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
245void CoreController::loadConfig(ConfigController* config) {
246 Interrupter interrupter(this);
247 m_loadStateFlags = config->getOption("loadStateExtdata", m_loadStateFlags).toInt();
248 m_saveStateFlags = config->getOption("saveStateExtdata", m_saveStateFlags).toInt();
249 m_fastForwardRatio = config->getOption("fastForwardRatio", m_fastForwardRatio).toFloat();
250 m_videoSync = config->getOption("videoSync", m_videoSync).toInt();
251 m_audioSync = config->getOption("audioSync", m_audioSync).toInt();
252 m_fpsTarget = config->getOption("fpsTarget").toFloat();
253 m_autosave = config->getOption("autosave", false).toInt();
254 m_autoload = config->getOption("autoload", true).toInt();
255 m_autofireThreshold = config->getOption("autofireThreshold", m_autofireThreshold).toInt();
256 mCoreLoadForeignConfig(m_threadContext.core, config->config());
257 if (hasStarted()) {
258 updateFastForward();
259 mCoreThreadRewindParamsChanged(&m_threadContext);
260 }
261}
262
263#ifdef USE_DEBUGGERS
264void CoreController::setDebugger(mDebugger* debugger) {
265 Interrupter interrupter(this);
266 if (debugger) {
267 mDebuggerAttach(debugger, m_threadContext.core);
268 } else {
269 m_threadContext.core->detachDebugger(m_threadContext.core);
270 }
271}
272#endif
273
274void CoreController::setMultiplayerController(MultiplayerController* controller) {
275 if (controller == m_multiplayer) {
276 return;
277 }
278 clearMultiplayerController();
279 m_multiplayer = controller;
280 if (!mCoreThreadHasStarted(&m_threadContext)) {
281 return;
282 }
283 mCoreThreadRunFunction(&m_threadContext, [](mCoreThread* thread) {
284 CoreController* controller = static_cast<CoreController*>(thread->userData);
285 controller->m_multiplayer->attachGame(controller);
286 });
287}
288
289void CoreController::clearMultiplayerController() {
290 if (!m_multiplayer) {
291 return;
292 }
293 m_multiplayer->detachGame(this);
294 m_multiplayer = nullptr;
295}
296
297mCacheSet* CoreController::graphicCaches() {
298 if (m_cacheSet) {
299 return m_cacheSet.get();
300 }
301 Interrupter interrupter(this);
302 switch (platform()) {
303#ifdef M_CORE_GBA
304 case PLATFORM_GBA: {
305 GBA* gba = static_cast<GBA*>(m_threadContext.core->board);
306 m_cacheSet = std::make_unique<mCacheSet>();
307 GBAVideoCacheInit(m_cacheSet.get());
308 GBAVideoCacheAssociate(m_cacheSet.get(), &gba->video);
309 break;
310 }
311#endif
312#ifdef M_CORE_GB
313 case PLATFORM_GB: {
314 GB* gb = static_cast<GB*>(m_threadContext.core->board);
315 m_cacheSet = std::make_unique<mCacheSet>();
316 GBVideoCacheInit(m_cacheSet.get());
317 GBVideoCacheAssociate(m_cacheSet.get(), &gb->video);
318 break;
319 }
320#endif
321 default:
322 return nullptr;
323 }
324 return m_cacheSet.get();
325}
326
327void CoreController::setOverride(std::unique_ptr<Override> override) {
328 Interrupter interrupter(this);
329 m_override = std::move(override);
330 m_override->identify(m_threadContext.core);
331}
332
333void CoreController::setInputController(InputController* inputController) {
334 m_inputController = inputController;
335 m_threadContext.core->setPeripheral(m_threadContext.core, mPERIPH_ROTATION, m_inputController->rotationSource());
336 m_threadContext.core->setPeripheral(m_threadContext.core, mPERIPH_RUMBLE, m_inputController->rumble());
337 m_threadContext.core->setPeripheral(m_threadContext.core, mPERIPH_IMAGE_SOURCE, m_inputController->imageSource());
338}
339
340void CoreController::setLogger(LogController* logger) {
341 disconnect(m_log);
342 m_log = logger;
343 m_threadContext.logger.d.filter = logger->filter();
344 connect(this, &CoreController::logPosted, m_log, &LogController::postLog);
345}
346
347void CoreController::start() {
348 if (!m_patched) {
349 mCoreAutoloadPatch(m_threadContext.core);
350 }
351 if (!mCoreThreadStart(&m_threadContext)) {
352 emit failed();
353 emit stopping();
354 }
355}
356
357void CoreController::stop() {
358#ifdef USE_DEBUGGERS
359 setDebugger(nullptr);
360#endif
361 setPaused(false);
362 mCoreThreadEnd(&m_threadContext);
363 emit stopping();
364}
365
366void CoreController::reset() {
367 bool wasPaused = isPaused();
368 setPaused(false);
369 Interrupter interrupter(this);
370 mCoreThreadReset(&m_threadContext);
371 if (wasPaused) {
372 setPaused(true);
373 }
374}
375
376void CoreController::setPaused(bool paused) {
377 if (paused == isPaused()) {
378 return;
379 }
380 if (paused) {
381 QMutexLocker locker(&m_mutex);
382 m_frameActions.append([this]() {
383 mCoreThreadPauseFromThread(&m_threadContext);
384 });
385 } else {
386 mCoreThreadUnpause(&m_threadContext);
387 }
388}
389
390void CoreController::frameAdvance() {
391 QMutexLocker locker(&m_mutex);
392 m_frameActions.append([this]() {
393 mCoreThreadPauseFromThread(&m_threadContext);
394 });
395 setPaused(false);
396}
397
398void CoreController::setSync(bool sync) {
399 if (sync) {
400 m_threadContext.impl->sync.audioWait = m_audioSync;
401 m_threadContext.impl->sync.videoFrameWait = m_videoSync;
402 } else {
403 m_threadContext.impl->sync.audioWait = false;
404 m_threadContext.impl->sync.videoFrameWait = false;
405 }
406}
407
408void CoreController::setRewinding(bool rewind) {
409 if (!m_threadContext.core->opts.rewindEnable) {
410 return;
411 }
412 if (rewind && m_multiplayer && m_multiplayer->attached() > 1) {
413 return;
414 }
415
416 if (rewind && isPaused()) {
417 setPaused(false);
418 // TODO: restore autopausing
419 }
420 mCoreThreadSetRewinding(&m_threadContext, rewind);
421}
422
423void CoreController::rewind(int states) {
424 {
425 Interrupter interrupter(this);
426 if (!states) {
427 states = INT_MAX;
428 }
429 for (int i = 0; i < states; ++i) {
430 if (!mCoreRewindRestore(&m_threadContext.impl->rewind, m_threadContext.core)) {
431 break;
432 }
433 }
434 }
435 emit frameAvailable();
436 emit rewound();
437}
438
439void CoreController::setFastForward(bool enable) {
440 m_fastForward = enable;
441 updateFastForward();
442}
443
444void CoreController::forceFastForward(bool enable) {
445 m_fastForwardForced = enable;
446 updateFastForward();
447}
448
449void CoreController::loadState(int slot) {
450 if (slot > 0 && slot != m_stateSlot) {
451 m_stateSlot = slot;
452 m_backupSaveState.clear();
453 }
454 mCoreThreadRunFunction(&m_threadContext, [](mCoreThread* context) {
455 CoreController* controller = static_cast<CoreController*>(context->userData);
456 if (!controller->m_backupLoadState.isOpen()) {
457 controller->m_backupLoadState = VFileMemChunk(nullptr, 0);
458 }
459 mCoreSaveStateNamed(context->core, controller->m_backupLoadState, controller->m_saveStateFlags);
460 if (mCoreLoadState(context->core, controller->m_stateSlot, controller->m_loadStateFlags)) {
461 emit controller->frameAvailable();
462 emit controller->stateLoaded();
463 }
464 });
465}
466
467void CoreController::saveState(int slot) {
468 if (slot > 0) {
469 m_stateSlot = slot;
470 }
471 mCoreThreadRunFunction(&m_threadContext, [](mCoreThread* context) {
472 CoreController* controller = static_cast<CoreController*>(context->userData);
473 VFile* vf = mCoreGetState(context->core, controller->m_stateSlot, false);
474 if (vf) {
475 controller->m_backupSaveState.resize(vf->size(vf));
476 vf->read(vf, controller->m_backupSaveState.data(), controller->m_backupSaveState.size());
477 vf->close(vf);
478 }
479 mCoreSaveState(context->core, controller->m_stateSlot, controller->m_saveStateFlags);
480 });
481}
482
483void CoreController::loadBackupState() {
484 if (!m_backupLoadState.isOpen()) {
485 return;
486 }
487
488 mCoreThreadRunFunction(&m_threadContext, [](mCoreThread* context) {
489 CoreController* controller = static_cast<CoreController*>(context->userData);
490 controller->m_backupLoadState.seek(0);
491 if (mCoreLoadStateNamed(context->core, controller->m_backupLoadState, controller->m_loadStateFlags)) {
492 mLOG(STATUS, INFO, "Undid state load");
493 controller->frameAvailable();
494 controller->stateLoaded();
495 }
496 controller->m_backupLoadState.close();
497 });
498}
499
500void CoreController::saveBackupState() {
501 if (m_backupSaveState.isEmpty()) {
502 return;
503 }
504
505 mCoreThreadRunFunction(&m_threadContext, [](mCoreThread* context) {
506 CoreController* controller = static_cast<CoreController*>(context->userData);
507 VFile* vf = mCoreGetState(context->core, controller->m_stateSlot, true);
508 if (vf) {
509 vf->write(vf, controller->m_backupSaveState.constData(), controller->m_backupSaveState.size());
510 vf->close(vf);
511 mLOG(STATUS, INFO, "Undid state save");
512 }
513 controller->m_backupSaveState.clear();
514 });
515}
516
517void CoreController::loadSave(const QString& path, bool temporary) {
518 m_resetActions.append([this, path, temporary]() {
519 VFile* vf = VFileDevice::open(path, temporary ? O_RDONLY : O_RDWR);
520 if (!vf) {
521 LOG(QT, ERROR) << tr("Failed to open save file: %1").arg(path);
522 return;
523 }
524
525 if (temporary) {
526 m_threadContext.core->loadTemporarySave(m_threadContext.core, vf);
527 } else {
528 m_threadContext.core->loadSave(m_threadContext.core, vf);
529 }
530 });
531 reset();
532}
533
534void CoreController::loadPatch(const QString& patchPath) {
535 Interrupter interrupter(this);
536 VFile* patch = VFileDevice::open(patchPath, O_RDONLY);
537 if (patch) {
538 m_threadContext.core->loadPatch(m_threadContext.core, patch);
539 m_patched = true;
540 }
541 patch->close(patch);
542 if (mCoreThreadHasStarted(&m_threadContext)) {
543 reset();
544 }
545}
546
547void CoreController::replaceGame(const QString& path) {
548 QFileInfo info(path);
549 if (!info.isReadable()) {
550 LOG(QT, ERROR) << tr("Failed to open game file: %1").arg(path);
551 return;
552 }
553 QString fname = info.canonicalFilePath();
554 Interrupter interrupter(this);
555 mDirectorySetDetachBase(&m_threadContext.core->dirs);
556 mCoreLoadFile(m_threadContext.core, fname.toLocal8Bit().constData());
557}
558
559void CoreController::yankPak() {
560#ifdef M_CORE_GBA
561 if (platform() != PLATFORM_GBA) {
562 return;
563 }
564 Interrupter interrupter(this);
565 GBAYankROM(static_cast<GBA*>(m_threadContext.core->board));
566#endif
567}
568
569void CoreController::addKey(int key) {
570 m_activeKeys |= 1 << key;
571}
572
573void CoreController::clearKey(int key) {
574 m_activeKeys &= ~(1 << key);
575}
576
577void CoreController::setAutofire(int key, bool enable) {
578 if (key >= 32 || key < 0) {
579 return;
580 }
581
582 m_autofire[key] = enable;
583 m_autofireStatus[key] = 0;
584}
585
586#ifdef USE_PNG
587void CoreController::screenshot() {
588 mCoreThreadRunFunction(&m_threadContext, [](mCoreThread* context) {
589 mCoreTakeScreenshot(context->core);
590 });
591}
592#endif
593
594void CoreController::setRealTime() {
595 m_threadContext.core->rtc.override = RTC_NO_OVERRIDE;
596}
597
598void CoreController::setFixedTime(const QDateTime& time) {
599 m_threadContext.core->rtc.override = RTC_FIXED;
600 m_threadContext.core->rtc.value = time.toMSecsSinceEpoch();
601}
602
603void CoreController::setFakeEpoch(const QDateTime& time) {
604 m_threadContext.core->rtc.override = RTC_FAKE_EPOCH;
605 m_threadContext.core->rtc.value = time.toMSecsSinceEpoch();
606}
607
608void CoreController::importSharkport(const QString& path) {
609#ifdef M_CORE_GBA
610 if (platform() != PLATFORM_GBA) {
611 return;
612 }
613 VFile* vf = VFileDevice::open(path, O_RDONLY);
614 if (!vf) {
615 LOG(QT, ERROR) << tr("Failed to open snapshot file for reading: %1").arg(path);
616 return;
617 }
618 Interrupter interrupter(this);
619 GBASavedataImportSharkPort(static_cast<GBA*>(m_threadContext.core->board), vf, false);
620 vf->close(vf);
621#endif
622}
623
624void CoreController::exportSharkport(const QString& path) {
625#ifdef M_CORE_GBA
626 if (platform() != PLATFORM_GBA) {
627 return;
628 }
629 VFile* vf = VFileDevice::open(path, O_WRONLY | O_CREAT | O_TRUNC);
630 if (!vf) {
631 LOG(QT, ERROR) << tr("Failed to open snapshot file for writing: %1").arg(path);
632 return;
633 }
634 Interrupter interrupter(this);
635 GBASavedataExportSharkPort(static_cast<GBA*>(m_threadContext.core->board), vf);
636 vf->close(vf);
637#endif
638}
639
640void CoreController::attachPrinter() {
641#ifdef M_CORE_GB
642 if (platform() != PLATFORM_GB) {
643 return;
644 }
645 GB* gb = static_cast<GB*>(m_threadContext.core->board);
646 clearMultiplayerController();
647 GBPrinterCreate(&m_printer.d);
648 m_printer.parent = this;
649 m_printer.d.print = [](GBPrinter* printer, int height, const uint8_t* data) {
650 QGBPrinter* qPrinter = reinterpret_cast<QGBPrinter*>(printer);
651 QImage image(GB_VIDEO_HORIZONTAL_PIXELS, height, QImage::Format_Indexed8);
652 QVector<QRgb> colors;
653 colors.append(qRgb(0xF8, 0xF8, 0xF8));
654 colors.append(qRgb(0xA8, 0xA8, 0xA8));
655 colors.append(qRgb(0x50, 0x50, 0x50));
656 colors.append(qRgb(0x00, 0x00, 0x00));
657 image.setColorTable(colors);
658 for (int y = 0; y < height; ++y) {
659 for (int x = 0; x < GB_VIDEO_HORIZONTAL_PIXELS; x += 4) {
660 uint8_t byte = data[(x + y * GB_VIDEO_HORIZONTAL_PIXELS) / 4];
661 image.setPixel(x + 0, y, (byte & 0xC0) >> 6);
662 image.setPixel(x + 1, y, (byte & 0x30) >> 4);
663 image.setPixel(x + 2, y, (byte & 0x0C) >> 2);
664 image.setPixel(x + 3, y, (byte & 0x03) >> 0);
665 }
666 }
667 QMetaObject::invokeMethod(qPrinter->parent, "imagePrinted", Q_ARG(const QImage&, image));
668 };
669 Interrupter interrupter(this);
670 GBSIOSetDriver(&gb->sio, &m_printer.d.d);
671#endif
672}
673
674void CoreController::detachPrinter() {
675#ifdef M_CORE_GB
676 if (platform() != PLATFORM_GB) {
677 return;
678 }
679 Interrupter interrupter(this);
680 GB* gb = static_cast<GB*>(m_threadContext.core->board);
681 GBPrinterDonePrinting(&m_printer.d);
682 GBSIOSetDriver(&gb->sio, nullptr);
683#endif
684}
685
686void CoreController::endPrint() {
687#ifdef M_CORE_GB
688 if (platform() != PLATFORM_GB) {
689 return;
690 }
691 Interrupter interrupter(this);
692 GBPrinterDonePrinting(&m_printer.d);
693#endif
694}
695
696void CoreController::setAVStream(mAVStream* stream) {
697 Interrupter interrupter(this);
698 m_threadContext.core->setAVStream(m_threadContext.core, stream);
699}
700
701void CoreController::clearAVStream() {
702 Interrupter interrupter(this);
703 m_threadContext.core->setAVStream(m_threadContext.core, nullptr);
704}
705
706void CoreController::clearOverride() {
707 m_override.reset();
708}
709
710void CoreController::startVideoLog(const QString& path) {
711 if (m_vl) {
712 return;
713 }
714
715 Interrupter interrupter(this);
716 m_vl = mVideoLogContextCreate(m_threadContext.core);
717 m_vlVf = VFileDevice::open(path, O_WRONLY | O_CREAT | O_TRUNC);
718 mVideoLogContextSetOutput(m_vl, m_vlVf);
719 mVideoLogContextWriteHeader(m_vl, m_threadContext.core);
720}
721
722void CoreController::endVideoLog() {
723 if (!m_vl) {
724 return;
725 }
726
727 Interrupter interrupter(this);
728 mVideoLogContextDestroy(m_threadContext.core, m_vl);
729 if (m_vlVf) {
730 m_vlVf->close(m_vlVf);
731 m_vlVf = nullptr;
732 }
733 m_vl = nullptr;
734}
735
736void CoreController::updateKeys() {
737 int activeKeys = m_activeKeys | updateAutofire() | m_inputController->pollEvents();
738 m_threadContext.core->setKeys(m_threadContext.core, activeKeys);
739}
740
741int CoreController::updateAutofire() {
742 int active = 0;
743 for (int k = 0; k < 32; ++k) {
744 if (!m_autofire[k]) {
745 continue;
746 }
747 ++m_autofireStatus[k];
748 if (m_autofireStatus[k] >= 2 * m_autofireThreshold) {
749 m_autofireStatus[k] = 0;
750 } else if (m_autofireStatus[k] >= m_autofireThreshold) {
751 active |= 1 << k;
752 }
753 }
754 return active;
755}
756
757void CoreController::finishFrame() {
758 QMutexLocker locker(&m_mutex);
759 m_completeBuffer = m_activeBuffer;
760
761 // TODO: Generalize this to triple buffering?
762 m_activeBuffer = &m_buffers[0];
763 if (m_activeBuffer == m_completeBuffer) {
764 m_activeBuffer = &m_buffers[1];
765 }
766 // Copy contents to avoid issues when doing frameskip
767 *m_activeBuffer = *m_completeBuffer;
768 m_threadContext.core->setVideoBuffer(m_threadContext.core, reinterpret_cast<color_t*>(m_activeBuffer->data()), screenDimensions().width());
769
770 for (auto& action : m_frameActions) {
771 action();
772 }
773 m_frameActions.clear();
774 updateKeys();
775
776 QMetaObject::invokeMethod(this, "frameAvailable");
777}
778
779void CoreController::updateFastForward() {
780 if (m_fastForward || m_fastForwardForced) {
781 if (m_fastForwardRatio > 0) {
782 m_threadContext.impl->sync.fpsTarget = m_fpsTarget * m_fastForwardRatio;
783 } else {
784 setSync(false);
785 }
786 } else {
787 m_threadContext.impl->sync.fpsTarget = m_fpsTarget;
788 setSync(true);
789 }
790}
791
792CoreController::Interrupter::Interrupter(CoreController* parent, bool fromThread)
793 : m_parent(parent)
794{
795 if (!m_parent->thread()->impl) {
796 return;
797 }
798 if (!fromThread) {
799 mCoreThreadInterrupt(m_parent->thread());
800 } else {
801 mCoreThreadInterruptFromThread(m_parent->thread());
802 }
803}
804
805CoreController::Interrupter::Interrupter(std::shared_ptr<CoreController> parent, bool fromThread)
806 : m_parent(parent.get())
807{
808 if (!m_parent->thread()->impl) {
809 return;
810 }
811 if (!fromThread) {
812 mCoreThreadInterrupt(m_parent->thread());
813 } else {
814 mCoreThreadInterruptFromThread(m_parent->thread());
815 }
816}
817
818CoreController::Interrupter::Interrupter(const Interrupter& other)
819 : m_parent(other.m_parent)
820{
821 if (!m_parent->thread()->impl) {
822 return;
823 }
824 mCoreThreadInterrupt(m_parent->thread());
825}
826
827CoreController::Interrupter::~Interrupter() {
828 if (!m_parent->thread()->impl) {
829 return;
830 }
831 mCoreThreadContinue(m_parent->thread());
832}