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;
 25
 26class QThread;
 27
 28namespace QGBA {
 29
 30class AudioProcessor;
 31class InputController;
 32
 33class GameController : public QObject {
 34Q_OBJECT
 35
 36public:
 37	static const bool VIDEO_SYNC = false;
 38	static const bool AUDIO_SYNC = true;
 39
 40	GameController(QObject* parent = nullptr);
 41	~GameController();
 42
 43	const uint32_t* drawContext() const { return m_drawContext; }
 44	GBAThread* thread() { return &m_threadContext; }
 45
 46	void threadInterrupt();
 47	void threadContinue();
 48
 49	bool isPaused();
 50	bool isLoaded() { return m_gameOpen; }
 51
 52	bool audioSync() const { return m_audioSync; }
 53	bool videoSync() const { return m_videoSync; }
 54
 55	void setInputController(InputController* controller) { m_inputController = controller; }
 56
 57#ifdef USE_GDB_STUB
 58	ARMDebugger* debugger();
 59	void setDebugger(ARMDebugger*);
 60#endif
 61
 62signals:
 63	void frameAvailable(const uint32_t*);
 64	void gameStarted(GBAThread*);
 65	void gameStopped(GBAThread*);
 66	void gamePaused(GBAThread*);
 67	void gameUnpaused(GBAThread*);
 68	void gameCrashed(const QString& errorMessage);
 69	void gameFailed();
 70	void stateLoaded(GBAThread*);
 71
 72	void postLog(int level, const QString& log);
 73
 74public slots:
 75	void loadGame(const QString& path, bool dirmode = false);
 76	void loadBIOS(const QString& path);
 77	void setSkipBIOS(bool);
 78	void loadPatch(const QString& path);
 79	void openGame();
 80	void closeGame();
 81	void setPaused(bool paused);
 82	void reset();
 83	void frameAdvance();
 84	void setRewind(bool enable, int capacity, int interval);
 85	void rewind(int states = 0);
 86	void keyPressed(int key);
 87	void keyReleased(int key);
 88	void clearKeys();
 89	void setAudioBufferSamples(int samples);
 90	void setFPSTarget(float fps);
 91	void loadState(int slot);
 92	void saveState(int slot);
 93	void setVideoSync(bool);
 94	void setAudioSync(bool);
 95	void setFrameskip(int);
 96	void setTurbo(bool, bool forced = true);
 97	void setAVStream(GBAAVStream*);
 98	void clearAVStream();
 99	void setLuminanceValue(uint8_t value) { m_luxValue = value; }
100
101	void setRealTime();
102	void setFixedTime(const QDateTime& time);
103	void setFakeEpoch(const QDateTime& time);
104
105	void setLogLevel(int);
106	void enableLogLevel(int);
107	void disableLogLevel(int);
108
109private slots:
110	void crashGame(const QString& crashMessage);
111
112#ifdef BUILD_SDL
113	void testSDLEvents();
114
115private:
116	GBASDLEvents m_sdlEvents;
117	int m_activeButtons;
118#endif
119
120private:
121	void updateKeys();
122	void redoSamples(int samples);
123
124	uint32_t* m_drawContext;
125	GBAThread m_threadContext;
126	GBAVideoSoftwareRenderer* m_renderer;
127	int m_activeKeys;
128	int m_logLevels;
129
130	bool m_gameOpen;
131	bool m_dirmode;
132
133	QString m_fname;
134	QString m_bios;
135	QString m_patch;
136
137	QThread* m_audioThread;
138	AudioProcessor* m_audioProcessor;
139
140	QMutex m_pauseMutex;
141	bool m_pauseAfterFrame;
142
143	bool m_videoSync;
144	bool m_audioSync;
145	bool m_turbo;
146	bool m_turboForced;
147
148	InputController* m_inputController;
149
150	struct GameControllerLux : GBALuminanceSource {
151		GameController* p;
152		uint8_t value;
153	} m_lux;
154	uint8_t m_luxValue;
155
156	struct GameControllerRTC : GBARTCSource {
157		GameController* p;
158		enum {
159			NO_OVERRIDE,
160			FIXED,
161			FAKE_EPOCH
162		} override;
163		int64_t value;
164	} m_rtc;
165};
166
167}
168
169#endif