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