env -u WAYLAND_DISPLAY /usr/share/gamescope-session-plus/gamescope-session-plus %i
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EOF
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systemctl --user daemon-reload
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#=======================================================
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# STEP 4: CONFIGURE GAMESCOPE ENVIRONMENT
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#=======================================================
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echo -e "${C_BLUE}==> Configuring Gamescope Monitor Settings (DP-1)...${C_NC}"
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echo "Writing to: $GS_ENV_FILE"
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mkdir -p "$GS_ENV_DIR"
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# We inject the Refresh Rate here
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cat > "$GS_ENV_FILE" <<EOF
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# Force Output to DP-1
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OUTPUT_CONNECTOR=DP-1
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# Enable VRR (Disable if you still feel stuttering)
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ADAPTIVE_SYNC=1
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# Force specific arguments for gamescope-session-plus
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# -O: Output
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# -r: Refresh Rate (Crucial for smoothness)
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# --steam -e: Steam Integration
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GAMESCOPE_ARGS="-O DP-1 $REFRESH_ARG --steam -e"
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EOF
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#=======================================================
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# STEP 5: CONFIGURE NETWORK MANAGER (IWD BACKEND)
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#=======================================================
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echo -e "${C_BLUE}==> Configuring NetworkManager for SteamOS compatibility...${C_NC}"
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sudo mkdir -p /etc/NetworkManager/conf.d
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sudo tee /etc/NetworkManager/conf.d/wifi_backend.conf > /dev/null <<EOF
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[device]
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wifi.backend=iwd
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EOF
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echo "Enabling NetworkManager..."
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sudo systemctl enable NetworkManager
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#=======================================================
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# STEP 6: INSTALL SESSION SWITCHING LOGIC
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#=======================================================
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echo -e "${C_BLUE}==> Installing Session Switching Workflow...${C_NC}"
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if [[ "$AUTOLOGIN_CHOICE" =~ ^[Yy]$ ]]; then
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echo "--> Configuring SDDM for autologin..."
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sudo tee /etc/sddm.conf > /dev/null <<EOF
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[Autologin]
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User=${USER_NAME}
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Session=switcher.desktop
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Relogin=true
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EOF
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AUTOLOGIN_ENABLED=true
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else
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AUTOLOGIN_ENABLED=false
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fi
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sudo tee /usr/share/wayland-sessions/switcher.desktop > /dev/null <<EOF
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[Desktop Entry]
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Name=Auto Session Switcher
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Exec=${XSESSION_PATH}
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Type=Application
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EOF
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#=======================================================
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# STEP 7: CREATE XSESSION LAUNCH SCRIPT (THE LOOP)
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#=======================================================
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echo -e "${C_BLUE}==> Creating Session Launch Script (Infinite Loop + High Priority)...${C_NC}"
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cat > "$XSESSION_PATH" <<'EOS'
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#!/bin/bash
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# Redirect logs for debugging
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exec > >(tee -a "$HOME/.xsession.log") 2>&1
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wait_for_wayland() {
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local socket_path="$XDG_RUNTIME_DIR/wayland-1"
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local max_attempts=60
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local attempt=1
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while [ $attempt -le $max_attempts ]; do
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if [ -e "$socket_path" ] && [ -S "$socket_path" ]; then
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return 0
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fi
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sleep 0.1
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((attempt++))
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done
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return 1
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}
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# --- THE ENDLESS LOOP ---
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while true; do
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echo "--- New Session Cycle Starting ---"
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if [ -f "$HOME/.next-session" ]; then
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SESSION=$(cat "$HOME/.next-session")
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rm -f "$HOME/.next-session"
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else
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SESSION="hyprland"
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fi
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# Update DBus for systemd
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dbus-update-activation-environment --systemd DISPLAY WAYLAND_DISPLAY
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if [[ "$SESSION" == *"gamescope-session-steam"* ]]; then
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echo "Starting Gamescope session (High Priority)..."
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# Load environment config manually
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if [ -f "$HOME/.config/environment.d/gamescope-session-plus.conf" ]; then
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set -a
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source "$HOME/.config/environment.d/gamescope-session-plus.conf"
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set +a
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fi
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if command -v gamescope-session-plus &> /dev/null; then
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# EXPORT VARIABLES
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export GAMESCOPECMD="/usr/bin/gamescope ${GAMESCOPE_ARGS:-"-O DP-1 --steam -e"}"
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export OUTPUT_CONNECTOR="${OUTPUT_CONNECTOR:-"DP-1"}"
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# --- STUTTER FIX: SYSTEMD-RUN ---
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# We wrap the command in systemd-run to give it Real-Time Priority
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# This mimics how a real Service would run it, eliminating scheduling latency.
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systemd-run --user --scope \
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--property=Nice=-20 \
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--property=Slice=app.slice \
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--unit=gamescope-session-manual \
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gamescope-session-plus steam -- -O DP-1
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unset GAMESCOPECMD
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unset OUTPUT_CONNECTOR
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else
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echo "Error: gamescope-session-plus not found, falling back to Hyprland"
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SESSION="hyprland"
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fi
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fi
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if [[ "$SESSION" != *"gamescope-session-steam"* ]]; then
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echo "Starting Hyprland session with UWSM..."
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uwsm start hyprland-uwsm.desktop
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fi
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echo "Session exited. Looping..."
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sleep 2
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done
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EOS
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chmod +x "$XSESSION_PATH"
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#=======================================================
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# STEP 8: CREATE SWITCHING SCRIPT (WALKER EDITION)
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#=======================================================
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echo -e "${C_BLUE}==> Creating Session Switching Helper...${C_NC}"
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mkdir -p "$(dirname "$SWITCH_SCRIPT_PATH")"
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cat > "$SWITCH_SCRIPT_PATH" <<'EOSWITCH'
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#!/bin/bash
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export WAYLAND_DISPLAY="${WAYLAND_DISPLAY:-wayland-1}"
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export XDG_RUNTIME_DIR="${XDG_RUNTIME_DIR:-/run/user/$(id -u)}"
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# Walker in dmenu mode
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choice=$(printf "🎮 SteamOS" | walker --dmenu --placeholder "Switch Mode")
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case "$choice" in
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"🎮 SteamOS")
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notify-send "Session Switcher" "Disabling Night Light..." -t 1000
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pkill hyprsunset
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pkill wlsunset
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pkill gammastep
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sleep 1
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if echo "gamescope-session-steam.desktop" > "$HOME/.next-session" 2>/dev/null; then
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notify-send "Session Switcher" "Switching to SteamOS..." -t 2000
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else
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notify-send "Session Switcher" "Error: Failed to write session file" -t 3000
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exit 1
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fi
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;;
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*)
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echo "No valid choice made"
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exit 1
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;;
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esac
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cleanup_session() {
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local max_wait=5
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local wait_count=0
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if pgrep -x "gamescope" > /dev/null || pgrep -f "gamescope-session" > /dev/null; then
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echo "Detected Gamescope session, shutting down..."
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systemctl --user stop gamescope-session-plus@steam 2>/dev/null || true
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sleep 1
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if pgrep -x "gamescope" > /dev/null; then
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pkill -TERM gamescope
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sleep 0.5
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pkill -KILL gamescope 2>/dev/null || true
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fi
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elif [ -n "$HYPRLAND_INSTANCE_SIGNATURE" ] || pgrep -x "Hyprland" > /dev/null; then
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echo "Detected Hyprland session, shutting down..."
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if command -v hyprctl &> /dev/null && [ -n "$HYPRLAND_INSTANCE_SIGNATURE" ]; then
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hyprctl dispatch exit 2>/dev/null || true
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else
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pkill -TERM Hyprland 2>/dev/null || true
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fi
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sleep 1
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if pgrep -x "Hyprland" > /dev/null; then
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pkill -KILL Hyprland 2>/dev/null || true
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fi
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else
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pkill -u $USER Hyprland 2>/dev/null || true
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pkill -u $USER gamescope 2>/dev/null || true
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systemctl --user stop gamescope-session-plus@steam 2>/dev/null || true
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sleep 1
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fi
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pkill -u $USER -f "gamescope-session" 2>/dev/null || true
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pkill -u $USER -f "steam" 2>/dev/null || true
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sleep 0.5
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}
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cleanup_session
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EOSWITCH
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chmod +x "$SWITCH_SCRIPT_PATH"
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#=======================================================
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# STEP 9: CONFIGURE HYPRLAND KEYBINDING
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#=======================================================
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echo -e "${C_BLUE}==> Configuring Hyprland Keybinding...${C_NC}"
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mkdir -p "$(dirname "$HYPR_CONF")"
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if [ ! -f "$HYPR_CONF" ]; then echo "" > "$HYPR_CONF"; fi
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sed -i '/# Session Switcher Keybinding/d' "$HYPR_CONF"
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sed -i '/bind = SUPER, F12, exec,.*switch-session.sh/d' "$HYPR_CONF"
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cat >> "$HYPR_CONF" <<EOF
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# Session Switcher Keybinding
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bind = SUPER, F12, exec, $SWITCH_SCRIPT_PATH
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EOF
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echo -e "${C_GREEN}Added SUPER+F12 keybinding to $HYPR_CONF${C_NC}"
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#=======================================================
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# FINALIZATION
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#=======================================================
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echo -e "${C_GREEN}✅ Setup Complete! ✅${C_NC}\n"
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echo -e "${C_YELLOW}Stutter Fixes Applied:${C_NC}"
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echo "1. Wrapped gamescope in 'systemd-run' with Nice=-20 (Real-time Priority)."
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echo "2. Configured Monitor Refresh Rate."
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echo "3. Switched to 'Walker' for menu selection."
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echo -e "\n${C_YELLOW}A REBOOT IS REQUIRED.${C_NC}\n"
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