src/feature/gui/gui-runner.c (view raw)
1/* Copyright (c) 2013-2016 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 "gui-runner.h"
7
8#include <mgba/core/core.h>
9#include <mgba/core/serialize.h>
10#include "feature/gui/gui-config.h"
11#include <mgba/internal/gba/gba.h>
12#include <mgba/internal/gba/input.h>
13#include <mgba/gba/interface.h>
14#include <mgba-util/gui/file-select.h>
15#include <mgba-util/gui/font.h>
16#include <mgba-util/gui/menu.h>
17#include <mgba-util/memory.h>
18#include <mgba-util/png-io.h>
19#include <mgba-util/vfs.h>
20
21#include <sys/time.h>
22
23mLOG_DECLARE_CATEGORY(GUI_RUNNER);
24mLOG_DEFINE_CATEGORY(GUI_RUNNER, "GUI Runner", "gui.runner");
25
26#define AUTOSAVE_GRANULARITY 600
27#define FPS_GRANULARITY 120
28#define FPS_BUFFER_SIZE 3
29
30enum {
31 RUNNER_CONTINUE = 1,
32 RUNNER_EXIT,
33 RUNNER_SAVE_STATE,
34 RUNNER_LOAD_STATE,
35 RUNNER_SCREENSHOT,
36 RUNNER_CONFIG,
37 RUNNER_RESET,
38 RUNNER_COMMAND_MASK = 0xFFFF
39};
40
41#define RUNNER_STATE(X) ((X) << 16)
42
43static const struct mInputPlatformInfo _mGUIKeyInfo = {
44 .platformName = "gui",
45 .keyId = (const char*[GUI_INPUT_MAX]) {
46 "Select",
47 "Back",
48 "Cancel",
49 "Up",
50 "Down",
51 "Left",
52 "Right",
53 [mGUI_INPUT_INCREASE_BRIGHTNESS] = "Increase solar brightness",
54 [mGUI_INPUT_DECREASE_BRIGHTNESS] = "Decrease solar brightness",
55 [mGUI_INPUT_SCREEN_MODE] = "Screen mode",
56 [mGUI_INPUT_SCREENSHOT] = "Take screenshot",
57 [mGUI_INPUT_FAST_FORWARD] = "Fast forward",
58 },
59 .nKeys = GUI_INPUT_MAX
60};
61
62static void _log(struct mLogger*, int category, enum mLogLevel level, const char* format, va_list args);
63
64static struct mGUILogger {
65 struct mLogger d;
66 struct VFile* vf;
67 int logLevel;
68} logger = {
69 .d = {
70 .log = _log
71 },
72 .vf = NULL,
73 .logLevel = 0
74};
75
76static bool _testExtensions(const char* name) {
77 char ext[PATH_MAX] = {};
78 separatePath(name, NULL, NULL, ext);
79
80 if (!strncmp(ext, "sav", PATH_MAX)) {
81 return false;
82 }
83 if (!strncmp(ext, "png", PATH_MAX)) {
84 return false;
85 }
86 if (!strncmp(ext, "ini", PATH_MAX)) {
87 return false;
88 }
89 if (!strncmp(ext, "ss", 2)) {
90 return false;
91 }
92}
93
94static void _drawBackground(struct GUIBackground* background, void* context) {
95 UNUSED(context);
96 struct mGUIBackground* gbaBackground = (struct mGUIBackground*) background;
97 if (gbaBackground->p->drawFrame) {
98 gbaBackground->p->drawFrame(gbaBackground->p, true);
99 }
100}
101
102static void _drawState(struct GUIBackground* background, void* id) {
103 struct mGUIBackground* gbaBackground = (struct mGUIBackground*) background;
104 int stateId = ((int) id) >> 16;
105 if (gbaBackground->p->drawScreenshot) {
106 unsigned w, h;
107 gbaBackground->p->core->desiredVideoDimensions(gbaBackground->p->core, &w, &h);
108 if (gbaBackground->screenshot && gbaBackground->screenshotId == (int) id) {
109 gbaBackground->p->drawScreenshot(gbaBackground->p, gbaBackground->screenshot, w, h, true);
110 return;
111 }
112 struct VFile* vf = mCoreGetState(gbaBackground->p->core, stateId, false);
113 color_t* pixels = gbaBackground->screenshot;
114 if (!pixels) {
115 pixels = anonymousMemoryMap(w * h * 4);
116 gbaBackground->screenshot = pixels;
117 }
118 bool success = false;
119 if (vf && isPNG(vf) && pixels) {
120 png_structp png = PNGReadOpen(vf, PNG_HEADER_BYTES);
121 png_infop info = png_create_info_struct(png);
122 png_infop end = png_create_info_struct(png);
123 if (png && info && end) {
124 success = PNGReadHeader(png, info);
125 success = success && PNGReadPixels(png, info, pixels, w, h, w);
126 success = success && PNGReadFooter(png, end);
127 }
128 PNGReadClose(png, info, end);
129 }
130 if (vf) {
131 vf->close(vf);
132 }
133 if (success) {
134 gbaBackground->p->drawScreenshot(gbaBackground->p, pixels, w, h, true);
135 gbaBackground->screenshotId = (int) id;
136 } else if (gbaBackground->p->drawFrame) {
137 gbaBackground->p->drawFrame(gbaBackground->p, true);
138 }
139 }
140}
141
142static void _updateLux(struct GBALuminanceSource* lux) {
143 UNUSED(lux);
144}
145
146static uint8_t _readLux(struct GBALuminanceSource* lux) {
147 struct mGUIRunnerLux* runnerLux = (struct mGUIRunnerLux*) lux;
148 int value = 0x16;
149 if (runnerLux->luxLevel > 0) {
150 value += GBA_LUX_LEVELS[runnerLux->luxLevel - 1];
151 }
152 return 0xFF - value;
153}
154
155static void _tryAutosave(struct mGUIRunner* runner) {
156 int autosave = false;
157 mCoreConfigGetIntValue(&runner->config, "autosave", &autosave);
158 if (!autosave) {
159 return;
160 }
161
162#ifdef DISABLE_THREADING
163 mCoreSaveState(runner->core, 0, SAVESTATE_SAVEDATA | SAVESTATE_RTC | SAVESTATE_METADATA);
164#else
165 if (!runner->autosave.buffer) {
166 runner->autosave.buffer = VFileMemChunk(NULL, 0);
167 }
168 MutexLock(&runner->autosave.mutex);
169 runner->autosave.core = runner->core;
170 mCoreSaveStateNamed(runner->core, runner->autosave.buffer, SAVESTATE_SAVEDATA | SAVESTATE_RTC | SAVESTATE_METADATA);
171 ConditionWake(&runner->autosave.cond);
172 MutexUnlock(&runner->autosave.mutex);
173#endif
174}
175
176void mGUIInit(struct mGUIRunner* runner, const char* port) {
177 GUIInit(&runner->params);
178 runner->port = port;
179 runner->core = NULL;
180 runner->luminanceSource.d.readLuminance = _readLux;
181 runner->luminanceSource.d.sample = _updateLux;
182 runner->luminanceSource.luxLevel = 0;
183 runner->background.d.draw = _drawBackground;
184 runner->background.p = runner;
185 runner->fps = 0;
186 runner->lastFpsCheck = 0;
187 runner->totalDelta = 0;
188 CircleBufferInit(&runner->fpsBuffer, FPS_BUFFER_SIZE * sizeof(uint32_t));
189
190 mInputMapInit(&runner->params.keyMap, &_mGUIKeyInfo);
191 mCoreConfigInit(&runner->config, runner->port);
192 // TODO: Do we need to load more defaults?
193 mCoreConfigSetDefaultIntValue(&runner->config, "volume", 0x100);
194 mCoreConfigSetDefaultValue(&runner->config, "idleOptimization", "detect");
195 mCoreConfigSetDefaultIntValue(&runner->config, "autoload", true);
196#ifdef DISABLE_THREADING
197 mCoreConfigSetDefaultIntValue(&runner->config, "autosave", false);
198#else
199 mCoreConfigSetDefaultIntValue(&runner->config, "autosave", true);
200#endif
201 mCoreConfigLoad(&runner->config);
202 mCoreConfigGetIntValue(&runner->config, "logLevel", &logger.logLevel);
203
204 char path[PATH_MAX];
205 mCoreConfigDirectory(path, PATH_MAX);
206 strncat(path, PATH_SEP "log", PATH_MAX - strlen(path));
207 logger.vf = VFileOpen(path, O_CREAT | O_WRONLY | O_APPEND);
208 mLogSetDefaultLogger(&logger.d);
209
210 const char* lastPath = mCoreConfigGetValue(&runner->config, "lastDirectory");
211 if (lastPath) {
212 strncpy(runner->params.currentPath, lastPath, PATH_MAX - 1);
213 runner->params.currentPath[PATH_MAX - 1] = '\0';
214 }
215
216#ifndef DISABLE_THREADING
217 if (!runner->autosave.running) {
218 runner->autosave.running = true;
219 MutexInit(&runner->autosave.mutex);
220 ConditionInit(&runner->autosave.cond);
221 ThreadCreate(&runner->autosave.thread, mGUIAutosaveThread, &runner->autosave);
222 }
223#endif
224}
225
226void mGUIDeinit(struct mGUIRunner* runner) {
227#ifndef DISABLE_THREADING
228 MutexLock(&runner->autosave.mutex);
229 runner->autosave.running = false;
230 ConditionWake(&runner->autosave.cond);
231 MutexUnlock(&runner->autosave.mutex);
232
233 ThreadJoin(runner->autosave.thread);
234
235 ConditionDeinit(&runner->autosave.cond);
236 MutexDeinit(&runner->autosave.mutex);
237
238 if (runner->autosave.buffer) {
239 runner->autosave.buffer->close(runner->autosave.buffer);
240 }
241#endif
242
243 if (runner->teardown) {
244 runner->teardown(runner);
245 }
246 CircleBufferDeinit(&runner->fpsBuffer);
247 mInputMapDeinit(&runner->params.keyMap);
248 mCoreConfigDeinit(&runner->config);
249 if (logger.vf) {
250 logger.vf->close(logger.vf);
251 logger.vf = NULL;
252 }
253}
254
255static void _log(struct mLogger* logger, int category, enum mLogLevel level, const char* format, va_list args) {
256 struct mGUILogger* guiLogger = (struct mGUILogger*) logger;
257 if (!guiLogger->vf) {
258 return;
259 }
260 if (!(guiLogger->logLevel & level)) {
261 return;
262 }
263
264 char log[256] = {0};
265 vsnprintf(log, sizeof(log) - 1, format, args);
266 char log2[256] = {0};
267 size_t len = snprintf(log2, sizeof(log2) - 1, "%s: %s\n", mLogCategoryName(category), log);
268 if (len >= sizeof(log2)) {
269 len = sizeof(log2) - 1;
270 }
271 guiLogger->vf->write(guiLogger->vf, log2, len);
272}
273
274void mGUIRun(struct mGUIRunner* runner, const char* path) {
275 struct mGUIBackground drawState = {
276 .d = {
277 .draw = _drawState
278 },
279 .p = runner,
280 .screenshot = 0,
281 .screenshotId = 0
282 };
283 struct GUIMenu pauseMenu = {
284 .title = "Game Paused",
285 .index = 0,
286 .background = &runner->background.d
287 };
288 struct GUIMenu stateSaveMenu = {
289 .title = "Save state",
290 .index = 0,
291 .background = &drawState.d
292 };
293 struct GUIMenu stateLoadMenu = {
294 .title = "Load state",
295 .index = 0,
296 .background = &drawState.d
297 };
298 GUIMenuItemListInit(&pauseMenu.items, 0);
299 GUIMenuItemListInit(&stateSaveMenu.items, 9);
300 GUIMenuItemListInit(&stateLoadMenu.items, 9);
301 *GUIMenuItemListAppend(&pauseMenu.items) = (struct GUIMenuItem) { .title = "Unpause", .data = (void*) RUNNER_CONTINUE };
302 *GUIMenuItemListAppend(&pauseMenu.items) = (struct GUIMenuItem) { .title = "Save state", .submenu = &stateSaveMenu };
303 *GUIMenuItemListAppend(&pauseMenu.items) = (struct GUIMenuItem) { .title = "Load state", .submenu = &stateLoadMenu };
304
305 *GUIMenuItemListAppend(&stateSaveMenu.items) = (struct GUIMenuItem) { .title = "State 1", .data = (void*) (RUNNER_SAVE_STATE | RUNNER_STATE(1)) };
306 *GUIMenuItemListAppend(&stateSaveMenu.items) = (struct GUIMenuItem) { .title = "State 2", .data = (void*) (RUNNER_SAVE_STATE | RUNNER_STATE(2)) };
307 *GUIMenuItemListAppend(&stateSaveMenu.items) = (struct GUIMenuItem) { .title = "State 3", .data = (void*) (RUNNER_SAVE_STATE | RUNNER_STATE(3)) };
308 *GUIMenuItemListAppend(&stateSaveMenu.items) = (struct GUIMenuItem) { .title = "State 4", .data = (void*) (RUNNER_SAVE_STATE | RUNNER_STATE(4)) };
309 *GUIMenuItemListAppend(&stateSaveMenu.items) = (struct GUIMenuItem) { .title = "State 5", .data = (void*) (RUNNER_SAVE_STATE | RUNNER_STATE(5)) };
310 *GUIMenuItemListAppend(&stateSaveMenu.items) = (struct GUIMenuItem) { .title = "State 6", .data = (void*) (RUNNER_SAVE_STATE | RUNNER_STATE(6)) };
311 *GUIMenuItemListAppend(&stateSaveMenu.items) = (struct GUIMenuItem) { .title = "State 7", .data = (void*) (RUNNER_SAVE_STATE | RUNNER_STATE(7)) };
312 *GUIMenuItemListAppend(&stateSaveMenu.items) = (struct GUIMenuItem) { .title = "State 8", .data = (void*) (RUNNER_SAVE_STATE | RUNNER_STATE(8)) };
313 *GUIMenuItemListAppend(&stateSaveMenu.items) = (struct GUIMenuItem) { .title = "State 9", .data = (void*) (RUNNER_SAVE_STATE | RUNNER_STATE(9)) };
314
315 *GUIMenuItemListAppend(&stateLoadMenu.items) = (struct GUIMenuItem) { .title = "Autosave", .data = (void*) (RUNNER_LOAD_STATE | RUNNER_STATE(0)) };
316 *GUIMenuItemListAppend(&stateLoadMenu.items) = (struct GUIMenuItem) { .title = "State 1", .data = (void*) (RUNNER_LOAD_STATE | RUNNER_STATE(1)) };
317 *GUIMenuItemListAppend(&stateLoadMenu.items) = (struct GUIMenuItem) { .title = "State 2", .data = (void*) (RUNNER_LOAD_STATE | RUNNER_STATE(2)) };
318 *GUIMenuItemListAppend(&stateLoadMenu.items) = (struct GUIMenuItem) { .title = "State 3", .data = (void*) (RUNNER_LOAD_STATE | RUNNER_STATE(3)) };
319 *GUIMenuItemListAppend(&stateLoadMenu.items) = (struct GUIMenuItem) { .title = "State 4", .data = (void*) (RUNNER_LOAD_STATE | RUNNER_STATE(4)) };
320 *GUIMenuItemListAppend(&stateLoadMenu.items) = (struct GUIMenuItem) { .title = "State 5", .data = (void*) (RUNNER_LOAD_STATE | RUNNER_STATE(5)) };
321 *GUIMenuItemListAppend(&stateLoadMenu.items) = (struct GUIMenuItem) { .title = "State 6", .data = (void*) (RUNNER_LOAD_STATE | RUNNER_STATE(6)) };
322 *GUIMenuItemListAppend(&stateLoadMenu.items) = (struct GUIMenuItem) { .title = "State 7", .data = (void*) (RUNNER_LOAD_STATE | RUNNER_STATE(7)) };
323 *GUIMenuItemListAppend(&stateLoadMenu.items) = (struct GUIMenuItem) { .title = "State 8", .data = (void*) (RUNNER_LOAD_STATE | RUNNER_STATE(8)) };
324 *GUIMenuItemListAppend(&stateLoadMenu.items) = (struct GUIMenuItem) { .title = "State 9", .data = (void*) (RUNNER_LOAD_STATE | RUNNER_STATE(9)) };
325
326 *GUIMenuItemListAppend(&pauseMenu.items) = (struct GUIMenuItem) { .title = "Take screenshot", .data = (void*) RUNNER_SCREENSHOT };
327 *GUIMenuItemListAppend(&pauseMenu.items) = (struct GUIMenuItem) { .title = "Configure", .data = (void*) RUNNER_CONFIG };
328 *GUIMenuItemListAppend(&pauseMenu.items) = (struct GUIMenuItem) { .title = "Reset game", .data = (void*) RUNNER_RESET };
329 *GUIMenuItemListAppend(&pauseMenu.items) = (struct GUIMenuItem) { .title = "Exit game", .data = (void*) RUNNER_EXIT };
330
331 runner->params.drawStart();
332 if (runner->params.guiPrepare) {
333 runner->params.guiPrepare();
334 }
335 GUIFontPrint(runner->params.font, runner->params.width / 2, (GUIFontHeight(runner->params.font) + runner->params.height) / 2, GUI_ALIGN_HCENTER, 0xFFFFFFFF, "Loading...");
336 if (runner->params.guiFinish) {
337 runner->params.guiFinish();
338 }
339 runner->params.drawEnd();
340
341 bool found = false;
342 mLOG(GUI_RUNNER, INFO, "Attempting to load %s", path);
343 runner->core = mCoreFind(path);
344 if (runner->core) {
345 mLOG(GUI_RUNNER, INFO, "Found core");
346 runner->core->init(runner->core);
347 mCoreInitConfig(runner->core, runner->port);
348 mInputMapInit(&runner->core->inputMap, &GBAInputInfo);
349 found = mCoreLoadFile(runner->core, path);
350 if (!found) {
351 mLOG(GUI_RUNNER, WARN, "Failed to load %s!", path);
352 runner->core->deinit(runner->core);
353 }
354 }
355
356 if (!found) {
357 mLOG(GUI_RUNNER, WARN, "Failed to find core for %s!", path);
358 GUIShowMessageBox(&runner->params, GUI_MESSAGE_BOX_OK, 240, "Load failed!");
359 return;
360 }
361 if (runner->core->platform(runner->core) == PLATFORM_GBA) {
362 runner->core->setPeripheral(runner->core, mPERIPH_GBA_LUMINANCE, &runner->luminanceSource.d);
363 }
364 mLOG(GUI_RUNNER, DEBUG, "Loading config...");
365 mCoreLoadForeignConfig(runner->core, &runner->config);
366
367 mLOG(GUI_RUNNER, DEBUG, "Loading save...");
368 mCoreAutoloadSave(runner->core);
369 mCoreAutoloadCheats(runner->core);
370 if (runner->setup) {
371 mLOG(GUI_RUNNER, DEBUG, "Setting up runner...");
372 runner->setup(runner);
373 }
374 if (runner->config.port && runner->keySources) {
375 mLOG(GUI_RUNNER, DEBUG, "Loading key sources for %s...", runner->config.port);
376 size_t i;
377 for (i = 0; runner->keySources[i].id; ++i) {
378 mInputMapLoad(&runner->core->inputMap, runner->keySources[i].id, mCoreConfigGetInput(&runner->config));
379 }
380 }
381 mLOG(GUI_RUNNER, DEBUG, "Reseting...");
382 runner->core->reset(runner->core);
383 mLOG(GUI_RUNNER, DEBUG, "Reset!");
384
385
386 int autoload = false;
387 mCoreConfigGetIntValue(&runner->config, "autoload", &autoload);
388 if (autoload) {
389 mCoreLoadState(runner->core, 0, SAVESTATE_SCREENSHOT | SAVESTATE_RTC);
390 }
391
392 bool running = true;
393
394#ifndef DISABLE_THREADING
395 MutexLock(&runner->autosave.mutex);
396 runner->autosave.core = runner->core;
397 MutexUnlock(&runner->autosave.mutex);
398#endif
399
400 if (runner->gameLoaded) {
401 runner->gameLoaded(runner);
402 }
403 mLOG(GUI_RUNNER, INFO, "Game starting");
404 while (running) {
405 CircleBufferClear(&runner->fpsBuffer);
406 runner->totalDelta = 0;
407 runner->fps = 0;
408 struct timeval tv;
409 gettimeofday(&tv, 0);
410 runner->lastFpsCheck = 1000000LL * tv.tv_sec + tv.tv_usec;
411
412 int frame = 0;
413 while (running) {
414 if (runner->running) {
415 running = runner->running(runner);
416 if (!running) {
417 break;
418 }
419 }
420 uint32_t guiKeys;
421 uint32_t heldKeys;
422 GUIPollInput(&runner->params, &guiKeys, &heldKeys);
423 if (guiKeys & (1 << GUI_INPUT_CANCEL)) {
424 break;
425 }
426 if (guiKeys & (1 << mGUI_INPUT_INCREASE_BRIGHTNESS)) {
427 if (runner->luminanceSource.luxLevel < 10) {
428 ++runner->luminanceSource.luxLevel;
429 }
430 }
431 if (guiKeys & (1 << mGUI_INPUT_DECREASE_BRIGHTNESS)) {
432 if (runner->luminanceSource.luxLevel > 0) {
433 --runner->luminanceSource.luxLevel;
434 }
435 }
436 if (guiKeys & (1 << mGUI_INPUT_SCREEN_MODE) && runner->incrementScreenMode) {
437 runner->incrementScreenMode(runner);
438 }
439 if (guiKeys & (1 << mGUI_INPUT_SCREENSHOT)) {
440 mCoreTakeScreenshot(runner->core);
441 }
442 if (heldKeys & (1 << mGUI_INPUT_FAST_FORWARD)) {
443 runner->setFrameLimiter(runner, false);
444 } else {
445 runner->setFrameLimiter(runner, true);
446 }
447 uint16_t keys = runner->pollGameInput(runner);
448 if (runner->prepareForFrame) {
449 runner->prepareForFrame(runner);
450 }
451 runner->core->setKeys(runner->core, keys);
452 runner->core->runFrame(runner->core);
453 if (runner->drawFrame) {
454 int drawFps = false;
455 mCoreConfigGetIntValue(&runner->config, "fpsCounter", &drawFps);
456
457 runner->params.drawStart();
458 runner->drawFrame(runner, false);
459 if (drawFps) {
460 if (runner->params.guiPrepare) {
461 runner->params.guiPrepare();
462 }
463 GUIFontPrintf(runner->params.font, 0, GUIFontHeight(runner->params.font), GUI_ALIGN_LEFT, 0x7FFFFFFF, "%.2f fps", runner->fps);
464 if (runner->params.guiFinish) {
465 runner->params.guiFinish();
466 }
467 }
468 runner->params.drawEnd();
469
470 if (runner->core->frameCounter(runner->core) % FPS_GRANULARITY == 0) {
471 if (drawFps) {
472 struct timeval tv;
473 gettimeofday(&tv, 0);
474 uint64_t t = 1000000LL * tv.tv_sec + tv.tv_usec;
475 uint64_t delta = t - runner->lastFpsCheck;
476 runner->lastFpsCheck = t;
477 if (delta > 0x7FFFFFFFLL) {
478 CircleBufferClear(&runner->fpsBuffer);
479 runner->fps = 0;
480 }
481 if (CircleBufferSize(&runner->fpsBuffer) == CircleBufferCapacity(&runner->fpsBuffer)) {
482 int32_t last;
483 CircleBufferRead32(&runner->fpsBuffer, &last);
484 runner->totalDelta -= last;
485 }
486 CircleBufferWrite32(&runner->fpsBuffer, delta);
487 runner->totalDelta += delta;
488 runner->fps = (CircleBufferSize(&runner->fpsBuffer) * FPS_GRANULARITY * 1000000.0f) / (runner->totalDelta * sizeof(uint32_t));
489 }
490 }
491 if (frame == AUTOSAVE_GRANULARITY) {
492 frame = 0;
493 _tryAutosave(runner);
494 }
495 ++frame;
496 }
497 }
498
499 if (runner->paused) {
500 runner->paused(runner);
501 }
502 GUIInvalidateKeys(&runner->params);
503 uint32_t keys = 0xFFFFFFFF; // Huge hack to avoid an extra variable!
504 struct GUIMenuItem* item;
505 enum GUIMenuExitReason reason = GUIShowMenu(&runner->params, &pauseMenu, &item);
506 if (reason == GUI_MENU_EXIT_ACCEPT) {
507 switch (((int) item->data) & RUNNER_COMMAND_MASK) {
508 case RUNNER_EXIT:
509 running = false;
510 keys = 0;
511 break;
512 case RUNNER_RESET:
513 runner->core->reset(runner->core);
514 break;
515 case RUNNER_SAVE_STATE:
516 mCoreSaveState(runner->core, ((int) item->data) >> 16, SAVESTATE_SCREENSHOT | SAVESTATE_SAVEDATA | SAVESTATE_RTC | SAVESTATE_METADATA);
517 break;
518 case RUNNER_LOAD_STATE:
519 mCoreLoadState(runner->core, ((int) item->data) >> 16, SAVESTATE_SCREENSHOT | SAVESTATE_RTC);
520 break;
521 case RUNNER_SCREENSHOT:
522 mCoreTakeScreenshot(runner->core);
523 break;
524 case RUNNER_CONFIG:
525 mGUIShowConfig(runner, runner->configExtra, runner->nConfigExtra);
526 break;
527 case RUNNER_CONTINUE:
528 break;
529 }
530 }
531 int frames = 0;
532 GUIPollInput(&runner->params, 0, &keys);
533 while (keys && frames < 30) {
534 ++frames;
535 runner->params.drawStart();
536 runner->drawFrame(runner, true);
537 runner->params.drawEnd();
538 GUIPollInput(&runner->params, 0, &keys);
539 }
540 if (runner->unpaused) {
541 runner->unpaused(runner);
542 }
543 }
544 mLOG(GUI_RUNNER, DEBUG, "Shutting down...");
545 if (runner->gameUnloaded) {
546 runner->gameUnloaded(runner);
547 }
548#ifndef DISABLE_THREADING
549 MutexLock(&runner->autosave.mutex);
550 runner->autosave.core = NULL;
551 MutexUnlock(&runner->autosave.mutex);
552#endif
553
554 int autosave = false;
555 mCoreConfigGetIntValue(&runner->config, "autosave", &autosave);
556 if (autosave) {
557 mCoreSaveState(runner->core, 0, SAVESTATE_SAVEDATA | SAVESTATE_RTC | SAVESTATE_METADATA);
558 }
559
560 mLOG(GUI_RUNNER, DEBUG, "Unloading game...");
561 runner->core->unloadROM(runner->core);
562 drawState.screenshotId = 0;
563 if (drawState.screenshot) {
564 unsigned w, h;
565 runner->core->desiredVideoDimensions(runner->core, &w, &h);
566 mappedMemoryFree(drawState.screenshot, w * h * 4);
567 }
568
569 if (runner->config.port) {
570 mLOG(GUI_RUNNER, DEBUG, "Saving key sources...");
571 if (runner->keySources) {
572 size_t i;
573 for (i = 0; runner->keySources[i].id; ++i) {
574 mInputMapSave(&runner->core->inputMap, runner->keySources[i].id, mCoreConfigGetInput(&runner->config));
575 mInputMapSave(&runner->params.keyMap, runner->keySources[i].id, mCoreConfigGetInput(&runner->config));
576 }
577 }
578 mCoreConfigSave(&runner->config);
579 }
580 mInputMapDeinit(&runner->core->inputMap);
581 mLOG(GUI_RUNNER, DEBUG, "Deinitializing core...");
582 runner->core->deinit(runner->core);
583 runner->core = NULL;
584
585 GUIMenuItemListDeinit(&pauseMenu.items);
586 GUIMenuItemListDeinit(&stateSaveMenu.items);
587 GUIMenuItemListDeinit(&stateLoadMenu.items);
588 mLOG(GUI_RUNNER, INFO, "Game stopped!");
589}
590
591void mGUIRunloop(struct mGUIRunner* runner) {
592 if (runner->keySources) {
593 mLOG(GUI_RUNNER, DEBUG, "Loading key sources for %s...", runner->config.port);
594 size_t i;
595 for (i = 0; runner->keySources[i].id; ++i) {
596 mInputMapLoad(&runner->params.keyMap, runner->keySources[i].id, mCoreConfigGetInput(&runner->config));
597 }
598 }
599 while (true) {
600 char path[PATH_MAX];
601 if (!GUISelectFile(&runner->params, path, sizeof(path), _testExtensions, NULL)) {
602 break;
603 }
604 mCoreConfigSetValue(&runner->config, "lastDirectory", runner->params.currentPath);
605 mCoreConfigSave(&runner->config);
606 mGUIRun(runner, path);
607 }
608}
609
610#ifndef DISABLE_THREADING
611THREAD_ENTRY mGUIAutosaveThread(void* context) {
612 struct mGUIAutosaveContext* autosave = context;
613 MutexLock(&autosave->mutex);
614 while (autosave->running) {
615 ConditionWait(&autosave->cond, &autosave->mutex);
616 if (autosave->running && autosave->core) {
617 struct VFile* vf = mCoreGetState(autosave->core, 0, true);
618 void* mem = autosave->buffer->map(autosave->buffer, autosave->buffer->size(autosave->buffer), MAP_READ);
619 vf->write(vf, mem, autosave->buffer->size(autosave->buffer));
620 autosave->buffer->unmap(autosave->buffer, mem, autosave->buffer->size(autosave->buffer));
621 vf->close(vf);
622 }
623 }
624 MutexUnlock(&autosave->mutex);
625}
626#endif