ci: Disable Vulkan for Windows MinGW builds

Adds a Qt and SDL2 frontend for Vulkan. It also finishes the missing
bits on Vulkan initialization.

.ci/scripts/linux/docker.sh

@@ -5,7 +5,7 @@ cd /yuzu
 ccache -s
 
 mkdir build || true && cd build
-cmake .. -G Ninja -DDISPLAY_VERSION=$1 -DYUZU_USE_BUNDLED_UNICORN=ON -DYUZU_USE_QT_WEB_ENGINE=ON -DCMAKE_BUILD_TYPE=Release -DCMAKE_C_COMPILER=/usr/lib/ccache/gcc -DCMAKE_CXX_COMPILER=/usr/lib/ccache/g++ -DYUZU_ENABLE_COMPATIBILITY_REPORTING=${ENABLE_COMPATIBILITY_REPORTING:-"OFF"} -DENABLE_COMPATIBILITY_LIST_DOWNLOAD=ON -DUSE_DISCORD_PRESENCE=ON
+cmake .. -G Ninja -DDISPLAY_VERSION=$1 -DYUZU_USE_BUNDLED_UNICORN=ON -DYUZU_USE_QT_WEB_ENGINE=ON -DCMAKE_BUILD_TYPE=Release -DCMAKE_C_COMPILER=/usr/lib/ccache/gcc -DCMAKE_CXX_COMPILER=/usr/lib/ccache/g++ -DYUZU_ENABLE_COMPATIBILITY_REPORTING=${ENABLE_COMPATIBILITY_REPORTING:-"OFF"} -DENABLE_COMPATIBILITY_LIST_DOWNLOAD=ON -DUSE_DISCORD_PRESENCE=ON -DENABLE_VULKAN=No
 
 ninja
 

.ci/scripts/windows/docker.sh

@@ -13,7 +13,7 @@ echo '' >> /bin/cmd
 chmod +x /bin/cmd
 
 mkdir build || true && cd build
-cmake .. -G Ninja -DDISPLAY_VERSION=$1 -DCMAKE_TOOLCHAIN_FILE="$(pwd)/../CMakeModules/MinGWCross.cmake" -DUSE_CCACHE=ON -DYUZU_USE_BUNDLED_UNICORN=ON -DENABLE_COMPATIBILITY_LIST_DOWNLOAD=ON -DCMAKE_BUILD_TYPE=Release
+cmake .. -G Ninja -DDISPLAY_VERSION=$1 -DCMAKE_TOOLCHAIN_FILE="$(pwd)/../CMakeModules/MinGWCross.cmake" -DUSE_CCACHE=ON -DYUZU_USE_BUNDLED_UNICORN=ON -DENABLE_COMPATIBILITY_LIST_DOWNLOAD=ON -DCMAKE_BUILD_TYPE=Release -DENABLE_VULKAN=No
 ninja
 
 # Clean up the dirty hacks

dist/qt_themes/qdarkstyle/style.qss

@@ -2,7 +2,8 @@ QToolTip {
     border: 1px solid #76797C;
     background-color: #5A7566;
     color: white;
-    padding: 0px;                /*remove padding, for fix combobox tooltip.*/
+    /*remove padding, for fix combobox tooltip.*/
+    padding: 0;
     opacity: 200;
 }
 
@@ -13,7 +14,7 @@ QWidget {
     selection-color: #eff0f1;
     background-clip: border;
     border-image: none;
-    border: 0px transparent black;
+    border: 0;
     outline: 0;
 }
 
@@ -27,10 +28,10 @@ QWidget:item:selected {
 }
 
 QCheckBox {
-    spacing: 5px;
+    spacing: 6px;
     outline: none;
     color: #eff0f1;
-    margin-bottom: 2px;
+    margin: 0 2px 1px 0;
 }
 
 QCheckBox:disabled {
@@ -163,7 +164,7 @@ QMenuBar::item:selected {
 }
 
 QMenuBar::item:pressed {
-    border: 1px solid #76797C;
+    border: 1px solid #18465d;
     background-color: #3daee9;
     color: #eff0f1;
     margin-bottom: -1px;
@@ -171,9 +172,9 @@ QMenuBar::item:pressed {
 }
 
 QMenu {
-    border: 1px solid #76797C;
+    border: 1px solid #434242;
+    padding: 2px;
     color: #eff0f1;
-    margin: 2px;
 }
 
 QMenu::icon {
@@ -190,11 +191,21 @@ QMenu::item:selected {
     color: #eff0f1;
 }
 
-QMenu::separator {
-    height: 2px;
-    background: #76797C;
-    margin-left: 10px;
-    margin-right: 5px;
+QMenu::item:disabled {
+    color: #54575B;
+}
+
+QMenu::item:disabled:hover,
+QMenu::item:disabled:selected {
+    background-color: #393e43;
+    color: #666;
+}
+
+QMenu::separator,
+QMenuBar::separator {
+    height: 1px;
+    background-color: #54575B;
+    margin: 2px 4px 2px 40px;
 }
 
 QMenu::indicator {
@@ -203,10 +214,7 @@ QMenu::indicator {
     height: 18px;
 }
 
-
-/* non-exclusive indicator = check box style indicator
-   (see QActionGroup::setExclusive) */
-
+/* non-exclusive indicator = check box style indicator (see QActionGroup::setExclusive) */
 QMenu::indicator:non-exclusive:unchecked {
     image: url(:/qss_icons/rc/checkbox_unchecked.png);
 }
@@ -223,9 +231,7 @@ QMenu::indicator:non-exclusive:checked:selected {
     image: url(:/qss_icons/rc/checkbox_checked_disabled.png);
 }
 
-
 /* exclusive indicator = radio button style indicator (see QActionGroup::setExclusive) */
-
 QMenu::indicator:exclusive:unchecked {
     image: url(:/qss_icons/rc/radio_unchecked.png);
 }
@@ -243,12 +249,12 @@ QMenu::indicator:exclusive:checked:selected {
 }
 
 QMenu::right-arrow {
-    margin: 5px;
+    margin-right: 10px;
     image: url(:/qss_icons/rc/right_arrow.png)
 }
 
 QWidget:disabled {
-    color: #454545;
+    color: #4f515b;
     background-color: #31363b;
 }
 
@@ -259,23 +265,30 @@ QAbstractItemView {
     border-radius: 2px;
 }
 
-QWidget:focus,
-QMenuBar:focus {
+QAbstractItemView:disabled,
+QAbstractItemView:read-only {
+    alternate-background-color: #232629;
+}
+
+QWidget:focus {
     border: 1px solid #3daee9;
 }
 
 QTabWidget:focus,
 QCheckBox:focus,
 QRadioButton:focus,
-QSlider:focus {
+QSlider:focus,
+QTreeView:focus,
+QMenu:focus,
+QMenuBar:focus,
+QTabBar:focus {
     border: none;
 }
 
 QLineEdit {
     background-color: #232629;
     padding: 5px;
-    border-style: solid;
-    border: 1px solid #76797C;
+    border: 1px solid #54575B;
     border-radius: 2px;
     color: #eff0f1;
 }
@@ -285,9 +298,10 @@ QAbstractItemView QLineEdit {
 }
 
 QGroupBox {
-    border: 1px solid #76797C;
+    border: 1px solid #54575B;
     border-radius: 2px;
-    margin-top: 20px;
+    margin-top: 12px;
+    padding-top: 2px;
 }
 
 QGroupBox::title {
@@ -295,12 +309,12 @@ QGroupBox::title {
     subcontrol-position: top center;
     padding-left: 10px;
     padding-right: 10px;
-    padding-top: 10px;
+    padding-top: 2px;
 }
 
 QAbstractScrollArea {
     border-radius: 2px;
-    border: 1px solid #76797C;
+    border: 1px solid #54575B;
     background-color: transparent;
 }
 
@@ -319,7 +333,7 @@ QScrollBar::handle:horizontal {
 }
 
 QScrollBar::add-line:horizontal {
-    margin: 0px 3px 0px 3px;
+    margin: 0 3px;
     border-image: url(:/qss_icons/rc/right_arrow_disabled.png);
     width: 10px;
     height: 10px;
@@ -328,7 +342,7 @@ QScrollBar::add-line:horizontal {
 }
 
 QScrollBar::sub-line:horizontal {
-    margin: 0px 3px 0px 3px;
+    margin: 0 3px;
     border-image: url(:/qss_icons/rc/left_arrow_disabled.png);
     height: 10px;
     width: 10px;
@@ -379,7 +393,7 @@ QScrollBar::handle:vertical {
 }
 
 QScrollBar::sub-line:vertical {
-    margin: 3px 0px 3px 0px;
+    margin: 3px 0;
     border-image: url(:/qss_icons/rc/up_arrow_disabled.png);
     height: 10px;
     width: 10px;
@@ -388,7 +402,7 @@ QScrollBar::sub-line:vertical {
 }
 
 QScrollBar::add-line:vertical {
-    margin: 3px 0px 3px 0px;
+    margin: 3px 0;
     border-image: url(:/qss_icons/rc/down_arrow_disabled.png);
     height: 10px;
     width: 10px;
@@ -427,15 +441,14 @@ QScrollBar::sub-page:vertical {
 QTextEdit {
     background-color: #232629;
     color: #eff0f1;
-    border: 1px solid #76797C;
+    border: 1px solid #54575B;
 }
 
 QPlainTextEdit {
     background-color: #232629;
-    ;
     color: #eff0f1;
     border-radius: 2px;
-    border: 1px solid #76797C;
+    border: 1px solid #54575B;
 }
 
 QHeaderView::section {
@@ -467,15 +480,6 @@ QMainWindow::separator:hover {
     spacing: 2px;
 }
 
-QMenu::separator {
-    height: 1px;
-    background-color: #76797C;
-    color: white;
-    padding-left: 4px;
-    margin-left: 10px;
-    margin-right: 5px;
-}
-
 QFrame {
     border-radius: 2px;
     border: 1px solid #76797C;
@@ -518,25 +522,19 @@ QToolButton#qt_toolbar_ext_button {
 
 QPushButton {
     color: #eff0f1;
-    background-color: #31363b;
     border-width: 1px;
-    border-color: #76797C;
+    border-color: #54575B;
     border-style: solid;
-    padding: 5px;
+    padding: 6px 4px;
     border-radius: 2px;
     outline: none;
+    min-width: 100px;
+    background-color: #232629;
 }
 
 QPushButton:disabled {
     background-color: #31363b;
-    border-width: 1px;
     border-color: #454545;
-    border-style: solid;
-    padding-top: 5px;
-    padding-bottom: 5px;
-    padding-left: 10px;
-    padding-right: 10px;
-    border-radius: 2px;
     color: #454545;
 }
 
@@ -553,11 +551,11 @@ QPushButton:pressed {
 
 QComboBox {
     selection-background-color: #3daee9;
-    border-style: solid;
-    border: 1px solid #76797C;
+    border: 1px solid #54575B;
     border-radius: 2px;
-    padding: 5px;
+    padding: 4px 6px;
     min-width: 75px;
+    background-color: #232629;
 }
 
 QPushButton:checked {
@@ -571,8 +569,7 @@ QAbstractSpinBox:hover,
 QLineEdit:hover,
 QTextEdit:hover,
 QPlainTextEdit:hover,
-QAbstractView:hover,
-QTreeView:hover {
+QAbstractView:hover {
     border: 1px solid #3daee9;
     color: #eff0f1;
 }
@@ -591,6 +588,7 @@ QComboBox QAbstractItemView {
 QComboBox::drop-down {
     subcontrol-origin: padding;
     subcontrol-position: top right;
+    left: -6px;
     width: 15px;
     border-left-width: 0px;
     border-left-color: darkgray;
@@ -610,8 +608,8 @@ QComboBox::down-arrow:focus {
 }
 
 QAbstractSpinBox {
-    padding: 5px;
-    border: 1px solid #76797C;
+    padding: 4px 6px;
+    border: 1px solid #54575B;
     background-color: #232629;
     color: #eff0f1;
     border-radius: 2px;
@@ -622,12 +620,14 @@ QAbstractSpinBox:up-button {
     background-color: transparent;
     subcontrol-origin: border;
     subcontrol-position: center right;
+    left: -6px;
 }
 
 QAbstractSpinBox:down-button {
     background-color: transparent;
     subcontrol-origin: border;
     subcontrol-position: center left;
+    right: -6px;
 }
 
 QAbstractSpinBox::up-arrow,
@@ -654,22 +654,27 @@ QAbstractSpinBox::down-arrow:hover {
     image: url(:/qss_icons/rc/down_arrow.png);
 }
 
-QLabel {
-    border: 0px solid black;
+QLabel,
+QTabWidget {
+    border: 0;
 }
 
 QTabWidget {
-    border: 0px transparent black;
+    padding-top: 1px;
 }
 
 QTabWidget::pane {
     border: 1px solid #76797C;
     padding: 5px;
-    margin: 0px;
+    position: absolute;
+    top: -1px;
+    border-top-right-radius: 2px;
+    border-bottom-right-radius: 2px;
+    border-bottom-left-radius: 2px;
 }
 
 QTabWidget::tab-bar {
-    /* left: 5px; move to the right by 5px */
+    overflow: visible;
 }
 
 QTabBar {
@@ -677,10 +682,6 @@ QTabBar {
     border-radius: 3px;
 }
 
-QTabBar:focus {
-    border: 0px transparent black;
-}
-
 QTabBar::close-button {
     image: url(:/qss_icons/rc/close.png);
     background: transparent;
@@ -696,36 +697,33 @@ QTabBar::close-button:pressed {
     background: transparent;
 }
 
-
 /* TOP TABS */
-
 QTabBar::tab:top {
     color: #eff0f1;
-    border: 1px solid #76797C;
-    border-bottom: 2px transparent;
-    background-color: #31363b;
-    padding: 4px 16px 2px;
-    min-width: 38px;
+    border: 1px solid #54575B;
+    background-color: #2a2f33;
+    padding: 4px 16px 5px;
+    min-width: 36px;
     border-top-left-radius: 2px;
     border-top-right-radius: 2px;
 }
 
 QTabBar::tab:top:selected {
-    color: #eff0f1;
-    background-color: #54575B;
-    border: 1px solid #76797C;
-    border-bottom: 2px solid #3daee9;
-    border-top-left-radius: 2px;
-    border-top-right-radius: 2px;
+    border-color: #76797C;
+    background-color: #31363b;
+    border-bottom-color: #31363b;
+}
+
+QTabBar::tab:top:!selected {
+    margin-top: 1px;
+    border-bottom-color: #76797C;
 }
 
 QTabBar::tab:top:!selected:hover {
     background-color: #3daee9;
 }
 
-
 /* BOTTOM TABS */
-
 QTabBar::tab:bottom {
     color: #eff0f1;
     border: 1px solid #76797C;
@@ -750,9 +748,7 @@ QTabBar::tab:bottom:!selected:hover {
     background-color: #3daee9;
 }
 
-
 /* LEFT TABS */
-
 QTabBar::tab:left {
     color: #eff0f1;
     border: 1px solid #76797C;
@@ -777,9 +773,7 @@ QTabBar::tab:left:!selected:hover {
     background-color: #3daee9;
 }
 
-
 /* RIGHT TABS */
-
 QTabBar::tab:right {
     color: #eff0f1;
     border: 1px solid #76797C;
@@ -847,7 +841,7 @@ QDockWidget::float-button:pressed {
 
 QTreeView,
 QListView {
-    border: 1px solid #76797C;
+    border: 1px solid #54575B;
     background-color: #232629;
 }
 
@@ -978,8 +972,8 @@ QSlider::handle:vertical {
 }
 
 QToolButton {
-    background-color: transparent;
-    border: 1px transparent #76797C;
+    background-color: #232629;
+    border: 1px solid #54575B;
     border-radius: 2px;
     margin: 3px;
     padding: 5px;
@@ -988,7 +982,6 @@ QToolButton {
 QToolButton[popupMode="1"] {
     /* only for MenuButtonPopup */
     padding-right: 20px;
-    /* make way for the popup button */
     border: 1px #76797C;
     border-radius: 5px;
 }
@@ -996,7 +989,6 @@ QToolButton[popupMode="1"] {
 QToolButton[popupMode="2"] {
     /* only for InstantPopup */
     padding-right: 10px;
-    /* make way for the popup button */
     border: 1px #76797C;
 }
 
@@ -1015,19 +1007,14 @@ QToolButton::menu-button:pressed {
     padding: 5px;
 }
 
-
 /* the subcontrol below is used only in the InstantPopup or DelayedPopup mode */
-
 QToolButton::menu-indicator {
     image: url(:/qss_icons/rc/down_arrow.png);
     top: -7px;
     left: -2px;
-    /* shift it a bit */
 }
 
-
 /* the subcontrols below are used only in the MenuButtonPopup mode */
-
 QToolButton::menu-button {
     border: 1px transparent #76797C;
     border-top-right-radius: 6px;
@@ -1052,14 +1039,22 @@ QPushButton::menu-indicator {
 }
 
 QTableView {
-    border: 1px solid #76797C;
+    border: 1px solid #54575B;
     gridline-color: #31363b;
     background-color: #232629;
 }
 
+QTreeView:disabled {
+    background-color: #1f2225;
+}
+
 QTableView,
 QHeaderView {
-    border-radius: 0px;
+    border-radius: 0;
+}
+
+QListView:focus {
+    border-color: #54575B;
 }
 
 QTableView::item:pressed,
@@ -1088,7 +1083,7 @@ QHeaderView::section {
     background-color: #232629;
     color: #eff0f1;
     padding: 0 5px;
-    border: 1px solid #403F3F;
+    border: 1px solid #434242;
     border-bottom: 0;
     border-radius: 0px;
     text-align: center;
@@ -1118,9 +1113,7 @@ QHeaderView::section:checked {
     background-color: #334e5e;
 }
 
-
-/* style the sort indicator */
-
+/* sort indicator */
 QHeaderView::down-arrow {
     image: url(:/qss_icons/rc/down_arrow.png);
 }
@@ -1150,14 +1143,13 @@ QToolBox::tab {
 }
 
 QToolBox::tab:selected {
-    /* italicize selected tabs */
     font: italic;
     background-color: #31363b;
     border-color: #3daee9;
 }
 
 QStatusBar::item {
-    border: 0px transparent dark;
+    border: 0;
 }
 
 QFrame[height="3"],
@@ -1194,7 +1186,6 @@ QProgressBar::chunk {
 
 QDateEdit {
     selection-background-color: #3daee9;
-    border-style: solid;
     border: 1px solid #3375A3;
     border-radius: 2px;
     padding: 1px;
@@ -1218,7 +1209,7 @@ QDateEdit::drop-down {
     subcontrol-origin: padding;
     subcontrol-position: top right;
     width: 15px;
-    border-left-width: 0px;
+    border-left-width: 0;
     border-left-color: darkgray;
     border-left-style: solid;
     border-top-right-radius: 3px;
@@ -1234,3 +1225,14 @@ QDateEdit::down-arrow:hover,
 QDateEdit::down-arrow:focus {
     image: url(:/qss_icons/rc/down_arrow.png);
 }
+
+QComboBox:disabled,
+QPushButton:disabled,
+QAbstractSpinBox:disabled,
+QDateEdit:disabled,
+QLineEdit:disabled,
+QTextEdit:disabled,
+QToolButton:disabled,
+QPlainTextEdit:disabled {
+    background-color: #2b2e31;
+}

src/common/logging/backend.cpp

@@ -120,7 +120,7 @@ private:
             duration_cast<std::chrono::microseconds>(steady_clock::now() - time_origin);
         entry.log_class = log_class;
         entry.log_level = log_level;
-        entry.filename = Common::TrimSourcePath(filename);
+        entry.filename = filename;
         entry.line_num = line_nr;
         entry.function = function;
         entry.message = std::move(message);

src/common/logging/backend.h

@@ -23,7 +23,7 @@ struct Entry {
     std::chrono::microseconds timestamp;
     Class log_class;
     Level log_level;
-    std::string filename;
+    const char* filename;
     unsigned int line_num;
     std::string function;
     std::string message;

src/common/logging/log.h

@@ -9,6 +9,15 @@
 
 namespace Log {
 
+// trims up to and including the last of ../, ..\, src/, src\ in a string
+constexpr const char* TrimSourcePath(std::string_view source) {
+    const auto rfind = [source](const std::string_view match) {
+        return source.rfind(match) == source.npos ? 0 : (source.rfind(match) + match.size());
+    };
+    auto idx = std::max({rfind("src/"), rfind("src\\"), rfind("../"), rfind("..\\")});
+    return source.data() + idx;
+}
+
 /// Specifies the severity or level of detail of the log message.
 enum class Level : u8 {
     Trace,    ///< Extremely detailed and repetitive debugging information that is likely to
@@ -141,24 +150,24 @@ void FmtLogMessage(Class log_class, Level log_level, const char* filename, unsig
 
 #ifdef _DEBUG
 #define LOG_TRACE(log_class, ...)                                                                  \
-    ::Log::FmtLogMessage(::Log::Class::log_class, ::Log::Level::Trace, __FILE__, __LINE__,         \
-                         __func__, __VA_ARGS__)
+    ::Log::FmtLogMessage(::Log::Class::log_class, ::Log::Level::Trace,                             \
+                         ::Log::TrimSourcePath(__FILE__), __LINE__, __func__, __VA_ARGS__)
 #else
 #define LOG_TRACE(log_class, fmt, ...) (void(0))
 #endif
 
 #define LOG_DEBUG(log_class, ...)                                                                  \
-    ::Log::FmtLogMessage(::Log::Class::log_class, ::Log::Level::Debug, __FILE__, __LINE__,         \
-                         __func__, __VA_ARGS__)
+    ::Log::FmtLogMessage(::Log::Class::log_class, ::Log::Level::Debug,                             \
+                         ::Log::TrimSourcePath(__FILE__), __LINE__, __func__, __VA_ARGS__)
 #define LOG_INFO(log_class, ...)                                                                   \
-    ::Log::FmtLogMessage(::Log::Class::log_class, ::Log::Level::Info, __FILE__, __LINE__,          \
-                         __func__, __VA_ARGS__)
+    ::Log::FmtLogMessage(::Log::Class::log_class, ::Log::Level::Info,                              \
+                         ::Log::TrimSourcePath(__FILE__), __LINE__, __func__, __VA_ARGS__)
 #define LOG_WARNING(log_class, ...)                                                                \
-    ::Log::FmtLogMessage(::Log::Class::log_class, ::Log::Level::Warning, __FILE__, __LINE__,       \
-                         __func__, __VA_ARGS__)
+    ::Log::FmtLogMessage(::Log::Class::log_class, ::Log::Level::Warning,                           \
+                         ::Log::TrimSourcePath(__FILE__), __LINE__, __func__, __VA_ARGS__)
 #define LOG_ERROR(log_class, ...)                                                                  \
-    ::Log::FmtLogMessage(::Log::Class::log_class, ::Log::Level::Error, __FILE__, __LINE__,         \
-                         __func__, __VA_ARGS__)
+    ::Log::FmtLogMessage(::Log::Class::log_class, ::Log::Level::Error,                             \
+                         ::Log::TrimSourcePath(__FILE__), __LINE__, __func__, __VA_ARGS__)
 #define LOG_CRITICAL(log_class, ...)                                                               \
-    ::Log::FmtLogMessage(::Log::Class::log_class, ::Log::Level::Critical, __FILE__, __LINE__,      \
-                         __func__, __VA_ARGS__)
+    ::Log::FmtLogMessage(::Log::Class::log_class, ::Log::Level::Critical,                          \
+                         ::Log::TrimSourcePath(__FILE__), __LINE__, __func__, __VA_ARGS__)

src/common/string_util.cpp

@@ -223,26 +223,4 @@ std::u16string UTF16StringFromFixedZeroTerminatedBuffer(std::u16string_view buff
     return std::u16string(buffer.begin(), buffer.begin() + len);
 }
 
-const char* TrimSourcePath(const char* path, const char* root) {
-    const char* p = path;
-
-    while (*p != '\0') {
-        const char* next_slash = p;
-        while (*next_slash != '\0' && *next_slash != '/' && *next_slash != '\\') {
-            ++next_slash;
-        }
-
-        bool is_src = Common::ComparePartialString(p, next_slash, root);
-        p = next_slash;
-
-        if (*p != '\0') {
-            ++p;
-        }
-        if (is_src) {
-            path = p;
-        }
-    }
-    return path;
-}
-
 } // namespace Common

src/core/core.cpp

@@ -259,7 +259,9 @@ struct System::Impl {
         is_powered_on = false;
         exit_lock = false;
 
-        gpu_core->WaitIdle();
+        if (gpu_core) {
+            gpu_core->WaitIdle();
+        }
 
         // Shutdown emulation session
         renderer.reset();

src/core/frontend/emu_window.h

@@ -75,6 +75,13 @@ public:
         return nullptr;
     }
 
+    /// Returns if window is shown (not minimized)
+    virtual bool IsShown() const = 0;
+
+    /// Retrieves Vulkan specific handlers from the window
+    virtual void RetrieveVulkanHandlers(void* get_instance_proc_addr, void* instance,
+                                        void* surface) const = 0;
+
     /**
      * Signal that a touch pressed event has occurred (e.g. mouse click pressed)
      * @param framebuffer_x Framebuffer x-coordinate that was pressed

src/core/hle/service/sockets/bsd.cpp

@@ -42,6 +42,26 @@ void BSD::Socket(Kernel::HLERequestContext& ctx) {
     rb.Push<u32>(0); // bsd errno
 }
 
+void BSD::Select(Kernel::HLERequestContext& ctx) {
+    LOG_WARNING(Service, "(STUBBED) called");
+
+    IPC::ResponseBuilder rb{ctx, 4};
+
+    rb.Push(RESULT_SUCCESS);
+    rb.Push<u32>(0); // ret
+    rb.Push<u32>(0); // bsd errno
+}
+
+void BSD::Bind(Kernel::HLERequestContext& ctx) {
+    LOG_WARNING(Service, "(STUBBED) called");
+
+    IPC::ResponseBuilder rb{ctx, 4};
+
+    rb.Push(RESULT_SUCCESS);
+    rb.Push<u32>(0); // ret
+    rb.Push<u32>(0); // bsd errno
+}
+
 void BSD::Connect(Kernel::HLERequestContext& ctx) {
     LOG_WARNING(Service, "(STUBBED) called");
 
@@ -52,6 +72,26 @@ void BSD::Connect(Kernel::HLERequestContext& ctx) {
     rb.Push<u32>(0); // bsd errno
 }
 
+void BSD::Listen(Kernel::HLERequestContext& ctx) {
+    LOG_WARNING(Service, "(STUBBED) called");
+
+    IPC::ResponseBuilder rb{ctx, 4};
+
+    rb.Push(RESULT_SUCCESS);
+    rb.Push<u32>(0); // ret
+    rb.Push<u32>(0); // bsd errno
+}
+
+void BSD::SetSockOpt(Kernel::HLERequestContext& ctx) {
+    LOG_WARNING(Service, "(STUBBED) called");
+
+    IPC::ResponseBuilder rb{ctx, 4};
+
+    rb.Push(RESULT_SUCCESS);
+    rb.Push<u32>(0); // ret
+    rb.Push<u32>(0); // bsd errno
+}
+
 void BSD::SendTo(Kernel::HLERequestContext& ctx) {
     LOG_WARNING(Service, "(STUBBED) called");
 
@@ -80,7 +120,7 @@ BSD::BSD(const char* name) : ServiceFramework(name) {
         {2, &BSD::Socket, "Socket"},
         {3, nullptr, "SocketExempt"},
         {4, nullptr, "Open"},
-        {5, nullptr, "Select"},
+        {5, &BSD::Select, "Select"},
         {6, nullptr, "Poll"},
         {7, nullptr, "Sysctl"},
         {8, nullptr, "Recv"},
@@ -88,15 +128,15 @@ BSD::BSD(const char* name) : ServiceFramework(name) {
         {10, nullptr, "Send"},
         {11, &BSD::SendTo, "SendTo"},
         {12, nullptr, "Accept"},
-        {13, nullptr, "Bind"},
+        {13, &BSD::Bind, "Bind"},
         {14, &BSD::Connect, "Connect"},
         {15, nullptr, "GetPeerName"},
         {16, nullptr, "GetSockName"},
         {17, nullptr, "GetSockOpt"},
-        {18, nullptr, "Listen"},
+        {18, &BSD::Listen, "Listen"},
         {19, nullptr, "Ioctl"},
         {20, nullptr, "Fcntl"},
-        {21, nullptr, "SetSockOpt"},
+        {21, &BSD::SetSockOpt, "SetSockOpt"},
         {22, nullptr, "Shutdown"},
         {23, nullptr, "ShutdownAllSockets"},
         {24, nullptr, "Write"},

src/core/hle/service/sockets/bsd.h

@@ -18,7 +18,11 @@ private:
     void RegisterClient(Kernel::HLERequestContext& ctx);
     void StartMonitoring(Kernel::HLERequestContext& ctx);
     void Socket(Kernel::HLERequestContext& ctx);
+    void Select(Kernel::HLERequestContext& ctx);
+    void Bind(Kernel::HLERequestContext& ctx);
     void Connect(Kernel::HLERequestContext& ctx);
+    void Listen(Kernel::HLERequestContext& ctx);
+    void SetSockOpt(Kernel::HLERequestContext& ctx);
     void SendTo(Kernel::HLERequestContext& ctx);
     void Close(Kernel::HLERequestContext& ctx);
 

src/core/loader/nso.cpp

@@ -97,7 +97,8 @@ std::optional<VAddr> AppLoader_NSO::LoadModule(Kernel::Process& process,
         if (nso_header.IsSegmentCompressed(i)) {
             data = DecompressSegment(data, nso_header.segments[i]);
         }
-        program_image.resize(nso_header.segments[i].location + data.size());
+        program_image.resize(nso_header.segments[i].location +
+                             PageAlignSize(static_cast<u32>(data.size())));
         std::memcpy(program_image.data() + nso_header.segments[i].location, data.data(),
                     data.size());
         codeset.segments[i].addr = nso_header.segments[i].location;
@@ -105,8 +106,12 @@ std::optional<VAddr> AppLoader_NSO::LoadModule(Kernel::Process& process,
         codeset.segments[i].size = PageAlignSize(static_cast<u32>(data.size()));
     }
 
-    if (should_pass_arguments && !Settings::values.program_args.empty()) {
-        const auto arg_data = Settings::values.program_args;
+    if (should_pass_arguments) {
+        std::vector<u8> arg_data{Settings::values.program_args.begin(),
+                                 Settings::values.program_args.end()};
+        if (arg_data.empty()) {
+            arg_data.resize(NSO_ARGUMENT_DEFAULT_SIZE);
+        }
         codeset.DataSegment().size += NSO_ARGUMENT_DATA_ALLOCATION_SIZE;
         NSOArgumentHeader args_header{
             NSO_ARGUMENT_DATA_ALLOCATION_SIZE, static_cast<u32_le>(arg_data.size()), {}};

src/core/loader/nso.h

@@ -56,6 +56,8 @@ static_assert(sizeof(NSOHeader) == 0x100, "NSOHeader has incorrect size.");
 static_assert(std::is_trivially_copyable_v<NSOHeader>, "NSOHeader must be trivially copyable.");
 
 constexpr u64 NSO_ARGUMENT_DATA_ALLOCATION_SIZE = 0x9000;
+// NOTE: Official software default argument state is unverified.
+constexpr u64 NSO_ARGUMENT_DEFAULT_SIZE = 1;
 
 struct NSOArgumentHeader {
     u32_le allocated_size;

src/core/settings.h

@@ -371,6 +371,11 @@ enum class SDMCSize : u64 {
     S1TB = 0x10000000000ULL,
 };
 
+enum class RendererBackend {
+    OpenGL = 0,
+    Vulkan = 1,
+};
+
 struct Values {
     // System
     bool use_docked_mode;
@@ -419,6 +424,10 @@ struct Values {
     SDMCSize sdmc_size;
 
     // Renderer
+    RendererBackend renderer_backend;
+    bool renderer_debug;
+    int vulkan_device;
+
     float resolution_factor;
     bool use_frame_limit;
     u16 frame_limit;

src/core/telemetry_session.cpp

@@ -46,6 +46,16 @@ static u64 GenerateTelemetryId() {
     return telemetry_id;
 }
 
+static const char* TranslateRenderer(Settings::RendererBackend backend) {
+    switch (backend) {
+    case Settings::RendererBackend::OpenGL:
+        return "OpenGL";
+    case Settings::RendererBackend::Vulkan:
+        return "Vulkan";
+    }
+    return "Unknown";
+}
+
 u64 GetTelemetryId() {
     u64 telemetry_id{};
     const std::string filename{FileUtil::GetUserPath(FileUtil::UserPath::ConfigDir) +
@@ -169,7 +179,7 @@ void TelemetrySession::AddInitialInfo(Loader::AppLoader& app_loader) {
     AddField(field_type, "Audio_SinkId", Settings::values.sink_id);
     AddField(field_type, "Audio_EnableAudioStretching", Settings::values.enable_audio_stretching);
     AddField(field_type, "Core_UseMultiCore", Settings::values.use_multi_core);
-    AddField(field_type, "Renderer_Backend", "OpenGL");
+    AddField(field_type, "Renderer_Backend", TranslateRenderer(Settings::values.renderer_backend));
     AddField(field_type, "Renderer_ResolutionFactor", Settings::values.resolution_factor);
     AddField(field_type, "Renderer_UseFrameLimit", Settings::values.use_frame_limit);
     AddField(field_type, "Renderer_FrameLimit", Settings::values.frame_limit);

src/video_core/CMakeLists.txt

@@ -154,6 +154,7 @@ if (ENABLE_VULKAN)
         renderer_vulkan/maxwell_to_vk.cpp
         renderer_vulkan/maxwell_to_vk.h
         renderer_vulkan/renderer_vulkan.h
+        renderer_vulkan/renderer_vulkan.cpp
         renderer_vulkan/vk_blit_screen.cpp
         renderer_vulkan/vk_blit_screen.h
         renderer_vulkan/vk_buffer_cache.cpp

src/video_core/buffer_cache/buffer_cache.h

@@ -101,7 +101,10 @@ public:
     void TickFrame() {
         ++epoch;
         while (!pending_destruction.empty()) {
-            if (pending_destruction.front()->GetEpoch() + 1 > epoch) {
+            // Delay at least 4 frames before destruction.
+            // This is due to triple buffering happening on some drivers.
+            static constexpr u64 epochs_to_destroy = 5;
+            if (pending_destruction.front()->GetEpoch() + epochs_to_destroy > epoch) {
                 break;
             }
             pending_destruction.pop_front();

src/video_core/renderer_opengl/gl_shader_decompiler.cpp

@@ -1019,7 +1019,6 @@ private:
                 }
                 return {{"gl_ViewportIndex", Type::Int}};
             case 3:
-                UNIMPLEMENTED_MSG("Requires some state changes for gl_PointSize to work in shader");
                 return {{"gl_PointSize", Type::Float}};
             }
             return {};

src/video_core/renderer_opengl/gl_texture_cache.cpp

@@ -176,6 +176,19 @@ GLint GetSwizzleSource(SwizzleSource source) {
     return GL_NONE;
 }
 
+GLenum GetComponent(PixelFormat format, bool is_first) {
+    switch (format) {
+    case PixelFormat::Z24S8:
+    case PixelFormat::Z32FS8:
+        return is_first ? GL_DEPTH_COMPONENT : GL_STENCIL_INDEX;
+    case PixelFormat::S8Z24:
+        return is_first ? GL_STENCIL_INDEX : GL_DEPTH_COMPONENT;
+    default:
+        UNREACHABLE();
+        return GL_DEPTH_COMPONENT;
+    }
+}
+
 void ApplyTextureDefaults(const SurfaceParams& params, GLuint texture) {
     if (params.IsBuffer()) {
         return;
@@ -184,7 +197,7 @@ void ApplyTextureDefaults(const SurfaceParams& params, GLuint texture) {
     glTextureParameteri(texture, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
     glTextureParameteri(texture, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
     glTextureParameteri(texture, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
-    glTextureParameteri(texture, GL_TEXTURE_MAX_LEVEL, params.num_levels - 1);
+    glTextureParameteri(texture, GL_TEXTURE_MAX_LEVEL, static_cast<GLint>(params.num_levels - 1));
     if (params.num_levels == 1) {
         glTextureParameterf(texture, GL_TEXTURE_LOD_BIAS, 1000.0f);
     }
@@ -416,11 +429,21 @@ void CachedSurfaceView::ApplySwizzle(SwizzleSource x_source, SwizzleSource y_sou
     if (new_swizzle == swizzle)
         return;
     swizzle = new_swizzle;
-    const std::array<GLint, 4> gl_swizzle = {GetSwizzleSource(x_source), GetSwizzleSource(y_source),
-                                             GetSwizzleSource(z_source),
-                                             GetSwizzleSource(w_source)};
+    const std::array gl_swizzle = {GetSwizzleSource(x_source), GetSwizzleSource(y_source),
+                                   GetSwizzleSource(z_source), GetSwizzleSource(w_source)};
     const GLuint handle = GetTexture();
-    glTextureParameteriv(handle, GL_TEXTURE_SWIZZLE_RGBA, gl_swizzle.data());
+    const PixelFormat format = surface.GetSurfaceParams().pixel_format;
+    switch (format) {
+    case PixelFormat::Z24S8:
+    case PixelFormat::Z32FS8:
+    case PixelFormat::S8Z24:
+        glTextureParameteri(handle, GL_DEPTH_STENCIL_TEXTURE_MODE,
+                            GetComponent(format, x_source == SwizzleSource::R));
+        break;
+    default:
+        glTextureParameteriv(handle, GL_TEXTURE_SWIZZLE_RGBA, gl_swizzle.data());
+        break;
+    }
 }
 
 OGLTextureView CachedSurfaceView::CreateTextureView() const {
@@ -529,8 +552,11 @@ void TextureCacheOpenGL::ImageBlit(View& src_view, View& dst_view,
     const Common::Rectangle<u32>& dst_rect = copy_config.dst_rect;
     const bool is_linear = copy_config.filter == Tegra::Engines::Fermi2D::Filter::Linear;
 
-    glBlitFramebuffer(src_rect.left, src_rect.top, src_rect.right, src_rect.bottom, dst_rect.left,
-                      dst_rect.top, dst_rect.right, dst_rect.bottom, buffers,
+    glBlitFramebuffer(static_cast<GLint>(src_rect.left), static_cast<GLint>(src_rect.top),
+                      static_cast<GLint>(src_rect.right), static_cast<GLint>(src_rect.bottom),
+                      static_cast<GLint>(dst_rect.left), static_cast<GLint>(dst_rect.top),
+                      static_cast<GLint>(dst_rect.right), static_cast<GLint>(dst_rect.bottom),
+                      buffers,
                       is_linear && (buffers == GL_COLOR_BUFFER_BIT) ? GL_LINEAR : GL_NEAREST);
 }
 

src/video_core/renderer_vulkan/renderer_vulkan.cpp

@@ -0,0 +1,265 @@
+// Copyright 2018 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <memory>
+#include <optional>
+#include <vector>
+
+#include <fmt/format.h>
+
+#include "common/assert.h"
+#include "common/logging/log.h"
+#include "common/telemetry.h"
+#include "core/core.h"
+#include "core/core_timing.h"
+#include "core/frontend/emu_window.h"
+#include "core/memory.h"
+#include "core/perf_stats.h"
+#include "core/settings.h"
+#include "core/telemetry_session.h"
+#include "video_core/gpu.h"
+#include "video_core/renderer_vulkan/declarations.h"
+#include "video_core/renderer_vulkan/renderer_vulkan.h"
+#include "video_core/renderer_vulkan/vk_blit_screen.h"
+#include "video_core/renderer_vulkan/vk_device.h"
+#include "video_core/renderer_vulkan/vk_memory_manager.h"
+#include "video_core/renderer_vulkan/vk_rasterizer.h"
+#include "video_core/renderer_vulkan/vk_resource_manager.h"
+#include "video_core/renderer_vulkan/vk_scheduler.h"
+#include "video_core/renderer_vulkan/vk_swapchain.h"
+
+namespace Vulkan {
+
+namespace {
+
+VkBool32 DebugCallback(VkDebugUtilsMessageSeverityFlagBitsEXT severity_,
+                       VkDebugUtilsMessageTypeFlagsEXT type,
+                       const VkDebugUtilsMessengerCallbackDataEXT* data,
+                       [[maybe_unused]] void* user_data) {
+    const vk::DebugUtilsMessageSeverityFlagBitsEXT severity{severity_};
+    const char* message{data->pMessage};
+
+    if (severity & vk::DebugUtilsMessageSeverityFlagBitsEXT::eError) {
+        LOG_CRITICAL(Render_Vulkan, "{}", message);
+    } else if (severity & vk::DebugUtilsMessageSeverityFlagBitsEXT::eWarning) {
+        LOG_WARNING(Render_Vulkan, "{}", message);
+    } else if (severity & vk::DebugUtilsMessageSeverityFlagBitsEXT::eInfo) {
+        LOG_INFO(Render_Vulkan, "{}", message);
+    } else if (severity & vk::DebugUtilsMessageSeverityFlagBitsEXT::eVerbose) {
+        LOG_DEBUG(Render_Vulkan, "{}", message);
+    }
+    return VK_FALSE;
+}
+
+std::string GetReadableVersion(u32 version) {
+    return fmt::format("{}.{}.{}", VK_VERSION_MAJOR(version), VK_VERSION_MINOR(version),
+                       VK_VERSION_PATCH(version));
+}
+
+std::string GetDriverVersion(const VKDevice& device) {
+    // Extracted from
+    // https://github.com/SaschaWillems/vulkan.gpuinfo.org/blob/5dddea46ea1120b0df14eef8f15ff8e318e35462/functions.php#L308-L314
+    const u32 version = device.GetDriverVersion();
+
+    if (device.GetDriverID() == vk::DriverIdKHR::eNvidiaProprietary) {
+        const u32 major = (version >> 22) & 0x3ff;
+        const u32 minor = (version >> 14) & 0x0ff;
+        const u32 secondary = (version >> 6) & 0x0ff;
+        const u32 tertiary = version & 0x003f;
+        return fmt::format("{}.{}.{}.{}", major, minor, secondary, tertiary);
+    }
+    if (device.GetDriverID() == vk::DriverIdKHR::eIntelProprietaryWindows) {
+        const u32 major = version >> 14;
+        const u32 minor = version & 0x3fff;
+        return fmt::format("{}.{}", major, minor);
+    }
+
+    return GetReadableVersion(version);
+}
+
+std::string BuildCommaSeparatedExtensions(std::vector<std::string> available_extensions) {
+    std::sort(std::begin(available_extensions), std::end(available_extensions));
+
+    static constexpr std::size_t AverageExtensionSize = 64;
+    std::string separated_extensions;
+    separated_extensions.reserve(available_extensions.size() * AverageExtensionSize);
+
+    const auto end = std::end(available_extensions);
+    for (auto extension = std::begin(available_extensions); extension != end; ++extension) {
+        if (const bool is_last = extension + 1 == end; is_last) {
+            separated_extensions += *extension;
+        } else {
+            separated_extensions += fmt::format("{},", *extension);
+        }
+    }
+    return separated_extensions;
+}
+
+} // Anonymous namespace
+
+RendererVulkan::RendererVulkan(Core::Frontend::EmuWindow& window, Core::System& system)
+    : RendererBase(window), system{system} {}
+
+RendererVulkan::~RendererVulkan() {
+    ShutDown();
+}
+
+void RendererVulkan::SwapBuffers(const Tegra::FramebufferConfig* framebuffer) {
+    const auto& layout = render_window.GetFramebufferLayout();
+    if (framebuffer && layout.width > 0 && layout.height > 0 && render_window.IsShown()) {
+        const VAddr framebuffer_addr = framebuffer->address + framebuffer->offset;
+        const bool use_accelerated =
+            rasterizer->AccelerateDisplay(*framebuffer, framebuffer_addr, framebuffer->stride);
+        const bool is_srgb = use_accelerated && screen_info.is_srgb;
+        if (swapchain->HasFramebufferChanged(layout) || swapchain->GetSrgbState() != is_srgb) {
+            swapchain->Create(layout.width, layout.height, is_srgb);
+            blit_screen->Recreate();
+        }
+
+        scheduler->WaitWorker();
+
+        swapchain->AcquireNextImage();
+        const auto [fence, render_semaphore] = blit_screen->Draw(*framebuffer, use_accelerated);
+
+        scheduler->Flush(false, render_semaphore);
+
+        if (swapchain->Present(render_semaphore, fence)) {
+            blit_screen->Recreate();
+        }
+
+        render_window.SwapBuffers();
+        rasterizer->TickFrame();
+    }
+
+    render_window.PollEvents();
+}
+
+bool RendererVulkan::Init() {
+    PFN_vkGetInstanceProcAddr vkGetInstanceProcAddr{};
+    render_window.RetrieveVulkanHandlers(&vkGetInstanceProcAddr, &instance, &surface);
+    const vk::DispatchLoaderDynamic dldi(instance, vkGetInstanceProcAddr);
+
+    std::optional<vk::DebugUtilsMessengerEXT> callback;
+    if (Settings::values.renderer_debug && dldi.vkCreateDebugUtilsMessengerEXT) {
+        callback = CreateDebugCallback(dldi);
+        if (!callback) {
+            return false;
+        }
+    }
+
+    if (!PickDevices(dldi)) {
+        if (callback) {
+            instance.destroy(*callback, nullptr, dldi);
+        }
+        return false;
+    }
+    debug_callback = UniqueDebugUtilsMessengerEXT(
+        *callback, vk::ObjectDestroy<vk::Instance, vk::DispatchLoaderDynamic>(
+                       instance, nullptr, device->GetDispatchLoader()));
+
+    Report();
+
+    memory_manager = std::make_unique<VKMemoryManager>(*device);
+
+    resource_manager = std::make_unique<VKResourceManager>(*device);
+
+    const auto& framebuffer = render_window.GetFramebufferLayout();
+    swapchain = std::make_unique<VKSwapchain>(surface, *device);
+    swapchain->Create(framebuffer.width, framebuffer.height, false);
+
+    scheduler = std::make_unique<VKScheduler>(*device, *resource_manager);
+
+    rasterizer = std::make_unique<RasterizerVulkan>(system, render_window, screen_info, *device,
+                                                    *resource_manager, *memory_manager, *scheduler);
+
+    blit_screen = std::make_unique<VKBlitScreen>(system, render_window, *rasterizer, *device,
+                                                 *resource_manager, *memory_manager, *swapchain,
+                                                 *scheduler, screen_info);
+
+    return true;
+}
+
+void RendererVulkan::ShutDown() {
+    if (!device) {
+        return;
+    }
+    const auto dev = device->GetLogical();
+    const auto& dld = device->GetDispatchLoader();
+    if (dev && dld.vkDeviceWaitIdle) {
+        dev.waitIdle(dld);
+    }
+
+    rasterizer.reset();
+    blit_screen.reset();
+    scheduler.reset();
+    swapchain.reset();
+    memory_manager.reset();
+    resource_manager.reset();
+    device.reset();
+}
+
+std::optional<vk::DebugUtilsMessengerEXT> RendererVulkan::CreateDebugCallback(
+    const vk::DispatchLoaderDynamic& dldi) {
+    const vk::DebugUtilsMessengerCreateInfoEXT callback_ci(
+        {},
+        vk::DebugUtilsMessageSeverityFlagBitsEXT::eError |
+            vk::DebugUtilsMessageSeverityFlagBitsEXT::eWarning |
+            vk::DebugUtilsMessageSeverityFlagBitsEXT::eInfo |
+            vk::DebugUtilsMessageSeverityFlagBitsEXT::eVerbose,
+        vk::DebugUtilsMessageTypeFlagBitsEXT::eGeneral |
+            vk::DebugUtilsMessageTypeFlagBitsEXT::eValidation |
+            vk::DebugUtilsMessageTypeFlagBitsEXT::ePerformance,
+        &DebugCallback, nullptr);
+    vk::DebugUtilsMessengerEXT callback;
+    if (instance.createDebugUtilsMessengerEXT(&callback_ci, nullptr, &callback, dldi) !=
+        vk::Result::eSuccess) {
+        LOG_ERROR(Render_Vulkan, "Failed to create debug callback");
+        return {};
+    }
+    return callback;
+}
+
+bool RendererVulkan::PickDevices(const vk::DispatchLoaderDynamic& dldi) {
+    const auto devices = instance.enumeratePhysicalDevices(dldi);
+
+    // TODO(Rodrigo): Choose device from config file
+    const s32 device_index = Settings::values.vulkan_device;
+    if (device_index < 0 || device_index >= static_cast<s32>(devices.size())) {
+        LOG_ERROR(Render_Vulkan, "Invalid device index {}!", device_index);
+        return false;
+    }
+    const vk::PhysicalDevice physical_device = devices[device_index];
+
+    if (!VKDevice::IsSuitable(dldi, physical_device, surface)) {
+        return false;
+    }
+
+    device = std::make_unique<VKDevice>(dldi, physical_device, surface);
+    return device->Create(dldi, instance);
+}
+
+void RendererVulkan::Report() const {
+    const std::string vendor_name{device->GetVendorName()};
+    const std::string model_name{device->GetModelName()};
+    const std::string driver_version = GetDriverVersion(*device);
+    const std::string driver_name = fmt::format("{} {}", vendor_name, driver_version);
+
+    const std::string api_version = GetReadableVersion(device->GetApiVersion());
+
+    const std::string extensions = BuildCommaSeparatedExtensions(device->GetAvailableExtensions());
+
+    LOG_INFO(Render_Vulkan, "Driver: {}", driver_name);
+    LOG_INFO(Render_Vulkan, "Device: {}", model_name);
+    LOG_INFO(Render_Vulkan, "Vulkan: {}", api_version);
+
+    auto& telemetry_session = system.TelemetrySession();
+    constexpr auto field = Telemetry::FieldType::UserSystem;
+    telemetry_session.AddField(field, "GPU_Vendor", vendor_name);
+    telemetry_session.AddField(field, "GPU_Model", model_name);
+    telemetry_session.AddField(field, "GPU_Vulkan_Driver", driver_name);
+    telemetry_session.AddField(field, "GPU_Vulkan_Version", api_version);
+    telemetry_session.AddField(field, "GPU_Vulkan_Extensions", extensions);
+}
+
+} // namespace Vulkan

src/video_core/renderer_vulkan/vk_device.cpp

@@ -400,8 +400,10 @@ std::vector<const char*> VKDevice::LoadExtensions(const vk::DispatchLoaderDynami
              VK_EXT_SHADER_VIEWPORT_INDEX_LAYER_EXTENSION_NAME, true);
         Test(extension, ext_subgroup_size_control, VK_EXT_SUBGROUP_SIZE_CONTROL_EXTENSION_NAME,
              false);
-        Test(extension, nv_device_diagnostic_checkpoints,
-             VK_NV_DEVICE_DIAGNOSTIC_CHECKPOINTS_EXTENSION_NAME, true);
+        if (Settings::values.renderer_debug) {
+            Test(extension, nv_device_diagnostic_checkpoints,
+                 VK_NV_DEVICE_DIAGNOSTIC_CHECKPOINTS_EXTENSION_NAME, true);
+        }
     }
 
     if (khr_shader_float16_int8) {

src/video_core/renderer_vulkan/vk_pipeline_cache.cpp

@@ -325,9 +325,6 @@ VKPipelineCache::DecompileShaders(const GraphicsPipelineCacheKey& key) {
     specialization.tessellation.primitive = fixed_state.tessellation.primitive;
     specialization.tessellation.spacing = fixed_state.tessellation.spacing;
     specialization.tessellation.clockwise = fixed_state.tessellation.clockwise;
-    for (const auto& rt : key.renderpass_params.color_attachments) {
-        specialization.enabled_rendertargets.set(rt.index);
-    }
 
     SPIRVProgram program;
     std::vector<vk::DescriptorSetLayoutBinding> bindings;

src/video_core/renderer_vulkan/vk_shader_decompiler.cpp

@@ -542,11 +542,10 @@ private:
             return;
         }
 
-        for (u32 rt = 0; rt < static_cast<u32>(frag_colors.size()); ++rt) {
-            if (!specialization.enabled_rendertargets[rt]) {
+        for (u32 rt = 0; rt < static_cast<u32>(std::size(frag_colors)); ++rt) {
+            if (!IsRenderTargetEnabled(rt)) {
                 continue;
             }
-
             const Id id = AddGlobalVariable(OpVariable(t_out_float4, spv::StorageClass::Output));
             Name(id, fmt::format("frag_color{}", rt));
             Decorate(id, spv::Decoration::Location, rt);
@@ -852,6 +851,15 @@ private:
         return binding;
     }
 
+    bool IsRenderTargetEnabled(u32 rt) const {
+        for (u32 component = 0; component < 4; ++component) {
+            if (header.ps.IsColorComponentOutputEnabled(rt, component)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
     bool IsInputAttributeArray() const {
         return stage == ShaderType::TesselationControl || stage == ShaderType::TesselationEval ||
                stage == ShaderType::Geometry;
@@ -1889,19 +1897,14 @@ private:
             // rendertargets/components are skipped in the register assignment.
             u32 current_reg = 0;
             for (u32 rt = 0; rt < Maxwell::NumRenderTargets; ++rt) {
-                if (!specialization.enabled_rendertargets[rt]) {
-                    // Skip rendertargets that are not enabled
-                    continue;
-                }
                 // TODO(Subv): Figure out how dual-source blending is configured in the Switch.
                 for (u32 component = 0; component < 4; ++component) {
-                    const Id pointer = AccessElement(t_out_float, frag_colors.at(rt), component);
-                    if (header.ps.IsColorComponentOutputEnabled(rt, component)) {
-                        OpStore(pointer, SafeGetRegister(current_reg));
-                        ++current_reg;
-                    } else {
-                        OpStore(pointer, component == 3 ? v_float_one : v_float_zero);
+                    if (!header.ps.IsColorComponentOutputEnabled(rt, component)) {
+                        continue;
                     }
+                    const Id pointer = AccessElement(t_out_float, frag_colors[rt], component);
+                    OpStore(pointer, SafeGetRegister(current_reg));
+                    ++current_reg;
                 }
             }
             if (header.ps.omap.depth) {

src/video_core/renderer_vulkan/vk_shader_decompiler.h

@@ -102,9 +102,6 @@ struct Specialization final {
         Maxwell::TessellationSpacing spacing{};
         bool clockwise{};
     } tessellation;
-
-    // Fragment specific
-    std::bitset<8> enabled_rendertargets;
 };
 // Old gcc versions don't consider this trivially copyable.
 // static_assert(std::is_trivially_copyable_v<Specialization>);

src/video_core/shader/decode/other.cpp

@@ -69,13 +69,16 @@ u32 ShaderIR::DecodeOther(NodeBlock& bb, u32 pc) {
     case OpCode::Id::MOV_SYS: {
         const Node value = [this, instr] {
             switch (instr.sys20) {
+            case SystemVariable::LaneId:
+                LOG_WARNING(HW_GPU, "MOV_SYS instruction with LaneId is incomplete");
+                return Immediate(0U);
             case SystemVariable::InvocationId:
                 return Operation(OperationCode::InvocationId);
             case SystemVariable::Ydirection:
                 return Operation(OperationCode::YNegate);
             case SystemVariable::InvocationInfo:
                 LOG_WARNING(HW_GPU, "MOV_SYS instruction with InvocationInfo is incomplete");
-                return Immediate(0u);
+                return Immediate(0U);
             case SystemVariable::Tid: {
                 Node value = Immediate(0);
                 value = BitfieldInsert(value, Operation(OperationCode::LocalInvocationIdX), 0, 9);
@@ -188,7 +191,7 @@ u32 ShaderIR::DecodeOther(NodeBlock& bb, u32 pc) {
         UNIMPLEMENTED_IF_MSG(cc != Tegra::Shader::ConditionCode::T, "SYNC condition code used: {}",
                              static_cast<u32>(cc));
 
-        if (disable_flow_stack) {
+        if (decompiled) {
             break;
         }
 
@@ -200,7 +203,7 @@ u32 ShaderIR::DecodeOther(NodeBlock& bb, u32 pc) {
         const Tegra::Shader::ConditionCode cc = instr.flow_condition_code;
         UNIMPLEMENTED_IF_MSG(cc != Tegra::Shader::ConditionCode::T, "BRK condition code used: {}",
                              static_cast<u32>(cc));
-        if (disable_flow_stack) {
+        if (decompiled) {
             break;
         }
 

src/video_core/shader/decode/texture.cpp

@@ -161,16 +161,16 @@ u32 ShaderIR::DecodeTexture(NodeBlock& bb, u32 pc) {
     case OpCode::Id::TXD: {
         UNIMPLEMENTED_IF_MSG(instr.txd.UsesMiscMode(TextureMiscMode::AOFFI),
                              "AOFFI is not implemented");
-        UNIMPLEMENTED_IF_MSG(instr.txd.is_array != 0, "TXD Array is not implemented");
 
+        const bool is_array = instr.txd.is_array != 0;
         u64 base_reg = instr.gpr8.Value();
         const auto derivate_reg = instr.gpr20.Value();
         const auto texture_type = instr.txd.texture_type.Value();
         const auto coord_count = GetCoordCount(texture_type);
 
-        const Sampler* sampler = is_bindless
-                                     ? GetBindlessSampler(base_reg, {{texture_type, false, false}})
-                                     : GetSampler(instr.sampler, {{texture_type, false, false}});
+        const Sampler* sampler =
+            is_bindless ? GetBindlessSampler(base_reg, {{texture_type, is_array, false}})
+                        : GetSampler(instr.sampler, {{texture_type, is_array, false}});
         Node4 values;
         if (sampler == nullptr) {
             for (u32 element = 0; element < values.size(); ++element) {
@@ -179,6 +179,7 @@ u32 ShaderIR::DecodeTexture(NodeBlock& bb, u32 pc) {
             WriteTexInstructionFloat(bb, instr, values);
             break;
         }
+
         if (is_bindless) {
             base_reg++;
         }
@@ -192,8 +193,14 @@ u32 ShaderIR::DecodeTexture(NodeBlock& bb, u32 pc) {
             derivates.push_back(GetRegister(derivate_reg + derivate + 1));
         }
 
+        Node array_node = {};
+        if (is_array) {
+            const Node info_reg = GetRegister(base_reg + coord_count);
+            array_node = BitfieldExtract(info_reg, 0, 16);
+        }
+
         for (u32 element = 0; element < values.size(); ++element) {
-            MetaTexture meta{*sampler, {}, {}, {}, {}, derivates, {}, {}, {}, element};
+            MetaTexture meta{*sampler, array_node, {}, {}, {}, derivates, {}, {}, {}, element};
             values[element] = Operation(OperationCode::TextureGradient, std::move(meta), coords);
         }
 

src/video_core/texture_cache/surface_base.cpp

@@ -135,7 +135,7 @@ std::vector<CopyParams> SurfaceBaseImpl::BreakDownLayered(const SurfaceParams& i
         for (u32 level = 0; level < mipmaps; level++) {
             const u32 width = SurfaceParams::IntersectWidth(params, in_params, level, level);
             const u32 height = SurfaceParams::IntersectHeight(params, in_params, level, level);
-            result.emplace_back(width, height, layer, level);
+            result.emplace_back(0, 0, layer, 0, 0, layer, level, level, width, height, 1);
         }
     }
     return result;

src/video_core/video_core.cpp

@@ -3,19 +3,32 @@
 // Refer to the license.txt file included.
 
 #include <memory>
+#include "common/logging/log.h"
 #include "core/core.h"
 #include "core/settings.h"
 #include "video_core/gpu_asynch.h"
 #include "video_core/gpu_synch.h"
 #include "video_core/renderer_base.h"
 #include "video_core/renderer_opengl/renderer_opengl.h"
+#ifdef HAS_VULKAN
+#include "video_core/renderer_vulkan/renderer_vulkan.h"
+#endif
 #include "video_core/video_core.h"
 
 namespace VideoCore {
 
 std::unique_ptr<RendererBase> CreateRenderer(Core::Frontend::EmuWindow& emu_window,
                                              Core::System& system) {
-    return std::make_unique<OpenGL::RendererOpenGL>(emu_window, system);
+    switch (Settings::values.renderer_backend) {
+    case Settings::RendererBackend::OpenGL:
+        return std::make_unique<OpenGL::RendererOpenGL>(emu_window, system);
+#ifdef HAS_VULKAN
+    case Settings::RendererBackend::Vulkan:
+        return std::make_unique<Vulkan::RendererVulkan>(emu_window, system);
+#endif
+    default:
+        return nullptr;
+    }
 }
 
 std::unique_ptr<Tegra::GPU> CreateGPU(Core::System& system) {

src/web_service/telemetry_json.cpp

@@ -117,6 +117,7 @@ bool TelemetryJson::SubmitTestcase() {
     impl->SerializeSection(Telemetry::FieldType::Session, "Session");
     impl->SerializeSection(Telemetry::FieldType::UserFeedback, "UserFeedback");
     impl->SerializeSection(Telemetry::FieldType::UserSystem, "UserSystem");
+    impl->SerializeSection(Telemetry::FieldType::UserConfig, "UserConfig");
 
     auto content = impl->TopSection().dump();
     Client client(impl->host, impl->username, impl->token);

src/yuzu/CMakeLists.txt

@@ -36,9 +36,6 @@ add_executable(yuzu
     configuration/configure_filesystem.cpp
     configuration/configure_filesystem.h
     configuration/configure_filesystem.ui
-    configuration/configure_gamelist.cpp
-    configuration/configure_gamelist.h
-    configuration/configure_gamelist.ui
     configuration/configure_general.cpp
     configuration/configure_general.h
     configuration/configure_general.ui
@@ -75,6 +72,9 @@ add_executable(yuzu
     configuration/configure_touchscreen_advanced.cpp
     configuration/configure_touchscreen_advanced.h
     configuration/configure_touchscreen_advanced.ui
+    configuration/configure_ui.cpp
+    configuration/configure_ui.h
+    configuration/configure_ui.ui
     configuration/configure_web.cpp
     configuration/configure_web.h
     configuration/configure_web.ui
@@ -200,3 +200,8 @@ if (MSVC)
     copy_yuzu_SDL_deps(yuzu)
     copy_yuzu_unicorn_deps(yuzu)
 endif()
+
+if (ENABLE_VULKAN)
+    target_include_directories(yuzu PRIVATE ../../externals/Vulkan-Headers/include)
+    target_compile_definitions(yuzu PRIVATE HAS_VULKAN)
+endif()

src/yuzu/bootmanager.cpp

@@ -2,19 +2,30 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
+#include <glad/glad.h>
+
 #include <QApplication>
 #include <QHBoxLayout>
 #include <QKeyEvent>
+#include <QMessageBox>
 #include <QOffscreenSurface>
 #include <QOpenGLWindow>
 #include <QPainter>
 #include <QScreen>
+#include <QStringList>
 #include <QWindow>
+#ifdef HAS_VULKAN
+#include <QVulkanWindow>
+#endif
+
 #include <fmt/format.h>
+
+#include "common/assert.h"
 #include "common/microprofile.h"
 #include "common/scm_rev.h"
 #include "core/core.h"
 #include "core/frontend/framebuffer_layout.h"
+#include "core/frontend/scope_acquire_window_context.h"
 #include "core/settings.h"
 #include "input_common/keyboard.h"
 #include "input_common/main.h"
@@ -114,19 +125,10 @@ private:
     QOpenGLContext context;
 };
 
-// This class overrides paintEvent and resizeEvent to prevent the GUI thread from stealing GL
-// context.
-// The corresponding functionality is handled in EmuThread instead
-class GGLWidgetInternal : public QOpenGLWindow {
+class GWidgetInternal : public QWindow {
 public:
-    GGLWidgetInternal(GRenderWindow* parent, QOpenGLContext* shared_context)
-        : QOpenGLWindow(shared_context), parent(parent) {}
-
-    void paintEvent(QPaintEvent* ev) override {
-        if (do_painting) {
-            QPainter painter(this);
-        }
-    }
+    GWidgetInternal(GRenderWindow* parent) : parent(parent) {}
+    virtual ~GWidgetInternal() = default;
 
     void resizeEvent(QResizeEvent* ev) override {
         parent->OnClientAreaResized(ev->size().width(), ev->size().height());
@@ -182,11 +184,47 @@ public:
         do_painting = true;
     }
 
+    std::pair<unsigned, unsigned> GetSize() const {
+        return std::make_pair(width(), height());
+    }
+
+protected:
+    bool IsPaintingEnabled() const {
+        return do_painting;
+    }
+
 private:
     GRenderWindow* parent;
-    bool do_painting;
+    bool do_painting = false;
 };
 
+// This class overrides paintEvent and resizeEvent to prevent the GUI thread from stealing GL
+// context.
+// The corresponding functionality is handled in EmuThread instead
+class GGLWidgetInternal final : public GWidgetInternal, public QOpenGLWindow {
+public:
+    GGLWidgetInternal(GRenderWindow* parent, QOpenGLContext* shared_context)
+        : GWidgetInternal(parent), QOpenGLWindow(shared_context) {}
+    ~GGLWidgetInternal() override = default;
+
+    void paintEvent(QPaintEvent* ev) override {
+        if (IsPaintingEnabled()) {
+            QPainter painter(this);
+        }
+    }
+};
+
+#ifdef HAS_VULKAN
+class GVKWidgetInternal final : public GWidgetInternal {
+public:
+    GVKWidgetInternal(GRenderWindow* parent, QVulkanInstance* instance) : GWidgetInternal(parent) {
+        setSurfaceType(QSurface::SurfaceType::VulkanSurface);
+        setVulkanInstance(instance);
+    }
+    ~GVKWidgetInternal() override = default;
+};
+#endif
+
 GRenderWindow::GRenderWindow(GMainWindow* parent, EmuThread* emu_thread)
     : QWidget(parent), emu_thread(emu_thread) {
     setWindowTitle(QStringLiteral("yuzu %1 | %2-%3")
@@ -201,9 +239,15 @@ GRenderWindow::GRenderWindow(GMainWindow* parent, EmuThread* emu_thread)
 
 GRenderWindow::~GRenderWindow() {
     InputCommon::Shutdown();
+
+    // Avoid an unordered destruction that generates a segfault
+    delete child;
 }
 
 void GRenderWindow::moveContext() {
+    if (!context) {
+        return;
+    }
     DoneCurrent();
 
     // If the thread started running, move the GL Context to the new thread. Otherwise, move it
@@ -215,8 +259,9 @@ void GRenderWindow::moveContext() {
 }
 
 void GRenderWindow::SwapBuffers() {
-    context->swapBuffers(child);
-
+    if (context) {
+        context->swapBuffers(child);
+    }
     if (!first_frame) {
         first_frame = true;
         emit FirstFrameDisplayed();
@@ -224,15 +269,38 @@ void GRenderWindow::SwapBuffers() {
 }
 
 void GRenderWindow::MakeCurrent() {
-    context->makeCurrent(child);
+    if (context) {
+        context->makeCurrent(child);
+    }
 }
 
 void GRenderWindow::DoneCurrent() {
-    context->doneCurrent();
+    if (context) {
+        context->doneCurrent();
+    }
 }
 
 void GRenderWindow::PollEvents() {}
 
+bool GRenderWindow::IsShown() const {
+    return !isMinimized();
+}
+
+void GRenderWindow::RetrieveVulkanHandlers(void* get_instance_proc_addr, void* instance,
+                                           void* surface) const {
+#ifdef HAS_VULKAN
+    const auto instance_proc_addr = vk_instance->getInstanceProcAddr("vkGetInstanceProcAddr");
+    const VkInstance instance_copy = vk_instance->vkInstance();
+    const VkSurfaceKHR surface_copy = vk_instance->surfaceForWindow(child);
+
+    std::memcpy(get_instance_proc_addr, &instance_proc_addr, sizeof(instance_proc_addr));
+    std::memcpy(instance, &instance_copy, sizeof(instance_copy));
+    std::memcpy(surface, &surface_copy, sizeof(surface_copy));
+#else
+    UNREACHABLE_MSG("Executing Vulkan code without compiling Vulkan");
+#endif
+}
+
 // On Qt 5.0+, this correctly gets the size of the framebuffer (pixels).
 //
 // Older versions get the window size (density independent pixels),
@@ -241,10 +309,9 @@ void GRenderWindow::PollEvents() {}
 void GRenderWindow::OnFramebufferSizeChanged() {
     // Screen changes potentially incur a change in screen DPI, hence we should update the
     // framebuffer size
-    const qreal pixel_ratio = GetWindowPixelRatio();
-    const u32 width = child->QPaintDevice::width() * pixel_ratio;
-    const u32 height = child->QPaintDevice::height() * pixel_ratio;
-    UpdateCurrentFramebufferLayout(width, height);
+    const qreal pixelRatio{GetWindowPixelRatio()};
+    const auto size{child->GetSize()};
+    UpdateCurrentFramebufferLayout(size.first * pixelRatio, size.second * pixelRatio);
 }
 
 void GRenderWindow::ForwardKeyPressEvent(QKeyEvent* event) {
@@ -290,7 +357,7 @@ qreal GRenderWindow::GetWindowPixelRatio() const {
 }
 
 std::pair<u32, u32> GRenderWindow::ScaleTouch(const QPointF pos) const {
-    const qreal pixel_ratio = GetWindowPixelRatio();
+    const qreal pixel_ratio{GetWindowPixelRatio()};
     return {static_cast<u32>(std::max(std::round(pos.x() * pixel_ratio), qreal{0.0})),
             static_cast<u32>(std::max(std::round(pos.y() * pixel_ratio), qreal{0.0}))};
 }
@@ -356,50 +423,46 @@ std::unique_ptr<Core::Frontend::GraphicsContext> GRenderWindow::CreateSharedCont
     return std::make_unique<GGLContext>(context.get());
 }
 
-void GRenderWindow::InitRenderTarget() {
+bool GRenderWindow::InitRenderTarget() {
     shared_context.reset();
     context.reset();
-
-    delete child;
-    child = nullptr;
-
-    delete container;
-    container = nullptr;
-
-    delete layout();
+    if (child) {
+        delete child;
+    }
+    if (container) {
+        delete container;
+    }
+    if (layout()) {
+        delete layout();
+    }
 
     first_frame = false;
 
-    // TODO: One of these flags might be interesting: WA_OpaquePaintEvent, WA_NoBackground,
-    // WA_DontShowOnScreen, WA_DeleteOnClose
-    QSurfaceFormat fmt;
-    fmt.setVersion(4, 3);
-    fmt.setProfile(QSurfaceFormat::CompatibilityProfile);
-    fmt.setOption(QSurfaceFormat::FormatOption::DeprecatedFunctions);
-    // TODO: expose a setting for buffer value (ie default/single/double/triple)
-    fmt.setSwapBehavior(QSurfaceFormat::DefaultSwapBehavior);
-    shared_context = std::make_unique<QOpenGLContext>();
-    shared_context->setFormat(fmt);
-    shared_context->create();
-    context = std::make_unique<QOpenGLContext>();
-    context->setShareContext(shared_context.get());
-    context->setFormat(fmt);
-    context->create();
-    fmt.setSwapInterval(0);
+    switch (Settings::values.renderer_backend) {
+    case Settings::RendererBackend::OpenGL:
+        if (!InitializeOpenGL()) {
+            return false;
+        }
+        break;
+    case Settings::RendererBackend::Vulkan:
+        if (!InitializeVulkan()) {
+            return false;
+        }
+        break;
+    }
 
-    child = new GGLWidgetInternal(this, shared_context.get());
     container = QWidget::createWindowContainer(child, this);
-
     QBoxLayout* layout = new QHBoxLayout(this);
+
     layout->addWidget(container);
     layout->setMargin(0);
     setLayout(layout);
 
-    // Reset minimum size to avoid unwanted resizes when this function is called for a second time.
+    // Reset minimum required size to avoid resizing issues on the main window after restarting.
     setMinimumSize(1, 1);
 
-    // Show causes the window to actually be created and the OpenGL context as well, but we don't
-    // want the widget to be shown yet, so immediately hide it.
+    // Show causes the window to actually be created and the gl context as well, but we don't want
+    // the widget to be shown yet, so immediately hide it.
     show();
     hide();
 
@@ -410,9 +473,17 @@ void GRenderWindow::InitRenderTarget() {
     OnMinimalClientAreaChangeRequest(GetActiveConfig().min_client_area_size);
 
     OnFramebufferSizeChanged();
-    NotifyClientAreaSizeChanged(std::pair<unsigned, unsigned>(child->width(), child->height()));
+    NotifyClientAreaSizeChanged(child->GetSize());
 
     BackupGeometry();
+
+    if (Settings::values.renderer_backend == Settings::RendererBackend::OpenGL) {
+        if (!LoadOpenGL()) {
+            return false;
+        }
+    }
+
+    return true;
 }
 
 void GRenderWindow::CaptureScreenshot(u32 res_scale, const QString& screenshot_path) {
@@ -441,6 +512,113 @@ void GRenderWindow::OnMinimalClientAreaChangeRequest(std::pair<u32, u32> minimal
     setMinimumSize(minimal_size.first, minimal_size.second);
 }
 
+bool GRenderWindow::InitializeOpenGL() {
+    // TODO: One of these flags might be interesting: WA_OpaquePaintEvent, WA_NoBackground,
+    // WA_DontShowOnScreen, WA_DeleteOnClose
+    QSurfaceFormat fmt;
+    fmt.setVersion(4, 3);
+    fmt.setProfile(QSurfaceFormat::CompatibilityProfile);
+    fmt.setOption(QSurfaceFormat::FormatOption::DeprecatedFunctions);
+    // TODO: expose a setting for buffer value (ie default/single/double/triple)
+    fmt.setSwapBehavior(QSurfaceFormat::DefaultSwapBehavior);
+    shared_context = std::make_unique<QOpenGLContext>();
+    shared_context->setFormat(fmt);
+    shared_context->create();
+    context = std::make_unique<QOpenGLContext>();
+    context->setShareContext(shared_context.get());
+    context->setFormat(fmt);
+    context->create();
+    fmt.setSwapInterval(false);
+
+    child = new GGLWidgetInternal(this, shared_context.get());
+    return true;
+}
+
+bool GRenderWindow::InitializeVulkan() {
+#ifdef HAS_VULKAN
+    vk_instance = std::make_unique<QVulkanInstance>();
+    vk_instance->setApiVersion(QVersionNumber(1, 1, 0));
+    vk_instance->setFlags(QVulkanInstance::Flag::NoDebugOutputRedirect);
+    if (Settings::values.renderer_debug) {
+        const auto supported_layers{vk_instance->supportedLayers()};
+        const bool found =
+            std::find_if(supported_layers.begin(), supported_layers.end(), [](const auto& layer) {
+                constexpr const char searched_layer[] = "VK_LAYER_LUNARG_standard_validation";
+                return layer.name == searched_layer;
+            });
+        if (found) {
+            vk_instance->setLayers(QByteArrayList() << "VK_LAYER_LUNARG_standard_validation");
+            vk_instance->setExtensions(QByteArrayList() << VK_EXT_DEBUG_UTILS_EXTENSION_NAME);
+        }
+    }
+    if (!vk_instance->create()) {
+        QMessageBox::critical(
+            this, tr("Error while initializing Vulkan 1.1!"),
+            tr("Your OS doesn't seem to support Vulkan 1.1 instances, or you do not have the "
+               "latest graphics drivers."));
+        return false;
+    }
+
+    child = new GVKWidgetInternal(this, vk_instance.get());
+    return true;
+#else
+    QMessageBox::critical(this, tr("Vulkan not available!"),
+                          tr("yuzu has not been compiled with Vulkan support."));
+    return false;
+#endif
+}
+
+bool GRenderWindow::LoadOpenGL() {
+    Core::Frontend::ScopeAcquireWindowContext acquire_context{*this};
+    if (!gladLoadGL()) {
+        QMessageBox::critical(this, tr("Error while initializing OpenGL 4.3!"),
+                              tr("Your GPU may not support OpenGL 4.3, or you do not have the "
+                                 "latest graphics driver."));
+        return false;
+    }
+
+    QStringList unsupported_gl_extensions = GetUnsupportedGLExtensions();
+    if (!unsupported_gl_extensions.empty()) {
+        QMessageBox::critical(
+            this, tr("Error while initializing OpenGL!"),
+            tr("Your GPU may not support one or more required OpenGL extensions. Please ensure you "
+               "have the latest graphics driver.<br><br>Unsupported extensions:<br>") +
+                unsupported_gl_extensions.join(QStringLiteral("<br>")));
+        return false;
+    }
+    return true;
+}
+
+QStringList GRenderWindow::GetUnsupportedGLExtensions() const {
+    QStringList unsupported_ext;
+
+    if (!GLAD_GL_ARB_buffer_storage)
+        unsupported_ext.append(QStringLiteral("ARB_buffer_storage"));
+    if (!GLAD_GL_ARB_direct_state_access)
+        unsupported_ext.append(QStringLiteral("ARB_direct_state_access"));
+    if (!GLAD_GL_ARB_vertex_type_10f_11f_11f_rev)
+        unsupported_ext.append(QStringLiteral("ARB_vertex_type_10f_11f_11f_rev"));
+    if (!GLAD_GL_ARB_texture_mirror_clamp_to_edge)
+        unsupported_ext.append(QStringLiteral("ARB_texture_mirror_clamp_to_edge"));
+    if (!GLAD_GL_ARB_multi_bind)
+        unsupported_ext.append(QStringLiteral("ARB_multi_bind"));
+    if (!GLAD_GL_ARB_clip_control)
+        unsupported_ext.append(QStringLiteral("ARB_clip_control"));
+
+    // Extensions required to support some texture formats.
+    if (!GLAD_GL_EXT_texture_compression_s3tc)
+        unsupported_ext.append(QStringLiteral("EXT_texture_compression_s3tc"));
+    if (!GLAD_GL_ARB_texture_compression_rgtc)
+        unsupported_ext.append(QStringLiteral("ARB_texture_compression_rgtc"));
+    if (!GLAD_GL_ARB_depth_buffer_float)
+        unsupported_ext.append(QStringLiteral("ARB_depth_buffer_float"));
+
+    for (const QString& ext : unsupported_ext)
+        LOG_CRITICAL(Frontend, "Unsupported GL extension: {}", ext.toStdString());
+
+    return unsupported_ext;
+}
+
 void GRenderWindow::OnEmulationStarting(EmuThread* emu_thread) {
     this->emu_thread = emu_thread;
     child->DisablePainting();

src/yuzu/bootmanager.h

@@ -7,17 +7,28 @@
 #include <atomic>
 #include <condition_variable>
 #include <mutex>
+
 #include <QImage>
 #include <QThread>
 #include <QWidget>
+
+#include "common/thread.h"
 #include "core/core.h"
 #include "core/frontend/emu_window.h"
 
 class QKeyEvent;
 class QScreen;
 class QTouchEvent;
+class QStringList;
+class QSurface;
+class QOpenGLContext;
+#ifdef HAS_VULKAN
+class QVulkanInstance;
+#endif
 
+class GWidgetInternal;
 class GGLWidgetInternal;
+class GVKWidgetInternal;
 class GMainWindow;
 class GRenderWindow;
 class QSurface;
@@ -123,6 +134,9 @@ public:
     void MakeCurrent() override;
     void DoneCurrent() override;
     void PollEvents() override;
+    bool IsShown() const override;
+    void RetrieveVulkanHandlers(void* get_instance_proc_addr, void* instance,
+                                void* surface) const override;
     std::unique_ptr<Core::Frontend::GraphicsContext> CreateSharedContext() const override;
 
     void ForwardKeyPressEvent(QKeyEvent* event);
@@ -142,7 +156,7 @@ public:
 
     void OnClientAreaResized(u32 width, u32 height);
 
-    void InitRenderTarget();
+    bool InitRenderTarget();
 
     void CaptureScreenshot(u32 res_scale, const QString& screenshot_path);
 
@@ -165,10 +179,13 @@ private:
 
     void OnMinimalClientAreaChangeRequest(std::pair<u32, u32> minimal_size) override;
 
-    QWidget* container = nullptr;
-    GGLWidgetInternal* child = nullptr;
+    bool InitializeOpenGL();
+    bool InitializeVulkan();
+    bool LoadOpenGL();
+    QStringList GetUnsupportedGLExtensions() const;
 
-    QByteArray geometry;
+    QWidget* container = nullptr;
+    GWidgetInternal* child = nullptr;
 
     EmuThread* emu_thread;
     // Context that backs the GGLWidgetInternal (and will be used by core to render)
@@ -177,9 +194,14 @@ private:
     // current
     std::unique_ptr<QOpenGLContext> shared_context;
 
+#ifdef HAS_VULKAN
+    std::unique_ptr<QVulkanInstance> vk_instance;
+#endif
+
     /// Temporary storage of the screenshot taken
     QImage screenshot_image;
 
+    QByteArray geometry;
     bool first_frame = false;
 
 protected:

src/yuzu/configuration/config.cpp

@@ -624,6 +624,10 @@ void Config::ReadPathValues() {
 void Config::ReadRendererValues() {
     qt_config->beginGroup(QStringLiteral("Renderer"));
 
+    Settings::values.renderer_backend =
+        static_cast<Settings::RendererBackend>(ReadSetting(QStringLiteral("backend"), 0).toInt());
+    Settings::values.renderer_debug = ReadSetting(QStringLiteral("debug"), false).toBool();
+    Settings::values.vulkan_device = ReadSetting(QStringLiteral("vulkan_device"), 0).toInt();
     Settings::values.resolution_factor =
         ReadSetting(QStringLiteral("resolution_factor"), 1.0).toFloat();
     Settings::values.use_frame_limit =
@@ -1056,6 +1060,9 @@ void Config::SavePathValues() {
 void Config::SaveRendererValues() {
     qt_config->beginGroup(QStringLiteral("Renderer"));
 
+    WriteSetting(QStringLiteral("backend"), static_cast<int>(Settings::values.renderer_backend), 0);
+    WriteSetting(QStringLiteral("debug"), Settings::values.renderer_debug, false);
+    WriteSetting(QStringLiteral("vulkan_device"), Settings::values.vulkan_device, 0);
     WriteSetting(QStringLiteral("resolution_factor"),
                  static_cast<double>(Settings::values.resolution_factor), 1.0);
     WriteSetting(QStringLiteral("use_frame_limit"), Settings::values.use_frame_limit, true);

src/yuzu/configuration/configure.ui

@@ -48,7 +48,7 @@
          <string>General</string>
         </attribute>
        </widget>
-       <widget class="ConfigureGameList" name="gameListTab">
+       <widget class="ConfigureUi" name="uiTab">
         <attribute name="title">
          <string>Game List</string>
         </attribute>
@@ -166,9 +166,9 @@
    <container>1</container>
   </customwidget>
   <customwidget>
-   <class>ConfigureGameList</class>
+   <class>ConfigureUi</class>
    <extends>QWidget</extends>
-   <header>configuration/configure_gamelist.h</header>
+   <header>configuration/configure_ui.h</header>
    <container>1</container>
   </customwidget>
   <customwidget>

src/yuzu/configuration/configure_debug.cpp

@@ -36,6 +36,8 @@ void ConfigureDebug::SetConfiguration() {
     ui->homebrew_args_edit->setText(QString::fromStdString(Settings::values.program_args));
     ui->reporting_services->setChecked(Settings::values.reporting_services);
     ui->quest_flag->setChecked(Settings::values.quest_flag);
+    ui->enable_graphics_debugging->setEnabled(!Core::System::GetInstance().IsPoweredOn());
+    ui->enable_graphics_debugging->setChecked(Settings::values.renderer_debug);
 }
 
 void ConfigureDebug::ApplyConfiguration() {
@@ -46,6 +48,7 @@ void ConfigureDebug::ApplyConfiguration() {
     Settings::values.program_args = ui->homebrew_args_edit->text().toStdString();
     Settings::values.reporting_services = ui->reporting_services->isChecked();
     Settings::values.quest_flag = ui->quest_flag->isChecked();
+    Settings::values.renderer_debug = ui->enable_graphics_debugging->isChecked();
     Debugger::ToggleConsole();
     Log::Filter filter;
     filter.ParseFilterString(Settings::values.log_filter);

src/yuzu/configuration/configure_debug.ui

@@ -7,7 +7,7 @@
     <x>0</x>
     <y>0</y>
     <width>400</width>
-    <height>474</height>
+    <height>467</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -103,44 +103,6 @@
         </item>
        </layout>
       </item>
-      <item>
-       <widget class="QCheckBox" name="reporting_services">
-        <property name="text">
-         <string>Enable Verbose Reporting Services</string>
-        </property>
-       </widget>
-      </item>
-      <item>
-       <widget class="QLabel" name="label">
-        <property name="font">
-         <font>
-          <italic>true</italic>
-         </font>
-        </property>
-        <property name="text">
-         <string>This will be reset automatically when yuzu closes.</string>
-        </property>
-        <property name="indent">
-         <number>20</number>
-        </property>
-       </widget>
-      </item>
-     </layout>
-    </widget>
-   </item>
-   <item>
-    <widget class="QGroupBox" name="groupBox_5">
-     <property name="title">
-      <string>Advanced</string>
-     </property>
-     <layout class="QVBoxLayout" name="verticalLayout">
-      <item>
-       <widget class="QCheckBox" name="quest_flag">
-        <property name="text">
-         <string>Kiosk (Quest) Mode</string>
-        </property>
-       </widget>
-      </item>
      </layout>
     </widget>
    </item>
@@ -167,6 +129,95 @@
      </layout>
     </widget>
    </item>
+   <item>
+    <widget class="QGroupBox" name="groupBox_4">
+     <property name="title">
+      <string>Graphics</string>
+     </property>
+     <layout class="QVBoxLayout" name="verticalLayout_6">
+      <item>
+       <widget class="QCheckBox" name="enable_graphics_debugging">
+        <property name="enabled">
+         <bool>true</bool>
+        </property>
+        <property name="whatsThis">
+         <string>When checked, the graphics API enters in a slower debugging mode</string>
+        </property>
+        <property name="text">
+         <string>Enable Graphics Debugging</string>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item>
+    <widget class="QGroupBox" name="groupBox_5">
+     <property name="title">
+      <string>Dump</string>
+     </property>
+     <layout class="QVBoxLayout" name="verticalLayout_6">
+      <item>
+       <widget class="QCheckBox" name="dump_decompressed_nso">
+        <property name="whatsThis">
+         <string>When checked, any NSO yuzu tries to load or patch will be copied decompressed to the yuzu/dump directory.</string>
+        </property>
+        <property name="text">
+         <string>Dump Decompressed NSOs</string>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QCheckBox" name="dump_exefs">
+        <property name="whatsThis">
+         <string>When checked, any game that yuzu loads will have its ExeFS dumped to the yuzu/dump directory.</string>
+        </property>
+        <property name="text">
+         <string>Dump ExeFS</string>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QCheckBox" name="reporting_services">
+        <property name="text">
+         <string>Enable Verbose Reporting Services</string>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <widget class="QLabel" name="label">
+        <property name="font">
+         <font>
+          <italic>true</italic>
+         </font>
+        </property>
+        <property name="text">
+         <string>This will be reset automatically when yuzu closes.</string>
+        </property>
+        <property name="indent">
+         <number>20</number>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
+   <item>
+    <widget class="QGroupBox" name="groupBox_6">
+     <property name="title">
+      <string>Advanced</string>
+     </property>
+     <layout class="QVBoxLayout" name="verticalLayout_7">
+      <item>
+       <widget class="QCheckBox" name="quest_flag">
+        <property name="text">
+         <string>Kiosk (Quest) Mode</string>
+        </property>
+       </widget>
+      </item>
+     </layout>
+    </widget>
+   </item>
    <item>
     <spacer name="verticalSpacer">
      <property name="orientation">
@@ -185,6 +236,19 @@
    </item>
   </layout>
  </widget>
+ <tabstops>
+  <tabstop>toggle_gdbstub</tabstop>
+  <tabstop>gdbport_spinbox</tabstop>
+  <tabstop>log_filter_edit</tabstop>
+  <tabstop>toggle_console</tabstop>
+  <tabstop>open_log_button</tabstop>
+  <tabstop>homebrew_args_edit</tabstop>
+  <tabstop>enable_graphics_debugging</tabstop>
+  <tabstop>dump_decompressed_nso</tabstop>
+  <tabstop>dump_exefs</tabstop>
+  <tabstop>reporting_services</tabstop>
+  <tabstop>quest_flag</tabstop>
+ </tabstops>
  <resources/>
  <connections>
   <connection>

src/yuzu/configuration/configure_dialog.cpp

@@ -34,7 +34,7 @@ void ConfigureDialog::SetConfiguration() {}
 
 void ConfigureDialog::ApplyConfiguration() {
     ui->generalTab->ApplyConfiguration();
-    ui->gameListTab->ApplyConfiguration();
+    ui->uiTab->ApplyConfiguration();
     ui->systemTab->ApplyConfiguration();
     ui->profileManagerTab->ApplyConfiguration();
     ui->filesystemTab->applyConfiguration();
@@ -74,7 +74,7 @@ Q_DECLARE_METATYPE(QList<QWidget*>);
 
 void ConfigureDialog::PopulateSelectionList() {
     const std::array<std::pair<QString, QList<QWidget*>>, 5> items{
-        {{tr("General"), {ui->generalTab, ui->webTab, ui->debugTab, ui->gameListTab}},
+        {{tr("General"), {ui->generalTab, ui->webTab, ui->debugTab, ui->uiTab}},
          {tr("System"), {ui->systemTab, ui->profileManagerTab, ui->serviceTab, ui->filesystemTab}},
          {tr("Graphics"), {ui->graphicsTab}},
          {tr("Audio"), {ui->audioTab}},
@@ -108,7 +108,7 @@ void ConfigureDialog::UpdateVisibleTabs() {
         {ui->audioTab, tr("Audio")},
         {ui->debugTab, tr("Debug")},
         {ui->webTab, tr("Web")},
-        {ui->gameListTab, tr("Game List")},
+        {ui->uiTab, tr("UI")},
         {ui->filesystemTab, tr("Filesystem")},
         {ui->serviceTab, tr("Services")},
     };

src/yuzu/configuration/configure_general.cpp

@@ -15,11 +15,6 @@ ConfigureGeneral::ConfigureGeneral(QWidget* parent)
 
     ui->setupUi(this);
 
-    for (const auto& theme : UISettings::themes) {
-        ui->theme_combobox->addItem(QString::fromUtf8(theme.first),
-                                    QString::fromUtf8(theme.second));
-    }
-
     SetConfiguration();
 
     connect(ui->toggle_frame_limit, &QCheckBox::toggled, ui->frame_limit, &QSpinBox::setEnabled);
@@ -30,7 +25,6 @@ ConfigureGeneral::~ConfigureGeneral() = default;
 void ConfigureGeneral::SetConfiguration() {
     ui->toggle_check_exit->setChecked(UISettings::values.confirm_before_closing);
     ui->toggle_user_on_boot->setChecked(UISettings::values.select_user_on_boot);
-    ui->theme_combobox->setCurrentIndex(ui->theme_combobox->findData(UISettings::values.theme));
     ui->toggle_background_pause->setChecked(UISettings::values.pause_when_in_background);
 
     ui->toggle_frame_limit->setChecked(Settings::values.use_frame_limit);
@@ -41,8 +35,6 @@ void ConfigureGeneral::SetConfiguration() {
 void ConfigureGeneral::ApplyConfiguration() {
     UISettings::values.confirm_before_closing = ui->toggle_check_exit->isChecked();
     UISettings::values.select_user_on_boot = ui->toggle_user_on_boot->isChecked();
-    UISettings::values.theme =
-        ui->theme_combobox->itemData(ui->theme_combobox->currentIndex()).toString();
     UISettings::values.pause_when_in_background = ui->toggle_background_pause->isChecked();
 
     Settings::values.use_frame_limit = ui->toggle_frame_limit->isChecked();

src/yuzu/configuration/configure_general.ui

@@ -65,39 +65,12 @@
             </property>
            </widget>
           </item>
-           <item>
-             <widget class="QCheckBox" name="toggle_background_pause">
-               <property name="text">
-                 <string>Pause emulation when in background</string>
-               </property>
-             </widget>
-           </item>
-         </layout>
-        </item>
-       </layout>
-      </widget>
-     </item>
-     <item>
-      <widget class="QGroupBox" name="theme_group_box">
-       <property name="title">
-        <string>Theme</string>
-       </property>
-       <layout class="QHBoxLayout" name="theme_qhbox_layout">
-        <item>
-         <layout class="QVBoxLayout" name="theme_qvbox_layout">
           <item>
-           <layout class="QHBoxLayout" name="theme_qhbox_layout_2">
-            <item>
-             <widget class="QLabel" name="theme_label">
-              <property name="text">
-               <string>Theme:</string>
-              </property>
-             </widget>
-            </item>
-            <item>
-             <widget class="QComboBox" name="theme_combobox"/>
-            </item>
-           </layout>
+           <widget class="QCheckBox" name="toggle_background_pause">
+            <property name="text">
+             <string>Pause emulation when in background</string>
+            </property>
+           </widget>
           </item>
          </layout>
         </item>

src/yuzu/configuration/configure_graphics.cpp

@@ -3,6 +3,13 @@
 // Refer to the license.txt file included.
 
 #include <QColorDialog>
+#include <QComboBox>
+#ifdef HAS_VULKAN
+#include <QVulkanInstance>
+#endif
+
+#include "common/common_types.h"
+#include "common/logging/log.h"
 #include "core/core.h"
 #include "core/settings.h"
 #include "ui_configure_graphics.h"
@@ -51,10 +58,18 @@ Resolution FromResolutionFactor(float factor) {
 
 ConfigureGraphics::ConfigureGraphics(QWidget* parent)
     : QWidget(parent), ui(new Ui::ConfigureGraphics) {
+    vulkan_device = Settings::values.vulkan_device;
+    RetrieveVulkanDevices();
+
     ui->setupUi(this);
 
     SetConfiguration();
 
+    connect(ui->api, static_cast<void (QComboBox::*)(int)>(&QComboBox::currentIndexChanged), this,
+            [this] { UpdateDeviceComboBox(); });
+    connect(ui->device, static_cast<void (QComboBox::*)(int)>(&QComboBox::activated), this,
+            [this](int device) { UpdateDeviceSelection(device); });
+
     connect(ui->bg_button, &QPushButton::clicked, this, [this] {
         const QColor new_bg_color = QColorDialog::getColor(bg_color);
         if (!new_bg_color.isValid()) {
@@ -64,11 +79,22 @@ ConfigureGraphics::ConfigureGraphics(QWidget* parent)
     });
 }
 
+void ConfigureGraphics::UpdateDeviceSelection(int device) {
+    if (device == -1) {
+        return;
+    }
+    if (GetCurrentGraphicsBackend() == Settings::RendererBackend::Vulkan) {
+        vulkan_device = device;
+    }
+}
+
 ConfigureGraphics::~ConfigureGraphics() = default;
 
 void ConfigureGraphics::SetConfiguration() {
     const bool runtime_lock = !Core::System::GetInstance().IsPoweredOn();
 
+    ui->api->setEnabled(runtime_lock);
+    ui->api->setCurrentIndex(static_cast<int>(Settings::values.renderer_backend));
     ui->resolution_factor_combobox->setCurrentIndex(
         static_cast<int>(FromResolutionFactor(Settings::values.resolution_factor)));
     ui->use_disk_shader_cache->setEnabled(runtime_lock);
@@ -80,9 +106,12 @@ void ConfigureGraphics::SetConfiguration() {
     ui->force_30fps_mode->setChecked(Settings::values.force_30fps_mode);
     UpdateBackgroundColorButton(QColor::fromRgbF(Settings::values.bg_red, Settings::values.bg_green,
                                                  Settings::values.bg_blue));
+    UpdateDeviceComboBox();
 }
 
 void ConfigureGraphics::ApplyConfiguration() {
+    Settings::values.renderer_backend = GetCurrentGraphicsBackend();
+    Settings::values.vulkan_device = vulkan_device;
     Settings::values.resolution_factor =
         ToResolutionFactor(static_cast<Resolution>(ui->resolution_factor_combobox->currentIndex()));
     Settings::values.use_disk_shader_cache = ui->use_disk_shader_cache->isChecked();
@@ -116,3 +145,68 @@ void ConfigureGraphics::UpdateBackgroundColorButton(QColor color) {
     const QIcon color_icon(pixmap);
     ui->bg_button->setIcon(color_icon);
 }
+
+void ConfigureGraphics::UpdateDeviceComboBox() {
+    ui->device->clear();
+
+    bool enabled = false;
+    switch (GetCurrentGraphicsBackend()) {
+    case Settings::RendererBackend::OpenGL:
+        ui->device->addItem(tr("OpenGL Graphics Device"));
+        enabled = false;
+        break;
+    case Settings::RendererBackend::Vulkan:
+        for (const auto device : vulkan_devices) {
+            ui->device->addItem(device);
+        }
+        ui->device->setCurrentIndex(vulkan_device);
+        enabled = !vulkan_devices.empty();
+        break;
+    }
+    ui->device->setEnabled(enabled && !Core::System::GetInstance().IsPoweredOn());
+}
+
+void ConfigureGraphics::RetrieveVulkanDevices() {
+#ifdef HAS_VULKAN
+    QVulkanInstance instance;
+    instance.setApiVersion(QVersionNumber(1, 1, 0));
+    if (!instance.create()) {
+        LOG_INFO(Frontend, "Vulkan 1.1 not available");
+        return;
+    }
+    const auto vkEnumeratePhysicalDevices{reinterpret_cast<PFN_vkEnumeratePhysicalDevices>(
+        instance.getInstanceProcAddr("vkEnumeratePhysicalDevices"))};
+    if (vkEnumeratePhysicalDevices == nullptr) {
+        LOG_INFO(Frontend, "Failed to get pointer to vkEnumeratePhysicalDevices");
+        return;
+    }
+    u32 physical_device_count;
+    if (vkEnumeratePhysicalDevices(instance.vkInstance(), &physical_device_count, nullptr) !=
+        VK_SUCCESS) {
+        LOG_INFO(Frontend, "Failed to get physical devices count");
+        return;
+    }
+    std::vector<VkPhysicalDevice> physical_devices(physical_device_count);
+    if (vkEnumeratePhysicalDevices(instance.vkInstance(), &physical_device_count,
+                                   physical_devices.data()) != VK_SUCCESS) {
+        LOG_INFO(Frontend, "Failed to get physical devices");
+        return;
+    }
+
+    const auto vkGetPhysicalDeviceProperties{reinterpret_cast<PFN_vkGetPhysicalDeviceProperties>(
+        instance.getInstanceProcAddr("vkGetPhysicalDeviceProperties"))};
+    if (vkGetPhysicalDeviceProperties == nullptr) {
+        LOG_INFO(Frontend, "Failed to get pointer to vkGetPhysicalDeviceProperties");
+        return;
+    }
+    for (const auto physical_device : physical_devices) {
+        VkPhysicalDeviceProperties properties;
+        vkGetPhysicalDeviceProperties(physical_device, &properties);
+        vulkan_devices.push_back(QString::fromUtf8(properties.deviceName));
+    }
+#endif
+}
+
+Settings::RendererBackend ConfigureGraphics::GetCurrentGraphicsBackend() const {
+    return static_cast<Settings::RendererBackend>(ui->api->currentIndex());
+}

src/yuzu/configuration/configure_graphics.h

@@ -5,7 +5,10 @@
 #pragma once
 
 #include <memory>
+#include <vector>
+#include <QString>
 #include <QWidget>
+#include "core/settings.h"
 
 namespace Ui {
 class ConfigureGraphics;
@@ -27,7 +30,16 @@ private:
     void SetConfiguration();
 
     void UpdateBackgroundColorButton(QColor color);
+    void UpdateDeviceComboBox();
+    void UpdateDeviceSelection(int device);
+
+    void RetrieveVulkanDevices();
+
+    Settings::RendererBackend GetCurrentGraphicsBackend() const;
 
     std::unique_ptr<Ui::ConfigureGraphics> ui;
     QColor bg_color;
+
+    std::vector<QString> vulkan_devices;
+    u32 vulkan_device{};
 };

src/yuzu/configuration/configure_graphics.ui

@@ -7,21 +7,69 @@
     <x>0</x>
     <y>0</y>
     <width>400</width>
-    <height>300</height>
+    <height>321</height>
    </rect>
   </property>
   <property name="windowTitle">
    <string>Form</string>
   </property>
-  <layout class="QVBoxLayout" name="verticalLayout">
+  <layout class="QVBoxLayout" name="verticalLayout_1">
    <item>
-    <layout class="QVBoxLayout" name="verticalLayout_3">
+    <layout class="QVBoxLayout" name="verticalLayout_2">
+     <item>
+      <widget class="QGroupBox" name="groupBox_2">
+       <property name="title">
+        <string>API Settings</string>
+       </property>
+       <layout class="QVBoxLayout" name="verticalLayout_3">
+        <item>
+         <layout class="QHBoxLayout" name="horizontalLayout_4">
+          <item>
+           <widget class="QLabel" name="label_2">
+            <property name="text">
+             <string>API:</string>
+            </property>
+           </widget>
+          </item>
+          <item>
+           <widget class="QComboBox" name="api">
+            <item>
+             <property name="text">
+              <string notr="true">OpenGL</string>
+             </property>
+            </item>
+            <item>
+             <property name="text">
+              <string notr="true">Vulkan</string>
+             </property>
+            </item>
+           </widget>
+          </item>
+         </layout>
+        </item>
+        <item>
+         <layout class="QHBoxLayout" name="horizontalLayout_5">
+          <item>
+           <widget class="QLabel" name="label_3">
+            <property name="text">
+             <string>Device:</string>
+            </property>
+           </widget>
+          </item>
+          <item>
+           <widget class="QComboBox" name="device"/>
+          </item>
+         </layout>
+        </item>
+       </layout>
+      </widget>
+     </item>
      <item>
       <widget class="QGroupBox" name="groupBox">
        <property name="title">
-        <string>Graphics</string>
+        <string>Graphics Settings</string>
        </property>
-       <layout class="QVBoxLayout" name="verticalLayout_2">
+       <layout class="QVBoxLayout" name="verticalLayout_4">
         <item>
          <widget class="QCheckBox" name="use_disk_shader_cache">
           <property name="text">
@@ -29,13 +77,6 @@
           </property>
          </widget>
         </item>
-        <item>
-         <widget class="QCheckBox" name="use_accurate_gpu_emulation">
-          <property name="text">
-           <string>Use accurate GPU emulation (slow)</string>
-          </property>
-         </widget>
-        </item>
         <item>
          <widget class="QCheckBox" name="use_asynchronous_gpu_emulation">
           <property name="text">
@@ -43,6 +84,13 @@
           </property>
          </widget>
         </item>
+        <item>
+         <widget class="QCheckBox" name="use_accurate_gpu_emulation">
+          <property name="text">
+           <string>Use accurate GPU emulation (slow)</string>
+          </property>
+         </widget>
+        </item>
         <item>
          <widget class="QCheckBox" name="force_30fps_mode">
           <property name="text">
@@ -51,11 +99,11 @@
          </widget>
         </item>
         <item>
-         <layout class="QHBoxLayout" name="horizontalLayout">
+         <layout class="QHBoxLayout" name="horizontalLayout_2">
           <item>
            <widget class="QLabel" name="label">
             <property name="text">
-             <string>Internal Resolution</string>
+             <string>Internal Resolution:</string>
             </property>
            </widget>
           </item>
@@ -91,7 +139,7 @@
          </layout>
         </item>
         <item>
-         <layout class="QHBoxLayout" name="horizontalLayout_6">
+         <layout class="QHBoxLayout" name="horizontalLayout_3">
           <item>
            <widget class="QLabel" name="bg_label">
             <property name="text">

src/yuzu/configuration/configure_ui.cpp

@@ -7,8 +7,8 @@
 
 #include "common/common_types.h"
 #include "core/settings.h"
-#include "ui_configure_gamelist.h"
-#include "yuzu/configuration/configure_gamelist.h"
+#include "ui_configure_ui.h"
+#include "yuzu/configuration/configure_ui.h"
 #include "yuzu/uisettings.h"
 
 namespace {
@@ -26,35 +26,40 @@ constexpr std::array row_text_names{
 };
 } // Anonymous namespace
 
-ConfigureGameList::ConfigureGameList(QWidget* parent)
-    : QWidget(parent), ui(new Ui::ConfigureGameList) {
+ConfigureUi::ConfigureUi(QWidget* parent) : QWidget(parent), ui(new Ui::ConfigureUi) {
     ui->setupUi(this);
 
+    for (const auto& theme : UISettings::themes) {
+        ui->theme_combobox->addItem(QString::fromUtf8(theme.first),
+                                    QString::fromUtf8(theme.second));
+    }
+
     InitializeIconSizeComboBox();
     InitializeRowComboBoxes();
 
     SetConfiguration();
 
     // Force game list reload if any of the relevant settings are changed.
-    connect(ui->show_unknown, &QCheckBox::stateChanged, this,
-            &ConfigureGameList::RequestGameListUpdate);
+    connect(ui->show_unknown, &QCheckBox::stateChanged, this, &ConfigureUi::RequestGameListUpdate);
     connect(ui->icon_size_combobox, QOverload<int>::of(&QComboBox::currentIndexChanged), this,
-            &ConfigureGameList::RequestGameListUpdate);
+            &ConfigureUi::RequestGameListUpdate);
     connect(ui->row_1_text_combobox, QOverload<int>::of(&QComboBox::currentIndexChanged), this,
-            &ConfigureGameList::RequestGameListUpdate);
+            &ConfigureUi::RequestGameListUpdate);
     connect(ui->row_2_text_combobox, QOverload<int>::of(&QComboBox::currentIndexChanged), this,
-            &ConfigureGameList::RequestGameListUpdate);
+            &ConfigureUi::RequestGameListUpdate);
 
     // Update text ComboBoxes after user interaction.
     connect(ui->row_1_text_combobox, QOverload<int>::of(&QComboBox::activated),
-            [=]() { ConfigureGameList::UpdateSecondRowComboBox(); });
+            [=]() { ConfigureUi::UpdateSecondRowComboBox(); });
     connect(ui->row_2_text_combobox, QOverload<int>::of(&QComboBox::activated),
-            [=]() { ConfigureGameList::UpdateFirstRowComboBox(); });
+            [=]() { ConfigureUi::UpdateFirstRowComboBox(); });
 }
 
-ConfigureGameList::~ConfigureGameList() = default;
+ConfigureUi::~ConfigureUi() = default;
 
-void ConfigureGameList::ApplyConfiguration() {
+void ConfigureUi::ApplyConfiguration() {
+    UISettings::values.theme =
+        ui->theme_combobox->itemData(ui->theme_combobox->currentIndex()).toString();
     UISettings::values.show_unknown = ui->show_unknown->isChecked();
     UISettings::values.show_add_ons = ui->show_add_ons->isChecked();
     UISettings::values.icon_size = ui->icon_size_combobox->currentData().toUInt();
@@ -63,18 +68,19 @@ void ConfigureGameList::ApplyConfiguration() {
     Settings::Apply();
 }
 
-void ConfigureGameList::RequestGameListUpdate() {
+void ConfigureUi::RequestGameListUpdate() {
     UISettings::values.is_game_list_reload_pending.exchange(true);
 }
 
-void ConfigureGameList::SetConfiguration() {
+void ConfigureUi::SetConfiguration() {
+    ui->theme_combobox->setCurrentIndex(ui->theme_combobox->findData(UISettings::values.theme));
     ui->show_unknown->setChecked(UISettings::values.show_unknown);
     ui->show_add_ons->setChecked(UISettings::values.show_add_ons);
     ui->icon_size_combobox->setCurrentIndex(
         ui->icon_size_combobox->findData(UISettings::values.icon_size));
 }
 
-void ConfigureGameList::changeEvent(QEvent* event) {
+void ConfigureUi::changeEvent(QEvent* event) {
     if (event->type() == QEvent::LanguageChange) {
         RetranslateUI();
     }
@@ -82,7 +88,7 @@ void ConfigureGameList::changeEvent(QEvent* event) {
     QWidget::changeEvent(event);
 }
 
-void ConfigureGameList::RetranslateUI() {
+void ConfigureUi::RetranslateUI() {
     ui->retranslateUi(this);
 
     for (int i = 0; i < ui->icon_size_combobox->count(); i++) {
@@ -97,18 +103,18 @@ void ConfigureGameList::RetranslateUI() {
     }
 }
 
-void ConfigureGameList::InitializeIconSizeComboBox() {
+void ConfigureUi::InitializeIconSizeComboBox() {
     for (const auto& size : default_icon_sizes) {
         ui->icon_size_combobox->addItem(QString::fromUtf8(size.second), size.first);
     }
 }
 
-void ConfigureGameList::InitializeRowComboBoxes() {
+void ConfigureUi::InitializeRowComboBoxes() {
     UpdateFirstRowComboBox(true);
     UpdateSecondRowComboBox(true);
 }
 
-void ConfigureGameList::UpdateFirstRowComboBox(bool init) {
+void ConfigureUi::UpdateFirstRowComboBox(bool init) {
     const int currentIndex =
         init ? UISettings::values.row_1_text_id
              : ui->row_1_text_combobox->findData(ui->row_1_text_combobox->currentData());
@@ -127,7 +133,7 @@ void ConfigureGameList::UpdateFirstRowComboBox(bool init) {
         ui->row_1_text_combobox->findData(ui->row_2_text_combobox->currentData()));
 }
 
-void ConfigureGameList::UpdateSecondRowComboBox(bool init) {
+void ConfigureUi::UpdateSecondRowComboBox(bool init) {
     const int currentIndex =
         init ? UISettings::values.row_2_text_id
              : ui->row_2_text_combobox->findData(ui->row_2_text_combobox->currentData());

src/yuzu/configuration/configure_ui.h

@@ -8,15 +8,15 @@
 #include <QWidget>
 
 namespace Ui {
-class ConfigureGameList;
+class ConfigureUi;
 }
 
-class ConfigureGameList : public QWidget {
+class ConfigureUi : public QWidget {
     Q_OBJECT
 
 public:
-    explicit ConfigureGameList(QWidget* parent = nullptr);
-    ~ConfigureGameList() override;
+    explicit ConfigureUi(QWidget* parent = nullptr);
+    ~ConfigureUi() override;
 
     void ApplyConfiguration();
 
@@ -34,5 +34,5 @@ private:
     void UpdateFirstRowComboBox(bool init = false);
     void UpdateSecondRowComboBox(bool init = false);
 
-    std::unique_ptr<Ui::ConfigureGameList> ui;
+    std::unique_ptr<Ui::ConfigureUi> ui;
 };

src/yuzu/configuration/configure_ui.ui

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <ui version="4.0">
- <class>ConfigureGameList</class>
- <widget class="QWidget" name="ConfigureGameList">
+ <class>ConfigureUi</class>
+ <widget class="QWidget" name="ConfigureUi">
   <property name="geometry">
    <rect>
     <x>0</x>
@@ -21,7 +21,34 @@
        <property name="title">
         <string>General</string>
        </property>
-       <layout class="QHBoxLayout" name="GeneralHorizontalLayout">
+       <layout class="QHBoxLayout" name="horizontalLayout">
+        <item>
+         <layout class="QVBoxLayout" name="verticalLayout">
+          <item>
+           <layout class="QHBoxLayout" name="horizontalLayout_3">
+            <item>
+             <widget class="QLabel" name="theme_label">
+              <property name="text">
+               <string>Theme:</string>
+              </property>
+             </widget>
+            </item>
+            <item>
+             <widget class="QComboBox" name="theme_combobox"/>
+            </item>
+           </layout>
+          </item>
+         </layout>
+        </item>
+       </layout>
+      </widget>
+     </item>
+     <item>
+      <widget class="QGroupBox" name="GameListGroupBox">
+       <property name="title">
+        <string>Game List</string>
+       </property>
+       <layout class="QHBoxLayout" name="GameListHorizontalLayout">
         <item>
          <layout class="QVBoxLayout" name="GeneralVerticalLayout">
           <item>
@@ -38,19 +65,6 @@
             </property>
            </widget>
           </item>
-         </layout>
-        </item>
-       </layout>
-      </widget>
-     </item>
-     <item>
-      <widget class="QGroupBox" name="IconSizeGroupBox">
-       <property name="title">
-        <string>Icon Size</string>
-       </property>
-       <layout class="QHBoxLayout" name="icon_size_qhbox_layout">
-        <item>
-         <layout class="QVBoxLayout" name="icon_size_qvbox_layout">
           <item>
            <layout class="QHBoxLayout" name="icon_size_qhbox_layout_2">
             <item>
@@ -65,19 +79,6 @@
             </item>
            </layout>
           </item>
-         </layout>
-        </item>
-       </layout>
-      </widget>
-     </item>
-     <item>
-      <widget class="QGroupBox" name="RowGroupBox">
-       <property name="title">
-        <string>Row Text</string>
-       </property>
-       <layout class="QHBoxLayout" name="RowHorizontalLayout">
-        <item>
-         <layout class="QVBoxLayout" name="RowVerticalLayout">
           <item>
            <layout class="QHBoxLayout" name="row_1_qhbox_layout">
             <item>

src/yuzu/main.cpp

@@ -806,70 +806,12 @@ void GMainWindow::AllowOSSleep() {
 #endif
 }
 
-QStringList GMainWindow::GetUnsupportedGLExtensions() {
-    QStringList unsupported_ext;
-
-    if (!GLAD_GL_ARB_buffer_storage) {
-        unsupported_ext.append(QStringLiteral("ARB_buffer_storage"));
-    }
-    if (!GLAD_GL_ARB_direct_state_access) {
-        unsupported_ext.append(QStringLiteral("ARB_direct_state_access"));
-    }
-    if (!GLAD_GL_ARB_vertex_type_10f_11f_11f_rev) {
-        unsupported_ext.append(QStringLiteral("ARB_vertex_type_10f_11f_11f_rev"));
-    }
-    if (!GLAD_GL_ARB_texture_mirror_clamp_to_edge) {
-        unsupported_ext.append(QStringLiteral("ARB_texture_mirror_clamp_to_edge"));
-    }
-    if (!GLAD_GL_ARB_multi_bind) {
-        unsupported_ext.append(QStringLiteral("ARB_multi_bind"));
-    }
-    if (!GLAD_GL_ARB_clip_control) {
-        unsupported_ext.append(QStringLiteral("ARB_clip_control"));
-    }
-
-    // Extensions required to support some texture formats.
-    if (!GLAD_GL_EXT_texture_compression_s3tc) {
-        unsupported_ext.append(QStringLiteral("EXT_texture_compression_s3tc"));
-    }
-    if (!GLAD_GL_ARB_texture_compression_rgtc) {
-        unsupported_ext.append(QStringLiteral("ARB_texture_compression_rgtc"));
-    }
-    if (!GLAD_GL_ARB_depth_buffer_float) {
-        unsupported_ext.append(QStringLiteral("ARB_depth_buffer_float"));
-    }
-
-    for (const QString& ext : unsupported_ext) {
-        LOG_CRITICAL(Frontend, "Unsupported GL extension: {}", ext.toStdString());
-    }
-
-    return unsupported_ext;
-}
-
 bool GMainWindow::LoadROM(const QString& filename) {
     // Shutdown previous session if the emu thread is still active...
     if (emu_thread != nullptr)
         ShutdownGame();
 
-    render_window->InitRenderTarget();
-
-    {
-        Core::Frontend::ScopeAcquireWindowContext acquire_context{*render_window};
-        if (!gladLoadGL()) {
-            QMessageBox::critical(this, tr("Error while initializing OpenGL 4.3 Core!"),
-                                  tr("Your GPU may not support OpenGL 4.3, or you do not "
-                                     "have the latest graphics driver."));
-            return false;
-        }
-    }
-
-    const QStringList unsupported_gl_extensions = GetUnsupportedGLExtensions();
-    if (!unsupported_gl_extensions.empty()) {
-        QMessageBox::critical(this, tr("Error while initializing OpenGL Core!"),
-                              tr("Your GPU may not support one or more required OpenGL"
-                                 "extensions. Please ensure you have the latest graphics "
-                                 "driver.<br><br>Unsupported extensions:<br>") +
-                                  unsupported_gl_extensions.join(QStringLiteral("<br>")));
+    if (!render_window->InitRenderTarget()) {
         return false;
     }
 
@@ -980,7 +922,9 @@ void GMainWindow::BootGame(const QString& filename) {
     // Create and start the emulation thread
     emu_thread = std::make_unique<EmuThread>(render_window);
     emit EmulationStarting(emu_thread.get());
-    render_window->moveContext();
+    if (Settings::values.renderer_backend == Settings::RendererBackend::OpenGL) {
+        render_window->moveContext();
+    }
     emu_thread->start();
 
     connect(render_window, &GRenderWindow::Closed, this, &GMainWindow::OnStopGame);
@@ -2195,6 +2139,18 @@ void GMainWindow::closeEvent(QCloseEvent* event) {
     QWidget::closeEvent(event);
 }
 
+void GMainWindow::keyPressEvent(QKeyEvent* event) {
+    if (render_window) {
+        render_window->ForwardKeyPressEvent(event);
+    }
+}
+
+void GMainWindow::keyReleaseEvent(QKeyEvent* event) {
+    if (render_window) {
+        render_window->ForwardKeyReleaseEvent(event);
+    }
+}
+
 static bool IsSingleFileDropEvent(QDropEvent* event) {
     const QMimeData* mimeData = event->mimeData();
     return mimeData->hasUrls() && mimeData->urls().length() == 1;
@@ -2227,18 +2183,6 @@ void GMainWindow::dragMoveEvent(QDragMoveEvent* event) {
     event->acceptProposedAction();
 }
 
-void GMainWindow::keyPressEvent(QKeyEvent* event) {
-    if (render_window) {
-        render_window->ForwardKeyPressEvent(event);
-    }
-}
-
-void GMainWindow::keyReleaseEvent(QKeyEvent* event) {
-    if (render_window) {
-        render_window->ForwardKeyReleaseEvent(event);
-    }
-}
-
 bool GMainWindow::ConfirmChangeGame() {
     if (emu_thread == nullptr)
         return true;

src/yuzu/main.h

@@ -130,7 +130,6 @@ private:
     void PreventOSSleep();
     void AllowOSSleep();
 
-    QStringList GetUnsupportedGLExtensions();
     bool LoadROM(const QString& filename);
     void BootGame(const QString& filename);
     void ShutdownGame();

src/yuzu_cmd/CMakeLists.txt

@@ -8,11 +8,22 @@ add_executable(yuzu-cmd
     emu_window/emu_window_sdl2_gl.h
     emu_window/emu_window_sdl2.cpp
     emu_window/emu_window_sdl2.h
+    emu_window/emu_window_sdl2_gl.cpp
+    emu_window/emu_window_sdl2_gl.h
     resource.h
     yuzu.cpp
     yuzu.rc
 )
 
+if (ENABLE_VULKAN)
+    target_sources(yuzu-cmd PRIVATE
+                   emu_window/emu_window_sdl2_vk.cpp
+                   emu_window/emu_window_sdl2_vk.h)
+
+    target_include_directories(yuzu-cmd PRIVATE ../../externals/Vulkan-Headers/include)
+    target_compile_definitions(yuzu-cmd PRIVATE HAS_VULKAN)
+endif()
+
 create_target_directory_groups(yuzu-cmd)
 
 target_link_libraries(yuzu-cmd PRIVATE common core input_common)

src/yuzu_cmd/config.cpp

@@ -371,6 +371,12 @@ void Config::ReadValues() {
     Settings::values.use_multi_core = sdl2_config->GetBoolean("Core", "use_multi_core", false);
 
     // Renderer
+    const int renderer_backend = sdl2_config->GetInteger(
+        "Renderer", "backend", static_cast<int>(Settings::RendererBackend::OpenGL));
+    Settings::values.renderer_backend = static_cast<Settings::RendererBackend>(renderer_backend);
+    Settings::values.renderer_debug = sdl2_config->GetBoolean("Renderer", "debug", false);
+    Settings::values.vulkan_device = sdl2_config->GetInteger("Renderer", "vulkan_device", 0);
+
     Settings::values.resolution_factor =
         static_cast<float>(sdl2_config->GetReal("Renderer", "resolution_factor", 1.0));
     Settings::values.use_frame_limit = sdl2_config->GetBoolean("Renderer", "use_frame_limit", true);

src/yuzu_cmd/default_ini.h

@@ -98,6 +98,17 @@ udp_pad_index=
 use_multi_core=
 
 [Renderer]
+# Which backend API to use.
+# 0 (default): OpenGL, 1: Vulkan
+backend =
+
+# Enable graphics API debugging mode.
+# 0 (default): Disabled, 1: Enabled
+debug =
+
+# Which Vulkan physical device to use (defaults to 0)
+vulkan_device =
+
 # Whether to use software or hardware rendering.
 # 0: Software, 1 (default): Hardware
 use_hw_renderer =

src/yuzu_cmd/emu_window/emu_window_sdl2.cpp

@@ -89,6 +89,10 @@ bool EmuWindow_SDL2::IsOpen() const {
     return is_open;
 }
 
+bool EmuWindow_SDL2::IsShown() const {
+    return is_shown;
+}
+
 void EmuWindow_SDL2::OnResize() {
     int width, height;
     SDL_GetWindowSize(render_window, &width, &height);

src/yuzu_cmd/emu_window/emu_window_sdl2.h

@@ -21,6 +21,9 @@ public:
     /// Whether the window is still open, and a close request hasn't yet been sent
     bool IsOpen() const;
 
+    /// Returns if window is shown (not minimized)
+    bool IsShown() const override;
+
 protected:
     /// Called by PollEvents when a key is pressed or released.
     void OnKeyEvent(int key, u8 state);

src/yuzu_cmd/emu_window/emu_window_sdl2_gl.cpp

@@ -9,6 +9,7 @@
 #include <SDL.h>
 #include <fmt/format.h>
 #include <glad/glad.h>
+#include "common/assert.h"
 #include "common/logging/log.h"
 #include "common/scm_rev.h"
 #include "common/string_util.h"
@@ -151,6 +152,12 @@ void EmuWindow_SDL2_GL::DoneCurrent() {
     SDL_GL_MakeCurrent(render_window, nullptr);
 }
 
+void EmuWindow_SDL2_GL::RetrieveVulkanHandlers(void* get_instance_proc_addr, void* instance,
+                                               void* surface) const {
+    // Should not have been called from OpenGL
+    UNREACHABLE();
+}
+
 std::unique_ptr<Core::Frontend::GraphicsContext> EmuWindow_SDL2_GL::CreateSharedContext() const {
     return std::make_unique<SDLGLContext>();
 }

src/yuzu_cmd/emu_window/emu_window_sdl2_gl.h

@@ -22,6 +22,10 @@ public:
     /// Releases the GL context from the caller thread
     void DoneCurrent() override;
 
+    /// Ignored in OpenGL
+    void RetrieveVulkanHandlers(void* get_instance_proc_addr, void* instance,
+                                void* surface) const override;
+
     std::unique_ptr<Core::Frontend::GraphicsContext> CreateSharedContext() const override;
 
 private:

src/yuzu_cmd/emu_window/emu_window_sdl2_vk.cpp

@@ -0,0 +1,162 @@
+// Copyright 2018 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <algorithm>
+#include <string>
+#include <vector>
+#include <SDL.h>
+#include <SDL_vulkan.h>
+#include <fmt/format.h>
+#include <vulkan/vulkan.h>
+#include "common/assert.h"
+#include "common/logging/log.h"
+#include "common/scm_rev.h"
+#include "core/settings.h"
+#include "yuzu_cmd/emu_window/emu_window_sdl2_vk.h"
+
+EmuWindow_SDL2_VK::EmuWindow_SDL2_VK(bool fullscreen) : EmuWindow_SDL2(fullscreen) {
+    if (SDL_Vulkan_LoadLibrary(nullptr) != 0) {
+        LOG_CRITICAL(Frontend, "SDL failed to load the Vulkan library: {}", SDL_GetError());
+        exit(EXIT_FAILURE);
+    }
+
+    vkGetInstanceProcAddr =
+        reinterpret_cast<PFN_vkGetInstanceProcAddr>(SDL_Vulkan_GetVkGetInstanceProcAddr());
+    if (vkGetInstanceProcAddr == nullptr) {
+        LOG_CRITICAL(Frontend, "Failed to retrieve Vulkan function pointer!");
+        exit(EXIT_FAILURE);
+    }
+
+    const std::string window_title = fmt::format("yuzu {} | {}-{} (Vulkan)", Common::g_build_name,
+                                                 Common::g_scm_branch, Common::g_scm_desc);
+    render_window =
+        SDL_CreateWindow(window_title.c_str(),
+                         SDL_WINDOWPOS_UNDEFINED, // x position
+                         SDL_WINDOWPOS_UNDEFINED, // y position
+                         Layout::ScreenUndocked::Width, Layout::ScreenUndocked::Height,
+                         SDL_WINDOW_RESIZABLE | SDL_WINDOW_ALLOW_HIGHDPI | SDL_WINDOW_VULKAN);
+
+    const bool use_standard_layers = UseStandardLayers(vkGetInstanceProcAddr);
+
+    u32 extra_ext_count{};
+    if (!SDL_Vulkan_GetInstanceExtensions(render_window, &extra_ext_count, NULL)) {
+        LOG_CRITICAL(Frontend, "Failed to query Vulkan extensions count from SDL! {}",
+                     SDL_GetError());
+        exit(1);
+    }
+
+    auto extra_ext_names = std::make_unique<const char* []>(extra_ext_count);
+    if (!SDL_Vulkan_GetInstanceExtensions(render_window, &extra_ext_count, extra_ext_names.get())) {
+        LOG_CRITICAL(Frontend, "Failed to query Vulkan extensions from SDL! {}", SDL_GetError());
+        exit(1);
+    }
+    std::vector<const char*> enabled_extensions;
+    enabled_extensions.insert(enabled_extensions.begin(), extra_ext_names.get(),
+                              extra_ext_names.get() + extra_ext_count);
+
+    std::vector<const char*> enabled_layers;
+    if (use_standard_layers) {
+        enabled_extensions.push_back(VK_EXT_DEBUG_UTILS_EXTENSION_NAME);
+        enabled_layers.push_back("VK_LAYER_LUNARG_standard_validation");
+    }
+
+    VkApplicationInfo app_info{};
+    app_info.sType = VK_STRUCTURE_TYPE_APPLICATION_INFO;
+    app_info.apiVersion = VK_API_VERSION_1_1;
+    app_info.applicationVersion = VK_MAKE_VERSION(0, 1, 0);
+    app_info.pApplicationName = "yuzu-emu";
+    app_info.engineVersion = VK_MAKE_VERSION(0, 1, 0);
+    app_info.pEngineName = "yuzu-emu";
+
+    VkInstanceCreateInfo instance_ci{};
+    instance_ci.sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO;
+    instance_ci.pApplicationInfo = &app_info;
+    instance_ci.enabledExtensionCount = static_cast<u32>(enabled_extensions.size());
+    instance_ci.ppEnabledExtensionNames = enabled_extensions.data();
+    if (Settings::values.renderer_debug) {
+        instance_ci.enabledLayerCount = static_cast<u32>(enabled_layers.size());
+        instance_ci.ppEnabledLayerNames = enabled_layers.data();
+    }
+
+    const auto vkCreateInstance =
+        reinterpret_cast<PFN_vkCreateInstance>(vkGetInstanceProcAddr(nullptr, "vkCreateInstance"));
+    if (vkCreateInstance == nullptr ||
+        vkCreateInstance(&instance_ci, nullptr, &vk_instance) != VK_SUCCESS) {
+        LOG_CRITICAL(Frontend, "Failed to create Vulkan instance!");
+        exit(EXIT_FAILURE);
+    }
+
+    vkDestroyInstance = reinterpret_cast<PFN_vkDestroyInstance>(
+        vkGetInstanceProcAddr(vk_instance, "vkDestroyInstance"));
+    if (vkDestroyInstance == nullptr) {
+        LOG_CRITICAL(Frontend, "Failed to retrieve Vulkan function pointer!");
+        exit(EXIT_FAILURE);
+    }
+
+    if (!SDL_Vulkan_CreateSurface(render_window, vk_instance, &vk_surface)) {
+        LOG_CRITICAL(Frontend, "Failed to create Vulkan surface! {}", SDL_GetError());
+        exit(EXIT_FAILURE);
+    }
+
+    OnResize();
+    OnMinimalClientAreaChangeRequest(GetActiveConfig().min_client_area_size);
+    SDL_PumpEvents();
+    LOG_INFO(Frontend, "yuzu Version: {} | {}-{} (Vulkan)", Common::g_build_name,
+             Common::g_scm_branch, Common::g_scm_desc);
+}
+
+EmuWindow_SDL2_VK::~EmuWindow_SDL2_VK() {
+    vkDestroyInstance(vk_instance, nullptr);
+}
+
+void EmuWindow_SDL2_VK::SwapBuffers() {}
+
+void EmuWindow_SDL2_VK::MakeCurrent() {
+    // Unused on Vulkan
+}
+
+void EmuWindow_SDL2_VK::DoneCurrent() {
+    // Unused on Vulkan
+}
+
+void EmuWindow_SDL2_VK::RetrieveVulkanHandlers(void* get_instance_proc_addr, void* instance,
+                                               void* surface) const {
+    const auto instance_proc_addr = vkGetInstanceProcAddr;
+    std::memcpy(get_instance_proc_addr, &instance_proc_addr, sizeof(instance_proc_addr));
+    std::memcpy(instance, &vk_instance, sizeof(vk_instance));
+    std::memcpy(surface, &vk_surface, sizeof(vk_surface));
+}
+
+std::unique_ptr<Core::Frontend::GraphicsContext> EmuWindow_SDL2_VK::CreateSharedContext() const {
+    return nullptr;
+}
+
+bool EmuWindow_SDL2_VK::UseStandardLayers(PFN_vkGetInstanceProcAddr vkGetInstanceProcAddr) const {
+    if (!Settings::values.renderer_debug) {
+        return false;
+    }
+
+    const auto vkEnumerateInstanceLayerProperties =
+        reinterpret_cast<PFN_vkEnumerateInstanceLayerProperties>(
+            vkGetInstanceProcAddr(nullptr, "vkEnumerateInstanceLayerProperties"));
+    if (vkEnumerateInstanceLayerProperties == nullptr) {
+        LOG_CRITICAL(Frontend, "Failed to retrieve Vulkan function pointer!");
+        return false;
+    }
+
+    u32 available_layers_count{};
+    if (vkEnumerateInstanceLayerProperties(&available_layers_count, nullptr) != VK_SUCCESS) {
+        LOG_CRITICAL(Frontend, "Failed to enumerate Vulkan validation layers!");
+        return false;
+    }
+    std::vector<VkLayerProperties> layers(available_layers_count);
+    if (vkEnumerateInstanceLayerProperties(&available_layers_count, layers.data()) != VK_SUCCESS) {
+        LOG_CRITICAL(Frontend, "Failed to enumerate Vulkan validation layers!");
+        return false;
+    }
+
+    return std::find_if(layers.begin(), layers.end(), [&](const auto& layer) {
+               return layer.layerName == std::string("VK_LAYER_LUNARG_standard_validation");
+           }) != layers.end();
+}

src/yuzu_cmd/emu_window/emu_window_sdl2_vk.h

@@ -0,0 +1,39 @@
+// Copyright 2018 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <vulkan/vulkan.h>
+#include "core/frontend/emu_window.h"
+#include "yuzu_cmd/emu_window/emu_window_sdl2.h"
+
+class EmuWindow_SDL2_VK final : public EmuWindow_SDL2 {
+public:
+    explicit EmuWindow_SDL2_VK(bool fullscreen);
+    ~EmuWindow_SDL2_VK();
+
+    /// Swap buffers to display the next frame
+    void SwapBuffers() override;
+
+    /// Makes the graphics context current for the caller thread
+    void MakeCurrent() override;
+
+    /// Releases the GL context from the caller thread
+    void DoneCurrent() override;
+
+    /// Retrieves Vulkan specific handlers from the window
+    void RetrieveVulkanHandlers(void* get_instance_proc_addr, void* instance,
+                                void* surface) const override;
+
+    std::unique_ptr<Core::Frontend::GraphicsContext> CreateSharedContext() const override;
+
+private:
+    bool UseStandardLayers(PFN_vkGetInstanceProcAddr vkGetInstanceProcAddr) const;
+
+    VkInstance vk_instance{};
+    VkSurfaceKHR vk_surface{};
+
+    PFN_vkGetInstanceProcAddr vkGetInstanceProcAddr{};
+    PFN_vkDestroyInstance vkDestroyInstance{};
+};

src/yuzu_cmd/yuzu.cpp

@@ -32,6 +32,9 @@
 #include "yuzu_cmd/config.h"
 #include "yuzu_cmd/emu_window/emu_window_sdl2.h"
 #include "yuzu_cmd/emu_window/emu_window_sdl2_gl.h"
+#ifdef HAS_VULKAN
+#include "yuzu_cmd/emu_window/emu_window_sdl2_vk.h"
+#endif
 
 #include "core/file_sys/registered_cache.h"
 
@@ -174,7 +177,20 @@ int main(int argc, char** argv) {
     Settings::values.use_gdbstub = use_gdbstub;
     Settings::Apply();
 
-    std::unique_ptr<EmuWindow_SDL2> emu_window{std::make_unique<EmuWindow_SDL2_GL>(fullscreen)};
+    std::unique_ptr<EmuWindow_SDL2> emu_window;
+    switch (Settings::values.renderer_backend) {
+    case Settings::RendererBackend::OpenGL:
+        emu_window = std::make_unique<EmuWindow_SDL2_GL>(fullscreen);
+        break;
+    case Settings::RendererBackend::Vulkan:
+#ifdef HAS_VULKAN
+        emu_window = std::make_unique<EmuWindow_SDL2_VK>(fullscreen);
+        break;
+#else
+        LOG_CRITICAL(Frontend, "Vulkan backend has not been compiled!");
+        return 1;
+#endif
+    }
 
     if (!Settings::values.use_multi_core) {
         // Single core mode must acquire OpenGL context for entire emulation session

src/yuzu_tester/emu_window/emu_window_sdl2_hide.cpp

@@ -5,10 +5,15 @@
 #include <algorithm>
 #include <cstdlib>
 #include <string>
+
+#include <fmt/format.h>
+
 #define SDL_MAIN_HANDLED
 #include <SDL.h>
-#include <fmt/format.h>
+
 #include <glad/glad.h>
+
+#include "common/assert.h"
 #include "common/logging/log.h"
 #include "common/scm_rev.h"
 #include "core/settings.h"
@@ -120,3 +125,11 @@ void EmuWindow_SDL2_Hide::MakeCurrent() {
 void EmuWindow_SDL2_Hide::DoneCurrent() {
     SDL_GL_MakeCurrent(render_window, nullptr);
 }
+
+bool EmuWindow_SDL2_Hide::IsShown() const {
+    return false;
+}
+
+void EmuWindow_SDL2_Hide::RetrieveVulkanHandlers(void*, void*, void*) const {
+    UNREACHABLE();
+}

src/yuzu_tester/emu_window/emu_window_sdl2_hide.h

@@ -25,6 +25,13 @@ public:
     /// Releases the GL context from the caller thread
     void DoneCurrent() override;
 
+    /// Whether the screen is being shown or not.
+    bool IsShown() const override;
+
+    /// Retrieves Vulkan specific handlers from the window
+    void RetrieveVulkanHandlers(void* get_instance_proc_addr, void* instance,
+                                void* surface) const override;
+
     /// Whether the window is still open, and a close request hasn't yet been sent
     bool IsOpen() const;