예제 #1
0
int setting_string_action_left_driver(void *data,
      bool wraparound)
{
   driver_ctx_info_t drv;
   rarch_setting_t *setting = (rarch_setting_t*)data;

   if (!setting)
      return -1;

   drv.label = setting->name;
   drv.s     = setting->value.target.string;
   drv.len   = setting->size;

   if (!driver_ctl(RARCH_DRIVER_CTL_FIND_PREV, &drv))
   {
      settings_t *settings = config_get_ptr();

      if (settings && settings->bools.menu_navigation_wraparound_enable)
      {
         drv.label = setting->name;
         drv.s     = setting->value.target.string;
         drv.len   = setting->size;
         driver_ctl(RARCH_DRIVER_CTL_FIND_LAST, &drv);
      }
   }

   if (setting->change_handler)
      setting->change_handler(setting);

   return 0;
}
예제 #2
0
void find_location_driver(void)
{
   int i;
   driver_ctx_info_t drv;
   settings_t *settings = config_get_ptr();

   drv.label = "location_driver";
   drv.s     = settings->location.driver;

   driver_ctl(RARCH_DRIVER_CTL_FIND_INDEX, &drv);

   i = drv.len;

   if (i >= 0)
      location_driver = (const location_driver_t*)location_driver_find_handle(i);
   else
   {
      unsigned d;
      RARCH_ERR("Couldn't find any location driver named \"%s\"\n",
            settings->location.driver);
      RARCH_LOG_OUTPUT("Available location drivers are:\n");
      for (d = 0; location_driver_find_handle(d); d++)
         RARCH_LOG_OUTPUT("\t%s\n", location_driver_find_ident(d));
       
      RARCH_WARN("Going to default to first location driver...\n");
       
      location_driver = (const location_driver_t*)location_driver_find_handle(0);

      if (!location_driver)
         retro_fail(1, "find_location_driver()");
   }
}
예제 #3
0
/**
 * check_fast_forward_button:
 * @fastforward_pressed  : is fastforward key pressed?
 * @hold_pressed         : is fastforward key pressed and held?
 * @old_hold_pressed     : was fastforward key pressed and held the last frame?
 *
 * Checks if the fast forward key has been pressed for this frame.
 *
 **/
static void check_fast_forward_button(bool fastforward_pressed,
      bool hold_pressed, bool old_hold_pressed)
{
   /* To avoid continous switching if we hold the button down, we require
    * that the button must go from pressed to unpressed back to pressed
    * to be able to toggle between then.
    */
   if (fastforward_pressed)
   {
      if (input_driver_ctl(RARCH_INPUT_CTL_IS_NONBLOCK_STATE, NULL))
         input_driver_ctl(RARCH_INPUT_CTL_UNSET_NONBLOCK_STATE, NULL);
      else
         input_driver_ctl(RARCH_INPUT_CTL_SET_NONBLOCK_STATE, NULL);
   }
   else if (old_hold_pressed != hold_pressed)
   {
      if (hold_pressed)
         input_driver_ctl(RARCH_INPUT_CTL_SET_NONBLOCK_STATE, NULL);
      else
         input_driver_ctl(RARCH_INPUT_CTL_UNSET_NONBLOCK_STATE, NULL);
   }
   else
      return;

   driver_ctl(RARCH_DRIVER_CTL_SET_NONBLOCK_STATE, NULL);
}
예제 #4
0
/**
 * main_exit:
 *
 * Cleanly exit RetroArch.
 *
 * Also saves configuration files to disk,
 * and (optionally) autosave state.
 **/
void main_exit(void *args)
{
   settings_t *settings                  = config_get_ptr();

   event_cmd_ctl(EVENT_CMD_MENU_SAVE_CURRENT_CONFIG, NULL);

   if (content_ctl(CONTENT_CTL_IS_INITED, NULL))
   {
#ifdef HAVE_MENU
      /* Do not want menu context to live any more. */
      menu_driver_ctl(RARCH_MENU_CTL_UNSET_OWN_DRIVER, NULL);
#endif
      rarch_main_deinit();
   }

   event_cmd_ctl(EVENT_CMD_PERFCNT_REPORT_FRONTEND_LOG, NULL);

#if defined(HAVE_LOGGER) && !defined(ANDROID)
   logger_shutdown();
#endif

   frontend_driver_deinit(args);
   frontend_driver_exitspawn(settings->libretro,
         sizeof(settings->libretro));

   rarch_ctl(RARCH_CTL_DESTROY, NULL);

   ui_companion_driver_deinit();

   frontend_driver_shutdown(false);

   driver_ctl(RARCH_DRIVER_CTL_DEINIT, NULL);
   ui_companion_driver_free();
   frontend_driver_free();
}
예제 #5
0
/**
 * main_exit:
 *
 * Cleanly exit RetroArch.
 *
 * Also saves configuration files to disk,
 * and (optionally) autosave state.
 **/
void main_exit(void *args)
{
   settings_t *settings = config_get_ptr();

   if (settings->config_save_on_exit)
      command_event(CMD_EVENT_MENU_SAVE_CURRENT_CONFIG, NULL);

#ifdef HAVE_MENU
   /* Do not want menu context to live any more. */
   menu_driver_ctl(RARCH_MENU_CTL_UNSET_OWN_DRIVER, NULL);
#endif
   rarch_ctl(RARCH_CTL_MAIN_DEINIT, NULL);

   command_event(CMD_EVENT_PERFCNT_REPORT_FRONTEND_LOG, NULL);

#if defined(HAVE_LOGGER) && !defined(ANDROID)
   logger_shutdown();
#endif

   frontend_driver_deinit(args);
   frontend_driver_exitspawn(
         path_get_ptr(RARCH_PATH_CORE),
         path_get_realsize(RARCH_PATH_CORE));

   rarch_ctl(RARCH_CTL_DESTROY, NULL);

   ui_companion_driver_deinit();

   frontend_driver_shutdown(false);

   driver_ctl(RARCH_DRIVER_CTL_DEINIT, NULL);
   ui_companion_driver_free();
   frontend_driver_free();
}
예제 #6
0
void find_record_driver(void)
{
   int i;
   driver_ctx_info_t drv;
   settings_t *settings = config_get_ptr();

   drv.label = "record_driver";
   drv.s     = settings->arrays.record_driver;

   driver_ctl(RARCH_DRIVER_CTL_FIND_INDEX, &drv);

   i = (int)drv.len;

   if (i >= 0)
      recording_driver = (const record_driver_t*)record_driver_find_handle(i);
   else
   {
      if (verbosity_is_enabled())
      {
         unsigned d;

         RARCH_ERR("Couldn't find any record driver named \"%s\"\n",
               settings->arrays.record_driver);
         RARCH_LOG_OUTPUT("Available record drivers are:\n");
         for (d = 0; record_driver_find_handle(d); d++)
            RARCH_LOG_OUTPUT("\t%s\n", record_driver_find_ident(d));
         RARCH_WARN("Going to default to first record driver...\n");
      }

      recording_driver = (const record_driver_t*)record_driver_find_handle(0);

      if (!recording_driver)
         retroarch_fail(1, "find_record_driver()");
   }
}
예제 #7
0
static void menu_driver_toggle(bool latch)
{
   retro_keyboard_event_t *key_event          = NULL;
   retro_keyboard_event_t *frontend_key_event = NULL;
   settings_t                 *settings       = config_get_ptr();
   
   menu_driver_ctl(RARCH_MENU_CTL_TOGGLE, &latch);

   if (latch)
      menu_driver_ctl(RARCH_MENU_CTL_SET_ALIVE, NULL);
   else
      menu_driver_ctl(RARCH_MENU_CTL_UNSET_ALIVE, NULL);

   runloop_ctl(RUNLOOP_CTL_FRONTEND_KEY_EVENT_GET, &frontend_key_event);
   runloop_ctl(RUNLOOP_CTL_KEY_EVENT_GET,          &key_event);

   if (menu_driver_ctl(RARCH_MENU_CTL_IS_ALIVE, NULL))
   {
      bool refresh = false;
      menu_entries_ctl(MENU_ENTRIES_CTL_SET_REFRESH, &refresh);

      /* Menu should always run with vsync on. */
      command_event(CMD_EVENT_VIDEO_SET_BLOCKING_STATE, NULL);
      /* Stop all rumbling before entering the menu. */
      command_event(CMD_EVENT_RUMBLE_STOP, NULL);

      if (settings->menu.pause_libretro)
         command_event(CMD_EVENT_AUDIO_STOP, NULL);

      /* Override keyboard callback to redirect to menu instead.
       * We'll use this later for something ... */

      if (key_event && frontend_key_event)
      {
         *frontend_key_event        = *key_event;
         *key_event                 = menu_input_key_event;

         runloop_ctl(RUNLOOP_CTL_SET_FRAME_TIME_LAST, NULL);
      }
   }
   else
   {
      if (!runloop_ctl(RUNLOOP_CTL_IS_SHUTDOWN, NULL))
         driver_ctl(RARCH_DRIVER_CTL_SET_NONBLOCK_STATE, NULL);

      if (settings && settings->menu.pause_libretro)
         command_event(CMD_EVENT_AUDIO_START, NULL);

      /* Prevent stray input from going to libretro core */
      input_driver_set_flushing_input();

      /* Restore libretro keyboard callback. */
      if (key_event && frontend_key_event)
         *key_event = *frontend_key_event;
   }
}
예제 #8
0
static void driver_adjust_system_rates(void)
{
   audio_driver_monitor_adjust_system_rates();
   video_driver_monitor_adjust_system_rates();

   if (!video_driver_get_ptr(false))
      return;

   if (runloop_ctl(RUNLOOP_CTL_IS_NONBLOCK_FORCED, NULL))
      command_event(CMD_EVENT_VIDEO_SET_NONBLOCKING_STATE, NULL);
   else
      driver_ctl(RARCH_DRIVER_CTL_SET_NONBLOCK_STATE, NULL);
}
예제 #9
0
static void event_deinit_core(bool reinit)
{
#ifdef HAVE_CHEEVOS
   cheevos_ctl(CHEEVOS_CTL_UNLOAD, NULL);
#endif

   core_ctl(CORE_CTL_RETRO_UNLOAD_GAME, NULL);
   core_ctl(CORE_CTL_RETRO_DEINIT, NULL);

   if (reinit)
   {
      int flags = DRIVERS_CMD_ALL;
      driver_ctl(RARCH_DRIVER_CTL_UNINIT, &flags);
   }

   /* auto overrides: reload the original config */
   if (runloop_ctl(RUNLOOP_CTL_IS_OVERRIDES_ACTIVE, NULL))
   {
      config_unload_override();
      runloop_ctl(RUNLOOP_CTL_UNSET_OVERRIDES_ACTIVE, NULL);
   }
}
예제 #10
0
bool input_driver_find_driver(void)
{
   int i;
   driver_ctx_info_t drv;
   settings_t *settings = config_get_ptr();

   drv.label = "input_driver";
   drv.s     = settings->input.driver;

   driver_ctl(RARCH_DRIVER_CTL_FIND_INDEX, &drv);

   i = drv.len;

   if (i >= 0)
      current_input = (const input_driver_t*)
         input_driver_find_handle(i);
   else
   {
      unsigned d;
      RARCH_ERR("Couldn't find any input driver named \"%s\"\n",
            settings->input.driver);
      RARCH_LOG_OUTPUT("Available input drivers are:\n");
      for (d = 0; input_driver_find_handle(d); d++)
         RARCH_LOG_OUTPUT("\t%s\n", input_driver_find_ident(d));
      RARCH_WARN("Going to default to first input driver...\n");

      current_input = (const input_driver_t*)
         input_driver_find_handle(0);

      if (current_input)
         return true;
      retroarch_fail(1, "find_input_driver()");
      return false;
   }

   return true;
}
예제 #11
0
bool runloop_ctl(enum runloop_ctl_state state, void *data)
{

   switch (state)
   {
      case RUNLOOP_CTL_SHADER_DIR_DEINIT:
         shader_dir_free(&runloop_shader_dir);
         break;
      case RUNLOOP_CTL_SHADER_DIR_INIT:
         return shader_dir_init(&runloop_shader_dir);
      case RUNLOOP_CTL_SYSTEM_INFO_INIT:
         core_get_system_info(&runloop_system.info);

         if (!runloop_system.info.library_name)
            runloop_system.info.library_name = msg_hash_to_str(MSG_UNKNOWN);
         if (!runloop_system.info.library_version)
            runloop_system.info.library_version = "v0";

         video_driver_set_title_buf();

         strlcpy(runloop_system.valid_extensions,
               runloop_system.info.valid_extensions ?
               runloop_system.info.valid_extensions : DEFAULT_EXT,
               sizeof(runloop_system.valid_extensions));
         break;
      case RUNLOOP_CTL_GET_CORE_OPTION_SIZE:
         {
            unsigned *idx = (unsigned*)data;
            if (!idx)
               return false;
            *idx = core_option_manager_size(runloop_core_options);
         }
         break;
      case RUNLOOP_CTL_HAS_CORE_OPTIONS:
         return runloop_core_options;
      case RUNLOOP_CTL_CORE_OPTIONS_LIST_GET:
         {
            core_option_manager_t **coreopts = (core_option_manager_t**)data;
            if (!coreopts)
               return false;
            *coreopts = runloop_core_options;
         }
         break;
      case RUNLOOP_CTL_SYSTEM_INFO_GET:
         {
            rarch_system_info_t **system = (rarch_system_info_t**)data;
            if (!system)
               return false;
            *system = &runloop_system;
         }
         break;
      case RUNLOOP_CTL_SYSTEM_INFO_FREE:

         /* No longer valid. */
         if (runloop_system.subsystem.data)
            free(runloop_system.subsystem.data);
         runloop_system.subsystem.data = NULL;
         runloop_system.subsystem.size = 0;
         
         if (runloop_system.ports.data)
            free(runloop_system.ports.data);
         runloop_system.ports.data = NULL;
         runloop_system.ports.size = 0;
         
         if (runloop_system.mmaps.descriptors)
            free((void *)runloop_system.mmaps.descriptors);
         runloop_system.mmaps.descriptors     = NULL;
         runloop_system.mmaps.num_descriptors = 0;
         
         runloop_key_event          = NULL;
         runloop_frontend_key_event = NULL;

         audio_driver_unset_callback();
         memset(&runloop_system, 0, sizeof(rarch_system_info_t));
         break;
      case RUNLOOP_CTL_SET_FRAME_TIME_LAST:
         runloop_frame_time_last_enable = true;
         break;
      case RUNLOOP_CTL_UNSET_FRAME_TIME_LAST:
         if (!runloop_ctl(RUNLOOP_CTL_IS_FRAME_TIME_LAST, NULL))
            return false;
         runloop_frame_time_last        = 0;
         runloop_frame_time_last_enable = false;
         break;
      case RUNLOOP_CTL_SET_OVERRIDES_ACTIVE:
         runloop_overrides_active = true;
         break;
      case RUNLOOP_CTL_UNSET_OVERRIDES_ACTIVE:
         runloop_overrides_active = false; 
         break;
      case RUNLOOP_CTL_IS_OVERRIDES_ACTIVE:
         return runloop_overrides_active;
      case RUNLOOP_CTL_SET_GAME_OPTIONS_ACTIVE:
         runloop_game_options_active = true;
         break;
      case RUNLOOP_CTL_UNSET_GAME_OPTIONS_ACTIVE:
         runloop_game_options_active = false;
         break;
      case RUNLOOP_CTL_IS_GAME_OPTIONS_ACTIVE:
         return runloop_game_options_active;
      case RUNLOOP_CTL_IS_FRAME_TIME_LAST:
         return runloop_frame_time_last_enable;
      case RUNLOOP_CTL_SET_FRAME_LIMIT:
         runloop_set_frame_limit = true;
         break;
      case RUNLOOP_CTL_UNSET_FRAME_LIMIT:
         runloop_set_frame_limit = false;
         break;
      case RUNLOOP_CTL_SHOULD_SET_FRAME_LIMIT:
         return runloop_set_frame_limit;
      case RUNLOOP_CTL_GET_PERFCNT:
         {
            bool **perfcnt = (bool**)data;
            if (!perfcnt)
               return false;
            *perfcnt = &runloop_perfcnt_enable;
         }
         break;
      case RUNLOOP_CTL_SET_PERFCNT_ENABLE:
         runloop_perfcnt_enable = true;
         break;
      case RUNLOOP_CTL_UNSET_PERFCNT_ENABLE:
         runloop_perfcnt_enable = false;
         break;
      case RUNLOOP_CTL_IS_PERFCNT_ENABLE:
         return runloop_perfcnt_enable;
      case RUNLOOP_CTL_SET_NONBLOCK_FORCED:
         runloop_force_nonblock = true;
         break;
      case RUNLOOP_CTL_UNSET_NONBLOCK_FORCED:
         runloop_force_nonblock = false;
         break;
      case RUNLOOP_CTL_IS_NONBLOCK_FORCED:
         return runloop_force_nonblock;
      case RUNLOOP_CTL_SET_FRAME_TIME:
         {
            const struct retro_frame_time_callback *info =
               (const struct retro_frame_time_callback*)data;
#ifdef HAVE_NETPLAY
            global_t *global = global_get_ptr();

            /* retro_run() will be called in very strange and
             * mysterious ways, have to disable it. */
            if (global->netplay.enable)
               return false;
#endif
            runloop_frame_time = *info;
         }
         break;
      case RUNLOOP_CTL_GET_WINDOWED_SCALE:
         {
            unsigned **scale = (unsigned**)data;
            if (!scale)
               return false;
            *scale       = (unsigned*)&runloop_pending_windowed_scale;
         }
         break;
      case RUNLOOP_CTL_SET_WINDOWED_SCALE:
         {
            unsigned *idx = (unsigned*)data;
            if (!idx)
               return false;
            runloop_pending_windowed_scale = *idx;
         }
         break;
      case RUNLOOP_CTL_SET_LIBRETRO_PATH:
         {
            const char *fullpath = (const char*)data;
            if (!fullpath)
               return false;
            config_set_active_core_path(fullpath);
         }
         break;
      case RUNLOOP_CTL_CLEAR_CONTENT_PATH:
         *runloop_fullpath = '\0';
         break;
      case RUNLOOP_CTL_GET_CONTENT_PATH:
         {
            char **fullpath = (char**)data;
            if (!fullpath)
               return false;
            *fullpath       = (char*)runloop_fullpath;
         }
         break;
      case RUNLOOP_CTL_SET_CONTENT_PATH:
         {
            const char *fullpath = (const char*)data;
            if (!fullpath)
               return false;
            strlcpy(runloop_fullpath, fullpath, sizeof(runloop_fullpath));
         }
         break;
      case RUNLOOP_CTL_CLEAR_DEFAULT_SHADER_PRESET:
         *runloop_default_shader_preset = '\0';
         break;
      case RUNLOOP_CTL_GET_DEFAULT_SHADER_PRESET:
         {
            char **preset = (char**)data;
            if (!preset)
               return false;
            *preset       = (char*)runloop_default_shader_preset;
         }
         break;
      case RUNLOOP_CTL_SET_DEFAULT_SHADER_PRESET:
         {
            const char *preset = (const char*)data;
            if (!preset)
               return false;
            strlcpy(runloop_default_shader_preset, preset,
               sizeof(runloop_default_shader_preset));
         }
         break;
      case RUNLOOP_CTL_FRAME_TIME_FREE:
         memset(&runloop_frame_time, 0, sizeof(struct retro_frame_time_callback));
         runloop_frame_time_last           = 0;
         runloop_max_frames                = 0;
         break;
      case RUNLOOP_CTL_STATE_FREE:
         runloop_perfcnt_enable            = false;
         runloop_idle                      = false;
         runloop_paused                    = false;
         runloop_slowmotion                = false;
         runloop_frame_time_last_enable    = false;
         runloop_set_frame_limit           = false;
         runloop_overrides_active          = false;
         runloop_ctl(RUNLOOP_CTL_FRAME_TIME_FREE, NULL);
         break;
      case RUNLOOP_CTL_GLOBAL_FREE:
         {
            global_t *global = NULL;
            command_event(CMD_EVENT_TEMPORARY_CONTENT_DEINIT, NULL);
            command_event(CMD_EVENT_SUBSYSTEM_FULLPATHS_DEINIT, NULL);
            command_event(CMD_EVENT_RECORD_DEINIT, NULL);
            command_event(CMD_EVENT_LOG_FILE_DEINIT, NULL);

            rarch_ctl(RARCH_CTL_UNSET_BLOCK_CONFIG_READ, NULL);
            runloop_ctl(RUNLOOP_CTL_CLEAR_CONTENT_PATH,  NULL);
            runloop_overrides_active   = false;

            core_unset_input_descriptors();

            global = global_get_ptr();
            memset(global, 0, sizeof(struct global));
            config_free_state();
         }
         break;
      case RUNLOOP_CTL_CLEAR_STATE:
         driver_ctl(RARCH_DRIVER_CTL_DEINIT,  NULL);
         runloop_ctl(RUNLOOP_CTL_STATE_FREE,  NULL);
         runloop_ctl(RUNLOOP_CTL_GLOBAL_FREE, NULL);
         break;
      case RUNLOOP_CTL_SET_MAX_FRAMES:
         {
            unsigned *ptr = (unsigned*)data;
            if (!ptr)
               return false;
            runloop_max_frames = *ptr;
         }
         break;
      case RUNLOOP_CTL_IS_IDLE:
         return runloop_idle;
      case RUNLOOP_CTL_SET_IDLE:
         {
            bool *ptr = (bool*)data;
            if (!ptr)
               return false;
            runloop_idle = *ptr;
         }
         break;
      case RUNLOOP_CTL_IS_SLOWMOTION:
         return runloop_slowmotion;
      case RUNLOOP_CTL_SET_SLOWMOTION:
         {
            bool *ptr = (bool*)data;
            if (!ptr)
               return false;
            runloop_slowmotion = *ptr;
         }
         break;
      case RUNLOOP_CTL_SET_PAUSED:
         {
            bool *ptr = (bool*)data;
            if (!ptr)
               return false;
            runloop_paused = *ptr;
         }
         break;
      case RUNLOOP_CTL_IS_PAUSED:
         return runloop_paused;
      case RUNLOOP_CTL_MSG_QUEUE_PULL:
         runloop_msg_queue_lock();
         {
            const char **ret = (const char**)data;
            if (!ret)
               return false;
            *ret = msg_queue_pull(runloop_msg_queue);
         }
         runloop_msg_queue_unlock();
         break;
      case RUNLOOP_CTL_MSG_QUEUE_FREE:
#ifdef HAVE_THREADS
         slock_free(_runloop_msg_queue_lock);
         _runloop_msg_queue_lock = NULL;
#endif
         break;
      case RUNLOOP_CTL_MSG_QUEUE_CLEAR:
         msg_queue_clear(runloop_msg_queue);
         break;
      case RUNLOOP_CTL_MSG_QUEUE_DEINIT:
         if (!runloop_msg_queue)
            return true;

         runloop_msg_queue_lock();

         msg_queue_free(runloop_msg_queue);

         runloop_msg_queue_unlock();
         runloop_ctl(RUNLOOP_CTL_MSG_QUEUE_FREE, NULL);

         runloop_msg_queue = NULL;
         break;
      case RUNLOOP_CTL_MSG_QUEUE_INIT:
         runloop_ctl(RUNLOOP_CTL_MSG_QUEUE_DEINIT, NULL);
         runloop_msg_queue = msg_queue_new(8);
         retro_assert(runloop_msg_queue);

#ifdef HAVE_THREADS
         _runloop_msg_queue_lock = slock_new();
         retro_assert(_runloop_msg_queue_lock);
#endif
         break;
      case RUNLOOP_CTL_TASK_INIT:
         {
#ifdef HAVE_THREADS
            settings_t *settings = config_get_ptr();
            bool threaded_enable = settings->threaded_data_runloop_enable;
#else
            bool threaded_enable = false;
#endif
            task_queue_ctl(TASK_QUEUE_CTL_DEINIT, NULL);
            task_queue_ctl(TASK_QUEUE_CTL_INIT, &threaded_enable);
         }
         break;
      case RUNLOOP_CTL_SET_CORE_SHUTDOWN:
         runloop_core_shutdown_initiated = true;
         break;
      case RUNLOOP_CTL_UNSET_CORE_SHUTDOWN:
         runloop_core_shutdown_initiated = false;
         break;
      case RUNLOOP_CTL_IS_CORE_SHUTDOWN:
         return runloop_core_shutdown_initiated;
      case RUNLOOP_CTL_SET_SHUTDOWN:
         runloop_shutdown_initiated = true;
         break;
      case RUNLOOP_CTL_UNSET_SHUTDOWN:
         runloop_shutdown_initiated = false;
         break;
      case RUNLOOP_CTL_IS_SHUTDOWN:
         return runloop_shutdown_initiated;
      case RUNLOOP_CTL_SET_EXEC:
         runloop_exec = true;
         break;
      case RUNLOOP_CTL_UNSET_EXEC:
         runloop_exec = false;
         break;
      case RUNLOOP_CTL_IS_EXEC:
         return runloop_exec;
      case RUNLOOP_CTL_DATA_DEINIT:
         task_queue_ctl(TASK_QUEUE_CTL_DEINIT, NULL);
         break;
      case RUNLOOP_CTL_IS_CORE_OPTION_UPDATED:
         if (!runloop_core_options)
            return false;
         return  core_option_manager_updated(runloop_core_options);
      case RUNLOOP_CTL_CORE_OPTION_PREV:
         {
            unsigned *idx = (unsigned*)data;
            if (!idx)
               return false;
            core_option_manager_prev(runloop_core_options, *idx);
            if (ui_companion_is_on_foreground())
               ui_companion_driver_notify_refresh();
         }
         break;
      case RUNLOOP_CTL_CORE_OPTION_NEXT:
         {
            unsigned *idx = (unsigned*)data;
            if (!idx)
               return false;
            core_option_manager_next(runloop_core_options, *idx);
            if (ui_companion_is_on_foreground())
               ui_companion_driver_notify_refresh();
         }
         break;
      case RUNLOOP_CTL_CORE_OPTIONS_GET:
         {
            struct retro_variable *var = (struct retro_variable*)data;

            if (!runloop_core_options || !var)
               return false;

            RARCH_LOG("Environ GET_VARIABLE %s:\n", var->key);
            core_option_manager_get(runloop_core_options, var);
            RARCH_LOG("\t%s\n", var->value ? var->value : 
                  msg_hash_to_str(MENU_ENUM_LABEL_VALUE_NOT_AVAILABLE));
         }
         break;
      case RUNLOOP_CTL_CORE_OPTIONS_INIT:
         {
            char *game_options_path           = NULL;
            bool ret                          = false;
            char buf[PATH_MAX_LENGTH]         = {0};
            global_t *global                  = global_get_ptr();
            settings_t *settings              = config_get_ptr();
            const char *options_path          = settings->path.core_options;
            const struct retro_variable *vars = 
               (const struct retro_variable*)data;

            if (string_is_empty(options_path) 
                  && !string_is_empty(global->path.config))
            {
               fill_pathname_resolve_relative(buf, global->path.config,
                     file_path_str(FILE_PATH_CORE_OPTIONS_CONFIG), sizeof(buf));
               options_path = buf;
            }


            if (settings->game_specific_options)
               ret = rarch_game_specific_options(&game_options_path);

            if(ret)
            {
               runloop_ctl(RUNLOOP_CTL_SET_GAME_OPTIONS_ACTIVE, NULL);
               runloop_core_options = 
                  core_option_manager_new(game_options_path, vars);
               free(game_options_path);
            }
            else
            {
               runloop_ctl(RUNLOOP_CTL_UNSET_GAME_OPTIONS_ACTIVE, NULL);
               runloop_core_options = 
                  core_option_manager_new(options_path, vars);
            }

         }
         break;
      case RUNLOOP_CTL_CORE_OPTIONS_FREE:
         if (runloop_core_options)
            core_option_manager_free(runloop_core_options);
         runloop_core_options          = NULL;
         break;
      case RUNLOOP_CTL_CORE_OPTIONS_DEINIT:
         {
            global_t *global                  = global_get_ptr();
            if (!runloop_core_options)
               return false;

            /* check if game options file was just created and flush
               to that file instead */
            if(global && !string_is_empty(global->path.core_options_path))
            {
               core_option_manager_flush_game_specific(runloop_core_options,
                     global->path.core_options_path);
               global->path.core_options_path[0] = '\0';
            }
            else
               core_option_manager_flush(runloop_core_options);

            if (runloop_ctl(RUNLOOP_CTL_IS_GAME_OPTIONS_ACTIVE, NULL))
               runloop_ctl(RUNLOOP_CTL_UNSET_GAME_OPTIONS_ACTIVE, NULL);

            runloop_ctl(RUNLOOP_CTL_CORE_OPTIONS_FREE, NULL);
         }
         break;
      case RUNLOOP_CTL_KEY_EVENT_GET:
         {
            retro_keyboard_event_t **key_event = 
               (retro_keyboard_event_t**)data;
            if (!key_event)
               return false;
            *key_event = &runloop_key_event;
         }
         break;
      case RUNLOOP_CTL_FRONTEND_KEY_EVENT_GET:
         {
            retro_keyboard_event_t **key_event = 
               (retro_keyboard_event_t**)data;
            if (!key_event)
               return false;
            *key_event = &runloop_frontend_key_event;
         }
         break;
      case RUNLOOP_CTL_HTTPSERVER_INIT:
#if defined(HAVE_HTTPSERVER) && defined(HAVE_ZLIB)
         httpserver_init(8888);
#endif
         break;
      case RUNLOOP_CTL_HTTPSERVER_DESTROY:
#if defined(HAVE_HTTPSERVER) && defined(HAVE_ZLIB)
         httpserver_destroy();
#endif
         break;
      case RUNLOOP_CTL_NONE:
      default:
         break;
   }

   return true;
}
예제 #12
0
bool menu_driver_ctl(enum rarch_menu_ctl_state state, void *data)
{
   static struct retro_system_info menu_driver_system;
   static bool menu_driver_pending_quick_menu      = false;
   static bool menu_driver_pending_action          = false;
   static bool menu_driver_prevent_populate        = false;
   static bool menu_driver_load_no_content         = false;
   static bool menu_driver_alive                   = false;
   static bool menu_driver_data_own                = false;
   static bool menu_driver_pending_quit            = false;
   static bool menu_driver_pending_shutdown        = false;
   static playlist_t *menu_driver_playlist = NULL;
   static struct video_shader *menu_driver_shader  = NULL;
   static menu_handle_t *menu_driver_data          = NULL;
   static const menu_ctx_driver_t *menu_driver_ctx = NULL;
   static void *menu_userdata                      = NULL;
   settings_t *settings                            = config_get_ptr();

   switch (state)
   {
      case RARCH_MENU_CTL_IS_PENDING_ACTION:
         if (!menu_driver_pending_action)
            return false;
         menu_driver_ctl(RARCH_MENU_CTL_UNSET_PENDING_ACTION, NULL);
         break;
      case RARCH_MENU_CTL_SET_PENDING_ACTION:
         menu_driver_pending_action = true;
         break;
      case RARCH_MENU_CTL_UNSET_PENDING_ACTION:
         menu_driver_pending_action = false;
         break;
      case RARCH_MENU_CTL_DRIVER_DATA_GET:
         {
            menu_handle_t **driver_data = (menu_handle_t**)data;
            if (!driver_data)
               return false;
            *driver_data = menu_driver_data;
         }
         break;
      case RARCH_MENU_CTL_IS_PENDING_QUICK_MENU:
         return menu_driver_pending_quick_menu;
      case RARCH_MENU_CTL_SET_PENDING_QUICK_MENU:
         menu_driver_pending_quick_menu = true;
         break;
      case RARCH_MENU_CTL_UNSET_PENDING_QUICK_MENU:
         menu_driver_pending_quick_menu = false;
         break;
      case RARCH_MENU_CTL_IS_PENDING_QUIT:
         return menu_driver_pending_quit;
      case RARCH_MENU_CTL_SET_PENDING_QUIT:
         menu_driver_pending_quit     = true;
         break;
      case RARCH_MENU_CTL_UNSET_PENDING_QUIT:
         menu_driver_pending_quit     = false;
         break;
      case RARCH_MENU_CTL_IS_PENDING_SHUTDOWN:
         return menu_driver_pending_shutdown;
      case RARCH_MENU_CTL_SET_PENDING_SHUTDOWN:
         menu_driver_pending_shutdown = true;
         break;
      case RARCH_MENU_CTL_UNSET_PENDING_SHUTDOWN:
         menu_driver_pending_shutdown = false;
         break;
      case RARCH_MENU_CTL_DESTROY:
         menu_driver_pending_quick_menu = false;
         menu_driver_pending_action     = false;
         menu_driver_pending_quit       = false;
         menu_driver_pending_shutdown   = false;
         menu_driver_prevent_populate   = false;
         menu_driver_load_no_content    = false;
         menu_driver_alive              = false;
         menu_driver_data_own           = false;
         menu_driver_ctx                = NULL;
         menu_userdata                  = NULL;
         break;
      case RARCH_MENU_CTL_PLAYLIST_FREE:
         if (menu_driver_playlist)
            playlist_free(menu_driver_playlist);
         menu_driver_playlist = NULL;
         break;
      case RARCH_MENU_CTL_FIND_DRIVER:
         {
            int i;
            driver_ctx_info_t drv;
            settings_t *settings = config_get_ptr();

            drv.label = "menu_driver";
            drv.s     = settings->menu.driver;

            driver_ctl(RARCH_DRIVER_CTL_FIND_INDEX, &drv);

            i = drv.len;

            if (i >= 0)
               menu_driver_ctx = (const menu_ctx_driver_t*)
                  menu_driver_find_handle(i);
            else
            {
               unsigned d;
               RARCH_WARN("Couldn't find any menu driver named \"%s\"\n",
                     settings->menu.driver);
               RARCH_LOG_OUTPUT("Available menu drivers are:\n");
               for (d = 0; menu_driver_find_handle(d); d++)
                  RARCH_LOG_OUTPUT("\t%s\n", menu_driver_find_ident(d));
               RARCH_WARN("Going to default to first menu driver...\n");

               menu_driver_ctx = (const menu_ctx_driver_t*)
                  menu_driver_find_handle(0);

               if (!menu_driver_ctx)
               {
                  retroarch_fail(1, "find_menu_driver()");
                  return false;
               }
            }
         }
         break;
      case RARCH_MENU_CTL_PLAYLIST_INIT:
         {
            const char *path = (const char*)data;
            if (string_is_empty(path))
               return false;
            menu_driver_playlist  = playlist_init(path,
                  COLLECTION_SIZE);
         }
         break;
      case RARCH_MENU_CTL_PLAYLIST_GET:
         {
            playlist_t **playlist = (playlist_t**)data;
            if (!playlist)
               return false;
            *playlist = menu_driver_playlist;
         }
         break;
      case RARCH_MENU_CTL_SYSTEM_INFO_GET:
         {
            struct retro_system_info **system = 
               (struct retro_system_info**)data;
            if (!system)
               return false;
            *system = &menu_driver_system;
         }
         break;
      case RARCH_MENU_CTL_SYSTEM_INFO_DEINIT:
         libretro_free_system_info(&menu_driver_system);
         memset(&menu_driver_system, 0, sizeof(struct retro_system_info));
         break;
      case RARCH_MENU_CTL_RENDER_MESSAGEBOX:
         if (menu_driver_ctx->render_messagebox)
            menu_driver_ctx->render_messagebox(menu_userdata,
                  menu_driver_data->menu_state.msg);
         break;
      case RARCH_MENU_CTL_BLIT_RENDER:
         if (menu_driver_ctx->render)
            menu_driver_ctx->render(menu_userdata);
         break;
      case RARCH_MENU_CTL_RENDER:
         if (!menu_driver_data)
            return false;

         if (BIT64_GET(menu_driver_data->state, MENU_STATE_RENDER_FRAMEBUFFER) 
               != BIT64_GET(menu_driver_data->state, MENU_STATE_RENDER_MESSAGEBOX))
            BIT64_SET(menu_driver_data->state, MENU_STATE_RENDER_FRAMEBUFFER);

         if (BIT64_GET(menu_driver_data->state, MENU_STATE_RENDER_FRAMEBUFFER))
            menu_display_set_framebuffer_dirty_flag();

         if (BIT64_GET(menu_driver_data->state, MENU_STATE_RENDER_MESSAGEBOX) 
               && !string_is_empty(menu_driver_data->menu_state.msg))
         {
            menu_driver_ctl(RARCH_MENU_CTL_RENDER_MESSAGEBOX, NULL);

            if (ui_companion_is_on_foreground())
            {
               const ui_companion_driver_t *ui = ui_companion_get_ptr();
               if (ui->render_messagebox)
                  ui->render_messagebox(menu_driver_data->menu_state.msg);
            }
         }

         if (BIT64_GET(menu_driver_data->state, MENU_STATE_BLIT))
         {
            menu_animation_ctl(MENU_ANIMATION_CTL_UPDATE_TIME, NULL);
            menu_driver_ctl(RARCH_MENU_CTL_BLIT_RENDER, NULL);
         }

         if (menu_driver_ctl(RARCH_MENU_CTL_IS_ALIVE, NULL) 
               && !runloop_ctl(RUNLOOP_CTL_IS_IDLE, NULL))
            menu_display_libretro();

         menu_driver_ctl(RARCH_MENU_CTL_SET_TEXTURE, NULL);

         menu_driver_data->state               = 0;
         break;
      case RARCH_MENU_CTL_SHADER_DEINIT:
#ifdef HAVE_SHADER_MANAGER
         if (menu_driver_shader)
            free(menu_driver_shader);
         menu_driver_shader = NULL;
#endif
         break;
      case RARCH_MENU_CTL_SHADER_INIT:
#ifdef HAVE_SHADER_MANAGER
         menu_driver_shader = (struct video_shader*)
            calloc(1, sizeof(struct video_shader));
         if (!menu_driver_shader)
            return false;
#endif
         break;
      case RARCH_MENU_CTL_SHADER_GET:
         {
            struct video_shader **shader = (struct video_shader**)data;
            if (!shader)
               return false;
            *shader = menu_driver_shader;
         }
         break;
      case RARCH_MENU_CTL_FRAME:
         if (!menu_driver_alive)
            return false;
         if (menu_driver_ctx->frame)
            menu_driver_ctx->frame(menu_userdata);
         break;
      case RARCH_MENU_CTL_SET_PREVENT_POPULATE:
         menu_driver_prevent_populate = true;
         break;
      case RARCH_MENU_CTL_UNSET_PREVENT_POPULATE:
         menu_driver_prevent_populate = false;
         break;
      case RARCH_MENU_CTL_IS_PREVENT_POPULATE:
         return menu_driver_prevent_populate;
      case RARCH_MENU_CTL_SET_TOGGLE:
         menu_driver_toggle(true);
         break;
      case RARCH_MENU_CTL_UNSET_TOGGLE:
         menu_driver_toggle(false);
         break;
      case RARCH_MENU_CTL_SET_ALIVE:
         menu_driver_alive = true;
         break;
      case RARCH_MENU_CTL_UNSET_ALIVE:
         menu_driver_alive = false;
         break;
      case RARCH_MENU_CTL_IS_ALIVE:
         return menu_driver_alive;
      case RARCH_MENU_CTL_SET_OWN_DRIVER:
         menu_driver_data_own = true;
         break;
      case RARCH_MENU_CTL_UNSET_OWN_DRIVER:
         if (!content_is_inited())
            return false;
         menu_driver_data_own = false;
         break;
      case RARCH_MENU_CTL_SET_TEXTURE:
         if (menu_driver_ctx->set_texture)
            menu_driver_ctx->set_texture();
         break;
      case RARCH_MENU_CTL_IS_SET_TEXTURE:
         if (!menu_driver_ctx)
            return false;
         return menu_driver_ctx->set_texture;
      case RARCH_MENU_CTL_OWNS_DRIVER:
         return menu_driver_data_own;
      case RARCH_MENU_CTL_DEINIT:
         menu_driver_ctl(RARCH_MENU_CTL_CONTEXT_DESTROY, NULL);
         if (menu_driver_ctl(RARCH_MENU_CTL_OWNS_DRIVER, NULL))
            return true;
         if (menu_driver_data)
         {
            menu_driver_ctl(RARCH_MENU_CTL_PLAYLIST_FREE, NULL);
            menu_shader_free(menu_driver_data);
            menu_input_ctl(MENU_INPUT_CTL_DEINIT, NULL);
            menu_navigation_ctl(MENU_NAVIGATION_CTL_DEINIT, NULL);

            if (menu_driver_ctx && menu_driver_ctx->free)
               menu_driver_ctx->free(menu_userdata);

            if (menu_userdata)
               free(menu_userdata);
            menu_userdata = NULL;

            menu_driver_ctl(RARCH_MENU_CTL_SYSTEM_INFO_DEINIT, NULL);
            menu_display_deinit();
            menu_entries_ctl(MENU_ENTRIES_CTL_DEINIT, NULL);

            command_event(CMD_EVENT_HISTORY_DEINIT, NULL);

            core_info_deinit_list();
            core_info_free_current_core();

            free(menu_driver_data);
         }
         menu_driver_data = NULL;
         break;
      case RARCH_MENU_CTL_INIT:
         if (menu_driver_data)
            return true;

         menu_driver_data = (menu_handle_t*)
            menu_driver_ctx->init(&menu_userdata);

         if (!menu_driver_data || !menu_init(menu_driver_data))
         {
            retroarch_fail(1, "init_menu()");
            return false;
         }

         strlcpy(settings->menu.driver, menu_driver_ctx->ident,
               sizeof(settings->menu.driver));

         if (menu_driver_ctx->lists_init)
         {
            if (!menu_driver_ctx->lists_init(menu_driver_data))
            {
               retroarch_fail(1, "init_menu()");
               return false;
            }
         }
         break;
      case RARCH_MENU_CTL_LOAD_NO_CONTENT_GET:
         {
            bool **ptr = (bool**)data;
            if (!ptr)
               return false;
            *ptr = (bool*)&menu_driver_load_no_content;
         }
         break;
      case RARCH_MENU_CTL_HAS_LOAD_NO_CONTENT:
         return menu_driver_load_no_content;
      case RARCH_MENU_CTL_SET_LOAD_NO_CONTENT:
         menu_driver_load_no_content = true;
         break;
      case RARCH_MENU_CTL_UNSET_LOAD_NO_CONTENT:
         menu_driver_load_no_content = false;
         break;
      case RARCH_MENU_CTL_NAVIGATION_INCREMENT:
         if (menu_driver_ctx->navigation_increment)
            menu_driver_ctx->navigation_increment(menu_userdata);
         break;
      case RARCH_MENU_CTL_NAVIGATION_DECREMENT:
         if (menu_driver_ctx->navigation_decrement)
            menu_driver_ctx->navigation_decrement(menu_userdata);
         break;
      case RARCH_MENU_CTL_NAVIGATION_SET:
         {
            bool *scroll = (bool*)data;

            if (!scroll)
               return false;
            if (menu_driver_ctx->navigation_set)
               menu_driver_ctx->navigation_set(menu_userdata, *scroll);
         }
         break;
      case RARCH_MENU_CTL_NAVIGATION_SET_LAST:
         if (menu_driver_ctx->navigation_set_last)
            menu_driver_ctx->navigation_set_last(menu_userdata);
         break;
      case RARCH_MENU_CTL_NAVIGATION_ASCEND_ALPHABET:
         {
            size_t *ptr_out = (size_t*)data;

            if (!ptr_out)
               return false;

            if (menu_driver_ctx->navigation_ascend_alphabet)
               menu_driver_ctx->navigation_ascend_alphabet(
                     menu_userdata, ptr_out);
         }
      case RARCH_MENU_CTL_NAVIGATION_DESCEND_ALPHABET:
         {
            size_t *ptr_out = (size_t*)data;

            if (!ptr_out)
               return false;

            if (menu_driver_ctx->navigation_descend_alphabet)
               menu_driver_ctx->navigation_descend_alphabet(
                     menu_userdata, ptr_out);
         }
         break;
      case RARCH_MENU_CTL_NAVIGATION_CLEAR:
         {
            bool *pending_push = (bool*)data;

            if (!pending_push)
               return false;
            if (menu_driver_ctx->navigation_clear)
               menu_driver_ctx->navigation_clear(
                     menu_userdata, pending_push);
         }
         break;
      case RARCH_MENU_CTL_POPULATE_ENTRIES:
         {
            menu_displaylist_info_t *info = (menu_displaylist_info_t*)data;

            if (!info)
               return false;
            if (menu_driver_ctx->populate_entries)
               menu_driver_ctx->populate_entries(
                     menu_userdata, info->path,
                     info->label, info->type);
         }
         break;
      case RARCH_MENU_CTL_LIST_GET_ENTRY:
         {
            menu_ctx_list_t *list = (menu_ctx_list_t*)data;

            if (!menu_driver_ctx || !menu_driver_ctx->list_get_entry)
            {
               list->entry = NULL;
               return false;
            }
            list->entry = menu_driver_ctx->list_get_entry(menu_userdata,
                  list->type, list->idx);
         }
         break;
      case RARCH_MENU_CTL_LIST_GET_SIZE:
         {
            menu_ctx_list_t *list = (menu_ctx_list_t*)data;
            if (!menu_driver_ctx || !menu_driver_ctx->list_get_size)
            {
               list->size = 0;
               return false;
            }
            list->size = menu_driver_ctx->list_get_size(menu_userdata, list->type);
         }
         break;
      case RARCH_MENU_CTL_LIST_GET_SELECTION:
         {
            menu_ctx_list_t *list = (menu_ctx_list_t*)data;

            if (!menu_driver_ctx || !menu_driver_ctx->list_get_selection)
            {
               list->selection = 0;
               return false;
            }
            list->selection = menu_driver_ctx->list_get_selection(menu_userdata);
         }
         break;
      case RARCH_MENU_CTL_LIST_FREE:
         {
            menu_ctx_list_t *list = (menu_ctx_list_t*)data;

            if (menu_driver_ctx)
            {
               if (menu_driver_ctx->list_free)
                  menu_driver_ctx->list_free(list->list, list->idx, list->list_size);
            }

            if (list->list)
            {
               file_list_free_userdata  (list->list, list->idx);
               file_list_free_actiondata(list->list, list->idx);
            }
         }
         break;
      case RARCH_MENU_CTL_LIST_PUSH:
         {
            menu_ctx_displaylist_t *disp_list = (menu_ctx_displaylist_t*)data;

            if (menu_driver_ctx->list_push)
               if (menu_driver_ctx->list_push(menu_driver_data,
                        menu_userdata, disp_list->info, disp_list->type) == 0)
                  return true;
         }
         return false;
      case RARCH_MENU_CTL_LIST_CLEAR:
         {
            file_list_t *list = (file_list_t*)data;
            if (!list)
               return false;
            if (menu_driver_ctx->list_clear)
               menu_driver_ctx->list_clear(list);
         }
         break;
      case RARCH_MENU_CTL_TOGGLE:
         {
            bool *latch = (bool*)data;
            if (!latch)
               return false;

            if (menu_driver_ctx && menu_driver_ctx->toggle)
               menu_driver_ctx->toggle(menu_userdata, *latch);
         }
         break;
      case RARCH_MENU_CTL_REFRESH:
         {
#if 0
            bool refresh = false;
            menu_entries_ctl(MENU_ENTRIES_CTL_LIST_DEINIT, NULL);
            menu_entries_ctl(MENU_ENTRIES_CTL_SETTINGS_DEINIT, NULL);
            menu_entries_ctl(MENU_ENTRIES_CTL_INIT, NULL);
            menu_entries_ctl(MENU_ENTRIES_CTL_SET_REFRESH, &refresh);
#endif
         }
         break;
      case RARCH_MENU_CTL_CONTEXT_RESET:
         if (!menu_driver_ctx || !menu_driver_ctx->context_reset)
            return false;
         menu_driver_ctx->context_reset(menu_userdata);
         break;
      case RARCH_MENU_CTL_CONTEXT_DESTROY:
         if (!menu_driver_ctx || !menu_driver_ctx->context_destroy)
            return false;
         menu_driver_ctx->context_destroy(menu_userdata);
         break;
      case RARCH_MENU_CTL_SHADER_MANAGER_INIT:
         menu_shader_manager_init(menu_driver_data);
         break;
      case RARCH_MENU_CTL_LIST_SET_SELECTION:
         {
            file_list_t *list = (file_list_t*)data;

            if (!list)
               return false;

            if (!menu_driver_ctx || !menu_driver_ctx->list_set_selection)
               return false;

            menu_driver_ctx->list_set_selection(menu_userdata, list);
         }
         break;
      case RARCH_MENU_CTL_LIST_CACHE:
         {
            menu_ctx_list_t *list = (menu_ctx_list_t*)data;
            if (!list || !menu_driver_ctx || !menu_driver_ctx->list_cache)
               return false;
            menu_driver_ctx->list_cache(menu_userdata,
                  list->type, list->action);
         }
         break;
      case RARCH_MENU_CTL_LIST_INSERT:
         {
            menu_ctx_list_t *list = (menu_ctx_list_t*)data;
            if (!list || !menu_driver_ctx || !menu_driver_ctx->list_insert)
               return false;
            menu_driver_ctx->list_insert(menu_userdata,
                  list->list, list->path, list->label, list->idx);
         }
         break;
      case RARCH_MENU_CTL_LOAD_IMAGE:
         {
            menu_ctx_load_image_t *load_image_info = 
               (menu_ctx_load_image_t*)data;
            if (!menu_driver_ctx || !menu_driver_ctx->load_image)
               return false;
            return menu_driver_ctx->load_image(menu_userdata,
                  load_image_info->data, load_image_info->type);
         }
      case RARCH_MENU_CTL_ITERATE:
         {
            bool retcode = false;
            menu_ctx_iterate_t *iterate = (menu_ctx_iterate_t*)data;

            if (menu_driver_ctl(RARCH_MENU_CTL_IS_PENDING_QUICK_MENU, NULL))
            {
               menu_driver_ctl(RARCH_MENU_CTL_UNSET_PENDING_QUICK_MENU, NULL);
               menu_entries_flush_stack(NULL, MENU_SETTINGS);
               menu_display_set_msg_force(true);

               generic_action_ok_displaylist_push("",
                     "", 0, 0, 0, ACTION_OK_DL_CONTENT_SETTINGS);

               if (menu_driver_ctl(RARCH_MENU_CTL_IS_PENDING_QUIT, NULL))
               {
                  menu_driver_ctl(RARCH_MENU_CTL_UNSET_PENDING_QUIT, NULL);
                  return false;
               }

               return true;
            }

            if (menu_driver_ctl(RARCH_MENU_CTL_IS_PENDING_QUIT, NULL))
            {
               menu_driver_ctl(RARCH_MENU_CTL_UNSET_PENDING_QUIT, NULL);
               return false;
            }
            if (menu_driver_ctl(RARCH_MENU_CTL_IS_PENDING_SHUTDOWN, NULL))
            {
               menu_driver_ctl(RARCH_MENU_CTL_UNSET_PENDING_SHUTDOWN, NULL);
               if (!command_event(CMD_EVENT_QUIT, NULL))
                  return false;
               return true;
            }
            if (!menu_driver_ctx || !menu_driver_ctx->iterate)
               return false;
             
            if (menu_driver_ctl(RARCH_MENU_CTL_IS_PENDING_ACTION, &retcode))
            {
                iterate->action = pending_iter.action;
                pending_iter.action = MENU_ACTION_NOOP;
            }
            if (menu_driver_ctx->iterate(menu_driver_data,
                     menu_userdata, iterate->action) == -1)
               return false;
         }
         break;
      case RARCH_MENU_CTL_ENVIRONMENT:
         {
            menu_ctx_environment_t *menu_environ = 
               (menu_ctx_environment_t*)data;

            if (menu_driver_ctx->environ_cb)
            {
               if (menu_driver_ctx->environ_cb(menu_environ->type,
                        menu_environ->data, menu_userdata) == 0)
                  return true;
            }
         }
         return false;
      case RARCH_MENU_CTL_POINTER_TAP:
         {
            menu_ctx_pointer_t *point = (menu_ctx_pointer_t*)data;
            if (!menu_driver_ctx || !menu_driver_ctx->pointer_tap)
            {
               point->retcode = 0;
               return false;
            }
            point->retcode = menu_driver_ctx->pointer_tap(menu_userdata,
                  point->x, point->y, point->ptr,
                  point->cbs, point->entry, point->action);
         }
         break;
      case RARCH_MENU_CTL_BIND_INIT:
         {
            menu_ctx_bind_t *bind = (menu_ctx_bind_t*)data;

            if (!menu_driver_ctx || !menu_driver_ctx->bind_init)
            {
               bind->retcode = 0;
               return false;
            }
            bind->retcode = menu_driver_ctx->bind_init(
                  bind->cbs,
                  bind->path,
                  bind->label,
                  bind->type,
                  bind->idx,
                  bind->elem0,
                  bind->elem1,
                  bind->label_hash,
                  bind->menu_label_hash);
         }
         break;
      case RARCH_MENU_CTL_UPDATE_THUMBNAIL_PATH:
         {
            size_t selection;
            if (!menu_navigation_ctl(MENU_NAVIGATION_CTL_GET_SELECTION, &selection))
               return false;

            if (!menu_driver_ctx || !menu_driver_ctx->update_thumbnail_path)
               return false;
            menu_driver_ctx->update_thumbnail_path(menu_userdata, selection);
         }
         break;
      case RARCH_MENU_CTL_UPDATE_THUMBNAIL_IMAGE:
         {
            if (!menu_driver_ctx || !menu_driver_ctx->update_thumbnail_image)
               return false;
            menu_driver_ctx->update_thumbnail_image(menu_userdata);
         }
         break;
      default:
      case RARCH_MENU_CTL_NONE:
         break;
   }

   return true;
}
예제 #13
0
/**
 * netplay_sync_post_frame
 * @netplay              : pointer to netplay object
 *
 * Post-frame for Netplay synchronization.
 * We check if we have new input and replay from recorded input.
 */
void netplay_sync_post_frame(netplay_t *netplay, bool stalled)
{
   uint32_t lo_frame_count, hi_frame_count;

   /* Unless we're stalling, we've just finished running a frame */
   if (!stalled)
   {
      netplay->self_ptr = NEXT_PTR(netplay->self_ptr);
      netplay->self_frame_count++;
   }

   /* Only relevant if we're connected */
   if ((netplay->is_server && !netplay->connected_players) ||
       (netplay->self_mode < NETPLAY_CONNECTION_CONNECTED))
   {
      netplay->other_frame_count = netplay->self_frame_count;
      netplay->other_ptr = netplay->self_ptr;
      /* FIXME: Duplication */
      if (netplay->catch_up)
      {
         netplay->catch_up = false;
         input_driver_unset_nonblock_state();
         driver_ctl(RARCH_DRIVER_CTL_SET_NONBLOCK_STATE, NULL);
      }
      return;
   }

#ifndef DEBUG_NONDETERMINISTIC_CORES
   if (!netplay->force_rewind)
   {
      /* Skip ahead if we predicted correctly.
       * Skip until our simulation failed. */
      while (netplay->other_frame_count < netplay->unread_frame_count &&
             netplay->other_frame_count < netplay->self_frame_count)
      {
         struct delta_frame *ptr = &netplay->buffer[netplay->other_ptr];
         size_t i;

         for (i = 0; i < MAX_USERS; i++)
         {
            if (memcmp(ptr->simulated_input_state[i], ptr->real_input_state[i],
                     sizeof(ptr->real_input_state[i])) != 0
                  && !ptr->used_real[i])
               break;
         }
         if (i != MAX_USERS) break;
         netplay_handle_frame_hash(netplay, ptr);
         netplay->other_ptr = NEXT_PTR(netplay->other_ptr);
         netplay->other_frame_count++;
      }
   }
#endif

   /* Now replay the real input if we've gotten ahead of it */
   if (netplay->force_rewind ||
       (netplay->other_frame_count < netplay->unread_frame_count &&
        netplay->other_frame_count < netplay->self_frame_count))
   {
      retro_ctx_serialize_info_t serial_info;

      /* Replay frames. */
      netplay->is_replay = true;
      netplay->replay_ptr = netplay->other_ptr;
      netplay->replay_frame_count = netplay->other_frame_count;

      if (netplay->quirks & NETPLAY_QUIRK_INITIALIZATION)
         /* Make sure we're initialized before we start loading things */
         netplay_wait_and_init_serialization(netplay);

      serial_info.data       = NULL;
      serial_info.data_const = netplay->buffer[netplay->replay_ptr].state;
      serial_info.size       = netplay->state_size;

      if (!core_unserialize(&serial_info))
      {
         RARCH_ERR("Netplay savestate loading failed: Prepare for desync!\n");
      }

      while (netplay->replay_frame_count < netplay->self_frame_count)
      {
         retro_time_t start, tm;

         struct delta_frame *ptr = &netplay->buffer[netplay->replay_ptr];
         serial_info.data       = ptr->state;
         serial_info.size       = netplay->state_size;
         serial_info.data_const = NULL;

         start = cpu_features_get_time_usec();

         /* Remember the current state */
         memset(serial_info.data, 0, serial_info.size);
         core_serialize(&serial_info);
         if (netplay->replay_frame_count < netplay->unread_frame_count)
            netplay_handle_frame_hash(netplay, ptr);

         /* Re-simulate this frame's input */
         netplay_simulate_input(netplay, netplay->replay_ptr, true);

         autosave_lock();
         core_run();
         autosave_unlock();
         netplay->replay_ptr = NEXT_PTR(netplay->replay_ptr);
         netplay->replay_frame_count++;

#ifdef DEBUG_NONDETERMINISTIC_CORES
         if (ptr->have_remote && netplay_delta_frame_ready(netplay, &netplay->buffer[netplay->replay_ptr], netplay->replay_frame_count))
         {
            RARCH_LOG("PRE  %u: %X\n", netplay->replay_frame_count-1, netplay_delta_frame_crc(netplay, ptr));
            if (netplay->is_server)
               RARCH_LOG("INP  %X %X\n", ptr->real_input_state[0], ptr->self_state[0]);
            else
               RARCH_LOG("INP  %X %X\n", ptr->self_state[0], ptr->real_input_state[0]);
            ptr = &netplay->buffer[netplay->replay_ptr];
            serial_info.data = ptr->state;
            memset(serial_info.data, 0, serial_info.size);
            core_serialize(&serial_info);
            RARCH_LOG("POST %u: %X\n", netplay->replay_frame_count-1, netplay_delta_frame_crc(netplay, ptr));
         }
#endif

         /* Get our time window */
         tm = cpu_features_get_time_usec() - start;
         netplay->frame_run_time_sum -= netplay->frame_run_time[netplay->frame_run_time_ptr];
         netplay->frame_run_time[netplay->frame_run_time_ptr] = tm;
         netplay->frame_run_time_sum += tm;
         netplay->frame_run_time_ptr++;
         if (netplay->frame_run_time_ptr >= NETPLAY_FRAME_RUN_TIME_WINDOW)
            netplay->frame_run_time_ptr = 0;
      }

      /* Average our time */
      netplay->frame_run_time_avg = netplay->frame_run_time_sum / NETPLAY_FRAME_RUN_TIME_WINDOW;

      if (netplay->unread_frame_count < netplay->self_frame_count)
      {
         netplay->other_ptr = netplay->unread_ptr;
         netplay->other_frame_count = netplay->unread_frame_count;
      }
      else
      {
         netplay->other_ptr = netplay->self_ptr;
         netplay->other_frame_count = netplay->self_frame_count;
      }
      netplay->is_replay = false;
      netplay->force_rewind = false;
   }

   if (netplay->is_server)
   {
      uint32_t player;

      lo_frame_count = hi_frame_count = netplay->unread_frame_count;

      /* Look for players that are ahead of us */
      for (player = 0; player < MAX_USERS; player++)
      {
         if (!(netplay->connected_players & (1<<player))) continue;
         if (netplay->read_frame_count[player] > hi_frame_count)
            hi_frame_count = netplay->read_frame_count[player];
      }
   }
   else
   {
      lo_frame_count = hi_frame_count = netplay->server_frame_count;
   }

   /* If we're behind, try to catch up */
   if (netplay->catch_up)
   {
      /* Are we caught up? */
      if (netplay->self_frame_count >= lo_frame_count)
      {
         netplay->catch_up = false;
         input_driver_unset_nonblock_state();
         driver_ctl(RARCH_DRIVER_CTL_SET_NONBLOCK_STATE, NULL);
      }

   }
   else if (!stalled)
   {
      if (netplay->self_frame_count + 2 < lo_frame_count)
      {
         /* Are we falling behind? */
         netplay->catch_up = true;
         input_driver_set_nonblock_state();
         driver_ctl(RARCH_DRIVER_CTL_SET_NONBLOCK_STATE, NULL);

      }
      else if (netplay->self_frame_count + 2 < hi_frame_count)
      {
         size_t i;

         /* We're falling behind some clients but not others, so request that
          * clients ahead of us stall */
         for (i = 0; i < netplay->connections_size; i++)
         {
            struct netplay_connection *connection = &netplay->connections[i];
            int player;
            if (!connection->active ||
                connection->mode != NETPLAY_CONNECTION_PLAYING)
               continue;
            player = connection->player;

            /* Are they ahead? */
            if (netplay->self_frame_count + 2 < netplay->read_frame_count[player])
            {
               /* Tell them to stall */
               if (connection->stall_frame + NETPLAY_MAX_REQ_STALL_FREQUENCY <
                     netplay->self_frame_count)
               {
                  connection->stall_frame = netplay->self_frame_count;
                  netplay_cmd_stall(netplay, connection,
                     netplay->read_frame_count[player] -
                     netplay->self_frame_count + 1);
               }
            }
         }
      }
   }
}
예제 #14
0
파일: runloop.c 프로젝트: Ezio-PS/RetroArch
static enum runloop_state runloop_check_state(
      settings_t *settings,
      uint64_t current_input,
      uint64_t old_input,
      unsigned *sleep_ms)
{
   static bool old_focus            = true;
#ifdef HAVE_OVERLAY
   static char prev_overlay_restore = false;
   bool osk_enable                  = input_driver_is_onscreen_keyboard_enabled();
#endif
#ifdef HAVE_NETWORKING
   bool tmp                         = false;
#endif
   bool focused                     = true;
   uint64_t trigger_input           = current_input & ~old_input;
   bool pause_pressed               = runloop_cmd_triggered(trigger_input, RARCH_PAUSE_TOGGLE);

   if (input_driver_is_flushing_input())
   {
      input_driver_unset_flushing_input();
      if (current_input)
      {
         current_input = 0;

         /* If core was paused before entering menu, evoke
          * pause toggle to wake it up. */
         if (runloop_paused)
            BIT64_SET(current_input, RARCH_PAUSE_TOGGLE);
         input_driver_set_flushing_input();
      }
   }

   if (runloop_cmd_triggered(trigger_input, RARCH_OVERLAY_NEXT))
      command_event(CMD_EVENT_OVERLAY_NEXT, NULL);

   if (runloop_cmd_triggered(trigger_input, RARCH_FULLSCREEN_TOGGLE_KEY))
   {
      bool fullscreen_toggled = !runloop_paused;
#ifdef HAVE_MENU
      fullscreen_toggled = fullscreen_toggled ||
         menu_driver_ctl(RARCH_MENU_CTL_IS_ALIVE, NULL);
#endif

      if (fullscreen_toggled)
         command_event(CMD_EVENT_FULLSCREEN_TOGGLE, NULL);
   }

   if (runloop_cmd_triggered(trigger_input, RARCH_GRAB_MOUSE_TOGGLE))
      command_event(CMD_EVENT_GRAB_MOUSE_TOGGLE, NULL);


#ifdef HAVE_OVERLAY
   if (osk_enable && !input_keyboard_ctl(
            RARCH_INPUT_KEYBOARD_CTL_IS_LINEFEED_ENABLED, NULL))
   {
      input_driver_unset_onscreen_keyboard_enabled();
      prev_overlay_restore  = true;
      command_event(CMD_EVENT_OVERLAY_DEINIT, NULL);
   }
   else if (!osk_enable && input_keyboard_ctl(
            RARCH_INPUT_KEYBOARD_CTL_IS_LINEFEED_ENABLED, NULL))
   {
      input_driver_set_onscreen_keyboard_enabled();
      prev_overlay_restore  = false;
      command_event(CMD_EVENT_OVERLAY_INIT, NULL);
   }
   else if (prev_overlay_restore)
   {
      if (!settings->input.overlay_hide_in_menu)
         command_event(CMD_EVENT_OVERLAY_INIT, NULL);
      prev_overlay_restore = false;
   }
#endif

   if (runloop_iterate_time_to_exit(
            runloop_cmd_press(current_input, RARCH_QUIT_KEY)) != 1)
      return RUNLOOP_STATE_QUIT;

#ifdef HAVE_MENU
   if (menu_driver_ctl(RARCH_MENU_CTL_IS_ALIVE, NULL))
   {
      menu_ctx_iterate_t iter;
      bool skip = false;
#ifdef HAVE_OVERLAY
      skip = osk_enable && input_keyboard_return_pressed();
#endif

      if (!skip)
      {
         enum menu_action action = (enum menu_action)menu_event(current_input, trigger_input);
         bool focused            = settings->pause_nonactive ? video_driver_is_focused() : true;

         focused                 = focused && !ui_companion_is_on_foreground();

         iter.action             = action;

         if (!menu_driver_ctl(RARCH_MENU_CTL_ITERATE, &iter))
            rarch_ctl(RARCH_CTL_MENU_RUNNING_FINISHED, NULL);

         if (focused || !runloop_idle)
            menu_driver_ctl(RARCH_MENU_CTL_RENDER, NULL);

         if (!focused)
            return RUNLOOP_STATE_SLEEP;

         if (action == MENU_ACTION_QUIT)
            return RUNLOOP_STATE_QUIT;
      }
   }
#endif
   
   if (runloop_idle)
      return RUNLOOP_STATE_SLEEP;

#ifdef HAVE_MENU
   if (menu_event_keyboard_is_set(RETROK_F1) == 1)
   {
      if (menu_driver_ctl(RARCH_MENU_CTL_IS_ALIVE, NULL))
      {
         if (rarch_ctl(RARCH_CTL_IS_INITED, NULL) &&
               !rarch_ctl(RARCH_CTL_IS_DUMMY_CORE, NULL))
         {
            rarch_ctl(RARCH_CTL_MENU_RUNNING_FINISHED, NULL);
            menu_event_keyboard_set(false, RETROK_F1);
         }
      }
   }
   else if ((!menu_event_keyboard_is_set(RETROK_F1) && runloop_cmd_menu_press(current_input, old_input, trigger_input)) ||
         rarch_ctl(RARCH_CTL_IS_DUMMY_CORE, NULL))
   {
      if (menu_driver_ctl(RARCH_MENU_CTL_IS_ALIVE, NULL))
      {
         if (rarch_ctl(RARCH_CTL_IS_INITED, NULL) &&
               !rarch_ctl(RARCH_CTL_IS_DUMMY_CORE, NULL))
            rarch_ctl(RARCH_CTL_MENU_RUNNING_FINISHED, NULL);
      }
      else
      {
        menu_display_toggle_set_reason(MENU_TOGGLE_REASON_USER);
        rarch_ctl(RARCH_CTL_MENU_RUNNING, NULL);
      }
   }
   else
      menu_event_keyboard_set(false, RETROK_F1);

   if (menu_driver_ctl(RARCH_MENU_CTL_IS_ALIVE, NULL))
   {
      if (!settings->menu.throttle_framerate && !settings->fastforward_ratio)
         return RUNLOOP_STATE_MENU_ITERATE;

      return RUNLOOP_STATE_END;
   }
#endif

   if (settings->pause_nonactive)
      focused                = video_driver_is_focused();

   if (runloop_cmd_triggered(trigger_input, RARCH_SCREENSHOT))
      command_event(CMD_EVENT_TAKE_SCREENSHOT, NULL);

   if (runloop_cmd_triggered(trigger_input, RARCH_MUTE))
      command_event(CMD_EVENT_AUDIO_MUTE_TOGGLE, NULL);

   if (runloop_cmd_triggered(trigger_input, RARCH_OSK))
   {
      if (input_keyboard_ctl(
               RARCH_INPUT_KEYBOARD_CTL_IS_LINEFEED_ENABLED, NULL))
         input_keyboard_ctl(
               RARCH_INPUT_KEYBOARD_CTL_UNSET_LINEFEED_ENABLED, NULL);
      else
         input_keyboard_ctl(
               RARCH_INPUT_KEYBOARD_CTL_SET_LINEFEED_ENABLED, NULL);
   }

   if (runloop_cmd_press(current_input, RARCH_VOLUME_UP))
      command_event(CMD_EVENT_VOLUME_UP, NULL);
   else if (runloop_cmd_press(current_input, RARCH_VOLUME_DOWN))
      command_event(CMD_EVENT_VOLUME_DOWN, NULL);

#ifdef HAVE_NETWORKING
   tmp = runloop_cmd_triggered(trigger_input, RARCH_NETPLAY_FLIP);
   netplay_driver_ctl(RARCH_NETPLAY_CTL_FLIP_PLAYERS, &tmp);
   tmp = runloop_cmd_triggered(trigger_input, RARCH_FULLSCREEN_TOGGLE_KEY);
   netplay_driver_ctl(RARCH_NETPLAY_CTL_FULLSCREEN_TOGGLE, &tmp);
#endif

   /* Check if libretro pause key was pressed. If so, pause or
    * unpause the libretro core. */

   /* FRAMEADVANCE will set us into pause mode. */
   pause_pressed |= !runloop_paused && runloop_cmd_triggered(trigger_input, RARCH_FRAMEADVANCE);

   if (focused && pause_pressed)
      command_event(CMD_EVENT_PAUSE_TOGGLE, NULL);
   else if (focused && !old_focus)
      command_event(CMD_EVENT_UNPAUSE, NULL);
   else if (!focused && old_focus)
      command_event(CMD_EVENT_PAUSE, NULL);

   old_focus = focused;

   if (!focused)
      return RUNLOOP_STATE_SLEEP;

   if (runloop_paused)
   {
      /* check pause state */

      bool check_is_oneshot = runloop_cmd_triggered(trigger_input,
            RARCH_FRAMEADVANCE)
         || runloop_cmd_press(current_input, RARCH_REWIND);
      if (runloop_cmd_triggered(trigger_input, RARCH_FULLSCREEN_TOGGLE_KEY))
      {
         command_event(CMD_EVENT_FULLSCREEN_TOGGLE, NULL);
         if (!runloop_ctl(RUNLOOP_CTL_IS_IDLE, NULL))
            video_driver_cached_frame();
      }

      if (!check_is_oneshot)
         return RUNLOOP_STATE_SLEEP;
   }

   /* To avoid continous switching if we hold the button down, we require
    * that the button must go from pressed to unpressed back to pressed
    * to be able to toggle between then.
    */
   if (runloop_cmd_triggered(trigger_input, RARCH_FAST_FORWARD_KEY))
   {
      if (input_driver_is_nonblock_state())
         input_driver_unset_nonblock_state();
      else
         input_driver_set_nonblock_state();
      driver_ctl(RARCH_DRIVER_CTL_SET_NONBLOCK_STATE, NULL);
   }
   else if ((runloop_cmd_pressed(old_input, RARCH_FAST_FORWARD_HOLD_KEY) 
         != runloop_cmd_press(current_input, RARCH_FAST_FORWARD_HOLD_KEY)))
   {
      if (runloop_cmd_press(current_input, RARCH_FAST_FORWARD_HOLD_KEY))
         input_driver_set_nonblock_state();
      else
         input_driver_unset_nonblock_state();
      driver_ctl(RARCH_DRIVER_CTL_SET_NONBLOCK_STATE, NULL);
   }

   /* Checks if the state increase/decrease keys have been pressed 
    * for this frame. */
   if (runloop_cmd_triggered(trigger_input, RARCH_STATE_SLOT_PLUS))
   {
      char msg[128];

      msg[0] = '\0';

      settings->state_slot++;

      snprintf(msg, sizeof(msg), "%s: %d",
            msg_hash_to_str(MSG_STATE_SLOT),
            settings->state_slot);

      runloop_msg_queue_push(msg, 2, 180, true);

      RARCH_LOG("%s\n", msg);
   }
   else if (runloop_cmd_triggered(trigger_input, RARCH_STATE_SLOT_MINUS))
   {
      char msg[128];

      msg[0] = '\0';

      if (settings->state_slot > 0)
         settings->state_slot--;

      snprintf(msg, sizeof(msg), "%s: %d",
            msg_hash_to_str(MSG_STATE_SLOT),
            settings->state_slot);

      runloop_msg_queue_push(msg, 2, 180, true);

      RARCH_LOG("%s\n", msg);
   }

   if (runloop_cmd_triggered(trigger_input, RARCH_SAVE_STATE_KEY))
      command_event(CMD_EVENT_SAVE_STATE, NULL);
   else if (runloop_cmd_triggered(trigger_input, RARCH_LOAD_STATE_KEY))
      command_event(CMD_EVENT_LOAD_STATE, NULL);

#ifdef HAVE_CHEEVOS
   if (!settings->cheevos.hardcore_mode_enable)
#endif
      state_manager_check_rewind(runloop_cmd_press(current_input, RARCH_REWIND));

   runloop_slowmotion = runloop_cmd_press(current_input, RARCH_SLOWMOTION);

   if (runloop_slowmotion)
   {
      /* Checks if slowmotion toggle/hold was being pressed and/or held. */
      if (settings->video.black_frame_insertion)
      {
         if (!runloop_ctl(RUNLOOP_CTL_IS_IDLE, NULL))
            video_driver_cached_frame();
      }

      if (state_manager_frame_is_reversed())
         runloop_msg_queue_push(msg_hash_to_str(MSG_SLOW_MOTION_REWIND), 2, 30, true);
      else
         runloop_msg_queue_push(msg_hash_to_str(MSG_SLOW_MOTION), 2, 30, true);
   }

   if (runloop_cmd_triggered(trigger_input, RARCH_MOVIE_RECORD_TOGGLE))
      bsv_movie_check();

   if (runloop_cmd_triggered(trigger_input, RARCH_SHADER_NEXT) ||
      runloop_cmd_triggered(trigger_input, RARCH_SHADER_PREV))
      dir_check_shader(
            runloop_cmd_triggered(trigger_input, RARCH_SHADER_NEXT),
            runloop_cmd_triggered(trigger_input, RARCH_SHADER_PREV));

   if (runloop_cmd_triggered(trigger_input, RARCH_DISK_EJECT_TOGGLE))
      command_event(CMD_EVENT_DISK_EJECT_TOGGLE, NULL);
   else if (runloop_cmd_triggered(trigger_input, RARCH_DISK_NEXT))
      command_event(CMD_EVENT_DISK_NEXT, NULL);
   else if (runloop_cmd_triggered(trigger_input, RARCH_DISK_PREV))
      command_event(CMD_EVENT_DISK_PREV, NULL);

   if (runloop_cmd_triggered(trigger_input, RARCH_RESET))
      command_event(CMD_EVENT_RESET, NULL);

   cheat_manager_state_checks(
         runloop_cmd_triggered(trigger_input, RARCH_CHEAT_INDEX_PLUS),
         runloop_cmd_triggered(trigger_input, RARCH_CHEAT_INDEX_MINUS),
         runloop_cmd_triggered(trigger_input, RARCH_CHEAT_TOGGLE));

   return RUNLOOP_STATE_ITERATE;
}
예제 #15
0
/**
 * event_cmd_ctl:
 * @cmd                  : Event command index.
 *
 * Performs program event command with index @cmd.
 *
 * Returns: true (1) on success, otherwise false (0).
 **/
bool event_cmd_ctl(enum event_command cmd, void *data)
{
   unsigned i                = 0;
   bool boolean              = false;
   settings_t *settings      = config_get_ptr();
   rarch_system_info_t *info = NULL;

   runloop_ctl(RUNLOOP_CTL_SYSTEM_INFO_GET, &info);

   (void)i;

   switch (cmd)
   {
      case EVENT_CMD_MENU_REFRESH:
#ifdef HAVE_MENU
         menu_driver_ctl(RARCH_MENU_CTL_REFRESH, NULL);
#endif
         break;
      case EVENT_CMD_SET_PER_GAME_RESOLUTION:
#if defined(GEKKO)
         {
            unsigned width = 0, height = 0;

            event_cmd_ctl(EVENT_CMD_VIDEO_SET_ASPECT_RATIO, NULL);

            if (video_driver_get_video_output_size(&width, &height))
            {
               char msg[128] = {0};

               video_driver_set_video_mode(width, height, true);

               if (width == 0 || height == 0)
                  strlcpy(msg, "Resolution: DEFAULT", sizeof(msg));
               else
                  snprintf(msg, sizeof(msg),"Resolution: %dx%d",width, height);
               runloop_msg_queue_push(msg, 1, 100, true);
            }
         }
#endif
         break;
      case EVENT_CMD_LOAD_CONTENT_PERSIST:
#ifdef HAVE_DYNAMIC
         event_cmd_ctl(EVENT_CMD_LOAD_CORE, NULL);
#endif
         rarch_ctl(RARCH_CTL_LOAD_CONTENT, NULL);
         break;
#ifdef HAVE_FFMPEG
      case EVENT_CMD_LOAD_CONTENT_FFMPEG:
         rarch_ctl(RARCH_CTL_LOAD_CONTENT_FFMPEG, NULL);
         break;
#endif
      case EVENT_CMD_LOAD_CONTENT_IMAGEVIEWER:
         rarch_ctl(RARCH_CTL_LOAD_CONTENT_IMAGEVIEWER, NULL);
         break;
      case EVENT_CMD_LOAD_CONTENT:
         {
#ifdef HAVE_DYNAMIC
            event_cmd_ctl(EVENT_CMD_LOAD_CONTENT_PERSIST, NULL);
#else
            char *fullpath = NULL;
            runloop_ctl(RUNLOOP_CTL_GET_CONTENT_PATH, &fullpath);
            runloop_ctl(RUNLOOP_CTL_SET_LIBRETRO_PATH, settings->libretro);
            event_cmd_ctl(EVENT_CMD_EXEC, (void*)fullpath);
            event_cmd_ctl(EVENT_CMD_QUIT, NULL);
#endif
         }
         break;
      case EVENT_CMD_LOAD_CORE_DEINIT:
#ifdef HAVE_MENU
         menu_driver_ctl(RARCH_MENU_CTL_SYSTEM_INFO_DEINIT, NULL);
#endif
         break;
      case EVENT_CMD_LOAD_CORE_PERSIST:
         event_cmd_ctl(EVENT_CMD_LOAD_CORE_DEINIT, NULL);
         {
#ifdef HAVE_MENU
            bool *ptr = NULL;
            struct retro_system_info *system = NULL;

            menu_driver_ctl(RARCH_MENU_CTL_SYSTEM_INFO_GET, &system);

            if (menu_driver_ctl(RARCH_MENU_CTL_LOAD_NO_CONTENT_GET, &ptr))
            {
               core_info_ctx_find_t info_find;

#if defined(HAVE_DYNAMIC)
               if (!(*settings->libretro))
                  return false;

               libretro_get_system_info(settings->libretro, system,
                     ptr);
#endif
               info_find.path = settings->libretro;

               if (!core_info_ctl(CORE_INFO_CTL_LOAD, &info_find))
                  return false;
            }
#endif
         }
         break;
      case EVENT_CMD_LOAD_CORE:
         event_cmd_ctl(EVENT_CMD_LOAD_CORE_PERSIST, NULL);
#ifndef HAVE_DYNAMIC
         event_cmd_ctl(EVENT_CMD_QUIT, NULL);
#endif
         break;
      case EVENT_CMD_LOAD_STATE:
         /* Immutable - disallow savestate load when
          * we absolutely cannot change game state. */
         if (bsv_movie_ctl(BSV_MOVIE_CTL_IS_INITED, NULL))
            return false;

#ifdef HAVE_NETPLAY
         if (netplay_driver_ctl(RARCH_NETPLAY_CTL_IS_DATA_INITED, NULL))
            return false;
#endif

#ifdef HAVE_CHEEVOS
         if (settings->cheevos.hardcore_mode_enable)
            return false;
#endif

         event_main_state(cmd);
         break;
      case EVENT_CMD_RESIZE_WINDOWED_SCALE:
         {
            unsigned idx = 0;
            unsigned *window_scale = NULL;

            runloop_ctl(RUNLOOP_CTL_GET_WINDOWED_SCALE, &window_scale);

            if (*window_scale == 0)
               return false;

            settings->video.scale = *window_scale;

            if (!settings->video.fullscreen)
               event_cmd_ctl(EVENT_CMD_REINIT, NULL);

            runloop_ctl(RUNLOOP_CTL_SET_WINDOWED_SCALE, &idx);
         }
         break;
      case EVENT_CMD_MENU_TOGGLE:
#ifdef HAVE_MENU
         if (menu_driver_ctl(RARCH_MENU_CTL_IS_ALIVE, NULL))
            rarch_ctl(RARCH_CTL_MENU_RUNNING_FINISHED, NULL);
         else
            rarch_ctl(RARCH_CTL_MENU_RUNNING, NULL);
#endif
         break;
      case EVENT_CMD_CONTROLLERS_INIT:
         event_init_controllers();
         break;
      case EVENT_CMD_RESET:
         RARCH_LOG("%s.\n", msg_hash_to_str(MSG_RESET));
         runloop_msg_queue_push(msg_hash_to_str(MSG_RESET), 1, 120, true);

#ifdef HAVE_CHEEVOS
         cheevos_ctl(CHEEVOS_CTL_SET_CHEATS, NULL);
#endif
         core_ctl(CORE_CTL_RETRO_RESET, NULL);
         break;
      case EVENT_CMD_SAVE_STATE:
#ifdef HAVE_CHEEVOS
         if (settings->cheevos.hardcore_mode_enable)
            return false;
#endif

         if (settings->savestate_auto_index)
            settings->state_slot++;

         event_main_state(cmd);
         break;
      case EVENT_CMD_SAVE_STATE_DECREMENT:
         /* Slot -1 is (auto) slot. */
         if (settings->state_slot >= 0)
            settings->state_slot--;
         break;
      case EVENT_CMD_SAVE_STATE_INCREMENT:
         settings->state_slot++;
         break;
      case EVENT_CMD_TAKE_SCREENSHOT:
         if (!take_screenshot())
            return false;
         break;
      case EVENT_CMD_UNLOAD_CORE:
         runloop_ctl(RUNLOOP_CTL_PREPARE_DUMMY, NULL);
         event_cmd_ctl(EVENT_CMD_LOAD_CORE_DEINIT, NULL);
         break;
      case EVENT_CMD_QUIT:
         rarch_ctl(RARCH_CTL_QUIT, NULL);
         break;
      case EVENT_CMD_CHEEVOS_HARDCORE_MODE_TOGGLE:
#ifdef HAVE_CHEEVOS
         cheevos_ctl(CHEEVOS_CTL_TOGGLE_HARDCORE_MODE, NULL);
#endif
         break;
      case EVENT_CMD_REINIT:
         {
            struct retro_hw_render_callback *hwr = NULL;
            video_driver_ctl(RARCH_DISPLAY_CTL_HW_CONTEXT_GET, &hwr);

            if (hwr->cache_context)
               video_driver_ctl(
                     RARCH_DISPLAY_CTL_SET_VIDEO_CACHE_CONTEXT, NULL);
            else
               video_driver_ctl(
                     RARCH_DISPLAY_CTL_UNSET_VIDEO_CACHE_CONTEXT, NULL);

            video_driver_ctl(
                  RARCH_DISPLAY_CTL_UNSET_VIDEO_CACHE_CONTEXT_ACK, NULL);
            event_cmd_ctl(EVENT_CMD_RESET_CONTEXT, NULL);
            video_driver_ctl(
                  RARCH_DISPLAY_CTL_UNSET_VIDEO_CACHE_CONTEXT, NULL);

            /* Poll input to avoid possibly stale data to corrupt things. */
            input_driver_ctl(RARCH_INPUT_CTL_POLL, NULL);

#ifdef HAVE_MENU
            menu_display_ctl(
                  MENU_DISPLAY_CTL_SET_FRAMEBUFFER_DIRTY_FLAG, NULL);

            if (menu_driver_ctl(RARCH_MENU_CTL_IS_ALIVE, NULL))
               event_cmd_ctl(EVENT_CMD_VIDEO_SET_BLOCKING_STATE, NULL);
#endif
         }
         break;
      case EVENT_CMD_CHEATS_DEINIT:
         cheat_manager_state_free();
         break;
      case EVENT_CMD_CHEATS_INIT:
         event_cmd_ctl(EVENT_CMD_CHEATS_DEINIT, NULL);
         event_init_cheats();
         break;
      case EVENT_CMD_CHEATS_APPLY:
         cheat_manager_apply_cheats();
         break;
      case EVENT_CMD_REWIND_DEINIT:
#ifdef HAVE_NETPLAY
         if (netplay_driver_ctl(RARCH_NETPLAY_CTL_IS_DATA_INITED, NULL))
            return false;
#endif
#ifdef HAVE_CHEEVOS
         if (settings->cheevos.hardcore_mode_enable)
            return false;
#endif

         state_manager_event_deinit();
         break;
      case EVENT_CMD_REWIND_INIT:
#ifdef HAVE_CHEEVOS
         if (settings->cheevos.hardcore_mode_enable)
            return false;
#endif
#ifdef HAVE_NETPLAY
         if (!netplay_driver_ctl(RARCH_NETPLAY_CTL_IS_DATA_INITED, NULL))
#endif
            init_rewind();
         break;
      case EVENT_CMD_REWIND_TOGGLE:
         if (settings->rewind_enable)
            event_cmd_ctl(EVENT_CMD_REWIND_INIT, NULL);
         else
            event_cmd_ctl(EVENT_CMD_REWIND_DEINIT, NULL);
         break;
      case EVENT_CMD_AUTOSAVE_DEINIT:
#ifdef HAVE_THREADS
         autosave_event_deinit();
#endif
         break;
      case EVENT_CMD_AUTOSAVE_INIT:
         event_cmd_ctl(EVENT_CMD_AUTOSAVE_DEINIT, NULL);
#ifdef HAVE_THREADS
         autosave_event_init();
#endif
         break;
      case EVENT_CMD_AUTOSAVE_STATE:
         event_save_auto_state();
         break;
      case EVENT_CMD_AUDIO_STOP:
         if (!audio_driver_ctl(RARCH_AUDIO_CTL_ALIVE, NULL))
            return false;

         if (!audio_driver_ctl(RARCH_AUDIO_CTL_STOP, NULL))
            return false;
         break;
      case EVENT_CMD_AUDIO_START:
         if (audio_driver_ctl(RARCH_AUDIO_CTL_ALIVE, NULL))
            return false;

         if (!settings->audio.mute_enable && 
               !audio_driver_ctl(RARCH_AUDIO_CTL_START, NULL))
         {
            RARCH_ERR("Failed to start audio driver. "
                  "Will continue without audio.\n");
            audio_driver_ctl(RARCH_AUDIO_CTL_UNSET_ACTIVE, NULL);
         }
         break;
      case EVENT_CMD_AUDIO_MUTE_TOGGLE:
         {
            const char *msg = !settings->audio.mute_enable ?
               msg_hash_to_str(MSG_AUDIO_MUTED):
               msg_hash_to_str(MSG_AUDIO_UNMUTED);

            if (!audio_driver_ctl(RARCH_AUDIO_CTL_MUTE_TOGGLE, NULL))
            {
               RARCH_ERR("%s.\n",
                     msg_hash_to_str(MSG_FAILED_TO_UNMUTE_AUDIO));
               return false;
            }

            runloop_msg_queue_push(msg, 1, 180, true);
            RARCH_LOG("%s\n", msg);
         }
         break;
      case EVENT_CMD_OVERLAY_DEINIT:
#ifdef HAVE_OVERLAY
         input_overlay_free();
#endif
         break;
      case EVENT_CMD_OVERLAY_INIT:
         event_cmd_ctl(EVENT_CMD_OVERLAY_DEINIT, NULL);
#ifdef HAVE_OVERLAY
         input_overlay_init();
#endif
         break;
      case EVENT_CMD_OVERLAY_NEXT:
#ifdef HAVE_OVERLAY
         input_overlay_next(settings->input.overlay_opacity);
#endif
         break;
      case EVENT_CMD_DSP_FILTER_DEINIT:
         audio_driver_dsp_filter_free();
         break;
      case EVENT_CMD_DSP_FILTER_INIT:
         event_cmd_ctl(EVENT_CMD_DSP_FILTER_DEINIT, NULL);
         if (!*settings->audio.dsp_plugin)
            break;
         audio_driver_dsp_filter_init(settings->audio.dsp_plugin);
         break;
      case EVENT_CMD_GPU_RECORD_DEINIT:
         video_driver_ctl(RARCH_DISPLAY_CTL_GPU_RECORD_DEINIT, NULL);
         break;
      case EVENT_CMD_RECORD_DEINIT:
         if (!recording_deinit())
            return false;
         break;
      case EVENT_CMD_RECORD_INIT:
         event_cmd_ctl(EVENT_CMD_HISTORY_DEINIT, NULL);
         if (!recording_init())
            return false;
         break;
      case EVENT_CMD_HISTORY_DEINIT:
         if (g_defaults.history)
         {
            content_playlist_write_file(g_defaults.history);
            content_playlist_free(g_defaults.history);
         }
         g_defaults.history = NULL;
         break;
      case EVENT_CMD_HISTORY_INIT:
         event_cmd_ctl(EVENT_CMD_HISTORY_DEINIT, NULL);
         if (!settings->history_list_enable)
            return false;
         RARCH_LOG("%s: [%s].\n",
               msg_hash_to_str(MSG_LOADING_HISTORY_FILE),
               settings->content_history_path);
         g_defaults.history = content_playlist_init(
               settings->content_history_path,
               settings->content_history_size);
         break;
      case EVENT_CMD_CORE_INFO_DEINIT:
         core_info_ctl(CORE_INFO_CTL_LIST_DEINIT, NULL);
         break;
      case EVENT_CMD_CORE_INFO_INIT:
         event_cmd_ctl(EVENT_CMD_CORE_INFO_DEINIT, NULL);

         if (*settings->libretro_directory)
            core_info_ctl(CORE_INFO_CTL_LIST_INIT, NULL);
         break;
      case EVENT_CMD_CORE_DEINIT:
         {
            struct retro_hw_render_callback *hwr = NULL;
            video_driver_ctl(RARCH_DISPLAY_CTL_HW_CONTEXT_GET, &hwr);
            event_deinit_core(true);

            if (hwr)
               memset(hwr, 0, sizeof(*hwr));

            break;
         }
      case EVENT_CMD_CORE_INIT:
         if (!event_init_core(data))
            return false;
         break;
      case EVENT_CMD_VIDEO_APPLY_STATE_CHANGES:
         video_driver_ctl(RARCH_DISPLAY_CTL_APPLY_STATE_CHANGES, NULL);
         break;
      case EVENT_CMD_VIDEO_SET_NONBLOCKING_STATE:
         boolean = true; /* fall-through */
      case EVENT_CMD_VIDEO_SET_BLOCKING_STATE:
         video_driver_ctl(RARCH_DISPLAY_CTL_SET_NONBLOCK_STATE, &boolean);
         break;
      case EVENT_CMD_VIDEO_SET_ASPECT_RATIO:
         video_driver_ctl(RARCH_DISPLAY_CTL_SET_ASPECT_RATIO, NULL);
         break;
      case EVENT_CMD_AUDIO_SET_NONBLOCKING_STATE:
         boolean = true; /* fall-through */
      case EVENT_CMD_AUDIO_SET_BLOCKING_STATE:
         audio_driver_set_nonblocking_state(boolean);
         break;
      case EVENT_CMD_OVERLAY_SET_SCALE_FACTOR:
#ifdef HAVE_OVERLAY
         input_overlay_set_scale_factor(settings->input.overlay_scale);
#endif
         break;
      case EVENT_CMD_OVERLAY_SET_ALPHA_MOD:
#ifdef HAVE_OVERLAY
         input_overlay_set_alpha_mod(settings->input.overlay_opacity);
#endif
         break;
      case EVENT_CMD_AUDIO_REINIT:
         {
            int flags = DRIVER_AUDIO;
            driver_ctl(RARCH_DRIVER_CTL_UNINIT, &flags);
            driver_ctl(RARCH_DRIVER_CTL_INIT, &flags);
         }
         break;
      case EVENT_CMD_RESET_CONTEXT:
         {
            /* RARCH_DRIVER_CTL_UNINIT clears the callback struct so we
             * need to make sure to keep a copy */
            struct retro_hw_render_callback *hwr = NULL;
            struct retro_hw_render_callback hwr_copy;
            int flags = DRIVERS_CMD_ALL;

            video_driver_ctl(RARCH_DISPLAY_CTL_HW_CONTEXT_GET, &hwr);

            memcpy(&hwr_copy, hwr, sizeof(hwr_copy));

            driver_ctl(RARCH_DRIVER_CTL_UNINIT, &flags);

            memcpy(hwr, &hwr_copy, sizeof(*hwr));

            driver_ctl(RARCH_DRIVER_CTL_INIT, &flags);
         }
         break;
      case EVENT_CMD_QUIT_RETROARCH:
         rarch_ctl(RARCH_CTL_FORCE_QUIT, NULL);
         break;
      case EVENT_CMD_SHUTDOWN:
#if defined(__linux__) && !defined(ANDROID)
         runloop_msg_queue_push("Shutting down...", 1, 180, true);
         rarch_ctl(RARCH_CTL_FORCE_QUIT, NULL);
         system("shutdown -P now");
#endif
         break;
      case EVENT_CMD_REBOOT:
#if defined(__linux__) && !defined(ANDROID)
         runloop_msg_queue_push("Rebooting...", 1, 180, true);
         rarch_ctl(RARCH_CTL_FORCE_QUIT, NULL);
         system("shutdown -r now");
#endif
         break;
      case EVENT_CMD_RESUME:
         rarch_ctl(RARCH_CTL_MENU_RUNNING_FINISHED, NULL);
         if (ui_companion_is_on_foreground())
            ui_companion_driver_toggle();
         break;
      case EVENT_CMD_RESTART_RETROARCH:
         if (!frontend_driver_set_fork(FRONTEND_FORK_RESTART))
            return false;
         break;
      case EVENT_CMD_MENU_SAVE_CURRENT_CONFIG:
         event_save_current_config();
         break;
      case EVENT_CMD_MENU_SAVE_CONFIG:
         if (!event_save_core_config())
            return false;
         break;
      case EVENT_CMD_SHADERS_APPLY_CHANGES:
#ifdef HAVE_MENU
         menu_shader_manager_apply_changes();
#endif
         break;
      case EVENT_CMD_PAUSE_CHECKS:
         if (runloop_ctl(RUNLOOP_CTL_IS_PAUSED, NULL))
         {
            RARCH_LOG("%s\n", msg_hash_to_str(MSG_PAUSED));
            event_cmd_ctl(EVENT_CMD_AUDIO_STOP, NULL);

            if (settings->video.black_frame_insertion)
               video_driver_ctl(RARCH_DISPLAY_CTL_CACHED_FRAME_RENDER, NULL);
         }
         else
         {
            RARCH_LOG("%s\n", msg_hash_to_str(MSG_UNPAUSED));
            event_cmd_ctl(EVENT_CMD_AUDIO_START, NULL);
         }
         break;
      case EVENT_CMD_PAUSE_TOGGLE:
         boolean = runloop_ctl(RUNLOOP_CTL_IS_PAUSED,  NULL);
         boolean = !boolean;
         runloop_ctl(RUNLOOP_CTL_SET_PAUSED, &boolean);
         event_cmd_ctl(EVENT_CMD_PAUSE_CHECKS, NULL);
         break;
      case EVENT_CMD_UNPAUSE:
         boolean = false;

         runloop_ctl(RUNLOOP_CTL_SET_PAUSED, &boolean);
         event_cmd_ctl(EVENT_CMD_PAUSE_CHECKS, NULL);
         break;
      case EVENT_CMD_PAUSE:
         boolean = true;

         runloop_ctl(RUNLOOP_CTL_SET_PAUSED, &boolean);
         event_cmd_ctl(EVENT_CMD_PAUSE_CHECKS, NULL);
         break;
      case EVENT_CMD_MENU_PAUSE_LIBRETRO:
#ifdef HAVE_MENU
         if (menu_driver_ctl(RARCH_MENU_CTL_IS_ALIVE, NULL))
         {
            if (settings->menu.pause_libretro)
               event_cmd_ctl(EVENT_CMD_AUDIO_STOP, NULL);
            else
               event_cmd_ctl(EVENT_CMD_AUDIO_START, NULL);
         }
         else
         {
            if (settings->menu.pause_libretro)
               event_cmd_ctl(EVENT_CMD_AUDIO_START, NULL);
         }
#endif
         break;
      case EVENT_CMD_SHADER_DIR_DEINIT:
         runloop_ctl(RUNLOOP_CTL_SHADER_DIR_DEINIT, NULL);
         break;
      case EVENT_CMD_SHADER_DIR_INIT:
         event_cmd_ctl(EVENT_CMD_SHADER_DIR_DEINIT, NULL);

         if (!runloop_ctl(RUNLOOP_CTL_SHADER_DIR_INIT, NULL))
            return false;
         break;
      case EVENT_CMD_SAVEFILES:
         {
            global_t  *global         = global_get_ptr();
            if (!global->savefiles || !global->sram.use)
               return false;

            for (i = 0; i < global->savefiles->size; i++)
            {
               ram_type_t ram;
               ram.type    = global->savefiles->elems[i].attr.i;
               ram.path    = global->savefiles->elems[i].data;

               RARCH_LOG("%s #%u %s \"%s\".\n",
                     msg_hash_to_str(MSG_SAVING_RAM_TYPE),
                     ram.type,
                     msg_hash_to_str(MSG_TO),
                     ram.path);
               content_ctl(CONTENT_CTL_SAVE_RAM_FILE, &ram);
            }
         }
         return true;
      case EVENT_CMD_SAVEFILES_DEINIT:
         {
            global_t  *global         = global_get_ptr();
            if (!global)
               break;

            if (global->savefiles)
               string_list_free(global->savefiles);
            global->savefiles = NULL;
         }
         break;
      case EVENT_CMD_SAVEFILES_INIT:
         {
            global_t  *global         = global_get_ptr();
            global->sram.use = global->sram.use && !global->sram.save_disable;
#ifdef HAVE_NETPLAY
            global->sram.use = global->sram.use && 
               (!netplay_driver_ctl(RARCH_NETPLAY_CTL_IS_DATA_INITED, NULL)
                || !global->netplay.is_client);
#endif

            if (!global->sram.use)
               RARCH_LOG("%s\n",
                     msg_hash_to_str(MSG_SRAM_WILL_NOT_BE_SAVED));

            if (global->sram.use)
               event_cmd_ctl(EVENT_CMD_AUTOSAVE_INIT, NULL);
         }
         break;
      case EVENT_CMD_BSV_MOVIE_DEINIT:
         bsv_movie_ctl(BSV_MOVIE_CTL_DEINIT, NULL);
         break;
      case EVENT_CMD_BSV_MOVIE_INIT:
         event_cmd_ctl(EVENT_CMD_BSV_MOVIE_DEINIT, NULL);
         bsv_movie_ctl(BSV_MOVIE_CTL_INIT, NULL);
         break;
      case EVENT_CMD_NETPLAY_DEINIT:
#ifdef HAVE_NETPLAY
         deinit_netplay();
#endif
         break;
      case EVENT_CMD_NETWORK_DEINIT:
#ifdef HAVE_NETWORKING
         network_deinit();
#endif
         break;
      case EVENT_CMD_NETWORK_INIT:
#ifdef HAVE_NETWORKING
         network_init();
#endif
         break;
      case EVENT_CMD_NETPLAY_INIT:
         event_cmd_ctl(EVENT_CMD_NETPLAY_DEINIT, NULL);
#ifdef HAVE_NETPLAY
         if (!init_netplay())
            return false;
#endif
         break;
      case EVENT_CMD_NETPLAY_FLIP_PLAYERS:
#ifdef HAVE_NETPLAY
         netplay_driver_ctl(RARCH_NETPLAY_CTL_FLIP_PLAYERS, NULL);
#endif
         break;
      case EVENT_CMD_FULLSCREEN_TOGGLE:
         if (!video_driver_ctl(RARCH_DISPLAY_CTL_HAS_WINDOWED, NULL))
            return false;

         /* If we go fullscreen we drop all drivers and
          * reinitialize to be safe. */
         settings->video.fullscreen = !settings->video.fullscreen;
         event_cmd_ctl(EVENT_CMD_REINIT, NULL);
         break;
      case EVENT_CMD_COMMAND_DEINIT:
         input_driver_ctl(RARCH_INPUT_CTL_COMMAND_DEINIT, NULL);
         break;
      case EVENT_CMD_COMMAND_INIT:
         event_cmd_ctl(EVENT_CMD_COMMAND_DEINIT, NULL);
         input_driver_ctl(RARCH_INPUT_CTL_COMMAND_INIT, NULL);
         break;
      case EVENT_CMD_REMOTE_DEINIT:
         input_driver_ctl(RARCH_INPUT_CTL_REMOTE_DEINIT, NULL);
         break;
      case EVENT_CMD_REMOTE_INIT:
         event_cmd_ctl(EVENT_CMD_REMOTE_DEINIT, NULL);
         input_driver_ctl(RARCH_INPUT_CTL_REMOTE_INIT, NULL);
         break;
      case EVENT_CMD_TEMPORARY_CONTENT_DEINIT:
         content_ctl(CONTENT_CTL_DEINIT, NULL);
         break;
      case EVENT_CMD_SUBSYSTEM_FULLPATHS_DEINIT:
         {
            global_t  *global         = global_get_ptr();
            if (!global)
               break;

            if (global->subsystem_fullpaths)
               string_list_free(global->subsystem_fullpaths);
            global->subsystem_fullpaths = NULL;
         }
         break;
      case EVENT_CMD_LOG_FILE_DEINIT:
         retro_main_log_file_deinit();
         break;
      case EVENT_CMD_DISK_APPEND_IMAGE:
         {
            const char *path = (const char*)data;
            if (string_is_empty(path))
               return false;
            return event_disk_control_append_image(path);
         }
      case EVENT_CMD_DISK_EJECT_TOGGLE:
         if (info && info->disk_control_cb.get_num_images)
         {
            const struct retro_disk_control_callback *control =
               (const struct retro_disk_control_callback*)
               &info->disk_control_cb;

            if (control)
            {
               bool new_state = !control->get_eject_state();
               event_disk_control_set_eject(new_state, true);
            }
         }
         else
            runloop_msg_queue_push(
                  msg_hash_to_str(MSG_CORE_DOES_NOT_SUPPORT_DISK_OPTIONS),
                  1, 120, true);
         break;
      case EVENT_CMD_DISK_NEXT:
         if (info && info->disk_control_cb.get_num_images)
         {
            const struct retro_disk_control_callback *control =
               (const struct retro_disk_control_callback*)
               &info->disk_control_cb;

            if (!control)
               return false;

            if (!control->get_eject_state())
               return false;

            event_check_disk_next(control);
         }
         else
            runloop_msg_queue_push(
                  msg_hash_to_str(MSG_CORE_DOES_NOT_SUPPORT_DISK_OPTIONS),
                  1, 120, true);
         break;
      case EVENT_CMD_DISK_PREV:
         if (info && info->disk_control_cb.get_num_images)
         {
            const struct retro_disk_control_callback *control =
               (const struct retro_disk_control_callback*)
               &info->disk_control_cb;

            if (!control)
               return false;

            if (!control->get_eject_state())
               return false;

            event_check_disk_prev(control);
         }
         else
            runloop_msg_queue_push(
                  msg_hash_to_str(MSG_CORE_DOES_NOT_SUPPORT_DISK_OPTIONS),
                  1, 120, true);
         break;
      case EVENT_CMD_RUMBLE_STOP:
         for (i = 0; i < MAX_USERS; i++)
         {
            input_driver_set_rumble_state(i, RETRO_RUMBLE_STRONG, 0);
            input_driver_set_rumble_state(i, RETRO_RUMBLE_WEAK, 0);
         }
         break;
      case EVENT_CMD_GRAB_MOUSE_TOGGLE:
         {
            bool ret = false;
            static bool grab_mouse_state  = false;

            grab_mouse_state = !grab_mouse_state;

            if (grab_mouse_state)
               ret = input_driver_ctl(RARCH_INPUT_CTL_GRAB_MOUSE, NULL);
            else
               ret = input_driver_ctl(RARCH_INPUT_CTL_UNGRAB_MOUSE, NULL);

            if (!ret)
               return false;

            RARCH_LOG("%s: %s.\n",
                  msg_hash_to_str(MSG_GRAB_MOUSE_STATE),
                  grab_mouse_state ? "yes" : "no");

            if (grab_mouse_state)
               video_driver_ctl(RARCH_DISPLAY_CTL_HIDE_MOUSE, NULL);
            else
               video_driver_ctl(RARCH_DISPLAY_CTL_SHOW_MOUSE, NULL);
         }
         break;
      case EVENT_CMD_PERFCNT_REPORT_FRONTEND_LOG:
         rarch_perf_log();
         break;
      case EVENT_CMD_VOLUME_UP:
         event_set_volume(0.5f);
         break;
      case EVENT_CMD_VOLUME_DOWN:
         event_set_volume(-0.5f);
         break;
      case EVENT_CMD_SET_FRAME_LIMIT:
         runloop_ctl(RUNLOOP_CTL_SET_FRAME_LIMIT, NULL);
         break;
      case EVENT_CMD_EXEC:
         return event_cmd_exec(data);
      case EVENT_CMD_NONE:
      default:
         return false;
   }

   return true;
}
예제 #16
0
bool driver_ctl(enum driver_ctl_state state, void *data)
{
   switch (state)
   {
      case RARCH_DRIVER_CTL_DEINIT:
         video_driver_destroy();
         audio_driver_destroy();
         input_driver_destroy();
#ifdef HAVE_MENU
         menu_driver_ctl(RARCH_MENU_CTL_DESTROY, NULL);
#endif
         location_driver_ctl(RARCH_LOCATION_CTL_DESTROY, NULL);
         camera_driver_ctl(RARCH_CAMERA_CTL_DESTROY, NULL);
         core_uninit_libretro_callbacks();
         break;
      case RARCH_DRIVER_CTL_UNINIT:
         {
            int *flags = (int*)data;
            if (!flags)
               return false;
            uninit_drivers(*flags);
         }
         break;
      case RARCH_DRIVER_CTL_UNINIT_ALL:
         {
            int flags = DRIVERS_CMD_ALL;
            return driver_ctl(RARCH_DRIVER_CTL_UNINIT, &flags);
         }
      case RARCH_DRIVER_CTL_INIT:
         {
            int *flags = (int*)data;
            if (!flags)
               return false;
            init_drivers(*flags);
         }
         break;
      case RARCH_DRIVER_CTL_INIT_ALL:
         {
            int flags = DRIVERS_CMD_ALL;
            return driver_ctl(RARCH_DRIVER_CTL_INIT, &flags);
         }
      case RARCH_DRIVER_CTL_INIT_PRE:
         audio_driver_find_driver();
         video_driver_find_driver();
         input_driver_find_driver();
         camera_driver_ctl(RARCH_CAMERA_CTL_FIND_DRIVER, NULL);
         find_location_driver();
#ifdef HAVE_MENU
         menu_driver_ctl(RARCH_MENU_CTL_FIND_DRIVER, NULL);
#endif
         break;
      case RARCH_DRIVER_CTL_SET_REFRESH_RATE:
         {
            float *hz = (float*)data;
            video_monitor_set_refresh_rate(*hz);
            audio_driver_monitor_set_rate();
            driver_adjust_system_rates();
         }
         break;
      case RARCH_DRIVER_CTL_SET_NONBLOCK_STATE:
         driver_set_nonblock_state();
         break;
      case RARCH_DRIVER_CTL_UPDATE_SYSTEM_AV_INFO:
         {
            const struct retro_system_av_info **info = (const struct retro_system_av_info**)data;
            if (info)
               return driver_update_system_av_info(*info);
         }
         return false;
      case RARCH_DRIVER_CTL_FIND_FIRST:
         {
            driver_ctx_info_t *drv = (driver_ctx_info_t*)data;
            if (!drv)
               return false;
            return driver_find_first(drv->label, drv->s, drv->len);
         }
      case RARCH_DRIVER_CTL_FIND_PREV:
         {
            driver_ctx_info_t *drv = (driver_ctx_info_t*)data;
            if (!drv)
               return false;
            return driver_find_prev(drv->label, drv->s, drv->len);
         }
      case RARCH_DRIVER_CTL_FIND_NEXT:
         {
            driver_ctx_info_t *drv = (driver_ctx_info_t*)data;
            if (!drv)
               return false;
            return driver_find_next(drv->label, drv->s, drv->len);
         }
      case RARCH_DRIVER_CTL_FIND_INDEX:
         {
            driver_ctx_info_t *drv = (driver_ctx_info_t*)data;
            if (!drv)
               return false;
            drv->len = driver_find_index(drv->label, drv->s);
         }
         break;
      case RARCH_DRIVER_CTL_NONE:
      default:
         break;
   }

   return true;
}
예제 #17
0
/**
 * init_drivers:
 * @flags              : Bitmask of drivers to initialize.
 *
 * Initializes drivers.
 * @flags determines which drivers get initialized.
 **/
static void init_drivers(int flags)
{
   if (flags & DRIVER_VIDEO)
      video_driver_unset_own_driver();
   if (flags & DRIVER_AUDIO)
      audio_driver_unset_own_driver();
   if (flags & DRIVER_INPUT)
      input_driver_unset_own_driver();
   if (flags & DRIVER_CAMERA)
      camera_driver_ctl(RARCH_CAMERA_CTL_UNSET_OWN_DRIVER, NULL);
   if (flags & DRIVER_LOCATION)
      location_driver_ctl(RARCH_LOCATION_CTL_UNSET_OWN_DRIVER, NULL);

#ifdef HAVE_MENU
   /* By default, we want the menu to persist through driver reinits. */
   menu_driver_ctl(RARCH_MENU_CTL_SET_OWN_DRIVER, NULL);
#endif

   if (flags & (DRIVER_VIDEO | DRIVER_AUDIO))
      driver_adjust_system_rates();

   if (flags & DRIVER_VIDEO)
   {
      struct retro_hw_render_callback *hwr =
         video_driver_get_hw_context();

      video_driver_monitor_reset();
      video_driver_init();

      if (!video_driver_is_video_cache_context_ack()
            && hwr->context_reset)
         hwr->context_reset();
      video_driver_unset_video_cache_context_ack();

      runloop_ctl(RUNLOOP_CTL_SET_FRAME_TIME_LAST, NULL);
   }

   if (flags & DRIVER_AUDIO)
   {
      audio_driver_init();
      audio_driver_new_devices_list();
   }

   /* Only initialize camera driver if we're ever going to use it. */
   if ((flags & DRIVER_CAMERA) && camera_driver_ctl(RARCH_CAMERA_CTL_IS_ACTIVE, NULL))
      camera_driver_ctl(RARCH_CAMERA_CTL_INIT, NULL);

   /* Only initialize location driver if we're ever going to use it. */
   if ((flags & DRIVER_LOCATION) && location_driver_ctl(RARCH_LOCATION_CTL_IS_ACTIVE, NULL))
      init_location();

#ifdef HAVE_MENU
   if (flags & DRIVER_MENU)
   {
      menu_driver_ctl(RARCH_MENU_CTL_INIT, NULL);
      menu_driver_ctl(RARCH_MENU_CTL_CONTEXT_RESET, NULL);
   }
#endif

   if (flags & (DRIVER_VIDEO | DRIVER_AUDIO))
   {
      /* Keep non-throttled state as good as possible. */
      if (input_driver_is_nonblock_state())
         driver_ctl(RARCH_DRIVER_CTL_SET_NONBLOCK_STATE, NULL);
   }
}
예제 #18
0
bool runloop_ctl(enum runloop_ctl_state state, void *data)
{
   static rarch_dir_list_t runloop_shader_dir;
   static char runloop_fullpath[PATH_MAX_LENGTH];
   static rarch_system_info_t runloop_system;
   static unsigned runloop_pending_windowed_scale;
   static retro_keyboard_event_t runloop_key_event = NULL;
   static unsigned runloop_max_frames              = false;
   static bool runloop_frame_time_last             = false;
   static bool runloop_set_frame_limit             = false;
   static bool runloop_paused                      = false;
   static bool runloop_idle                        = false;
   static bool runloop_exec                        = false;
   static bool runloop_slowmotion                  = false;
   static bool runloop_shutdown_initiated          = false;
   static bool runloop_core_shutdown_initiated     = false;
   static bool runloop_perfcnt_enable              = false;
   static bool runloop_overrides_active            = false;
   static bool runloop_game_options_active         = false;
#ifdef HAVE_THREADS
   static slock_t *runloop_msg_queue_lock          = NULL;
#endif
   static core_info_t *core_info_current           = NULL;
   static core_info_list_t *core_info_curr_list    = NULL;
   settings_t *settings                            = config_get_ptr();

   switch (state)
   {
      case RUNLOOP_CTL_DATA_ITERATE:
         rarch_task_check();
         return true;
      case RUNLOOP_CTL_SHADER_DIR_DEINIT:
         shader_dir_free(&runloop_shader_dir);
         return true;
      case RUNLOOP_CTL_SHADER_DIR_INIT:
         return shader_dir_init(&runloop_shader_dir);
      case RUNLOOP_CTL_SYSTEM_INFO_INIT:
         core.retro_get_system_info(&runloop_system.info);

         if (!runloop_system.info.library_name)
            runloop_system.info.library_name = msg_hash_to_str(MSG_UNKNOWN);
         if (!runloop_system.info.library_version)
            runloop_system.info.library_version = "v0";

#ifndef RARCH_CONSOLE
         strlcpy(runloop_system.title_buf, 
               msg_hash_to_str(MSG_PROGRAM), sizeof(runloop_system.title_buf));
         strlcat(runloop_system.title_buf, " : ", sizeof(runloop_system.title_buf));
#endif
         strlcat(runloop_system.title_buf, runloop_system.info.library_name, sizeof(runloop_system.title_buf));
         strlcat(runloop_system.title_buf, " ", sizeof(runloop_system.title_buf));
         strlcat(runloop_system.title_buf, runloop_system.info.library_version, sizeof(runloop_system.title_buf));
         strlcpy(runloop_system.valid_extensions, runloop_system.info.valid_extensions ?
               runloop_system.info.valid_extensions : DEFAULT_EXT,
               sizeof(runloop_system.valid_extensions));
         runloop_system.block_extract = runloop_system.info.block_extract;
         break;
      case RUNLOOP_CTL_GET_CORE_OPTION_SIZE:
         {
            unsigned *idx = (unsigned*)data;
            if (!idx)
               return false;
            *idx = core_option_size(runloop_system.core_options);
         }
         return true;
      case RUNLOOP_CTL_HAS_CORE_OPTIONS:
         return runloop_system.core_options;
      case RUNLOOP_CTL_CURRENT_CORE_LIST_FREE:
         if (core_info_curr_list)
            core_info_list_free(core_info_curr_list);
         core_info_curr_list = NULL;
         return true;
      case RUNLOOP_CTL_CURRENT_CORE_LIST_INIT:
         core_info_curr_list = core_info_list_new();
         return true;
      case RUNLOOP_CTL_CURRENT_CORE_LIST_GET:
         {
            core_info_list_t **core = (core_info_list_t**)data;
            if (!core)
               return false;
            *core = core_info_curr_list;
         }
         return true;
      case RUNLOOP_CTL_CURRENT_CORE_FREE:
         if (core_info_current)
            free(core_info_current);
         core_info_current = NULL;
         return true;
      case RUNLOOP_CTL_CURRENT_CORE_INIT:
         core_info_current = (core_info_t*)calloc(1, sizeof(core_info_t));
         if (!core_info_current)
            return false;
         return true;
      case RUNLOOP_CTL_CURRENT_CORE_GET:
         {
            core_info_t **core = (core_info_t**)data;
            if (!core)
               return false;
            *core = core_info_current;
         }
         return true;
      case RUNLOOP_CTL_SYSTEM_INFO_GET:
         {
            rarch_system_info_t **system = (rarch_system_info_t**)data;
            if (!system)
               return false;
            *system = &runloop_system;
         }
         return true;
      case RUNLOOP_CTL_SYSTEM_INFO_FREE:
         if (runloop_system.core_options)
         {
            core_option_flush(runloop_system.core_options);
            core_option_free(runloop_system.core_options);
         }

         runloop_system.core_options = NULL;

         /* No longer valid. */
         if (runloop_system.special)
            free(runloop_system.special);
         runloop_system.special = NULL;
         if (runloop_system.ports)
            free(runloop_system.ports);
         runloop_system.ports   = NULL;

         runloop_key_event = NULL;
         global_get_ptr()->frontend_key_event = NULL;
         audio_driver_unset_callback();
         memset(&runloop_system, 0, sizeof(rarch_system_info_t));
         break;
      case RUNLOOP_CTL_IS_FRAME_COUNT_END:
         {
            uint64_t *frame_count         = NULL;
            video_driver_ctl(RARCH_DISPLAY_CTL_GET_FRAME_COUNT, &frame_count);
            return runloop_max_frames && (*frame_count >= runloop_max_frames);
         }
      case RUNLOOP_CTL_SET_FRAME_TIME_LAST:
         runloop_frame_time_last = true;
         break;
      case RUNLOOP_CTL_UNSET_FRAME_TIME_LAST:
         runloop_frame_time_last = false;
         break;
      case RUNLOOP_CTL_SET_OVERRIDES_ACTIVE:
         runloop_overrides_active = true;
         break;
      case RUNLOOP_CTL_UNSET_OVERRIDES_ACTIVE:
         runloop_overrides_active = false; 
         break;
      case RUNLOOP_CTL_IS_OVERRIDES_ACTIVE:
         return runloop_overrides_active;
      case RUNLOOP_CTL_SET_GAME_OPTIONS_ACTIVE:
         runloop_game_options_active = true;
         break;
      case RUNLOOP_CTL_UNSET_GAME_OPTIONS_ACTIVE:
         runloop_game_options_active = false;
         break;
      case RUNLOOP_CTL_IS_GAME_OPTIONS_ACTIVE:
         return runloop_game_options_active;
      case RUNLOOP_CTL_IS_FRAME_TIME_LAST:
         return runloop_frame_time_last;
      case RUNLOOP_CTL_SET_FRAME_LIMIT:
         runloop_set_frame_limit = true;
         break;
      case RUNLOOP_CTL_UNSET_FRAME_LIMIT:
         runloop_set_frame_limit = false;
         break;
      case RUNLOOP_CTL_SHOULD_SET_FRAME_LIMIT:
         return runloop_set_frame_limit;
      case RUNLOOP_CTL_GET_PERFCNT:
         {
            bool **perfcnt = (bool**)data;
            if (!perfcnt)
               return false;
            *perfcnt = &runloop_perfcnt_enable;
         }
         return true;
      case RUNLOOP_CTL_SET_PERFCNT_ENABLE:
         runloop_perfcnt_enable = true;
         break;
      case RUNLOOP_CTL_UNSET_PERFCNT_ENABLE:
         runloop_perfcnt_enable = false;
         break;
      case RUNLOOP_CTL_IS_PERFCNT_ENABLE:
         return runloop_perfcnt_enable;
      case RUNLOOP_CTL_GET_WINDOWED_SCALE:
         {
            unsigned **scale = (unsigned**)data;
            if (!scale)
               return false;
            *scale       = (unsigned*)&runloop_pending_windowed_scale;
         }
         break;
      case RUNLOOP_CTL_SET_WINDOWED_SCALE:
         {
            unsigned *idx = (unsigned*)data;
            if (!idx)
               return false;
            runloop_pending_windowed_scale = *idx;
         }
         break;
      case RUNLOOP_CTL_SET_LIBRETRO_PATH:
         {
            const char *fullpath = (const char*)data;
            if (!fullpath)
               return false;
            strlcpy(settings->libretro, fullpath, sizeof(settings->libretro));
         }
         break;
      case RUNLOOP_CTL_CLEAR_CONTENT_PATH:
         *runloop_fullpath = '\0';
         break;
      case RUNLOOP_CTL_GET_CONTENT_PATH:
         {
            char **fullpath = (char**)data;
            if (!fullpath)
               return false;
            *fullpath       = (char*)runloop_fullpath;
         }
         break;
      case RUNLOOP_CTL_SET_CONTENT_PATH:
         {
            const char *fullpath = (const char*)data;
            if (!fullpath)
               return false;
            strlcpy(runloop_fullpath, fullpath, sizeof(runloop_fullpath));
         }
         break;
      case RUNLOOP_CTL_CHECK_FOCUS:
         if (settings->pause_nonactive)
            return video_driver_ctl(RARCH_DISPLAY_CTL_IS_FOCUSED, NULL);
         return true;
      case RUNLOOP_CTL_CHECK_IDLE_STATE:
         {
            event_cmd_state_t *cmd    = (event_cmd_state_t*)data;
            bool focused              = runloop_ctl(RUNLOOP_CTL_CHECK_FOCUS, NULL);

            check_pause(settings, focused,
                  runloop_cmd_triggered(cmd, RARCH_PAUSE_TOGGLE),
                  runloop_cmd_triggered(cmd, RARCH_FRAMEADVANCE));

            if (!runloop_ctl(RUNLOOP_CTL_CHECK_PAUSE_STATE, cmd) || !focused)
               return false;
            break;
         }
      case RUNLOOP_CTL_CHECK_STATE:
         {
            bool tmp                  = false;
            event_cmd_state_t *cmd    = (event_cmd_state_t*)data;

            if (!cmd || runloop_idle)
               return false;

            if (runloop_cmd_triggered(cmd, RARCH_SCREENSHOT))
               event_command(EVENT_CMD_TAKE_SCREENSHOT);

            if (runloop_cmd_triggered(cmd, RARCH_MUTE))
               event_command(EVENT_CMD_AUDIO_MUTE_TOGGLE);

            if (runloop_cmd_triggered(cmd, RARCH_OSK))
            {
               if (input_driver_ctl(RARCH_INPUT_CTL_IS_KEYBOARD_LINEFEED_ENABLED, NULL))
                  input_driver_ctl(RARCH_INPUT_CTL_UNSET_KEYBOARD_LINEFEED_ENABLED, NULL);
               else
                  input_driver_ctl(RARCH_INPUT_CTL_SET_KEYBOARD_LINEFEED_ENABLED, NULL);
            }

            if (runloop_cmd_press(cmd, RARCH_VOLUME_UP))
               event_command(EVENT_CMD_VOLUME_UP);
            else if (runloop_cmd_press(cmd, RARCH_VOLUME_DOWN))
               event_command(EVENT_CMD_VOLUME_DOWN);

#ifdef HAVE_NETPLAY
            tmp = runloop_cmd_triggered(cmd, RARCH_NETPLAY_FLIP);
            netplay_driver_ctl(RARCH_NETPLAY_CTL_FLIP_PLAYERS, &tmp);
            tmp = runloop_cmd_triggered(cmd, RARCH_FULLSCREEN_TOGGLE_KEY);
            netplay_driver_ctl(RARCH_NETPLAY_CTL_FULLSCREEN_TOGGLE, &tmp);
#endif
            if (!runloop_ctl(RUNLOOP_CTL_CHECK_IDLE_STATE, data))
               return false;

            check_fast_forward_button(
                  runloop_cmd_triggered(cmd, RARCH_FAST_FORWARD_KEY),
                  runloop_cmd_press    (cmd, RARCH_FAST_FORWARD_HOLD_KEY),
                  runloop_cmd_pressed  (cmd, RARCH_FAST_FORWARD_HOLD_KEY));
            check_stateslots(settings,
                  runloop_cmd_triggered(cmd, RARCH_STATE_SLOT_PLUS),
                  runloop_cmd_triggered(cmd, RARCH_STATE_SLOT_MINUS)
                  );

            if (runloop_cmd_triggered(cmd, RARCH_SAVE_STATE_KEY))
               event_command(EVENT_CMD_SAVE_STATE);
            else if (runloop_cmd_triggered(cmd, RARCH_LOAD_STATE_KEY))
               event_command(EVENT_CMD_LOAD_STATE);

            state_manager_check_rewind(runloop_cmd_press(cmd, RARCH_REWIND));

            tmp = runloop_cmd_press(cmd, RARCH_SLOWMOTION);

            runloop_ctl(RUNLOOP_CTL_CHECK_SLOWMOTION, &tmp);

            if (runloop_cmd_triggered(cmd, RARCH_MOVIE_RECORD_TOGGLE))
               runloop_ctl(RUNLOOP_CTL_CHECK_MOVIE, NULL);

            check_shader_dir(&runloop_shader_dir,
                  runloop_cmd_triggered(cmd, RARCH_SHADER_NEXT),
                  runloop_cmd_triggered(cmd, RARCH_SHADER_PREV));

            if (runloop_cmd_triggered(cmd, RARCH_DISK_EJECT_TOGGLE))
               event_command(EVENT_CMD_DISK_EJECT_TOGGLE);
            else if (runloop_cmd_triggered(cmd, RARCH_DISK_NEXT))
               event_command(EVENT_CMD_DISK_NEXT);
            else if (runloop_cmd_triggered(cmd, RARCH_DISK_PREV))
               event_command(EVENT_CMD_DISK_PREV);

            if (runloop_cmd_triggered(cmd, RARCH_RESET))
               event_command(EVENT_CMD_RESET);

            cheat_manager_state_checks(
                  runloop_cmd_triggered(cmd, RARCH_CHEAT_INDEX_PLUS),
                  runloop_cmd_triggered(cmd, RARCH_CHEAT_INDEX_MINUS),
                  runloop_cmd_triggered(cmd, RARCH_CHEAT_TOGGLE));
         }
         break;
      case RUNLOOP_CTL_CHECK_PAUSE_STATE:
         {
            bool check_is_oneshot;
            event_cmd_state_t *cmd    = (event_cmd_state_t*)data;

            if (!cmd)
               return false;

            check_is_oneshot     = runloop_cmd_triggered(cmd, RARCH_FRAMEADVANCE) 
               || runloop_cmd_press(cmd, RARCH_REWIND);

            if (!runloop_paused)
               return true;

            if (runloop_cmd_triggered(cmd, RARCH_FULLSCREEN_TOGGLE_KEY))
            {
               event_command(EVENT_CMD_FULLSCREEN_TOGGLE);
               video_driver_ctl(RARCH_DISPLAY_CTL_CACHED_FRAME_RENDER, NULL);
            }

            if (!check_is_oneshot)
               return false;
         }
         break;
      case RUNLOOP_CTL_CHECK_SLOWMOTION:
         {
            bool *ptr            = (bool*)data;

            if (!ptr)
               return false;

            runloop_slowmotion   = *ptr;

            if (!runloop_slowmotion)
               return false;

            if (settings->video.black_frame_insertion)
               video_driver_ctl(RARCH_DISPLAY_CTL_CACHED_FRAME_RENDER, NULL);

            if (state_manager_frame_is_reversed())
               runloop_msg_queue_push_new(MSG_SLOW_MOTION_REWIND, 0, 30, true);
            else
               runloop_msg_queue_push_new(MSG_SLOW_MOTION, 0, 30, true);
         }
         break;
      case RUNLOOP_CTL_CHECK_MOVIE:
         if (bsv_movie_ctl(BSV_MOVIE_CTL_PLAYBACK_ON, NULL))
            return runloop_ctl(RUNLOOP_CTL_CHECK_MOVIE_PLAYBACK, NULL);
         if (!bsv_movie_ctl(BSV_MOVIE_CTL_IS_INITED, NULL))
            return runloop_ctl(RUNLOOP_CTL_CHECK_MOVIE_INIT, NULL);
         return runloop_ctl(RUNLOOP_CTL_CHECK_MOVIE_RECORD, NULL);
      case RUNLOOP_CTL_CHECK_MOVIE_RECORD:
         if (!bsv_movie_ctl(BSV_MOVIE_CTL_IS_INITED, NULL))
            return false;

         runloop_msg_queue_push_new(
               MSG_MOVIE_RECORD_STOPPED, 2, 180, true);
         RARCH_LOG("%s\n", msg_hash_to_str(MSG_MOVIE_RECORD_STOPPED));

         event_command(EVENT_CMD_BSV_MOVIE_DEINIT);
         break;
      case RUNLOOP_CTL_CHECK_MOVIE_INIT:
         if (bsv_movie_ctl(BSV_MOVIE_CTL_IS_INITED, NULL))
            return false;
         {
            char msg[128];
            char path[PATH_MAX_LENGTH];

            settings->rewind_granularity = 1;

            if (settings->state_slot > 0)
               snprintf(path, sizeof(path), "%s%d",
                     bsv_movie_get_path(), settings->state_slot);
            else
               strlcpy(path, bsv_movie_get_path(), sizeof(path));

            strlcat(path, ".bsv", sizeof(path));

            snprintf(msg, sizeof(msg), "%s \"%s\".",
                  msg_hash_to_str(MSG_STARTING_MOVIE_RECORD_TO),
                  path);

            bsv_movie_init_handle(path, RARCH_MOVIE_RECORD);

            if (!bsv_movie_ctl(BSV_MOVIE_CTL_IS_INITED, NULL))
               return false;
            else if (bsv_movie_ctl(BSV_MOVIE_CTL_IS_INITED, NULL))
            {
               runloop_msg_queue_push(msg, 1, 180, true);
               RARCH_LOG("%s \"%s\".\n",
                     msg_hash_to_str(MSG_STARTING_MOVIE_RECORD_TO),
                     path);
            }
            else
            {
               runloop_msg_queue_push_new(
                     MSG_FAILED_TO_START_MOVIE_RECORD,
                     1, 180, true);
               RARCH_ERR("%s\n", msg_hash_to_str(MSG_FAILED_TO_START_MOVIE_RECORD));
            }
         }
         break;
      case RUNLOOP_CTL_CHECK_MOVIE_PLAYBACK:
         if (!bsv_movie_ctl(BSV_MOVIE_CTL_END, NULL))
            return false;

         runloop_msg_queue_push_new(
               MSG_MOVIE_PLAYBACK_ENDED, 1, 180, false);
         RARCH_LOG("%s\n", msg_hash_to_str(MSG_MOVIE_PLAYBACK_ENDED));

         event_command(EVENT_CMD_BSV_MOVIE_DEINIT);

         bsv_movie_ctl(BSV_MOVIE_CTL_UNSET_END, NULL);
         bsv_movie_ctl(BSV_MOVIE_CTL_UNSET_PLAYBACK, NULL);
         break;
      case RUNLOOP_CTL_STATE_FREE:
         runloop_perfcnt_enable     = false;
         runloop_idle               = false;
         runloop_paused             = false;
         runloop_slowmotion         = false;
         runloop_frame_time_last    = false;
         runloop_set_frame_limit    = false;
         runloop_overrides_active   = false;
         runloop_max_frames         = 0;
         break;
      case RUNLOOP_CTL_GLOBAL_FREE:
         {
            global_t *global;
            event_command(EVENT_CMD_TEMPORARY_CONTENT_DEINIT);
            event_command(EVENT_CMD_SUBSYSTEM_FULLPATHS_DEINIT);
            event_command(EVENT_CMD_RECORD_DEINIT);
            event_command(EVENT_CMD_LOG_FILE_DEINIT);

            rarch_ctl(RARCH_CTL_UNSET_BLOCK_CONFIG_READ, NULL);
            runloop_ctl(RUNLOOP_CTL_CLEAR_CONTENT_PATH,  NULL);
            runloop_overrides_active   = false;

            global = global_get_ptr();
            memset(global, 0, sizeof(struct global));
         }
         break;
      case RUNLOOP_CTL_CLEAR_STATE:
         driver_ctl(RARCH_DRIVER_CTL_DEINIT,  NULL);
         runloop_ctl(RUNLOOP_CTL_STATE_FREE,  NULL);
         runloop_ctl(RUNLOOP_CTL_GLOBAL_FREE, NULL);
         break;
      case RUNLOOP_CTL_SET_MAX_FRAMES:
         {
            unsigned *ptr = (unsigned*)data;
            if (!ptr)
               return false;
            runloop_max_frames = *ptr;
         }
         break;
      case RUNLOOP_CTL_IS_IDLE:
         return runloop_idle;
      case RUNLOOP_CTL_SET_IDLE:
         {
            bool *ptr = (bool*)data;
            if (!ptr)
               return false;
            runloop_idle = *ptr;
         }
         break;
      case RUNLOOP_CTL_IS_SLOWMOTION:
         {
            bool *ptr = (bool*)data;
            if (!ptr)
               return false;
            *ptr = runloop_slowmotion;
         }
         break;
      case RUNLOOP_CTL_SET_SLOWMOTION:
         {
            bool *ptr = (bool*)data;
            if (!ptr)
               return false;
            runloop_slowmotion = *ptr;
         }
         break;
      case RUNLOOP_CTL_SET_PAUSED:
         {
            bool *ptr = (bool*)data;
            if (!ptr)
               return false;
            runloop_paused = *ptr;
         }
         break;
      case RUNLOOP_CTL_IS_PAUSED:
         return runloop_paused;
      case RUNLOOP_CTL_MSG_QUEUE_FREE:
#ifdef HAVE_THREADS
         slock_free(runloop_msg_queue_lock);
         runloop_msg_queue_lock = NULL;
#endif
         break;
      case RUNLOOP_CTL_MSG_QUEUE_DEINIT:
         if (!g_msg_queue)
            return true;

         runloop_ctl(RUNLOOP_CTL_MSG_QUEUE_LOCK, NULL);

         msg_queue_free(g_msg_queue);

         runloop_ctl(RUNLOOP_CTL_MSG_QUEUE_UNLOCK, NULL);
         runloop_ctl(RUNLOOP_CTL_MSG_QUEUE_FREE, NULL);

         g_msg_queue = NULL;
         break;
      case RUNLOOP_CTL_MSG_QUEUE_INIT:
         runloop_ctl(RUNLOOP_CTL_MSG_QUEUE_DEINIT, NULL);
         g_msg_queue = msg_queue_new(8);
         retro_assert(g_msg_queue);

#ifdef HAVE_THREADS
         runloop_msg_queue_lock = slock_new();
         retro_assert(runloop_msg_queue_lock);
#endif
         break;
      case RUNLOOP_CTL_MSG_QUEUE_LOCK:
#ifdef HAVE_THREADS
         slock_lock(runloop_msg_queue_lock);
#endif
         break;
      case RUNLOOP_CTL_MSG_QUEUE_UNLOCK:
#ifdef HAVE_THREADS
         slock_unlock(runloop_msg_queue_lock);
#endif
         break;
      case RUNLOOP_CTL_PREPARE_DUMMY:
#ifdef HAVE_MENU
         menu_driver_ctl(RARCH_MENU_CTL_UNSET_LOAD_NO_CONTENT, NULL);
#endif
         runloop_data_clear_state();

         runloop_ctl(RUNLOOP_CTL_CLEAR_CONTENT_PATH, NULL);

         rarch_ctl(RARCH_CTL_LOAD_CONTENT, NULL);
         break;
      case RUNLOOP_CTL_SET_CORE_SHUTDOWN:
         runloop_core_shutdown_initiated = true;
         break;
      case RUNLOOP_CTL_UNSET_CORE_SHUTDOWN:
         runloop_core_shutdown_initiated = false;
         break;
      case RUNLOOP_CTL_IS_CORE_SHUTDOWN:
         return runloop_core_shutdown_initiated;
      case RUNLOOP_CTL_SET_SHUTDOWN:
         runloop_shutdown_initiated = true;
         break;
      case RUNLOOP_CTL_UNSET_SHUTDOWN:
         runloop_shutdown_initiated = false;
         break;
      case RUNLOOP_CTL_IS_SHUTDOWN:
         return runloop_shutdown_initiated;
      case RUNLOOP_CTL_SET_EXEC:
         runloop_exec = true;
         break;
      case RUNLOOP_CTL_UNSET_EXEC:
         runloop_exec = false;
         break;
      case RUNLOOP_CTL_IS_EXEC:
         return runloop_exec;
      case RUNLOOP_CTL_DATA_DEINIT:
         rarch_task_deinit();
         break;
      case RUNLOOP_CTL_IS_CORE_OPTION_UPDATED:
         return runloop_system.core_options ?
            core_option_updated(runloop_system.core_options) : false;
      case RUNLOOP_CTL_CORE_OPTION_PREV:
         {
            unsigned *idx = (unsigned*)data;
            if (!idx)
               return false;
            core_option_prev(runloop_system.core_options, *idx);
            if (ui_companion_is_on_foreground())
               ui_companion_driver_notify_refresh();
         }
         return true;
      case RUNLOOP_CTL_CORE_OPTION_NEXT:
         {
            unsigned *idx = (unsigned*)data;
            if (!idx)
               return false;
            core_option_next(runloop_system.core_options, *idx);
            if (ui_companion_is_on_foreground())
               ui_companion_driver_notify_refresh();
         }
         return true;
      case RUNLOOP_CTL_CORE_OPTIONS_GET:
         {
            struct retro_variable *var = (struct retro_variable*)data;

            if (!runloop_system.core_options || !var)
               return false;

            RARCH_LOG("Environ GET_VARIABLE %s:\n", var->key);
            core_option_get(runloop_system.core_options, var);
            RARCH_LOG("\t%s\n", var->value ? var->value : "N/A");
         }
         return true;
      case RUNLOOP_CTL_CORE_OPTIONS_INIT:
         {
            char *game_options_path           = NULL;
            bool ret                          = false;
            const struct retro_variable *vars = (const struct retro_variable*)data;
            char buf[PATH_MAX_LENGTH]         = {0};
            global_t *global                  = global_get_ptr();
            const char *options_path          = settings->core_options_path;

            if (!*options_path && *global->path.config)
            {
               fill_pathname_resolve_relative(buf, global->path.config,
                     "retroarch-core-options.cfg", sizeof(buf));
               options_path = buf;
            }


            if (settings->game_specific_options)
               ret = rarch_game_specific_options(&game_options_path);

            if(ret)
            {
               runloop_ctl(RUNLOOP_CTL_SET_GAME_OPTIONS_ACTIVE, NULL);
               runloop_system.core_options = core_option_new(game_options_path, vars);
               free(game_options_path);
            }
            else
            {
               runloop_ctl(RUNLOOP_CTL_UNSET_GAME_OPTIONS_ACTIVE, NULL);
               runloop_system.core_options = core_option_new(options_path, vars);
            }

         }
         break;
      case RUNLOOP_CTL_CORE_OPTIONS_DEINIT:
         if (!runloop_system.core_options)
            return false;

         core_option_flush(runloop_system.core_options);
         core_option_free(runloop_system.core_options);

         runloop_system.core_options = NULL;
         return true;
      case RUNLOOP_CTL_KEY_EVENT_GET:
         {
            retro_keyboard_event_t **key_event = (retro_keyboard_event_t**)data;
            if (!key_event)
               return false;
            *key_event = &runloop_key_event;
         }
         break;
      case RUNLOOP_CTL_NONE:
      default:
         return false;
   }

   return true;
}
예제 #19
0
bool wifi_driver_ctl(enum rarch_wifi_ctl_state state, void *data)
{
   settings_t        *settings = config_get_ptr();

   switch (state)
   {
      case RARCH_WIFI_CTL_DESTROY:
         wifi_driver_active   = false;
         wifi_driver_data_own = false;
         wifi_driver          = NULL;
         wifi_data            = NULL;
         break;
      case RARCH_WIFI_CTL_SET_OWN_DRIVER:
         wifi_driver_data_own = true;
         break;
      case RARCH_WIFI_CTL_UNSET_OWN_DRIVER:
         wifi_driver_data_own = false;
         break;
      case RARCH_WIFI_CTL_OWNS_DRIVER:
         return wifi_driver_data_own;
      case RARCH_WIFI_CTL_SET_ACTIVE:
         wifi_driver_active = true; 
         break;
      case RARCH_WIFI_CTL_FIND_DRIVER:
         {
            int i;
            driver_ctx_info_t drv;

            drv.label = "wifi_driver";
            drv.s     = settings->wifi.driver;

            driver_ctl(RARCH_DRIVER_CTL_FIND_INDEX, &drv);

            i = drv.len;

            if (i >= 0)
               wifi_driver = (const wifi_driver_t*)wifi_driver_find_handle(i);
            else
            {
               unsigned d;
               RARCH_ERR("Couldn't find any wifi driver named \"%s\"\n",
                     settings->wifi.driver);
               RARCH_LOG_OUTPUT("Available wifi drivers are:\n");
               for (d = 0; wifi_driver_find_handle(d); d++)
                  RARCH_LOG_OUTPUT("\t%s\n", wifi_driver_find_ident(d));

               RARCH_WARN("Going to default to first wifi driver...\n");

               wifi_driver = (const wifi_driver_t*)wifi_driver_find_handle(0);

               if (!wifi_driver)
                  retroarch_fail(1, "find_wifi_driver()");
            }
         }
         break;
      case RARCH_WIFI_CTL_UNSET_ACTIVE:
         wifi_driver_active = false; 
         break;
      case RARCH_WIFI_CTL_IS_ACTIVE:
        return wifi_driver_active; 
      case RARCH_WIFI_CTL_DEINIT:
        if (wifi_data && wifi_driver)
        {
           if (wifi_driver->free)
              wifi_driver->free(wifi_data);
        }

        wifi_data = NULL;
        break;
      case RARCH_WIFI_CTL_STOP:
        if (     wifi_driver 
              && wifi_driver->stop 
              && wifi_data)
           wifi_driver->stop(wifi_data);
        break;
      case RARCH_WIFI_CTL_START:
        if (wifi_driver && wifi_data && wifi_driver->start)
        {
           if (settings->wifi.allow)
              return wifi_driver->start(wifi_data);
        }
        return false;
      case RARCH_WIFI_CTL_SET_CB:
        {
           /*struct retro_wifi_callback *cb =
              (struct retro_wifi_callback*)data;
           wifi_cb          = *cb;*/
        }
        break;
      case RARCH_WIFI_CTL_INIT:
        /* Resource leaks will follow if wifi is initialized twice. */
        if (wifi_data)
           return false;

        wifi_driver_ctl(RARCH_WIFI_CTL_FIND_DRIVER, NULL);

        wifi_data = wifi_driver->init();

        if (!wifi_data)
        {
           RARCH_ERR("Failed to initialize wifi driver. Will continue without wifi.\n");
           wifi_driver_ctl(RARCH_WIFI_CTL_UNSET_ACTIVE, NULL);
        }

        /*if (wifi_cb.initialized)
           wifi_cb.initialized();*/
        break;
      default:
         break;
   }
   
   return false;
}
예제 #20
0
/**
 * rarch_environment_cb:
 * @cmd                          : Identifier of command.
 * @data                         : Pointer to data.
 *
 * Environment callback function implementation.
 *
 * Returns: true (1) if environment callback command could
 * be performed, otherwise false (0).
 **/
bool rarch_environment_cb(unsigned cmd, void *data)
{
   unsigned p;
   settings_t         *settings = config_get_ptr();
   global_t         *global     = global_get_ptr();
   rarch_system_info_t *system  = NULL;
   
   runloop_ctl(RUNLOOP_CTL_SYSTEM_INFO_GET, &system);

   if (ignore_environment_cb)
      return false;

   switch (cmd)
   {
      case RETRO_ENVIRONMENT_GET_OVERSCAN:
         *(bool*)data = !settings->video.crop_overscan;
         RARCH_LOG("Environ GET_OVERSCAN: %u\n",
               (unsigned)!settings->video.crop_overscan);
         break;

      case RETRO_ENVIRONMENT_GET_CAN_DUPE:
         *(bool*)data = true;
         RARCH_LOG("Environ GET_CAN_DUPE: true\n");
         break;

      case RETRO_ENVIRONMENT_GET_VARIABLE:
         if (!runloop_ctl(RUNLOOP_CTL_CORE_OPTIONS_GET, data))
         {
            struct retro_variable *var = (struct retro_variable*)data;

            if (var) {
               RARCH_LOG("Environ GET_VARIABLE %s: not implemented.\n", var->key);
               var->value = NULL;
            }
         }

         break;

      case RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE:
         *(bool*)data = runloop_ctl(RUNLOOP_CTL_IS_CORE_OPTION_UPDATED, NULL);
         break;

      case RETRO_ENVIRONMENT_SET_VARIABLES:
         RARCH_LOG("Environ SET_VARIABLES.\n");

         runloop_ctl(RUNLOOP_CTL_CORE_OPTIONS_DEINIT, NULL);
         runloop_ctl(RUNLOOP_CTL_CORE_OPTIONS_INIT,   data);

         break;

      case RETRO_ENVIRONMENT_SET_MESSAGE:
      {
         const struct retro_message *msg = (const struct retro_message*)data;
         RARCH_LOG("Environ SET_MESSAGE: %s\n", msg->msg);
         runloop_msg_queue_push(msg->msg, 1, msg->frames, true);
         break;
      }

      case RETRO_ENVIRONMENT_SET_ROTATION:
      {
         unsigned rotation = *(const unsigned*)data;
         RARCH_LOG("Environ SET_ROTATION: %u\n", rotation);
         if (!settings->video.allow_rotate)
            break;

         system->rotation = rotation;

         if (!video_driver_set_rotation(rotation))
            return false;
         break;
      }

      case RETRO_ENVIRONMENT_SHUTDOWN:
         RARCH_LOG("Environ SHUTDOWN.\n");
         runloop_ctl(RUNLOOP_CTL_SET_SHUTDOWN,      NULL);
         runloop_ctl(RUNLOOP_CTL_SET_CORE_SHUTDOWN, NULL);
         break;

      case RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL:
         system->performance_level = *(const unsigned*)data;
         RARCH_LOG("Environ PERFORMANCE_LEVEL: %u.\n",
               system->performance_level);
         break;

      case RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY:
         if (string_is_empty(settings->system_directory))
         {
            char *fullpath = NULL;
            runloop_ctl(RUNLOOP_CTL_GET_CONTENT_PATH, &fullpath);

            RARCH_WARN("SYSTEM DIR is empty, assume CONTENT DIR %s\n", fullpath);
            fill_pathname_basedir(global->dir.systemdir, fullpath,
                  sizeof(global->dir.systemdir));

            *(const char**)data = global->dir.systemdir;
            RARCH_LOG("Environ SYSTEM_DIRECTORY: \"%s\".\n",
               global->dir.systemdir);
         }
         else
         {
            *(const char**)data = settings->system_directory;
            RARCH_LOG("Environ SYSTEM_DIRECTORY: \"%s\".\n",
               settings->system_directory);
         }

         break;

      case RETRO_ENVIRONMENT_GET_SAVE_DIRECTORY:
         *(const char**)data = rarch_get_current_savefile_dir();
         break;

      case RETRO_ENVIRONMENT_GET_USERNAME:
         *(const char**)data = *settings->username ?
            settings->username : NULL;
         RARCH_LOG("Environ GET_USERNAME: \"%s\".\n",
               settings->username);
         break;

      case RETRO_ENVIRONMENT_GET_LANGUAGE:
         *(unsigned *)data = settings->user_language;
         RARCH_LOG("Environ GET_LANGUAGE: \"%u\".\n",
               settings->user_language);
         break;

      case RETRO_ENVIRONMENT_SET_PIXEL_FORMAT:
      {
         enum retro_pixel_format pix_fmt =
            *(const enum retro_pixel_format*)data;

         switch (pix_fmt)
         {
            case RETRO_PIXEL_FORMAT_0RGB1555:
               RARCH_LOG("Environ SET_PIXEL_FORMAT: 0RGB1555.\n");
               break;

            case RETRO_PIXEL_FORMAT_RGB565:
               RARCH_LOG("Environ SET_PIXEL_FORMAT: RGB565.\n");
               break;
            case RETRO_PIXEL_FORMAT_XRGB8888:
               RARCH_LOG("Environ SET_PIXEL_FORMAT: XRGB8888.\n");
               break;
            default:
               return false;
         }

         video_driver_set_pixel_format(pix_fmt);
         break;
      }

      case RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS:
      {
         unsigned retro_id, retro_port;
         const struct retro_input_descriptor *desc = NULL;

         static const char *libretro_btn_desc[] = {
            "B (bottom)", "Y (left)", "Select", "Start",
            "D-Pad Up", "D-Pad Down", "D-Pad Left", "D-Pad Right",
            "A (right)", "X (up)",
            "L", "R", "L2", "R2", "L3", "R3",
         };

         memset(system->input_desc_btn, 0,
               sizeof(system->input_desc_btn));

         desc = (const struct retro_input_descriptor*)data;

         for (; desc->description; desc++)
         {
            retro_port = desc->port;
            retro_id   = desc->id;

            if (desc->port >= MAX_USERS)
               continue;

            /* Ignore all others for now. */
            if (desc->device != RETRO_DEVICE_JOYPAD  &&
                  desc->device != RETRO_DEVICE_ANALOG)
               continue;

            if (desc->id >= RARCH_FIRST_CUSTOM_BIND)
               continue;

            if (desc->device == RETRO_DEVICE_ANALOG)
            {
               switch (retro_id)
               {
                  case RETRO_DEVICE_ID_ANALOG_X:
                     switch (desc->index)
                     {
                        case RETRO_DEVICE_INDEX_ANALOG_LEFT:
                           system->input_desc_btn[retro_port][RARCH_ANALOG_LEFT_X_PLUS] = desc->description;
                           system->input_desc_btn[retro_port][RARCH_ANALOG_LEFT_X_MINUS] = desc->description;
                           break;
                        case RETRO_DEVICE_INDEX_ANALOG_RIGHT:
                           system->input_desc_btn[retro_port][RARCH_ANALOG_RIGHT_X_PLUS] = desc->description;
                           system->input_desc_btn[retro_port][RARCH_ANALOG_RIGHT_X_MINUS] = desc->description;
                           break;
                     }
                     break;
                  case RETRO_DEVICE_ID_ANALOG_Y:
                     switch (desc->index)
                     {
                        case RETRO_DEVICE_INDEX_ANALOG_LEFT:
                           system->input_desc_btn[retro_port][RARCH_ANALOG_LEFT_Y_PLUS] = desc->description;
                           system->input_desc_btn[retro_port][RARCH_ANALOG_LEFT_Y_MINUS] = desc->description;
                           break;
                        case RETRO_DEVICE_INDEX_ANALOG_RIGHT:
                           system->input_desc_btn[retro_port][RARCH_ANALOG_RIGHT_Y_PLUS] = desc->description;
                           system->input_desc_btn[retro_port][RARCH_ANALOG_RIGHT_Y_MINUS] = desc->description;
                           break;
                     }
                     break;
               }
            }
            else
               system->input_desc_btn[retro_port][retro_id] = desc->description;
         }

         RARCH_LOG("Environ SET_INPUT_DESCRIPTORS:\n");
         for (p = 0; p < settings->input.max_users; p++)
         {
            for (retro_id = 0; retro_id < RARCH_FIRST_CUSTOM_BIND; retro_id++)
            {
               const char *description = system->input_desc_btn[p][retro_id];

               if (!description)
                  continue;

               RARCH_LOG("\tRetroPad, User %u, Button \"%s\" => \"%s\"\n",
                     p + 1, libretro_btn_desc[retro_id], description);
            }
         }

         global->has_set.input_descriptors = true;

         break;
      }

      case RETRO_ENVIRONMENT_SET_KEYBOARD_CALLBACK:
      {
         retro_keyboard_event_t *frontend_key_event = NULL;
         retro_keyboard_event_t *key_event          = NULL;
         const struct retro_keyboard_callback *info =
            (const struct retro_keyboard_callback*)data;

         runloop_ctl(RUNLOOP_CTL_FRONTEND_KEY_EVENT_GET, &frontend_key_event);
         runloop_ctl(RUNLOOP_CTL_KEY_EVENT_GET, &key_event);

         RARCH_LOG("Environ SET_KEYBOARD_CALLBACK.\n");
         if (key_event)
            *key_event                  = info->callback;
         if (frontend_key_event)
            *frontend_key_event         = *key_event;
         break;
      }

      case RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE:
         RARCH_LOG("Environ SET_DISK_CONTROL_INTERFACE.\n");
         system->disk_control =
            *(const struct retro_disk_control_callback*)data;
         break;

      case RETRO_ENVIRONMENT_SET_HW_RENDER:
      case RETRO_ENVIRONMENT_SET_HW_RENDER | RETRO_ENVIRONMENT_EXPERIMENTAL:
      {
         struct retro_hw_render_callback *hw_render = video_driver_callback();
         struct retro_hw_render_callback *cb =
            (struct retro_hw_render_callback*)data;

         RARCH_LOG("Environ SET_HW_RENDER.\n");

         switch (cb->context_type)
         {
            case RETRO_HW_CONTEXT_NONE:
               RARCH_LOG("Requesting no HW context.\n");
               break;

#if defined(HAVE_OPENGLES2)
            case RETRO_HW_CONTEXT_OPENGLES2:
#if defined(HAVE_OPENGLES3)
            case RETRO_HW_CONTEXT_OPENGLES3:
#endif
               RARCH_LOG("Requesting OpenGLES%u context.\n",
                     cb->context_type == RETRO_HW_CONTEXT_OPENGLES2 ? 2 : 3);
               break;

#if defined(HAVE_OPENGLES3)
            case RETRO_HW_CONTEXT_OPENGLES_VERSION:
               RARCH_LOG("Requesting OpenGLES%u.%u context.\n",
                     cb->version_major, cb->version_minor);
               break;
#endif

            case RETRO_HW_CONTEXT_OPENGL:
            case RETRO_HW_CONTEXT_OPENGL_CORE:
               RARCH_ERR("Requesting OpenGL context, but RetroArch is compiled against OpenGLES2. Cannot use HW context.\n");
               return false;
#elif defined(HAVE_OPENGL)
            case RETRO_HW_CONTEXT_OPENGLES2:
            case RETRO_HW_CONTEXT_OPENGLES3:
               RARCH_ERR("Requesting OpenGLES%u context, but RetroArch is compiled against OpenGL. Cannot use HW context.\n",
                     cb->context_type == RETRO_HW_CONTEXT_OPENGLES2 ? 2 : 3);
               return false;

            case RETRO_HW_CONTEXT_OPENGLES_VERSION:
               RARCH_ERR("Requesting OpenGLES%u.%u context, but RetroArch is compiled against OpenGL. Cannot use HW context.\n",
                     cb->version_major, cb->version_minor);
               return false;

            case RETRO_HW_CONTEXT_OPENGL:
               RARCH_LOG("Requesting OpenGL context.\n");
               break;

            case RETRO_HW_CONTEXT_OPENGL_CORE:
               RARCH_LOG("Requesting core OpenGL context (%u.%u).\n",
                     cb->version_major, cb->version_minor);
               break;
#endif

            default:
               RARCH_LOG("Requesting unknown context.\n");
               return false;
         }
         cb->get_current_framebuffer = video_driver_get_current_framebuffer;
         cb->get_proc_address        = video_driver_get_proc_address;

         if (cmd & RETRO_ENVIRONMENT_EXPERIMENTAL) /* Old ABI. Don't copy garbage. */
            memcpy(hw_render,
                  cb, offsetof(struct retro_hw_render_callback, stencil));
         else
            memcpy(hw_render, cb, sizeof(*cb));
         break;
      }

      case RETRO_ENVIRONMENT_SET_SUPPORT_NO_GAME:
      {
         bool state = *(const bool*)data;
         RARCH_LOG("Environ SET_SUPPORT_NO_GAME: %s.\n", state ? "yes" : "no");
         system->no_content = state;
         break;
      }

      case RETRO_ENVIRONMENT_GET_LIBRETRO_PATH:
      {
         const char **path = (const char**)data;
         *path = NULL;
#ifdef HAVE_DYNAMIC
         *path = settings->libretro;
#endif
         break;
      }

      /* FIXME - PS3 audio driver needs to be fixed so that threaded
       * audio works correctly (audio is already on a thread for PS3
       * audio driver so that's probably the problem) */
#if defined(HAVE_THREADS) && !defined(__CELLOS_LV2__)
      case RETRO_ENVIRONMENT_SET_AUDIO_CALLBACK:
      {
         const struct retro_audio_callback *info =
            (const struct retro_audio_callback*)data;
         RARCH_LOG("Environ SET_AUDIO_CALLBACK.\n");

         if (recording_driver_get_data_ptr()) /* A/V sync is a must. */
            return false;

#ifdef HAVE_NETPLAY
         if (global->netplay.enable)
            return false;
#endif

         audio_driver_set_callback(info);
         break;
      }
#endif

      case RETRO_ENVIRONMENT_SET_FRAME_TIME_CALLBACK:
      {
         const struct retro_frame_time_callback *info =
            (const struct retro_frame_time_callback*)data;

         RARCH_LOG("Environ SET_FRAME_TIME_CALLBACK.\n");

#ifdef HAVE_NETPLAY
         /* retro_run() will be called in very strange and
          * mysterious ways, have to disable it. */
         if (global->netplay.enable)
            return false;
#endif

         system->frame_time = *info;
         break;
      }

      case RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE:
      {
         struct retro_rumble_interface *iface =
            (struct retro_rumble_interface*)data;

         RARCH_LOG("Environ GET_RUMBLE_INTERFACE.\n");
         iface->set_rumble_state = input_driver_set_rumble_state;
         break;
      }

      case RETRO_ENVIRONMENT_GET_INPUT_DEVICE_CAPABILITIES:
      {
         uint64_t *mask = (uint64_t*)data;

         RARCH_LOG("Environ GET_INPUT_DEVICE_CAPABILITIES.\n");
         if (input_driver_ctl(RARCH_INPUT_CTL_HAS_CAPABILITIES, NULL))
            *mask = input_driver_get_capabilities();
         else
            return false;
         break;
      }

      case RETRO_ENVIRONMENT_GET_SENSOR_INTERFACE:
      {
         struct retro_sensor_interface *iface =
            (struct retro_sensor_interface*)data;

         RARCH_LOG("Environ GET_SENSOR_INTERFACE.\n");
         iface->set_sensor_state = input_sensor_set_state;
         iface->get_sensor_input = input_sensor_get_input;
         break;
      }

      case RETRO_ENVIRONMENT_GET_CAMERA_INTERFACE:
      {
         struct retro_camera_callback *cb =
            (struct retro_camera_callback*)data;

         RARCH_LOG("Environ GET_CAMERA_INTERFACE.\n");
         cb->start                         = driver_camera_start;
         cb->stop                          = driver_camera_stop;
         system->camera_callback           = *cb;
         if (cb->caps != 0)
            camera_driver_ctl(RARCH_CAMERA_CTL_SET_ACTIVE, NULL);
         else
            camera_driver_ctl(RARCH_CAMERA_CTL_UNSET_ACTIVE, NULL);
         break;
      }

      case RETRO_ENVIRONMENT_GET_LOCATION_INTERFACE:
      {
         struct retro_location_callback *cb =
            (struct retro_location_callback*)data;

         RARCH_LOG("Environ GET_LOCATION_INTERFACE.\n");
         cb->start                 = driver_location_start;
         cb->stop                  = driver_location_stop;
         cb->get_position          = driver_location_get_position;
         cb->set_interval          = driver_location_set_interval;
         system->location_callback = *cb;

         location_driver_ctl(RARCH_LOCATION_CTL_UNSET_ACTIVE, NULL);
         break;
      }

      case RETRO_ENVIRONMENT_GET_LOG_INTERFACE:
      {
         struct retro_log_callback *cb = (struct retro_log_callback*)data;

         RARCH_LOG("Environ GET_LOG_INTERFACE.\n");
         cb->log = rarch_log_libretro;
         break;
      }

      case RETRO_ENVIRONMENT_GET_PERF_INTERFACE:
      {
         struct retro_perf_callback *cb = (struct retro_perf_callback*)data;

         RARCH_LOG("Environ GET_PERF_INTERFACE.\n");
         cb->get_time_usec    = retro_get_time_usec;
         cb->get_cpu_features = retro_get_cpu_features;
         cb->get_perf_counter = retro_get_perf_counter;
         cb->perf_register    = retro_perf_register; /* libretro specific path. */
         cb->perf_start       = retro_perf_start;
         cb->perf_stop        = retro_perf_stop;
         cb->perf_log         = retro_perf_log; /* libretro specific path. */
         break;
      }

      case RETRO_ENVIRONMENT_GET_CORE_ASSETS_DIRECTORY:
      {
         const char **dir = (const char**)data;

         *dir = *settings->core_assets_directory ?
            settings->core_assets_directory : NULL;
         RARCH_LOG("Environ CORE_ASSETS_DIRECTORY: \"%s\".\n",
               settings->core_assets_directory);
         break;
      }

      case RETRO_ENVIRONMENT_SET_SYSTEM_AV_INFO:
      {
         RARCH_LOG("Environ SET_SYSTEM_AV_INFO.\n");
         return driver_ctl(RARCH_DRIVER_CTL_UPDATE_SYSTEM_AV_INFO,
               (void**)&data);
      }

      case RETRO_ENVIRONMENT_SET_SUBSYSTEM_INFO:
      {
         unsigned i, j;
         const struct retro_subsystem_info *info =
            (const struct retro_subsystem_info*)data;

         RARCH_LOG("Environ SET_SUBSYSTEM_INFO.\n");

         for (i = 0; info[i].ident; i++)
         {
            RARCH_LOG("Special game type: %s\n", info[i].desc);
            RARCH_LOG("  Ident: %s\n", info[i].ident);
            RARCH_LOG("  ID: %u\n", info[i].id);
            RARCH_LOG("  Content:\n");
            for (j = 0; j < info[i].num_roms; j++)
            {
               RARCH_LOG("    %s (%s)\n",
                     info[i].roms[j].desc, info[i].roms[j].required ?
                     "required" : "optional");
            }
         }

         free(system->special);
         system->special = (struct retro_subsystem_info*)
            calloc(i, sizeof(*system->special));

         if (!system->special)
            return false;

         memcpy(system->special, info,
               i * sizeof(*system->special));
         system->num_special = i;
         break;
      }

      case RETRO_ENVIRONMENT_SET_CONTROLLER_INFO:
      {
         unsigned i, j;
         const struct retro_controller_info *info =
            (const struct retro_controller_info*)data;

         RARCH_LOG("Environ SET_CONTROLLER_INFO.\n");

         for (i = 0; info[i].types; i++)
         {
            RARCH_LOG("Controller port: %u\n", i + 1);
            for (j = 0; j < info[i].num_types; j++)
               RARCH_LOG("   %s (ID: %u)\n", info[i].types[j].desc,
                     info[i].types[j].id);
         }

         free(system->ports);
         system->ports = (struct retro_controller_info*)
            calloc(i, sizeof(*system->ports));
         if (!system->ports)
            return false;

         memcpy(system->ports, info,
               i * sizeof(*system->ports));
         system->num_ports = i;
         break;
      }

      case RETRO_ENVIRONMENT_SET_GEOMETRY:
      {
         struct retro_system_av_info *av_info = video_viewport_get_system_av_info();
         const struct retro_game_geometry *in_geom =
            (const struct retro_game_geometry*)data;
         struct retro_game_geometry *geom = av_info ?
            (struct retro_game_geometry*)&av_info->geometry : NULL;

         if (!geom)
            return false;

         RARCH_LOG("Environ SET_GEOMETRY.\n");

         /* Can potentially be called every frame,
          * don't do anything unless required. */
         if (geom->base_width != in_geom->base_width ||
               geom->base_height != in_geom->base_height ||
               geom->aspect_ratio != in_geom->aspect_ratio)
         {
            geom->base_width   = in_geom->base_width;
            geom->base_height  = in_geom->base_height;
            geom->aspect_ratio = in_geom->aspect_ratio;
            RARCH_LOG("SET_GEOMETRY: %ux%u, aspect: %.3f.\n",
                  geom->base_width, geom->base_height, geom->aspect_ratio);

            /* Forces recomputation of aspect ratios if
             * using core-dependent aspect ratios. */
            event_cmd_ctl(EVENT_CMD_VIDEO_SET_ASPECT_RATIO, NULL);

            /* TODO: Figure out what to do, if anything, with recording. */
         }
         break;
      }

      case RETRO_ENVIRONMENT_GET_CURRENT_SOFTWARE_FRAMEBUFFER:
         return video_driver_get_current_software_framebuffer((struct retro_framebuffer*)data);

      /* Private extensions for internal use, not part of libretro API. */
      case RETRO_ENVIRONMENT_EXEC:
         {
            RARCH_LOG("Environ (Private) EXEC.\n");

            char *fullpath = NULL;
            runloop_ctl(RUNLOOP_CTL_GET_CONTENT_PATH, &fullpath);

            if (fullpath != data)
            {
               runloop_ctl(RUNLOOP_CTL_CLEAR_CONTENT_PATH, NULL);
               if (data)
                  runloop_ctl(RUNLOOP_CTL_SET_CONTENT_PATH, data);
            }

#if defined(RARCH_CONSOLE)
            frontend_driver_set_fork(true, true, false);
#elif defined(HAVE_DYNAMIC)
            rarch_ctl(RARCH_CTL_LOAD_CONTENT, NULL);
#endif

         }
         break;

      default:
         RARCH_LOG("Environ UNSUPPORTED (#%u).\n", cmd);
         return false;
   }

   return true;
}
예제 #21
0
bool input_driver_ctl(enum rarch_input_ctl_state state, void *data)
{
   static bool input_driver_block_hotkey             = false;
   static bool input_driver_block_libretro_input     = false;
   static bool input_driver_osk_enabled              = false;
   static bool input_driver_keyboard_linefeed_enable = false;
   static bool input_driver_nonblock_state           = false;
   static bool input_driver_flushing_input           = false;
   static bool input_driver_data_own                 = false;

   switch (state)
   {
      case RARCH_INPUT_CTL_KEY_PRESSED:
         {
            unsigned *key = (unsigned*)data;
            if (key && current_input->key_pressed)
               return current_input->key_pressed(current_input_data, *key);
         }
         return false;
      case RARCH_INPUT_CTL_HAS_CAPABILITIES:
         if (!current_input->get_capabilities || !current_input_data)
            return false;
         break;
      case RARCH_INPUT_CTL_POLL:
         current_input->poll(current_input_data);
         break;
      case RARCH_INPUT_CTL_INIT:
         if (current_input)
            current_input_data = current_input->init();

         if (!current_input_data)
            return false;
         break;
      case RARCH_INPUT_CTL_DEINIT:
         if (current_input && current_input->free)
            current_input->free(current_input_data);
         current_input_data = NULL;
         break;
      case RARCH_INPUT_CTL_DESTROY_DATA:
         current_input_data = NULL;
         break;
      case RARCH_INPUT_CTL_DESTROY:
         input_driver_block_hotkey             = false;
         input_driver_block_libretro_input     = false;
         input_driver_keyboard_linefeed_enable = false;
         input_driver_nonblock_state           = false;
         input_driver_flushing_input           = false;
         input_driver_data_own                 = false;
         memset(&input_driver_turbo_btns, 0, sizeof(turbo_buttons_t));
         current_input                         = NULL;
         break;
      case RARCH_INPUT_CTL_GRAB_STDIN:
         if (!current_input->grab_stdin)
            return false;
         return current_input->grab_stdin(current_input_data);
      case RARCH_INPUT_CTL_KB_MAPPING_IS_BLOCKED:
         if (!current_input->keyboard_mapping_is_blocked)
            return false;
         return current_input->keyboard_mapping_is_blocked(
               current_input_data);
      case RARCH_INPUT_CTL_FIND_DRIVER:
         {
            int i;
            driver_ctx_info_t drv;
            settings_t *settings = config_get_ptr();

            drv.label = "input_driver";
            drv.s     = settings->input.driver;

            driver_ctl(RARCH_DRIVER_CTL_FIND_INDEX, &drv);

            i = drv.len;

            if (i >= 0)
               current_input = (const input_driver_t*)
                  input_driver_find_handle(i);
            else
            {
               unsigned d;
               RARCH_ERR("Couldn't find any input driver named \"%s\"\n",
                     settings->input.driver);
               RARCH_LOG_OUTPUT("Available input drivers are:\n");
               for (d = 0; input_driver_find_handle(d); d++)
                  RARCH_LOG_OUTPUT("\t%s\n", input_driver_find_ident(d));
               RARCH_WARN("Going to default to first input driver...\n");

               current_input = (const input_driver_t*)
                  input_driver_find_handle(0);

               if (current_input)
                  return true;
               retro_fail(1, "find_input_driver()");
               return false;
            }
         }
         break;
      case RARCH_INPUT_CTL_SET_FLUSHING_INPUT:
         input_driver_flushing_input = true;
         break;
      case RARCH_INPUT_CTL_UNSET_FLUSHING_INPUT:
         input_driver_flushing_input = false;
         break;
      case RARCH_INPUT_CTL_IS_FLUSHING_INPUT:
         return input_driver_flushing_input;
      case RARCH_INPUT_CTL_SET_HOTKEY_BLOCK:
         input_driver_block_hotkey = true;
         break;
      case RARCH_INPUT_CTL_UNSET_HOTKEY_BLOCK:
         input_driver_block_hotkey = false;
         break;
      case RARCH_INPUT_CTL_IS_HOTKEY_BLOCKED:
         return input_driver_block_hotkey;
      case RARCH_INPUT_CTL_SET_LIBRETRO_INPUT_BLOCKED:
         input_driver_block_libretro_input = true;
         break;
      case RARCH_INPUT_CTL_UNSET_LIBRETRO_INPUT_BLOCKED:
         input_driver_block_libretro_input = false;
         break;
      case RARCH_INPUT_CTL_IS_LIBRETRO_INPUT_BLOCKED:
         return input_driver_block_libretro_input;
      case RARCH_INPUT_CTL_SET_NONBLOCK_STATE:
         input_driver_nonblock_state = true;
         break;
      case RARCH_INPUT_CTL_UNSET_NONBLOCK_STATE:
         input_driver_nonblock_state = false;
         break;
      case RARCH_INPUT_CTL_IS_NONBLOCK_STATE:
         return input_driver_nonblock_state;
      case RARCH_INPUT_CTL_SET_OWN_DRIVER:
         input_driver_data_own = true;
         break;
      case RARCH_INPUT_CTL_UNSET_OWN_DRIVER:
         input_driver_data_own = false;
         break;
      case RARCH_INPUT_CTL_OWNS_DRIVER:
         return input_driver_data_own;
      case RARCH_INPUT_CTL_SET_OSK_ENABLED:
         input_driver_osk_enabled = true;
         break;
      case RARCH_INPUT_CTL_UNSET_OSK_ENABLED:
         input_driver_osk_enabled = false;
         break;
      case RARCH_INPUT_CTL_IS_OSK_ENABLED:
         return input_driver_osk_enabled;
      case RARCH_INPUT_CTL_SET_KEYBOARD_LINEFEED_ENABLED:
         input_driver_keyboard_linefeed_enable = true;
         break;
      case RARCH_INPUT_CTL_UNSET_KEYBOARD_LINEFEED_ENABLED:
         input_driver_keyboard_linefeed_enable = false;
         break;
      case RARCH_INPUT_CTL_IS_KEYBOARD_LINEFEED_ENABLED:
         return input_driver_keyboard_linefeed_enable;
      case RARCH_INPUT_CTL_COMMAND_INIT:
#ifdef HAVE_COMMAND
         input_driver_command_init();
#endif
         break;
      case RARCH_INPUT_CTL_COMMAND_DEINIT:
#ifdef HAVE_COMMAND
         if (input_driver_command)
            rarch_cmd_free(input_driver_command);
         input_driver_command = NULL;
#endif
         break;
      case RARCH_INPUT_CTL_REMOTE_DEINIT:
#ifdef HAVE_NETWORK_GAMEPAD
         if (input_driver_remote)
            rarch_remote_free(input_driver_remote);
         input_driver_remote = NULL;
#endif
         break;
      case RARCH_INPUT_CTL_REMOTE_INIT:
#ifdef HAVE_NETWORK_GAMEPAD
         input_driver_remote_init();
#endif
         break;
      case RARCH_INPUT_CTL_NONE:
      default:
         break;
   }

   return true;
}
예제 #22
0
static void* ctr_init(const video_info_t* video,
      const input_driver_t** input, void** input_data)
{
   float refresh_rate;
   void* ctrinput   = NULL;
   ctr_video_t* ctr = (ctr_video_t*)linearAlloc(sizeof(ctr_video_t));

   if (!ctr)
      return NULL;

   memset(ctr, 0, sizeof(ctr_video_t));


   ctr->vp.x                = 0;
   ctr->vp.y                = 0;
   ctr->vp.width            = CTR_TOP_FRAMEBUFFER_WIDTH;
   ctr->vp.height           = CTR_TOP_FRAMEBUFFER_HEIGHT;
   ctr->vp.full_width       = CTR_TOP_FRAMEBUFFER_WIDTH;
   ctr->vp.full_height      = CTR_TOP_FRAMEBUFFER_HEIGHT;


   ctr->display_list_size = 0x400;
   ctr->display_list = linearAlloc(ctr->display_list_size * sizeof(uint32_t));
   GPU_Reset(NULL, ctr->display_list, ctr->display_list_size);

   ctr->rgb32 = video->rgb32;
   ctr->texture_width = video->input_scale * RARCH_SCALE_BASE;
   ctr->texture_height = video->input_scale * RARCH_SCALE_BASE;
   ctr->texture_linear =
         linearMemAlign(ctr->texture_width * ctr->texture_height * (ctr->rgb32? 4:2), 128);
   ctr->texture_swizzled =
         linearMemAlign(ctr->texture_width * ctr->texture_height * (ctr->rgb32? 4:2), 128);

   ctr->frame_coords = linearAlloc(3 * sizeof(ctr_vertex_t));
   ctr->frame_coords->x0 = 0;
   ctr->frame_coords->y0 = 0;
   ctr->frame_coords->x1 = CTR_TOP_FRAMEBUFFER_WIDTH;
   ctr->frame_coords->y1 = CTR_TOP_FRAMEBUFFER_HEIGHT;
   ctr->frame_coords->u0 = 0;
   ctr->frame_coords->v0 = 0;
   ctr->frame_coords->u1 = CTR_TOP_FRAMEBUFFER_WIDTH;
   ctr->frame_coords->v1 = CTR_TOP_FRAMEBUFFER_HEIGHT;
   GSPGPU_FlushDataCache(ctr->frame_coords, sizeof(ctr_vertex_t));

   ctr->menu.texture_width = 512;
   ctr->menu.texture_height = 512;
   ctr->menu.texture_linear =
         linearMemAlign(ctr->menu.texture_width * ctr->menu.texture_height * sizeof(uint16_t), 128);
   ctr->menu.texture_swizzled =
         linearMemAlign(ctr->menu.texture_width * ctr->menu.texture_height * sizeof(uint16_t), 128);

   ctr->menu.frame_coords = linearAlloc(sizeof(ctr_vertex_t));

   ctr->menu.frame_coords->x0 = 40;
   ctr->menu.frame_coords->y0 = 0;
   ctr->menu.frame_coords->x1 = CTR_TOP_FRAMEBUFFER_WIDTH - 40;
   ctr->menu.frame_coords->y1 = CTR_TOP_FRAMEBUFFER_HEIGHT;
   ctr->menu.frame_coords->u0 = 0;
   ctr->menu.frame_coords->v0 = 0;
   ctr->menu.frame_coords->u1 = CTR_TOP_FRAMEBUFFER_WIDTH - 80;
   ctr->menu.frame_coords->v1 = CTR_TOP_FRAMEBUFFER_HEIGHT;
   GSPGPU_FlushDataCache(ctr->menu.frame_coords, sizeof(ctr_vertex_t));

   ctr_set_scale_vector(&ctr->scale_vector,
                        CTR_TOP_FRAMEBUFFER_WIDTH, CTR_TOP_FRAMEBUFFER_HEIGHT,
                        ctr->texture_width, ctr->texture_height);
   ctr_set_scale_vector(&ctr->menu.scale_vector,
                        CTR_TOP_FRAMEBUFFER_WIDTH, CTR_TOP_FRAMEBUFFER_HEIGHT,
                        ctr->menu.texture_width, ctr->menu.texture_height);

   ctr->dvlb = DVLB_ParseFile((u32*)ctr_sprite_shbin, ctr_sprite_shbin_size);
   ctrGuSetVshGsh(&ctr->shader, ctr->dvlb, 2, 2);
   shaderProgramUse(&ctr->shader);

   GPU_SetViewport(VIRT_TO_PHYS(CTR_GPU_DEPTHBUFFER),
                   VIRT_TO_PHYS(CTR_TOP_FRAMEBUFFER),
                   0, 0, CTR_TOP_FRAMEBUFFER_HEIGHT, CTR_TOP_FRAMEBUFFER_WIDTH);

   GPU_DepthMap(-1.0f, 0.0f);
   GPU_SetFaceCulling(GPU_CULL_NONE);
   GPU_SetStencilTest(false, GPU_ALWAYS, 0x00, 0xFF, 0x00);
   GPU_SetStencilOp(GPU_STENCIL_KEEP, GPU_STENCIL_KEEP, GPU_STENCIL_KEEP);
   GPU_SetBlendingColor(0, 0, 0, 0);
//      GPU_SetDepthTestAndWriteMask(true, GPU_GREATER, GPU_WRITE_ALL);
   GPU_SetDepthTestAndWriteMask(false, GPU_ALWAYS, GPU_WRITE_ALL);
   //   GPU_SetDepthTestAndWriteMask(true, GPU_ALWAYS, GPU_WRITE_ALL);

   GPUCMD_AddMaskedWrite(GPUREG_EARLYDEPTH_TEST1, 0x1, 0);
   GPUCMD_AddWrite(GPUREG_EARLYDEPTH_TEST2, 0);

   GPU_SetAlphaBlending(GPU_BLEND_ADD, GPU_BLEND_ADD,
                        GPU_SRC_ALPHA, GPU_ONE_MINUS_SRC_ALPHA,
                        GPU_SRC_ALPHA, GPU_ONE_MINUS_SRC_ALPHA);
   GPU_SetAlphaTest(false, GPU_ALWAYS, 0x00);

   GPU_SetTextureEnable(GPU_TEXUNIT0);

   GPU_SetTexEnv(0, GPU_TEXTURE0, GPU_TEXTURE0, 0, 0, GPU_REPLACE, GPU_REPLACE, 0);
   GPU_SetTexEnv(1, GPU_PREVIOUS, GPU_PREVIOUS, 0, 0, 0, 0, 0);
   GPU_SetTexEnv(2, GPU_PREVIOUS, GPU_PREVIOUS, 0, 0, 0, 0, 0);
   GPU_SetTexEnv(3, GPU_PREVIOUS, GPU_PREVIOUS, 0, 0, 0, 0, 0);
   GPU_SetTexEnv(4, GPU_PREVIOUS, GPU_PREVIOUS, 0, 0, 0, 0, 0);
   GPU_SetTexEnv(5, GPU_PREVIOUS, GPU_PREVIOUS, 0, 0, 0, 0, 0);

   ctrGuSetAttributeBuffers(2,
                            VIRT_TO_PHYS(ctr->menu.frame_coords),
                            CTRGU_ATTRIBFMT(GPU_SHORT, 4) << 0 |
                            CTRGU_ATTRIBFMT(GPU_SHORT, 4) << 4,
                            sizeof(ctr_vertex_t));
   GPUCMD_Finalize();
   ctrGuFlushAndRun(true);
   gspWaitForEvent(GSPGPU_EVENT_P3D, false);

   if (input && input_data)
   {
      ctrinput = input_ctr.init();
      *input = ctrinput ? &input_ctr : NULL;
      *input_data = ctrinput;
   }

   ctr->keep_aspect   = true;
   ctr->should_resize = true;
   ctr->smooth        = video->smooth;
   ctr->vsync         = video->vsync;
   ctr->lcd_buttom_on = true;
   ctr->current_buffer_top = 0;

   ctr->empty_framebuffer = linearAlloc(320 * 240 * 2);
   memset(ctr->empty_framebuffer, 0, 320 * 240 * 2);

   refresh_rate = (32730.0 * 8192.0) / 4481134.0;

   driver_ctl(RARCH_DRIVER_CTL_SET_REFRESH_RATE, &refresh_rate);
   aptHook(&ctr->lcd_aptHook, ctr_lcd_aptHook, ctr);

   return ctr;
}
예제 #23
0
static void* wiiu_gfx_init(const video_info_t* video,
                           const input_driver_t** input, void** input_data)
{
   int i;
   *input = NULL;
   *input_data = NULL;

   wiiu_video_t* wiiu = calloc(1, sizeof(*wiiu));

   if (!wiiu)
      return NULL;

   void* wiiuinput   = NULL;
   if (input && input_data)
   {
      wiiuinput = input_wiiu.init();
      *input = wiiuinput ? &input_wiiu : NULL;
      *input_data = wiiuinput;
   }

   /* video init */
   wiiu->cmd_buffer = MEM2_alloc(0x400000, 0x40);
   u32 init_attributes[] =
   {
      GX2_INIT_CMD_BUF_BASE, (u32)wiiu->cmd_buffer,
      GX2_INIT_CMD_BUF_POOL_SIZE, 0x400000,
      GX2_INIT_ARGC, 0,
      GX2_INIT_ARGV, 0,
      GX2_INIT_END
   };
   GX2Init(init_attributes);

   /* setup scanbuffers */
   u32 size = 0;
   u32 tmp = 0;
   wiiu->render_mode = wiiu_render_mode_map[GX2GetSystemTVScanMode()];
   GX2CalcTVSize(wiiu->render_mode.mode, GX2_SURFACE_FORMAT_UNORM_R8_G8_B8_A8, GX2_BUFFERING_MODE_DOUBLE, &size, &tmp);
   wiiu->tv_scan_buffer = MEMBucket_alloc(size, GX2_SCAN_BUFFER_ALIGNMENT);
   GX2Invalidate(GX2_INVALIDATE_MODE_CPU, wiiu->tv_scan_buffer, size);
   GX2SetTVBuffer(wiiu->tv_scan_buffer, size, wiiu->render_mode.mode, GX2_SURFACE_FORMAT_UNORM_R8_G8_B8_A8,
                  GX2_BUFFERING_MODE_DOUBLE);

   GX2CalcDRCSize(GX2_DRC_RENDER_MODE_SINGLE, GX2_SURFACE_FORMAT_UNORM_R8_G8_B8_A8, GX2_BUFFERING_MODE_DOUBLE, &size,
                  &tmp);
   wiiu->drc_scan_buffer = MEMBucket_alloc(size, GX2_SCAN_BUFFER_ALIGNMENT);
   GX2Invalidate(GX2_INVALIDATE_MODE_CPU, wiiu->drc_scan_buffer, size);
   GX2SetDRCBuffer(wiiu->drc_scan_buffer, size, GX2_DRC_RENDER_MODE_SINGLE, GX2_SURFACE_FORMAT_UNORM_R8_G8_B8_A8,
                   GX2_BUFFERING_MODE_DOUBLE);

   memset(&wiiu->color_buffer, 0, sizeof(GX2ColorBuffer));
   wiiu->color_buffer.surface.dim = GX2_SURFACE_DIM_TEXTURE_2D;
   wiiu->color_buffer.surface.width = wiiu->render_mode.width;
   wiiu->color_buffer.surface.height = wiiu->render_mode.height;
   wiiu->color_buffer.surface.depth = 1;
   wiiu->color_buffer.surface.mipLevels = 1;
   wiiu->color_buffer.surface.format = GX2_SURFACE_FORMAT_UNORM_R8_G8_B8_A8;
   wiiu->color_buffer.surface.use = GX2_SURFACE_USE_TEXTURE_COLOR_BUFFER_TV;
   wiiu->color_buffer.viewNumSlices = 1;
   GX2CalcSurfaceSizeAndAlignment(&wiiu->color_buffer.surface);
   GX2InitColorBufferRegs(&wiiu->color_buffer);

   wiiu->color_buffer.surface.image = MEM1_alloc(wiiu->color_buffer.surface.imageSize,
                                      wiiu->color_buffer.surface.alignment);
   GX2Invalidate(GX2_INVALIDATE_MODE_CPU, wiiu->color_buffer.surface.image, wiiu->color_buffer.surface.imageSize);

   wiiu->ctx_state = (GX2ContextState*)MEM2_alloc(sizeof(GX2ContextState), GX2_CONTEXT_STATE_ALIGNMENT);
   GX2SetupContextStateEx(wiiu->ctx_state, GX2_TRUE);

   GX2SetContextState(wiiu->ctx_state);
   GX2SetColorBuffer(&wiiu->color_buffer, GX2_RENDER_TARGET_0);
   GX2SetViewport(0.0f, 0.0f, wiiu->color_buffer.surface.width, wiiu->color_buffer.surface.height, 0.0f, 1.0f);
   GX2SetScissor(0, 0, wiiu->color_buffer.surface.width, wiiu->color_buffer.surface.height);
   GX2SetDepthOnlyControl(GX2_DISABLE, GX2_DISABLE, GX2_COMPARE_FUNC_ALWAYS);
   GX2SetColorControl(GX2_LOGIC_OP_COPY, 1, GX2_DISABLE, GX2_ENABLE);
#if 1
   GX2SetBlendControl(GX2_RENDER_TARGET_0, GX2_BLEND_MODE_SRC_ALPHA, GX2_BLEND_MODE_INV_SRC_ALPHA, GX2_BLEND_COMBINE_MODE_ADD,
                      GX2_ENABLE,          GX2_BLEND_MODE_SRC_ALPHA, GX2_BLEND_MODE_INV_SRC_ALPHA, GX2_BLEND_COMBINE_MODE_ADD);
#else
   GX2SetBlendControl(GX2_RENDER_TARGET_0, GX2_BLEND_MODE_ONE, GX2_BLEND_MODE_ZERO, GX2_BLEND_COMBINE_MODE_ADD,
                      GX2_DISABLE,         GX2_BLEND_MODE_ONE, GX2_BLEND_MODE_ZERO, GX2_BLEND_COMBINE_MODE_ADD);
#endif
   GX2SetCullOnlyControl(GX2_FRONT_FACE_CCW, GX2_DISABLE, GX2_DISABLE);
#ifdef GX2_CAN_ACCESS_DATA_SECTION
   wiiu->shader = &tex_shader;
#else
   /* init shader */
   //   wiiu->shader = MEM2_alloc(sizeof(*wiiu->shader), GX2_VERTEX_BUFFER_ALIGNMENT);
   wiiu->shader = MEM2_alloc(sizeof(tex_shader), 0x1000);
   memcpy(wiiu->shader, &tex_shader, sizeof(tex_shader));
   GX2Invalidate(GX2_INVALIDATE_MODE_CPU, wiiu->shader, sizeof(tex_shader));

   wiiu->shader->vs.program = MEM2_alloc(wiiu->shader->vs.size, GX2_SHADER_ALIGNMENT);
   memcpy(wiiu->shader->vs.program, tex_shader.vs.program, wiiu->shader->vs.size);
   GX2Invalidate(GX2_INVALIDATE_MODE_CPU_SHADER, wiiu->shader->vs.program, wiiu->shader->vs.size);
   wiiu->shader->vs.attribVars = MEM2_alloc(wiiu->shader->vs.attribVarCount * sizeof(GX2AttribVar),
         GX2_SHADER_ALIGNMENT);
   memcpy(wiiu->shader->vs.attribVars, tex_shader.vs.attribVars ,
          wiiu->shader->vs.attribVarCount * sizeof(GX2AttribVar));

   wiiu->shader->ps.program = MEM2_alloc(wiiu->shader->ps.size, GX2_SHADER_ALIGNMENT);
   memcpy(wiiu->shader->ps.program, tex_shader.ps.program, wiiu->shader->ps.size);
   GX2Invalidate(GX2_INVALIDATE_MODE_CPU_SHADER, wiiu->shader->ps.program, wiiu->shader->ps.size);
   wiiu->shader->ps.samplerVars = MEM2_alloc(wiiu->shader->ps.samplerVarCount * sizeof(GX2SamplerVar),
         GX2_SHADER_ALIGNMENT);
   memcpy(wiiu->shader->ps.samplerVars, tex_shader.ps.samplerVars,
          wiiu->shader->ps.samplerVarCount * sizeof(GX2SamplerVar));

#endif
   wiiu->shader->fs.size = GX2CalcFetchShaderSizeEx(2, GX2_FETCH_SHADER_TESSELLATION_NONE, GX2_TESSELLATION_MODE_DISCRETE);
   wiiu->shader->fs.program = MEM2_alloc(wiiu->shader->fs.size, GX2_SHADER_ALIGNMENT);
   GX2InitFetchShaderEx(&wiiu->shader->fs, (uint8_t*)wiiu->shader->fs.program,
                        sizeof(wiiu->shader->attribute_stream) /  sizeof(GX2AttribStream),
                        (GX2AttribStream*)&wiiu->shader->attribute_stream,
                        GX2_FETCH_SHADER_TESSELLATION_NONE, GX2_TESSELLATION_MODE_DISCRETE);
   GX2Invalidate(GX2_INVALIDATE_MODE_CPU_SHADER, wiiu->shader->fs.program, wiiu->shader->fs.size);
   GX2SetVertexShader(&wiiu->shader->vs);
   GX2SetPixelShader(&wiiu->shader->ps);
   GX2SetFetchShader(&wiiu->shader->fs);

   wiiu->position = MEM2_alloc(4 * sizeof(*wiiu->position), GX2_VERTEX_BUFFER_ALIGNMENT);
   wiiu_set_position(wiiu->position, &wiiu->color_buffer, 0, 0, wiiu->color_buffer.surface.width, wiiu->color_buffer.surface.height);

   wiiu->tex_coord = MEM2_alloc(4 * sizeof(*wiiu->tex_coord), GX2_VERTEX_BUFFER_ALIGNMENT);
   wiiu_set_tex_coords(wiiu->tex_coord, &wiiu->texture, 0, 0, wiiu->texture.surface.width, wiiu->texture.surface.height);

   GX2SetAttribBuffer(0, 4 * sizeof(*wiiu->position), sizeof(*wiiu->position), wiiu->position);
   GX2SetAttribBuffer(1, 4 * sizeof(*wiiu->tex_coord), sizeof(*wiiu->tex_coord), wiiu->tex_coord);

   wiiu->menu.position = MEM2_alloc(4 * sizeof(*wiiu->menu.position), GX2_VERTEX_BUFFER_ALIGNMENT);
   wiiu_set_position(wiiu->menu.position, &wiiu->color_buffer, 0, 0, wiiu->color_buffer.surface.width, wiiu->color_buffer.surface.height);

   wiiu->menu.tex_coord = MEM2_alloc(4 * sizeof(*wiiu->menu.tex_coord), GX2_VERTEX_BUFFER_ALIGNMENT);
   wiiu_set_tex_coords(wiiu->menu.tex_coord, &wiiu->menu.texture, 0, 0, wiiu->menu.texture.surface.width, wiiu->menu.texture.surface.height);

   /* init frame texture */
   memset(&wiiu->texture, 0, sizeof(GX2Texture));
   wiiu->texture.surface.width    = video->input_scale * RARCH_SCALE_BASE;
   wiiu->texture.surface.height   = video->input_scale * RARCH_SCALE_BASE;
   wiiu->texture.surface.depth    = 1;
   wiiu->texture.surface.dim      = GX2_SURFACE_DIM_TEXTURE_2D;
   wiiu->texture.surface.tileMode = GX2_TILE_MODE_LINEAR_ALIGNED;
   wiiu->texture.viewNumSlices    = 1;
   wiiu->rgb32 = video->rgb32;
   if(wiiu->rgb32)
   {
      wiiu->texture.surface.format   = GX2_SURFACE_FORMAT_UNORM_R8_G8_B8_A8;
      wiiu->texture.compMap          = GX2_COMP_SEL(_G, _B, _A, _1);
   }
   else
   {
      wiiu->texture.surface.format   = GX2_SURFACE_FORMAT_UNORM_R5_G6_B5;
      wiiu->texture.compMap          = GX2_COMP_SEL(_B, _G, _R, _1);
   }
   GX2CalcSurfaceSizeAndAlignment(&wiiu->texture.surface);
   GX2InitTextureRegs(&wiiu->texture);

   wiiu->texture.surface.image = MEM2_alloc(wiiu->texture.surface.imageSize,
                                 wiiu->texture.surface.alignment);
   memset(wiiu->texture.surface.image, 0x0, wiiu->texture.surface.imageSize);
   GX2Invalidate(GX2_INVALIDATE_MODE_CPU_TEXTURE, wiiu->texture.surface.image,
                 wiiu->texture.surface.imageSize);

   /* init menu texture */
   memset(&wiiu->menu.texture, 0, sizeof(GX2Texture));
   wiiu->menu.texture.surface.width    = 512;
   wiiu->menu.texture.surface.height   = 512;
   wiiu->menu.texture.surface.depth    = 1;
   wiiu->menu.texture.surface.dim      = GX2_SURFACE_DIM_TEXTURE_2D;
   wiiu->menu.texture.surface.format   = GX2_SURFACE_FORMAT_UNORM_R4_G4_B4_A4;
   wiiu->menu.texture.surface.tileMode = GX2_TILE_MODE_LINEAR_ALIGNED;
   wiiu->menu.texture.viewNumSlices    = 1;
   wiiu->menu.texture.compMap          = GX2_COMP_SEL(_A, _R, _G, _B);
   GX2CalcSurfaceSizeAndAlignment(&wiiu->menu.texture.surface);
   GX2InitTextureRegs(&wiiu->menu.texture);

   wiiu->menu.texture.surface.image = MEM2_alloc(wiiu->menu.texture.surface.imageSize,
                                      wiiu->menu.texture.surface.alignment);

   memset(wiiu->menu.texture.surface.image, 0x0, wiiu->menu.texture.surface.imageSize);
   GX2Invalidate(GX2_INVALIDATE_MODE_CPU_TEXTURE, wiiu->menu.texture.surface.image,
                 wiiu->menu.texture.surface.imageSize);

   /* init samplers */
   GX2InitSampler(&wiiu->sampler_nearest, GX2_TEX_CLAMP_MODE_CLAMP, GX2_TEX_XY_FILTER_MODE_POINT);
   GX2InitSampler(&wiiu->sampler_linear, GX2_TEX_CLAMP_MODE_CLAMP, GX2_TEX_XY_FILTER_MODE_LINEAR);

   /* set Texture and Sampler */
   GX2SetPixelTexture(&wiiu->texture, wiiu->shader->sampler.location);
   GX2SetPixelSampler(&wiiu->sampler_linear, wiiu->shader->sampler.location);

   /* clear leftover image */
   GX2ClearColor(&wiiu->color_buffer, 0.0f, 0.0f, 0.0f, 1.0f);
   GX2CopyColorBufferToScanBuffer(&wiiu->color_buffer, GX2_SCAN_TARGET_DRC);
   GX2CopyColorBufferToScanBuffer(&wiiu->color_buffer, GX2_SCAN_TARGET_TV);

   GX2SwapScanBuffers();
   GX2Flush();
   GX2WaitForVsync();

   GX2SetTVEnable(GX2_ENABLE);
   GX2SetDRCEnable(GX2_ENABLE);

   wiiu->keep_aspect   = true;
   wiiu->should_resize = true;
   wiiu->smooth        = video->smooth;
   wiiu->vsync         = video->vsync;
   GX2SetSwapInterval(!!video->vsync);

   wiiu->vp.x           = 0;
   wiiu->vp.y           = 0;
   wiiu->vp.width       = 854;
   wiiu->vp.height      = 480;
   wiiu->vp.full_width  = 854;
   wiiu->vp.full_height = 480;
   video_driver_set_size(&wiiu->vp.width, &wiiu->vp.height);

   float refresh_rate = 60.0f / 1.001f;
   driver_ctl(RARCH_DRIVER_CTL_SET_REFRESH_RATE, &refresh_rate);

   return wiiu;
}
예제 #24
0
bool camera_driver_ctl(enum rarch_camera_ctl_state state, void *data)
{
   settings_t        *settings = config_get_ptr();
   static struct retro_camera_callback camera_cb;
   static const camera_driver_t *camera_driver   = NULL;
   static void *camera_data                      = NULL;
   static bool camera_driver_active              = false;
   static bool camera_driver_data_own            = false;

   switch (state)
   {
      case RARCH_CAMERA_CTL_DESTROY:
         camera_driver_active   = false;
         camera_driver_data_own = false;
         camera_driver          = NULL;
         camera_data            = NULL;
         break;
      case RARCH_CAMERA_CTL_SET_OWN_DRIVER:
         camera_driver_data_own = true;
         break;
      case RARCH_CAMERA_CTL_UNSET_OWN_DRIVER:
         camera_driver_data_own = false;
         break;
      case RARCH_CAMERA_CTL_OWNS_DRIVER:
         return camera_driver_data_own;
      case RARCH_CAMERA_CTL_SET_ACTIVE:
         camera_driver_active = true; 
         break;
      case RARCH_CAMERA_CTL_FIND_DRIVER:
         {
            int i;
            driver_ctx_info_t drv;

            drv.label = "camera_driver";
            drv.s     = settings->camera.driver;

            driver_ctl(RARCH_DRIVER_CTL_FIND_INDEX, &drv);

            i = drv.len;

            if (i >= 0)
               camera_driver = (const camera_driver_t*)camera_driver_find_handle(i);
            else
            {
               unsigned d;
               RARCH_ERR("Couldn't find any camera driver named \"%s\"\n",
                     settings->camera.driver);
               RARCH_LOG_OUTPUT("Available camera drivers are:\n");
               for (d = 0; camera_driver_find_handle(d); d++)
                  RARCH_LOG_OUTPUT("\t%s\n", camera_driver_find_ident(d));

               RARCH_WARN("Going to default to first camera driver...\n");

               camera_driver = (const camera_driver_t*)camera_driver_find_handle(0);

               if (!camera_driver)
                  retro_fail(1, "find_camera_driver()");
            }
         }
         break;
      case RARCH_CAMERA_CTL_UNSET_ACTIVE:
         camera_driver_active = false; 
         break;
      case RARCH_CAMERA_CTL_IS_ACTIVE:
        return camera_driver_active; 
      case RARCH_CAMERA_CTL_DEINIT:
        if (camera_data && camera_driver)
        {
           if (camera_cb.deinitialized)
              camera_cb.deinitialized();

           if (camera_driver->free)
              camera_driver->free(camera_data);
        }

        camera_data = NULL;
        break;
      case RARCH_CAMERA_CTL_STOP:
        if (     camera_driver 
              && camera_driver->stop 
              && camera_data)
           camera_driver->stop(camera_data);
        break;
      case RARCH_CAMERA_CTL_START:
        if (camera_driver && camera_data && camera_driver->start)
        {
           if (settings->camera.allow)
              return camera_driver->start(camera_data);

           runloop_msg_queue_push(
                 "Camera is explicitly disabled.\n", 1, 180, false);
        }
        return false;
      case RARCH_CAMERA_CTL_POLL:
        if (!camera_cb.caps)
           return false;
        if (!camera_driver || !camera_driver->poll || !camera_data)
           return false;
        camera_driver->poll(camera_data,
              camera_cb.frame_raw_framebuffer,
              camera_cb.frame_opengl_texture);
        break;
      case RARCH_CAMERA_CTL_SET_CB:
        {
           struct retro_camera_callback *cb =
              (struct retro_camera_callback*)data;
           camera_cb          = *cb;
        }
        break;
      case RARCH_CAMERA_CTL_INIT:
        /* Resource leaks will follow if camera is initialized twice. */
        if (camera_data)
           return false;

        camera_driver_ctl(RARCH_CAMERA_CTL_FIND_DRIVER, NULL);

        camera_data = camera_driver->init(
              *settings->camera.device ? settings->camera.device : NULL,
              camera_cb.caps,
              settings->camera.width ?
              settings->camera.width : camera_cb.width,
              settings->camera.height ?
              settings->camera.height : camera_cb.height);

        if (!camera_data)
        {
           RARCH_ERR("Failed to initialize camera driver. Will continue without camera.\n");
           camera_driver_ctl(RARCH_CAMERA_CTL_UNSET_ACTIVE, NULL);
        }

        if (camera_cb.initialized)
           camera_cb.initialized();
        break;
      default:
         break;
   }
   
   return false;
}