Rename to DuckStation

src/duckstation/sdl_interface.h

@@ -0,0 +1,90 @@
+#pragma once
+#include "YBaseLib/String.h"
+#include "YBaseLib/Timer.h"
+#include "common/gl_program.h"
+#include "common/gl_texture.h"
+#include "core/host_interface.h"
+#include <SDL.h>
+#include <array>
+#include <deque>
+#include <mutex>
+#include <memory>
+
+class System;
+class DigitalController;
+class MemoryCard;
+
+class SDLInterface : public HostInterface
+{
+public:
+  SDLInterface();
+  ~SDLInterface();
+
+  static std::unique_ptr<SDLInterface> Create();
+
+  static TinyString GetSaveStateFilename(u32 index);
+
+  void SetDisplayTexture(GL::Texture* texture, u32 offset_x, u32 offset_y, u32 width, u32 height, float aspect_ratio) override;
+
+  void ReportMessage(const char* message) override;
+
+  // Adds OSD messages, duration is in seconds.
+  void AddOSDMessage(const char* message, float duration = 2.0f) override;
+
+  void ConnectDevices();
+
+  void Run();
+
+private:
+  struct OSDMessage
+  {
+    String text;
+    Timer time;
+    float duration;
+  };
+
+  bool CreateSDLWindow();
+  bool CreateGLContext();
+  bool CreateImGuiContext();
+  bool CreateGLResources();
+
+  // We only pass mouse input through if it's grabbed
+  bool IsWindowFullscreen() const;
+  void RenderImGui();
+  void DoLoadState(u32 index);
+  void DoSaveState(u32 index);
+
+  bool HandleSDLEvent(const SDL_Event* event);
+  bool PassEventToImGui(const SDL_Event* event);
+  void Render();
+  void RenderDisplay();
+  void RenderMainMenuBar();
+  void RenderOSDMessages();
+
+  SDL_Window* m_window = nullptr;
+  SDL_GLContext m_gl_context = nullptr;
+  int m_window_width = 0;
+  int m_window_height = 0;
+
+  GL::Program m_display_program;
+  GLuint m_display_vao = 0;
+  GL::Texture* m_display_texture = nullptr;
+  u32 m_display_texture_offset_x = 0;
+  u32 m_display_texture_offset_y = 0;
+  u32 m_display_texture_width = 0;
+  u32 m_display_texture_height = 0;
+  float m_display_aspect_ratio = 1.0f;
+  bool m_display_texture_changed = false;
+
+  std::deque<OSDMessage> m_osd_messages;
+  std::mutex m_osd_messages_lock;
+
+  std::shared_ptr<DigitalController> m_controller;
+  std::shared_ptr<MemoryCard> m_memory_card;
+
+  float m_vps = 0.0f;
+  float m_fps = 0.0f;
+  u32 m_last_frame_number = 0;
+  u32 m_last_internal_frame_number = 0;
+  Timer m_fps_timer;
+};