bazzite/spec_files/gamescope/chimeraos.patch

diff --git a/src/main.cpp b/src/main.cpp
index 59dec4f..037a22f 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -107,6 +107,8 @@ const struct option *gamescope_options = (struct option[]){
 
 	// wlserver options
 	{ "xwayland-count", required_argument, nullptr, 0 },
+	{ "touch-gestures", no_argument, nullptr, 0 },
+
 
 	// steamcompmgr options
 	{ "cursor", required_argument, nullptr, 0 },
@@ -184,6 +186,7 @@ const char usage[] =
 	"  -T, --stats-path               write statistics to path\n"
 	"  -C, --hide-cursor-delay        hide cursor image after delay\n"
 	"  -e, --steam                    enable Steam integration\n"
+	"  --touch-gestures               enable touch gestures for Steam menus\n"
 	"  --xwayland-count               create N xwayland servers\n"
 	"  --prefer-vk-device             prefer Vulkan device for compositing (ex: 1002:7300)\n"
 	"  --force-orientation            rotate the internal display (left, right, normal, upsidedown)\n"
@@ -766,6 +769,8 @@ int main(int argc, char **argv)
 					g_bDebugLayers = true;
 				} else if (strcmp(opt_name, "disable-color-management") == 0) {
 					g_bForceDisableColorMgmt = true;
+				} else if (strcmp(opt_name, "touch-gestures") == 0) {
+					cv_touch_gestures = true;
 				} else if (strcmp(opt_name, "xwayland-count") == 0) {
 					g_nXWaylandCount = atoi( optarg );
 				} else if (strcmp(opt_name, "composite-debug") == 0) {
diff --git a/src/wlserver.cpp b/src/wlserver.cpp
index d9182aa..e4ea445 100644
--- a/src/wlserver.cpp
+++ b/src/wlserver.cpp
@@ -73,6 +73,7 @@
 static LogScope wl_log("wlserver");
 
 //#define GAMESCOPE_SWAPCHAIN_DEBUG
+gamescope::ConVar<bool> cv_touch_gestures( "enable_touch_gestures", false, "Enable/Disable the usage of touch gestures" );
 
 struct wlserver_t wlserver = {
 	.touch_down_ids = {}
@@ -2534,6 +2535,33 @@ void wlserver_touchmotion( double x, double y, int touch_id, uint32_t time, bool
 
 			if ( bAlwaysWarpCursor )
 				wlserver_mousewarp( tx, ty, time, false );
+
+			if (cv_touch_gestures) {
+				bool start_gesture = false;
+
+				// Round the x-coordinate to the nearest whole number
+				uint32_t roundedCursorX = static_cast<int>(std::round(tx));
+				// Grab 2% of the display to be used for the edge range
+				uint32_t edge_range = static_cast<uint32_t>(g_nOutputWidth * 0.02);
+
+				// Determine if the gesture should start
+				if (roundedCursorX <= edge_range || roundedCursorX >= g_nOutputWidth - edge_range) {
+					start_gesture = true;
+				}
+
+				// Handle Home gesture
+				if (start_gesture && roundedCursorX >= edge_range) {
+					wlserver_open_steam_menu(0);
+					start_gesture = false;
+				}
+
+				// Handle QAM gesture
+				if (start_gesture && roundedCursorX >= g_nOutputWidth - edge_range && roundedCursorX <= g_nOutputWidth) {
+					wlserver_open_steam_menu(1);
+					start_gesture = false;
+				}
+			}
+
 		}
 		else if ( eMode == gamescope::TouchClickModes::Disabled )
 		{
diff --git a/src/wlserver.hpp b/src/wlserver.hpp
index 0d8f3ac..0d7759e 100644
--- a/src/wlserver.hpp
+++ b/src/wlserver.hpp
@@ -287,6 +287,7 @@ void wlserver_x11_surface_info_finish( struct wlserver_x11_surface_info *surf );
 void wlserver_set_xwayland_server_mode( size_t idx, int w, int h, int refresh );
 
 extern std::atomic<bool> g_bPendingTouchMovement;
+extern gamescope::ConVar<bool> cv_touch_gestures;
 
 void wlserver_open_steam_menu( bool qam );