yuzu: Drop SDL2 and Qt frontend Vulkan requirements

Create Vulkan instances and surfaces from the Vulkan backend.

4 files changed, 46 insertions, 141 deletions

diff --git a/src/yuzu_cmd/emu_window/emu_window_sdl2_gl.cpp b/src/yuzu_cmd/emu_window/emu_window_sdl2_gl.cpp
index 3522dcf6d..411e7e647 100644
--- a/src/yuzu_cmd/emu_window/emu_window_sdl2_gl.cpp
+++ b/src/yuzu_cmd/emu_window/emu_window_sdl2_gl.cpp
@@ -156,12 +156,6 @@ EmuWindow_SDL2_GL::~EmuWindow_SDL2_GL() {
     SDL_GL_DeleteContext(window_context);
 }
 
-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>();
 }
diff --git a/src/yuzu_cmd/emu_window/emu_window_sdl2_gl.h b/src/yuzu_cmd/emu_window/emu_window_sdl2_gl.h
index e092021d7..48bb41683 100644
--- a/src/yuzu_cmd/emu_window/emu_window_sdl2_gl.h
+++ b/src/yuzu_cmd/emu_window/emu_window_sdl2_gl.h
@@ -15,10 +15,6 @@ public:
 
     void Present() 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:
diff --git a/src/yuzu_cmd/emu_window/emu_window_sdl2_vk.cpp b/src/yuzu_cmd/emu_window/emu_window_sdl2_vk.cpp
index 46d053f04..f2990910e 100644
--- a/src/yuzu_cmd/emu_window/emu_window_sdl2_vk.cpp
+++ b/src/yuzu_cmd/emu_window/emu_window_sdl2_vk.cpp
@@ -2,102 +2,62 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include <algorithm>
+#include <cstdlib>
+#include <memory>
 #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 "video_core/renderer_vulkan/renderer_vulkan.h"
 #include "yuzu_cmd/emu_window/emu_window_sdl2_vk.h"
 
+// Include these late to avoid polluting everything with Xlib macros
+#include <SDL.h>
+#include <SDL_syswm.h>
+
 EmuWindow_SDL2_VK::EmuWindow_SDL2_VK(Core::System& system, bool fullscreen)
     : EmuWindow_SDL2{system, 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
+        SDL_CreateWindow(window_title.c_str(), SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED,
                          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";
+                         SDL_WINDOW_RESIZABLE | SDL_WINDOW_ALLOW_HIGHDPI);
 
-    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();
+    SDL_SysWMinfo wm;
+    if (SDL_GetWindowWMInfo(render_window, &wm) == SDL_FALSE) {
+        LOG_CRITICAL(Frontend, "Failed to get information from the window manager");
+        std::exit(EXIT_FAILURE);
     }
 
-    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);
+    switch (wm.subsystem) {
+#ifdef SDL_VIDEO_DRIVER_WINDOWS
+    case SDL_SYSWM_TYPE::SDL_SYSWM_WINDOWS:
+        window_info.type = Core::Frontend::WindowSystemType::Windows;
+        window_info.render_surface = reinterpret_cast<void*>(wm.info.win.window);
+        break;
+#endif
+#ifdef SDL_VIDEO_DRIVER_X11
+    case SDL_SYSWM_TYPE::SDL_SYSWM_X11:
+        window_info.type = Core::Frontend::WindowSystemType::X11;
+        window_info.display_connection = wm.info.x11.display;
+        window_info.render_surface = reinterpret_cast<void*>(wm.info.x11.window);
+        break;
+#endif
+#ifdef SDL_VIDEO_DRIVER_WAYLAND
+    case SDL_SYSWM_TYPE::SDL_SYSWM_WAYLAND:
+        window_info.type = Core::Frontend::WindowSystemType::Wayland;
+        window_info.display_connection = wm.info.wl.display;
+        window_info.render_surface = wm.info.wl.surface;
+        break;
+#endif
+    default:
+        LOG_CRITICAL(Frontend, "Window manager subsystem not implemented");
+        std::exit(EXIT_FAILURE);
     }
 
     OnResize();
@@ -107,51 +67,12 @@ EmuWindow_SDL2_VK::EmuWindow_SDL2_VK(Core::System& system, bool fullscreen)
              Common::g_scm_branch, Common::g_scm_desc);
 }
 
-EmuWindow_SDL2_VK::~EmuWindow_SDL2_VK() {
-    vkDestroyInstance(vk_instance, nullptr);
-}
-
-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));
-}
+EmuWindow_SDL2_VK::~EmuWindow_SDL2_VK() = default;
 
 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();
-}
-
 void EmuWindow_SDL2_VK::Present() {
     // TODO (bunnei): ImplementMe
 }
diff --git a/src/yuzu_cmd/emu_window/emu_window_sdl2_vk.h b/src/yuzu_cmd/emu_window/emu_window_sdl2_vk.h
index 3dd1f3f61..b8021ebea 100644
--- a/src/yuzu_cmd/emu_window/emu_window_sdl2_vk.h
+++ b/src/yuzu_cmd/emu_window/emu_window_sdl2_vk.h
@@ -4,27 +4,21 @@
 
 #pragma once
 
-#include <vulkan/vulkan.h>
+#include <memory>
+
 #include "core/frontend/emu_window.h"
 #include "yuzu_cmd/emu_window/emu_window_sdl2.h"
 
+namespace Core {
+class System;
+}
+
 class EmuWindow_SDL2_VK final : public EmuWindow_SDL2 {
 public:
     explicit EmuWindow_SDL2_VK(Core::System& system, bool fullscreen);
     ~EmuWindow_SDL2_VK();
 
     void Present() override;
-    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{};
 };