Fix gamepad hotkey and game profile setting (#510)

CMakeLists.txt

@@ -114,6 +114,7 @@ endif()
 
 if (UNIX AND NOT APPLE)
 	find_package(X11 REQUIRED)
+	find_package(GTK3 REQUIRED)
 endif()
 
 if (ENABLE_VULKAN)

cmake/FindGTK3.cmake

@@ -0,0 +1,16 @@
+# SPDX-FileCopyrightText: 2022 Andrea Pappacoda <andrea@pappacoda.it>
+# SPDX-License-Identifier: ISC
+
+include(FindPackageHandleStandardArgs)
+
+find_package(PkgConfig)
+if (PKG_CONFIG_FOUND)
+    pkg_search_module(GTK3 IMPORTED_TARGET gtk+-3.0)
+    if (GTK3_FOUND)
+        add_library(GTK3::gtk ALIAS PkgConfig::GTK3)
+    endif()
+    find_package_handle_standard_args(GTK3
+            REQUIRED_VARS GTK3_LINK_LIBRARIES
+            VERSION_VAR GTK3_VERSION
+    )
+endif()

src/Cafe/CafeSystem.cpp

@@ -394,6 +394,7 @@ void cemu_initForGame()
 		// replace any known function signatures with our HLE implementations and patch bugs in the games
 		GamePatch_scan();
 	}
+	LatteGPUState.alwaysDisplayDRC = ActiveSettings::DisplayDRCEnabled();
 	InfoLog_PrintActiveSettings();
 	Latte_Start();
 	// check for debugger entrypoint bp

src/Cafe/HW/Latte/Core/Latte.h

@@ -50,6 +50,7 @@ struct LatteGPUState_t
 	uint32 gx2InitCalled; // incremented every time GX2Init() is called
 	// OpenGL control
 	uint32 glVendor; // GLVENDOR_*
+	bool alwaysDisplayDRC = false;
 	// temporary (replace with proper solution later)
 	bool tvBufferUsesSRGB;
 	bool drcBufferUsesSRGB;

src/Cafe/HW/Latte/Core/LatteRenderTarget.cpp

@@ -1004,7 +1004,6 @@ void LatteRenderTarget_copyToBackbuffer(LatteTextureView* textureView, bool isPa
 	g_renderer->ImguiEnd();
 }
 
-bool alwaysDisplayDRC = false;
 bool ctrlTabHotkeyPressed = false;
 
 void LatteRenderTarget_itHLECopyColorBufferToScanBuffer(MPTR colorBufferPtr, uint32 colorBufferWidth, uint32 colorBufferHeight, uint32 colorBufferSliceIndex, uint32 colorBufferFormat, uint32 colorBufferPitch, Latte::E_HWTILEMODE colorBufferTilemode, uint32 colorBufferSwizzle, uint32 renderTarget)
@@ -1016,9 +1015,11 @@ void LatteRenderTarget_itHLECopyColorBufferToScanBuffer(MPTR colorBufferPtr, uin
 		return;
 	}
 
-	const bool tabPressed = gui_isKeyDown(WXK_TAB);
+	const bool tabPressed = gui_isKeyDown(PlatformKeyCodes::TAB);
-	const bool ctrlPressed = gui_isKeyDown(0xA2); // VK_LCONTROL
+	const bool ctrlPressed = gui_isKeyDown(PlatformKeyCodes::LCONTROL);
+
 	bool showDRC = swkbd_hasKeyboardInputHook() == false && tabPressed;
+	bool& alwaysDisplayDRC = LatteGPUState.alwaysDisplayDRC;
 
 	if (ctrlPressed && tabPressed)
 	{

src/config/ActiveSettings.cpp

@@ -11,8 +11,6 @@
 #include "Cafe/HW/Latte/Renderer/Vulkan/VulkanAPI.h"
 #include "Cafe/CafeSystem.h"
 
-extern bool alwaysDisplayDRC;
-
 std::set<fs::path>
 ActiveSettings::LoadOnce(const fs::path& user_data_path,
 						 const fs::path& config_path,
@@ -57,7 +55,6 @@ bool ActiveSettings::LoadSharedLibrariesEnabled()
 
 bool ActiveSettings::DisplayDRCEnabled()
 {
-	alwaysDisplayDRC = g_current_game_profile->StartWithGamepadView();
 	return g_current_game_profile->StartWithGamepadView();
 }
 

src/gui/CMakeLists.txt

@@ -147,6 +147,11 @@ target_link_libraries(CemuGui PRIVATE
 	ZArchive::zarchive
 )
 
+if(ENABLE_WXWIDGETS AND UNIX AND NOT APPLE)
+	# PUBLIC because gdk/gdkkeysyms.h is included in guiWrapper.h
+	target_link_libraries(CemuGui PUBLIC GTK3::gtk)
+endif()
+
 if(ENABLE_CUBEB)
 	target_link_libraries(CemuGui PRIVATE cubeb::cubeb)
 endif()

src/gui/CemuApp.cpp

@@ -218,9 +218,11 @@ int CemuApp::FilterEvent(wxEvent& event)
 		const auto& key_event = (wxKeyEvent&)event;
 		g_window_info.set_keystate(fix_raw_keycode(key_event.GetRawKeyCode(), key_event.GetRawKeyFlags()), false);
 	}
-	else if(event.GetEventType() == wxEVT_KILL_FOCUS)
+	else if(event.GetEventType() == wxEVT_ACTIVATE_APP)
 	{
-		g_window_info.set_keystatesdown();
+		const auto& activate_event = (wxActivateEvent&)event;
+		if(!activate_event.GetActive())
+			g_window_info.set_keystatesup();
 	}
 
 	return wxApp::FilterEvent(event);

src/gui/guiWrapper.cpp

@@ -1,3 +1,10 @@
+#if BOOST_OS_LINUX
+#include <gtk/gtk.h>
+#include <gdk/gdk.h>
+#include <gdk/gdkwindow.h>
+#include <gdk/gdkx.h>
+#endif
+
 #include "gui/wxgui.h"
 #include "gui/guiWrapper.h"
 #include "gui/CemuApp.h"
@@ -156,19 +163,10 @@ bool gui_isPadWindowOpen()
 }
 
 #if BOOST_OS_LINUX
-#include <wx/nativewin.h>
-#include <dlfcn.h>
-
-typedef void GdkDisplay;
-namespace
-{
-const char* (*gdk_keyval_name)(unsigned int keyval);
-}
 std::string gui_gtkRawKeyCodeToString(uint32 keyCode)
 {
 	return gdk_keyval_name(keyCode);
 }
-
 #endif
 
 void gui_initHandleContextFromWxWidgetsWindow(WindowHandleInfo& handleInfoOut, class wxWindow* wxw)
@@ -176,43 +174,15 @@ void gui_initHandleContextFromWxWidgetsWindow(WindowHandleInfo& handleInfoOut, c
 #if BOOST_OS_WINDOWS
 	handleInfoOut.hwnd = wxw->GetHWND();
 #elif BOOST_OS_LINUX
-    /* dynamically retrieve GTK imports so we dont have to include and link the whole lib */
-    void (*dyn_gtk_widget_realize)(GtkWidget *widget);
-    dyn_gtk_widget_realize = (void(*)(GtkWidget* widget))dlsym(RTLD_NEXT, "gtk_widget_realize");
-
-    GdkWindow* (*dyn_gtk_widget_get_window)(GtkWidget *widget);
-    dyn_gtk_widget_get_window = (GdkWindow*(*)(GtkWidget* widget))dlsym(RTLD_NEXT, "gtk_widget_get_window");
-
-    GdkDisplay* (*dyn_gdk_window_get_display)(GdkWindow *widget);
-    dyn_gdk_window_get_display = (GdkDisplay*(*)(GdkWindow* window))dlsym(RTLD_NEXT, "gdk_window_get_display");
-
-    Display* (*dyn_gdk_x11_display_get_xdisplay)(GdkDisplay *display);
-    dyn_gdk_x11_display_get_xdisplay = (Display*(*)(GdkDisplay* display))dlsym(RTLD_NEXT, "gdk_x11_display_get_xdisplay");
-
-    Window (*dyn_gdk_x11_window_get_xid)(GdkWindow *window);
-    dyn_gdk_x11_window_get_xid = (Window(*)(GdkWindow *window))dlsym(RTLD_NEXT, "gdk_x11_window_get_xid");
-
-	gdk_keyval_name = (const char* (*)(unsigned int))dlsym(RTLD_NEXT, "gdk_keyval_name");
-
-    if(!dyn_gtk_widget_realize || !dyn_gtk_widget_get_window ||
-    !dyn_gdk_window_get_display || !dyn_gdk_x11_display_get_xdisplay ||
-    !dyn_gdk_x11_window_get_xid || !gdk_keyval_name)
-    {
-        cemuLog_log(LogType::Force, "Unable to load GDK symbols");
-        return;
-    }
-
-    /* end of imports */
-
     // get window
     GtkWidget* gtkWidget = (GtkWidget*)wxw->GetHandle(); // returns GtkWidget
-    dyn_gtk_widget_realize(gtkWidget);
+    gtk_widget_realize(gtkWidget);
-    GdkWindow* gdkWindow = dyn_gtk_widget_get_window(gtkWidget);
+    GdkWindow* gdkWindow = gtk_widget_get_window(gtkWidget);
-    handleInfoOut.xlib_window = dyn_gdk_x11_window_get_xid(gdkWindow);
+    handleInfoOut.xlib_window = gdk_x11_window_get_xid(gdkWindow);
 
     // get display
-    GdkDisplay* gdkDisplay = dyn_gdk_window_get_display(gdkWindow);
+    GdkDisplay* gdkDisplay = gdk_window_get_display(gdkWindow);
-    handleInfoOut.xlib_display = dyn_gdk_x11_display_get_xdisplay(gdkDisplay);
+    handleInfoOut.xlib_display = gdk_x11_display_get_xdisplay(gdkDisplay);
     if(!handleInfoOut.xlib_display)
     {
         cemuLog_log(LogType::Force, "Unable to get xlib display");
@@ -222,11 +192,16 @@ void gui_initHandleContextFromWxWidgetsWindow(WindowHandleInfo& handleInfoOut, c
 #endif
 }
 
-bool gui_isKeyDown(int key)
+bool gui_isKeyDown(uint32 key)
 {
 	return g_window_info.get_keystate(key);
 }
 
+bool gui_isKeyDown(PlatformKeyCodes key)
+{
+	return gui_isKeyDown((std::underlying_type_t<PlatformKeyCodes>)key);
+}
+
 void gui_notifyGameLoaded()
 {
 	std::shared_lock lock(g_mutex);

src/gui/guiWrapper.h

@@ -4,6 +4,7 @@
 
 #if BOOST_OS_LINUX
 #include "xcb/xproto.h"
+#include <gdk/gdkkeysyms.h>
 #endif
 
 struct WindowHandleInfo
@@ -25,6 +26,23 @@ struct WindowHandleInfo
 #endif
 };
 
+enum struct PlatformKeyCodes : uint32
+{
+#if BOOST_OS_WINDOWS
+	LCONTROL = VK_LCONTROL,
+	RCONTROL = VK_RCONTROL,
+	TAB = VK_TAB,
+#elif BOOST_OS_LINUX
+	LCONTROL = GDK_KEY_Control_L,
+	RCONTROL = GDK_KEY_Control_R,
+	TAB = GDK_KEY_Tab,
+#else
+	LCONTROL = 0,
+	RCONTROL = 0,
+	TAB = 0,
+#endif
+};
+
 struct WindowInfo
 {
 	std::atomic_bool app_active; // our app is active/has focus
@@ -56,7 +74,7 @@ struct WindowInfo
 		return result->second;
 	}
 
-	void set_keystatesdown()
+	void set_keystatesup()
 	{
 		const std::lock_guard<std::mutex> lock(keycode_mutex);
 		std::for_each(m_keydown.begin(), m_keydown.end(), [](std::pair<const uint32, bool>& el){ el.second = false; });
@@ -89,7 +107,8 @@ void gui_updateWindowTitles(bool isIdle, bool isLoading, double fps);
 void gui_getWindowSize(int* w, int* h);
 void gui_getPadWindowSize(int* w, int* h);
 bool gui_isPadWindowOpen();
-bool gui_isKeyDown(int key);
+bool gui_isKeyDown(uint32 key);
+bool gui_isKeyDown(PlatformKeyCodes key);
 
 void gui_notifyGameLoaded();
 void gui_notifyGameExited();

src/input/api/Keyboard/KeyboardController.cpp

@@ -50,11 +50,8 @@ extern WindowInfo g_window_info;
 ControllerState KeyboardController::raw_state()
 {
 	ControllerState result{};
-	if (g_window_info.app_active)
-	{
 	boost::container::small_vector<uint32, 16> pressedKeys;
 	g_window_info.iter_keystates([&pressedKeys](const std::pair<const uint32, bool>& keyState) { if (keyState.second) pressedKeys.emplace_back(keyState.first); });
 	result.buttons.SetPressedButtons(pressedKeys);
-	}
 	return result;
 }