gl_shader_cache: Link loading screen with disk shader cache load

src/yuzu/bootmanager.cpp

@@ -29,6 +29,15 @@ void EmuThread::run() {
 
     stop_run = false;
 
+    emit LoadProgress(VideoCore::LoadCallbackStage::Prepare, 0, 0);
+
+    Core::System::GetInstance().Renderer().Rasterizer().LoadDiskResources(
+        stop_run, [this](VideoCore::LoadCallbackStage stage, std::size_t value, std::size_t total) {
+            emit LoadProgress(stage, value, total);
+        });
+
+    emit LoadProgress(VideoCore::LoadCallbackStage::Complete, 0, 0);
+
     // holds whether the cpu was running during the last iteration,
     // so that the DebugModeLeft signal can be emitted before the
     // next execution step

src/yuzu/bootmanager.h

@@ -22,6 +22,10 @@ class GGLWidgetInternal;
 class GMainWindow;
 class GRenderWindow;
 
+namespace VideoCore {
+enum class LoadCallbackStage;
+}
+
 class EmuThread : public QThread {
     Q_OBJECT
 
@@ -75,7 +79,7 @@ public:
 private:
     bool exec_step = false;
     bool running = false;
-    std::atomic<bool> stop_run{false};
+    std::atomic_bool stop_run{false};
     std::mutex running_mutex;
     std::condition_variable running_cv;
 
@@ -101,6 +105,8 @@ signals:
     void DebugModeLeft();
 
     void ErrorThrown(Core::System::ResultStatus, std::string);
+
+    void LoadProgress(VideoCore::LoadCallbackStage stage, std::size_t value, std::size_t total);
 };
 
 class GRenderWindow : public QWidget, public Core::Frontend::EmuWindow {

src/yuzu/main.cpp

@@ -887,6 +887,9 @@ void GMainWindow::BootGame(const QString& filename) {
     connect(emu_thread.get(), &EmuThread::DebugModeLeft, waitTreeWidget,
             &WaitTreeWidget::OnDebugModeLeft, Qt::BlockingQueuedConnection);
 
+    connect(emu_thread.get(), &EmuThread::LoadProgress, loading_screen,
+            &LoadingScreen::OnLoadProgress, Qt::QueuedConnection);
+
     // Update the GUI
     if (ui.action_Single_Window_Mode->isChecked()) {
         game_list->hide();