Create RUNLOOP_CTL_{GET/SET}_FRAME_TIME

dynamic.c

@@ -997,19 +997,8 @@ bool rarch_environment_cb(unsigned cmd, void *data)
 
       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;
+         runloop_ctl(RUNLOOP_CTL_SET_FRAME_TIME, data);
          break;
       }
 

runloop.c

@@ -97,6 +97,7 @@ typedef struct event_cmd_state
 } event_cmd_state_t;
 
 
+
 global_t *global_get_ptr(void)
 {
    static struct global g_extern;
@@ -411,6 +412,7 @@ bool runloop_ctl(enum runloop_ctl_state state, void *data)
    static char runloop_fullpath[PATH_MAX_LENGTH];
    static rarch_system_info_t runloop_system;
    static unsigned runloop_pending_windowed_scale;
+   static struct retro_frame_time_callback runloop_frame_time;
    static retro_keyboard_event_t runloop_key_event          = NULL;
    static retro_keyboard_event_t runloop_frontend_key_event = NULL;
    static unsigned runloop_max_frames               = false;
@@ -562,6 +564,30 @@ bool runloop_ctl(enum runloop_ctl_state state, void *data)
          break;
       case RUNLOOP_CTL_IS_PERFCNT_ENABLE:
          return runloop_perfcnt_enable;
+      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_FRAME_TIME:
+         {
+            struct retro_frame_time_callback **frame_time = 
+               (struct retro_frame_time_callback**)data;
+            if (!frame_time)
+               return false;
+            *frame_time = (struct retro_frame_time_callback*)&runloop_frame_time;
+         }
+         break;
       case RUNLOOP_CTL_GET_WINDOWED_SCALE:
          {
             unsigned **scale = (unsigned**)data;
@@ -1225,6 +1251,7 @@ int runloop_iterate(unsigned *sleep_ms)
    unsigned i;
    event_cmd_state_t    cmd;
    retro_time_t current, target, to_sleep_ms;
+   struct retro_frame_time_callback *frame_time = NULL;
    event_cmd_state_t   *cmd_ptr                 = &cmd;
    static retro_usec_t frame_time_last          = 0;
    static retro_time_t frame_limit_minimum_time = 0.0;
@@ -1237,7 +1264,6 @@ int runloop_iterate(unsigned *sleep_ms)
    cmd.state[0]                                 = input_keys_pressed();
    last_input                                   = cmd.state[0];
 
-   runloop_ctl(RUNLOOP_CTL_SYSTEM_INFO_GET, &system);
 
    if (runloop_ctl(RUNLOOP_CTL_IS_FRAME_TIME_LAST, NULL))
    {
@@ -1274,8 +1300,10 @@ int runloop_iterate(unsigned *sleep_ms)
          input_driver_ctl(RARCH_INPUT_CTL_SET_FLUSHING_INPUT, NULL);
       }
    }
+   
+   runloop_ctl(RUNLOOP_CTL_GET_FRAME_TIME, &frame_time);
 
-   if (system->frame_time.callback)
+   if (frame_time->callback)
    {
       /* Updates frame timing if frame timing callback is in use by the core.
        * Limits frame time if fast forward ratio throttle is enabled. */
@@ -1288,7 +1316,7 @@ int runloop_iterate(unsigned *sleep_ms)
 
 
       if (!frame_time_last || is_locked_fps)
-         delta = system->frame_time.reference;
+         delta = frame_time->reference;
 
       if (!is_locked_fps && runloop_ctl(RUNLOOP_CTL_IS_SLOWMOTION, NULL))
          delta /= settings->slowmotion_ratio;
@@ -1298,7 +1326,7 @@ int runloop_iterate(unsigned *sleep_ms)
       if (is_locked_fps)
          frame_time_last = 0;
 
-      system->frame_time.callback(delta);
+      frame_time->callback(delta);
    }
 
    cmd.state[2]      = cmd.state[0] & ~cmd.state[1];  /* trigger  */
@@ -1400,6 +1428,8 @@ int runloop_iterate(unsigned *sleep_ms)
    if (bsv_movie_ctl(BSV_MOVIE_CTL_IS_INITED, NULL))
       bsv_movie_ctl(BSV_MOVIE_CTL_SET_FRAME_START, NULL);
 
+   runloop_ctl(RUNLOOP_CTL_SYSTEM_INFO_GET, &system);
+
    if (system->camera_callback.caps)
       driver_camera_poll();
 

runloop.h

@@ -40,6 +40,8 @@ enum runloop_ctl_state
    RUNLOOP_CTL_GET_WINDOWED_SCALE,
    RUNLOOP_CTL_SET_WINDOWED_SCALE,
    RUNLOOP_CTL_SET_IDLE,
+   RUNLOOP_CTL_GET_FRAME_TIME,
+   RUNLOOP_CTL_SET_FRAME_TIME,
    RUNLOOP_CTL_IS_OVERRIDES_ACTIVE,
    RUNLOOP_CTL_SET_OVERRIDES_ACTIVE,
    RUNLOOP_CTL_UNSET_OVERRIDES_ACTIVE,

system.h

@@ -48,8 +48,6 @@ typedef struct rarch_system_info
    struct retro_camera_callback camera_callback;
    struct retro_location_callback location_callback;
 
-   struct retro_frame_time_callback frame_time;
-
    core_option_manager_t *core_options;
 
    struct retro_subsystem_info *special;