src/platform/qt/CoreController.cpp (view raw)
1/* Copyright (c) 2013-2017 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 "CoreController.h"
7
8#include "ConfigController.h"
9#include "InputController.h"
10#include "LogController.h"
11#include "MultiplayerController.h"
12#include "Override.h"
13
14#include <QDateTime>
15#include <QMutexLocker>
16
17#include <mgba/core/serialize.h>
18#include <mgba/feature/video-logger.h>
19#ifdef M_CORE_GBA
20#include <mgba/internal/gba/gba.h>
21#include <mgba/internal/gba/renderers/cache-set.h>
22#include <mgba/internal/gba/sharkport.h>
23#endif
24#ifdef M_CORE_GB
25#include <mgba/internal/gb/gb.h>
26#include <mgba/internal/gb/renderers/cache-set.h>
27#endif
28#include <mgba-util/math.h>
29#include <mgba-util/vfs.h>
30
31#define AUTOSAVE_GRANULARITY 600
32
33using namespace QGBA;
34
35CoreController::CoreController(mCore* core, QObject* parent)
36 : QObject(parent)
37 , m_saveStateFlags(SAVESTATE_SCREENSHOT | SAVESTATE_SAVEDATA | SAVESTATE_CHEATS | SAVESTATE_RTC)
38 , m_loadStateFlags(SAVESTATE_SCREENSHOT | SAVESTATE_RTC)
39{
40 m_threadContext.core = core;
41 m_threadContext.userData = this;
42
43 m_resetActions.append([this]() {
44 if (m_autoload) {
45 mCoreLoadState(m_threadContext.core, 0, m_loadStateFlags);
46 }
47 });
48
49 m_threadContext.startCallback = [](mCoreThread* context) {
50 CoreController* controller = static_cast<CoreController*>(context->userData);
51
52 switch (context->core->platform(context->core)) {
53#ifdef M_CORE_GBA
54 case PLATFORM_GBA:
55 context->core->setPeripheral(context->core, mPERIPH_GBA_LUMINANCE, controller->m_inputController->luminance());
56 break;
57#endif
58 default:
59 break;
60 }
61
62 controller->updateFastForward();
63
64 if (controller->m_multiplayer) {
65 controller->m_multiplayer->attachGame(controller);
66 }
67
68 QMetaObject::invokeMethod(controller, "started");
69 };
70
71 m_threadContext.resetCallback = [](mCoreThread* context) {
72 CoreController* controller = static_cast<CoreController*>(context->userData);
73 for (auto action : controller->m_resetActions) {
74 action();
75 }
76
77 if (controller->m_override) {
78 controller->m_override->identify(context->core);
79 controller->m_override->apply(context->core);
80 }
81
82 controller->m_resetActions.clear();
83
84 if (!controller->m_hwaccel) {
85 context->core->setVideoBuffer(context->core, reinterpret_cast<color_t*>(controller->m_activeBuffer.data()), controller->screenDimensions().width());
86 }
87
88 QMetaObject::invokeMethod(controller, "didReset");
89 controller->finishFrame();
90 };
91
92 m_threadContext.frameCallback = [](mCoreThread* context) {
93 CoreController* controller = static_cast<CoreController*>(context->userData);
94
95 if (controller->m_autosaveCounter == AUTOSAVE_GRANULARITY) {
96 if (controller->m_autosave) {
97 mCoreSaveState(context->core, 0, controller->m_saveStateFlags);
98 }
99 controller->m_autosaveCounter = 0;
100 }
101 ++controller->m_autosaveCounter;
102
103 controller->finishFrame();
104 };
105
106 m_threadContext.cleanCallback = [](mCoreThread* context) {
107 CoreController* controller = static_cast<CoreController*>(context->userData);
108
109 if (controller->m_autosave) {
110 mCoreSaveState(context->core, 0, controller->m_saveStateFlags);
111 }
112
113 controller->clearMultiplayerController();
114 QMetaObject::invokeMethod(controller, "stopping");
115 };
116
117 m_threadContext.pauseCallback = [](mCoreThread* context) {
118 CoreController* controller = static_cast<CoreController*>(context->userData);
119
120 QMetaObject::invokeMethod(controller, "paused");
121 };
122
123 m_threadContext.unpauseCallback = [](mCoreThread* context) {
124 CoreController* controller = static_cast<CoreController*>(context->userData);
125
126 QMetaObject::invokeMethod(controller, "unpaused");
127 };
128
129 m_threadContext.logger.d.log = [](mLogger* logger, int category, enum mLogLevel level, const char* format, va_list args) {
130 mThreadLogger* logContext = reinterpret_cast<mThreadLogger*>(logger);
131 mCoreThread* context = logContext->p;
132
133 static const char* savestateMessage = "State %i saved";
134 static const char* loadstateMessage = "State %i loaded";
135 static const char* savestateFailedMessage = "State %i failed to load";
136 static int biosCat = -1;
137 static int statusCat = -1;
138 if (!context) {
139 return;
140 }
141 CoreController* controller = static_cast<CoreController*>(context->userData);
142 QString message;
143 if (biosCat < 0) {
144 biosCat = mLogCategoryById("gba.bios");
145 }
146 if (statusCat < 0) {
147 statusCat = mLogCategoryById("core.status");
148 }
149#ifdef M_CORE_GBA
150 if (level == mLOG_STUB && category == biosCat) {
151 va_list argc;
152 va_copy(argc, args);
153 int immediate = va_arg(argc, int);
154 va_end(argc);
155 QMetaObject::invokeMethod(controller, "unimplementedBiosCall", Q_ARG(int, immediate));
156 } else
157#endif
158 if (category == statusCat) {
159 // Slot 0 is reserved for suspend points
160 if (strncmp(loadstateMessage, format, strlen(loadstateMessage)) == 0) {
161 va_list argc;
162 va_copy(argc, args);
163 int slot = va_arg(argc, int);
164 va_end(argc);
165 if (slot == 0) {
166 format = "Loaded suspend state";
167 }
168 } else if (strncmp(savestateFailedMessage, format, strlen(savestateFailedMessage)) == 0 || strncmp(savestateMessage, format, strlen(savestateMessage)) == 0) {
169 va_list argc;
170 va_copy(argc, args);
171 int slot = va_arg(argc, int);
172 va_end(argc);
173 if (slot == 0) {
174 return;
175 }
176 }
177 message = QString().vsprintf(format, args);
178 QMetaObject::invokeMethod(controller, "statusPosted", Q_ARG(const QString&, message));
179 }
180 message = QString().vsprintf(format, args);
181 QMetaObject::invokeMethod(controller, "logPosted", Q_ARG(int, level), Q_ARG(int, category), Q_ARG(const QString&, message));
182 if (level == mLOG_FATAL) {
183 QMetaObject::invokeMethod(controller, "crashed", Q_ARG(const QString&, QString().vsprintf(format, args)));
184 }
185 };
186}
187
188CoreController::~CoreController() {
189 endVideoLog();
190 stop();
191 disconnect();
192
193 mCoreThreadJoin(&m_threadContext);
194
195 if (m_cacheSet) {
196 mCacheSetDeinit(m_cacheSet.get());
197 m_cacheSet.reset();
198 }
199
200 mCoreConfigDeinit(&m_threadContext.core->config);
201 m_threadContext.core->deinit(m_threadContext.core);
202}
203
204const color_t* CoreController::drawContext() {
205 if (m_hwaccel) {
206 return nullptr;
207 }
208 QMutexLocker locker(&m_bufferMutex);
209 return reinterpret_cast<const color_t*>(m_completeBuffer.constData());
210}
211
212QImage CoreController::getPixels() {
213 QByteArray buffer;
214 QSize size = screenDimensions();
215 size_t stride = size.width() * BYTES_PER_PIXEL;
216
217 if (!m_hwaccel) {
218 buffer = m_completeBuffer;
219 } else {
220 Interrupter interrupter(this);
221 const void* pixels;
222 m_threadContext.core->getPixels(m_threadContext.core, &pixels, &stride);
223 stride *= BYTES_PER_PIXEL;
224 buffer = QByteArray::fromRawData(static_cast<const char*>(pixels), stride * size.height());
225 }
226
227 QImage image(reinterpret_cast<const uchar*>(buffer.constData()),
228 size.width(), size.height(), stride, QImage::Format_RGBX8888);
229 image.bits(); // Cause QImage to detach
230 return image;
231}
232
233bool CoreController::isPaused() {
234 return mCoreThreadIsPaused(&m_threadContext);
235}
236
237bool CoreController::hasStarted() {
238 return mCoreThreadHasStarted(&m_threadContext);
239}
240
241mPlatform CoreController::platform() const {
242 return m_threadContext.core->platform(m_threadContext.core);
243}
244
245QSize CoreController::screenDimensions() const {
246 unsigned width, height;
247 m_threadContext.core->desiredVideoDimensions(m_threadContext.core, &width, &height);
248
249 return QSize(width, height);
250}
251
252QPair<unsigned, unsigned> CoreController::frameRate() const {
253 return qMakePair(m_threadContext.core->frameCycles(m_threadContext.core), m_threadContext.core->frequency(m_threadContext.core));
254}
255
256void CoreController::loadConfig(ConfigController* config) {
257 Interrupter interrupter(this);
258 m_loadStateFlags = config->getOption("loadStateExtdata", m_loadStateFlags).toInt();
259 m_saveStateFlags = config->getOption("saveStateExtdata", m_saveStateFlags).toInt();
260 m_fastForwardRatio = config->getOption("fastForwardRatio", m_fastForwardRatio).toFloat();
261 m_fastForwardHeldRatio = config->getOption("fastForwardHeldRatio", m_fastForwardRatio).toFloat();
262 m_videoSync = config->getOption("videoSync", m_videoSync).toInt();
263 m_audioSync = config->getOption("audioSync", m_audioSync).toInt();
264 m_fpsTarget = config->getOption("fpsTarget").toFloat();
265 m_autosave = config->getOption("autosave", false).toInt();
266 m_autoload = config->getOption("autoload", true).toInt();
267 m_autofireThreshold = config->getOption("autofireThreshold", m_autofireThreshold).toInt();
268 m_fastForwardVolume = config->getOption("fastForwardVolume", -1).toInt();
269 m_fastForwardMute = config->getOption("fastForwardMute", -1).toInt();
270 mCoreConfigCopyValue(&m_threadContext.core->config, config->config(), "volume");
271 mCoreConfigCopyValue(&m_threadContext.core->config, config->config(), "mute");
272 mCoreLoadForeignConfig(m_threadContext.core, config->config());
273 if (hasStarted()) {
274 updateFastForward();
275 mCoreThreadRewindParamsChanged(&m_threadContext);
276 }
277}
278
279#ifdef USE_DEBUGGERS
280void CoreController::setDebugger(mDebugger* debugger) {
281 Interrupter interrupter(this);
282 if (debugger) {
283 mDebuggerAttach(debugger, m_threadContext.core);
284 mDebuggerEnter(debugger, DEBUGGER_ENTER_ATTACHED, 0);
285 } else {
286 m_threadContext.core->detachDebugger(m_threadContext.core);
287 }
288}
289#endif
290
291void CoreController::setMultiplayerController(MultiplayerController* controller) {
292 if (controller == m_multiplayer) {
293 return;
294 }
295 clearMultiplayerController();
296 m_multiplayer = controller;
297 if (!mCoreThreadHasStarted(&m_threadContext)) {
298 return;
299 }
300 mCoreThreadRunFunction(&m_threadContext, [](mCoreThread* thread) {
301 CoreController* controller = static_cast<CoreController*>(thread->userData);
302 controller->m_multiplayer->attachGame(controller);
303 });
304}
305
306void CoreController::clearMultiplayerController() {
307 if (!m_multiplayer) {
308 return;
309 }
310 m_multiplayer->detachGame(this);
311 m_multiplayer = nullptr;
312}
313
314mCacheSet* CoreController::graphicCaches() {
315 if (m_cacheSet) {
316 return m_cacheSet.get();
317 }
318 Interrupter interrupter(this);
319 switch (platform()) {
320#ifdef M_CORE_GBA
321 case PLATFORM_GBA: {
322 GBA* gba = static_cast<GBA*>(m_threadContext.core->board);
323 m_cacheSet = std::make_unique<mCacheSet>();
324 GBAVideoCacheInit(m_cacheSet.get());
325 GBAVideoCacheAssociate(m_cacheSet.get(), &gba->video);
326 break;
327 }
328#endif
329#ifdef M_CORE_GB
330 case PLATFORM_GB: {
331 GB* gb = static_cast<GB*>(m_threadContext.core->board);
332 m_cacheSet = std::make_unique<mCacheSet>();
333 GBVideoCacheInit(m_cacheSet.get());
334 GBVideoCacheAssociate(m_cacheSet.get(), &gb->video);
335 break;
336 }
337#endif
338 default:
339 return nullptr;
340 }
341 return m_cacheSet.get();
342}
343
344void CoreController::setOverride(std::unique_ptr<Override> override) {
345 Interrupter interrupter(this);
346 m_override = std::move(override);
347 m_override->identify(m_threadContext.core);
348}
349
350void CoreController::setInputController(InputController* inputController) {
351 m_inputController = inputController;
352 m_inputController->setPlatform(platform());
353 m_threadContext.core->setPeripheral(m_threadContext.core, mPERIPH_ROTATION, m_inputController->rotationSource());
354 m_threadContext.core->setPeripheral(m_threadContext.core, mPERIPH_RUMBLE, m_inputController->rumble());
355 m_threadContext.core->setPeripheral(m_threadContext.core, mPERIPH_IMAGE_SOURCE, m_inputController->imageSource());
356}
357
358void CoreController::setLogger(LogController* logger) {
359 disconnect(m_log);
360 m_log = logger;
361 m_threadContext.logger.d.filter = logger->filter();
362 connect(this, &CoreController::logPosted, m_log, &LogController::postLog);
363}
364
365void CoreController::start() {
366 if (!m_hwaccel) {
367 QSize size(256, 384);
368 m_activeBuffer.resize(size.width() * size.height() * sizeof(color_t));
369 m_activeBuffer.fill(0xFF);
370 m_completeBuffer = m_activeBuffer;
371
372 m_threadContext.core->setVideoBuffer(m_threadContext.core, reinterpret_cast<color_t*>(m_activeBuffer.data()), size.width());
373 }
374
375 if (!m_patched) {
376 mCoreAutoloadPatch(m_threadContext.core);
377 }
378 if (!mCoreThreadStart(&m_threadContext)) {
379 emit failed();
380 emit stopping();
381 }
382}
383
384void CoreController::stop() {
385 setSync(false);
386#ifdef USE_DEBUGGERS
387 setDebugger(nullptr);
388#endif
389 setPaused(false);
390 mCoreThreadEnd(&m_threadContext);
391}
392
393void CoreController::reset() {
394 bool wasPaused = isPaused();
395 setPaused(false);
396 Interrupter interrupter(this);
397 mCoreThreadReset(&m_threadContext);
398 if (wasPaused) {
399 setPaused(true);
400 }
401}
402
403void CoreController::setPaused(bool paused) {
404 if (paused == isPaused()) {
405 return;
406 }
407 if (paused) {
408 addFrameAction([this]() {
409 mCoreThreadPauseFromThread(&m_threadContext);
410 });
411 } else {
412 mCoreThreadUnpause(&m_threadContext);
413 }
414}
415
416void CoreController::frameAdvance() {
417 addFrameAction([this]() {
418 mCoreThreadPauseFromThread(&m_threadContext);
419 });
420 setPaused(false);
421}
422
423void CoreController::addFrameAction(std::function<void ()> action) {
424 QMutexLocker locker(&m_actionMutex);
425 m_frameActions.append(action);
426}
427
428void CoreController::setSync(bool sync) {
429 if (sync) {
430 m_threadContext.impl->sync.audioWait = m_audioSync;
431 m_threadContext.impl->sync.videoFrameWait = m_videoSync;
432 } else {
433 m_threadContext.impl->sync.audioWait = false;
434 m_threadContext.impl->sync.videoFrameWait = false;
435 }
436}
437
438void CoreController::setRewinding(bool rewind) {
439 if (!m_threadContext.core->opts.rewindEnable) {
440 return;
441 }
442 if (rewind && m_multiplayer && m_multiplayer->attached() > 1) {
443 return;
444 }
445
446 if (rewind && isPaused()) {
447 setPaused(false);
448 // TODO: restore autopausing
449 }
450 mCoreThreadSetRewinding(&m_threadContext, rewind);
451}
452
453void CoreController::rewind(int states) {
454 {
455 Interrupter interrupter(this);
456 if (!states) {
457 states = INT_MAX;
458 }
459 for (int i = 0; i < states; ++i) {
460 if (!mCoreRewindRestore(&m_threadContext.impl->rewind, m_threadContext.core)) {
461 break;
462 }
463 }
464 }
465 emit frameAvailable();
466 emit rewound();
467}
468
469void CoreController::setFastForward(bool enable) {
470 if (m_fastForward == enable) {
471 return;
472 }
473 m_fastForward = enable;
474 updateFastForward();
475 emit fastForwardChanged(enable);
476}
477
478void CoreController::forceFastForward(bool enable) {
479 if (m_fastForwardForced == enable) {
480 return;
481 }
482 m_fastForwardForced = enable;
483 updateFastForward();
484 emit fastForwardChanged(enable || m_fastForward);
485}
486
487void CoreController::loadState(int slot) {
488 if (slot > 0 && slot != m_stateSlot) {
489 m_stateSlot = slot;
490 m_backupSaveState.clear();
491 }
492 mCoreThreadRunFunction(&m_threadContext, [](mCoreThread* context) {
493 CoreController* controller = static_cast<CoreController*>(context->userData);
494 if (!controller->m_backupLoadState.isOpen()) {
495 controller->m_backupLoadState = VFileMemChunk(nullptr, 0);
496 }
497 mCoreSaveStateNamed(context->core, controller->m_backupLoadState, controller->m_saveStateFlags);
498 if (mCoreLoadState(context->core, controller->m_stateSlot, controller->m_loadStateFlags)) {
499 emit controller->frameAvailable();
500 emit controller->stateLoaded();
501 }
502 });
503}
504
505void CoreController::loadState(const QString& path) {
506 m_statePath = path;
507 mCoreThreadRunFunction(&m_threadContext, [](mCoreThread* context) {
508 CoreController* controller = static_cast<CoreController*>(context->userData);
509 VFile* vf = VFileDevice::open(controller->m_statePath, O_RDONLY);
510 if (!vf) {
511 return;
512 }
513 if (!controller->m_backupLoadState.isOpen()) {
514 controller->m_backupLoadState = VFileMemChunk(nullptr, 0);
515 }
516 mCoreSaveStateNamed(context->core, controller->m_backupLoadState, controller->m_saveStateFlags);
517 if (mCoreLoadStateNamed(context->core, vf, controller->m_loadStateFlags)) {
518 emit controller->frameAvailable();
519 emit controller->stateLoaded();
520 }
521 vf->close(vf);
522 });
523}
524
525void CoreController::saveState(int slot) {
526 if (slot > 0) {
527 m_stateSlot = slot;
528 }
529 mCoreThreadRunFunction(&m_threadContext, [](mCoreThread* context) {
530 CoreController* controller = static_cast<CoreController*>(context->userData);
531 VFile* vf = mCoreGetState(context->core, controller->m_stateSlot, false);
532 if (vf) {
533 controller->m_backupSaveState.resize(vf->size(vf));
534 vf->read(vf, controller->m_backupSaveState.data(), controller->m_backupSaveState.size());
535 vf->close(vf);
536 }
537 mCoreSaveState(context->core, controller->m_stateSlot, controller->m_saveStateFlags);
538 });
539}
540
541void CoreController::saveState(const QString& path) {
542 m_statePath = path;
543 mCoreThreadRunFunction(&m_threadContext, [](mCoreThread* context) {
544 CoreController* controller = static_cast<CoreController*>(context->userData);
545 VFile* vf = VFileDevice::open(controller->m_statePath, O_RDONLY);
546 if (vf) {
547 controller->m_backupSaveState.resize(vf->size(vf));
548 vf->read(vf, controller->m_backupSaveState.data(), controller->m_backupSaveState.size());
549 vf->close(vf);
550 }
551 vf = VFileDevice::open(controller->m_statePath, O_WRONLY | O_CREAT | O_TRUNC);
552 if (!vf) {
553 return;
554 }
555 mCoreSaveStateNamed(context->core, vf, controller->m_saveStateFlags);
556 vf->close(vf);
557 });
558}
559
560void CoreController::loadBackupState() {
561 if (!m_backupLoadState.isOpen()) {
562 return;
563 }
564
565 mCoreThreadRunFunction(&m_threadContext, [](mCoreThread* context) {
566 CoreController* controller = static_cast<CoreController*>(context->userData);
567 controller->m_backupLoadState.seek(0);
568 if (mCoreLoadStateNamed(context->core, controller->m_backupLoadState, controller->m_loadStateFlags)) {
569 mLOG(STATUS, INFO, "Undid state load");
570 controller->frameAvailable();
571 controller->stateLoaded();
572 }
573 controller->m_backupLoadState.close();
574 });
575}
576
577void CoreController::saveBackupState() {
578 if (m_backupSaveState.isEmpty()) {
579 return;
580 }
581
582 mCoreThreadRunFunction(&m_threadContext, [](mCoreThread* context) {
583 CoreController* controller = static_cast<CoreController*>(context->userData);
584 VFile* vf = mCoreGetState(context->core, controller->m_stateSlot, true);
585 if (vf) {
586 vf->write(vf, controller->m_backupSaveState.constData(), controller->m_backupSaveState.size());
587 vf->close(vf);
588 mLOG(STATUS, INFO, "Undid state save");
589 }
590 controller->m_backupSaveState.clear();
591 });
592}
593
594void CoreController::loadSave(const QString& path, bool temporary) {
595 m_resetActions.append([this, path, temporary]() {
596 VFile* vf = VFileDevice::open(path, temporary ? O_RDONLY : O_RDWR);
597 if (!vf) {
598 LOG(QT, ERROR) << tr("Failed to open save file: %1").arg(path);
599 return;
600 }
601
602 if (temporary) {
603 m_threadContext.core->loadTemporarySave(m_threadContext.core, vf);
604 } else {
605 m_threadContext.core->loadSave(m_threadContext.core, vf);
606 }
607 });
608 reset();
609}
610
611void CoreController::loadPatch(const QString& patchPath) {
612 Interrupter interrupter(this);
613 VFile* patch = VFileDevice::open(patchPath, O_RDONLY);
614 if (patch) {
615 m_threadContext.core->loadPatch(m_threadContext.core, patch);
616 m_patched = true;
617 patch->close(patch);
618 }
619 if (mCoreThreadHasStarted(&m_threadContext)) {
620 reset();
621 }
622}
623
624void CoreController::replaceGame(const QString& path) {
625 QFileInfo info(path);
626 if (!info.isReadable()) {
627 LOG(QT, ERROR) << tr("Failed to open game file: %1").arg(path);
628 return;
629 }
630 QString fname = info.canonicalFilePath();
631 Interrupter interrupter(this);
632 mDirectorySetDetachBase(&m_threadContext.core->dirs);
633 mCoreLoadFile(m_threadContext.core, fname.toUtf8().constData());
634}
635
636void CoreController::yankPak() {
637 Interrupter interrupter(this);
638
639 switch (platform()) {
640#ifdef M_CORE_GBA
641 case PLATFORM_GBA:
642 GBAYankROM(static_cast<GBA*>(m_threadContext.core->board));
643 break;
644#endif
645#ifdef M_CORE_GB
646 case PLATFORM_GB:
647 GBYankROM(static_cast<GB*>(m_threadContext.core->board));
648 break;
649#endif
650 }
651}
652
653#ifdef USE_PNG
654void CoreController::screenshot() {
655 mCoreThreadRunFunction(&m_threadContext, [](mCoreThread* context) {
656 mCoreTakeScreenshot(context->core);
657 });
658}
659#endif
660
661void CoreController::setRealTime() {
662 m_threadContext.core->rtc.override = RTC_NO_OVERRIDE;
663}
664
665void CoreController::setFixedTime(const QDateTime& time) {
666 m_threadContext.core->rtc.override = RTC_FIXED;
667 m_threadContext.core->rtc.value = time.toMSecsSinceEpoch();
668}
669
670void CoreController::setFakeEpoch(const QDateTime& time) {
671 m_threadContext.core->rtc.override = RTC_FAKE_EPOCH;
672 m_threadContext.core->rtc.value = time.toMSecsSinceEpoch();
673}
674
675void CoreController::importSharkport(const QString& path) {
676#ifdef M_CORE_GBA
677 if (platform() != PLATFORM_GBA) {
678 return;
679 }
680 VFile* vf = VFileDevice::open(path, O_RDONLY);
681 if (!vf) {
682 LOG(QT, ERROR) << tr("Failed to open snapshot file for reading: %1").arg(path);
683 return;
684 }
685 Interrupter interrupter(this);
686 GBASavedataImportSharkPort(static_cast<GBA*>(m_threadContext.core->board), vf, false);
687 vf->close(vf);
688#endif
689}
690
691void CoreController::exportSharkport(const QString& path) {
692#ifdef M_CORE_GBA
693 if (platform() != PLATFORM_GBA) {
694 return;
695 }
696 VFile* vf = VFileDevice::open(path, O_WRONLY | O_CREAT | O_TRUNC);
697 if (!vf) {
698 LOG(QT, ERROR) << tr("Failed to open snapshot file for writing: %1").arg(path);
699 return;
700 }
701 Interrupter interrupter(this);
702 GBASavedataExportSharkPort(static_cast<GBA*>(m_threadContext.core->board), vf);
703 vf->close(vf);
704#endif
705}
706
707#ifdef M_CORE_GB
708void CoreController::attachPrinter() {
709 if (platform() != PLATFORM_GB) {
710 return;
711 }
712 GB* gb = static_cast<GB*>(m_threadContext.core->board);
713 clearMultiplayerController();
714 GBPrinterCreate(&m_printer.d);
715 m_printer.parent = this;
716 m_printer.d.print = [](GBPrinter* printer, int height, const uint8_t* data) {
717 QGBPrinter* qPrinter = reinterpret_cast<QGBPrinter*>(printer);
718 QImage image(GB_VIDEO_HORIZONTAL_PIXELS, height, QImage::Format_Indexed8);
719 QVector<QRgb> colors;
720 colors.append(qRgb(0xF8, 0xF8, 0xF8));
721 colors.append(qRgb(0xA8, 0xA8, 0xA8));
722 colors.append(qRgb(0x50, 0x50, 0x50));
723 colors.append(qRgb(0x00, 0x00, 0x00));
724 image.setColorTable(colors);
725 for (int y = 0; y < height; ++y) {
726 for (int x = 0; x < GB_VIDEO_HORIZONTAL_PIXELS; x += 4) {
727 uint8_t byte = data[(x + y * GB_VIDEO_HORIZONTAL_PIXELS) / 4];
728 image.setPixel(x + 0, y, (byte & 0xC0) >> 6);
729 image.setPixel(x + 1, y, (byte & 0x30) >> 4);
730 image.setPixel(x + 2, y, (byte & 0x0C) >> 2);
731 image.setPixel(x + 3, y, (byte & 0x03) >> 0);
732 }
733 }
734 QMetaObject::invokeMethod(qPrinter->parent, "imagePrinted", Q_ARG(const QImage&, image));
735 };
736 Interrupter interrupter(this);
737 GBSIOSetDriver(&gb->sio, &m_printer.d.d);
738}
739
740void CoreController::detachPrinter() {
741 if (platform() != PLATFORM_GB) {
742 return;
743 }
744 Interrupter interrupter(this);
745 GB* gb = static_cast<GB*>(m_threadContext.core->board);
746 GBPrinterDonePrinting(&m_printer.d);
747 GBSIOSetDriver(&gb->sio, nullptr);
748}
749
750void CoreController::endPrint() {
751 if (platform() != PLATFORM_GB) {
752 return;
753 }
754 Interrupter interrupter(this);
755 GBPrinterDonePrinting(&m_printer.d);
756}
757#endif
758
759#ifdef M_CORE_GBA
760void CoreController::attachBattleChipGate() {
761 if (platform() != PLATFORM_GBA) {
762 return;
763 }
764 Interrupter interrupter(this);
765 clearMultiplayerController();
766 GBASIOBattlechipGateCreate(&m_battlechip);
767 m_threadContext.core->setPeripheral(m_threadContext.core, mPERIPH_GBA_BATTLECHIP_GATE, &m_battlechip);
768}
769
770void CoreController::detachBattleChipGate() {
771 if (platform() != PLATFORM_GBA) {
772 return;
773 }
774 Interrupter interrupter(this);
775 m_threadContext.core->setPeripheral(m_threadContext.core, mPERIPH_GBA_BATTLECHIP_GATE, nullptr);
776}
777
778void CoreController::setBattleChipId(uint16_t id) {
779 if (platform() != PLATFORM_GBA) {
780 return;
781 }
782 Interrupter interrupter(this);
783 m_battlechip.chipId = id;
784}
785
786void CoreController::setBattleChipFlavor(int flavor) {
787 if (platform() != PLATFORM_GBA) {
788 return;
789 }
790 Interrupter interrupter(this);
791 m_battlechip.flavor = flavor;
792}
793#endif
794
795void CoreController::setAVStream(mAVStream* stream) {
796 Interrupter interrupter(this);
797 m_threadContext.core->setAVStream(m_threadContext.core, stream);
798}
799
800void CoreController::clearAVStream() {
801 Interrupter interrupter(this);
802 m_threadContext.core->setAVStream(m_threadContext.core, nullptr);
803}
804
805void CoreController::clearOverride() {
806 m_override.reset();
807}
808
809void CoreController::startVideoLog(const QString& path, bool compression) {
810 if (m_vl) {
811 return;
812 }
813
814 VFile* vf = VFileDevice::open(path, O_WRONLY | O_CREAT | O_TRUNC);
815 if (!vf) {
816 return;
817 }
818 startVideoLog(vf);
819}
820
821void CoreController::startVideoLog(VFile* vf, bool compression) {
822 if (m_vl || !vf) {
823 return;
824 }
825
826 Interrupter interrupter(this);
827 m_vl = mVideoLogContextCreate(m_threadContext.core);
828 m_vlVf = vf;
829 mVideoLogContextSetOutput(m_vl, m_vlVf);
830 mVideoLogContextSetCompression(m_vl, compression);
831 mVideoLogContextWriteHeader(m_vl, m_threadContext.core);
832}
833
834void CoreController::endVideoLog(bool closeVf) {
835 if (!m_vl) {
836 return;
837 }
838
839 Interrupter interrupter(this);
840 mVideoLogContextDestroy(m_threadContext.core, m_vl);
841 if (m_vlVf && closeVf) {
842 m_vlVf->close(m_vlVf);
843 m_vlVf = nullptr;
844 }
845 m_vl = nullptr;
846}
847
848void CoreController::setFramebufferHandle(int fb) {
849 Interrupter interrupter(this);
850 if (fb < 0) {
851 m_hwaccel = false;
852 } else {
853 m_threadContext.core->setVideoGLTex(m_threadContext.core, fb);
854 m_hwaccel = true;
855 }
856}
857
858void CoreController::updateKeys() {
859 int activeKeys = m_inputController->updateAutofire() | m_inputController->pollEvents();
860 m_threadContext.core->setKeys(m_threadContext.core, activeKeys);
861}
862
863void CoreController::finishFrame() {
864 if (!m_hwaccel) {
865 unsigned width, height;
866 m_threadContext.core->desiredVideoDimensions(m_threadContext.core, &width, &height);
867
868 QMutexLocker locker(&m_bufferMutex);
869 memcpy(m_completeBuffer.data(), m_activeBuffer.constData(), 256 * height * BYTES_PER_PIXEL);
870 }
871
872 QMutexLocker locker(&m_actionMutex);
873 QList<std::function<void ()>> frameActions(m_frameActions);
874 m_frameActions.clear();
875 for (auto& action : frameActions) {
876 action();
877 }
878 updateKeys();
879
880 QMetaObject::invokeMethod(this, "frameAvailable");
881}
882
883void CoreController::updateFastForward() {
884 // If we have "Fast forward" checked in the menu (m_fastForwardForced)
885 // or are holding the fast forward button (m_fastForward):
886 if (m_fastForward || m_fastForwardForced) {
887 if (m_fastForwardVolume >= 0) {
888 m_threadContext.core->opts.volume = m_fastForwardVolume;
889 }
890 if (m_fastForwardMute >= 0) {
891 m_threadContext.core->opts.mute = m_fastForwardMute;
892 }
893
894 // If we aren't holding the fast forward button
895 // then use the non "(held)" ratio
896 if(!m_fastForward) {
897 if (m_fastForwardRatio > 0) {
898 m_threadContext.impl->sync.fpsTarget = m_fpsTarget * m_fastForwardRatio;
899 setSync(true);
900 } else {
901 setSync(false);
902 }
903 } else {
904 // If we are holding the fast forward button,
905 // then use the held ratio
906 if (m_fastForwardHeldRatio > 0) {
907 m_threadContext.impl->sync.fpsTarget = m_fpsTarget * m_fastForwardHeldRatio;
908 setSync(true);
909 } else {
910 setSync(false);
911 }
912 }
913 } else {
914 if (!mCoreConfigGetIntValue(&m_threadContext.core->config, "volume", &m_threadContext.core->opts.volume)) {
915 m_threadContext.core->opts.volume = 0x100;
916 }
917 int fakeBool = 0;
918 mCoreConfigGetIntValue(&m_threadContext.core->config, "mute", &fakeBool);
919 m_threadContext.core->opts.mute = fakeBool;
920 m_threadContext.impl->sync.fpsTarget = m_fpsTarget;
921 setSync(true);
922 }
923
924 m_threadContext.core->reloadConfigOption(m_threadContext.core, NULL, NULL);
925}
926
927CoreController::Interrupter::Interrupter(CoreController* parent, bool fromThread)
928 : m_parent(parent)
929{
930 if (!m_parent->thread()->impl) {
931 return;
932 }
933 if (!fromThread) {
934 mCoreThreadInterrupt(m_parent->thread());
935 } else {
936 mCoreThreadInterruptFromThread(m_parent->thread());
937 }
938}
939
940CoreController::Interrupter::Interrupter(std::shared_ptr<CoreController> parent, bool fromThread)
941 : m_parent(parent.get())
942{
943 if (!m_parent->thread()->impl) {
944 return;
945 }
946 if (!fromThread) {
947 mCoreThreadInterrupt(m_parent->thread());
948 } else {
949 mCoreThreadInterruptFromThread(m_parent->thread());
950 }
951}
952
953CoreController::Interrupter::Interrupter(const Interrupter& other)
954 : m_parent(other.m_parent)
955{
956 if (!m_parent->thread()->impl) {
957 return;
958 }
959 mCoreThreadInterrupt(m_parent->thread());
960}
961
962CoreController::Interrupter::~Interrupter() {
963 if (!m_parent->thread()->impl) {
964 return;
965 }
966 mCoreThreadContinue(m_parent->thread());
967}