3 files changed, 20 insertions, 6 deletions

diff --git a/src/yuzu/bootmanager.cpp b/src/yuzu/bootmanager.cpp
index 5b5b6fed8..1a47fb9c9 100644
--- a/src/yuzu/bootmanager.cpp
+++ b/src/yuzu/bootmanager.cpp
@@ -61,8 +61,6 @@ void EmuThread::run() {
 
     // Main process has been loaded. Make the context current to this thread and begin GPU and CPU
     // execution.
-    gpu.Start();
-
     gpu.ObtainContext();
 
     emit LoadProgress(VideoCore::LoadCallbackStage::Prepare, 0, 0);
@@ -77,6 +75,7 @@ void EmuThread::run() {
     emit LoadProgress(VideoCore::LoadCallbackStage::Complete, 0, 0);
 
     gpu.ReleaseContext();
+    gpu.Start();
 
     system.GetCpuManager().OnGpuReady();
 
@@ -224,6 +223,7 @@ class RenderWidget : public QWidget {
 public:
     explicit RenderWidget(GRenderWindow* parent) : QWidget(parent), render_window(parent) {
         setAttribute(Qt::WA_NativeWindow);
+        setAttribute(Qt::WA_DontCreateNativeAncestors);
         setAttribute(Qt::WA_PaintOnScreen);
     }
 
@@ -314,6 +314,8 @@ GRenderWindow::GRenderWindow(GMainWindow* parent, EmuThread* emu_thread_,
     input_subsystem->Initialize();
     this->setMouseTracking(true);
 
+    strict_context_required = QGuiApplication::platformName() == QStringLiteral("wayland");
+
     connect(this, &GRenderWindow::FirstFrameDisplayed, parent, &GMainWindow::OnLoadComplete);
     connect(this, &GRenderWindow::ExecuteProgramSignal, parent, &GMainWindow::OnExecuteProgram,
             Qt::QueuedConnection);
@@ -952,6 +954,12 @@ void GRenderWindow::OnMinimalClientAreaChangeRequest(std::pair<u32, u32> minimal
 
 bool GRenderWindow::InitializeOpenGL() {
 #ifdef HAS_OPENGL
+    if (!QOpenGLContext::supportsThreadedOpenGL()) {
+        QMessageBox::warning(this, tr("OpenGL not available!"),
+                             tr("OpenGL shared contexts are not supported."));
+        return false;
+    }
+
     // TODO: One of these flags might be interesting: WA_OpaquePaintEvent, WA_NoBackground,
     // WA_DontShowOnScreen, WA_DeleteOnClose
     auto child = new OpenGLRenderWidget(this);
diff --git a/src/yuzu/main.cpp b/src/yuzu/main.cpp
index 6c204416f..885e24990 100644
--- a/src/yuzu/main.cpp
+++ b/src/yuzu/main.cpp
@@ -2915,9 +2915,14 @@ static QScreen* GuessCurrentScreen(QWidget* window) {
         });
 }
 
+bool GMainWindow::UsingExclusiveFullscreen() {
+    return Settings::values.fullscreen_mode.GetValue() == Settings::FullscreenMode::Exclusive ||
+           QGuiApplication::platformName() == QStringLiteral("wayland");
+}
+
 void GMainWindow::ShowFullscreen() {
-    const auto show_fullscreen = [](QWidget* window) {
-        if (Settings::values.fullscreen_mode.GetValue() == Settings::FullscreenMode::Exclusive) {
+    const auto show_fullscreen = [this](QWidget* window) {
+        if (UsingExclusiveFullscreen()) {
             window->showFullScreen();
             return;
         }
@@ -2945,7 +2950,7 @@ void GMainWindow::ShowFullscreen() {
 
 void GMainWindow::HideFullscreen() {
     if (ui->action_Single_Window_Mode->isChecked()) {
-        if (Settings::values.fullscreen_mode.GetValue() == Settings::FullscreenMode::Exclusive) {
+        if (UsingExclusiveFullscreen()) {
             showNormal();
             restoreGeometry(UISettings::values.geometry);
         } else {
@@ -2959,7 +2964,7 @@ void GMainWindow::HideFullscreen() {
         statusBar()->setVisible(ui->action_Show_Status_Bar->isChecked());
         ui->menubar->show();
     } else {
-        if (Settings::values.fullscreen_mode.GetValue() == Settings::FullscreenMode::Exclusive) {
+        if (UsingExclusiveFullscreen()) {
             render_window->showNormal();
             render_window->restoreGeometry(UISettings::values.renderwindow_geometry);
         } else {
diff --git a/src/yuzu/main.h b/src/yuzu/main.h
index 62d629973..27644fae5 100644
--- a/src/yuzu/main.h
+++ b/src/yuzu/main.h
@@ -320,6 +320,7 @@ private slots:
     void OnDisplayTitleBars(bool);
     void InitializeHotkeys();
     void ToggleFullscreen();
+    bool UsingExclusiveFullscreen();
     void ShowFullscreen();
     void HideFullscreen();
     void ToggleWindowMode();