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{
55 m_renderer = new GBAVideoSoftwareRenderer;
56 GBAVideoSoftwareRendererCreate(m_renderer);
57 m_renderer->outputBuffer = (color_t*) m_drawContext;
58 m_renderer->outputBufferStride = 256;
59
60 GBACheatDeviceCreate(&m_cheatDevice);
61
62 m_threadContext.state = THREAD_INITIALIZED;
63 m_threadContext.debugger = 0;
64 m_threadContext.frameskip = 0;
65 m_threadContext.bios = 0;
66 m_threadContext.renderer = &m_renderer->d;
67 m_threadContext.userData = this;
68 m_threadContext.rewindBufferCapacity = 0;
69 m_threadContext.cheats = &m_cheatDevice;
70 m_threadContext.logLevel = GBA_LOG_ALL;
71
72 m_lux.p = this;
73 m_lux.sample = [](GBALuminanceSource* context) {
74 GameControllerLux* lux = static_cast<GameControllerLux*>(context);
75 lux->value = 0xFF - lux->p->m_luxValue;
76 };
77
78 m_lux.readLuminance = [](GBALuminanceSource* context) {
79 GameControllerLux* lux = static_cast<GameControllerLux*>(context);
80 return lux->value;
81 };
82 setLuminanceLevel(0);
83
84 m_threadContext.startCallback = [](GBAThread* context) {
85 GameController* controller = static_cast<GameController*>(context->userData);
86 controller->m_audioProcessor->setInput(context);
87 context->gba->luminanceSource = &controller->m_lux;
88 GBARTCGenericSourceInit(&controller->m_rtc, context->gba);
89 context->gba->rtcSource = &controller->m_rtc.d;
90 context->gba->rumble = controller->m_inputController->rumble();
91 context->gba->rotationSource = controller->m_inputController->rotationSource();
92 controller->m_fpsTarget = context->fpsTarget;
93 controller->gameStarted(context);
94 };
95
96 m_threadContext.cleanCallback = [](GBAThread* context) {
97 GameController* controller = static_cast<GameController*>(context->userData);
98 controller->gameStopped(context);
99 };
100
101 m_threadContext.frameCallback = [](GBAThread* context) {
102 GameController* controller = static_cast<GameController*>(context->userData);
103 if (controller->m_pauseAfterFrame.testAndSetAcquire(true, false)) {
104 GBAThreadPauseFromThread(context);
105 controller->gamePaused(&controller->m_threadContext);
106 }
107 if (GBASyncDrawingFrame(&controller->m_threadContext.sync)) {
108 controller->frameAvailable(controller->m_drawContext);
109 } else {
110 controller->frameAvailable(nullptr);
111 }
112 };
113
114 m_threadContext.logHandler = [](GBAThread* context, enum GBALogLevel level, const char* format, va_list args) {
115 static const char* stubMessage = "Stub software interrupt";
116 if (!context) {
117 return;
118 }
119 GameController* controller = static_cast<GameController*>(context->userData);
120 if (level == GBA_LOG_STUB && strncmp(stubMessage, format, strlen(stubMessage)) == 0) {
121 va_list argc;
122 va_copy(argc, args);
123 int immediate = va_arg(argc, int);
124 controller->unimplementedBiosCall(immediate);
125 }
126 if (level == GBA_LOG_FATAL) {
127 QMetaObject::invokeMethod(controller, "crashGame", Q_ARG(const QString&, QString().vsprintf(format, args)));
128 } else if (!(controller->m_logLevels & level)) {
129 return;
130 }
131 QString message(QString().vsprintf(format, args));
132 if (level == GBA_LOG_STATUS) {
133 controller->statusPosted(message);
134 }
135 controller->postLog(level, message);
136 };
137
138 connect(&m_rewindTimer, &QTimer::timeout, [this]() {
139 GBARewind(&m_threadContext, 1);
140 emit frameAvailable(m_drawContext);
141 emit rewound(&m_threadContext);
142 });
143 m_rewindTimer.setInterval(100);
144
145 m_audioThread->setObjectName("Audio Thread");
146 m_audioThread->start(QThread::TimeCriticalPriority);
147 m_audioProcessor->moveToThread(m_audioThread);
148 connect(this, SIGNAL(gameStarted(GBAThread*)), m_audioProcessor, SLOT(start()));
149 connect(this, SIGNAL(gameStopped(GBAThread*)), m_audioProcessor, SLOT(pause()));
150 connect(this, SIGNAL(gamePaused(GBAThread*)), m_audioProcessor, SLOT(pause()));
151 connect(this, SIGNAL(gameUnpaused(GBAThread*)), m_audioProcessor, SLOT(start()));
152 connect(this, SIGNAL(frameAvailable(const uint32_t*)), this, SLOT(pollEvents()));
153}
154
155GameController::~GameController() {
156 m_audioThread->quit();
157 m_audioThread->wait();
158 disconnect();
159 clearMultiplayerController();
160 closeGame();
161 GBACheatDeviceDestroy(&m_cheatDevice);
162 delete m_renderer;
163 delete[] m_drawContext;
164}
165
166void GameController::setMultiplayerController(MultiplayerController* controller) {
167 if (controller == m_multiplayer) {
168 return;
169 }
170 clearMultiplayerController();
171 m_multiplayer = controller;
172 controller->attachGame(this);
173}
174
175void GameController::clearMultiplayerController() {
176 if (!m_multiplayer) {
177 return;
178 }
179 m_multiplayer->detachGame(this);
180 m_multiplayer = nullptr;
181}
182
183void GameController::setOverride(const GBACartridgeOverride& override) {
184 m_threadContext.override = override;
185 m_threadContext.hasOverride = true;
186}
187
188void GameController::setOptions(const GBAOptions* opts) {
189 setFrameskip(opts->frameskip);
190 setAudioSync(opts->audioSync);
191 setVideoSync(opts->videoSync);
192 setSkipBIOS(opts->skipBios);
193 setUseBIOS(opts->useBios);
194 setRewind(opts->rewindEnable, opts->rewindBufferCapacity, opts->rewindBufferInterval);
195 setVolume(opts->volume);
196 setMute(opts->mute);
197
198 threadInterrupt();
199 m_threadContext.idleOptimization = opts->idleOptimization;
200 threadContinue();
201}
202
203#ifdef USE_GDB_STUB
204ARMDebugger* GameController::debugger() {
205 return m_threadContext.debugger;
206}
207
208void GameController::setDebugger(ARMDebugger* debugger) {
209 threadInterrupt();
210 if (m_threadContext.debugger && GBAThreadIsActive(&m_threadContext)) {
211 GBADetachDebugger(m_threadContext.gba);
212 }
213 m_threadContext.debugger = debugger;
214 if (m_threadContext.debugger && GBAThreadIsActive(&m_threadContext)) {
215 GBAAttachDebugger(m_threadContext.gba, m_threadContext.debugger);
216 }
217 threadContinue();
218}
219#endif
220
221void GameController::loadGame(const QString& path, bool dirmode) {
222 closeGame();
223 if (!dirmode) {
224 QFile file(path);
225 if (!file.open(QIODevice::ReadOnly)) {
226 return;
227 }
228 file.close();
229 }
230
231 m_fname = path;
232 m_dirmode = dirmode;
233 openGame();
234}
235
236void GameController::bootBIOS() {
237 closeGame();
238 m_fname = QString();
239 m_dirmode = false;
240 openGame(true);
241}
242
243void GameController::openGame(bool biosOnly) {
244 if (biosOnly && (!m_useBios || m_bios.isNull())) {
245 return;
246 }
247
248 m_gameOpen = true;
249
250 m_pauseAfterFrame = false;
251
252 if (m_turbo) {
253 m_threadContext.sync.videoFrameWait = false;
254 m_threadContext.sync.audioWait = false;
255 } else {
256 m_threadContext.sync.videoFrameWait = m_videoSync;
257 m_threadContext.sync.audioWait = m_audioSync;
258 }
259
260 m_threadContext.gameDir = 0;
261 m_threadContext.bootBios = biosOnly;
262 if (biosOnly) {
263 m_threadContext.fname = nullptr;
264 } else {
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 GBAThreadLoadROM(&m_threadContext, m_threadContext.fname);
271 }
272 }
273
274 if (!m_bios.isNull() && m_useBios) {
275 m_threadContext.bios = VFileDevice::open(m_bios, O_RDONLY);
276 } else {
277 m_threadContext.bios = nullptr;
278 }
279
280 if (!m_patch.isNull()) {
281 m_threadContext.patch = VFileDevice::open(m_patch, O_RDONLY);
282 }
283
284 m_inputController->recalibrateAxes();
285
286 if (!GBAThreadStart(&m_threadContext)) {
287 m_gameOpen = false;
288 emit gameFailed();
289 }
290}
291
292void GameController::loadBIOS(const QString& path) {
293 if (m_bios == path) {
294 return;
295 }
296 m_bios = path;
297 if (m_gameOpen) {
298 closeGame();
299 openGame();
300 }
301}
302
303void GameController::yankPak() {
304 if (!m_gameOpen) {
305 return;
306 }
307 threadInterrupt();
308 GBAYankROM(m_threadContext.gba);
309 threadContinue();
310}
311
312void GameController::replaceGame(const QString& path) {
313 if (!m_gameOpen) {
314 return;
315 }
316
317 m_fname = path;
318 threadInterrupt();
319 m_threadContext.fname = strdup(m_fname.toLocal8Bit().constData());
320 GBAThreadReplaceROM(&m_threadContext, m_threadContext.fname);
321 threadContinue();
322}
323
324void GameController::loadPatch(const QString& path) {
325 if (m_gameOpen) {
326 closeGame();
327 m_patch = path;
328 openGame();
329 } else {
330 m_patch = path;
331 }
332}
333
334void GameController::importSharkport(const QString& path) {
335 if (!m_gameOpen) {
336 return;
337 }
338 VFile* vf = VFileDevice::open(path, O_RDONLY);
339 if (!vf) {
340 return;
341 }
342 threadInterrupt();
343 GBASavedataImportSharkPort(m_threadContext.gba, vf, false);
344 threadContinue();
345 vf->close(vf);
346}
347
348void GameController::exportSharkport(const QString& path) {
349 if (!m_gameOpen) {
350 return;
351 }
352 VFile* vf = VFileDevice::open(path, O_WRONLY | O_CREAT | O_TRUNC);
353 if (!vf) {
354 return;
355 }
356 threadInterrupt();
357 GBASavedataExportSharkPort(m_threadContext.gba, vf);
358 threadContinue();
359 vf->close(vf);
360}
361
362void GameController::closeGame() {
363 if (!m_gameOpen) {
364 return;
365 }
366 m_rewindTimer.stop();
367 if (GBAThreadIsPaused(&m_threadContext)) {
368 GBAThreadUnpause(&m_threadContext);
369 }
370 GBAThreadEnd(&m_threadContext);
371 GBAThreadJoin(&m_threadContext);
372 if (m_threadContext.fname) {
373 free(const_cast<char*>(m_threadContext.fname));
374 m_threadContext.fname = nullptr;
375 }
376
377 m_patch = QString();
378
379 for (size_t i = 0; i < GBACheatSetsSize(&m_cheatDevice.cheats); ++i) {
380 GBACheatSet* set = *GBACheatSetsGetPointer(&m_cheatDevice.cheats, i);
381 GBACheatSetDeinit(set);
382 delete set;
383 }
384 GBACheatSetsClear(&m_cheatDevice.cheats);
385
386 m_gameOpen = false;
387 emit gameStopped(&m_threadContext);
388}
389
390void GameController::crashGame(const QString& crashMessage) {
391 closeGame();
392 emit gameCrashed(crashMessage);
393 emit gameStopped(&m_threadContext);
394}
395
396bool GameController::isPaused() {
397 if (!m_gameOpen) {
398 return false;
399 }
400 return GBAThreadIsPaused(&m_threadContext);
401}
402
403void GameController::setPaused(bool paused) {
404 if (!m_gameOpen || m_rewindTimer.isActive() || paused == GBAThreadIsPaused(&m_threadContext)) {
405 return;
406 }
407 if (paused) {
408 GBAThreadPause(&m_threadContext);
409 emit gamePaused(&m_threadContext);
410 } else {
411 GBAThreadUnpause(&m_threadContext);
412 emit gameUnpaused(&m_threadContext);
413 }
414}
415
416void GameController::reset() {
417 GBAThreadReset(&m_threadContext);
418}
419
420void GameController::threadInterrupt() {
421 if (m_gameOpen) {
422 GBAThreadInterrupt(&m_threadContext);
423 }
424}
425
426void GameController::threadContinue() {
427 if (m_gameOpen) {
428 GBAThreadContinue(&m_threadContext);
429 }
430}
431
432void GameController::frameAdvance() {
433 if (m_rewindTimer.isActive()) {
434 return;
435 }
436 if (m_pauseAfterFrame.testAndSetRelaxed(false, true)) {
437 setPaused(false);
438 }
439}
440
441void GameController::setRewind(bool enable, int capacity, int interval) {
442 if (m_gameOpen) {
443 threadInterrupt();
444 GBARewindSettingsChanged(&m_threadContext, enable ? capacity : 0, enable ? interval : 0);
445 threadContinue();
446 } else {
447 if (enable) {
448 m_threadContext.rewindBufferInterval = interval;
449 m_threadContext.rewindBufferCapacity = capacity;
450 } else {
451 m_threadContext.rewindBufferInterval = 0;
452 m_threadContext.rewindBufferCapacity = 0;
453 }
454 }
455}
456
457void GameController::rewind(int states) {
458 threadInterrupt();
459 if (!states) {
460 GBARewindAll(&m_threadContext);
461 } else {
462 GBARewind(&m_threadContext, states);
463 }
464 threadContinue();
465 emit frameAvailable(m_drawContext);
466 emit rewound(&m_threadContext);
467}
468
469void GameController::startRewinding() {
470 if (!m_gameOpen || m_rewindTimer.isActive()) {
471 return;
472 }
473 m_wasPaused = isPaused();
474 setPaused(true);
475 m_rewindTimer.start();
476}
477
478void GameController::stopRewinding() {
479 if (!m_rewindTimer.isActive()) {
480 return;
481 }
482 m_rewindTimer.stop();
483 setPaused(m_wasPaused);
484}
485
486void GameController::keyPressed(int key) {
487 int mappedKey = 1 << key;
488 m_activeKeys |= mappedKey;
489 if (!m_inputController->allowOpposing()) {
490 if ((m_activeKeys & 0x30) == 0x30) {
491 m_inactiveKeys |= mappedKey ^ 0x30;
492 m_activeKeys ^= mappedKey ^ 0x30;
493 }
494 if ((m_activeKeys & 0xC0) == 0xC0) {
495 m_inactiveKeys |= mappedKey ^ 0xC0;
496 m_activeKeys ^= mappedKey ^ 0xC0;
497 }
498 }
499 updateKeys();
500}
501
502void GameController::keyReleased(int key) {
503 int mappedKey = 1 << key;
504 m_activeKeys &= ~mappedKey;
505 if (!m_inputController->allowOpposing()) {
506 if (mappedKey & 0x30) {
507 m_activeKeys |= m_inactiveKeys & (0x30 ^ mappedKey);
508 m_inactiveKeys &= ~0x30;
509 }
510 if (mappedKey & 0xC0) {
511 m_activeKeys |= m_inactiveKeys & (0xC0 ^ mappedKey);
512 m_inactiveKeys &= ~0xC0;
513 }
514 }
515 updateKeys();
516}
517
518void GameController::clearKeys() {
519 m_activeKeys = 0;
520 m_inactiveKeys = 0;
521 updateKeys();
522}
523
524void GameController::setAudioBufferSamples(int samples) {
525 threadInterrupt();
526 redoSamples(samples);
527 threadContinue();
528 QMetaObject::invokeMethod(m_audioProcessor, "setBufferSamples", Q_ARG(int, samples));
529}
530
531void GameController::setFPSTarget(float fps) {
532 threadInterrupt();
533 m_fpsTarget = fps;
534 m_threadContext.fpsTarget = fps;
535 if (m_turbo && m_turboSpeed > 0) {
536 m_threadContext.fpsTarget *= m_turboSpeed;
537 }
538 redoSamples(m_audioProcessor->getBufferSamples());
539 threadContinue();
540}
541
542void GameController::setSkipBIOS(bool set) {
543 threadInterrupt();
544 m_threadContext.skipBios = set;
545 threadContinue();
546}
547
548void GameController::setUseBIOS(bool use) {
549 threadInterrupt();
550 m_useBios = use;
551 threadContinue();
552}
553
554void GameController::loadState(int slot) {
555 if (slot > 0) {
556 m_stateSlot = slot;
557 }
558 GBARunOnThread(&m_threadContext, [](GBAThread* context) {
559 GameController* controller = static_cast<GameController*>(context->userData);
560 if (GBALoadState(context, context->stateDir, controller->m_stateSlot)) {
561 controller->frameAvailable(controller->m_drawContext);
562 controller->stateLoaded(context);
563 }
564 });
565}
566
567void GameController::saveState(int slot) {
568 if (slot > 0) {
569 m_stateSlot = slot;
570 }
571 GBARunOnThread(&m_threadContext, [](GBAThread* context) {
572 GameController* controller = static_cast<GameController*>(context->userData);
573 GBASaveState(context, context->stateDir, controller->m_stateSlot, true);
574 });
575}
576
577void GameController::setVideoSync(bool set) {
578 m_videoSync = set;
579 if (!m_turbo) {
580 threadInterrupt();
581 m_threadContext.sync.videoFrameWait = set;
582 threadContinue();
583 }
584}
585
586void GameController::setAudioSync(bool set) {
587 m_audioSync = set;
588 if (!m_turbo) {
589 threadInterrupt();
590 m_threadContext.sync.audioWait = set;
591 threadContinue();
592 }
593}
594
595void GameController::setFrameskip(int skip) {
596 m_threadContext.frameskip = skip;
597}
598
599void GameController::setVolume(int volume) {
600 threadInterrupt();
601 m_threadContext.volume = volume;
602 if (m_gameOpen) {
603 m_threadContext.gba->audio.masterVolume = volume;
604 }
605 threadContinue();
606}
607
608void GameController::setMute(bool mute) {
609 threadInterrupt();
610 m_threadContext.mute = mute;
611 if (m_gameOpen) {
612 m_threadContext.gba->audio.masterVolume = mute ? 0 : m_threadContext.volume;
613 }
614 threadContinue();
615}
616
617void GameController::setTurbo(bool set, bool forced) {
618 if (m_turboForced && !forced) {
619 return;
620 }
621 if (m_turbo == set && m_turboForced == forced) {
622 // Don't interrupt the thread if we don't need to
623 return;
624 }
625 m_turbo = set;
626 m_turboForced = set && forced;
627 enableTurbo();
628}
629
630void GameController::setTurboSpeed(float ratio) {
631 m_turboSpeed = ratio;
632 enableTurbo();
633}
634
635void GameController::enableTurbo() {
636 threadInterrupt();
637 if (!m_turbo) {
638 m_threadContext.fpsTarget = m_fpsTarget;
639 m_threadContext.sync.audioWait = m_audioSync;
640 m_threadContext.sync.videoFrameWait = m_videoSync;
641 } else if (m_turboSpeed <= 0) {
642 m_threadContext.fpsTarget = m_fpsTarget;
643 m_threadContext.sync.audioWait = false;
644 m_threadContext.sync.videoFrameWait = false;
645 } else {
646 m_threadContext.fpsTarget = m_fpsTarget * m_turboSpeed;
647 m_threadContext.sync.audioWait = true;
648 m_threadContext.sync.videoFrameWait = false;
649 }
650 redoSamples(m_audioProcessor->getBufferSamples());
651 threadContinue();
652}
653
654void GameController::setAVStream(GBAAVStream* stream) {
655 threadInterrupt();
656 m_threadContext.stream = stream;
657 if (m_gameOpen) {
658 m_threadContext.gba->stream = stream;
659 }
660 threadContinue();
661}
662
663void GameController::clearAVStream() {
664 threadInterrupt();
665 m_threadContext.stream = nullptr;
666 if (m_gameOpen) {
667 m_threadContext.gba->stream = nullptr;
668 }
669 threadContinue();
670}
671
672#ifdef USE_PNG
673void GameController::screenshot() {
674 GBARunOnThread(&m_threadContext, GBAThreadTakeScreenshot);
675}
676#endif
677
678void GameController::reloadAudioDriver() {
679 QMetaObject::invokeMethod(m_audioProcessor, "pause", Qt::BlockingQueuedConnection);
680 int samples = m_audioProcessor->getBufferSamples();
681 delete m_audioProcessor;
682 m_audioProcessor = AudioProcessor::create();
683 m_audioProcessor->setBufferSamples(samples);
684 m_audioProcessor->moveToThread(m_audioThread);
685 connect(this, SIGNAL(gameStarted(GBAThread*)), m_audioProcessor, SLOT(start()));
686 connect(this, SIGNAL(gameStopped(GBAThread*)), m_audioProcessor, SLOT(pause()));
687 connect(this, SIGNAL(gamePaused(GBAThread*)), m_audioProcessor, SLOT(pause()));
688 connect(this, SIGNAL(gameUnpaused(GBAThread*)), m_audioProcessor, SLOT(start()));
689 if (isLoaded()) {
690 m_audioProcessor->setInput(&m_threadContext);
691 QMetaObject::invokeMethod(m_audioProcessor, "start");
692 }
693}
694
695void GameController::setLuminanceValue(uint8_t value) {
696 m_luxValue = value;
697 value = std::max<int>(value - 0x16, 0);
698 m_luxLevel = 10;
699 for (int i = 0; i < 10; ++i) {
700 if (value < LUX_LEVELS[i]) {
701 m_luxLevel = i;
702 break;
703 }
704 }
705 emit luminanceValueChanged(m_luxValue);
706}
707
708void GameController::setLuminanceLevel(int level) {
709 int value = 0x16;
710 level = std::max(0, std::min(10, level));
711 if (level > 0) {
712 value += LUX_LEVELS[level - 1];
713 }
714 setLuminanceValue(value);
715}
716
717void GameController::setRealTime() {
718 m_rtc.override = GBARTCGenericSource::RTC_NO_OVERRIDE;
719}
720
721void GameController::setFixedTime(const QDateTime& time) {
722 m_rtc.override = GBARTCGenericSource::RTC_FIXED;
723 m_rtc.value = time.toMSecsSinceEpoch() / 1000;
724}
725
726void GameController::setFakeEpoch(const QDateTime& time) {
727 m_rtc.override = GBARTCGenericSource::RTC_FAKE_EPOCH;
728 m_rtc.value = time.toMSecsSinceEpoch() / 1000;
729}
730
731void GameController::updateKeys() {
732 int activeKeys = m_activeKeys;
733 activeKeys |= m_activeButtons;
734 activeKeys &= ~m_inactiveKeys;
735 m_threadContext.activeKeys = activeKeys;
736}
737
738void GameController::redoSamples(int samples) {
739#if RESAMPLE_LIBRARY != RESAMPLE_BLIP_BUF
740 float sampleRate = 0x8000;
741 float ratio;
742 if (m_threadContext.gba) {
743 sampleRate = m_threadContext.gba->audio.sampleRate;
744 }
745 ratio = GBAAudioCalculateRatio(sampleRate, m_threadContext.fpsTarget, 44100);
746 m_threadContext.audioBuffers = ceil(samples / ratio);
747#else
748 m_threadContext.audioBuffers = samples;
749#endif
750 if (m_threadContext.gba) {
751 GBAAudioResizeBuffer(&m_threadContext.gba->audio, m_threadContext.audioBuffers);
752 }
753 QMetaObject::invokeMethod(m_audioProcessor, "inputParametersChanged");
754}
755
756void GameController::setLogLevel(int levels) {
757 threadInterrupt();
758 m_logLevels = levels;
759 threadContinue();
760}
761
762void GameController::enableLogLevel(int levels) {
763 threadInterrupt();
764 m_logLevels |= levels;
765 threadContinue();
766}
767
768void GameController::disableLogLevel(int levels) {
769 threadInterrupt();
770 m_logLevels &= ~levels;
771 threadContinue();
772}
773
774void GameController::pollEvents() {
775 if (!m_inputController) {
776 return;
777 }
778
779 m_activeButtons = m_inputController->pollEvents();
780 updateKeys();
781}