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
12#include <QDateTime>
13#include <QThread>
14
15#include <ctime>
16
17extern "C" {
18#include "gba/audio.h"
19#include "gba/gba.h"
20#include "gba/serialize.h"
21#include "gba/sharkport.h"
22#include "gba/renderers/video-software.h"
23#include "gba/supervisor/config.h"
24#include "util/vfs.h"
25}
26
27using namespace QGBA;
28using namespace std;
29
30const int GameController::LUX_LEVELS[10] = { 5, 11, 18, 27, 42, 62, 84, 109, 139, 183 };
31
32GameController::GameController(QObject* parent)
33 : QObject(parent)
34 , m_drawContext(new uint32_t[256 * 256])
35 , m_threadContext()
36 , m_activeKeys(0)
37 , m_inactiveKeys(0)
38 , m_logLevels(0)
39 , m_gameOpen(false)
40 , m_audioThread(new QThread(this))
41 , m_audioProcessor(AudioProcessor::create())
42 , m_videoSync(VIDEO_SYNC)
43 , m_audioSync(AUDIO_SYNC)
44 , m_fpsTarget(-1)
45 , m_turbo(false)
46 , m_turboForced(false)
47 , m_turboSpeed(-1)
48 , m_inputController(nullptr)
49 , m_multiplayer(nullptr)
50 , m_stateSlot(1)
51{
52 m_renderer = new GBAVideoSoftwareRenderer;
53 GBAVideoSoftwareRendererCreate(m_renderer);
54 m_renderer->outputBuffer = (color_t*) m_drawContext;
55 m_renderer->outputBufferStride = 256;
56
57 GBACheatDeviceCreate(&m_cheatDevice);
58
59 m_threadContext.state = THREAD_INITIALIZED;
60 m_threadContext.debugger = 0;
61 m_threadContext.frameskip = 0;
62 m_threadContext.bios = 0;
63 m_threadContext.renderer = &m_renderer->d;
64 m_threadContext.userData = this;
65 m_threadContext.rewindBufferCapacity = 0;
66 m_threadContext.cheats = &m_cheatDevice;
67 m_threadContext.logLevel = GBA_LOG_ALL;
68
69 m_lux.p = this;
70 m_lux.sample = [] (GBALuminanceSource* context) {
71 GameControllerLux* lux = static_cast<GameControllerLux*>(context);
72 lux->value = 0xFF - lux->p->m_luxValue;
73 };
74
75 m_lux.readLuminance = [] (GBALuminanceSource* context) {
76 GameControllerLux* lux = static_cast<GameControllerLux*>(context);
77 return lux->value;
78 };
79 setLuminanceLevel(0);
80
81 m_rtc.p = this;
82 m_rtc.override = GameControllerRTC::NO_OVERRIDE;
83 m_rtc.sample = [] (GBARTCSource* context) { };
84 m_rtc.unixTime = [] (GBARTCSource* context) -> time_t {
85 GameControllerRTC* rtc = static_cast<GameControllerRTC*>(context);
86 switch (rtc->override) {
87 case GameControllerRTC::NO_OVERRIDE:
88 default:
89 return time(nullptr);
90 case GameControllerRTC::FIXED:
91 return rtc->value;
92 case GameControllerRTC::FAKE_EPOCH:
93 return rtc->value + rtc->p->m_threadContext.gba->video.frameCounter * (int64_t) VIDEO_TOTAL_LENGTH / GBA_ARM7TDMI_FREQUENCY;
94 }
95 };
96
97 m_threadContext.startCallback = [] (GBAThread* context) {
98 GameController* controller = static_cast<GameController*>(context->userData);
99 controller->m_audioProcessor->setInput(context);
100 context->gba->luminanceSource = &controller->m_lux;
101 context->gba->rtcSource = &controller->m_rtc;
102 context->gba->rumble = controller->m_inputController->rumble();
103 context->gba->rotationSource = controller->m_inputController->rotationSource();
104 controller->m_fpsTarget = context->fpsTarget;
105 controller->gameStarted(context);
106 };
107
108 m_threadContext.cleanCallback = [] (GBAThread* context) {
109 GameController* controller = static_cast<GameController*>(context->userData);
110 controller->gameStopped(context);
111 };
112
113 m_threadContext.frameCallback = [] (GBAThread* context) {
114 GameController* controller = static_cast<GameController*>(context->userData);
115 controller->m_pauseMutex.lock();
116 if (controller->m_pauseAfterFrame) {
117 GBAThreadPauseFromThread(context);
118 controller->m_pauseAfterFrame = false;
119 controller->gamePaused(&controller->m_threadContext);
120 }
121 controller->m_pauseMutex.unlock();
122 if (GBASyncDrawingFrame(&controller->m_threadContext.sync)) {
123 controller->frameAvailable(controller->m_drawContext);
124 } else {
125 controller->frameAvailable(nullptr);
126 }
127 };
128
129 m_threadContext.logHandler = [] (GBAThread* context, enum GBALogLevel level, const char* format, va_list args) {
130 static const char* stubMessage = "Stub software interrupt";
131 if (!context) {
132 return;
133 }
134 GameController* controller = static_cast<GameController*>(context->userData);
135 if (level == GBA_LOG_STUB && strncmp(stubMessage, format, strlen(stubMessage)) == 0) {
136 va_list argc;
137 va_copy(argc, args);
138 int immediate = va_arg(argc, int);
139 controller->unimplementedBiosCall(immediate);
140 }
141 if (level == GBA_LOG_FATAL) {
142 QMetaObject::invokeMethod(controller, "crashGame", Q_ARG(const QString&, QString().vsprintf(format, args)));
143 } else if (!(controller->m_logLevels & level)) {
144 return;
145 }
146 QString message(QString().vsprintf(format, args));
147 if (level == GBA_LOG_STATUS) {
148 controller->statusPosted(message);
149 }
150 controller->postLog(level, message);
151 };
152
153 m_audioThread->start(QThread::TimeCriticalPriority);
154 m_audioProcessor->moveToThread(m_audioThread);
155 connect(this, SIGNAL(gameStarted(GBAThread*)), m_audioProcessor, SLOT(start()));
156 connect(this, SIGNAL(gameStopped(GBAThread*)), m_audioProcessor, SLOT(pause()));
157 connect(this, SIGNAL(gamePaused(GBAThread*)), m_audioProcessor, SLOT(pause()));
158 connect(this, SIGNAL(gameUnpaused(GBAThread*)), m_audioProcessor, SLOT(start()));
159 connect(this, SIGNAL(frameAvailable(const uint32_t*)), this, SLOT(pollEvents()));
160}
161
162GameController::~GameController() {
163 m_audioThread->quit();
164 m_audioThread->wait();
165 disconnect();
166 clearMultiplayerController();
167 closeGame();
168 GBACheatDeviceDestroy(&m_cheatDevice);
169 delete m_renderer;
170 delete[] m_drawContext;
171}
172
173void GameController::setMultiplayerController(std::shared_ptr<MultiplayerController> controller) {
174 if (controller == m_multiplayer) {
175 return;
176 }
177 clearMultiplayerController();
178 m_multiplayer = controller;
179 controller->attachGame(this);
180}
181
182void GameController::clearMultiplayerController() {
183 if (!m_multiplayer) {
184 return;
185 }
186 m_multiplayer->detachGame(this);
187 m_multiplayer.reset();
188}
189
190void GameController::setOverride(const GBACartridgeOverride& override) {
191 m_threadContext.override = override;
192 m_threadContext.hasOverride = true;
193}
194
195void GameController::setOptions(const GBAOptions* opts) {
196 setFrameskip(opts->frameskip);
197 setAudioSync(opts->audioSync);
198 setVideoSync(opts->videoSync);
199 setSkipBIOS(opts->skipBios);
200 setUseBIOS(opts->useBios);
201 setRewind(opts->rewindEnable, opts->rewindBufferCapacity, opts->rewindBufferInterval);
202 setVolume(opts->volume);
203 setMute(opts->mute);
204
205 threadInterrupt();
206 m_threadContext.idleOptimization = opts->idleOptimization;
207 threadContinue();
208}
209
210#ifdef USE_GDB_STUB
211ARMDebugger* GameController::debugger() {
212 return m_threadContext.debugger;
213}
214
215void GameController::setDebugger(ARMDebugger* debugger) {
216 threadInterrupt();
217 if (m_threadContext.debugger && GBAThreadIsActive(&m_threadContext)) {
218 GBADetachDebugger(m_threadContext.gba);
219 }
220 m_threadContext.debugger = debugger;
221 if (m_threadContext.debugger && GBAThreadIsActive(&m_threadContext)) {
222 GBAAttachDebugger(m_threadContext.gba, m_threadContext.debugger);
223 }
224 threadContinue();
225}
226#endif
227
228void GameController::loadGame(const QString& path, bool dirmode) {
229 closeGame();
230 if (!dirmode) {
231 QFile file(path);
232 if (!file.open(QIODevice::ReadOnly)) {
233 return;
234 }
235 file.close();
236 }
237
238 m_fname = path;
239 m_dirmode = dirmode;
240 openGame();
241}
242
243void GameController::openGame() {
244 m_gameOpen = true;
245
246 m_pauseAfterFrame = false;
247
248 if (m_turbo) {
249 m_threadContext.sync.videoFrameWait = false;
250 m_threadContext.sync.audioWait = false;
251 } else {
252 m_threadContext.sync.videoFrameWait = m_videoSync;
253 m_threadContext.sync.audioWait = m_audioSync;
254 }
255
256 m_threadContext.gameDir = 0;
257 m_threadContext.fname = strdup(m_fname.toLocal8Bit().constData());
258 if (m_dirmode) {
259 m_threadContext.gameDir = VDirOpen(m_threadContext.fname);
260 m_threadContext.stateDir = m_threadContext.gameDir;
261 } else {
262 m_threadContext.rom = VFileOpen(m_threadContext.fname, O_RDONLY);
263#if USE_LIBZIP
264 if (!m_threadContext.gameDir) {
265 m_threadContext.gameDir = VDirOpenZip(m_threadContext.fname, 0);
266 }
267#endif
268#if USE_LZMA
269 if (!m_threadContext.gameDir) {
270 m_threadContext.gameDir = VDirOpen7z(m_threadContext.fname, 0);
271 }
272#endif
273 }
274
275 if (!m_bios.isNull() &&m_useBios) {
276 m_threadContext.bios = VFileOpen(m_bios.toLocal8Bit().constData(), O_RDONLY);
277 } else {
278 m_threadContext.bios = nullptr;
279 }
280
281 if (!m_patch.isNull()) {
282 m_threadContext.patch = VFileOpen(m_patch.toLocal8Bit().constData(), O_RDONLY);
283 }
284
285 m_inputController->recalibrateAxes();
286
287 if (!GBAThreadStart(&m_threadContext)) {
288 m_gameOpen = false;
289 emit gameFailed();
290 }
291}
292
293void GameController::loadBIOS(const QString& path) {
294 if (m_bios == path) {
295 return;
296 }
297 m_bios = path;
298 if (m_gameOpen) {
299 closeGame();
300 openGame();
301 }
302}
303
304void GameController::loadPatch(const QString& path) {
305 if (m_gameOpen) {
306 closeGame();
307 m_patch = path;
308 openGame();
309 } else {
310 m_patch = path;
311 }
312}
313
314void GameController::importSharkport(const QString& path) {
315 if (!m_gameOpen) {
316 return;
317 }
318 VFile* vf = VFileOpen(path.toLocal8Bit().constData(), O_RDONLY);
319 if (!vf) {
320 return;
321 }
322 threadInterrupt();
323 GBASavedataImportSharkPort(m_threadContext.gba, vf, false);
324 threadContinue();
325 vf->close(vf);
326}
327
328void GameController::exportSharkport(const QString& path) {
329 if (!m_gameOpen) {
330 return;
331 }
332 VFile* vf = VFileOpen(path.toLocal8Bit().constData(), O_WRONLY | O_CREAT | O_TRUNC);
333 if (!vf) {
334 return;
335 }
336 threadInterrupt();
337 GBASavedataExportSharkPort(m_threadContext.gba, vf);
338 threadContinue();
339 vf->close(vf);
340}
341
342void GameController::closeGame() {
343 if (!m_gameOpen) {
344 return;
345 }
346 if (GBAThreadIsPaused(&m_threadContext)) {
347 GBAThreadUnpause(&m_threadContext);
348 }
349 GBAThreadEnd(&m_threadContext);
350 GBAThreadJoin(&m_threadContext);
351 if (m_threadContext.fname) {
352 free(const_cast<char*>(m_threadContext.fname));
353 m_threadContext.fname = nullptr;
354 }
355
356 m_patch = QString();
357
358 for (size_t i = 0; i < GBACheatSetsSize(&m_cheatDevice.cheats); ++i) {
359 GBACheatSet* set = *GBACheatSetsGetPointer(&m_cheatDevice.cheats, i);
360 GBACheatSetDeinit(set);
361 delete set;
362 }
363 GBACheatSetsClear(&m_cheatDevice.cheats);
364
365 m_gameOpen = false;
366 emit gameStopped(&m_threadContext);
367}
368
369void GameController::crashGame(const QString& crashMessage) {
370 closeGame();
371 emit gameCrashed(crashMessage);
372 emit gameStopped(&m_threadContext);
373}
374
375bool GameController::isPaused() {
376 if (!m_gameOpen) {
377 return false;
378 }
379 return GBAThreadIsPaused(&m_threadContext);
380}
381
382void GameController::setPaused(bool paused) {
383 if (!m_gameOpen || paused == GBAThreadIsPaused(&m_threadContext)) {
384 return;
385 }
386 if (paused) {
387 GBAThreadPause(&m_threadContext);
388 emit gamePaused(&m_threadContext);
389 } else {
390 GBAThreadUnpause(&m_threadContext);
391 emit gameUnpaused(&m_threadContext);
392 }
393}
394
395void GameController::reset() {
396 GBAThreadReset(&m_threadContext);
397}
398
399void GameController::threadInterrupt() {
400 if (m_gameOpen) {
401 GBAThreadInterrupt(&m_threadContext);
402 }
403}
404
405void GameController::threadContinue() {
406 if (m_gameOpen) {
407 GBAThreadContinue(&m_threadContext);
408 }
409}
410
411void GameController::frameAdvance() {
412 m_pauseMutex.lock();
413 m_pauseAfterFrame = true;
414 setPaused(false);
415 m_pauseMutex.unlock();
416}
417
418void GameController::setRewind(bool enable, int capacity, int interval) {
419 if (m_gameOpen) {
420 threadInterrupt();
421 GBARewindSettingsChanged(&m_threadContext, enable ? capacity : 0, enable ? interval : 0);
422 threadContinue();
423 } else {
424 if (enable) {
425 m_threadContext.rewindBufferInterval = interval;
426 m_threadContext.rewindBufferCapacity = capacity;
427 } else {
428 m_threadContext.rewindBufferInterval = 0;
429 m_threadContext.rewindBufferCapacity = 0;
430 }
431 }
432}
433
434void GameController::rewind(int states) {
435 threadInterrupt();
436 if (!states) {
437 GBARewindAll(&m_threadContext);
438 } else {
439 GBARewind(&m_threadContext, states);
440 }
441 threadContinue();
442 emit rewound(&m_threadContext);
443 emit frameAvailable(m_drawContext);
444}
445
446void GameController::keyPressed(int key) {
447 int mappedKey = 1 << key;
448 m_activeKeys |= mappedKey;
449 if (!m_inputController->allowOpposing()) {
450 if ((m_activeKeys & 0x30) == 0x30) {
451 m_inactiveKeys |= mappedKey ^ 0x30;
452 m_activeKeys ^= mappedKey ^ 0x30;
453 }
454 if ((m_activeKeys & 0xC0) == 0xC0) {
455 m_inactiveKeys |= mappedKey ^ 0xC0;
456 m_activeKeys ^= mappedKey ^ 0xC0;
457 }
458 }
459 updateKeys();
460}
461
462void GameController::keyReleased(int key) {
463 int mappedKey = 1 << key;
464 m_activeKeys &= ~mappedKey;
465 if (!m_inputController->allowOpposing()) {
466 if (mappedKey & 0x30) {
467 m_activeKeys |= m_inactiveKeys & (0x30 ^ mappedKey);
468 m_inactiveKeys &= ~0x30;
469 }
470 if (mappedKey & 0xC0) {
471 m_activeKeys |= m_inactiveKeys & (0xC0 ^ mappedKey);
472 m_inactiveKeys &= ~0xC0;
473 }
474 }
475 updateKeys();
476}
477
478void GameController::clearKeys() {
479 m_activeKeys = 0;
480 m_inactiveKeys = 0;
481 updateKeys();
482}
483
484void GameController::setAudioBufferSamples(int samples) {
485 threadInterrupt();
486 redoSamples(samples);
487 threadContinue();
488 QMetaObject::invokeMethod(m_audioProcessor, "setBufferSamples", Q_ARG(int, samples));
489}
490
491void GameController::setFPSTarget(float fps) {
492 threadInterrupt();
493 m_fpsTarget = fps;
494 m_threadContext.fpsTarget = fps;
495 if (m_turbo && m_turboSpeed > 0) {
496 m_threadContext.fpsTarget *= m_turboSpeed;
497 }
498 redoSamples(m_audioProcessor->getBufferSamples());
499 threadContinue();
500 QMetaObject::invokeMethod(m_audioProcessor, "inputParametersChanged");
501}
502
503void GameController::setSkipBIOS(bool set) {
504 threadInterrupt();
505 m_threadContext.skipBios = set;
506 threadContinue();
507}
508
509void GameController::setUseBIOS(bool use) {
510 threadInterrupt();
511 m_useBios = use;
512 threadContinue();
513}
514
515void GameController::loadState(int slot) {
516 if (slot > 0) {
517 m_stateSlot = slot;
518 }
519 GBARunOnThread(&m_threadContext, [](GBAThread* context) {
520 GameController* controller = static_cast<GameController*>(context->userData);
521 GBALoadState(context, context->stateDir, controller->m_stateSlot);
522 controller->stateLoaded(context);
523 controller->frameAvailable(controller->m_drawContext);
524 });
525}
526
527void GameController::saveState(int slot) {
528 if (slot > 0) {
529 m_stateSlot = slot;
530 }
531 GBARunOnThread(&m_threadContext, [](GBAThread* context) {
532 GameController* controller = static_cast<GameController*>(context->userData);
533 GBASaveState(context, context->stateDir, controller->m_stateSlot, true);
534 });
535}
536
537void GameController::setVideoSync(bool set) {
538 m_videoSync = set;
539 if (!m_turbo) {
540 threadInterrupt();
541 m_threadContext.sync.videoFrameWait = set;
542 threadContinue();
543 }
544}
545
546void GameController::setAudioSync(bool set) {
547 m_audioSync = set;
548 if (!m_turbo) {
549 threadInterrupt();
550 m_threadContext.sync.audioWait = set;
551 threadContinue();
552 }
553}
554
555void GameController::setFrameskip(int skip) {
556 m_threadContext.frameskip = skip;
557}
558
559void GameController::setVolume(int volume) {
560 threadInterrupt();
561 m_threadContext.volume = volume;
562 if (m_gameOpen) {
563 m_threadContext.gba->audio.masterVolume = volume;
564 }
565 threadContinue();
566}
567
568void GameController::setMute(bool mute) {
569 threadInterrupt();
570 m_threadContext.mute = mute;
571 if (m_gameOpen) {
572 m_threadContext.gba->audio.masterVolume = mute ? 0 : m_threadContext.volume;
573 }
574 threadContinue();
575}
576
577void GameController::setTurbo(bool set, bool forced) {
578 if (m_turboForced && !forced) {
579 return;
580 }
581 if (m_turbo == set && m_turboForced == forced) {
582 // Don't interrupt the thread if we don't need to
583 return;
584 }
585 m_turbo = set;
586 m_turboForced = set && forced;
587 enableTurbo();
588}
589
590void GameController::setTurboSpeed(float ratio) {
591 m_turboSpeed = ratio;
592 enableTurbo();
593}
594
595void GameController::enableTurbo() {
596 threadInterrupt();
597 if (!m_turbo) {
598 m_threadContext.fpsTarget = m_fpsTarget;
599 m_threadContext.sync.audioWait = m_audioSync;
600 m_threadContext.sync.videoFrameWait = m_videoSync;
601 redoSamples(m_audioProcessor->getBufferSamples());
602 } else if (m_turboSpeed <= 0) {
603 m_threadContext.sync.audioWait = false;
604 m_threadContext.sync.videoFrameWait = false;
605 } else {
606 m_threadContext.fpsTarget = m_fpsTarget * m_turboSpeed;
607 m_threadContext.sync.audioWait = true;
608 m_threadContext.sync.videoFrameWait = false;
609 redoSamples(m_audioProcessor->getBufferSamples());
610 }
611 threadContinue();
612}
613
614void GameController::setAVStream(GBAAVStream* stream) {
615 threadInterrupt();
616 m_threadContext.stream = stream;
617 if (m_gameOpen) {
618 m_threadContext.gba->stream = stream;
619 }
620 threadContinue();
621}
622
623void GameController::clearAVStream() {
624 threadInterrupt();
625 m_threadContext.stream = nullptr;
626 if (m_gameOpen) {
627 m_threadContext.gba->stream = nullptr;
628 }
629 threadContinue();
630}
631
632#ifdef USE_PNG
633void GameController::screenshot() {
634 GBARunOnThread(&m_threadContext, GBAThreadTakeScreenshot);
635}
636#endif
637
638void GameController::reloadAudioDriver() {
639 QMetaObject::invokeMethod(m_audioProcessor, "pause", Qt::BlockingQueuedConnection);
640 int samples = m_audioProcessor->getBufferSamples();
641 delete m_audioProcessor;
642 m_audioProcessor = AudioProcessor::create();
643 m_audioProcessor->setBufferSamples(samples);
644 m_audioProcessor->moveToThread(m_audioThread);
645 connect(this, SIGNAL(gameStarted(GBAThread*)), m_audioProcessor, SLOT(start()));
646 connect(this, SIGNAL(gameStopped(GBAThread*)), m_audioProcessor, SLOT(pause()));
647 connect(this, SIGNAL(gamePaused(GBAThread*)), m_audioProcessor, SLOT(pause()));
648 connect(this, SIGNAL(gameUnpaused(GBAThread*)), m_audioProcessor, SLOT(start()));
649 if (isLoaded()) {
650 m_audioProcessor->setInput(&m_threadContext);
651 QMetaObject::invokeMethod(m_audioProcessor, "start");
652 }
653}
654
655void GameController::setLuminanceValue(uint8_t value) {
656 m_luxValue = value;
657 value = std::max<int>(value - 0x16, 0);
658 m_luxLevel = 10;
659 for (int i = 0; i < 10; ++i) {
660 if (value < LUX_LEVELS[i]) {
661 m_luxLevel = i;
662 break;
663 }
664 }
665 emit luminanceValueChanged(m_luxValue);
666}
667
668void GameController::setLuminanceLevel(int level) {
669 int value = 0x16;
670 level = std::max(0, std::min(10, level));
671 if (level > 0) {
672 value += LUX_LEVELS[level - 1];
673 }
674 setLuminanceValue(value);
675}
676
677void GameController::setRealTime() {
678 m_rtc.override = GameControllerRTC::NO_OVERRIDE;
679}
680
681void GameController::setFixedTime(const QDateTime& time) {
682 m_rtc.override = GameControllerRTC::FIXED;
683 m_rtc.value = time.toMSecsSinceEpoch() / 1000;
684}
685
686void GameController::setFakeEpoch(const QDateTime& time) {
687 m_rtc.override = GameControllerRTC::FAKE_EPOCH;
688 m_rtc.value = time.toMSecsSinceEpoch() / 1000;
689}
690
691void GameController::updateKeys() {
692 int activeKeys = m_activeKeys;
693 activeKeys |= m_activeButtons;
694 activeKeys &= ~m_inactiveKeys;
695 m_threadContext.activeKeys = activeKeys;
696}
697
698void GameController::redoSamples(int samples) {
699#if RESAMPLE_LIBRARY != RESAMPLE_BLIP_BUF
700 float sampleRate = 0x8000;
701 float ratio;
702 if (m_threadContext.gba) {
703 sampleRate = m_threadContext.gba->audio.sampleRate;
704 }
705 ratio = GBAAudioCalculateRatio(sampleRate, m_threadContext.fpsTarget, 44100);
706 m_threadContext.audioBuffers = ceil(samples / ratio);
707#else
708 m_threadContext.audioBuffers = samples;
709#endif
710 if (m_threadContext.gba) {
711 GBAAudioResizeBuffer(&m_threadContext.gba->audio, m_threadContext.audioBuffers);
712 }
713}
714
715void GameController::setLogLevel(int levels) {
716 threadInterrupt();
717 m_logLevels = levels;
718 threadContinue();
719}
720
721void GameController::enableLogLevel(int levels) {
722 threadInterrupt();
723 m_logLevels |= levels;
724 threadContinue();
725}
726
727void GameController::disableLogLevel(int levels) {
728 threadInterrupt();
729 m_logLevels &= ~levels;
730 threadContinue();
731}
732
733void GameController::pollEvents() {
734 if (!m_inputController) {
735 return;
736 }
737
738 m_activeButtons = m_inputController->pollEvents();
739 updateKeys();
740}