early-access version 2139

README.md

@@ -1,7 +1,7 @@
 yuzu emulator early access
 =============
 
-This is the source code for early-access 2134.
+This is the source code for early-access 2139.
 
 ## Legal Notice
 

src/common/string_util.cpp

@@ -180,20 +180,20 @@ std::wstring UTF8ToUTF16W(const std::string& input) {
 
 #endif
 
-std::string StringFromFixedZeroTerminatedBuffer(const char* buffer, std::size_t max_len) {
+std::string StringFromFixedZeroTerminatedBuffer(std::string_view buffer, std::size_t max_len) {
     std::size_t len = 0;
-    while (len < max_len && buffer[len] != '\0')
+    while (len < buffer.length() && len < max_len && buffer[len] != '\0') {
         ++len;
-
+    }
-    return std::string(buffer, len);
+    return std::string(buffer.begin(), buffer.begin() + len);
 }
 
 std::u16string UTF16StringFromFixedZeroTerminatedBuffer(std::u16string_view buffer,
                                                         std::size_t max_len) {
     std::size_t len = 0;
-    while (len < max_len && buffer[len] != '\0')
+    while (len < buffer.length() && len < max_len && buffer[len] != '\0') {
         ++len;
-
+    }
     return std::u16string(buffer.begin(), buffer.begin() + len);
 }
 

src/common/string_util.h

@@ -63,7 +63,7 @@ template <typename InIt>
  * Creates a std::string from a fixed-size NUL-terminated char buffer. If the buffer isn't
  * NUL-terminated then the string ends at max_len characters.
  */
-[[nodiscard]] std::string StringFromFixedZeroTerminatedBuffer(const char* buffer,
+[[nodiscard]] std::string StringFromFixedZeroTerminatedBuffer(std::string_view buffer,
                                                               std::size_t max_len);
 
 /**

src/core/core.cpp

@@ -139,9 +139,9 @@ struct System::Impl {
         : kernel{system}, fs_controller{system}, memory{system},
           cpu_manager{system}, reporter{system}, applet_manager{system}, time_manager{system} {}
 
-    ResultStatus Run() {
+    SystemResultStatus Run() {
         std::unique_lock<std::mutex> lk(suspend_guard);
-        status = ResultStatus::Success;
+        status = SystemResultStatus::Success;
 
         kernel.Suspend(false);
         core_timing.SyncPause(false);
@@ -151,9 +151,9 @@ struct System::Impl {
         return status;
     }
 
-    ResultStatus Pause() {
+    SystemResultStatus Pause() {
         std::unique_lock<std::mutex> lk(suspend_guard);
-        status = ResultStatus::Success;
+        status = SystemResultStatus::Success;
 
         core_timing.SyncPause(true);
         kernel.Suspend(true);
@@ -163,23 +163,23 @@ struct System::Impl {
         return status;
     }
 
-    void stallForGPU(bool pause) {
+    std::unique_lock<std::mutex> StallCPU() {
-        if (pause) {
+        std::unique_lock<std::mutex> lk(suspend_guard);
-            suspend_guard.lock();
+        kernel.Suspend(true);
-            kernel.Suspend(pause);
+        core_timing.SyncPause(true);
-            core_timing.SyncPause(pause);
+        cpu_manager.Pause(true);
-            cpu_manager.Pause(pause);
+        return lk;
-        } else {
-            if (!is_paused) {
-                core_timing.SyncPause(pause);
-                kernel.Suspend(pause);
-                cpu_manager.Pause(pause);
     }
-            suspend_guard.unlock();
+
+    void UnstallCPU() {
+        if (!is_paused) {
+            core_timing.SyncPause(false);
+            kernel.Suspend(false);
+            cpu_manager.Pause(false);
         }
     }
 
-    ResultStatus Init(System& system, Frontend::EmuWindow& emu_window) {
+    SystemResultStatus Init(System& system, Frontend::EmuWindow& emu_window) {
         LOG_DEBUG(Core, "initialized OK");
 
         device_memory = std::make_unique<Core::DeviceMemory>();
@@ -217,7 +217,7 @@ struct System::Impl {
 
         gpu_core = VideoCore::CreateGPU(emu_window, system);
         if (!gpu_core) {
-            return ResultStatus::ErrorVideoCore;
+            return SystemResultStatus::ErrorVideoCore;
         }
 
         service_manager = std::make_shared<Service::SM::ServiceManager>(kernel);
@@ -237,21 +237,22 @@ struct System::Impl {
 
         LOG_DEBUG(Core, "Initialized OK");
 
-        return ResultStatus::Success;
+        return SystemResultStatus::Success;
     }
 
-    ResultStatus Load(System& system, Frontend::EmuWindow& emu_window, const std::string& filepath,
+    SystemResultStatus Load(System& system, Frontend::EmuWindow& emu_window,
-                      u64 program_id, std::size_t program_index) {
+                            const std::string& filepath, u64 program_id,
+                            std::size_t program_index) {
         app_loader = Loader::GetLoader(system, GetGameFileFromPath(virtual_filesystem, filepath),
                                        program_id, program_index);
 
         if (!app_loader) {
             LOG_CRITICAL(Core, "Failed to obtain loader for {}!", filepath);
-            return ResultStatus::ErrorGetLoader;
+            return SystemResultStatus::ErrorGetLoader;
         }
 
-        ResultStatus init_result{Init(system, emu_window)};
+        SystemResultStatus init_result{Init(system, emu_window)};
-        if (init_result != ResultStatus::Success) {
+        if (init_result != SystemResultStatus::Success) {
             LOG_CRITICAL(Core, "Failed to initialize system (Error {})!",
                          static_cast<int>(init_result));
             Shutdown();
@@ -269,8 +270,8 @@ struct System::Impl {
             LOG_CRITICAL(Core, "Failed to load ROM (Error {})!", load_result);
             Shutdown();
 
-            return static_cast<ResultStatus>(static_cast<u32>(ResultStatus::ErrorLoader) +
+            return static_cast<SystemResultStatus>(
-                                             static_cast<u32>(load_result));
+                static_cast<u32>(SystemResultStatus::ErrorLoader) + static_cast<u32>(load_result));
         }
         AddGlueRegistrationForProcess(*app_loader, *main_process);
         kernel.MakeCurrentProcess(main_process.get());
@@ -302,7 +303,7 @@ struct System::Impl {
         GetAndResetPerfStats();
         perf_stats->BeginSystemFrame();
 
-        status = ResultStatus::Success;
+        status = SystemResultStatus::Success;
         return status;
     }
 
@@ -375,7 +376,7 @@ struct System::Impl {
         arp_manager.Register(launch.title_id, launch, std::move(nacp_data));
     }
 
-    void SetStatus(ResultStatus new_status, const char* details = nullptr) {
+    void SetStatus(SystemResultStatus new_status, const char* details = nullptr) {
         status = new_status;
         if (details) {
             status_details = details;
@@ -434,7 +435,7 @@ struct System::Impl {
     /// Network instance
     Network::NetworkInstance network_instance;
 
-    ResultStatus status = ResultStatus::Success;
+    SystemResultStatus status = SystemResultStatus::Success;
     std::string status_details = "";
 
     std::unique_ptr<Core::PerfStats> perf_stats;
@@ -451,22 +452,9 @@ struct System::Impl {
 };
 
 System::System() : impl{std::make_unique<Impl>(*this)} {}
+
 System::~System() = default;
 
-System& System::GetInstance() {
-    if (!s_instance) {
-        throw std::runtime_error("Using System instance before its initialization");
-    }
-    return *s_instance;
-}
-
-void System::InitializeGlobalInstance() {
-    if (s_instance) {
-        throw std::runtime_error("Reinitializing Global System instance.");
-    }
-    s_instance = std::unique_ptr<System>(new System);
-}
-
 CpuManager& System::GetCpuManager() {
     return impl->cpu_manager;
 }
@@ -475,16 +463,16 @@ const CpuManager& System::GetCpuManager() const {
     return impl->cpu_manager;
 }
 
-System::ResultStatus System::Run() {
+SystemResultStatus System::Run() {
     return impl->Run();
 }
 
-System::ResultStatus System::Pause() {
+SystemResultStatus System::Pause() {
     return impl->Pause();
 }
 
-System::ResultStatus System::SingleStep() {
+SystemResultStatus System::SingleStep() {
-    return ResultStatus::Success;
+    return SystemResultStatus::Success;
 }
 
 void System::InvalidateCpuInstructionCaches() {
@@ -499,11 +487,15 @@ void System::Shutdown() {
     impl->Shutdown();
 }
 
-void System::stallForGPU(bool pause) {
+std::unique_lock<std::mutex> System::StallCPU() {
-    impl->stallForGPU(pause);
+    return impl->StallCPU();
 }
 
-System::ResultStatus System::Load(Frontend::EmuWindow& emu_window, const std::string& filepath,
+void System::UnstallCPU() {
+    impl->UnstallCPU();
+}
+
+SystemResultStatus System::Load(Frontend::EmuWindow& emu_window, const std::string& filepath,
                                 u64 program_id, std::size_t program_index) {
     return impl->Load(*this, emu_window, filepath, program_id, program_index);
 }
@@ -664,7 +656,7 @@ Loader::ResultStatus System::GetGameName(std::string& out) const {
     return impl->GetGameName(out);
 }
 
-void System::SetStatus(ResultStatus new_status, const char* details) {
+void System::SetStatus(SystemResultStatus new_status, const char* details) {
     impl->SetStatus(new_status, details);
 }
 

src/core/core.h

@@ -7,6 +7,7 @@
 #include <cstddef>
 #include <functional>
 #include <memory>
+#include <mutex>
 #include <string>
 #include <vector>
 
@@ -104,28 +105,8 @@ struct PerfStatsResults;
 FileSys::VirtualFile GetGameFileFromPath(const FileSys::VirtualFilesystem& vfs,
                                          const std::string& path);
 
-class System {
+/// Enumeration representing the return values of the System Initialize and Load process.
-public:
+enum class SystemResultStatus : u32 {
-    using CurrentBuildProcessID = std::array<u8, 0x20>;
-
-    System(const System&) = delete;
-    System& operator=(const System&) = delete;
-
-    System(System&&) = delete;
-    System& operator=(System&&) = delete;
-
-    ~System();
-
-    /**
-     * Gets the instance of the System singleton class.
-     * @returns Reference to the instance of the System singleton class.
-     */
-    [[deprecated("Use of the global system instance is deprecated")]] static System& GetInstance();
-
-    static void InitializeGlobalInstance();
-
-    /// Enumeration representing the return values of the System Initialize and Load process.
-    enum class ResultStatus : u32 {
     Success,             ///< Succeeded
     ErrorNotInitialized, ///< Error trying to use core prior to initialization
     ErrorGetLoader,      ///< Error finding the correct application loader
@@ -134,25 +115,39 @@ public:
     ErrorVideoCore,      ///< Error in the video core
     ErrorUnknown,        ///< Any other error
     ErrorLoader,         ///< The base for loader errors (too many to repeat)
-    };
+};
+
+class System {
+public:
+    using CurrentBuildProcessID = std::array<u8, 0x20>;
+
+    explicit System();
+
+    ~System();
+
+    System(const System&) = delete;
+    System& operator=(const System&) = delete;
+
+    System(System&&) = delete;
+    System& operator=(System&&) = delete;
 
     /**
      * Run the OS and Application
      * This function will start emulation and run the relevant devices
      */
-    [[nodiscard]] ResultStatus Run();
+    [[nodiscard]] SystemResultStatus Run();
 
     /**
      * Pause the OS and Application
      * This function will pause emulation and stop the relevant devices
      */
-    [[nodiscard]] ResultStatus Pause();
+    [[nodiscard]] SystemResultStatus Pause();
 
     /**
      * Step the CPU one instruction
      * @return Result status, indicating whether or not the operation succeeded.
      */
-    [[nodiscard]] ResultStatus SingleStep();
+    [[nodiscard]] SystemResultStatus SingleStep();
 
     /**
      * Invalidate the CPU instruction caches
@@ -166,7 +161,8 @@ public:
     /// Shutdown the emulated system.
     void Shutdown();
 
-    void stallForGPU(bool pause);
+    std::unique_lock<std::mutex> StallCPU();
+    void UnstallCPU();
 
     /**
      * Load an executable application.
@@ -174,10 +170,11 @@ public:
      *                   input.
      * @param filepath String path to the executable application to load on the host file system.
      * @param program_index Specifies the index within the container of the program to launch.
-     * @returns ResultStatus code, indicating if the operation succeeded.
+     * @returns SystemResultStatus code, indicating if the operation succeeded.
      */
-    [[nodiscard]] ResultStatus Load(Frontend::EmuWindow& emu_window, const std::string& filepath,
+    [[nodiscard]] SystemResultStatus Load(Frontend::EmuWindow& emu_window,
-                                    u64 program_id = 0, std::size_t program_index = 0);
+                                          const std::string& filepath, u64 program_id = 0,
+                                          std::size_t program_index = 0);
 
     /**
      * Indicates if the emulated system is powered on (all subsystems initialized and able to run an
@@ -303,7 +300,7 @@ public:
     /// Gets the name of the current game
     [[nodiscard]] Loader::ResultStatus GetGameName(std::string& out) const;
 
-    void SetStatus(ResultStatus new_status, const char* details);
+    void SetStatus(SystemResultStatus new_status, const char* details);
 
     [[nodiscard]] const std::string& GetStatusDetails() const;
 
@@ -405,12 +402,8 @@ public:
     void ApplySettings();
 
 private:
-    System();
-
     struct Impl;
     std::unique_ptr<Impl> impl;
-
-    inline static std::unique_ptr<System> s_instance{};
 };
 
 } // namespace Core

src/core/hle/service/nvdrv/devices/nvhost_ctrl.cpp

@@ -150,9 +150,11 @@ NvResult nvhost_ctrl::IocCtrlEventWait(const std::vector<u8>& input, std::vector
     params.value |= event_id;
     event.event->GetWritableEvent().Clear();
     if (events_interface.failed[event_id]) {
-        system.stallForGPU(true);
+        {
+            auto lk = system.StallCPU();
             gpu.WaitFence(params.syncpt_id, target_value);
-        system.stallForGPU(false);
+            system.UnstallCPU();
+        }
         std::memcpy(output.data(), &params, sizeof(params));
         events_interface.failed[event_id] = false;
         return NvResult::Success;

src/yuzu/about_dialog.cpp

@@ -8,7 +8,8 @@
 #include "ui_aboutdialog.h"
 #include "yuzu/about_dialog.h"
 
-AboutDialog::AboutDialog(QWidget* parent) : QDialog(parent), ui(new Ui::AboutDialog) {
+AboutDialog::AboutDialog(QWidget* parent)
+    : QDialog(parent), ui{std::make_unique<Ui::AboutDialog>()} {
     const auto branch_name = std::string(Common::g_scm_branch);
     const auto description = std::string(Common::g_scm_desc);
     const auto build_id = std::string(Common::g_build_id);

src/yuzu/applets/qt_web_browser.cpp

@@ -3,6 +3,7 @@
 // Refer to the license.txt file included.
 
 #ifdef YUZU_USE_QT_WEB_ENGINE
+#include <QApplication>
 #include <QKeyEvent>
 
 #include <QWebEngineProfile>

src/yuzu/bootmanager.cpp

@@ -86,15 +86,15 @@ void EmuThread::run() {
             }
 
             running_guard = true;
-            Core::System::ResultStatus result = system.Run();
+            Core::SystemResultStatus result = system.Run();
-            if (result != Core::System::ResultStatus::Success) {
+            if (result != Core::SystemResultStatus::Success) {
                 running_guard = false;
                 this->SetRunning(false);
                 emit ErrorThrown(result, system.GetStatusDetails());
             }
             running_wait.Wait();
             result = system.Pause();
-            if (result != Core::System::ResultStatus::Success) {
+            if (result != Core::SystemResultStatus::Success) {
                 running_guard = false;
                 this->SetRunning(false);
                 emit ErrorThrown(result, system.GetStatusDetails());

src/yuzu/bootmanager.h

@@ -16,7 +16,6 @@
 #include <QWindow>
 
 #include "common/thread.h"
-#include "core/core.h"
 #include "core/frontend/emu_window.h"
 
 class GRenderWindow;
@@ -24,6 +23,11 @@ class GMainWindow;
 class QKeyEvent;
 class QStringList;
 
+namespace Core {
+enum class SystemResultStatus : u32;
+class System;
+} // namespace Core
+
 namespace InputCommon {
 class InputSubsystem;
 }
@@ -123,7 +127,7 @@ signals:
      */
     void DebugModeLeft();
 
-    void ErrorThrown(Core::System::ResultStatus, std::string);
+    void ErrorThrown(Core::SystemResultStatus, std::string);
 
     void LoadProgress(VideoCore::LoadCallbackStage stage, std::size_t value, std::size_t total);
 };

src/yuzu/configuration/configure_cpu.cpp

@@ -14,7 +14,7 @@
 #include "yuzu/configuration/configure_cpu.h"
 
 ConfigureCpu::ConfigureCpu(const Core::System& system_, QWidget* parent)
-    : QWidget(parent), ui(new Ui::ConfigureCpu), system{system_} {
+    : QWidget(parent), ui{std::make_unique<Ui::ConfigureCpu>()}, system{system_} {
     ui->setupUi(this);
 
     SetupPerGameUI();

src/yuzu/configuration/configure_cpu_debug.cpp

@@ -12,7 +12,7 @@
 #include "yuzu/configuration/configure_cpu_debug.h"
 
 ConfigureCpuDebug::ConfigureCpuDebug(const Core::System& system_, QWidget* parent)
-    : QWidget(parent), ui(new Ui::ConfigureCpuDebug), system{system_} {
+    : QWidget(parent), ui{std::make_unique<Ui::ConfigureCpuDebug>()}, system{system_} {
     ui->setupUi(this);
 
     SetConfiguration();

src/yuzu/configuration/configure_debug.cpp

@@ -15,7 +15,7 @@
 #include "yuzu/uisettings.h"
 
 ConfigureDebug::ConfigureDebug(const Core::System& system_, QWidget* parent)
-    : QWidget(parent), ui(new Ui::ConfigureDebug), system{system_} {
+    : QWidget(parent), ui{std::make_unique<Ui::ConfigureDebug>()}, system{system_} {
     ui->setupUi(this);
     SetConfiguration();
 

src/yuzu/configuration/configure_debug_tab.cpp

@@ -9,8 +9,8 @@
 #include "yuzu/configuration/configure_debug_tab.h"
 
 ConfigureDebugTab::ConfigureDebugTab(const Core::System& system_, QWidget* parent)
-    : QWidget(parent),
+    : QWidget(parent), ui{std::make_unique<Ui::ConfigureDebugTab>()},
-      ui(new Ui::ConfigureDebugTab), debug_tab{std::make_unique<ConfigureDebug>(system_, this)},
+      debug_tab{std::make_unique<ConfigureDebug>(system_, this)},
       cpu_debug_tab{std::make_unique<ConfigureCpuDebug>(system_, this)} {
     ui->setupUi(this);
 

src/yuzu/configuration/configure_dialog.cpp

@@ -36,7 +36,7 @@
 ConfigureDialog::ConfigureDialog(QWidget* parent, HotkeyRegistry& registry,
                                  InputCommon::InputSubsystem* input_subsystem,
                                  Core::System& system_)
-    : QDialog(parent), ui(new Ui::ConfigureDialog),
+    : QDialog(parent), ui{std::make_unique<Ui::ConfigureDialog>()},
       registry(registry), system{system_}, audio_tab{std::make_unique<ConfigureAudio>(system_,
                                                                                       this)},
       cpu_tab{std::make_unique<ConfigureCpu>(system_, this)},

src/yuzu/configuration/configure_general.cpp

@@ -16,7 +16,7 @@
 #include "yuzu/uisettings.h"
 
 ConfigureGeneral::ConfigureGeneral(const Core::System& system_, QWidget* parent)
-    : QWidget(parent), ui(new Ui::ConfigureGeneral), system{system_} {
+    : QWidget(parent), ui{std::make_unique<Ui::ConfigureGeneral>()}, system{system_} {
     ui->setupUi(this);
 
     SetupPerGameUI();

src/yuzu/configuration/configure_graphics.cpp

@@ -20,7 +20,7 @@
 #include "yuzu/configuration/configure_graphics.h"
 
 ConfigureGraphics::ConfigureGraphics(const Core::System& system_, QWidget* parent)
-    : QWidget(parent), ui(new Ui::ConfigureGraphics), system{system_} {
+    : QWidget(parent), ui{std::make_unique<Ui::ConfigureGraphics>()}, system{system_} {
     vulkan_device = Settings::values.vulkan_device.GetValue();
     RetrieveVulkanDevices();
 

src/yuzu/configuration/configure_graphics_advanced.cpp

@@ -9,7 +9,7 @@
 #include "yuzu/configuration/configure_graphics_advanced.h"
 
 ConfigureGraphicsAdvanced::ConfigureGraphicsAdvanced(const Core::System& system_, QWidget* parent)
-    : QWidget(parent), ui(new Ui::ConfigureGraphicsAdvanced), system{system_} {
+    : QWidget(parent), ui{std::make_unique<Ui::ConfigureGraphicsAdvanced>()}, system{system_} {
 
     ui->setupUi(this);
 

src/yuzu/configuration/configure_per_game_addons.cpp

@@ -27,7 +27,7 @@
 #include "yuzu/util/util.h"
 
 ConfigurePerGameAddons::ConfigurePerGameAddons(Core::System& system_, QWidget* parent)
-    : QWidget(parent), ui(new Ui::ConfigurePerGameAddons), system{system_} {
+    : QWidget(parent), ui{std::make_unique<Ui::ConfigurePerGameAddons>()}, system{system_} {
     ui->setupUi(this);
 
     layout = new QVBoxLayout;

src/yuzu/configuration/configure_profile_manager.cpp

@@ -77,7 +77,7 @@ QString GetProfileUsernameFromUser(QWidget* parent, const QString& description_t
 } // Anonymous namespace
 
 ConfigureProfileManager::ConfigureProfileManager(const Core::System& system_, QWidget* parent)
-    : QWidget(parent), ui(new Ui::ConfigureProfileManager),
+    : QWidget(parent), ui{std::make_unique<Ui::ConfigureProfileManager>()},
       profile_manager(std::make_unique<Service::Account::ProfileManager>()), system{system_} {
     ui->setupUi(this);
 

src/yuzu/configuration/configure_system.cpp

@@ -18,7 +18,7 @@
 #include "yuzu/configuration/configure_system.h"
 
 ConfigureSystem::ConfigureSystem(Core::System& system_, QWidget* parent)
-    : QWidget(parent), ui(new Ui::ConfigureSystem), system{system_} {
+    : QWidget(parent), ui{std::make_unique<Ui::ConfigureSystem>()}, system{system_} {
     ui->setupUi(this);
     connect(ui->button_regenerate_console_id, &QPushButton::clicked, this,
             &ConfigureSystem::RefreshConsoleID);

src/yuzu/configuration/configure_ui.cpp

@@ -55,7 +55,7 @@ QString GetTranslatedRowTextName(size_t index) {
 } // Anonymous namespace
 
 ConfigureUi::ConfigureUi(Core::System& system_, QWidget* parent)
-    : QWidget(parent), ui(new Ui::ConfigureUi), system{system_} {
+    : QWidget(parent), ui{std::make_unique<Ui::ConfigureUi>()}, system{system_} {
     ui->setupUi(this);
 
     InitializeLanguageComboBox();

src/yuzu/main.h

@@ -13,9 +13,7 @@
 #include <QTranslator>
 
 #include "common/common_types.h"
-#include "core/core.h"
 #include "core/hle/service/acc/profile_manager.h"
-#include "ui_main.h"
 #include "yuzu/compatibility_list.h"
 #include "yuzu/hotkeys.h"
 
@@ -45,6 +43,11 @@ enum class StartGameType {
     Global, // Only uses global configuration
 };
 
+namespace Core {
+enum class SystemResultStatus : u32;
+class System;
+} // namespace Core
+
 namespace Core::Frontend {
 struct ControllerParameters;
 struct InlineAppearParameters;
@@ -73,6 +76,10 @@ enum class SwkbdReplyType : u32;
 enum class WebExitReason : u32;
 } // namespace Service::AM::Applets
 
+namespace Ui {
+class MainWindow;
+}
+
 enum class EmulatedDirectoryTarget {
     NAND,
     SDMC,
@@ -107,7 +114,7 @@ class GMainWindow : public QMainWindow {
 public:
     void filterBarSetChecked(bool state);
     void UpdateUITheme();
-    GMainWindow(Core::System& system_);
+    explicit GMainWindow();
     ~GMainWindow() override;
 
     bool DropAction(QDropEvent* event);
@@ -277,7 +284,7 @@ private slots:
     void ResetWindowSize900();
     void ResetWindowSize1080();
     void OnCaptureScreenshot();
-    void OnCoreError(Core::System::ResultStatus, std::string);
+    void OnCoreError(Core::SystemResultStatus, std::string);
     void OnReinitializeKeys(ReinitializeKeyBehavior behavior);
     void OnLanguageChanged(const QString& locale);
     void OnMouseActivity();
@@ -306,13 +313,12 @@ private:
     void OpenPerGameConfiguration(u64 title_id, const std::string& file_name);
     QString GetTasStateDescription() const;
 
-    Ui::MainWindow ui;
+    std::unique_ptr<Ui::MainWindow> ui;
 
+    std::unique_ptr<Core::System> system;
     std::unique_ptr<DiscordRPC::DiscordInterface> discord_rpc;
     std::shared_ptr<InputCommon::InputSubsystem> input_subsystem;
 
-    Core::System& system;
-
     GRenderWindow* render_window;
     GameList* game_list;
     LoadingScreen* loading_screen;

src/yuzu/uisettings.h

@@ -60,7 +60,7 @@ struct Values {
     Settings::BasicSetting<bool> confirm_before_closing{true, "confirmClose"};
     Settings::BasicSetting<bool> first_start{true, "firstStart"};
     Settings::BasicSetting<bool> pause_when_in_background{false, "pauseWhenInBackground"};
-    Settings::BasicSetting<bool> hide_mouse{false, "hideInactiveMouse"};
+    Settings::BasicSetting<bool> hide_mouse{true, "hideInactiveMouse"};
 
     Settings::BasicSetting<bool> select_user_on_boot{false, "select_user_on_boot"};
 

src/yuzu_cmd/yuzu.cpp

@@ -146,9 +146,8 @@ int main(int argc, char** argv) {
         return -1;
     }
 
-    Core::System::InitializeGlobalInstance();
+    Core::System system{};
-    auto& system{Core::System::GetInstance()};
+    InputCommon::InputSubsystem input_subsystem{};
-    InputCommon::InputSubsystem input_subsystem;
 
     // Apply the command line arguments
     system.ApplySettings();
@@ -167,27 +166,27 @@ int main(int argc, char** argv) {
     system.SetFilesystem(std::make_shared<FileSys::RealVfsFilesystem>());
     system.GetFileSystemController().CreateFactories(*system.GetFilesystem());
 
-    const Core::System::ResultStatus load_result{system.Load(*emu_window, filepath)};
+    const Core::SystemResultStatus load_result{system.Load(*emu_window, filepath)};
 
     switch (load_result) {
-    case Core::System::ResultStatus::ErrorGetLoader:
+    case Core::SystemResultStatus::ErrorGetLoader:
         LOG_CRITICAL(Frontend, "Failed to obtain loader for {}!", filepath);
         return -1;
-    case Core::System::ResultStatus::ErrorLoader:
+    case Core::SystemResultStatus::ErrorLoader:
         LOG_CRITICAL(Frontend, "Failed to load ROM!");
         return -1;
-    case Core::System::ResultStatus::ErrorNotInitialized:
+    case Core::SystemResultStatus::ErrorNotInitialized:
         LOG_CRITICAL(Frontend, "CPUCore not initialized");
         return -1;
-    case Core::System::ResultStatus::ErrorVideoCore:
+    case Core::SystemResultStatus::ErrorVideoCore:
         LOG_CRITICAL(Frontend, "Failed to initialize VideoCore!");
         return -1;
-    case Core::System::ResultStatus::Success:
+    case Core::SystemResultStatus::Success:
         break; // Expected case
     default:
         if (static_cast<u32>(load_result) >
-            static_cast<u32>(Core::System::ResultStatus::ErrorLoader)) {
+            static_cast<u32>(Core::SystemResultStatus::ErrorLoader)) {
-            const u16 loader_id = static_cast<u16>(Core::System::ResultStatus::ErrorLoader);
+            const u16 loader_id = static_cast<u16>(Core::SystemResultStatus::ErrorLoader);
             const u16 error_id = static_cast<u16>(load_result) - loader_id;
             LOG_CRITICAL(Frontend,
                          "While attempting to load the ROM requested, an error occurred. Please "