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_videoSync(VIDEO_SYNC)
44 , m_audioSync(AUDIO_SYNC)
45 , m_fpsTarget(-1)
46 , m_turbo(false)
47 , m_turboForced(false)
48 , m_turboSpeed(-1)
49 , m_wasPaused(false)
50 , m_inputController(nullptr)
51 , m_multiplayer(nullptr)
52 , m_stateSlot(1)
53{
54 m_renderer = new GBAVideoSoftwareRenderer;
55 GBAVideoSoftwareRendererCreate(m_renderer);
56 m_renderer->outputBuffer = (color_t*) m_drawContext;
57 m_renderer->outputBufferStride = 256;
58
59 GBACheatDeviceCreate(&m_cheatDevice);
60
61 m_threadContext.state = THREAD_INITIALIZED;
62 m_threadContext.debugger = 0;
63 m_threadContext.frameskip = 0;
64 m_threadContext.bios = 0;
65 m_threadContext.renderer = &m_renderer->d;
66 m_threadContext.userData = this;
67 m_threadContext.rewindBufferCapacity = 0;
68 m_threadContext.cheats = &m_cheatDevice;
69 m_threadContext.logLevel = GBA_LOG_ALL;
70
71 m_lux.p = this;
72 m_lux.sample = [] (GBALuminanceSource* context) {
73 GameControllerLux* lux = static_cast<GameControllerLux*>(context);
74 lux->value = 0xFF - lux->p->m_luxValue;
75 };
76
77 m_lux.readLuminance = [] (GBALuminanceSource* context) {
78 GameControllerLux* lux = static_cast<GameControllerLux*>(context);
79 return lux->value;
80 };
81 setLuminanceLevel(0);
82
83 m_rtc.p = this;
84 m_rtc.override = GameControllerRTC::NO_OVERRIDE;
85 m_rtc.sample = [] (GBARTCSource* context) { };
86 m_rtc.unixTime = [] (GBARTCSource* context) -> time_t {
87 GameControllerRTC* rtc = static_cast<GameControllerRTC*>(context);
88 switch (rtc->override) {
89 case GameControllerRTC::NO_OVERRIDE:
90 default:
91 return time(nullptr);
92 case GameControllerRTC::FIXED:
93 return rtc->value;
94 case GameControllerRTC::FAKE_EPOCH:
95 return rtc->value + rtc->p->m_threadContext.gba->video.frameCounter * (int64_t) VIDEO_TOTAL_LENGTH / GBA_ARM7TDMI_FREQUENCY;
96 }
97 };
98
99 m_threadContext.startCallback = [] (GBAThread* context) {
100 GameController* controller = static_cast<GameController*>(context->userData);
101 controller->m_audioProcessor->setInput(context);
102 context->gba->luminanceSource = &controller->m_lux;
103 context->gba->rtcSource = &controller->m_rtc;
104 context->gba->rumble = controller->m_inputController->rumble();
105 context->gba->rotationSource = controller->m_inputController->rotationSource();
106 controller->m_fpsTarget = context->fpsTarget;
107 controller->gameStarted(context);
108 };
109
110 m_threadContext.cleanCallback = [] (GBAThread* context) {
111 GameController* controller = static_cast<GameController*>(context->userData);
112 controller->gameStopped(context);
113 };
114
115 m_threadContext.frameCallback = [] (GBAThread* context) {
116 GameController* controller = static_cast<GameController*>(context->userData);
117 controller->m_pauseMutex.lock();
118 if (controller->m_pauseAfterFrame) {
119 GBAThreadPauseFromThread(context);
120 controller->m_pauseAfterFrame = false;
121 controller->gamePaused(&controller->m_threadContext);
122 }
123 controller->m_pauseMutex.unlock();
124 if (GBASyncDrawingFrame(&controller->m_threadContext.sync)) {
125 controller->frameAvailable(controller->m_drawContext);
126 } else {
127 controller->frameAvailable(nullptr);
128 }
129 };
130
131 m_threadContext.logHandler = [] (GBAThread* context, enum GBALogLevel level, const char* format, va_list args) {
132 static const char* stubMessage = "Stub software interrupt";
133 if (!context) {
134 return;
135 }
136 GameController* controller = static_cast<GameController*>(context->userData);
137 if (level == GBA_LOG_STUB && strncmp(stubMessage, format, strlen(stubMessage)) == 0) {
138 va_list argc;
139 va_copy(argc, args);
140 int immediate = va_arg(argc, int);
141 controller->unimplementedBiosCall(immediate);
142 }
143 if (level == GBA_LOG_FATAL) {
144 QMetaObject::invokeMethod(controller, "crashGame", Q_ARG(const QString&, QString().vsprintf(format, args)));
145 } else if (!(controller->m_logLevels & level)) {
146 return;
147 }
148 QString message(QString().vsprintf(format, args));
149 if (level == GBA_LOG_STATUS) {
150 controller->statusPosted(message);
151 }
152 controller->postLog(level, message);
153 };
154
155 connect(&m_rewindTimer, &QTimer::timeout, [this]() {
156 GBARewind(&m_threadContext, 1);
157 emit rewound(&m_threadContext);
158 emit frameAvailable(m_drawContext);
159 });
160 m_rewindTimer.setInterval(100);
161
162 m_audioThread->start(QThread::TimeCriticalPriority);
163 m_audioProcessor->moveToThread(m_audioThread);
164 connect(this, SIGNAL(gameStarted(GBAThread*)), m_audioProcessor, SLOT(start()));
165 connect(this, SIGNAL(gameStopped(GBAThread*)), m_audioProcessor, SLOT(pause()));
166 connect(this, SIGNAL(gamePaused(GBAThread*)), m_audioProcessor, SLOT(pause()));
167 connect(this, SIGNAL(gameUnpaused(GBAThread*)), m_audioProcessor, SLOT(start()));
168 connect(this, SIGNAL(frameAvailable(const uint32_t*)), this, SLOT(pollEvents()));
169}
170
171GameController::~GameController() {
172 m_audioThread->quit();
173 m_audioThread->wait();
174 disconnect();
175 clearMultiplayerController();
176 closeGame();
177 GBACheatDeviceDestroy(&m_cheatDevice);
178 delete m_renderer;
179 delete[] m_drawContext;
180}
181
182void GameController::setMultiplayerController(MultiplayerController* controller) {
183 if (controller == m_multiplayer) {
184 return;
185 }
186 clearMultiplayerController();
187 m_multiplayer = controller;
188 controller->attachGame(this);
189}
190
191void GameController::clearMultiplayerController() {
192 if (!m_multiplayer) {
193 return;
194 }
195 m_multiplayer->detachGame(this);
196 m_multiplayer = nullptr;
197}
198
199void GameController::setOverride(const GBACartridgeOverride& override) {
200 m_threadContext.override = override;
201 m_threadContext.hasOverride = true;
202}
203
204void GameController::setOptions(const GBAOptions* opts) {
205 setFrameskip(opts->frameskip);
206 setAudioSync(opts->audioSync);
207 setVideoSync(opts->videoSync);
208 setSkipBIOS(opts->skipBios);
209 setUseBIOS(opts->useBios);
210 setRewind(opts->rewindEnable, opts->rewindBufferCapacity, opts->rewindBufferInterval);
211 setVolume(opts->volume);
212 setMute(opts->mute);
213
214 threadInterrupt();
215 m_threadContext.idleOptimization = opts->idleOptimization;
216 threadContinue();
217}
218
219#ifdef USE_GDB_STUB
220ARMDebugger* GameController::debugger() {
221 return m_threadContext.debugger;
222}
223
224void GameController::setDebugger(ARMDebugger* debugger) {
225 threadInterrupt();
226 if (m_threadContext.debugger && GBAThreadIsActive(&m_threadContext)) {
227 GBADetachDebugger(m_threadContext.gba);
228 }
229 m_threadContext.debugger = debugger;
230 if (m_threadContext.debugger && GBAThreadIsActive(&m_threadContext)) {
231 GBAAttachDebugger(m_threadContext.gba, m_threadContext.debugger);
232 }
233 threadContinue();
234}
235#endif
236
237void GameController::loadGame(const QString& path, bool dirmode) {
238 closeGame();
239 if (!dirmode) {
240 QFile file(path);
241 if (!file.open(QIODevice::ReadOnly)) {
242 return;
243 }
244 file.close();
245 }
246
247 m_fname = path;
248 m_dirmode = dirmode;
249 openGame();
250}
251
252void GameController::openGame() {
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.fname = strdup(m_fname.toLocal8Bit().constData());
267 if (m_dirmode) {
268 m_threadContext.gameDir = VDirOpen(m_threadContext.fname);
269 m_threadContext.stateDir = m_threadContext.gameDir;
270 } else {
271 m_threadContext.rom = VFileOpen(m_threadContext.fname, O_RDONLY);
272#if USE_LIBZIP
273 if (!m_threadContext.gameDir) {
274 m_threadContext.gameDir = VDirOpenZip(m_threadContext.fname, 0);
275 }
276#endif
277#if USE_LZMA
278 if (!m_threadContext.gameDir) {
279 m_threadContext.gameDir = VDirOpen7z(m_threadContext.fname, 0);
280 }
281#endif
282 }
283
284 if (!m_bios.isNull() &&m_useBios) {
285 m_threadContext.bios = VFileDevice::open(m_bios, O_RDONLY);
286 } else {
287 m_threadContext.bios = nullptr;
288 }
289
290 if (!m_patch.isNull()) {
291 m_threadContext.patch = VFileDevice::open(m_patch, O_RDONLY);
292 }
293
294 m_inputController->recalibrateAxes();
295
296 if (!GBAThreadStart(&m_threadContext)) {
297 m_gameOpen = false;
298 emit gameFailed();
299 }
300}
301
302void GameController::loadBIOS(const QString& path) {
303 if (m_bios == path) {
304 return;
305 }
306 m_bios = path;
307 if (m_gameOpen) {
308 closeGame();
309 openGame();
310 }
311}
312
313void GameController::loadPatch(const QString& path) {
314 if (m_gameOpen) {
315 closeGame();
316 m_patch = path;
317 openGame();
318 } else {
319 m_patch = path;
320 }
321}
322
323void GameController::importSharkport(const QString& path) {
324 if (!m_gameOpen) {
325 return;
326 }
327 VFile* vf = VFileDevice::open(path, O_RDONLY);
328 if (!vf) {
329 return;
330 }
331 threadInterrupt();
332 GBASavedataImportSharkPort(m_threadContext.gba, vf, false);
333 threadContinue();
334 vf->close(vf);
335}
336
337void GameController::exportSharkport(const QString& path) {
338 if (!m_gameOpen) {
339 return;
340 }
341 VFile* vf = VFileDevice::open(path, O_WRONLY | O_CREAT | O_TRUNC);
342 if (!vf) {
343 return;
344 }
345 threadInterrupt();
346 GBASavedataExportSharkPort(m_threadContext.gba, vf);
347 threadContinue();
348 vf->close(vf);
349}
350
351void GameController::closeGame() {
352 if (!m_gameOpen) {
353 return;
354 }
355 m_rewindTimer.stop();
356 if (GBAThreadIsPaused(&m_threadContext)) {
357 GBAThreadUnpause(&m_threadContext);
358 }
359 GBAThreadEnd(&m_threadContext);
360 GBAThreadJoin(&m_threadContext);
361 if (m_threadContext.fname) {
362 free(const_cast<char*>(m_threadContext.fname));
363 m_threadContext.fname = nullptr;
364 }
365
366 m_patch = QString();
367
368 for (size_t i = 0; i < GBACheatSetsSize(&m_cheatDevice.cheats); ++i) {
369 GBACheatSet* set = *GBACheatSetsGetPointer(&m_cheatDevice.cheats, i);
370 GBACheatSetDeinit(set);
371 delete set;
372 }
373 GBACheatSetsClear(&m_cheatDevice.cheats);
374
375 m_gameOpen = false;
376 emit gameStopped(&m_threadContext);
377}
378
379void GameController::crashGame(const QString& crashMessage) {
380 closeGame();
381 emit gameCrashed(crashMessage);
382 emit gameStopped(&m_threadContext);
383}
384
385bool GameController::isPaused() {
386 if (!m_gameOpen) {
387 return false;
388 }
389 return GBAThreadIsPaused(&m_threadContext);
390}
391
392void GameController::setPaused(bool paused) {
393 if (!m_gameOpen || m_rewindTimer.isActive() || paused == GBAThreadIsPaused(&m_threadContext)) {
394 return;
395 }
396 if (paused) {
397 GBAThreadPause(&m_threadContext);
398 emit gamePaused(&m_threadContext);
399 } else {
400 GBAThreadUnpause(&m_threadContext);
401 emit gameUnpaused(&m_threadContext);
402 }
403}
404
405void GameController::reset() {
406 GBAThreadReset(&m_threadContext);
407}
408
409void GameController::threadInterrupt() {
410 if (m_gameOpen) {
411 GBAThreadInterrupt(&m_threadContext);
412 }
413}
414
415void GameController::threadContinue() {
416 if (m_gameOpen) {
417 GBAThreadContinue(&m_threadContext);
418 }
419}
420
421void GameController::frameAdvance() {
422 m_pauseMutex.lock();
423 m_pauseAfterFrame = true;
424 setPaused(false);
425 m_pauseMutex.unlock();
426}
427
428void GameController::setRewind(bool enable, int capacity, int interval) {
429 if (m_gameOpen) {
430 threadInterrupt();
431 GBARewindSettingsChanged(&m_threadContext, enable ? capacity : 0, enable ? interval : 0);
432 threadContinue();
433 } else {
434 if (enable) {
435 m_threadContext.rewindBufferInterval = interval;
436 m_threadContext.rewindBufferCapacity = capacity;
437 } else {
438 m_threadContext.rewindBufferInterval = 0;
439 m_threadContext.rewindBufferCapacity = 0;
440 }
441 }
442}
443
444void GameController::rewind(int states) {
445 threadInterrupt();
446 if (!states) {
447 GBARewindAll(&m_threadContext);
448 } else {
449 GBARewind(&m_threadContext, states);
450 }
451 threadContinue();
452 emit rewound(&m_threadContext);
453 emit frameAvailable(m_drawContext);
454}
455
456void GameController::startRewinding() {
457 if (!m_gameOpen) {
458 return;
459 }
460 m_wasPaused = isPaused();
461 setPaused(true);
462 m_rewindTimer.start();
463}
464
465void GameController::stopRewinding() {
466 m_rewindTimer.stop();
467 setPaused(m_wasPaused);
468}
469
470void GameController::keyPressed(int key) {
471 int mappedKey = 1 << key;
472 m_activeKeys |= mappedKey;
473 if (!m_inputController->allowOpposing()) {
474 if ((m_activeKeys & 0x30) == 0x30) {
475 m_inactiveKeys |= mappedKey ^ 0x30;
476 m_activeKeys ^= mappedKey ^ 0x30;
477 }
478 if ((m_activeKeys & 0xC0) == 0xC0) {
479 m_inactiveKeys |= mappedKey ^ 0xC0;
480 m_activeKeys ^= mappedKey ^ 0xC0;
481 }
482 }
483 updateKeys();
484}
485
486void GameController::keyReleased(int key) {
487 int mappedKey = 1 << key;
488 m_activeKeys &= ~mappedKey;
489 if (!m_inputController->allowOpposing()) {
490 if (mappedKey & 0x30) {
491 m_activeKeys |= m_inactiveKeys & (0x30 ^ mappedKey);
492 m_inactiveKeys &= ~0x30;
493 }
494 if (mappedKey & 0xC0) {
495 m_activeKeys |= m_inactiveKeys & (0xC0 ^ mappedKey);
496 m_inactiveKeys &= ~0xC0;
497 }
498 }
499 updateKeys();
500}
501
502void GameController::clearKeys() {
503 m_activeKeys = 0;
504 m_inactiveKeys = 0;
505 updateKeys();
506}
507
508void GameController::setAudioBufferSamples(int samples) {
509 threadInterrupt();
510 redoSamples(samples);
511 threadContinue();
512 QMetaObject::invokeMethod(m_audioProcessor, "setBufferSamples", Q_ARG(int, samples));
513}
514
515void GameController::setFPSTarget(float fps) {
516 threadInterrupt();
517 m_fpsTarget = fps;
518 m_threadContext.fpsTarget = fps;
519 if (m_turbo && m_turboSpeed > 0) {
520 m_threadContext.fpsTarget *= m_turboSpeed;
521 }
522 redoSamples(m_audioProcessor->getBufferSamples());
523 threadContinue();
524 QMetaObject::invokeMethod(m_audioProcessor, "inputParametersChanged");
525}
526
527void GameController::setSkipBIOS(bool set) {
528 threadInterrupt();
529 m_threadContext.skipBios = set;
530 threadContinue();
531}
532
533void GameController::setUseBIOS(bool use) {
534 threadInterrupt();
535 m_useBios = use;
536 threadContinue();
537}
538
539void GameController::loadState(int slot) {
540 if (slot > 0) {
541 m_stateSlot = slot;
542 }
543 GBARunOnThread(&m_threadContext, [](GBAThread* context) {
544 GameController* controller = static_cast<GameController*>(context->userData);
545 GBALoadState(context, context->stateDir, controller->m_stateSlot);
546 controller->stateLoaded(context);
547 controller->frameAvailable(controller->m_drawContext);
548 });
549}
550
551void GameController::saveState(int slot) {
552 if (slot > 0) {
553 m_stateSlot = slot;
554 }
555 GBARunOnThread(&m_threadContext, [](GBAThread* context) {
556 GameController* controller = static_cast<GameController*>(context->userData);
557 GBASaveState(context, context->stateDir, controller->m_stateSlot, true);
558 });
559}
560
561void GameController::setVideoSync(bool set) {
562 m_videoSync = set;
563 if (!m_turbo) {
564 threadInterrupt();
565 m_threadContext.sync.videoFrameWait = set;
566 threadContinue();
567 }
568}
569
570void GameController::setAudioSync(bool set) {
571 m_audioSync = set;
572 if (!m_turbo) {
573 threadInterrupt();
574 m_threadContext.sync.audioWait = set;
575 threadContinue();
576 }
577}
578
579void GameController::setFrameskip(int skip) {
580 m_threadContext.frameskip = skip;
581}
582
583void GameController::setVolume(int volume) {
584 threadInterrupt();
585 m_threadContext.volume = volume;
586 if (m_gameOpen) {
587 m_threadContext.gba->audio.masterVolume = volume;
588 }
589 threadContinue();
590}
591
592void GameController::setMute(bool mute) {
593 threadInterrupt();
594 m_threadContext.mute = mute;
595 if (m_gameOpen) {
596 m_threadContext.gba->audio.masterVolume = mute ? 0 : m_threadContext.volume;
597 }
598 threadContinue();
599}
600
601void GameController::setTurbo(bool set, bool forced) {
602 if (m_turboForced && !forced) {
603 return;
604 }
605 if (m_turbo == set && m_turboForced == forced) {
606 // Don't interrupt the thread if we don't need to
607 return;
608 }
609 m_turbo = set;
610 m_turboForced = set && forced;
611 enableTurbo();
612}
613
614void GameController::setTurboSpeed(float ratio) {
615 m_turboSpeed = ratio;
616 enableTurbo();
617}
618
619void GameController::enableTurbo() {
620 threadInterrupt();
621 if (!m_turbo) {
622 m_threadContext.fpsTarget = m_fpsTarget;
623 m_threadContext.sync.audioWait = m_audioSync;
624 m_threadContext.sync.videoFrameWait = m_videoSync;
625 redoSamples(m_audioProcessor->getBufferSamples());
626 } else if (m_turboSpeed <= 0) {
627 m_threadContext.sync.audioWait = false;
628 m_threadContext.sync.videoFrameWait = false;
629 } else {
630 m_threadContext.fpsTarget = m_fpsTarget * m_turboSpeed;
631 m_threadContext.sync.audioWait = true;
632 m_threadContext.sync.videoFrameWait = false;
633 redoSamples(m_audioProcessor->getBufferSamples());
634 }
635 threadContinue();
636}
637
638void GameController::setAVStream(GBAAVStream* stream) {
639 threadInterrupt();
640 m_threadContext.stream = stream;
641 if (m_gameOpen) {
642 m_threadContext.gba->stream = stream;
643 }
644 threadContinue();
645}
646
647void GameController::clearAVStream() {
648 threadInterrupt();
649 m_threadContext.stream = nullptr;
650 if (m_gameOpen) {
651 m_threadContext.gba->stream = nullptr;
652 }
653 threadContinue();
654}
655
656#ifdef USE_PNG
657void GameController::screenshot() {
658 GBARunOnThread(&m_threadContext, GBAThreadTakeScreenshot);
659}
660#endif
661
662void GameController::reloadAudioDriver() {
663 QMetaObject::invokeMethod(m_audioProcessor, "pause", Qt::BlockingQueuedConnection);
664 int samples = m_audioProcessor->getBufferSamples();
665 delete m_audioProcessor;
666 m_audioProcessor = AudioProcessor::create();
667 m_audioProcessor->setBufferSamples(samples);
668 m_audioProcessor->moveToThread(m_audioThread);
669 connect(this, SIGNAL(gameStarted(GBAThread*)), m_audioProcessor, SLOT(start()));
670 connect(this, SIGNAL(gameStopped(GBAThread*)), m_audioProcessor, SLOT(pause()));
671 connect(this, SIGNAL(gamePaused(GBAThread*)), m_audioProcessor, SLOT(pause()));
672 connect(this, SIGNAL(gameUnpaused(GBAThread*)), m_audioProcessor, SLOT(start()));
673 if (isLoaded()) {
674 m_audioProcessor->setInput(&m_threadContext);
675 QMetaObject::invokeMethod(m_audioProcessor, "start");
676 }
677}
678
679void GameController::setLuminanceValue(uint8_t value) {
680 m_luxValue = value;
681 value = std::max<int>(value - 0x16, 0);
682 m_luxLevel = 10;
683 for (int i = 0; i < 10; ++i) {
684 if (value < LUX_LEVELS[i]) {
685 m_luxLevel = i;
686 break;
687 }
688 }
689 emit luminanceValueChanged(m_luxValue);
690}
691
692void GameController::setLuminanceLevel(int level) {
693 int value = 0x16;
694 level = std::max(0, std::min(10, level));
695 if (level > 0) {
696 value += LUX_LEVELS[level - 1];
697 }
698 setLuminanceValue(value);
699}
700
701void GameController::setRealTime() {
702 m_rtc.override = GameControllerRTC::NO_OVERRIDE;
703}
704
705void GameController::setFixedTime(const QDateTime& time) {
706 m_rtc.override = GameControllerRTC::FIXED;
707 m_rtc.value = time.toMSecsSinceEpoch() / 1000;
708}
709
710void GameController::setFakeEpoch(const QDateTime& time) {
711 m_rtc.override = GameControllerRTC::FAKE_EPOCH;
712 m_rtc.value = time.toMSecsSinceEpoch() / 1000;
713}
714
715void GameController::updateKeys() {
716 int activeKeys = m_activeKeys;
717 activeKeys |= m_activeButtons;
718 activeKeys &= ~m_inactiveKeys;
719 m_threadContext.activeKeys = activeKeys;
720}
721
722void GameController::redoSamples(int samples) {
723#if RESAMPLE_LIBRARY != RESAMPLE_BLIP_BUF
724 float sampleRate = 0x8000;
725 float ratio;
726 if (m_threadContext.gba) {
727 sampleRate = m_threadContext.gba->audio.sampleRate;
728 }
729 ratio = GBAAudioCalculateRatio(sampleRate, m_threadContext.fpsTarget, 44100);
730 m_threadContext.audioBuffers = ceil(samples / ratio);
731#else
732 m_threadContext.audioBuffers = samples;
733#endif
734 if (m_threadContext.gba) {
735 GBAAudioResizeBuffer(&m_threadContext.gba->audio, m_threadContext.audioBuffers);
736 }
737}
738
739void GameController::setLogLevel(int levels) {
740 threadInterrupt();
741 m_logLevels = levels;
742 threadContinue();
743}
744
745void GameController::enableLogLevel(int levels) {
746 threadInterrupt();
747 m_logLevels |= levels;
748 threadContinue();
749}
750
751void GameController::disableLogLevel(int levels) {
752 threadInterrupt();
753 m_logLevels &= ~levels;
754 threadContinue();
755}
756
757void GameController::pollEvents() {
758 if (!m_inputController) {
759 return;
760 }
761
762 m_activeButtons = m_inputController->pollEvents();
763 updateKeys();
764}