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138 lines
3.3 KiB
C++
138 lines
3.3 KiB
C++
#pragma once
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#include "common/gl/program.h"
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#include "common/gl/texture.h"
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#include "core/host_display.h"
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#include "core/host_interface.h"
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#include "frontend-common/sdl_controller_interface.h"
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#include <SDL.h>
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#include <array>
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#include <deque>
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#include <map>
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#include <memory>
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#include <mutex>
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#include <string>
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class System;
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class AudioStream;
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class Controller;
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class SDLHostInterface final : public HostInterface
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{
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public:
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SDLHostInterface();
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~SDLHostInterface();
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static std::unique_ptr<SDLHostInterface> Create();
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void ReportError(const char* message) override;
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void ReportMessage(const char* message) override;
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bool ConfirmMessage(const char* message) override;
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void Run();
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protected:
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bool AcquireHostDisplay() override;
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void ReleaseHostDisplay() override;
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std::unique_ptr<AudioStream> CreateAudioStream(AudioBackend backend) override;
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void OnSystemCreated() override;
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void OnSystemPaused(bool paused) override;
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void OnSystemDestroyed();
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void OnControllerTypeChanged(u32 slot) override;
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private:
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enum class KeyboardControllerAction
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{
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Up,
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Down,
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Left,
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Right,
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Triangle,
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Cross,
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Square,
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Circle,
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L1,
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R1,
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L2,
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R2,
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Start,
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Select,
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Count
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};
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using KeyboardControllerActionMap = std::array<s32, static_cast<int>(KeyboardControllerAction::Count)>;
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struct ControllerData
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{
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SDL_GameController* controller;
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SDL_Haptic* haptic;
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u32 controller_index;
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float last_rumble_strength;
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};
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bool HasSystem() const { return static_cast<bool>(m_system); }
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#ifdef WIN32
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bool UseOpenGLRenderer() const { return m_settings.gpu_renderer == GPURenderer::HardwareOpenGL; }
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#else
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bool UseOpenGLRenderer() const { return true; }
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#endif
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static float GetDPIScaleFactor(SDL_Window* window);
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bool CreateSDLWindow();
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void DestroySDLWindow();
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bool CreateDisplay();
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void DestroyDisplay();
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void CreateImGuiContext();
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void UpdateFramebufferScale();
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/// Executes a callback later, after the UI has finished rendering. Needed to boot while rendering ImGui.
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void RunLater(std::function<void()> callback);
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void SaveSettings();
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void UpdateSettings();
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bool IsFullscreen() const { return m_fullscreen; }
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void SetFullscreen(bool enabled);
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// We only pass mouse input through if it's grabbed
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void DrawImGuiWindows() override;
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void DoStartDisc();
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void DoChangeDisc();
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void DoFrameStep();
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void HandleSDLEvent(const SDL_Event* event);
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void HandleSDLKeyEvent(const SDL_Event* event);
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void UpdateKeyboardControllerMapping();
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bool HandleSDLKeyEventForController(const SDL_Event* event);
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void DrawMainMenuBar();
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void DrawQuickSettingsMenu();
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void DrawDebugMenu();
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void DrawPoweredOffWindow();
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void DrawSettingsWindow();
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void DrawAboutWindow();
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bool DrawFileChooser(const char* label, std::string* path, const char* filter = nullptr);
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void ClearImGuiFocus();
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SDL_Window* m_window = nullptr;
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std::unique_ptr<HostDisplayTexture> m_app_icon_texture;
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KeyboardControllerActionMap m_keyboard_button_mapping;
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u32 m_run_later_event_id = 0;
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bool m_fullscreen = false;
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bool m_quit_request = false;
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bool m_frame_step_request = false;
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bool m_focus_main_menu_bar = false;
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bool m_settings_window_open = false;
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bool m_about_window_open = false;
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// this copy of the settings is modified by imgui
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Settings m_settings_copy;
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};
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