Build: Rename duckstation to duckstation-sdl

src/duckstation-sdl/sdl_host_interface.h

@@ -0,0 +1,142 @@
+#pragma once
+#include "common/gl/program.h"
+#include "common/gl/texture.h"
+#include "core/host_display.h"
+#include "core/host_interface.h"
+#include <SDL.h>
+#include <array>
+#include <deque>
+#include <map>
+#include <memory>
+#include <mutex>
+#include <string>
+
+class System;
+class AudioStream;
+
+class Controller;
+
+class SDLHostInterface final : public HostInterface
+{
+public:
+  SDLHostInterface();
+  ~SDLHostInterface();
+
+  static std::unique_ptr<SDLHostInterface> Create(const char* filename = nullptr, const char* exp1_filename = nullptr,
+                                                  const char* save_state_filename = nullptr);
+
+  static std::string GetSaveStateFilename(u32 index);
+
+  void ReportError(const char* message) override;
+  void ReportMessage(const char* message) override;
+
+  void Run();
+
+private:
+  enum class KeyboardControllerAction
+  {
+    Up,
+    Down,
+    Left,
+    Right,
+    Triangle,
+    Cross,
+    Square,
+    Circle,
+    L1,
+    R1,
+    L2,
+    R2,
+    Start,
+    Select,
+    Count
+  };
+
+  using KeyboardControllerActionMap = std::array<s32, static_cast<int>(KeyboardControllerAction::Count)>;
+
+  struct ControllerData
+  {
+    SDL_GameController* controller;
+    SDL_Haptic* haptic;
+    u32 controller_index;
+    float last_rumble_strength;
+  };
+
+  static constexpr u32 NUM_QUICK_SAVE_STATES = 10;
+  static constexpr char RESUME_SAVESTATE_FILENAME[] = "savestate_resume.bin";
+
+  bool HasSystem() const { return static_cast<bool>(m_system); }
+
+#ifdef WIN32
+  bool UseOpenGLRenderer() const { return m_settings.gpu_renderer == GPURenderer::HardwareOpenGL; }
+#else
+  bool UseOpenGLRenderer() const { return true; }
+#endif
+
+  bool CreateSDLWindow();
+  void DestroySDLWindow();
+  bool CreateDisplay();
+  void DestroyDisplay();
+  void CreateImGuiContext();
+  void CreateAudioStream();
+
+  void SaveSettings();
+
+  void QueueSwitchGPURenderer();
+  void SwitchGPURenderer();
+  void SwitchAudioBackend();
+  void UpdateFullscreen();
+  void UpdateControllerMapping();
+
+  // We only pass mouse input through if it's grabbed
+  void DrawImGui();
+  void DoPowerOff();
+  void DoResume();
+  void DoStartDisc();
+  void DoStartBIOS();
+  void DoChangeDisc();
+  void DoLoadState(u32 index);
+  void DoSaveState(u32 index);
+  void DoTogglePause();
+  void DoFrameStep();
+  void DoToggleFullscreen();
+
+  void HandleSDLEvent(const SDL_Event* event);
+  void HandleSDLKeyEvent(const SDL_Event* event);
+
+  void UpdateKeyboardControllerMapping();
+  bool HandleSDLKeyEventForController(const SDL_Event* event);
+
+  bool OpenGameController(int index);
+  bool CloseGameController(int index);
+  void CloseGameControllers();
+  void UpdateControllerControllerMapping();
+  void HandleSDLControllerAxisEventForController(const SDL_Event* event);
+  void HandleSDLControllerButtonEventForController(const SDL_Event* event);
+  void UpdateControllerRumble();
+
+  void DrawMainMenuBar();
+  void DrawQuickSettingsMenu();
+  void DrawDebugMenu();
+  void DrawPoweredOffWindow();
+  void DrawSettingsWindow();
+  void DrawAboutWindow();
+  bool DrawFileChooser(const char* label, std::string* path, const char* filter = nullptr);
+
+  SDL_Window* m_window = nullptr;
+  std::unique_ptr<HostDisplayTexture> m_app_icon_texture;
+
+  KeyboardControllerActionMap m_keyboard_button_mapping;
+
+  std::map<int, ControllerData> m_sdl_controllers;
+  std::array<s32, SDL_CONTROLLER_AXIS_MAX> m_controller_axis_mapping;
+  std::array<s32, SDL_CONTROLLER_BUTTON_MAX> m_controller_button_mapping;
+
+  u32 m_switch_gpu_renderer_event_id = 0;
+
+  bool m_quit_request = false;
+  bool m_frame_step_request = false;
+  bool m_focus_main_menu_bar = false;
+  bool m_settings_window_open = false;
+  bool m_about_window_open = false;
+};