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/cache-set.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	bool hasStarted();
 65
 66	mPlatform platform() const;
 67	QSize screenDimensions() const;
 68
 69	void loadConfig(ConfigController*);
 70
 71	mCheatDevice* cheatDevice() { return m_threadContext.core->cheatDevice(m_threadContext.core); }
 72
 73#ifdef USE_DEBUGGERS
 74	mDebugger* debugger() { return m_threadContext.core->debugger; }
 75	void setDebugger(mDebugger*);
 76#endif
 77
 78	void setMultiplayerController(MultiplayerController*);
 79	void clearMultiplayerController();
 80	MultiplayerController* multiplayerController() { return m_multiplayer; }
 81
 82	mCacheSet* graphicCaches();
 83	int stateSlot() const { return m_stateSlot; }
 84
 85	void setOverride(std::unique_ptr<Override> override);
 86	Override* override() { return m_override.get(); }
 87
 88	void setInputController(InputController*);
 89	void setLogger(LogController*);
 90
 91public slots:
 92	void start();
 93	void stop();
 94	void reset();
 95	void setPaused(bool paused);
 96	void frameAdvance();
 97	void setSync(bool enable);
 98
 99	void setRewinding(bool);
100	void rewind(int count = 0);
101
102	void setFastForward(bool);
103	void forceFastForward(bool);
104
105	void loadState(int slot = 0);
106	void saveState(int slot = 0);
107	void loadBackupState();
108	void saveBackupState();
109
110	void loadSave(const QString&, bool temporary);
111	void loadPatch(const QString&);
112	void replaceGame(const QString&);
113	void yankPak();
114
115	void addKey(int key);
116	void clearKey(int key);
117	void setAutofire(int key, bool enable);
118
119#ifdef USE_PNG
120	void screenshot();
121#endif
122
123	void setRealTime();
124	void setFixedTime(const QDateTime& time);
125	void setFakeEpoch(const QDateTime& time);
126
127	void importSharkport(const QString& path);
128	void exportSharkport(const QString& path);
129
130	void attachPrinter();
131	void detachPrinter();
132	void endPrint();
133
134	void setAVStream(mAVStream*);
135	void clearAVStream();
136
137	void clearOverride();
138
139	void startVideoLog(const QString& path);
140	void endVideoLog();
141
142signals:
143	void started();
144	void paused();
145	void unpaused();
146	void stopping();
147	void crashed(const QString& errorMessage);
148	void failed();
149	void frameAvailable();
150	void stateLoaded();
151	void rewound();
152
153	void rewindChanged(bool);
154	void fastForwardChanged(bool);
155
156	void unimplementedBiosCall(int);
157	void statusPosted(const QString& message);
158	void logPosted(int level, int category, const QString& log);
159
160	void imagePrinted(const QImage&);
161
162private:
163	void updateKeys();
164	int updateAutofire();
165	void finishFrame();
166
167	void updateFastForward();
168
169	mCoreThread m_threadContext{};
170
171	bool m_patched = false;
172
173	QByteArray m_buffers[2];
174	QByteArray* m_activeBuffer;
175	QByteArray* m_completeBuffer = nullptr;
176
177	std::unique_ptr<mCacheSet> m_cacheSet;
178	std::unique_ptr<Override> m_override;
179
180	QList<std::function<void()>> m_resetActions;
181	QList<std::function<void()>> m_frameActions;
182	QMutex m_mutex;
183
184	int m_activeKeys = 0;
185	bool m_autofire[32] = {};
186	int m_autofireStatus[32] = {};
187	int m_autofireThreshold = 1;
188
189	VFileDevice m_backupLoadState;
190	QByteArray m_backupSaveState{nullptr};
191	int m_stateSlot = 1;
192	int m_loadStateFlags;
193	int m_saveStateFlags;
194
195	bool m_audioSync = AUDIO_SYNC;
196	bool m_videoSync = VIDEO_SYNC;
197
198	bool m_autosave;
199	bool m_autoload;
200	int m_autosaveCounter;
201
202	int m_fastForward = false;
203	int m_fastForwardForced = false;
204	float m_fastForwardRatio = -1.f;
205	float m_fpsTarget;
206
207	InputController* m_inputController = nullptr;
208	LogController* m_log = nullptr;
209	MultiplayerController* m_multiplayer = nullptr;
210
211	mVideoLogContext* m_vl = nullptr;
212	VFile* m_vlVf = nullptr;
213
214#ifdef M_CORE_GB
215	struct QGBPrinter {
216		GBPrinter d;
217		CoreController* parent;
218	} m_printer;
219#endif
220};
221
222}