all repos — mgba @ bedbaf39789c61494f5d91d98c4f50696ab7ce1d

mGBA Game Boy Advance Emulator

src/platform/psp2/psp2-context.c (view raw)

  1/* Copyright (c) 2013-2015 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 "psp2-context.h"
  7
  8#include <mgba/core/blip_buf.h>
  9#include <mgba/core/core.h>
 10
 11#ifdef M_CORE_GBA
 12#include <mgba/internal/gba/gba.h>
 13#endif
 14#ifdef M_CORE_GB
 15#include <mgba/internal/gb/gb.h>
 16#endif
 17
 18#include "feature/gui/gui-runner.h"
 19#include <mgba/internal/gba/input.h>
 20
 21#include <mgba-util/memory.h>
 22#include <mgba-util/circle-buffer.h>
 23#include <mgba-util/math.h>
 24#include <mgba-util/threading.h>
 25#include <mgba-util/vfs.h>
 26#include <mgba-util/platform/psp2/sce-vfs.h>
 27
 28#include <psp2/appmgr.h>
 29#include <psp2/audioout.h>
 30#include <psp2/camera.h>
 31#include <psp2/ctrl.h>
 32#include <psp2/display.h>
 33#include <psp2/gxm.h>
 34#include <psp2/kernel/sysmem.h>
 35#include <psp2/motion.h>
 36
 37#include <vita2d.h>
 38
 39#define RUMBLE_PWM 8
 40#define CDRAM_ALIGN 0x40000
 41
 42mLOG_DECLARE_CATEGORY(GUI_PSP2);
 43mLOG_DEFINE_CATEGORY(GUI_PSP2, "Vita", "gui.psp2");
 44
 45static enum ScreenMode {
 46	SM_BACKDROP,
 47	SM_PLAIN,
 48	SM_FULL,
 49	SM_ASPECT,
 50	SM_MAX
 51} screenMode;
 52
 53static int currentTex;
 54static vita2d_texture* tex[2];
 55static vita2d_texture* screenshot;
 56static Thread audioThread;
 57static bool interframeBlending = false;
 58static bool sgbCrop = false;
 59
 60static struct mSceRotationSource {
 61	struct mRotationSource d;
 62	struct SceMotionSensorState state;
 63} rotation;
 64
 65static struct mSceRumble {
 66	struct mRumble d;
 67	struct CircleBuffer history;
 68	int current;
 69} rumble;
 70
 71static struct mSceImageSource {
 72	struct mImageSource d;
 73	SceUID memblock;
 74	void* buffer;
 75	unsigned cam;
 76	size_t bufferOffset;
 77} camera;
 78
 79static struct mAVStream stream;
 80
 81bool frameLimiter = true;
 82
 83extern const uint8_t _binary_backdrop_png_start[];
 84static vita2d_texture* backdrop = 0;
 85
 86#define PSP2_SAMPLES 512
 87#define PSP2_AUDIO_BUFFER_SIZE (PSP2_SAMPLES * 16)
 88
 89static struct mPSP2AudioContext {
 90	struct GBAStereoSample buffer[PSP2_AUDIO_BUFFER_SIZE];
 91	size_t writeOffset;
 92	size_t readOffset;
 93	size_t samples;
 94	Mutex mutex;
 95	Condition cond;
 96	bool running;
 97} audioContext;
 98
 99void mPSP2MapKey(struct mInputMap* map, int pspKey, int key) {
100	mInputBindKey(map, PSP2_INPUT, __builtin_ctz(pspKey), key);
101}
102
103static THREAD_ENTRY _audioThread(void* context) {
104	struct mPSP2AudioContext* audio = (struct mPSP2AudioContext*) context;
105	uint32_t zeroBuffer[PSP2_SAMPLES] = {0};
106	void* buffer = zeroBuffer;
107	int audioPort = sceAudioOutOpenPort(SCE_AUDIO_OUT_PORT_TYPE_MAIN, PSP2_SAMPLES, 48000, SCE_AUDIO_OUT_MODE_STEREO);
108	while (audio->running) {
109		MutexLock(&audio->mutex);
110		if (buffer != zeroBuffer) {
111			// Can only happen in successive iterations
112			audio->samples -= PSP2_SAMPLES;
113			ConditionWake(&audio->cond);
114		}
115		if (audio->samples >= PSP2_SAMPLES) {
116			buffer = &audio->buffer[audio->readOffset];
117			audio->readOffset += PSP2_SAMPLES;
118			if (audio->readOffset >= PSP2_AUDIO_BUFFER_SIZE) {
119				audio->readOffset = 0;
120			}
121			// Don't mark samples as read until the next loop iteration to prevent
122			// writing to the buffer while being read (see above)
123		} else {
124			buffer = zeroBuffer;
125		}
126		MutexUnlock(&audio->mutex);
127
128		sceAudioOutOutput(audioPort, buffer);
129	}
130	sceAudioOutReleasePort(audioPort);
131	return 0;
132}
133
134static void _sampleRotation(struct mRotationSource* source) {
135	struct mSceRotationSource* rotation = (struct mSceRotationSource*) source;
136	sceMotionGetSensorState(&rotation->state, 1);
137}
138
139static int32_t _readTiltX(struct mRotationSource* source) {
140	struct mSceRotationSource* rotation = (struct mSceRotationSource*) source;
141	return rotation->state.accelerometer.x * 0x30000000;
142}
143
144static int32_t _readTiltY(struct mRotationSource* source) {
145	struct mSceRotationSource* rotation = (struct mSceRotationSource*) source;
146	return rotation->state.accelerometer.y * -0x30000000;
147}
148
149static int32_t _readGyroZ(struct mRotationSource* source) {
150	struct mSceRotationSource* rotation = (struct mSceRotationSource*) source;
151	return rotation->state.gyro.z * -0x10000000;
152}
153
154static void _setRumble(struct mRumble* source, int enable) {
155	struct mSceRumble* rumble = (struct mSceRumble*) source;
156	rumble->current += enable;
157	if (CircleBufferSize(&rumble->history) == RUMBLE_PWM) {
158		int8_t oldLevel;
159		CircleBufferRead8(&rumble->history, &oldLevel);
160		rumble->current -= oldLevel;
161	}
162	CircleBufferWrite8(&rumble->history, enable);
163	int small = (rumble->current << 21) / 65793;
164	int big = ((rumble->current * rumble->current) << 18) / 65793;
165	struct SceCtrlActuator state = {
166		small,
167		big
168	};
169	sceCtrlSetActuator(1, &state);
170}
171
172static void _resetCamera(struct mSceImageSource* imageSource) {
173	if (!imageSource->cam) {
174		return;
175	}
176
177	sceCameraOpen(imageSource->cam - 1, &(SceCameraInfo) {
178		.size = sizeof(SceCameraInfo),
179		.format = 5, // SCE_CAMERA_FORMAT_ABGR
180		.resolution = SCE_CAMERA_RESOLUTION_176_144,
181		.framerate = SCE_CAMERA_FRAMERATE_30_FPS,
182		.sizeIBase = 176 * 144 * 4,
183		.pitch = 0,
184		.pIBase = imageSource->buffer,
185	});
186	sceCameraStart(imageSource->cam - 1);
187}
188
189static void _startRequestImage(struct mImageSource* source, unsigned w, unsigned h, int colorFormats) {
190	UNUSED(colorFormats);
191	struct mSceImageSource* imageSource = (struct mSceImageSource*) source;
192
193	if (!imageSource->buffer) {
194		imageSource->memblock = sceKernelAllocMemBlock("camera", SCE_KERNEL_MEMBLOCK_TYPE_USER_CDRAM_RW, CDRAM_ALIGN, NULL);
195		sceKernelGetMemBlockBase(imageSource->memblock, &imageSource->buffer);
196	}
197
198	if (!imageSource->cam) {
199		return;
200	}
201
202	_resetCamera(imageSource);
203	imageSource->bufferOffset = (176 - w) / 2 + (144 - h) * 176 / 2;
204
205	SceCameraRead read = {
206		sizeof(SceCameraRead),
207		1
208	};
209	sceCameraRead(imageSource->cam - 1, &read);
210}
211
212static void _stopRequestImage(struct mImageSource* source) {
213	struct mSceImageSource* imageSource = (struct mSceImageSource*) source;
214	if (imageSource->cam) {
215		sceCameraStop(imageSource->cam - 1);
216		sceCameraClose(imageSource->cam - 1);
217	}
218	sceKernelFreeMemBlock(imageSource->memblock);
219	imageSource->buffer = NULL;
220}
221
222
223static void _requestImage(struct mImageSource* source, const void** buffer, size_t* stride, enum mColorFormat* colorFormat) {
224	struct mSceImageSource* imageSource = (struct mSceImageSource*) source;
225
226	if (!imageSource->cam) {
227		memset(imageSource->buffer, 0, 176 * 144 * 4);
228		*buffer = (uint32_t*) imageSource->buffer;
229		*stride = 176;
230		*colorFormat = mCOLOR_XBGR8;
231		return;
232	}
233
234	*buffer = (uint32_t*) imageSource->buffer + imageSource->bufferOffset;
235	*stride = 176;
236	*colorFormat = mCOLOR_XBGR8;
237
238	SceCameraRead read = {
239		sizeof(SceCameraRead),
240		1
241	};
242	sceCameraRead(imageSource->cam - 1, &read);
243}
244
245static void _postAudioBuffer(struct mAVStream* stream, blip_t* left, blip_t* right) {
246	UNUSED(stream);
247	MutexLock(&audioContext.mutex);
248	while (audioContext.samples + PSP2_SAMPLES >= PSP2_AUDIO_BUFFER_SIZE) {
249		if (!frameLimiter) {
250			blip_clear(left);
251			blip_clear(right);
252			MutexUnlock(&audioContext.mutex);
253			return;
254		}
255		ConditionWait(&audioContext.cond, &audioContext.mutex);
256	}
257	struct GBAStereoSample* samples = &audioContext.buffer[audioContext.writeOffset];
258	blip_read_samples(left, &samples[0].left, PSP2_SAMPLES, true);
259	blip_read_samples(right, &samples[0].right, PSP2_SAMPLES, true);
260	audioContext.samples += PSP2_SAMPLES;
261	audioContext.writeOffset += PSP2_SAMPLES;
262	if (audioContext.writeOffset >= PSP2_AUDIO_BUFFER_SIZE) {
263		audioContext.writeOffset = 0;
264	}
265	MutexUnlock(&audioContext.mutex);
266}
267
268uint16_t mPSP2PollInput(struct mGUIRunner* runner) {
269	SceCtrlData pad;
270	sceCtrlPeekBufferPositiveExt2(0, &pad, 1);
271
272	int activeKeys = mInputMapKeyBits(&runner->core->inputMap, PSP2_INPUT, pad.buttons, 0);
273	int angles = mInputMapAxis(&runner->core->inputMap, PSP2_INPUT, 0, pad.ly);
274	if (angles != GBA_KEY_NONE) {
275		activeKeys |= 1 << angles;
276	}
277	angles = mInputMapAxis(&runner->core->inputMap, PSP2_INPUT, 1, pad.lx);
278	if (angles != GBA_KEY_NONE) {
279		activeKeys |= 1 << angles;
280	}
281	angles = mInputMapAxis(&runner->core->inputMap, PSP2_INPUT, 2, pad.ry);
282	if (angles != GBA_KEY_NONE) {
283		activeKeys |= 1 << angles;
284	}
285	angles = mInputMapAxis(&runner->core->inputMap, PSP2_INPUT, 3, pad.rx);
286	if (angles != GBA_KEY_NONE) {
287		activeKeys |= 1 << angles;
288	}
289	return activeKeys;
290}
291
292void mPSP2SetFrameLimiter(struct mGUIRunner* runner, bool limit) {
293	UNUSED(runner);
294	if (!frameLimiter && limit) {
295		MutexLock(&audioContext.mutex);
296		while (audioContext.samples) {
297			ConditionWait(&audioContext.cond, &audioContext.mutex);
298		}
299		MutexUnlock(&audioContext.mutex);
300	}
301	frameLimiter = limit;
302}
303
304void mPSP2Setup(struct mGUIRunner* runner) {
305	mCoreConfigSetDefaultIntValue(&runner->config, "threadedVideo", 1);
306	mCoreLoadForeignConfig(runner->core, &runner->config);
307
308	mPSP2MapKey(&runner->core->inputMap, SCE_CTRL_CROSS, GBA_KEY_A);
309	mPSP2MapKey(&runner->core->inputMap, SCE_CTRL_CIRCLE, GBA_KEY_B);
310	mPSP2MapKey(&runner->core->inputMap, SCE_CTRL_START, GBA_KEY_START);
311	mPSP2MapKey(&runner->core->inputMap, SCE_CTRL_SELECT, GBA_KEY_SELECT);
312	mPSP2MapKey(&runner->core->inputMap, SCE_CTRL_UP, GBA_KEY_UP);
313	mPSP2MapKey(&runner->core->inputMap, SCE_CTRL_DOWN, GBA_KEY_DOWN);
314	mPSP2MapKey(&runner->core->inputMap, SCE_CTRL_LEFT, GBA_KEY_LEFT);
315	mPSP2MapKey(&runner->core->inputMap, SCE_CTRL_RIGHT, GBA_KEY_RIGHT);
316	mPSP2MapKey(&runner->core->inputMap, SCE_CTRL_L1, GBA_KEY_L);
317	mPSP2MapKey(&runner->core->inputMap, SCE_CTRL_R1, GBA_KEY_R);
318
319	struct mInputAxis desc = { GBA_KEY_DOWN, GBA_KEY_UP, 192, 64 };
320	mInputBindAxis(&runner->core->inputMap, PSP2_INPUT, 0, &desc);
321	desc = (struct mInputAxis) { GBA_KEY_RIGHT, GBA_KEY_LEFT, 192, 64 };
322	mInputBindAxis(&runner->core->inputMap, PSP2_INPUT, 1, &desc);
323
324	unsigned width, height;
325	runner->core->desiredVideoDimensions(runner->core, &width, &height);
326	tex[0] = vita2d_create_empty_texture_format(256, toPow2(height), SCE_GXM_TEXTURE_FORMAT_X8U8U8U8_1BGR);
327	tex[1] = vita2d_create_empty_texture_format(256, toPow2(height), SCE_GXM_TEXTURE_FORMAT_X8U8U8U8_1BGR);
328	currentTex = 0;
329	screenshot = vita2d_create_empty_texture_format(256, toPow2(height), SCE_GXM_TEXTURE_FORMAT_X8U8U8U8_1BGR);
330
331	runner->core->setVideoBuffer(runner->core, vita2d_texture_get_datap(tex[currentTex]), 256);
332	runner->core->setAudioBufferSize(runner->core, PSP2_SAMPLES);
333
334	rotation.d.sample = _sampleRotation;
335	rotation.d.readTiltX = _readTiltX;
336	rotation.d.readTiltY = _readTiltY;
337	rotation.d.readGyroZ = _readGyroZ;
338	runner->core->setPeripheral(runner->core, mPERIPH_ROTATION, &rotation.d);
339
340	rumble.d.setRumble = _setRumble;
341	CircleBufferInit(&rumble.history, RUMBLE_PWM);
342	runner->core->setPeripheral(runner->core, mPERIPH_RUMBLE, &rumble.d);
343
344	camera.d.startRequestImage = _startRequestImage;
345	camera.d.stopRequestImage = _stopRequestImage;
346	camera.d.requestImage = _requestImage;
347	camera.buffer = NULL;
348	camera.cam = 1;
349	runner->core->setPeripheral(runner->core, mPERIPH_IMAGE_SOURCE, &camera.d);
350
351
352	stream.videoDimensionsChanged = NULL;
353	stream.postAudioFrame = NULL;
354	stream.postAudioBuffer = _postAudioBuffer;
355	stream.postVideoFrame = NULL;
356	runner->core->setAVStream(runner->core, &stream);
357
358	frameLimiter = true;
359	backdrop = vita2d_load_PNG_buffer(_binary_backdrop_png_start);
360
361	unsigned mode;
362	if (mCoreConfigGetUIntValue(&runner->config, "screenMode", &mode) && mode < SM_MAX) {
363		screenMode = mode;
364	}
365	if (mCoreConfigGetUIntValue(&runner->config, "camera", &mode)) {
366		camera.cam = mode;
367	}
368	int fakeBool;
369	if (mCoreConfigGetIntValue(&runner->config, "sgb.borderCrop", &fakeBool)) {
370		sgbCrop = fakeBool;
371	}
372}
373
374void mPSP2LoadROM(struct mGUIRunner* runner) {
375	float rate = 60.0f / 1.001f;
376	sceDisplayGetRefreshRate(&rate);
377	double ratio = GBAAudioCalculateRatio(1, rate, 1);
378	blip_set_rates(runner->core->getAudioChannel(runner->core, 0), runner->core->frequency(runner->core), 48000 * ratio);
379	blip_set_rates(runner->core->getAudioChannel(runner->core, 1), runner->core->frequency(runner->core), 48000 * ratio);
380
381	switch (runner->core->platform(runner->core)) {
382#ifdef M_CORE_GBA
383	case PLATFORM_GBA:
384		if (((struct GBA*) runner->core->board)->memory.hw.devices & (HW_TILT | HW_GYRO)) {
385			sceMotionStartSampling();
386		}
387		break;
388#endif
389#ifdef M_CORE_GB
390	case PLATFORM_GB:
391		if (((struct GB*) runner->core->board)->memory.mbcType == GB_MBC7) {
392			sceMotionStartSampling();
393		}
394		break;
395#endif
396	default:
397		break;
398	}
399
400	int fakeBool;
401	if (mCoreConfigGetIntValue(&runner->config, "interframeBlending", &fakeBool)) {
402		interframeBlending = fakeBool;
403	}
404
405	// Backcompat: Old versions of mGBA use an older binding system that has different mappings for L/R
406	if (!sceKernelIsPSVitaTV()) {
407		int key = mInputMapKey(&runner->core->inputMap, PSP2_INPUT, __builtin_ctz(SCE_CTRL_L2));
408		if (key >= 0) {
409			mPSP2MapKey(&runner->core->inputMap, SCE_CTRL_L1, key);
410		}
411		key = mInputMapKey(&runner->core->inputMap, PSP2_INPUT, __builtin_ctz(SCE_CTRL_R2));
412		if (key >= 0) {
413			mPSP2MapKey(&runner->core->inputMap, SCE_CTRL_R1, key);
414		}
415	}
416
417	MutexInit(&audioContext.mutex);
418	ConditionInit(&audioContext.cond);
419	memset(audioContext.buffer, 0, sizeof(audioContext.buffer));
420	audioContext.readOffset = 0;
421	audioContext.writeOffset = 0;
422	audioContext.running = true;
423	ThreadCreate(&audioThread, _audioThread, &audioContext);
424}
425
426
427void mPSP2UnloadROM(struct mGUIRunner* runner) {
428	switch (runner->core->platform(runner->core)) {
429#ifdef M_CORE_GBA
430	case PLATFORM_GBA:
431		if (((struct GBA*) runner->core->board)->memory.hw.devices & (HW_TILT | HW_GYRO)) {
432			sceMotionStopSampling();
433		}
434		break;
435#endif
436#ifdef M_CORE_GB
437	case PLATFORM_GB:
438		if (((struct GB*) runner->core->board)->memory.mbcType == GB_MBC7) {
439			sceMotionStopSampling();
440		}
441		break;
442#endif
443	default:
444		break;
445	}
446	audioContext.running = false;
447	ThreadJoin(&audioThread);
448}
449
450void mPSP2Paused(struct mGUIRunner* runner) {
451	UNUSED(runner);
452	struct SceCtrlActuator state = {
453		0,
454		0
455	};
456	sceCtrlSetActuator(1, &state);
457	frameLimiter = true;
458}
459
460void mPSP2Unpaused(struct mGUIRunner* runner) {
461	unsigned mode;
462	if (mCoreConfigGetUIntValue(&runner->config, "screenMode", &mode) && mode != screenMode) {
463		screenMode = mode;
464	}
465
466	if (mCoreConfigGetUIntValue(&runner->config, "camera", &mode)) {
467		if (mode != camera.cam) {
468			if (camera.buffer) {
469				sceCameraStop(camera.cam - 1);
470				sceCameraClose(camera.cam - 1);
471			}
472			camera.cam = mode;
473			if (camera.buffer) {
474				_resetCamera(&camera);
475			}
476		}
477	}
478
479	int fakeBool;
480	if (mCoreConfigGetIntValue(&runner->config, "interframeBlending", &fakeBool)) {
481		interframeBlending = fakeBool;
482	}
483
484	if (mCoreConfigGetIntValue(&runner->config, "sgb.borderCrop", &fakeBool)) {
485		sgbCrop = fakeBool;
486	}
487}
488
489void mPSP2Teardown(struct mGUIRunner* runner) {
490	UNUSED(runner);
491	CircleBufferDeinit(&rumble.history);
492	vita2d_free_texture(tex[0]);
493	vita2d_free_texture(tex[1]);
494	vita2d_free_texture(screenshot);
495	frameLimiter = true;
496}
497
498void _drawTex(vita2d_texture* t, unsigned width, unsigned height, bool faded, bool interframe) {
499	unsigned w = width;
500	unsigned h = height;
501	// Get greatest common divisor
502	while (w != 0) {
503		int temp = h % w;
504		h = w;
505		w = temp;
506	}
507	int gcd = h;
508	int aspectw = width / gcd;
509	int aspecth = height / gcd;
510	float scalex;
511	float scaley;
512
513	unsigned tint = 0x1FFFFFFF;
514	if (!faded) {
515		if (interframe) {
516			tint |= 0x60000000;
517		} else {
518			tint |= 0xE0000000;
519		}
520	} else if (!interframe) {
521		tint |= 0x20000000;
522	}
523
524	switch (screenMode) {
525	case SM_BACKDROP:
526	default:
527		vita2d_draw_texture_tint(backdrop, 0, 0, tint);
528		// Fall through
529	case SM_PLAIN:
530		if (sgbCrop && width == 256 && height == 224) {
531			w = 768;
532			h = 672;
533			scalex = 3;
534			scaley = 3;
535			break;
536		}
537		w = 960 / width;
538		h = 544 / height;
539		if (w * height > 544) {
540			scalex = h;
541			w = width * h;
542			h = height * h;
543		} else {
544			scalex = w;
545			w = width * w;
546			h = height * w;
547		}
548		scaley = scalex;
549		break;
550	case SM_ASPECT:
551		if (sgbCrop && width == 256 && height == 224) {
552			w = 967;
553			h = 846;
554			scalex = 34.0f / 9.0f;
555			scaley = scalex;
556			break;
557		}
558		w = 960 / aspectw;
559		h = 544 / aspecth;
560		if (w * aspecth > 544) {
561			w = aspectw * h;
562			h = aspecth * h;
563		} else {
564			w = aspectw * w;
565			h = aspecth * w;
566		}
567		scalex = w / (float) width;
568		scaley = scalex;
569		break;
570	case SM_FULL:
571		w = 960;
572		h = 544;
573		scalex = 960.0f / width;
574		scaley = 544.0f / height;
575		break;
576	}
577	vita2d_draw_texture_tint_part_scale(t,
578	                                    (960.0f - w) / 2.0f, (544.0f - h) / 2.0f,
579	                                    0, 0, width, height,
580	                                    scalex, scaley,
581	                                    tint);
582}
583
584void mPSP2Swap(struct mGUIRunner* runner) {
585	bool frameAvailable = true;
586	switch (runner->core->platform(runner->core)) {
587#ifdef M_CORE_GBA
588	case PLATFORM_GBA:
589		frameAvailable = ((struct GBA*) runner->core->board)->video.frameskipCounter <= 0;
590		break;
591#endif
592#ifdef M_CORE_GB
593	case PLATFORM_GB:
594		frameAvailable = ((struct GB*) runner->core->board)->video.frameskipCounter <= 0;
595		break;
596#endif
597	default:
598		break;
599	}
600	if (frameAvailable) {
601		currentTex = !currentTex;
602		runner->core->setVideoBuffer(runner->core, vita2d_texture_get_datap(tex[currentTex]), 256);
603	}
604}
605
606void mPSP2Draw(struct mGUIRunner* runner, bool faded) {
607	unsigned width, height;
608	runner->core->desiredVideoDimensions(runner->core, &width, &height);
609	if (interframeBlending) {
610		_drawTex(tex[!currentTex], width, height, faded, false);
611	}
612	_drawTex(tex[currentTex], width, height, faded, interframeBlending);
613}
614
615void mPSP2DrawScreenshot(struct mGUIRunner* runner, const uint32_t* pixels, unsigned width, unsigned height, bool faded) {
616	UNUSED(runner);
617	uint32_t* texpixels = vita2d_texture_get_datap(screenshot);
618	unsigned y;
619	for (y = 0; y < height; ++y) {
620		memcpy(&texpixels[256 * y], &pixels[width * y], width * 4);
621	}
622	_drawTex(screenshot, width, height, faded, false);
623}
624
625void mPSP2IncrementScreenMode(struct mGUIRunner* runner) {
626	screenMode = (screenMode + 1) % SM_MAX;
627	mCoreConfigSetUIntValue(&runner->config, "screenMode", screenMode);
628}
629
630bool mPSP2SystemPoll(struct mGUIRunner* runner) {
631	SceAppMgrSystemEvent event;
632	if (sceAppMgrReceiveSystemEvent(&event) < 0) {
633		return true;
634	}
635	if (event.systemEvent == SCE_APPMGR_SYSTEMEVENT_ON_RESUME) {
636		mLOG(GUI_PSP2, INFO, "Suspend detected, reloading save");
637		mCoreAutoloadSave(runner->core);
638	}
639	return true;
640}
641
642__attribute__((noreturn, weak)) void __assert_func(const char* file, int line, const char* func, const char* expr) {
643	printf("ASSERT FAILED: %s in %s at %s:%i\n", expr, func, file, line);
644	exit(1);
645}