int main (int argc, char *argv[]) { #ifdef HW_RVL /* initialize DVD device */ DI_Init(); #endif u16 usBetweenFrames; long long now, prev; /* Initialize OGC subsystems */ ogc_video__init(); ogc_input__init(); ogc_audio__init(); #ifdef HW_DOL /* Initialize GC DVD interface */ DVD_Init (); dvd_drive_detect(); #endif #ifdef HW_RVL /* Power Button callback */ SYS_SetPowerCallback(Power_Off); #endif /* Initialize FAT Interface */ if (fatInitDefault() == true) { fat_enabled = 1; } /* Default Config */ legal(); set_option_defaults (); config_load(); #ifdef HW_RVL /* Load SMB Settings */ loadSettings(); #endif /* Restore Recent Files list */ set_history_defaults(); history_load(); /* Initialize Virtual Machine */ init_machine (); /* Show Menu */ MainMenu(); ConfigRequested = 0; /* Initialize Frame timings */ frameticker = 0; usBetweenFrames = sms.display ? 20000 : 16666; prev = gettime(); /* Emulation Loop */ while (1) { /* update inputs */ ogc_input__update(); /* Frame synchronization */ if (gc_pal != sms.display) { /* use timers */ now = gettime(); if (diff_usec(prev, now) > usBetweenFrames) { /* Frame skipping */ prev = now; system_frame(1); } else { /* Delay */ while (diff_usec(prev, now) < usBetweenFrames) now = gettime(); /* Render Frame */ prev = now; system_frame(0); } } else { /* use VSync */ if (frameticker > 1) { /* Frame skipping */ frameticker--; system_frame (1); } else { /* Delay */ while (!frameticker) usleep(10); system_frame (0); } frameticker--; } /* update video & audio */ ogc_video__update(); ogc_audio__update(); /* Check for Menu request */ if (ConfigRequested) { /* reset AUDIO */ ogc_audio__reset(); /* go to menu */ MainMenu (); ConfigRequested = 0; ogc_video__reset(); /* reset frame timings */ frameticker = 0; usBetweenFrames = sms.display ? 20000 : 16666; prev = gettime(); } } return 0; }
int main (int argc, char *argv[]) { #ifdef HW_RVL /* initialize DVDX */ DI_Init(); #endif /* initialize hardware */ gx_video_Init(); gx_input_Init(); #ifdef HW_DOL DVD_Init (); dvd_drive_detect(); #endif /* initialize FAT devices */ if (fatInitDefault()) { /* check for default directories */ DIR_ITER *dir = NULL; /* base directory */ char pathname[MAXPATHLEN]; sprintf (pathname, DEFAULT_PATH); dir = diropen(pathname); if (dir == NULL) mkdir(pathname,S_IRWXU); else dirclose(dir); /* SRAM & Savestate files directory */ sprintf (pathname, "%s/saves",DEFAULT_PATH); dir = diropen(pathname); if (dir == NULL) mkdir(pathname,S_IRWXU); else dirclose(dir); /* Snapshot files directory */ sprintf (pathname, "%s/snaps",DEFAULT_PATH); dir = diropen(pathname); if (dir == NULL) mkdir(pathname,S_IRWXU); else dirclose(dir); /* Cheat files directory */ sprintf (pathname, "%s/cheats",DEFAULT_PATH); dir = diropen(pathname); if (dir == NULL) mkdir(pathname,S_IRWXU); else dirclose(dir); } /* initialize sound engine */ gx_audio_Init(); /* initialize core engine */ legal(); config_default(); history_default(); init_machine(); /* run any injected rom */ if (cart.romsize) { ARAMFetch((char *)cart.rom, (void *)0x8000, cart.romsize); reloadrom (cart.romsize,"INJECT.bin"); gx_video_Start(); gx_audio_Start(); frameticker = 1; } else { /* Main Menu */ ConfigRequested = 1; } /* initialize GUI engine */ GUI_Initialize(); #ifdef HW_RVL /* Power button callback */ SYS_SetPowerCallback(Power_Off); #endif /* main emulation loop */ while (1) { /* Main Menu request */ if (ConfigRequested) { /* stop video & audio */ gx_audio_Stop(); gx_video_Stop(); /* show menu */ MainMenu (); ConfigRequested = 0; /* start video & audio */ gx_audio_Start(); gx_video_Start(); frameticker = 1; } if (frameticker > 1) { /* skip frame */ system_frame(1); --frameticker; } else { while (frameticker < 1) usleep(10); /* render frame */ system_frame(0); --frameticker; /* update video */ gx_video_Update(); } /* update audio */ gx_audio_Update(); } return 0; }