Added first version of a gamescope script

gamescope-kde-dynamic-res

@@ -0,0 +1,79 @@
+#!/bin/bash
+
+# Function to get the current active mode id for the enabled output
+get_current_mode_id() {
+  get_screen_info | jq -r '.outputs[] | select(.enabled == true) | .currentModeId'
+}
+
+# Function to get the active mode information (width, height, refresh rate) based on the mode id for the enabled output
+get_mode_info() {
+  local mode_id="$1"
+  get_screen_info | jq -r --arg mode_id "$mode_id" '.outputs[] | select(.enabled == true) | .modes[] | select(.id == $mode_id) | {width: .size.width, height: .size.height, refresh: .refreshRate}'
+}
+
+# Function to get the HDR state of the enabled display
+get_hdr_state() {
+  get_screen_info | jq -r '.outputs[] | select(.enabled == true) | .hdr'
+}
+
+# Function to get the VRR (adaptive sync) state of the enabled display
+get_vrr_state() {
+  get_screen_info | jq -r '.outputs[] | select(.enabled == true) | .vrrPolicy'
+}
+
+# Function to get current screen information in JSON format
+get_screen_info() {
+  kscreen-doctor -j
+}
+
+# Extract width, height, and refresh rate from mode info for the enabled output
+get_width() {
+  echo "$1" | jq -r '.width'
+}
+
+get_height() {
+  echo "$1" | jq -r '.height'
+}
+
+get_refresh_rate() {
+  echo "$1" | jq -r '.refresh'
+}
+
+# Main script logic
+
+# Get the current mode ID and mode info for the enabled display
+mode_id=$(get_current_mode_id)
+mode_info=$(get_mode_info "$mode_id")
+
+# Extract width, height, and refresh rate from the mode info
+KDE_WIDTH=$(get_width "$mode_info")
+KDE_HEIGHT=$(get_height "$mode_info")
+KDE_REFRESH=$(get_refresh_rate "$mode_info")
+
+# Get HDR and VRR (adaptive sync) states for the enabled display
+HDR_STATE=$(get_hdr_state)
+VRR_STATE=$(get_vrr_state)
+
+# Build the gamescope command with dynamic flags based on HDR and VRR support
+gamescope_cmd="gamescope -W $KDE_WIDTH -H $KDE_HEIGHT -r $KDE_REFRESH --framerate-limit 175 --fullscreen --force-grab-cursor --mangoapp"
+
+# Append HDR flag if HDR is supported and enabled
+if [[ "$HDR_STATE" == "true" ]]; then
+  gamescope_cmd="$gamescope_cmd --hdr-enabled"
+fi
+
+# Append VRR (adaptive sync) flag if supported
+if [[ "$VRR_STATE" == 1 || "$VRR_STATE" == 2 ]]; then
+  gamescope_cmd="$gamescope_cmd --adaptive-sync"
+fi
+
+# Output the environment variables and the gamescope command
+echo "Screen Width: $KDE_WIDTH"
+echo "Screen Height: $KDE_HEIGHT"
+echo "Screen Refresh Rate: $KDE_REFRESH"
+echo "HDR State: $HDR_STATE"
+echo "VRR State: $VRR_STATE"
+echo "Running: $gamescope_cmd"
+
+# Run the constructed gamescope command
+$gamescope_cmd -- "$@"