src/platform/qt/GameController.cpp (view raw)
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#include "GameController.h"
7
8#include "AudioProcessor.h"
9#include "InputController.h"
10#include "MultiplayerController.h"
11#include "VFileDevice.h"
12
13#include <QDateTime>
14#include <QThread>
15
16#include <ctime>
17
18extern "C" {
19#include "gba/audio.h"
20#include "gba/gba.h"
21#include "gba/serialize.h"
22#include "gba/sharkport.h"
23#include "gba/renderers/video-software.h"
24#include "gba/supervisor/config.h"
25#include "util/vfs.h"
26}
27
28using namespace QGBA;
29using namespace std;
30
31const int GameController::LUX_LEVELS[10] = { 5, 11, 18, 27, 42, 62, 84, 109, 139, 183 };
32
33GameController::GameController(QObject* parent)
34 : QObject(parent)
35 , m_drawContext(new uint32_t[256 * 256])
36 , m_threadContext()
37 , m_activeKeys(0)
38 , m_inactiveKeys(0)
39 , m_logLevels(0)
40 , m_gameOpen(false)
41 , m_audioThread(new QThread(this))
42 , m_audioProcessor(AudioProcessor::create())
43 , m_pauseAfterFrame(false)
44 , m_videoSync(VIDEO_SYNC)
45 , m_audioSync(AUDIO_SYNC)
46 , m_fpsTarget(-1)
47 , m_turbo(false)
48 , m_turboForced(false)
49 , m_turboSpeed(-1)
50 , m_wasPaused(false)
51 , m_inputController(nullptr)
52 , m_multiplayer(nullptr)
53 , m_stateSlot(1)
54 , m_backupLoadState(nullptr)
55 , m_backupSaveState(nullptr)
56{
57 m_renderer = new GBAVideoSoftwareRenderer;
58 GBAVideoSoftwareRendererCreate(m_renderer);
59 m_renderer->outputBuffer = (color_t*) m_drawContext;
60 m_renderer->outputBufferStride = 256;
61
62 GBACheatDeviceCreate(&m_cheatDevice);
63
64 m_threadContext.state = THREAD_INITIALIZED;
65 m_threadContext.debugger = 0;
66 m_threadContext.frameskip = 0;
67 m_threadContext.bios = 0;
68 m_threadContext.renderer = &m_renderer->d;
69 m_threadContext.userData = this;
70 m_threadContext.rewindBufferCapacity = 0;
71 m_threadContext.cheats = &m_cheatDevice;
72 m_threadContext.logLevel = GBA_LOG_ALL;
73
74 m_lux.p = this;
75 m_lux.sample = [](GBALuminanceSource* context) {
76 GameControllerLux* lux = static_cast<GameControllerLux*>(context);
77 lux->value = 0xFF - lux->p->m_luxValue;
78 };
79
80 m_lux.readLuminance = [](GBALuminanceSource* context) {
81 GameControllerLux* lux = static_cast<GameControllerLux*>(context);
82 return lux->value;
83 };
84 setLuminanceLevel(0);
85
86 m_threadContext.startCallback = [](GBAThread* context) {
87 GameController* controller = static_cast<GameController*>(context->userData);
88 controller->m_audioProcessor->setInput(context);
89 context->gba->luminanceSource = &controller->m_lux;
90 GBARTCGenericSourceInit(&controller->m_rtc, context->gba);
91 context->gba->rtcSource = &controller->m_rtc.d;
92 context->gba->rumble = controller->m_inputController->rumble();
93 context->gba->rotationSource = controller->m_inputController->rotationSource();
94 controller->m_fpsTarget = context->fpsTarget;
95 controller->gameStarted(context);
96 };
97
98 m_threadContext.cleanCallback = [](GBAThread* context) {
99 GameController* controller = static_cast<GameController*>(context->userData);
100 controller->gameStopped(context);
101 };
102
103 m_threadContext.frameCallback = [](GBAThread* context) {
104 GameController* controller = static_cast<GameController*>(context->userData);
105 if (controller->m_pauseAfterFrame.testAndSetAcquire(true, false)) {
106 GBAThreadPauseFromThread(context);
107 controller->gamePaused(&controller->m_threadContext);
108 }
109 if (GBASyncDrawingFrame(&controller->m_threadContext.sync)) {
110 controller->frameAvailable(controller->m_drawContext);
111 } else {
112 controller->frameAvailable(nullptr);
113 }
114 };
115
116 m_threadContext.logHandler = [](GBAThread* context, enum GBALogLevel level, const char* format, va_list args) {
117 static const char* stubMessage = "Stub software interrupt";
118 if (!context) {
119 return;
120 }
121 GameController* controller = static_cast<GameController*>(context->userData);
122 if (level == GBA_LOG_STUB && strncmp(stubMessage, format, strlen(stubMessage)) == 0) {
123 va_list argc;
124 va_copy(argc, args);
125 int immediate = va_arg(argc, int);
126 va_end(argc);
127 controller->unimplementedBiosCall(immediate);
128 }
129 if (level == GBA_LOG_FATAL) {
130 QMetaObject::invokeMethod(controller, "crashGame", Q_ARG(const QString&, QString().vsprintf(format, args)));
131 } else if (!(controller->m_logLevels & level)) {
132 return;
133 }
134 QString message(QString().vsprintf(format, args));
135 if (level == GBA_LOG_STATUS) {
136 controller->statusPosted(message);
137 }
138 controller->postLog(level, message);
139 };
140
141 connect(&m_rewindTimer, &QTimer::timeout, [this]() {
142 GBARewind(&m_threadContext, 1);
143 emit frameAvailable(m_drawContext);
144 emit rewound(&m_threadContext);
145 });
146 m_rewindTimer.setInterval(100);
147
148 m_audioThread->setObjectName("Audio Thread");
149 m_audioThread->start(QThread::TimeCriticalPriority);
150 m_audioProcessor->moveToThread(m_audioThread);
151 connect(this, SIGNAL(gameStarted(GBAThread*)), m_audioProcessor, SLOT(start()));
152 connect(this, SIGNAL(gameStopped(GBAThread*)), m_audioProcessor, SLOT(pause()));
153 connect(this, SIGNAL(gamePaused(GBAThread*)), m_audioProcessor, SLOT(pause()));
154 connect(this, SIGNAL(gameUnpaused(GBAThread*)), m_audioProcessor, SLOT(start()));
155 connect(this, SIGNAL(frameAvailable(const uint32_t*)), this, SLOT(pollEvents()));
156}
157
158GameController::~GameController() {
159 m_audioThread->quit();
160 m_audioThread->wait();
161 disconnect();
162 clearMultiplayerController();
163 closeGame();
164 GBACheatDeviceDestroy(&m_cheatDevice);
165 delete m_renderer;
166 delete[] m_drawContext;
167 delete m_backupLoadState;
168}
169
170void GameController::setMultiplayerController(MultiplayerController* controller) {
171 if (controller == m_multiplayer) {
172 return;
173 }
174 clearMultiplayerController();
175 m_multiplayer = controller;
176 controller->attachGame(this);
177}
178
179void GameController::clearMultiplayerController() {
180 if (!m_multiplayer) {
181 return;
182 }
183 m_multiplayer->detachGame(this);
184 m_multiplayer = nullptr;
185}
186
187void GameController::setOverride(const GBACartridgeOverride& override) {
188 m_threadContext.override = override;
189 m_threadContext.hasOverride = true;
190}
191
192void GameController::setOptions(const GBAOptions* opts) {
193 setFrameskip(opts->frameskip);
194 setAudioSync(opts->audioSync);
195 setVideoSync(opts->videoSync);
196 setSkipBIOS(opts->skipBios);
197 setUseBIOS(opts->useBios);
198 setRewind(opts->rewindEnable, opts->rewindBufferCapacity, opts->rewindBufferInterval);
199 setVolume(opts->volume);
200 setMute(opts->mute);
201
202 threadInterrupt();
203 m_threadContext.idleOptimization = opts->idleOptimization;
204 threadContinue();
205}
206
207#ifdef USE_GDB_STUB
208ARMDebugger* GameController::debugger() {
209 return m_threadContext.debugger;
210}
211
212void GameController::setDebugger(ARMDebugger* debugger) {
213 threadInterrupt();
214 if (m_threadContext.debugger && GBAThreadIsActive(&m_threadContext)) {
215 GBADetachDebugger(m_threadContext.gba);
216 }
217 m_threadContext.debugger = debugger;
218 if (m_threadContext.debugger && GBAThreadIsActive(&m_threadContext)) {
219 GBAAttachDebugger(m_threadContext.gba, m_threadContext.debugger);
220 }
221 threadContinue();
222}
223#endif
224
225void GameController::loadGame(const QString& path, bool dirmode) {
226 closeGame();
227 if (!dirmode) {
228 QFile file(path);
229 if (!file.open(QIODevice::ReadOnly)) {
230 postLog(GBA_LOG_ERROR, tr("Failed to open game file: %1").arg(path));
231 return;
232 }
233 file.close();
234 }
235
236 m_fname = path;
237 m_dirmode = dirmode;
238 openGame();
239}
240
241void GameController::bootBIOS() {
242 closeGame();
243 m_fname = QString();
244 m_dirmode = false;
245 openGame(true);
246}
247
248void GameController::openGame(bool biosOnly) {
249 if (biosOnly && (!m_useBios || m_bios.isNull())) {
250 return;
251 }
252
253 m_gameOpen = true;
254
255 m_pauseAfterFrame = false;
256
257 if (m_turbo) {
258 m_threadContext.sync.videoFrameWait = false;
259 m_threadContext.sync.audioWait = false;
260 } else {
261 m_threadContext.sync.videoFrameWait = m_videoSync;
262 m_threadContext.sync.audioWait = m_audioSync;
263 }
264
265 m_threadContext.gameDir = 0;
266 m_threadContext.bootBios = biosOnly;
267 if (biosOnly) {
268 m_threadContext.fname = nullptr;
269 } else {
270 m_threadContext.fname = strdup(m_fname.toUtf8().constData());
271 if (m_dirmode) {
272 m_threadContext.gameDir = VDirOpen(m_threadContext.fname);
273 m_threadContext.stateDir = m_threadContext.gameDir;
274 } else {
275 GBAThreadLoadROM(&m_threadContext, m_threadContext.fname);
276 }
277 }
278
279 if (!m_bios.isNull() && m_useBios) {
280 m_threadContext.bios = VFileDevice::open(m_bios, O_RDONLY);
281 } else {
282 m_threadContext.bios = nullptr;
283 }
284
285 if (!m_patch.isNull()) {
286 m_threadContext.patch = VFileDevice::open(m_patch, O_RDONLY);
287 }
288
289 m_inputController->recalibrateAxes();
290
291 if (!GBAThreadStart(&m_threadContext)) {
292 m_gameOpen = false;
293 emit gameFailed();
294 }
295}
296
297void GameController::loadBIOS(const QString& path) {
298 if (m_bios == path) {
299 return;
300 }
301 m_bios = path;
302 if (m_gameOpen) {
303 closeGame();
304 openGame();
305 }
306}
307
308void GameController::yankPak() {
309 if (!m_gameOpen) {
310 return;
311 }
312 threadInterrupt();
313 GBAYankROM(m_threadContext.gba);
314 threadContinue();
315}
316
317void GameController::replaceGame(const QString& path) {
318 if (!m_gameOpen) {
319 return;
320 }
321
322 m_fname = path;
323 threadInterrupt();
324 m_threadContext.fname = strdup(m_fname.toLocal8Bit().constData());
325 GBAThreadReplaceROM(&m_threadContext, m_threadContext.fname);
326 threadContinue();
327}
328
329void GameController::loadPatch(const QString& path) {
330 if (m_gameOpen) {
331 closeGame();
332 m_patch = path;
333 openGame();
334 } else {
335 m_patch = path;
336 }
337}
338
339void GameController::importSharkport(const QString& path) {
340 if (!m_gameOpen) {
341 return;
342 }
343 VFile* vf = VFileDevice::open(path, O_RDONLY);
344 if (!vf) {
345 postLog(GBA_LOG_ERROR, tr("Failed to open snapshot file for reading: %1").arg(path));
346 return;
347 }
348 threadInterrupt();
349 GBASavedataImportSharkPort(m_threadContext.gba, vf, false);
350 threadContinue();
351 vf->close(vf);
352}
353
354void GameController::exportSharkport(const QString& path) {
355 if (!m_gameOpen) {
356 return;
357 }
358 VFile* vf = VFileDevice::open(path, O_WRONLY | O_CREAT | O_TRUNC);
359 if (!vf) {
360 postLog(GBA_LOG_ERROR, tr("Failed to open snapshot file for writing: %1").arg(path));
361 return;
362 }
363 threadInterrupt();
364 GBASavedataExportSharkPort(m_threadContext.gba, vf);
365 threadContinue();
366 vf->close(vf);
367}
368
369void GameController::closeGame() {
370 if (!m_gameOpen) {
371 return;
372 }
373 m_rewindTimer.stop();
374 if (GBAThreadIsPaused(&m_threadContext)) {
375 GBAThreadUnpause(&m_threadContext);
376 }
377 GBAThreadEnd(&m_threadContext);
378 GBAThreadJoin(&m_threadContext);
379 if (m_threadContext.fname) {
380 free(const_cast<char*>(m_threadContext.fname));
381 m_threadContext.fname = nullptr;
382 }
383
384 m_patch = QString();
385
386 for (size_t i = 0; i < GBACheatSetsSize(&m_cheatDevice.cheats); ++i) {
387 GBACheatSet* set = *GBACheatSetsGetPointer(&m_cheatDevice.cheats, i);
388 GBACheatSetDeinit(set);
389 delete set;
390 }
391 GBACheatSetsClear(&m_cheatDevice.cheats);
392
393 m_gameOpen = false;
394 emit gameStopped(&m_threadContext);
395}
396
397void GameController::crashGame(const QString& crashMessage) {
398 closeGame();
399 emit gameCrashed(crashMessage);
400 emit gameStopped(&m_threadContext);
401}
402
403bool GameController::isPaused() {
404 if (!m_gameOpen) {
405 return false;
406 }
407 return GBAThreadIsPaused(&m_threadContext);
408}
409
410void GameController::setPaused(bool paused) {
411 if (!m_gameOpen || m_rewindTimer.isActive() || paused == GBAThreadIsPaused(&m_threadContext)) {
412 return;
413 }
414 if (paused) {
415 GBAThreadPause(&m_threadContext);
416 emit gamePaused(&m_threadContext);
417 } else {
418 GBAThreadUnpause(&m_threadContext);
419 emit gameUnpaused(&m_threadContext);
420 }
421}
422
423void GameController::reset() {
424 GBAThreadReset(&m_threadContext);
425}
426
427void GameController::threadInterrupt() {
428 if (m_gameOpen) {
429 GBAThreadInterrupt(&m_threadContext);
430 }
431}
432
433void GameController::threadContinue() {
434 if (m_gameOpen) {
435 GBAThreadContinue(&m_threadContext);
436 }
437}
438
439void GameController::frameAdvance() {
440 if (m_rewindTimer.isActive()) {
441 return;
442 }
443 if (m_pauseAfterFrame.testAndSetRelaxed(false, true)) {
444 setPaused(false);
445 }
446}
447
448void GameController::setRewind(bool enable, int capacity, int interval) {
449 if (m_gameOpen) {
450 threadInterrupt();
451 GBARewindSettingsChanged(&m_threadContext, enable ? capacity : 0, enable ? interval : 0);
452 threadContinue();
453 } else {
454 if (enable) {
455 m_threadContext.rewindBufferInterval = interval;
456 m_threadContext.rewindBufferCapacity = capacity;
457 } else {
458 m_threadContext.rewindBufferInterval = 0;
459 m_threadContext.rewindBufferCapacity = 0;
460 }
461 }
462}
463
464void GameController::rewind(int states) {
465 threadInterrupt();
466 if (!states) {
467 GBARewindAll(&m_threadContext);
468 } else {
469 GBARewind(&m_threadContext, states);
470 }
471 threadContinue();
472 emit frameAvailable(m_drawContext);
473 emit rewound(&m_threadContext);
474}
475
476void GameController::startRewinding() {
477 if (!m_gameOpen || m_rewindTimer.isActive()) {
478 return;
479 }
480 m_wasPaused = isPaused();
481 setPaused(true);
482 m_rewindTimer.start();
483}
484
485void GameController::stopRewinding() {
486 if (!m_rewindTimer.isActive()) {
487 return;
488 }
489 m_rewindTimer.stop();
490 setPaused(m_wasPaused);
491}
492
493void GameController::keyPressed(int key) {
494 int mappedKey = 1 << key;
495 m_activeKeys |= mappedKey;
496 if (!m_inputController->allowOpposing()) {
497 if ((m_activeKeys & 0x30) == 0x30) {
498 m_inactiveKeys |= mappedKey ^ 0x30;
499 m_activeKeys ^= mappedKey ^ 0x30;
500 }
501 if ((m_activeKeys & 0xC0) == 0xC0) {
502 m_inactiveKeys |= mappedKey ^ 0xC0;
503 m_activeKeys ^= mappedKey ^ 0xC0;
504 }
505 }
506 updateKeys();
507}
508
509void GameController::keyReleased(int key) {
510 int mappedKey = 1 << key;
511 m_activeKeys &= ~mappedKey;
512 if (!m_inputController->allowOpposing()) {
513 if (mappedKey & 0x30) {
514 m_activeKeys |= m_inactiveKeys & (0x30 ^ mappedKey);
515 m_inactiveKeys &= ~0x30;
516 }
517 if (mappedKey & 0xC0) {
518 m_activeKeys |= m_inactiveKeys & (0xC0 ^ mappedKey);
519 m_inactiveKeys &= ~0xC0;
520 }
521 }
522 updateKeys();
523}
524
525void GameController::clearKeys() {
526 m_activeKeys = 0;
527 m_inactiveKeys = 0;
528 updateKeys();
529}
530
531void GameController::setAudioBufferSamples(int samples) {
532 threadInterrupt();
533 redoSamples(samples);
534 threadContinue();
535 QMetaObject::invokeMethod(m_audioProcessor, "setBufferSamples", Q_ARG(int, samples));
536}
537
538void GameController::setFPSTarget(float fps) {
539 threadInterrupt();
540 m_fpsTarget = fps;
541 m_threadContext.fpsTarget = fps;
542 if (m_turbo && m_turboSpeed > 0) {
543 m_threadContext.fpsTarget *= m_turboSpeed;
544 }
545 redoSamples(m_audioProcessor->getBufferSamples());
546 threadContinue();
547}
548
549void GameController::setSkipBIOS(bool set) {
550 threadInterrupt();
551 m_threadContext.skipBios = set;
552 threadContinue();
553}
554
555void GameController::setUseBIOS(bool use) {
556 threadInterrupt();
557 m_useBios = use;
558 threadContinue();
559}
560
561void GameController::loadState(int slot) {
562 if (slot > 0 && slot != m_stateSlot) {
563 m_stateSlot = slot;
564 m_backupSaveState.clear();
565 }
566 GBARunOnThread(&m_threadContext, [](GBAThread* context) {
567 GameController* controller = static_cast<GameController*>(context->userData);
568 if (!controller->m_backupLoadState) {
569 controller->m_backupLoadState = new GBASerializedState;
570 }
571 GBASerialize(context->gba, controller->m_backupLoadState);
572 if (GBALoadState(context, context->stateDir, controller->m_stateSlot)) {
573 controller->frameAvailable(controller->m_drawContext);
574 controller->stateLoaded(context);
575 }
576 });
577}
578
579void GameController::saveState(int slot) {
580 if (slot > 0) {
581 m_stateSlot = slot;
582 }
583 GBARunOnThread(&m_threadContext, [](GBAThread* context) {
584 GameController* controller = static_cast<GameController*>(context->userData);
585 VFile* vf = GBAGetState(context->gba, context->stateDir, controller->m_stateSlot, false);
586 if (vf) {
587 controller->m_backupSaveState.resize(vf->size(vf));
588 vf->read(vf, controller->m_backupSaveState.data(), controller->m_backupSaveState.size());
589 vf->close(vf);
590 }
591 GBASaveState(context, context->stateDir, controller->m_stateSlot, true);
592 });
593}
594
595void GameController::loadBackupState() {
596 if (!m_backupLoadState) {
597 return;
598 }
599
600 GBARunOnThread(&m_threadContext, [](GBAThread* context) {
601 GameController* controller = static_cast<GameController*>(context->userData);
602 if (GBADeserialize(context->gba, controller->m_backupLoadState)) {
603 GBALog(context->gba, GBA_LOG_STATUS, "Undid state load");
604 controller->frameAvailable(controller->m_drawContext);
605 controller->stateLoaded(context);
606 }
607 delete controller->m_backupLoadState;
608 controller->m_backupLoadState = nullptr;
609 });
610}
611
612void GameController::saveBackupState() {
613 if (m_backupSaveState.isEmpty()) {
614 return;
615 }
616
617 GBARunOnThread(&m_threadContext, [](GBAThread* context) {
618 GameController* controller = static_cast<GameController*>(context->userData);
619 VFile* vf = GBAGetState(context->gba, context->stateDir, controller->m_stateSlot, true);
620 if (vf) {
621 vf->write(vf, controller->m_backupSaveState.constData(), controller->m_backupSaveState.size());
622 vf->close(vf);
623 GBALog(context->gba, GBA_LOG_STATUS, "Undid state save");
624 }
625 controller->m_backupSaveState.clear();
626 });
627}
628
629void GameController::setVideoSync(bool set) {
630 m_videoSync = set;
631 if (!m_turbo) {
632 threadInterrupt();
633 m_threadContext.sync.videoFrameWait = set;
634 threadContinue();
635 }
636}
637
638void GameController::setAudioSync(bool set) {
639 m_audioSync = set;
640 if (!m_turbo) {
641 threadInterrupt();
642 m_threadContext.sync.audioWait = set;
643 threadContinue();
644 }
645}
646
647void GameController::setFrameskip(int skip) {
648 m_threadContext.frameskip = skip;
649}
650
651void GameController::setVolume(int volume) {
652 threadInterrupt();
653 m_threadContext.volume = volume;
654 if (m_gameOpen) {
655 m_threadContext.gba->audio.masterVolume = volume;
656 }
657 threadContinue();
658}
659
660void GameController::setMute(bool mute) {
661 threadInterrupt();
662 m_threadContext.mute = mute;
663 if (m_gameOpen) {
664 m_threadContext.gba->audio.masterVolume = mute ? 0 : m_threadContext.volume;
665 }
666 threadContinue();
667}
668
669void GameController::setTurbo(bool set, bool forced) {
670 if (m_turboForced && !forced) {
671 return;
672 }
673 if (m_turbo == set && m_turboForced == forced) {
674 // Don't interrupt the thread if we don't need to
675 return;
676 }
677 m_turbo = set;
678 m_turboForced = set && forced;
679 enableTurbo();
680}
681
682void GameController::setTurboSpeed(float ratio) {
683 m_turboSpeed = ratio;
684 enableTurbo();
685}
686
687void GameController::enableTurbo() {
688 threadInterrupt();
689 if (!m_turbo) {
690 m_threadContext.fpsTarget = m_fpsTarget;
691 m_threadContext.sync.audioWait = m_audioSync;
692 m_threadContext.sync.videoFrameWait = m_videoSync;
693 } else if (m_turboSpeed <= 0) {
694 m_threadContext.fpsTarget = m_fpsTarget;
695 m_threadContext.sync.audioWait = false;
696 m_threadContext.sync.videoFrameWait = false;
697 } else {
698 m_threadContext.fpsTarget = m_fpsTarget * m_turboSpeed;
699 m_threadContext.sync.audioWait = true;
700 m_threadContext.sync.videoFrameWait = false;
701 }
702 redoSamples(m_audioProcessor->getBufferSamples());
703 threadContinue();
704}
705
706void GameController::setAVStream(GBAAVStream* stream) {
707 threadInterrupt();
708 m_threadContext.stream = stream;
709 if (m_gameOpen) {
710 m_threadContext.gba->stream = stream;
711 }
712 threadContinue();
713}
714
715void GameController::clearAVStream() {
716 threadInterrupt();
717 m_threadContext.stream = nullptr;
718 if (m_gameOpen) {
719 m_threadContext.gba->stream = nullptr;
720 }
721 threadContinue();
722}
723
724#ifdef USE_PNG
725void GameController::screenshot() {
726 GBARunOnThread(&m_threadContext, GBAThreadTakeScreenshot);
727}
728#endif
729
730void GameController::reloadAudioDriver() {
731 QMetaObject::invokeMethod(m_audioProcessor, "pause", Qt::BlockingQueuedConnection);
732 int samples = m_audioProcessor->getBufferSamples();
733 delete m_audioProcessor;
734 m_audioProcessor = AudioProcessor::create();
735 m_audioProcessor->setBufferSamples(samples);
736 m_audioProcessor->moveToThread(m_audioThread);
737 connect(this, SIGNAL(gameStarted(GBAThread*)), m_audioProcessor, SLOT(start()));
738 connect(this, SIGNAL(gameStopped(GBAThread*)), m_audioProcessor, SLOT(pause()));
739 connect(this, SIGNAL(gamePaused(GBAThread*)), m_audioProcessor, SLOT(pause()));
740 connect(this, SIGNAL(gameUnpaused(GBAThread*)), m_audioProcessor, SLOT(start()));
741 if (isLoaded()) {
742 m_audioProcessor->setInput(&m_threadContext);
743 QMetaObject::invokeMethod(m_audioProcessor, "start");
744 }
745}
746
747void GameController::setLuminanceValue(uint8_t value) {
748 m_luxValue = value;
749 value = std::max<int>(value - 0x16, 0);
750 m_luxLevel = 10;
751 for (int i = 0; i < 10; ++i) {
752 if (value < LUX_LEVELS[i]) {
753 m_luxLevel = i;
754 break;
755 }
756 }
757 emit luminanceValueChanged(m_luxValue);
758}
759
760void GameController::setLuminanceLevel(int level) {
761 int value = 0x16;
762 level = std::max(0, std::min(10, level));
763 if (level > 0) {
764 value += LUX_LEVELS[level - 1];
765 }
766 setLuminanceValue(value);
767}
768
769void GameController::setRealTime() {
770 m_rtc.override = GBARTCGenericSource::RTC_NO_OVERRIDE;
771}
772
773void GameController::setFixedTime(const QDateTime& time) {
774 m_rtc.override = GBARTCGenericSource::RTC_FIXED;
775 m_rtc.value = time.toMSecsSinceEpoch() / 1000;
776}
777
778void GameController::setFakeEpoch(const QDateTime& time) {
779 m_rtc.override = GBARTCGenericSource::RTC_FAKE_EPOCH;
780 m_rtc.value = time.toMSecsSinceEpoch() / 1000;
781}
782
783void GameController::updateKeys() {
784 int activeKeys = m_activeKeys;
785 activeKeys |= m_activeButtons;
786 activeKeys &= ~m_inactiveKeys;
787 m_threadContext.activeKeys = activeKeys;
788}
789
790void GameController::redoSamples(int samples) {
791#if RESAMPLE_LIBRARY != RESAMPLE_BLIP_BUF
792 float sampleRate = 0x8000;
793 float ratio;
794 if (m_threadContext.gba) {
795 sampleRate = m_threadContext.gba->audio.sampleRate;
796 }
797 ratio = GBAAudioCalculateRatio(sampleRate, m_threadContext.fpsTarget, m_audioProcess->sampleRate());
798 m_threadContext.audioBuffers = ceil(samples / ratio);
799#else
800 m_threadContext.audioBuffers = samples;
801#endif
802 if (m_threadContext.gba) {
803 GBAAudioResizeBuffer(&m_threadContext.gba->audio, m_threadContext.audioBuffers);
804 }
805 QMetaObject::invokeMethod(m_audioProcessor, "inputParametersChanged");
806}
807
808void GameController::setLogLevel(int levels) {
809 threadInterrupt();
810 m_logLevels = levels;
811 threadContinue();
812}
813
814void GameController::enableLogLevel(int levels) {
815 threadInterrupt();
816 m_logLevels |= levels;
817 threadContinue();
818}
819
820void GameController::disableLogLevel(int levels) {
821 threadInterrupt();
822 m_logLevels &= ~levels;
823 threadContinue();
824}
825
826void GameController::pollEvents() {
827 if (!m_inputController) {
828 return;
829 }
830
831 m_activeButtons = m_inputController->pollEvents();
832 updateKeys();
833}