1/* Copyright (c) 2013-2014 Jeffrey Pfau
  2 *
  3 * This Source Code Form is subject to the terms of the Mozilla Public
  4 * License, v. 2.0. If a copy of the MPL was not distributed with this
  5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
  6#ifndef QGBA_GAME_CONTROLLER
  7#define QGBA_GAME_CONTROLLER
  8
  9#include <QFile>
 10#include <QImage>
 11#include <QObject>
 12#include <QMutex>
 13#include <QString>
 14
 15extern "C" {
 16#include "gba-sensors.h"
 17#include "gba-thread.h"
 18#ifdef BUILD_SDL
 19#include "sdl-events.h"
 20#endif
 21}
 22
 23struct GBAAudio;
 24struct GBAVideoSoftwareRenderer;
 25struct Configuration;
 26
 27class QThread;
 28
 29namespace QGBA {
 30
 31class AudioProcessor;
 32class InputController;
 33
 34class GameController : public QObject {
 35Q_OBJECT
 36
 37public:
 38	static const bool VIDEO_SYNC = false;
 39	static const bool AUDIO_SYNC = true;
 40
 41	GameController(QObject* parent = nullptr);
 42	~GameController();
 43
 44	const uint32_t* drawContext() const { return m_drawContext; }
 45	GBAThread* thread() { return &m_threadContext; }
 46
 47	void threadInterrupt();
 48	void threadContinue();
 49
 50	bool isPaused();
 51	bool isLoaded() { return m_gameOpen; }
 52
 53	bool audioSync() const { return m_audioSync; }
 54	bool videoSync() const { return m_videoSync; }
 55
 56	void setInputController(InputController* controller) { m_inputController = controller; }
 57	void setOverrides(Configuration* overrides) { m_threadContext.overrides = overrides; }
 58
 59#ifdef USE_GDB_STUB
 60	ARMDebugger* debugger();
 61	void setDebugger(ARMDebugger*);
 62#endif
 63
 64signals:
 65	void frameAvailable(const uint32_t*);
 66	void gameStarted(GBAThread*);
 67	void gameStopped(GBAThread*);
 68	void gamePaused(GBAThread*);
 69	void gameUnpaused(GBAThread*);
 70	void gameCrashed(const QString& errorMessage);
 71	void gameFailed();
 72	void stateLoaded(GBAThread*);
 73
 74	void postLog(int level, const QString& log);
 75
 76public slots:
 77	void loadGame(const QString& path, bool dirmode = false);
 78	void loadBIOS(const QString& path);
 79	void setSkipBIOS(bool);
 80	void loadPatch(const QString& path);
 81	void openGame();
 82	void closeGame();
 83	void setPaused(bool paused);
 84	void reset();
 85	void frameAdvance();
 86	void setRewind(bool enable, int capacity, int interval);
 87	void rewind(int states = 0);
 88	void keyPressed(int key);
 89	void keyReleased(int key);
 90	void clearKeys();
 91	void setAudioBufferSamples(int samples);
 92	void setFPSTarget(float fps);
 93	void loadState(int slot);
 94	void saveState(int slot);
 95	void setVideoSync(bool);
 96	void setAudioSync(bool);
 97	void setFrameskip(int);
 98	void setTurbo(bool, bool forced = true);
 99	void setAVStream(GBAAVStream*);
100	void clearAVStream();
101	void setLuminanceValue(uint8_t value) { m_luxValue = value; }
102
103	void setRealTime();
104	void setFixedTime(const QDateTime& time);
105	void setFakeEpoch(const QDateTime& time);
106
107	void setLogLevel(int);
108	void enableLogLevel(int);
109	void disableLogLevel(int);
110
111private slots:
112	void crashGame(const QString& crashMessage);
113
114#ifdef BUILD_SDL
115	void testSDLEvents();
116
117private:
118	GBASDLEvents m_sdlEvents;
119	int m_activeButtons;
120#endif
121
122private:
123	void updateKeys();
124	void redoSamples(int samples);
125
126	uint32_t* m_drawContext;
127	GBAThread m_threadContext;
128	GBAVideoSoftwareRenderer* m_renderer;
129	int m_activeKeys;
130	int m_logLevels;
131
132	bool m_gameOpen;
133	bool m_dirmode;
134
135	QString m_fname;
136	QString m_bios;
137	QString m_patch;
138
139	QThread* m_audioThread;
140	AudioProcessor* m_audioProcessor;
141
142	QMutex m_pauseMutex;
143	bool m_pauseAfterFrame;
144
145	bool m_videoSync;
146	bool m_audioSync;
147	bool m_turbo;
148	bool m_turboForced;
149
150	InputController* m_inputController;
151
152	struct GameControllerLux : GBALuminanceSource {
153		GameController* p;
154		uint8_t value;
155	} m_lux;
156	uint8_t m_luxValue;
157
158	struct GameControllerRTC : GBARTCSource {
159		GameController* p;
160		enum {
161			NO_OVERRIDE,
162			FIXED,
163			FAKE_EPOCH
164		} override;
165		int64_t value;
166	} m_rtc;
167};
168
169}
170
171#endif