window: create Vulkan surface visible on main thread

src/graphics/presentation/window/windowInternal.h

@@ -9,13 +9,10 @@
 
 #include <atomic>
 #include <cstdint>
+#include <functional>
 #include <memory>
 #include <vector>
 
-#if defined(__APPLE__)
-#include <functional>
-#endif
-
 namespace Libs::Graphics {
 
 class Presenter;
@@ -39,6 +36,7 @@ struct WindowContext {
 	KYTY_CLASS_NO_COPY(WindowContext);
 
 	[[nodiscard]] static vk::PhysicalDeviceVulkan13Features RequiredVulkan13Features() noexcept;
+	[[nodiscard]] static uint32_t InitialWindowFlags(bool fullscreen) noexcept;
 	void                                                    CreateVulkan();
 	void                                                    RecreateSurface();
 	void                                                    RefreshSurfaceCapabilities();
@@ -49,36 +47,25 @@ struct WindowContext {
 	void ProcessDisplayEvent(const SDL_DisplayEvent& event);
 	void ProcessEvent(double time_seconds);
 	void Run();
-
-#if defined(__APPLE__)
-	// AppKit only allows window operations (show, icon, title, view/layer changes) on the
-	// main thread; the present thread marshals them through the SDL main loop with these.
-	// wait=true blocks until the task has run on the main thread.
-	void RunOnMainThread(std::function<void()> task, bool wait);
+	// SDL window operations must complete on the main thread.
+	void RunOnMainThread(std::function<void()> task);
 	void DrainMainThreadTasks();
-#endif
 
 	GraphicContext                 graphic_ctx;
 	SDL_Window*                    window        = nullptr;
-	bool                           window_hidden = true;
 	vk::SurfaceKHR                 surface       = nullptr;
 	SurfaceCapabilities            surface_capabilities;
 	std::unique_ptr<RenderContext> render_context;
 	std::unique_ptr<Presenter>     presenter;
 	WindowLoopState                loop;
 
-	char device_name[VK_MAX_PHYSICAL_DEVICE_NAME_SIZE] = {0};
-	char processor_name[64]                            = {0};
-
 	Common::Mutex mutex;
 
-#if defined(__APPLE__)
 	Common::Mutex                      main_task_mutex;
 	Common::CondVar                    main_task_done;
 	std::vector<std::function<void()>> main_tasks;            // guarded by main_task_mutex
 	uint64_t                           main_tasks_queued = 0; // guarded by main_task_mutex
 	uint64_t                           main_tasks_run    = 0; // guarded by main_task_mutex
-#endif
 };
 
 } // namespace Libs::Graphics