bool retro_load_game(const struct retro_game_info* game) {
if (game->data) {
data = malloc(game->size);
memcpy(data, game->data, game->size);
rom = VFileFromMemory(data, game->size);
} else {
data = 0;
rom = VFileOpen(game->path, O_RDONLY);
}
if (!rom) {
return false;
}
if (!GBAIsROM(rom)) {
return false;
}
savedata = malloc(SIZE_CART_FLASH1M);
save = VFileFromMemory(savedata, SIZE_CART_FLASH1M);
GBALoadROM(&gba, rom, save, game->path);
GBAOverrideApplyDefaults(&gba);
ARMReset(&cpu);
return true;
}
bool retro_load_game(const struct retro_game_info* game) {
struct VFile* rom;
if (game->data) {
data = anonymousMemoryMap(game->size);
dataSize = game->size;
memcpy(data, game->data, game->size);
rom = VFileFromMemory(data, game->size);
} else {
data = 0;
rom = VFileOpen(game->path, O_RDONLY);
}
if (!rom) {
return false;
}
core = NULL;
#ifdef M_CORE_GBA
if (!core && GBAIsROM(rom)) {
core = GBACoreCreate();
}
#endif
#ifdef M_CORE_GB
if (!core && GBIsROM(rom)) {
core = GBCoreCreate();
}
#endif
if (!core) {
rom->close(rom);
mappedMemoryFree(data, game->size);
return false;
}
mCoreInitConfig(core, NULL);
core->init(core);
core->setAVStream(core, &stream);
outputBuffer = malloc(256 * VIDEO_VERTICAL_PIXELS * BYTES_PER_PIXEL);
core->setVideoBuffer(core, outputBuffer, 256);
core->setAudioBufferSize(core, SAMPLES);
blip_set_rates(core->getAudioChannel(core, 0), core->frequency(core), 32768);
blip_set_rates(core->getAudioChannel(core, 1), core->frequency(core), 32768);
core->setRumble(core, &rumble);
#ifdef M_CORE_GBA
if (core->platform(core) == PLATFORM_GBA) {
struct GBA* gba = core->board;
gba->luminanceSource = &lux;
const char* sysDir = 0;
if (environCallback(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &sysDir)) {
char biosPath[PATH_MAX];
snprintf(biosPath, sizeof(biosPath), "%s%s%s", sysDir, PATH_SEP, "gba_bios.bin");
struct VFile* bios = VFileOpen(biosPath, O_RDONLY);
if (bios) {
core->loadBIOS(core, bios, 0);
}
}
GBACheatDeviceCreate(&cheats);
GBACheatAttachDevice(gba, &cheats);
GBACheatSetInit(&cheatSet, "libretro");
GBACheatAddSet(&cheats, &cheatSet);
}
#endif
savedata = anonymousMemoryMap(SIZE_CART_FLASH1M);
struct VFile* save = VFileFromMemory(savedata, SIZE_CART_FLASH1M);
_reloadSettings();
core->loadROM(core, rom);
core->loadSave(core, save);
core->reset(core);
return true;
}
