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 <QList>
 10#include <QMutex>
 11#include <QObject>
 12#include <QSize>
 13
 14#include "VFileDevice.h"
 15
 16#include <functional>
 17#include <memory>
 18
 19#include <mgba/core/core.h>
 20#include <mgba/core/interface.h>
 21#include <mgba/core/thread.h>
 22#include <mgba/core/tile-cache.h>
 23
 24#ifdef M_CORE_GB
 25#include <mgba/internal/gb/sio/printer.h>
 26#endif
 27
 28struct mCore;
 29
 30namespace QGBA {
 31
 32class ConfigController;
 33class InputController;
 34class LogController;
 35class MultiplayerController;
 36class Override;
 37
 38class CoreController : public QObject {
 39Q_OBJECT
 40
 41public:
 42	static const bool VIDEO_SYNC = false;
 43	static const bool AUDIO_SYNC = true;
 44
 45	class Interrupter {
 46	public:
 47		Interrupter(CoreController*, bool fromThread = false);
 48		Interrupter(std::shared_ptr<CoreController>, bool fromThread = false);
 49		Interrupter(const Interrupter&);
 50		~Interrupter();
 51
 52	private:
 53		CoreController* m_parent;
 54	};
 55
 56	CoreController(mCore* core, QObject* parent = nullptr);
 57	~CoreController();
 58
 59	mCoreThread* thread() { return &m_threadContext; }
 60
 61	color_t* drawContext();
 62
 63	bool isPaused();
 64
 65	mPlatform platform() const;
 66	QSize screenDimensions() const;
 67
 68	void loadConfig(ConfigController*);
 69
 70	mCheatDevice* cheatDevice() { return m_threadContext.core->cheatDevice(m_threadContext.core); }
 71
 72#ifdef USE_DEBUGGERS
 73	mDebugger* debugger() { return m_threadContext.core->debugger; }
 74	void setDebugger(mDebugger*);
 75#endif
 76
 77	void setMultiplayerController(MultiplayerController*);
 78	void clearMultiplayerController();
 79	MultiplayerController* multiplayerController() { return m_multiplayer; }
 80
 81	mTileCache* tileCache();
 82	int stateSlot() const { return m_stateSlot; }
 83
 84	void setOverride(std::unique_ptr<Override> override);
 85	Override* override() { return m_override.get(); }
 86
 87	void setInputController(InputController*);
 88	void setLogger(LogController*);
 89
 90public slots:
 91	void start();
 92	void stop();
 93	void reset();
 94	void setPaused(bool paused);
 95	void frameAdvance();
 96	void setSync(bool enable);
 97
 98	void setRewinding(bool);
 99	void rewind(int count = 0);
100
101	void setFastForward(bool);
102	void forceFastForward(bool);
103
104	void loadState(int slot = 0);
105	void saveState(int slot = 0);
106	void loadBackupState();
107	void saveBackupState();
108
109	void loadSave(const QString&, bool temporary);
110	void loadPatch(const QString&);
111	void replaceGame(const QString&);
112	void yankPak();
113
114	void addKey(int key);
115	void clearKey(int key);
116	void setAutofire(int key, bool enable);
117
118#ifdef USE_PNG
119	void screenshot();
120#endif
121
122	void setRealTime();
123	void setFixedTime(const QDateTime& time);
124	void setFakeEpoch(const QDateTime& time);
125
126	void importSharkport(const QString& path);
127	void exportSharkport(const QString& path);
128
129	void attachPrinter();
130	void detachPrinter();
131	void endPrint();
132
133	void setAVStream(mAVStream*);
134	void clearAVStream();
135
136	void clearOverride();
137
138	void startVideoLog(const QString& path);
139	void endVideoLog();
140
141signals:
142	void started();
143	void paused();
144	void unpaused();
145	void stopping();
146	void crashed(const QString& errorMessage);
147	void failed();
148	void frameAvailable();
149	void stateLoaded();
150	void rewound();
151
152	void rewindChanged(bool);
153	void fastForwardChanged(bool);
154
155	void unimplementedBiosCall(int);
156	void statusPosted(const QString& message);
157	void logPosted(int level, int category, const QString& log);
158
159	void imagePrinted(const QImage&);
160
161private:
162	void updateKeys();
163	int updateAutofire();
164	void finishFrame();
165
166	void updateFastForward();
167
168	mCoreThread m_threadContext{};
169
170	bool m_patched = false;
171
172	QByteArray m_buffers[2];
173	QByteArray* m_activeBuffer;
174	QByteArray* m_completeBuffer = nullptr;
175
176	std::unique_ptr<mTileCache> m_tileCache;
177	std::unique_ptr<Override> m_override;
178
179	QList<std::function<void()>> m_resetActions;
180	QList<std::function<void()>> m_frameActions;
181	QMutex m_mutex;
182
183	int m_activeKeys = 0;
184	bool m_autofire[32] = {};
185	int m_autofireStatus[32] = {};
186	int m_autofireThreshold = 1;
187
188	VFileDevice m_backupLoadState;
189	QByteArray m_backupSaveState{nullptr};
190	int m_stateSlot = 1;
191	int m_loadStateFlags;
192	int m_saveStateFlags;
193
194	bool m_audioSync = AUDIO_SYNC;
195	bool m_videoSync = VIDEO_SYNC;
196
197	int m_fastForward = false;
198	int m_fastForwardForced = false;
199	float m_fastForwardRatio = -1.f;
200	float m_fpsTarget;
201
202	InputController* m_inputController = nullptr;
203	LogController* m_log = nullptr;
204	MultiplayerController* m_multiplayer = nullptr;
205
206	mVideoLogContext* m_vl = nullptr;
207	VFile* m_vlVf = nullptr;
208
209#ifdef M_CORE_GB
210	struct QGBPrinter {
211		GBPrinter d;
212		CoreController* parent;
213	} m_printer;
214#endif
215};
216
217}