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_inputController(nullptr)
50 , m_multiplayer(nullptr)
51 , m_stateSlot(1)
52{
53 m_renderer = new GBAVideoSoftwareRenderer;
54 GBAVideoSoftwareRendererCreate(m_renderer);
55 m_renderer->outputBuffer = (color_t*) m_drawContext;
56 m_renderer->outputBufferStride = 256;
57
58 GBACheatDeviceCreate(&m_cheatDevice);
59
60 m_threadContext.state = THREAD_INITIALIZED;
61 m_threadContext.debugger = 0;
62 m_threadContext.frameskip = 0;
63 m_threadContext.bios = 0;
64 m_threadContext.renderer = &m_renderer->d;
65 m_threadContext.userData = this;
66 m_threadContext.rewindBufferCapacity = 0;
67 m_threadContext.cheats = &m_cheatDevice;
68 m_threadContext.logLevel = GBA_LOG_ALL;
69
70 m_lux.p = this;
71 m_lux.sample = [] (GBALuminanceSource* context) {
72 GameControllerLux* lux = static_cast<GameControllerLux*>(context);
73 lux->value = 0xFF - lux->p->m_luxValue;
74 };
75
76 m_lux.readLuminance = [] (GBALuminanceSource* context) {
77 GameControllerLux* lux = static_cast<GameControllerLux*>(context);
78 return lux->value;
79 };
80 setLuminanceLevel(0);
81
82 m_rtc.p = this;
83 m_rtc.override = GameControllerRTC::NO_OVERRIDE;
84 m_rtc.sample = [] (GBARTCSource* context) { };
85 m_rtc.unixTime = [] (GBARTCSource* context) -> time_t {
86 GameControllerRTC* rtc = static_cast<GameControllerRTC*>(context);
87 switch (rtc->override) {
88 case GameControllerRTC::NO_OVERRIDE:
89 default:
90 return time(nullptr);
91 case GameControllerRTC::FIXED:
92 return rtc->value;
93 case GameControllerRTC::FAKE_EPOCH:
94 return rtc->value + rtc->p->m_threadContext.gba->video.frameCounter * (int64_t) VIDEO_TOTAL_LENGTH / GBA_ARM7TDMI_FREQUENCY;
95 }
96 };
97
98 m_threadContext.startCallback = [] (GBAThread* context) {
99 GameController* controller = static_cast<GameController*>(context->userData);
100 controller->m_audioProcessor->setInput(context);
101 context->gba->luminanceSource = &controller->m_lux;
102 context->gba->rtcSource = &controller->m_rtc;
103 context->gba->rumble = controller->m_inputController->rumble();
104 context->gba->rotationSource = controller->m_inputController->rotationSource();
105 controller->m_fpsTarget = context->fpsTarget;
106 controller->gameStarted(context);
107 };
108
109 m_threadContext.cleanCallback = [] (GBAThread* context) {
110 GameController* controller = static_cast<GameController*>(context->userData);
111 controller->gameStopped(context);
112 };
113
114 m_threadContext.frameCallback = [] (GBAThread* context) {
115 GameController* controller = static_cast<GameController*>(context->userData);
116 controller->m_pauseMutex.lock();
117 if (controller->m_pauseAfterFrame) {
118 GBAThreadPauseFromThread(context);
119 controller->m_pauseAfterFrame = false;
120 controller->gamePaused(&controller->m_threadContext);
121 }
122 controller->m_pauseMutex.unlock();
123 if (GBASyncDrawingFrame(&controller->m_threadContext.sync)) {
124 controller->frameAvailable(controller->m_drawContext);
125 } else {
126 controller->frameAvailable(nullptr);
127 }
128 };
129
130 m_threadContext.logHandler = [] (GBAThread* context, enum GBALogLevel level, const char* format, va_list args) {
131 static const char* stubMessage = "Stub software interrupt";
132 if (!context) {
133 return;
134 }
135 GameController* controller = static_cast<GameController*>(context->userData);
136 if (level == GBA_LOG_STUB && strncmp(stubMessage, format, strlen(stubMessage)) == 0) {
137 va_list argc;
138 va_copy(argc, args);
139 int immediate = va_arg(argc, int);
140 controller->unimplementedBiosCall(immediate);
141 }
142 if (level == GBA_LOG_FATAL) {
143 QMetaObject::invokeMethod(controller, "crashGame", Q_ARG(const QString&, QString().vsprintf(format, args)));
144 } else if (!(controller->m_logLevels & level)) {
145 return;
146 }
147 QString message(QString().vsprintf(format, args));
148 if (level == GBA_LOG_STATUS) {
149 controller->statusPosted(message);
150 }
151 controller->postLog(level, message);
152 };
153
154 connect(&m_rewindTimer, &QTimer::timeout, [this]() {
155 GBARewind(&m_threadContext, 1);
156 emit rewound(&m_threadContext);
157 emit frameAvailable(m_drawContext);
158 });
159 m_rewindTimer.setInterval(100);
160
161 m_audioThread->start(QThread::TimeCriticalPriority);
162 m_audioProcessor->moveToThread(m_audioThread);
163 connect(this, SIGNAL(gameStarted(GBAThread*)), m_audioProcessor, SLOT(start()));
164 connect(this, SIGNAL(gameStopped(GBAThread*)), m_audioProcessor, SLOT(pause()));
165 connect(this, SIGNAL(gamePaused(GBAThread*)), m_audioProcessor, SLOT(pause()));
166 connect(this, SIGNAL(gameUnpaused(GBAThread*)), m_audioProcessor, SLOT(start()));
167 connect(this, SIGNAL(frameAvailable(const uint32_t*)), this, SLOT(pollEvents()));
168}
169
170GameController::~GameController() {
171 m_audioThread->quit();
172 m_audioThread->wait();
173 disconnect();
174 clearMultiplayerController();
175 closeGame();
176 GBACheatDeviceDestroy(&m_cheatDevice);
177 delete m_renderer;
178 delete[] m_drawContext;
179}
180
181void GameController::setMultiplayerController(std::shared_ptr<MultiplayerController> controller) {
182 if (controller == m_multiplayer) {
183 return;
184 }
185 clearMultiplayerController();
186 m_multiplayer = controller;
187 controller->attachGame(this);
188}
189
190void GameController::clearMultiplayerController() {
191 if (!m_multiplayer) {
192 return;
193 }
194 m_multiplayer->detachGame(this);
195 m_multiplayer.reset();
196}
197
198void GameController::setOverride(const GBACartridgeOverride& override) {
199 m_threadContext.override = override;
200 m_threadContext.hasOverride = true;
201}
202
203void GameController::setOptions(const GBAOptions* opts) {
204 setFrameskip(opts->frameskip);
205 setAudioSync(opts->audioSync);
206 setVideoSync(opts->videoSync);
207 setSkipBIOS(opts->skipBios);
208 setUseBIOS(opts->useBios);
209 setRewind(opts->rewindEnable, opts->rewindBufferCapacity, opts->rewindBufferInterval);
210 setVolume(opts->volume);
211 setMute(opts->mute);
212
213 threadInterrupt();
214 m_threadContext.idleOptimization = opts->idleOptimization;
215 threadContinue();
216}
217
218#ifdef USE_GDB_STUB
219ARMDebugger* GameController::debugger() {
220 return m_threadContext.debugger;
221}
222
223void GameController::setDebugger(ARMDebugger* debugger) {
224 threadInterrupt();
225 if (m_threadContext.debugger && GBAThreadIsActive(&m_threadContext)) {
226 GBADetachDebugger(m_threadContext.gba);
227 }
228 m_threadContext.debugger = debugger;
229 if (m_threadContext.debugger && GBAThreadIsActive(&m_threadContext)) {
230 GBAAttachDebugger(m_threadContext.gba, m_threadContext.debugger);
231 }
232 threadContinue();
233}
234#endif
235
236void GameController::loadGame(const QString& path, bool dirmode) {
237 closeGame();
238 if (!dirmode) {
239 QFile file(path);
240 if (!file.open(QIODevice::ReadOnly)) {
241 return;
242 }
243 file.close();
244 }
245
246 m_fname = path;
247 m_dirmode = dirmode;
248 openGame();
249}
250
251void GameController::openGame() {
252 m_gameOpen = true;
253
254 m_pauseAfterFrame = false;
255
256 if (m_turbo) {
257 m_threadContext.sync.videoFrameWait = false;
258 m_threadContext.sync.audioWait = false;
259 } else {
260 m_threadContext.sync.videoFrameWait = m_videoSync;
261 m_threadContext.sync.audioWait = m_audioSync;
262 }
263
264 m_threadContext.gameDir = 0;
265 m_threadContext.fname = strdup(m_fname.toLocal8Bit().constData());
266 if (m_dirmode) {
267 m_threadContext.gameDir = VDirOpen(m_threadContext.fname);
268 m_threadContext.stateDir = m_threadContext.gameDir;
269 } else {
270 m_threadContext.rom = VFileOpen(m_threadContext.fname, O_RDONLY);
271#if USE_LIBZIP
272 if (!m_threadContext.gameDir) {
273 m_threadContext.gameDir = VDirOpenZip(m_threadContext.fname, 0);
274 }
275#endif
276#if USE_LZMA
277 if (!m_threadContext.gameDir) {
278 m_threadContext.gameDir = VDirOpen7z(m_threadContext.fname, 0);
279 }
280#endif
281 }
282
283 if (!m_bios.isNull() &&m_useBios) {
284 m_threadContext.bios = VFileDevice::open(m_bios, O_RDONLY);
285 } else {
286 m_threadContext.bios = nullptr;
287 }
288
289 if (!m_patch.isNull()) {
290 m_threadContext.patch = VFileDevice::open(m_patch, O_RDONLY);
291 }
292
293 m_inputController->recalibrateAxes();
294
295 if (!GBAThreadStart(&m_threadContext)) {
296 m_gameOpen = false;
297 emit gameFailed();
298 }
299}
300
301void GameController::loadBIOS(const QString& path) {
302 if (m_bios == path) {
303 return;
304 }
305 m_bios = path;
306 if (m_gameOpen) {
307 closeGame();
308 openGame();
309 }
310}
311
312void GameController::loadPatch(const QString& path) {
313 if (m_gameOpen) {
314 closeGame();
315 m_patch = path;
316 openGame();
317 } else {
318 m_patch = path;
319 }
320}
321
322void GameController::importSharkport(const QString& path) {
323 if (!m_gameOpen) {
324 return;
325 }
326 VFile* vf = VFileDevice::open(path, O_RDONLY);
327 if (!vf) {
328 return;
329 }
330 threadInterrupt();
331 GBASavedataImportSharkPort(m_threadContext.gba, vf, false);
332 threadContinue();
333 vf->close(vf);
334}
335
336void GameController::exportSharkport(const QString& path) {
337 if (!m_gameOpen) {
338 return;
339 }
340 VFile* vf = VFileDevice::open(path, O_WRONLY | O_CREAT | O_TRUNC);
341 if (!vf) {
342 return;
343 }
344 threadInterrupt();
345 GBASavedataExportSharkPort(m_threadContext.gba, vf);
346 threadContinue();
347 vf->close(vf);
348}
349
350void GameController::closeGame() {
351 if (!m_gameOpen) {
352 return;
353 }
354 if (GBAThreadIsPaused(&m_threadContext)) {
355 GBAThreadUnpause(&m_threadContext);
356 }
357 GBAThreadEnd(&m_threadContext);
358 GBAThreadJoin(&m_threadContext);
359 if (m_threadContext.fname) {
360 free(const_cast<char*>(m_threadContext.fname));
361 m_threadContext.fname = nullptr;
362 }
363
364 m_patch = QString();
365
366 for (size_t i = 0; i < GBACheatSetsSize(&m_cheatDevice.cheats); ++i) {
367 GBACheatSet* set = *GBACheatSetsGetPointer(&m_cheatDevice.cheats, i);
368 GBACheatSetDeinit(set);
369 delete set;
370 }
371 GBACheatSetsClear(&m_cheatDevice.cheats);
372
373 m_gameOpen = false;
374 emit gameStopped(&m_threadContext);
375}
376
377void GameController::crashGame(const QString& crashMessage) {
378 closeGame();
379 emit gameCrashed(crashMessage);
380 emit gameStopped(&m_threadContext);
381}
382
383bool GameController::isPaused() {
384 if (!m_gameOpen) {
385 return false;
386 }
387 return GBAThreadIsPaused(&m_threadContext);
388}
389
390void GameController::setPaused(bool paused) {
391 if (!m_gameOpen || paused == GBAThreadIsPaused(&m_threadContext)) {
392 return;
393 }
394 if (paused) {
395 GBAThreadPause(&m_threadContext);
396 emit gamePaused(&m_threadContext);
397 } else {
398 GBAThreadUnpause(&m_threadContext);
399 emit gameUnpaused(&m_threadContext);
400 }
401}
402
403void GameController::reset() {
404 GBAThreadReset(&m_threadContext);
405}
406
407void GameController::threadInterrupt() {
408 if (m_gameOpen) {
409 GBAThreadInterrupt(&m_threadContext);
410 }
411}
412
413void GameController::threadContinue() {
414 if (m_gameOpen) {
415 GBAThreadContinue(&m_threadContext);
416 }
417}
418
419void GameController::frameAdvance() {
420 m_pauseMutex.lock();
421 m_pauseAfterFrame = true;
422 setPaused(false);
423 m_pauseMutex.unlock();
424}
425
426void GameController::setRewind(bool enable, int capacity, int interval) {
427 if (m_gameOpen) {
428 threadInterrupt();
429 GBARewindSettingsChanged(&m_threadContext, enable ? capacity : 0, enable ? interval : 0);
430 threadContinue();
431 } else {
432 if (enable) {
433 m_threadContext.rewindBufferInterval = interval;
434 m_threadContext.rewindBufferCapacity = capacity;
435 } else {
436 m_threadContext.rewindBufferInterval = 0;
437 m_threadContext.rewindBufferCapacity = 0;
438 }
439 }
440}
441
442void GameController::rewind(int states) {
443 threadInterrupt();
444 if (!states) {
445 GBARewindAll(&m_threadContext);
446 } else {
447 GBARewind(&m_threadContext, states);
448 }
449 threadContinue();
450 emit rewound(&m_threadContext);
451 emit frameAvailable(m_drawContext);
452}
453
454void GameController::startRewinding() {
455 threadInterrupt();
456 m_rewindTimer.start();
457}
458
459void GameController::stopRewinding() {
460 m_rewindTimer.stop();
461 threadContinue();
462}
463
464void GameController::keyPressed(int key) {
465 int mappedKey = 1 << key;
466 m_activeKeys |= mappedKey;
467 if (!m_inputController->allowOpposing()) {
468 if ((m_activeKeys & 0x30) == 0x30) {
469 m_inactiveKeys |= mappedKey ^ 0x30;
470 m_activeKeys ^= mappedKey ^ 0x30;
471 }
472 if ((m_activeKeys & 0xC0) == 0xC0) {
473 m_inactiveKeys |= mappedKey ^ 0xC0;
474 m_activeKeys ^= mappedKey ^ 0xC0;
475 }
476 }
477 updateKeys();
478}
479
480void GameController::keyReleased(int key) {
481 int mappedKey = 1 << key;
482 m_activeKeys &= ~mappedKey;
483 if (!m_inputController->allowOpposing()) {
484 if (mappedKey & 0x30) {
485 m_activeKeys |= m_inactiveKeys & (0x30 ^ mappedKey);
486 m_inactiveKeys &= ~0x30;
487 }
488 if (mappedKey & 0xC0) {
489 m_activeKeys |= m_inactiveKeys & (0xC0 ^ mappedKey);
490 m_inactiveKeys &= ~0xC0;
491 }
492 }
493 updateKeys();
494}
495
496void GameController::clearKeys() {
497 m_activeKeys = 0;
498 m_inactiveKeys = 0;
499 updateKeys();
500}
501
502void GameController::setAudioBufferSamples(int samples) {
503 threadInterrupt();
504 redoSamples(samples);
505 threadContinue();
506 QMetaObject::invokeMethod(m_audioProcessor, "setBufferSamples", Q_ARG(int, samples));
507}
508
509void GameController::setFPSTarget(float fps) {
510 threadInterrupt();
511 m_fpsTarget = fps;
512 m_threadContext.fpsTarget = fps;
513 if (m_turbo && m_turboSpeed > 0) {
514 m_threadContext.fpsTarget *= m_turboSpeed;
515 }
516 redoSamples(m_audioProcessor->getBufferSamples());
517 threadContinue();
518 QMetaObject::invokeMethod(m_audioProcessor, "inputParametersChanged");
519}
520
521void GameController::setSkipBIOS(bool set) {
522 threadInterrupt();
523 m_threadContext.skipBios = set;
524 threadContinue();
525}
526
527void GameController::setUseBIOS(bool use) {
528 threadInterrupt();
529 m_useBios = use;
530 threadContinue();
531}
532
533void GameController::loadState(int slot) {
534 if (slot > 0) {
535 m_stateSlot = slot;
536 }
537 GBARunOnThread(&m_threadContext, [](GBAThread* context) {
538 GameController* controller = static_cast<GameController*>(context->userData);
539 GBALoadState(context, context->stateDir, controller->m_stateSlot);
540 controller->stateLoaded(context);
541 controller->frameAvailable(controller->m_drawContext);
542 });
543}
544
545void GameController::saveState(int slot) {
546 if (slot > 0) {
547 m_stateSlot = slot;
548 }
549 GBARunOnThread(&m_threadContext, [](GBAThread* context) {
550 GameController* controller = static_cast<GameController*>(context->userData);
551 GBASaveState(context, context->stateDir, controller->m_stateSlot, true);
552 });
553}
554
555void GameController::setVideoSync(bool set) {
556 m_videoSync = set;
557 if (!m_turbo) {
558 threadInterrupt();
559 m_threadContext.sync.videoFrameWait = set;
560 threadContinue();
561 }
562}
563
564void GameController::setAudioSync(bool set) {
565 m_audioSync = set;
566 if (!m_turbo) {
567 threadInterrupt();
568 m_threadContext.sync.audioWait = set;
569 threadContinue();
570 }
571}
572
573void GameController::setFrameskip(int skip) {
574 m_threadContext.frameskip = skip;
575}
576
577void GameController::setVolume(int volume) {
578 threadInterrupt();
579 m_threadContext.volume = volume;
580 if (m_gameOpen) {
581 m_threadContext.gba->audio.masterVolume = volume;
582 }
583 threadContinue();
584}
585
586void GameController::setMute(bool mute) {
587 threadInterrupt();
588 m_threadContext.mute = mute;
589 if (m_gameOpen) {
590 m_threadContext.gba->audio.masterVolume = mute ? 0 : m_threadContext.volume;
591 }
592 threadContinue();
593}
594
595void GameController::setTurbo(bool set, bool forced) {
596 if (m_turboForced && !forced) {
597 return;
598 }
599 if (m_turbo == set && m_turboForced == forced) {
600 // Don't interrupt the thread if we don't need to
601 return;
602 }
603 m_turbo = set;
604 m_turboForced = set && forced;
605 enableTurbo();
606}
607
608void GameController::setTurboSpeed(float ratio) {
609 m_turboSpeed = ratio;
610 enableTurbo();
611}
612
613void GameController::enableTurbo() {
614 threadInterrupt();
615 if (!m_turbo) {
616 m_threadContext.fpsTarget = m_fpsTarget;
617 m_threadContext.sync.audioWait = m_audioSync;
618 m_threadContext.sync.videoFrameWait = m_videoSync;
619 redoSamples(m_audioProcessor->getBufferSamples());
620 } else if (m_turboSpeed <= 0) {
621 m_threadContext.sync.audioWait = false;
622 m_threadContext.sync.videoFrameWait = false;
623 } else {
624 m_threadContext.fpsTarget = m_fpsTarget * m_turboSpeed;
625 m_threadContext.sync.audioWait = true;
626 m_threadContext.sync.videoFrameWait = false;
627 redoSamples(m_audioProcessor->getBufferSamples());
628 }
629 threadContinue();
630}
631
632void GameController::setAVStream(GBAAVStream* stream) {
633 threadInterrupt();
634 m_threadContext.stream = stream;
635 if (m_gameOpen) {
636 m_threadContext.gba->stream = stream;
637 }
638 threadContinue();
639}
640
641void GameController::clearAVStream() {
642 threadInterrupt();
643 m_threadContext.stream = nullptr;
644 if (m_gameOpen) {
645 m_threadContext.gba->stream = nullptr;
646 }
647 threadContinue();
648}
649
650#ifdef USE_PNG
651void GameController::screenshot() {
652 GBARunOnThread(&m_threadContext, GBAThreadTakeScreenshot);
653}
654#endif
655
656void GameController::reloadAudioDriver() {
657 QMetaObject::invokeMethod(m_audioProcessor, "pause", Qt::BlockingQueuedConnection);
658 int samples = m_audioProcessor->getBufferSamples();
659 delete m_audioProcessor;
660 m_audioProcessor = AudioProcessor::create();
661 m_audioProcessor->setBufferSamples(samples);
662 m_audioProcessor->moveToThread(m_audioThread);
663 connect(this, SIGNAL(gameStarted(GBAThread*)), m_audioProcessor, SLOT(start()));
664 connect(this, SIGNAL(gameStopped(GBAThread*)), m_audioProcessor, SLOT(pause()));
665 connect(this, SIGNAL(gamePaused(GBAThread*)), m_audioProcessor, SLOT(pause()));
666 connect(this, SIGNAL(gameUnpaused(GBAThread*)), m_audioProcessor, SLOT(start()));
667 if (isLoaded()) {
668 m_audioProcessor->setInput(&m_threadContext);
669 QMetaObject::invokeMethod(m_audioProcessor, "start");
670 }
671}
672
673void GameController::setLuminanceValue(uint8_t value) {
674 m_luxValue = value;
675 value = std::max<int>(value - 0x16, 0);
676 m_luxLevel = 10;
677 for (int i = 0; i < 10; ++i) {
678 if (value < LUX_LEVELS[i]) {
679 m_luxLevel = i;
680 break;
681 }
682 }
683 emit luminanceValueChanged(m_luxValue);
684}
685
686void GameController::setLuminanceLevel(int level) {
687 int value = 0x16;
688 level = std::max(0, std::min(10, level));
689 if (level > 0) {
690 value += LUX_LEVELS[level - 1];
691 }
692 setLuminanceValue(value);
693}
694
695void GameController::setRealTime() {
696 m_rtc.override = GameControllerRTC::NO_OVERRIDE;
697}
698
699void GameController::setFixedTime(const QDateTime& time) {
700 m_rtc.override = GameControllerRTC::FIXED;
701 m_rtc.value = time.toMSecsSinceEpoch() / 1000;
702}
703
704void GameController::setFakeEpoch(const QDateTime& time) {
705 m_rtc.override = GameControllerRTC::FAKE_EPOCH;
706 m_rtc.value = time.toMSecsSinceEpoch() / 1000;
707}
708
709void GameController::updateKeys() {
710 int activeKeys = m_activeKeys;
711 activeKeys |= m_activeButtons;
712 activeKeys &= ~m_inactiveKeys;
713 m_threadContext.activeKeys = activeKeys;
714}
715
716void GameController::redoSamples(int samples) {
717#if RESAMPLE_LIBRARY != RESAMPLE_BLIP_BUF
718 float sampleRate = 0x8000;
719 float ratio;
720 if (m_threadContext.gba) {
721 sampleRate = m_threadContext.gba->audio.sampleRate;
722 }
723 ratio = GBAAudioCalculateRatio(sampleRate, m_threadContext.fpsTarget, 44100);
724 m_threadContext.audioBuffers = ceil(samples / ratio);
725#else
726 m_threadContext.audioBuffers = samples;
727#endif
728 if (m_threadContext.gba) {
729 GBAAudioResizeBuffer(&m_threadContext.gba->audio, m_threadContext.audioBuffers);
730 }
731}
732
733void GameController::setLogLevel(int levels) {
734 threadInterrupt();
735 m_logLevels = levels;
736 threadContinue();
737}
738
739void GameController::enableLogLevel(int levels) {
740 threadInterrupt();
741 m_logLevels |= levels;
742 threadContinue();
743}
744
745void GameController::disableLogLevel(int levels) {
746 threadInterrupt();
747 m_logLevels &= ~levels;
748 threadContinue();
749}
750
751void GameController::pollEvents() {
752 if (!m_inputController) {
753 return;
754 }
755
756 m_activeButtons = m_inputController->pollEvents();
757 updateKeys();
758}