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 QSize size(256, 512);
44 m_buffers[0].resize(size.width() * size.height() * sizeof(color_t));
45 m_buffers[1].resize(size.width() * size.height() * sizeof(color_t));
46 m_buffers[0].fill(0xFF);
47 m_buffers[1].fill(0xFF);
48 m_activeBuffer = &m_buffers[0];
49
50 m_threadContext.core->setVideoBuffer(m_threadContext.core, reinterpret_cast<color_t*>(m_activeBuffer->data()), size.width());
51
52 m_resetActions.append([this]() {
53 if (m_autoload) {
54 mCoreLoadState(m_threadContext.core, 0, m_loadStateFlags);
55 }
56 });
57
58 m_threadContext.startCallback = [](mCoreThread* context) {
59 CoreController* controller = static_cast<CoreController*>(context->userData);
60
61 switch (context->core->platform(context->core)) {
62#ifdef M_CORE_GBA
63 case PLATFORM_GBA:
64 context->core->setPeripheral(context->core, mPERIPH_GBA_LUMINANCE, controller->m_inputController->luminance());
65 break;
66#endif
67 default:
68 break;
69 }
70
71 controller->updateFastForward();
72
73 if (controller->m_multiplayer) {
74 controller->m_multiplayer->attachGame(controller);
75 }
76
77 QMetaObject::invokeMethod(controller, "started");
78 };
79
80 m_threadContext.resetCallback = [](mCoreThread* context) {
81 CoreController* controller = static_cast<CoreController*>(context->userData);
82 for (auto action : controller->m_resetActions) {
83 action();
84 }
85
86 if (controller->m_override) {
87 controller->m_override->identify(context->core);
88 controller->m_override->apply(context->core);
89 }
90
91 controller->m_resetActions.clear();
92
93 QSize size = controller->screenDimensions();
94 controller->m_buffers[0].resize(size.width() * size.height() * sizeof(color_t));
95 controller->m_buffers[1].resize(size.width() * size.height() * sizeof(color_t));
96 controller->m_buffers[0].fill(0xFF);
97 controller->m_buffers[1].fill(0xFF);
98 controller->m_activeBuffer = &controller->m_buffers[0];
99
100 context->core->setVideoBuffer(context->core, reinterpret_cast<color_t*>(controller->m_activeBuffer->data()), size.width());
101
102 controller->finishFrame();
103 };
104
105 m_threadContext.frameCallback = [](mCoreThread* context) {
106 CoreController* controller = static_cast<CoreController*>(context->userData);
107
108 if (controller->m_autosaveCounter == AUTOSAVE_GRANULARITY) {
109 if (controller->m_autosave) {
110 mCoreSaveState(context->core, 0, controller->m_saveStateFlags);
111 }
112 controller->m_autosaveCounter = 0;
113 }
114 ++controller->m_autosaveCounter;
115
116 controller->finishFrame();
117 };
118
119 m_threadContext.cleanCallback = [](mCoreThread* context) {
120 CoreController* controller = static_cast<CoreController*>(context->userData);
121
122 if (controller->m_autosave) {
123 mCoreSaveState(context->core, 0, controller->m_saveStateFlags);
124 }
125
126 controller->clearMultiplayerController();
127 QMetaObject::invokeMethod(controller, "stopping");
128 };
129
130 m_threadContext.pauseCallback = [](mCoreThread* context) {
131 CoreController* controller = static_cast<CoreController*>(context->userData);
132
133 QMetaObject::invokeMethod(controller, "paused");
134 };
135
136 m_threadContext.unpauseCallback = [](mCoreThread* context) {
137 CoreController* controller = static_cast<CoreController*>(context->userData);
138
139 QMetaObject::invokeMethod(controller, "unpaused");
140 };
141
142 m_threadContext.logger.d.log = [](mLogger* logger, int category, enum mLogLevel level, const char* format, va_list args) {
143 mThreadLogger* logContext = reinterpret_cast<mThreadLogger*>(logger);
144 mCoreThread* context = logContext->p;
145
146 static const char* savestateMessage = "State %i saved";
147 static const char* loadstateMessage = "State %i loaded";
148 static const char* savestateFailedMessage = "State %i failed to load";
149 static int biosCat = -1;
150 static int statusCat = -1;
151 if (!context) {
152 return;
153 }
154 CoreController* controller = static_cast<CoreController*>(context->userData);
155 QString message;
156 if (biosCat < 0) {
157 biosCat = mLogCategoryById("gba.bios");
158 }
159 if (statusCat < 0) {
160 statusCat = mLogCategoryById("core.status");
161 }
162#ifdef M_CORE_GBA
163 if (level == mLOG_STUB && category == biosCat) {
164 va_list argc;
165 va_copy(argc, args);
166 int immediate = va_arg(argc, int);
167 va_end(argc);
168 QMetaObject::invokeMethod(controller, "unimplementedBiosCall", Q_ARG(int, immediate));
169 } else
170#endif
171 if (category == statusCat) {
172 // Slot 0 is reserved for suspend points
173 if (strncmp(loadstateMessage, format, strlen(loadstateMessage)) == 0) {
174 va_list argc;
175 va_copy(argc, args);
176 int slot = va_arg(argc, int);
177 va_end(argc);
178 if (slot == 0) {
179 format = "Loaded suspend state";
180 }
181 } else if (strncmp(savestateFailedMessage, format, strlen(savestateFailedMessage)) == 0 || strncmp(savestateMessage, format, strlen(savestateMessage)) == 0) {
182 va_list argc;
183 va_copy(argc, args);
184 int slot = va_arg(argc, int);
185 va_end(argc);
186 if (slot == 0) {
187 return;
188 }
189 }
190 message = QString().vsprintf(format, args);
191 QMetaObject::invokeMethod(controller, "statusPosted", Q_ARG(const QString&, message));
192 }
193 if (level == mLOG_FATAL) {
194 mCoreThreadMarkCrashed(controller->thread());
195 QMetaObject::invokeMethod(controller, "crashed", Q_ARG(const QString&, QString().vsprintf(format, args)));
196 }
197 message = QString().vsprintf(format, args);
198 QMetaObject::invokeMethod(controller, "logPosted", Q_ARG(int, level), Q_ARG(int, category), Q_ARG(const QString&, message));
199 };
200}
201
202CoreController::~CoreController() {
203 endVideoLog();
204 stop();
205 disconnect();
206
207 if (m_cacheSet) {
208 mCacheSetDeinit(m_cacheSet.get());
209 m_cacheSet.reset();
210 }
211
212 mCoreThreadJoin(&m_threadContext);
213
214 mCoreConfigDeinit(&m_threadContext.core->config);
215 m_threadContext.core->deinit(m_threadContext.core);
216}
217
218color_t* CoreController::drawContext() {
219 QMutexLocker locker(&m_mutex);
220 if (!m_completeBuffer) {
221 return nullptr;
222 }
223 return reinterpret_cast<color_t*>(m_completeBuffer->data());
224}
225
226bool CoreController::isPaused() {
227 return mCoreThreadIsPaused(&m_threadContext);
228}
229
230bool CoreController::hasStarted() {
231 return mCoreThreadHasStarted(&m_threadContext);
232}
233
234mPlatform CoreController::platform() const {
235 return m_threadContext.core->platform(m_threadContext.core);
236}
237
238QSize CoreController::screenDimensions() const {
239 unsigned width, height;
240 m_threadContext.core->desiredVideoDimensions(m_threadContext.core, &width, &height);
241
242 return QSize(width, height);
243}
244
245QPair<unsigned, unsigned> CoreController::frameRate() const {
246 return qMakePair(m_threadContext.core->frameCycles(m_threadContext.core), m_threadContext.core->frequency(m_threadContext.core));
247}
248
249void CoreController::loadConfig(ConfigController* config) {
250 Interrupter interrupter(this);
251 m_loadStateFlags = config->getOption("loadStateExtdata", m_loadStateFlags).toInt();
252 m_saveStateFlags = config->getOption("saveStateExtdata", m_saveStateFlags).toInt();
253 m_fastForwardRatio = config->getOption("fastForwardRatio", m_fastForwardRatio).toFloat();
254 m_videoSync = config->getOption("videoSync", m_videoSync).toInt();
255 m_audioSync = config->getOption("audioSync", m_audioSync).toInt();
256 m_fpsTarget = config->getOption("fpsTarget").toFloat();
257 m_autosave = config->getOption("autosave", false).toInt();
258 m_autoload = config->getOption("autoload", true).toInt();
259 m_autofireThreshold = config->getOption("autofireThreshold", m_autofireThreshold).toInt();
260 mCoreLoadForeignConfig(m_threadContext.core, config->config());
261 if (hasStarted()) {
262 updateFastForward();
263 mCoreThreadRewindParamsChanged(&m_threadContext);
264 }
265}
266
267#ifdef USE_DEBUGGERS
268void CoreController::setDebugger(mDebugger* debugger) {
269 Interrupter interrupter(this);
270 if (debugger) {
271 mDebuggerAttach(debugger, m_threadContext.core);
272 } else {
273 m_threadContext.core->detachDebugger(m_threadContext.core);
274 }
275}
276#endif
277
278void CoreController::setMultiplayerController(MultiplayerController* controller) {
279 if (controller == m_multiplayer) {
280 return;
281 }
282 clearMultiplayerController();
283 m_multiplayer = controller;
284 if (!mCoreThreadHasStarted(&m_threadContext)) {
285 return;
286 }
287 mCoreThreadRunFunction(&m_threadContext, [](mCoreThread* thread) {
288 CoreController* controller = static_cast<CoreController*>(thread->userData);
289 controller->m_multiplayer->attachGame(controller);
290 });
291}
292
293void CoreController::clearMultiplayerController() {
294 if (!m_multiplayer) {
295 return;
296 }
297 m_multiplayer->detachGame(this);
298 m_multiplayer = nullptr;
299}
300
301mCacheSet* CoreController::graphicCaches() {
302 if (m_cacheSet) {
303 return m_cacheSet.get();
304 }
305 Interrupter interrupter(this);
306 switch (platform()) {
307#ifdef M_CORE_GBA
308 case PLATFORM_GBA: {
309 GBA* gba = static_cast<GBA*>(m_threadContext.core->board);
310 m_cacheSet = std::make_unique<mCacheSet>();
311 GBAVideoCacheInit(m_cacheSet.get());
312 GBAVideoCacheAssociate(m_cacheSet.get(), &gba->video);
313 break;
314 }
315#endif
316#ifdef M_CORE_GB
317 case PLATFORM_GB: {
318 GB* gb = static_cast<GB*>(m_threadContext.core->board);
319 m_cacheSet = std::make_unique<mCacheSet>();
320 GBVideoCacheInit(m_cacheSet.get());
321 GBVideoCacheAssociate(m_cacheSet.get(), &gb->video);
322 break;
323 }
324#endif
325 default:
326 return nullptr;
327 }
328 return m_cacheSet.get();
329}
330
331void CoreController::setOverride(std::unique_ptr<Override> override) {
332 Interrupter interrupter(this);
333 m_override = std::move(override);
334 m_override->identify(m_threadContext.core);
335}
336
337void CoreController::setInputController(InputController* inputController) {
338 m_inputController = inputController;
339 m_inputController->setPlatform(platform());
340 m_threadContext.core->setPeripheral(m_threadContext.core, mPERIPH_ROTATION, m_inputController->rotationSource());
341 m_threadContext.core->setPeripheral(m_threadContext.core, mPERIPH_RUMBLE, m_inputController->rumble());
342 m_threadContext.core->setPeripheral(m_threadContext.core, mPERIPH_IMAGE_SOURCE, m_inputController->imageSource());
343}
344
345void CoreController::setLogger(LogController* logger) {
346 disconnect(m_log);
347 m_log = logger;
348 m_threadContext.logger.d.filter = logger->filter();
349 connect(this, &CoreController::logPosted, m_log, &LogController::postLog);
350}
351
352void CoreController::start() {
353 if (!m_patched) {
354 mCoreAutoloadPatch(m_threadContext.core);
355 }
356 if (!mCoreThreadStart(&m_threadContext)) {
357 emit failed();
358 emit stopping();
359 }
360}
361
362void CoreController::stop() {
363#ifdef USE_DEBUGGERS
364 setDebugger(nullptr);
365#endif
366 setPaused(false);
367 mCoreThreadEnd(&m_threadContext);
368 emit stopping();
369}
370
371void CoreController::reset() {
372 bool wasPaused = isPaused();
373 setPaused(false);
374 Interrupter interrupter(this);
375 mCoreThreadReset(&m_threadContext);
376 if (wasPaused) {
377 setPaused(true);
378 }
379}
380
381void CoreController::setPaused(bool paused) {
382 if (paused == isPaused()) {
383 return;
384 }
385 if (paused) {
386 QMutexLocker locker(&m_mutex);
387 m_frameActions.append([this]() {
388 mCoreThreadPauseFromThread(&m_threadContext);
389 });
390 } else {
391 mCoreThreadUnpause(&m_threadContext);
392 }
393}
394
395void CoreController::frameAdvance() {
396 QMutexLocker locker(&m_mutex);
397 m_frameActions.append([this]() {
398 mCoreThreadPauseFromThread(&m_threadContext);
399 });
400 setPaused(false);
401}
402
403void CoreController::setSync(bool sync) {
404 if (sync) {
405 m_threadContext.impl->sync.audioWait = m_audioSync;
406 m_threadContext.impl->sync.videoFrameWait = m_videoSync;
407 } else {
408 m_threadContext.impl->sync.audioWait = false;
409 m_threadContext.impl->sync.videoFrameWait = false;
410 }
411}
412
413void CoreController::setRewinding(bool rewind) {
414 if (!m_threadContext.core->opts.rewindEnable) {
415 return;
416 }
417 if (rewind && m_multiplayer && m_multiplayer->attached() > 1) {
418 return;
419 }
420
421 if (rewind && isPaused()) {
422 setPaused(false);
423 // TODO: restore autopausing
424 }
425 mCoreThreadSetRewinding(&m_threadContext, rewind);
426}
427
428void CoreController::rewind(int states) {
429 {
430 Interrupter interrupter(this);
431 if (!states) {
432 states = INT_MAX;
433 }
434 for (int i = 0; i < states; ++i) {
435 if (!mCoreRewindRestore(&m_threadContext.impl->rewind, m_threadContext.core)) {
436 break;
437 }
438 }
439 }
440 emit frameAvailable();
441 emit rewound();
442}
443
444void CoreController::setFastForward(bool enable) {
445 m_fastForward = enable;
446 updateFastForward();
447}
448
449void CoreController::forceFastForward(bool enable) {
450 m_fastForwardForced = enable;
451 updateFastForward();
452}
453
454void CoreController::loadState(int slot) {
455 if (slot > 0 && slot != m_stateSlot) {
456 m_stateSlot = slot;
457 m_backupSaveState.clear();
458 }
459 mCoreThreadRunFunction(&m_threadContext, [](mCoreThread* context) {
460 CoreController* controller = static_cast<CoreController*>(context->userData);
461 if (!controller->m_backupLoadState.isOpen()) {
462 controller->m_backupLoadState = VFileMemChunk(nullptr, 0);
463 }
464 mCoreSaveStateNamed(context->core, controller->m_backupLoadState, controller->m_saveStateFlags);
465 if (mCoreLoadState(context->core, controller->m_stateSlot, controller->m_loadStateFlags)) {
466 emit controller->frameAvailable();
467 emit controller->stateLoaded();
468 }
469 });
470}
471
472void CoreController::saveState(int slot) {
473 if (slot > 0) {
474 m_stateSlot = slot;
475 }
476 mCoreThreadRunFunction(&m_threadContext, [](mCoreThread* context) {
477 CoreController* controller = static_cast<CoreController*>(context->userData);
478 VFile* vf = mCoreGetState(context->core, controller->m_stateSlot, false);
479 if (vf) {
480 controller->m_backupSaveState.resize(vf->size(vf));
481 vf->read(vf, controller->m_backupSaveState.data(), controller->m_backupSaveState.size());
482 vf->close(vf);
483 }
484 mCoreSaveState(context->core, controller->m_stateSlot, controller->m_saveStateFlags);
485 });
486}
487
488void CoreController::loadBackupState() {
489 if (!m_backupLoadState.isOpen()) {
490 return;
491 }
492
493 mCoreThreadRunFunction(&m_threadContext, [](mCoreThread* context) {
494 CoreController* controller = static_cast<CoreController*>(context->userData);
495 controller->m_backupLoadState.seek(0);
496 if (mCoreLoadStateNamed(context->core, controller->m_backupLoadState, controller->m_loadStateFlags)) {
497 mLOG(STATUS, INFO, "Undid state load");
498 controller->frameAvailable();
499 controller->stateLoaded();
500 }
501 controller->m_backupLoadState.close();
502 });
503}
504
505void CoreController::saveBackupState() {
506 if (m_backupSaveState.isEmpty()) {
507 return;
508 }
509
510 mCoreThreadRunFunction(&m_threadContext, [](mCoreThread* context) {
511 CoreController* controller = static_cast<CoreController*>(context->userData);
512 VFile* vf = mCoreGetState(context->core, controller->m_stateSlot, true);
513 if (vf) {
514 vf->write(vf, controller->m_backupSaveState.constData(), controller->m_backupSaveState.size());
515 vf->close(vf);
516 mLOG(STATUS, INFO, "Undid state save");
517 }
518 controller->m_backupSaveState.clear();
519 });
520}
521
522void CoreController::loadSave(const QString& path, bool temporary) {
523 m_resetActions.append([this, path, temporary]() {
524 VFile* vf = VFileDevice::open(path, temporary ? O_RDONLY : O_RDWR);
525 if (!vf) {
526 LOG(QT, ERROR) << tr("Failed to open save file: %1").arg(path);
527 return;
528 }
529
530 if (temporary) {
531 m_threadContext.core->loadTemporarySave(m_threadContext.core, vf);
532 } else {
533 m_threadContext.core->loadSave(m_threadContext.core, vf);
534 }
535 });
536 reset();
537}
538
539void CoreController::loadPatch(const QString& patchPath) {
540 Interrupter interrupter(this);
541 VFile* patch = VFileDevice::open(patchPath, O_RDONLY);
542 if (patch) {
543 m_threadContext.core->loadPatch(m_threadContext.core, patch);
544 m_patched = true;
545 }
546 patch->close(patch);
547 if (mCoreThreadHasStarted(&m_threadContext)) {
548 reset();
549 }
550}
551
552void CoreController::replaceGame(const QString& path) {
553 QFileInfo info(path);
554 if (!info.isReadable()) {
555 LOG(QT, ERROR) << tr("Failed to open game file: %1").arg(path);
556 return;
557 }
558 QString fname = info.canonicalFilePath();
559 Interrupter interrupter(this);
560 mDirectorySetDetachBase(&m_threadContext.core->dirs);
561 mCoreLoadFile(m_threadContext.core, fname.toLocal8Bit().constData());
562}
563
564void CoreController::yankPak() {
565#ifdef M_CORE_GBA
566 if (platform() != PLATFORM_GBA) {
567 return;
568 }
569 Interrupter interrupter(this);
570 GBAYankROM(static_cast<GBA*>(m_threadContext.core->board));
571#endif
572}
573
574#ifdef USE_PNG
575void CoreController::screenshot() {
576 mCoreThreadRunFunction(&m_threadContext, [](mCoreThread* context) {
577 mCoreTakeScreenshot(context->core);
578 });
579}
580#endif
581
582void CoreController::setRealTime() {
583 m_threadContext.core->rtc.override = RTC_NO_OVERRIDE;
584}
585
586void CoreController::setFixedTime(const QDateTime& time) {
587 m_threadContext.core->rtc.override = RTC_FIXED;
588 m_threadContext.core->rtc.value = time.toMSecsSinceEpoch();
589}
590
591void CoreController::setFakeEpoch(const QDateTime& time) {
592 m_threadContext.core->rtc.override = RTC_FAKE_EPOCH;
593 m_threadContext.core->rtc.value = time.toMSecsSinceEpoch();
594}
595
596void CoreController::importSharkport(const QString& path) {
597#ifdef M_CORE_GBA
598 if (platform() != PLATFORM_GBA) {
599 return;
600 }
601 VFile* vf = VFileDevice::open(path, O_RDONLY);
602 if (!vf) {
603 LOG(QT, ERROR) << tr("Failed to open snapshot file for reading: %1").arg(path);
604 return;
605 }
606 Interrupter interrupter(this);
607 GBASavedataImportSharkPort(static_cast<GBA*>(m_threadContext.core->board), vf, false);
608 vf->close(vf);
609#endif
610}
611
612void CoreController::exportSharkport(const QString& path) {
613#ifdef M_CORE_GBA
614 if (platform() != PLATFORM_GBA) {
615 return;
616 }
617 VFile* vf = VFileDevice::open(path, O_WRONLY | O_CREAT | O_TRUNC);
618 if (!vf) {
619 LOG(QT, ERROR) << tr("Failed to open snapshot file for writing: %1").arg(path);
620 return;
621 }
622 Interrupter interrupter(this);
623 GBASavedataExportSharkPort(static_cast<GBA*>(m_threadContext.core->board), vf);
624 vf->close(vf);
625#endif
626}
627
628void CoreController::attachPrinter() {
629#ifdef M_CORE_GB
630 if (platform() != PLATFORM_GB) {
631 return;
632 }
633 GB* gb = static_cast<GB*>(m_threadContext.core->board);
634 clearMultiplayerController();
635 GBPrinterCreate(&m_printer.d);
636 m_printer.parent = this;
637 m_printer.d.print = [](GBPrinter* printer, int height, const uint8_t* data) {
638 QGBPrinter* qPrinter = reinterpret_cast<QGBPrinter*>(printer);
639 QImage image(GB_VIDEO_HORIZONTAL_PIXELS, height, QImage::Format_Indexed8);
640 QVector<QRgb> colors;
641 colors.append(qRgb(0xF8, 0xF8, 0xF8));
642 colors.append(qRgb(0xA8, 0xA8, 0xA8));
643 colors.append(qRgb(0x50, 0x50, 0x50));
644 colors.append(qRgb(0x00, 0x00, 0x00));
645 image.setColorTable(colors);
646 for (int y = 0; y < height; ++y) {
647 for (int x = 0; x < GB_VIDEO_HORIZONTAL_PIXELS; x += 4) {
648 uint8_t byte = data[(x + y * GB_VIDEO_HORIZONTAL_PIXELS) / 4];
649 image.setPixel(x + 0, y, (byte & 0xC0) >> 6);
650 image.setPixel(x + 1, y, (byte & 0x30) >> 4);
651 image.setPixel(x + 2, y, (byte & 0x0C) >> 2);
652 image.setPixel(x + 3, y, (byte & 0x03) >> 0);
653 }
654 }
655 QMetaObject::invokeMethod(qPrinter->parent, "imagePrinted", Q_ARG(const QImage&, image));
656 };
657 Interrupter interrupter(this);
658 GBSIOSetDriver(&gb->sio, &m_printer.d.d);
659#endif
660}
661
662void CoreController::detachPrinter() {
663#ifdef M_CORE_GB
664 if (platform() != PLATFORM_GB) {
665 return;
666 }
667 Interrupter interrupter(this);
668 GB* gb = static_cast<GB*>(m_threadContext.core->board);
669 GBPrinterDonePrinting(&m_printer.d);
670 GBSIOSetDriver(&gb->sio, nullptr);
671#endif
672}
673
674void CoreController::endPrint() {
675#ifdef M_CORE_GB
676 if (platform() != PLATFORM_GB) {
677 return;
678 }
679 Interrupter interrupter(this);
680 GBPrinterDonePrinting(&m_printer.d);
681#endif
682}
683
684void CoreController::setAVStream(mAVStream* stream) {
685 Interrupter interrupter(this);
686 m_threadContext.core->setAVStream(m_threadContext.core, stream);
687}
688
689void CoreController::clearAVStream() {
690 Interrupter interrupter(this);
691 m_threadContext.core->setAVStream(m_threadContext.core, nullptr);
692}
693
694void CoreController::clearOverride() {
695 m_override.reset();
696}
697
698void CoreController::startVideoLog(const QString& path) {
699 if (m_vl) {
700 return;
701 }
702
703 Interrupter interrupter(this);
704 m_vl = mVideoLogContextCreate(m_threadContext.core);
705 m_vlVf = VFileDevice::open(path, O_WRONLY | O_CREAT | O_TRUNC);
706 mVideoLogContextSetOutput(m_vl, m_vlVf);
707 mVideoLogContextWriteHeader(m_vl, m_threadContext.core);
708}
709
710void CoreController::endVideoLog() {
711 if (!m_vl) {
712 return;
713 }
714
715 Interrupter interrupter(this);
716 mVideoLogContextDestroy(m_threadContext.core, m_vl);
717 if (m_vlVf) {
718 m_vlVf->close(m_vlVf);
719 m_vlVf = nullptr;
720 }
721 m_vl = nullptr;
722}
723
724void CoreController::updateKeys() {
725 int activeKeys = m_inputController->updateAutofire() | m_inputController->pollEvents();
726 m_threadContext.core->setKeys(m_threadContext.core, activeKeys);
727}
728
729void CoreController::finishFrame() {
730 QMutexLocker locker(&m_mutex);
731 m_completeBuffer = m_activeBuffer;
732
733 // TODO: Generalize this to triple buffering?
734 m_activeBuffer = &m_buffers[0];
735 if (m_activeBuffer == m_completeBuffer) {
736 m_activeBuffer = &m_buffers[1];
737 }
738 // Copy contents to avoid issues when doing frameskip
739 *m_activeBuffer = *m_completeBuffer;
740 m_threadContext.core->setVideoBuffer(m_threadContext.core, reinterpret_cast<color_t*>(m_activeBuffer->data()), screenDimensions().width());
741
742 for (auto& action : m_frameActions) {
743 action();
744 }
745 m_frameActions.clear();
746 updateKeys();
747
748 QMetaObject::invokeMethod(this, "frameAvailable");
749}
750
751void CoreController::updateFastForward() {
752 if (m_fastForward || m_fastForwardForced) {
753 if (m_fastForwardRatio > 0) {
754 m_threadContext.impl->sync.fpsTarget = m_fpsTarget * m_fastForwardRatio;
755 } else {
756 setSync(false);
757 }
758 } else {
759 m_threadContext.impl->sync.fpsTarget = m_fpsTarget;
760 setSync(true);
761 }
762}
763
764CoreController::Interrupter::Interrupter(CoreController* parent, bool fromThread)
765 : m_parent(parent)
766{
767 if (!m_parent->thread()->impl) {
768 return;
769 }
770 if (!fromThread) {
771 mCoreThreadInterrupt(m_parent->thread());
772 } else {
773 mCoreThreadInterruptFromThread(m_parent->thread());
774 }
775}
776
777CoreController::Interrupter::Interrupter(std::shared_ptr<CoreController> parent, bool fromThread)
778 : m_parent(parent.get())
779{
780 if (!m_parent->thread()->impl) {
781 return;
782 }
783 if (!fromThread) {
784 mCoreThreadInterrupt(m_parent->thread());
785 } else {
786 mCoreThreadInterruptFromThread(m_parent->thread());
787 }
788}
789
790CoreController::Interrupter::Interrupter(const Interrupter& other)
791 : m_parent(other.m_parent)
792{
793 if (!m_parent->thread()->impl) {
794 return;
795 }
796 mCoreThreadInterrupt(m_parent->thread());
797}
798
799CoreController::Interrupter::~Interrupter() {
800 if (!m_parent->thread()->impl) {
801 return;
802 }
803 mCoreThreadContinue(m_parent->thread());
804}