1/* Copyright (c) 2013-2017 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#pragma once
  7
  8#include <QByteArray>
  9#include <QFile>
 10#include <QList>
 11#include <QMutex>
 12#include <QObject>
 13#include <QSize>
 14
 15#include "VFileDevice.h"
 16
 17#include <functional>
 18#include <memory>
 19
 20#include <mgba/core/core.h>
 21#include <mgba/core/interface.h>
 22#include <mgba/core/thread.h>
 23#include <mgba/core/cache-set.h>
 24
 25#ifdef M_CORE_GB
 26#include <mgba/internal/gb/sio/printer.h>
 27#endif
 28
 29#ifdef M_CORE_GBA
 30#include <mgba/gba/interface.h>
 31#endif
 32
 33struct mCore;
 34
 35namespace QGBA {
 36
 37class ConfigController;
 38class InputController;
 39class LogController;
 40class MultiplayerController;
 41class Override;
 42
 43class CoreController : public QObject {
 44Q_OBJECT
 45
 46public:
 47	static const bool VIDEO_SYNC = false;
 48	static const bool AUDIO_SYNC = true;
 49
 50	enum class Feature {
 51		OPENGL = mCORE_FEATURE_OPENGL,
 52	};
 53
 54	class Interrupter {
 55	public:
 56		Interrupter(CoreController*, bool fromThread = false);
 57		Interrupter(std::shared_ptr<CoreController>, bool fromThread = false);
 58		Interrupter(const Interrupter&);
 59		~Interrupter();
 60
 61	private:
 62		CoreController* m_parent;
 63	};
 64
 65	CoreController(mCore* core, QObject* parent = nullptr);
 66	~CoreController();
 67
 68	mCoreThread* thread() { return &m_threadContext; }
 69
 70	const color_t* drawContext();
 71	QImage getPixels();
 72
 73	bool isPaused();
 74	bool hasStarted();
 75
 76	mPlatform platform() const;
 77	QSize screenDimensions() const;
 78	bool supportsFeature(Feature feature) const { return m_threadContext.core->supportsFeature(m_threadContext.core, static_cast<mCoreFeature>(feature)); }
 79	bool hardwareAccelerated() const { return m_hwaccel; }
 80
 81	void loadConfig(ConfigController*);
 82
 83	mCheatDevice* cheatDevice() { return m_threadContext.core->cheatDevice(m_threadContext.core); }
 84
 85#ifdef USE_DEBUGGERS
 86	mDebugger* debugger() { return m_threadContext.core->debugger; }
 87	void setDebugger(mDebugger*);
 88#endif
 89
 90	void setMultiplayerController(MultiplayerController*);
 91	void clearMultiplayerController();
 92	MultiplayerController* multiplayerController() { return m_multiplayer; }
 93
 94	mCacheSet* graphicCaches();
 95	int stateSlot() const { return m_stateSlot; }
 96
 97	void setOverride(std::unique_ptr<Override> override);
 98	Override* override() { return m_override.get(); }
 99
100	void setInputController(InputController*);
101	void setLogger(LogController*);
102
103	bool audioSync() const { return m_audioSync; }
104	bool videoSync() const { return m_videoSync; }
105
106	void addFrameAction(std::function<void ()> callback);
107
108public slots:
109	void start();
110	void stop();
111	void reset();
112	void setPaused(bool paused);
113	void frameAdvance();
114	void setSync(bool enable);
115
116	void setRewinding(bool);
117	void rewind(int count = 0);
118
119	void setFastForward(bool);
120	void forceFastForward(bool);
121
122	void loadState(int slot = 0);
123	void loadState(const QString& path);
124	void saveState(int slot = 0);
125	void saveState(const QString& path);
126	void loadBackupState();
127	void saveBackupState();
128
129	void loadSave(const QString&, bool temporary);
130	void loadPatch(const QString&);
131	void scanCard(const QString&);
132	void replaceGame(const QString&);
133	void yankPak();
134
135	void addKey(int key);
136	void clearKey(int key);
137	void setAutofire(int key, bool enable);
138
139#ifdef USE_PNG
140	void screenshot();
141#endif
142
143	void setRealTime();
144	void setFixedTime(const QDateTime& time);
145	void setFakeEpoch(const QDateTime& time);
146
147	void importSharkport(const QString& path);
148	void exportSharkport(const QString& path);
149
150#ifdef M_CORE_GB
151	void attachPrinter();
152	void detachPrinter();
153	void endPrint();
154#endif
155
156#ifdef M_CORE_GBA
157	void attachBattleChipGate();
158	void detachBattleChipGate();
159	void setBattleChipId(uint16_t id);
160	void setBattleChipFlavor(int flavor);
161#endif
162
163	void setAVStream(mAVStream*);
164	void clearAVStream();
165
166	void clearOverride();
167
168	void startVideoLog(const QString& path, bool compression = true);
169	void startVideoLog(VFile* vf, bool compression = true);
170	void endVideoLog(bool closeVf = true);
171
172	void setFramebufferHandle(int fb);
173
174signals:
175	void started();
176	void paused();
177	void unpaused();
178	void stopping();
179	void crashed(const QString& errorMessage);
180	void failed();
181	void frameAvailable();
182	void didReset();
183	void stateLoaded();
184	void rewound();
185
186	void rewindChanged(bool);
187	void fastForwardChanged(bool);
188
189	void unimplementedBiosCall(int);
190	void statusPosted(const QString& message);
191	void logPosted(int level, int category, const QString& log);
192
193	void imagePrinted(const QImage&);
194
195private:
196	void updateKeys();
197	int updateAutofire();
198	void finishFrame();
199
200	void updateFastForward();
201
202	mCoreThread m_threadContext{};
203
204	bool m_patched = false;
205
206	QByteArray m_activeBuffer;
207	QByteArray m_completeBuffer;
208	bool m_hwaccel = false;
209
210	std::unique_ptr<mCacheSet> m_cacheSet;
211	std::unique_ptr<Override> m_override;
212
213	QList<std::function<void()>> m_resetActions;
214	QList<std::function<void()>> m_frameActions;
215	QMutex m_actionMutex{QMutex::Recursive};
216	QMutex m_bufferMutex;
217
218	int m_activeKeys = 0;
219	bool m_autofire[32] = {};
220	int m_autofireStatus[32] = {};
221	int m_autofireThreshold = 1;
222
223	VFileDevice m_backupLoadState;
224	QByteArray m_backupSaveState{nullptr};
225	int m_stateSlot = 1;
226	QString m_statePath;
227	int m_loadStateFlags;
228	int m_saveStateFlags;
229
230	bool m_audioSync = AUDIO_SYNC;
231	bool m_videoSync = VIDEO_SYNC;
232
233	bool m_autosave;
234	bool m_autoload;
235	int m_autosaveCounter = 0;
236
237	int m_fastForward = false;
238	int m_fastForwardForced = false;
239	int m_fastForwardVolume = -1;
240	int m_fastForwardMute = -1;
241	float m_fastForwardRatio = -1.f;
242	float m_fastForwardHeldRatio = -1.f;
243	float m_fpsTarget;
244
245	InputController* m_inputController = nullptr;
246	LogController* m_log = nullptr;
247	MultiplayerController* m_multiplayer = nullptr;
248
249	mVideoLogContext* m_vl = nullptr;
250	VFile* m_vlVf = nullptr;
251
252#ifdef M_CORE_GB
253	struct QGBPrinter {
254		GBPrinter d;
255		CoreController* parent;
256	} m_printer;
257#endif
258
259#ifdef M_CORE_GBA
260	GBASIOBattlechipGate m_battlechip;
261	QByteArray m_eReaderData;
262#endif
263};
264
265}