src/platform/qt/InputController.cpp (view raw)
1/* Copyright (c) 2013-2014 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 "InputController.h"
7
8#include "ConfigController.h"
9#include "GamepadAxisEvent.h"
10#include "GamepadButtonEvent.h"
11#include "InputProfile.h"
12#include "LogController.h"
13
14#include <QApplication>
15#include <QTimer>
16#include <QWidget>
17#ifdef BUILD_QT_MULTIMEDIA
18#include <QCameraInfo>
19#include <QVideoSurfaceFormat>
20#endif
21
22#include <mgba/core/interface.h>
23#include <mgba-util/configuration.h>
24
25using namespace QGBA;
26
27#ifdef BUILD_SDL
28int InputController::s_sdlInited = 0;
29mSDLEvents InputController::s_sdlEvents;
30#endif
31
32InputController::InputController(int playerId, QWidget* topLevel, QObject* parent)
33 : QObject(parent)
34 , m_playerId(playerId)
35 , m_topLevel(topLevel)
36 , m_focusParent(topLevel)
37{
38 mInputMapInit(&m_inputMap, &GBAInputInfo);
39
40#ifdef BUILD_SDL
41 if (s_sdlInited == 0) {
42 mSDLInitEvents(&s_sdlEvents);
43 }
44 ++s_sdlInited;
45 m_sdlPlayer.bindings = &m_inputMap;
46 mSDLInitBindingsGBA(&m_inputMap);
47 updateJoysticks();
48#endif
49
50#ifdef BUILD_SDL
51 connect(&m_gamepadTimer, &QTimer::timeout, [this]() {
52 testGamepad(SDL_BINDING_BUTTON);
53 if (m_playerId == 0) {
54 updateJoysticks();
55 }
56 });
57#endif
58 m_gamepadTimer.setInterval(50);
59 m_gamepadTimer.start();
60
61#ifdef BUILD_QT_MULTIMEDIA
62 connect(&m_videoDumper, &VideoDumper::imageAvailable, this, &InputController::setCamImage);
63#endif
64
65 mInputBindKey(&m_inputMap, KEYBOARD, Qt::Key_X, GBA_KEY_A);
66 mInputBindKey(&m_inputMap, KEYBOARD, Qt::Key_Z, GBA_KEY_B);
67 mInputBindKey(&m_inputMap, KEYBOARD, Qt::Key_A, GBA_KEY_L);
68 mInputBindKey(&m_inputMap, KEYBOARD, Qt::Key_S, GBA_KEY_R);
69 mInputBindKey(&m_inputMap, KEYBOARD, Qt::Key_Return, GBA_KEY_START);
70 mInputBindKey(&m_inputMap, KEYBOARD, Qt::Key_Backspace, GBA_KEY_SELECT);
71 mInputBindKey(&m_inputMap, KEYBOARD, Qt::Key_Up, GBA_KEY_UP);
72 mInputBindKey(&m_inputMap, KEYBOARD, Qt::Key_Down, GBA_KEY_DOWN);
73 mInputBindKey(&m_inputMap, KEYBOARD, Qt::Key_Left, GBA_KEY_LEFT);
74 mInputBindKey(&m_inputMap, KEYBOARD, Qt::Key_Right, GBA_KEY_RIGHT);
75
76
77#ifdef M_CORE_GBA
78 m_lux.p = this;
79 m_lux.sample = [](GBALuminanceSource* context) {
80 InputControllerLux* lux = static_cast<InputControllerLux*>(context);
81 lux->value = 0xFF - lux->p->m_luxValue;
82 };
83
84 m_lux.readLuminance = [](GBALuminanceSource* context) {
85 InputControllerLux* lux = static_cast<InputControllerLux*>(context);
86 return lux->value;
87 };
88 setLuminanceLevel(0);
89#endif
90
91 m_image.p = this;
92 m_image.startRequestImage = [](mImageSource* context, unsigned w, unsigned h, int) {
93 InputControllerImage* image = static_cast<InputControllerImage*>(context);
94 image->w = w;
95 image->h = h;
96 if (image->image.isNull()) {
97 image->image.load(":/res/no-cam.png");
98 }
99#ifdef BUILD_QT_MULTIMEDIA
100 if (image->p->m_config->getQtOption("cameraDriver").toInt() == static_cast<int>(CameraDriver::QT_MULTIMEDIA)) {
101 QByteArray camera = image->p->m_config->getQtOption("camera").toByteArray();
102 if (!camera.isNull()) {
103 QMetaObject::invokeMethod(image->p, "setCamera", Q_ARG(QByteArray, camera));
104 }
105 QMetaObject::invokeMethod(image->p, "setupCam");
106 }
107#endif
108 };
109
110 m_image.stopRequestImage = [](mImageSource* context) {
111 InputControllerImage* image = static_cast<InputControllerImage*>(context);
112#ifdef BUILD_QT_MULTIMEDIA
113 QMetaObject::invokeMethod(image->p, "teardownCam");
114#endif
115 };
116
117 m_image.requestImage = [](mImageSource* context, const void** buffer, size_t* stride, mColorFormat* format) {
118 InputControllerImage* image = static_cast<InputControllerImage*>(context);
119 QSize size;
120 {
121 QMutexLocker locker(&image->mutex);
122 if (image->outOfDate) {
123 image->resizedImage = image->image.scaled(image->w, image->h, Qt::KeepAspectRatioByExpanding);
124 image->resizedImage = image->resizedImage.convertToFormat(QImage::Format_RGB16);
125 image->outOfDate = false;
126 }
127 }
128 size = image->resizedImage.size();
129 const uint16_t* bits = reinterpret_cast<const uint16_t*>(image->resizedImage.constBits());
130 if (size.width() > image->w) {
131 bits += (size.width() - image->w) / 2;
132 }
133 if (size.height() > image->h) {
134 bits += ((size.height() - image->h) / 2) * size.width();
135 }
136 *buffer = bits;
137 *stride = image->resizedImage.bytesPerLine() / sizeof(*bits);
138 *format = mCOLOR_RGB565;
139 };
140}
141
142InputController::~InputController() {
143 mInputMapDeinit(&m_inputMap);
144
145#ifdef BUILD_SDL
146 if (m_playerAttached) {
147 mSDLDetachPlayer(&s_sdlEvents, &m_sdlPlayer);
148 }
149
150 --s_sdlInited;
151 if (s_sdlInited == 0) {
152 mSDLDeinitEvents(&s_sdlEvents);
153 }
154#endif
155}
156
157void InputController::setConfiguration(ConfigController* config) {
158 m_config = config;
159 loadConfiguration(KEYBOARD);
160#ifdef BUILD_SDL
161 mSDLEventsLoadConfig(&s_sdlEvents, config->input());
162 if (!m_playerAttached) {
163 m_playerAttached = mSDLAttachPlayer(&s_sdlEvents, &m_sdlPlayer);
164 }
165 loadConfiguration(SDL_BINDING_BUTTON);
166 loadProfile(SDL_BINDING_BUTTON, profileForType(SDL_BINDING_BUTTON));
167#endif
168}
169
170void InputController::loadConfiguration(uint32_t type) {
171 mInputMapLoad(&m_inputMap, type, m_config->input());
172#ifdef BUILD_SDL
173 if (m_playerAttached) {
174 mSDLPlayerLoadConfig(&m_sdlPlayer, m_config->input());
175 }
176#endif
177}
178
179void InputController::loadProfile(uint32_t type, const QString& profile) {
180 bool loaded = mInputProfileLoad(&m_inputMap, type, m_config->input(), profile.toUtf8().constData());
181 recalibrateAxes();
182 if (!loaded) {
183 const InputProfile* ip = InputProfile::findProfile(profile);
184 if (ip) {
185 ip->apply(this);
186 }
187 }
188 emit profileLoaded(profile);
189}
190
191void InputController::saveConfiguration() {
192 saveConfiguration(KEYBOARD);
193#ifdef BUILD_SDL
194 saveConfiguration(SDL_BINDING_BUTTON);
195 saveProfile(SDL_BINDING_BUTTON, profileForType(SDL_BINDING_BUTTON));
196 if (m_playerAttached) {
197 mSDLPlayerSaveConfig(&m_sdlPlayer, m_config->input());
198 }
199#endif
200 m_config->write();
201}
202
203void InputController::saveConfiguration(uint32_t type) {
204 mInputMapSave(&m_inputMap, type, m_config->input());
205 m_config->write();
206}
207
208void InputController::saveProfile(uint32_t type, const QString& profile) {
209 mInputProfileSave(&m_inputMap, type, m_config->input(), profile.toUtf8().constData());
210 m_config->write();
211}
212
213const char* InputController::profileForType(uint32_t type) {
214 UNUSED(type);
215#ifdef BUILD_SDL
216 if (type == SDL_BINDING_BUTTON && m_sdlPlayer.joystick) {
217#if SDL_VERSION_ATLEAST(2, 0, 0)
218 return SDL_JoystickName(m_sdlPlayer.joystick->joystick);
219#else
220 return SDL_JoystickName(SDL_JoystickIndex(m_sdlPlayer.joystick->joystick));
221#endif
222 }
223#endif
224 return 0;
225}
226
227QStringList InputController::connectedGamepads(uint32_t type) const {
228 UNUSED(type);
229
230#ifdef BUILD_SDL
231 if (type == SDL_BINDING_BUTTON) {
232 QStringList pads;
233 for (size_t i = 0; i < SDL_JoystickListSize(&s_sdlEvents.joysticks); ++i) {
234 const char* name;
235#if SDL_VERSION_ATLEAST(2, 0, 0)
236 name = SDL_JoystickName(SDL_JoystickListGetPointer(&s_sdlEvents.joysticks, i)->joystick);
237#else
238 name = SDL_JoystickName(SDL_JoystickIndex(SDL_JoystickListGetPointer(&s_sdlEvents.joysticks, i)->joystick));
239#endif
240 if (name) {
241 pads.append(QString(name));
242 } else {
243 pads.append(QString());
244 }
245 }
246 return pads;
247 }
248#endif
249
250 return QStringList();
251}
252
253int InputController::gamepad(uint32_t type) const {
254#ifdef BUILD_SDL
255 if (type == SDL_BINDING_BUTTON) {
256 return m_sdlPlayer.joystick ? m_sdlPlayer.joystick->index : 0;
257 }
258#endif
259 return 0;
260}
261
262void InputController::setGamepad(uint32_t type, int index) {
263#ifdef BUILD_SDL
264 if (type == SDL_BINDING_BUTTON) {
265 mSDLPlayerChangeJoystick(&s_sdlEvents, &m_sdlPlayer, index);
266 }
267#endif
268}
269
270void InputController::setPreferredGamepad(uint32_t type, const QString& device) {
271 if (!m_config) {
272 return;
273 }
274 mInputSetPreferredDevice(m_config->input(), "gba", type, m_playerId, device.toUtf8().constData());
275}
276
277mRumble* InputController::rumble() {
278#ifdef BUILD_SDL
279#if SDL_VERSION_ATLEAST(2, 0, 0)
280 if (m_playerAttached) {
281 return &m_sdlPlayer.rumble.d;
282 }
283#endif
284#endif
285 return nullptr;
286}
287
288mRotationSource* InputController::rotationSource() {
289#ifdef BUILD_SDL
290 if (m_playerAttached) {
291 return &m_sdlPlayer.rotation.d;
292 }
293#endif
294 return nullptr;
295}
296
297void InputController::registerTiltAxisX(int axis) {
298#ifdef BUILD_SDL
299 if (m_playerAttached) {
300 m_sdlPlayer.rotation.axisX = axis;
301 }
302#endif
303}
304
305void InputController::registerTiltAxisY(int axis) {
306#ifdef BUILD_SDL
307 if (m_playerAttached) {
308 m_sdlPlayer.rotation.axisY = axis;
309 }
310#endif
311}
312
313void InputController::registerGyroAxisX(int axis) {
314#ifdef BUILD_SDL
315 if (m_playerAttached) {
316 m_sdlPlayer.rotation.gyroX = axis;
317 }
318#endif
319}
320
321void InputController::registerGyroAxisY(int axis) {
322#ifdef BUILD_SDL
323 if (m_playerAttached) {
324 m_sdlPlayer.rotation.gyroY = axis;
325 }
326#endif
327}
328
329float InputController::gyroSensitivity() const {
330#ifdef BUILD_SDL
331 if (m_playerAttached) {
332 return m_sdlPlayer.rotation.gyroSensitivity;
333 }
334#endif
335 return 0;
336}
337
338void InputController::setGyroSensitivity(float sensitivity) {
339#ifdef BUILD_SDL
340 if (m_playerAttached) {
341 m_sdlPlayer.rotation.gyroSensitivity = sensitivity;
342 }
343#endif
344}
345
346GBAKey InputController::mapKeyboard(int key) const {
347 return static_cast<GBAKey>(mInputMapKey(&m_inputMap, KEYBOARD, key));
348}
349
350void InputController::bindKey(uint32_t type, int key, GBAKey gbaKey) {
351 return mInputBindKey(&m_inputMap, type, key, gbaKey);
352}
353
354void InputController::updateJoysticks() {
355#ifdef BUILD_SDL
356 QString profile = profileForType(SDL_BINDING_BUTTON);
357 mSDLUpdateJoysticks(&s_sdlEvents, m_config->input());
358 QString newProfile = profileForType(SDL_BINDING_BUTTON);
359 if (profile != newProfile) {
360 loadProfile(SDL_BINDING_BUTTON, newProfile);
361 }
362#endif
363}
364
365int InputController::pollEvents() {
366 int activeButtons = 0;
367#ifdef BUILD_SDL
368 if (m_playerAttached && m_sdlPlayer.joystick) {
369 SDL_Joystick* joystick = m_sdlPlayer.joystick->joystick;
370 SDL_JoystickUpdate();
371 int numButtons = SDL_JoystickNumButtons(joystick);
372 int i;
373 for (i = 0; i < numButtons; ++i) {
374 GBAKey key = static_cast<GBAKey>(mInputMapKey(&m_inputMap, SDL_BINDING_BUTTON, i));
375 if (key == GBA_KEY_NONE) {
376 continue;
377 }
378 if (hasPendingEvent(key)) {
379 continue;
380 }
381 if (SDL_JoystickGetButton(joystick, i)) {
382 activeButtons |= 1 << key;
383 }
384 }
385 int numHats = SDL_JoystickNumHats(joystick);
386 for (i = 0; i < numHats; ++i) {
387 int hat = SDL_JoystickGetHat(joystick, i);
388 activeButtons |= mInputMapHat(&m_inputMap, SDL_BINDING_BUTTON, i, hat);
389 }
390
391 int numAxes = SDL_JoystickNumAxes(joystick);
392 for (i = 0; i < numAxes; ++i) {
393 int value = SDL_JoystickGetAxis(joystick, i);
394
395 enum GBAKey key = static_cast<GBAKey>(mInputMapAxis(&m_inputMap, SDL_BINDING_BUTTON, i, value));
396 if (key != GBA_KEY_NONE) {
397 activeButtons |= 1 << key;
398 }
399 }
400 }
401#endif
402 return activeButtons;
403}
404
405QSet<int> InputController::activeGamepadButtons(int type) {
406 QSet<int> activeButtons;
407#ifdef BUILD_SDL
408 if (m_playerAttached && type == SDL_BINDING_BUTTON && m_sdlPlayer.joystick) {
409 SDL_Joystick* joystick = m_sdlPlayer.joystick->joystick;
410 SDL_JoystickUpdate();
411 int numButtons = SDL_JoystickNumButtons(joystick);
412 int i;
413 for (i = 0; i < numButtons; ++i) {
414 if (SDL_JoystickGetButton(joystick, i)) {
415 activeButtons.insert(i);
416 }
417 }
418 }
419#endif
420 return activeButtons;
421}
422
423void InputController::recalibrateAxes() {
424#ifdef BUILD_SDL
425 if (m_playerAttached && m_sdlPlayer.joystick) {
426 SDL_Joystick* joystick = m_sdlPlayer.joystick->joystick;
427 SDL_JoystickUpdate();
428 int numAxes = SDL_JoystickNumAxes(joystick);
429 if (numAxes < 1) {
430 return;
431 }
432 m_deadzones.resize(numAxes);
433 int i;
434 for (i = 0; i < numAxes; ++i) {
435 m_deadzones[i] = SDL_JoystickGetAxis(joystick, i);
436 }
437 }
438#endif
439}
440
441QSet<QPair<int, GamepadAxisEvent::Direction>> InputController::activeGamepadAxes(int type) {
442 QSet<QPair<int, GamepadAxisEvent::Direction>> activeAxes;
443#ifdef BUILD_SDL
444 if (m_playerAttached && type == SDL_BINDING_BUTTON && m_sdlPlayer.joystick) {
445 SDL_Joystick* joystick = m_sdlPlayer.joystick->joystick;
446 SDL_JoystickUpdate();
447 int numAxes = SDL_JoystickNumAxes(joystick);
448 if (numAxes < 1) {
449 return activeAxes;
450 }
451 m_deadzones.resize(numAxes);
452 int i;
453 for (i = 0; i < numAxes; ++i) {
454 int32_t axis = SDL_JoystickGetAxis(joystick, i);
455 axis -= m_deadzones[i];
456 if (axis >= AXIS_THRESHOLD || axis <= -AXIS_THRESHOLD) {
457 activeAxes.insert(qMakePair(i, axis > 0 ? GamepadAxisEvent::POSITIVE : GamepadAxisEvent::NEGATIVE));
458 }
459 }
460 }
461#endif
462 return activeAxes;
463}
464
465void InputController::bindAxis(uint32_t type, int axis, GamepadAxisEvent::Direction direction, GBAKey key) {
466 const mInputAxis* old = mInputQueryAxis(&m_inputMap, type, axis);
467 mInputAxis description = { GBA_KEY_NONE, GBA_KEY_NONE, -AXIS_THRESHOLD, AXIS_THRESHOLD };
468 if (old) {
469 description = *old;
470 }
471 int deadzone = 0;
472 if (axis > 0 && m_deadzones.size() > axis) {
473 deadzone = m_deadzones[axis];
474 }
475 switch (direction) {
476 case GamepadAxisEvent::NEGATIVE:
477 description.lowDirection = key;
478
479 description.deadLow = deadzone - AXIS_THRESHOLD;
480 break;
481 case GamepadAxisEvent::POSITIVE:
482 description.highDirection = key;
483 description.deadHigh = deadzone + AXIS_THRESHOLD;
484 break;
485 default:
486 return;
487 }
488 mInputBindAxis(&m_inputMap, type, axis, &description);
489}
490
491void InputController::unbindAllAxes(uint32_t type) {
492 mInputUnbindAllAxes(&m_inputMap, type);
493}
494
495QSet<QPair<int, GamepadHatEvent::Direction>> InputController::activeGamepadHats(int type) {
496 QSet<QPair<int, GamepadHatEvent::Direction>> activeHats;
497#ifdef BUILD_SDL
498 if (m_playerAttached && type == SDL_BINDING_BUTTON && m_sdlPlayer.joystick) {
499 SDL_Joystick* joystick = m_sdlPlayer.joystick->joystick;
500 SDL_JoystickUpdate();
501 int numHats = SDL_JoystickNumHats(joystick);
502 if (numHats < 1) {
503 return activeHats;
504 }
505
506 int i;
507 for (i = 0; i < numHats; ++i) {
508 int hat = SDL_JoystickGetHat(joystick, i);
509 if (hat & GamepadHatEvent::UP) {
510 activeHats.insert(qMakePair(i, GamepadHatEvent::UP));
511 }
512 if (hat & GamepadHatEvent::RIGHT) {
513 activeHats.insert(qMakePair(i, GamepadHatEvent::RIGHT));
514 }
515 if (hat & GamepadHatEvent::DOWN) {
516 activeHats.insert(qMakePair(i, GamepadHatEvent::DOWN));
517 }
518 if (hat & GamepadHatEvent::LEFT) {
519 activeHats.insert(qMakePair(i, GamepadHatEvent::LEFT));
520 }
521 }
522 }
523#endif
524 return activeHats;
525}
526
527void InputController::bindHat(uint32_t type, int hat, GamepadHatEvent::Direction direction, GBAKey gbaKey) {
528 mInputHatBindings bindings{ -1, -1, -1, -1 };
529 mInputQueryHat(&m_inputMap, type, hat, &bindings);
530 switch (direction) {
531 case GamepadHatEvent::UP:
532 bindings.up = gbaKey;
533 break;
534 case GamepadHatEvent::RIGHT:
535 bindings.right = gbaKey;
536 break;
537 case GamepadHatEvent::DOWN:
538 bindings.down = gbaKey;
539 break;
540 case GamepadHatEvent::LEFT:
541 bindings.left = gbaKey;
542 break;
543 default:
544 return;
545 }
546 mInputBindHat(&m_inputMap, type, hat, &bindings);
547}
548
549void InputController::testGamepad(int type) {
550 auto activeAxes = activeGamepadAxes(type);
551 auto oldAxes = m_activeAxes;
552 m_activeAxes = activeAxes;
553
554 auto activeButtons = activeGamepadButtons(type);
555 auto oldButtons = m_activeButtons;
556 m_activeButtons = activeButtons;
557
558 auto activeHats = activeGamepadHats(type);
559 auto oldHats = m_activeHats;
560 m_activeHats = activeHats;
561
562 if (!QApplication::focusWidget()) {
563 return;
564 }
565
566 activeAxes.subtract(oldAxes);
567 oldAxes.subtract(m_activeAxes);
568
569 for (auto& axis : m_activeAxes) {
570 bool newlyAboveThreshold = activeAxes.contains(axis);
571 if (newlyAboveThreshold) {
572 GamepadAxisEvent* event = new GamepadAxisEvent(axis.first, axis.second, newlyAboveThreshold, type, this);
573 postPendingEvent(event->gbaKey());
574 sendGamepadEvent(event);
575 if (!event->isAccepted()) {
576 clearPendingEvent(event->gbaKey());
577 }
578 }
579 }
580 for (auto axis : oldAxes) {
581 GamepadAxisEvent* event = new GamepadAxisEvent(axis.first, axis.second, false, type, this);
582 clearPendingEvent(event->gbaKey());
583 sendGamepadEvent(event);
584 }
585
586 if (!QApplication::focusWidget()) {
587 return;
588 }
589
590 activeButtons.subtract(oldButtons);
591 oldButtons.subtract(m_activeButtons);
592
593 for (int button : activeButtons) {
594 GamepadButtonEvent* event = new GamepadButtonEvent(GamepadButtonEvent::Down(), button, type, this);
595 postPendingEvent(event->gbaKey());
596 sendGamepadEvent(event);
597 if (!event->isAccepted()) {
598 clearPendingEvent(event->gbaKey());
599 }
600 }
601 for (int button : oldButtons) {
602 GamepadButtonEvent* event = new GamepadButtonEvent(GamepadButtonEvent::Up(), button, type, this);
603 clearPendingEvent(event->gbaKey());
604 sendGamepadEvent(event);
605 }
606
607 activeHats.subtract(oldHats);
608 oldHats.subtract(m_activeHats);
609
610 for (auto& hat : activeHats) {
611 GamepadHatEvent* event = new GamepadHatEvent(GamepadHatEvent::Down(), hat.first, hat.second, type, this);
612 postPendingEvent(event->gbaKey());
613 sendGamepadEvent(event);
614 if (!event->isAccepted()) {
615 clearPendingEvent(event->gbaKey());
616 }
617 }
618 for (auto& hat : oldHats) {
619 GamepadHatEvent* event = new GamepadHatEvent(GamepadHatEvent::Up(), hat.first, hat.second, type, this);
620 clearPendingEvent(event->gbaKey());
621 sendGamepadEvent(event);
622 }
623}
624
625void InputController::sendGamepadEvent(QEvent* event) {
626 QWidget* focusWidget = nullptr;
627 if (m_focusParent) {
628 focusWidget = m_focusParent->focusWidget();
629 if (!focusWidget) {
630 focusWidget = m_focusParent;
631 }
632 } else {
633 focusWidget = QApplication::focusWidget();
634 }
635 QApplication::sendEvent(focusWidget, event);
636}
637
638void InputController::postPendingEvent(GBAKey key) {
639 m_pendingEvents.insert(key);
640}
641
642void InputController::clearPendingEvent(GBAKey key) {
643 m_pendingEvents.remove(key);
644}
645
646bool InputController::hasPendingEvent(GBAKey key) const {
647 return m_pendingEvents.contains(key);
648}
649
650void InputController::suspendScreensaver() {
651#ifdef BUILD_SDL
652#if SDL_VERSION_ATLEAST(2, 0, 0)
653 mSDLSuspendScreensaver(&s_sdlEvents);
654#endif
655#endif
656}
657
658void InputController::resumeScreensaver() {
659#ifdef BUILD_SDL
660#if SDL_VERSION_ATLEAST(2, 0, 0)
661 mSDLResumeScreensaver(&s_sdlEvents);
662#endif
663#endif
664}
665
666void InputController::setScreensaverSuspendable(bool suspendable) {
667#ifdef BUILD_SDL
668#if SDL_VERSION_ATLEAST(2, 0, 0)
669 mSDLSetScreensaverSuspendable(&s_sdlEvents, suspendable);
670#endif
671#endif
672}
673
674void InputController::stealFocus(QWidget* focus) {
675 m_focusParent = focus;
676}
677
678void InputController::releaseFocus(QWidget* focus) {
679 if (focus == m_focusParent) {
680 m_focusParent = m_topLevel;
681 }
682}
683
684void InputController::loadCamImage(const QString& path) {
685 setCamImage(QImage(path));
686}
687
688void InputController::setCamImage(const QImage& image) {
689 if (image.isNull()) {
690 return;
691 }
692 QMutexLocker locker(&m_image.mutex);
693 m_image.image = image;
694 m_image.resizedImage = QImage();
695 m_image.outOfDate = true;
696}
697
698QList<QPair<QByteArray, QString>> InputController::listCameras() const {
699 QList<QPair<QByteArray, QString>> out;
700#ifdef BUILD_QT_MULTIMEDIA
701 QList<QCameraInfo> cams = QCameraInfo::availableCameras();
702 for (const auto& cam : cams) {
703 out.append(qMakePair(cam.deviceName().toLatin1(), cam.description()));
704 }
705#endif
706 return out;
707}
708
709void InputController::increaseLuminanceLevel() {
710 setLuminanceLevel(m_luxLevel + 1);
711}
712
713void InputController::decreaseLuminanceLevel() {
714 setLuminanceLevel(m_luxLevel - 1);
715}
716
717void InputController::setLuminanceLevel(int level) {
718 int value = 0x16;
719 level = std::max(0, std::min(10, level));
720 if (level > 0) {
721 value += GBA_LUX_LEVELS[level - 1];
722 }
723 setLuminanceValue(value);
724}
725
726void InputController::setLuminanceValue(uint8_t value) {
727 m_luxValue = value;
728 value = std::max<int>(value - 0x16, 0);
729 m_luxLevel = 10;
730 for (int i = 0; i < 10; ++i) {
731 if (value < GBA_LUX_LEVELS[i]) {
732 m_luxLevel = i;
733 break;
734 }
735 }
736 emit luminanceValueChanged(m_luxValue);
737}
738
739void InputController::setupCam() {
740#ifdef BUILD_QT_MULTIMEDIA
741 if (!m_camera) {
742 m_camera = std::make_unique<QCamera>();
743 connect(m_camera.get(), &QCamera::statusChanged, this, &InputController::prepareCamSettings);
744 }
745 m_camera->setCaptureMode(QCamera::CaptureVideo);
746 m_camera->setViewfinder(&m_videoDumper);
747 m_camera->load();
748#endif
749}
750
751#ifdef BUILD_QT_MULTIMEDIA
752void InputController::prepareCamSettings(QCamera::Status status) {
753 if (status != QCamera::LoadedStatus || m_camera->state() == QCamera::ActiveState) {
754 return;
755 }
756#if (QT_VERSION >= QT_VERSION_CHECK(5, 5, 0))
757 QVideoFrame::PixelFormat format(QVideoFrame::Format_RGB32);
758 QCameraViewfinderSettings settings;
759 QSize size(1280, 720);
760 auto cameraRes = m_camera->supportedViewfinderResolutions(settings);
761 for (auto& cameraSize : cameraRes) {
762 if (cameraSize.width() < m_image.w || cameraSize.height() < m_image.h) {
763 continue;
764 }
765 if (cameraSize.width() <= size.width() && cameraSize.height() <= size.height()) {
766 size = cameraSize;
767 }
768 }
769 settings.setResolution(size);
770
771 auto cameraFormats = m_camera->supportedViewfinderPixelFormats(settings);
772 auto goodFormats = m_videoDumper.supportedPixelFormats();
773 bool goodFormatFound = false;
774 for (const auto& goodFormat : goodFormats) {
775 if (cameraFormats.contains(goodFormat)) {
776 settings.setPixelFormat(goodFormat);
777 format = goodFormat;
778 goodFormatFound = true;
779 break;
780 }
781 }
782 if (!goodFormatFound) {
783 LOG(QT, WARN) << "Could not find a valid camera format!";
784 for (const auto& format : cameraFormats) {
785 LOG(QT, WARN) << "Camera supported format: " << QString::number(format);
786 }
787 }
788 m_camera->setViewfinderSettings(settings);
789#endif
790 m_camera->start();
791}
792#endif
793
794void InputController::teardownCam() {
795#ifdef BUILD_QT_MULTIMEDIA
796 if (m_camera) {
797 m_camera->stop();
798 }
799#endif
800}
801
802void InputController::setCamera(const QByteArray& name) {
803#ifdef BUILD_QT_MULTIMEDIA
804 bool needsRestart = false;
805 if (m_camera) {
806 needsRestart = m_camera->state() == QCamera::ActiveState;
807 }
808 m_camera = std::make_unique<QCamera>(name);
809 connect(m_camera.get(), &QCamera::statusChanged, this, &InputController::prepareCamSettings, Qt::QueuedConnection);
810 if (needsRestart) {
811 setupCam();
812 }
813#endif
814}