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 controller->m_activeBuffer = &controller->m_buffers[0];
86 context->core->setVideoBuffer(context->core, reinterpret_cast<color_t*>(controller->m_activeBuffer->data()), controller->screenDimensions().width());
87 }
88
89 QMetaObject::invokeMethod(controller, "didReset");
90 controller->finishFrame();
91 };
92
93 m_threadContext.frameCallback = [](mCoreThread* context) {
94 CoreController* controller = static_cast<CoreController*>(context->userData);
95
96 if (controller->m_autosaveCounter == AUTOSAVE_GRANULARITY) {
97 if (controller->m_autosave) {
98 mCoreSaveState(context->core, 0, controller->m_saveStateFlags);
99 }
100 controller->m_autosaveCounter = 0;
101 }
102 ++controller->m_autosaveCounter;
103
104 controller->finishFrame();
105 };
106
107 m_threadContext.cleanCallback = [](mCoreThread* context) {
108 CoreController* controller = static_cast<CoreController*>(context->userData);
109
110 if (controller->m_autosave) {
111 mCoreSaveState(context->core, 0, controller->m_saveStateFlags);
112 }
113
114 controller->clearMultiplayerController();
115 QMetaObject::invokeMethod(controller, "stopping");
116 };
117
118 m_threadContext.pauseCallback = [](mCoreThread* context) {
119 CoreController* controller = static_cast<CoreController*>(context->userData);
120
121 QMetaObject::invokeMethod(controller, "paused");
122 };
123
124 m_threadContext.unpauseCallback = [](mCoreThread* context) {
125 CoreController* controller = static_cast<CoreController*>(context->userData);
126
127 QMetaObject::invokeMethod(controller, "unpaused");
128 };
129
130 m_threadContext.logger.d.log = [](mLogger* logger, int category, enum mLogLevel level, const char* format, va_list args) {
131 mThreadLogger* logContext = reinterpret_cast<mThreadLogger*>(logger);
132 mCoreThread* context = logContext->p;
133
134 static const char* savestateMessage = "State %i saved";
135 static const char* loadstateMessage = "State %i loaded";
136 static const char* savestateFailedMessage = "State %i failed to load";
137 static int biosCat = -1;
138 static int statusCat = -1;
139 if (!context) {
140 return;
141 }
142 CoreController* controller = static_cast<CoreController*>(context->userData);
143 QString message;
144 if (biosCat < 0) {
145 biosCat = mLogCategoryById("gba.bios");
146 }
147 if (statusCat < 0) {
148 statusCat = mLogCategoryById("core.status");
149 }
150#ifdef M_CORE_GBA
151 if (level == mLOG_STUB && category == biosCat) {
152 va_list argc;
153 va_copy(argc, args);
154 int immediate = va_arg(argc, int);
155 va_end(argc);
156 QMetaObject::invokeMethod(controller, "unimplementedBiosCall", Q_ARG(int, immediate));
157 } else
158#endif
159 if (category == statusCat) {
160 // Slot 0 is reserved for suspend points
161 if (strncmp(loadstateMessage, format, strlen(loadstateMessage)) == 0) {
162 va_list argc;
163 va_copy(argc, args);
164 int slot = va_arg(argc, int);
165 va_end(argc);
166 if (slot == 0) {
167 format = "Loaded suspend state";
168 }
169 } else if (strncmp(savestateFailedMessage, format, strlen(savestateFailedMessage)) == 0 || strncmp(savestateMessage, format, strlen(savestateMessage)) == 0) {
170 va_list argc;
171 va_copy(argc, args);
172 int slot = va_arg(argc, int);
173 va_end(argc);
174 if (slot == 0) {
175 return;
176 }
177 }
178 message = QString().vsprintf(format, args);
179 QMetaObject::invokeMethod(controller, "statusPosted", Q_ARG(const QString&, message));
180 }
181 message = QString().vsprintf(format, args);
182 QMetaObject::invokeMethod(controller, "logPosted", Q_ARG(int, level), Q_ARG(int, category), Q_ARG(const QString&, message));
183 if (level == mLOG_FATAL) {
184 QMetaObject::invokeMethod(controller, "crashed", Q_ARG(const QString&, QString().vsprintf(format, args)));
185 }
186 };
187}
188
189CoreController::~CoreController() {
190 endVideoLog();
191 stop();
192 disconnect();
193
194 mCoreThreadJoin(&m_threadContext);
195
196 if (m_cacheSet) {
197 mCacheSetDeinit(m_cacheSet.get());
198 m_cacheSet.reset();
199 }
200
201 mCoreConfigDeinit(&m_threadContext.core->config);
202 m_threadContext.core->deinit(m_threadContext.core);
203}
204
205const color_t* CoreController::drawContext() {
206 QMutexLocker locker(&m_mutex);
207 if (m_hwaccel) {
208 return nullptr;
209 }
210 return reinterpret_cast<const color_t*>(m_completeBuffer.constData());
211}
212
213QImage CoreController::getPixels() {
214 QByteArray buffer;
215 QSize size = screenDimensions();
216 size_t stride = size.width() * BYTES_PER_PIXEL;
217
218 if (!m_hwaccel) {
219 buffer = m_completeBuffer;
220 } else {
221 Interrupter interrupter(this);
222 const void* pixels;
223 m_threadContext.core->getPixels(m_threadContext.core, &pixels, &stride);
224 stride *= BYTES_PER_PIXEL;
225 buffer.resize(stride * size.height());
226 memcpy(buffer.data(), pixels, buffer.size());
227 }
228
229 return QImage(reinterpret_cast<const uchar*>(buffer.constData()),
230 size.width(), size.height(), stride, QImage::Format_RGBX8888);
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
252void CoreController::loadConfig(ConfigController* config) {
253 Interrupter interrupter(this);
254 m_loadStateFlags = config->getOption("loadStateExtdata", m_loadStateFlags).toInt();
255 m_saveStateFlags = config->getOption("saveStateExtdata", m_saveStateFlags).toInt();
256 m_fastForwardRatio = config->getOption("fastForwardRatio", m_fastForwardRatio).toFloat();
257 m_videoSync = config->getOption("videoSync", m_videoSync).toInt();
258 m_audioSync = config->getOption("audioSync", m_audioSync).toInt();
259 m_fpsTarget = config->getOption("fpsTarget").toFloat();
260 m_autosave = config->getOption("autosave", false).toInt();
261 m_autoload = config->getOption("autoload", true).toInt();
262 m_autofireThreshold = config->getOption("autofireThreshold", m_autofireThreshold).toInt();
263 m_fastForwardVolume = config->getOption("fastForwardVolume", -1).toInt();
264 m_fastForwardMute = config->getOption("fastForwardMute", -1).toInt();
265 mCoreConfigCopyValue(&m_threadContext.core->config, config->config(), "volume");
266 mCoreConfigCopyValue(&m_threadContext.core->config, config->config(), "mute");
267 mCoreLoadForeignConfig(m_threadContext.core, config->config());
268 if (hasStarted()) {
269 updateFastForward();
270 mCoreThreadRewindParamsChanged(&m_threadContext);
271 }
272}
273
274#ifdef USE_DEBUGGERS
275void CoreController::setDebugger(mDebugger* debugger) {
276 Interrupter interrupter(this);
277 if (debugger) {
278 mDebuggerAttach(debugger, m_threadContext.core);
279 } else {
280 m_threadContext.core->detachDebugger(m_threadContext.core);
281 }
282}
283#endif
284
285void CoreController::setMultiplayerController(MultiplayerController* controller) {
286 if (controller == m_multiplayer) {
287 return;
288 }
289 clearMultiplayerController();
290 m_multiplayer = controller;
291 if (!mCoreThreadHasStarted(&m_threadContext)) {
292 return;
293 }
294 mCoreThreadRunFunction(&m_threadContext, [](mCoreThread* thread) {
295 CoreController* controller = static_cast<CoreController*>(thread->userData);
296 controller->m_multiplayer->attachGame(controller);
297 });
298}
299
300void CoreController::clearMultiplayerController() {
301 if (!m_multiplayer) {
302 return;
303 }
304 m_multiplayer->detachGame(this);
305 m_multiplayer = nullptr;
306}
307
308mCacheSet* CoreController::graphicCaches() {
309 if (m_cacheSet) {
310 return m_cacheSet.get();
311 }
312 Interrupter interrupter(this);
313 switch (platform()) {
314#ifdef M_CORE_GBA
315 case PLATFORM_GBA: {
316 GBA* gba = static_cast<GBA*>(m_threadContext.core->board);
317 m_cacheSet = std::make_unique<mCacheSet>();
318 GBAVideoCacheInit(m_cacheSet.get());
319 GBAVideoCacheAssociate(m_cacheSet.get(), &gba->video);
320 break;
321 }
322#endif
323#ifdef M_CORE_GB
324 case PLATFORM_GB: {
325 GB* gb = static_cast<GB*>(m_threadContext.core->board);
326 m_cacheSet = std::make_unique<mCacheSet>();
327 GBVideoCacheInit(m_cacheSet.get());
328 GBVideoCacheAssociate(m_cacheSet.get(), &gb->video);
329 break;
330 }
331#endif
332 default:
333 return nullptr;
334 }
335 return m_cacheSet.get();
336}
337
338void CoreController::setOverride(std::unique_ptr<Override> override) {
339 Interrupter interrupter(this);
340 m_override = std::move(override);
341 m_override->identify(m_threadContext.core);
342}
343
344void CoreController::setInputController(InputController* inputController) {
345 m_inputController = inputController;
346 m_threadContext.core->setPeripheral(m_threadContext.core, mPERIPH_ROTATION, m_inputController->rotationSource());
347 m_threadContext.core->setPeripheral(m_threadContext.core, mPERIPH_RUMBLE, m_inputController->rumble());
348 m_threadContext.core->setPeripheral(m_threadContext.core, mPERIPH_IMAGE_SOURCE, m_inputController->imageSource());
349}
350
351void CoreController::setLogger(LogController* logger) {
352 disconnect(m_log);
353 m_log = logger;
354 m_threadContext.logger.d.filter = logger->filter();
355 connect(this, &CoreController::logPosted, m_log, &LogController::postLog);
356}
357
358void CoreController::start() {
359 if (!m_hwaccel) {
360 QSize size(1024, 2048);
361 m_buffers[0].resize(size.width() * size.height() * sizeof(color_t));
362 m_buffers[1].resize(size.width() * size.height() * sizeof(color_t));
363 m_buffers[0].fill(0xFF);
364 m_buffers[1].fill(0xFF);
365 m_activeBuffer = &m_buffers[0];
366 m_completeBuffer = m_buffers[0];
367
368 m_threadContext.core->setVideoBuffer(m_threadContext.core, reinterpret_cast<color_t*>(m_activeBuffer->data()), size.width());
369 }
370
371 if (!m_patched) {
372 mCoreAutoloadPatch(m_threadContext.core);
373 }
374 if (!mCoreThreadStart(&m_threadContext)) {
375 emit failed();
376 emit stopping();
377 }
378}
379
380void CoreController::stop() {
381 setSync(false);
382#ifdef USE_DEBUGGERS
383 setDebugger(nullptr);
384#endif
385 setPaused(false);
386 mCoreThreadEnd(&m_threadContext);
387}
388
389void CoreController::reset() {
390 bool wasPaused = isPaused();
391 setPaused(false);
392 Interrupter interrupter(this);
393 mCoreThreadReset(&m_threadContext);
394 if (wasPaused) {
395 setPaused(true);
396 }
397}
398
399void CoreController::setPaused(bool paused) {
400 if (paused == isPaused()) {
401 return;
402 }
403 if (paused) {
404 QMutexLocker locker(&m_mutex);
405 m_frameActions.append([this]() {
406 mCoreThreadPauseFromThread(&m_threadContext);
407 });
408 } else {
409 mCoreThreadUnpause(&m_threadContext);
410 }
411}
412
413void CoreController::frameAdvance() {
414 QMutexLocker locker(&m_mutex);
415 m_frameActions.append([this]() {
416 mCoreThreadPauseFromThread(&m_threadContext);
417 });
418 setPaused(false);
419}
420
421void CoreController::setSync(bool sync) {
422 if (sync) {
423 m_threadContext.impl->sync.audioWait = m_audioSync;
424 m_threadContext.impl->sync.videoFrameWait = m_videoSync;
425 } else {
426 m_threadContext.impl->sync.audioWait = false;
427 m_threadContext.impl->sync.videoFrameWait = false;
428 }
429}
430
431void CoreController::setRewinding(bool rewind) {
432 if (!m_threadContext.core->opts.rewindEnable) {
433 return;
434 }
435 if (rewind && m_multiplayer && m_multiplayer->attached() > 1) {
436 return;
437 }
438
439 if (rewind && isPaused()) {
440 setPaused(false);
441 // TODO: restore autopausing
442 }
443 mCoreThreadSetRewinding(&m_threadContext, rewind);
444}
445
446void CoreController::rewind(int states) {
447 {
448 Interrupter interrupter(this);
449 if (!states) {
450 states = INT_MAX;
451 }
452 for (int i = 0; i < states; ++i) {
453 if (!mCoreRewindRestore(&m_threadContext.impl->rewind, m_threadContext.core)) {
454 break;
455 }
456 }
457 }
458 emit frameAvailable();
459 emit rewound();
460}
461
462void CoreController::setFastForward(bool enable) {
463 if (m_fastForward == enable) {
464 return;
465 }
466 m_fastForward = enable;
467 updateFastForward();
468 emit fastForwardChanged(enable);
469}
470
471void CoreController::forceFastForward(bool enable) {
472 if (m_fastForwardForced == enable) {
473 return;
474 }
475 m_fastForwardForced = enable;
476 updateFastForward();
477 emit fastForwardChanged(enable || m_fastForward);
478}
479
480void CoreController::loadState(int slot) {
481 if (slot > 0 && slot != m_stateSlot) {
482 m_stateSlot = slot;
483 m_backupSaveState.clear();
484 }
485 mCoreThreadRunFunction(&m_threadContext, [](mCoreThread* context) {
486 CoreController* controller = static_cast<CoreController*>(context->userData);
487 if (!controller->m_backupLoadState.isOpen()) {
488 controller->m_backupLoadState = VFileMemChunk(nullptr, 0);
489 }
490 mCoreSaveStateNamed(context->core, controller->m_backupLoadState, controller->m_saveStateFlags);
491 if (mCoreLoadState(context->core, controller->m_stateSlot, controller->m_loadStateFlags)) {
492 emit controller->frameAvailable();
493 emit controller->stateLoaded();
494 }
495 });
496}
497
498void CoreController::loadState(const QString& path) {
499 m_statePath = path;
500 mCoreThreadRunFunction(&m_threadContext, [](mCoreThread* context) {
501 CoreController* controller = static_cast<CoreController*>(context->userData);
502 VFile* vf = VFileDevice::open(controller->m_statePath, O_RDONLY);
503 if (!vf) {
504 return;
505 }
506 if (!controller->m_backupLoadState.isOpen()) {
507 controller->m_backupLoadState = VFileMemChunk(nullptr, 0);
508 }
509 mCoreSaveStateNamed(context->core, controller->m_backupLoadState, controller->m_saveStateFlags);
510 if (mCoreLoadStateNamed(context->core, vf, controller->m_loadStateFlags)) {
511 emit controller->frameAvailable();
512 emit controller->stateLoaded();
513 }
514 vf->close(vf);
515 });
516}
517
518void CoreController::saveState(int slot) {
519 if (slot > 0) {
520 m_stateSlot = slot;
521 }
522 mCoreThreadRunFunction(&m_threadContext, [](mCoreThread* context) {
523 CoreController* controller = static_cast<CoreController*>(context->userData);
524 VFile* vf = mCoreGetState(context->core, controller->m_stateSlot, false);
525 if (vf) {
526 controller->m_backupSaveState.resize(vf->size(vf));
527 vf->read(vf, controller->m_backupSaveState.data(), controller->m_backupSaveState.size());
528 vf->close(vf);
529 }
530 mCoreSaveState(context->core, controller->m_stateSlot, controller->m_saveStateFlags);
531 });
532}
533
534void CoreController::saveState(const QString& path) {
535 m_statePath = path;
536 mCoreThreadRunFunction(&m_threadContext, [](mCoreThread* context) {
537 CoreController* controller = static_cast<CoreController*>(context->userData);
538 VFile* vf = VFileDevice::open(controller->m_statePath, O_RDONLY);
539 if (vf) {
540 controller->m_backupSaveState.resize(vf->size(vf));
541 vf->read(vf, controller->m_backupSaveState.data(), controller->m_backupSaveState.size());
542 vf->close(vf);
543 }
544 vf = VFileDevice::open(controller->m_statePath, O_WRONLY | O_CREAT | O_TRUNC);
545 if (!vf) {
546 return;
547 }
548 mCoreSaveStateNamed(context->core, vf, controller->m_saveStateFlags);
549 vf->close(vf);
550 });
551}
552
553void CoreController::loadBackupState() {
554 if (!m_backupLoadState.isOpen()) {
555 return;
556 }
557
558 mCoreThreadRunFunction(&m_threadContext, [](mCoreThread* context) {
559 CoreController* controller = static_cast<CoreController*>(context->userData);
560 controller->m_backupLoadState.seek(0);
561 if (mCoreLoadStateNamed(context->core, controller->m_backupLoadState, controller->m_loadStateFlags)) {
562 mLOG(STATUS, INFO, "Undid state load");
563 controller->frameAvailable();
564 controller->stateLoaded();
565 }
566 controller->m_backupLoadState.close();
567 });
568}
569
570void CoreController::saveBackupState() {
571 if (m_backupSaveState.isEmpty()) {
572 return;
573 }
574
575 mCoreThreadRunFunction(&m_threadContext, [](mCoreThread* context) {
576 CoreController* controller = static_cast<CoreController*>(context->userData);
577 VFile* vf = mCoreGetState(context->core, controller->m_stateSlot, true);
578 if (vf) {
579 vf->write(vf, controller->m_backupSaveState.constData(), controller->m_backupSaveState.size());
580 vf->close(vf);
581 mLOG(STATUS, INFO, "Undid state save");
582 }
583 controller->m_backupSaveState.clear();
584 });
585}
586
587void CoreController::loadSave(const QString& path, bool temporary) {
588 m_resetActions.append([this, path, temporary]() {
589 VFile* vf = VFileDevice::open(path, temporary ? O_RDONLY : O_RDWR);
590 if (!vf) {
591 LOG(QT, ERROR) << tr("Failed to open save file: %1").arg(path);
592 return;
593 }
594
595 if (temporary) {
596 m_threadContext.core->loadTemporarySave(m_threadContext.core, vf);
597 } else {
598 m_threadContext.core->loadSave(m_threadContext.core, vf);
599 }
600 });
601 reset();
602}
603
604void CoreController::loadPatch(const QString& patchPath) {
605 Interrupter interrupter(this);
606 VFile* patch = VFileDevice::open(patchPath, O_RDONLY);
607 if (patch) {
608 m_threadContext.core->loadPatch(m_threadContext.core, patch);
609 m_patched = true;
610 patch->close(patch);
611 }
612 if (mCoreThreadHasStarted(&m_threadContext)) {
613 reset();
614 }
615}
616
617void CoreController::replaceGame(const QString& path) {
618 QFileInfo info(path);
619 if (!info.isReadable()) {
620 LOG(QT, ERROR) << tr("Failed to open game file: %1").arg(path);
621 return;
622 }
623 QString fname = info.canonicalFilePath();
624 Interrupter interrupter(this);
625 mDirectorySetDetachBase(&m_threadContext.core->dirs);
626 mCoreLoadFile(m_threadContext.core, fname.toUtf8().constData());
627}
628
629void CoreController::yankPak() {
630#ifdef M_CORE_GBA
631 if (platform() != PLATFORM_GBA) {
632 return;
633 }
634 Interrupter interrupter(this);
635 GBAYankROM(static_cast<GBA*>(m_threadContext.core->board));
636#endif
637}
638
639void CoreController::addKey(int key) {
640 m_activeKeys |= 1 << key;
641}
642
643void CoreController::clearKey(int key) {
644 m_activeKeys &= ~(1 << key);
645}
646
647void CoreController::setAutofire(int key, bool enable) {
648 if (key >= 32 || key < 0) {
649 return;
650 }
651
652 m_autofire[key] = enable;
653 m_autofireStatus[key] = 0;
654}
655
656#ifdef USE_PNG
657void CoreController::screenshot() {
658 mCoreThreadRunFunction(&m_threadContext, [](mCoreThread* context) {
659 mCoreTakeScreenshot(context->core);
660 });
661}
662#endif
663
664void CoreController::setRealTime() {
665 m_threadContext.core->rtc.override = RTC_NO_OVERRIDE;
666}
667
668void CoreController::setFixedTime(const QDateTime& time) {
669 m_threadContext.core->rtc.override = RTC_FIXED;
670 m_threadContext.core->rtc.value = time.toMSecsSinceEpoch();
671}
672
673void CoreController::setFakeEpoch(const QDateTime& time) {
674 m_threadContext.core->rtc.override = RTC_FAKE_EPOCH;
675 m_threadContext.core->rtc.value = time.toMSecsSinceEpoch();
676}
677
678void CoreController::importSharkport(const QString& path) {
679#ifdef M_CORE_GBA
680 if (platform() != PLATFORM_GBA) {
681 return;
682 }
683 VFile* vf = VFileDevice::open(path, O_RDONLY);
684 if (!vf) {
685 LOG(QT, ERROR) << tr("Failed to open snapshot file for reading: %1").arg(path);
686 return;
687 }
688 Interrupter interrupter(this);
689 GBASavedataImportSharkPort(static_cast<GBA*>(m_threadContext.core->board), vf, false);
690 vf->close(vf);
691#endif
692}
693
694void CoreController::exportSharkport(const QString& path) {
695#ifdef M_CORE_GBA
696 if (platform() != PLATFORM_GBA) {
697 return;
698 }
699 VFile* vf = VFileDevice::open(path, O_WRONLY | O_CREAT | O_TRUNC);
700 if (!vf) {
701 LOG(QT, ERROR) << tr("Failed to open snapshot file for writing: %1").arg(path);
702 return;
703 }
704 Interrupter interrupter(this);
705 GBASavedataExportSharkPort(static_cast<GBA*>(m_threadContext.core->board), vf);
706 vf->close(vf);
707#endif
708}
709
710#ifdef M_CORE_GB
711void CoreController::attachPrinter() {
712 if (platform() != PLATFORM_GB) {
713 return;
714 }
715 GB* gb = static_cast<GB*>(m_threadContext.core->board);
716 clearMultiplayerController();
717 GBPrinterCreate(&m_printer.d);
718 m_printer.parent = this;
719 m_printer.d.print = [](GBPrinter* printer, int height, const uint8_t* data) {
720 QGBPrinter* qPrinter = reinterpret_cast<QGBPrinter*>(printer);
721 QImage image(GB_VIDEO_HORIZONTAL_PIXELS, height, QImage::Format_Indexed8);
722 QVector<QRgb> colors;
723 colors.append(qRgb(0xF8, 0xF8, 0xF8));
724 colors.append(qRgb(0xA8, 0xA8, 0xA8));
725 colors.append(qRgb(0x50, 0x50, 0x50));
726 colors.append(qRgb(0x00, 0x00, 0x00));
727 image.setColorTable(colors);
728 for (int y = 0; y < height; ++y) {
729 for (int x = 0; x < GB_VIDEO_HORIZONTAL_PIXELS; x += 4) {
730 uint8_t byte = data[(x + y * GB_VIDEO_HORIZONTAL_PIXELS) / 4];
731 image.setPixel(x + 0, y, (byte & 0xC0) >> 6);
732 image.setPixel(x + 1, y, (byte & 0x30) >> 4);
733 image.setPixel(x + 2, y, (byte & 0x0C) >> 2);
734 image.setPixel(x + 3, y, (byte & 0x03) >> 0);
735 }
736 }
737 QMetaObject::invokeMethod(qPrinter->parent, "imagePrinted", Q_ARG(const QImage&, image));
738 };
739 Interrupter interrupter(this);
740 GBSIOSetDriver(&gb->sio, &m_printer.d.d);
741}
742
743void CoreController::detachPrinter() {
744 if (platform() != PLATFORM_GB) {
745 return;
746 }
747 Interrupter interrupter(this);
748 GB* gb = static_cast<GB*>(m_threadContext.core->board);
749 GBPrinterDonePrinting(&m_printer.d);
750 GBSIOSetDriver(&gb->sio, nullptr);
751}
752
753void CoreController::endPrint() {
754 if (platform() != PLATFORM_GB) {
755 return;
756 }
757 Interrupter interrupter(this);
758 GBPrinterDonePrinting(&m_printer.d);
759}
760#endif
761
762#ifdef M_CORE_GBA
763void CoreController::attachBattleChipGate() {
764 if (platform() != PLATFORM_GBA) {
765 return;
766 }
767 Interrupter interrupter(this);
768 clearMultiplayerController();
769 GBASIOBattlechipGateCreate(&m_battlechip);
770 m_threadContext.core->setPeripheral(m_threadContext.core, mPERIPH_GBA_BATTLECHIP_GATE, &m_battlechip);
771}
772
773void CoreController::detachBattleChipGate() {
774 if (platform() != PLATFORM_GBA) {
775 return;
776 }
777 Interrupter interrupter(this);
778 m_threadContext.core->setPeripheral(m_threadContext.core, mPERIPH_GBA_BATTLECHIP_GATE, nullptr);
779}
780
781void CoreController::setBattleChipId(uint16_t id) {
782 if (platform() != PLATFORM_GBA) {
783 return;
784 }
785 Interrupter interrupter(this);
786 m_battlechip.chipId = id;
787}
788
789void CoreController::setBattleChipFlavor(int flavor) {
790 if (platform() != PLATFORM_GBA) {
791 return;
792 }
793 Interrupter interrupter(this);
794 m_battlechip.flavor = flavor;
795}
796#endif
797
798void CoreController::setAVStream(mAVStream* stream) {
799 Interrupter interrupter(this);
800 m_threadContext.core->setAVStream(m_threadContext.core, stream);
801}
802
803void CoreController::clearAVStream() {
804 Interrupter interrupter(this);
805 m_threadContext.core->setAVStream(m_threadContext.core, nullptr);
806}
807
808void CoreController::clearOverride() {
809 m_override.reset();
810}
811
812void CoreController::startVideoLog(const QString& path, bool compression) {
813 if (m_vl) {
814 return;
815 }
816
817 VFile* vf = VFileDevice::open(path, O_WRONLY | O_CREAT | O_TRUNC);
818 if (!vf) {
819 return;
820 }
821 startVideoLog(vf);
822}
823
824void CoreController::startVideoLog(VFile* vf, bool compression) {
825 if (m_vl || !vf) {
826 return;
827 }
828
829 Interrupter interrupter(this);
830 m_vl = mVideoLogContextCreate(m_threadContext.core);
831 m_vlVf = vf;
832 mVideoLogContextSetOutput(m_vl, m_vlVf);
833 mVideoLogContextSetCompression(m_vl, compression);
834 mVideoLogContextWriteHeader(m_vl, m_threadContext.core);
835}
836
837void CoreController::endVideoLog(bool closeVf) {
838 if (!m_vl) {
839 return;
840 }
841
842 Interrupter interrupter(this);
843 mVideoLogContextDestroy(m_threadContext.core, m_vl);
844 if (m_vlVf && closeVf) {
845 m_vlVf->close(m_vlVf);
846 m_vlVf = nullptr;
847 }
848 m_vl = nullptr;
849}
850
851void CoreController::setFramebufferHandle(int fb) {
852 Interrupter interrupter(this);
853 if (fb < 0) {
854 m_hwaccel = false;
855 } else {
856 m_threadContext.core->setVideoGLTex(m_threadContext.core, fb);
857 m_hwaccel = true;
858 }
859}
860
861void CoreController::updateKeys() {
862 int activeKeys = m_activeKeys | updateAutofire() | m_inputController->pollEvents();
863 m_threadContext.core->setKeys(m_threadContext.core, activeKeys);
864}
865
866int CoreController::updateAutofire() {
867 int active = 0;
868 for (int k = 0; k < 32; ++k) {
869 if (!m_autofire[k]) {
870 continue;
871 }
872 ++m_autofireStatus[k];
873 if (m_autofireStatus[k] >= 2 * m_autofireThreshold) {
874 m_autofireStatus[k] = 0;
875 } else if (m_autofireStatus[k] >= m_autofireThreshold) {
876 active |= 1 << k;
877 }
878 }
879 return active;
880}
881
882void CoreController::finishFrame() {
883 QMutexLocker locker(&m_mutex);
884 if (!m_hwaccel) {
885 memcpy(m_completeBuffer.data(), m_activeBuffer->constData(), m_activeBuffer->size());
886
887 // TODO: Generalize this to triple buffering?
888 m_activeBuffer = &m_buffers[0];
889 if (m_activeBuffer == m_completeBuffer) {
890 m_activeBuffer = &m_buffers[1];
891 }
892 // Copy contents to avoid issues when doing frameskip
893 memcpy(m_activeBuffer->data(), m_completeBuffer.constData(), m_activeBuffer->size());
894 m_threadContext.core->setVideoBuffer(m_threadContext.core, reinterpret_cast<color_t*>(m_activeBuffer->data()), screenDimensions().width());
895 }
896 for (auto& action : m_frameActions) {
897 action();
898 }
899 m_frameActions.clear();
900 updateKeys();
901
902 QMetaObject::invokeMethod(this, "frameAvailable");
903}
904
905void CoreController::updateFastForward() {
906 if (m_fastForward || m_fastForwardForced) {
907 if (m_fastForwardVolume >= 0) {
908 m_threadContext.core->opts.volume = m_fastForwardVolume;
909 }
910 if (m_fastForwardMute >= 0) {
911 m_threadContext.core->opts.mute = m_fastForwardMute;
912 }
913 if (m_fastForwardRatio > 0) {
914 m_threadContext.impl->sync.fpsTarget = m_fpsTarget * m_fastForwardRatio;
915 } else {
916 setSync(false);
917 }
918 } else {
919 if (!mCoreConfigGetIntValue(&m_threadContext.core->config, "volume", &m_threadContext.core->opts.volume)) {
920 m_threadContext.core->opts.volume = 0x100;
921 }
922 int fakeBool = 0;
923 mCoreConfigGetIntValue(&m_threadContext.core->config, "mute", &fakeBool);
924 m_threadContext.core->opts.mute = fakeBool;
925 m_threadContext.impl->sync.fpsTarget = m_fpsTarget;
926 setSync(true);
927 }
928 // XXX: Have a way of just updating volume
929 switch (platform()) {
930#ifdef M_CORE_GBA
931 case PLATFORM_GBA: {
932 GBA* gba = static_cast<GBA*>(m_threadContext.core->board);
933 if (m_threadContext.core->opts.mute) {
934 gba->audio.masterVolume = 0;
935 } else {
936 gba->audio.masterVolume = m_threadContext.core->opts.volume;
937 }
938 break;
939 }
940#endif
941#ifdef M_CORE_GB
942 case PLATFORM_GB: {
943 GB* gb = static_cast<GB*>(m_threadContext.core->board);
944 if (m_threadContext.core->opts.mute) {
945 gb->audio.masterVolume = 0;
946 } else {
947 gb->audio.masterVolume = m_threadContext.core->opts.volume;
948 }
949 break;
950 }
951#endif
952 default:
953 break;
954 }
955}
956
957CoreController::Interrupter::Interrupter(CoreController* parent, bool fromThread)
958 : m_parent(parent)
959{
960 if (!m_parent->thread()->impl) {
961 return;
962 }
963 if (!fromThread) {
964 mCoreThreadInterrupt(m_parent->thread());
965 } else {
966 mCoreThreadInterruptFromThread(m_parent->thread());
967 }
968}
969
970CoreController::Interrupter::Interrupter(std::shared_ptr<CoreController> parent, bool fromThread)
971 : m_parent(parent.get())
972{
973 if (!m_parent->thread()->impl) {
974 return;
975 }
976 if (!fromThread) {
977 mCoreThreadInterrupt(m_parent->thread());
978 } else {
979 mCoreThreadInterruptFromThread(m_parent->thread());
980 }
981}
982
983CoreController::Interrupter::Interrupter(const Interrupter& other)
984 : m_parent(other.m_parent)
985{
986 if (!m_parent->thread()->impl) {
987 return;
988 }
989 mCoreThreadInterrupt(m_parent->thread());
990}
991
992CoreController::Interrupter::~Interrupter() {
993 if (!m_parent->thread()->impl) {
994 return;
995 }
996 mCoreThreadContinue(m_parent->thread());
997}