static int runloop_iterate_menu(enum menu_action action, unsigned *sleep_ms)
{
menu_ctx_iterate_t iter;
settings_t *settings = config_get_ptr();
bool focused = runloop_is_focused() &&
!ui_companion_is_on_foreground();
bool is_idle = runloop_ctl(RUNLOOP_CTL_IS_IDLE, NULL);
iter.action = action;
if (!menu_driver_ctl(RARCH_MENU_CTL_ITERATE, &iter))
rarch_ctl(RARCH_CTL_MENU_RUNNING_FINISHED, NULL);
if (focused || !is_idle)
menu_driver_ctl(RARCH_MENU_CTL_RENDER, NULL);
if (!focused || is_idle)
{
*sleep_ms = 10;
return 1;
}
if (!settings->menu.throttle_framerate && !settings->fastforward_ratio)
return 0;
return -1;
}
static bool runloop_check_idle_state(event_cmd_state_t *cmd)
{
settings_t *settings = config_get_ptr();
bool focused = runloop_is_focused();
runloop_check_pause(settings, focused,
runloop_cmd_triggered(cmd, RARCH_PAUSE_TOGGLE),
runloop_cmd_triggered(cmd, RARCH_FRAMEADVANCE));
if (!runloop_check_pause_state(cmd) || !focused)
return false;
return true;
}
/**
* runloop_iterate:
*
* Run Libretro core in RetroArch for one frame.
*
* Returns: 0 on success, 1 if we have to wait until
* button input in order to wake up the loop,
* -1 if we forcibly quit out of the RetroArch iteration loop.
**/
int runloop_iterate(unsigned *sleep_ms)
{
unsigned i;
event_cmd_state_t cmd;
retro_time_t current, target, to_sleep_ms;
event_cmd_state_t *cmd_ptr = &cmd;
static retro_time_t frame_limit_minimum_time = 0.0;
static retro_time_t frame_limit_last_time = 0.0;
static retro_input_t last_input = 0;
settings_t *settings = config_get_ptr();
cmd.state[1] = last_input;
cmd.state[0] = input_keys_pressed();
last_input = cmd.state[0];
runloop_ctl(RUNLOOP_CTL_UNSET_FRAME_TIME_LAST, NULL);
if (runloop_ctl(RUNLOOP_CTL_SHOULD_SET_FRAME_LIMIT, NULL))
{
struct retro_system_av_info *av_info =
video_viewport_get_system_av_info();
float fastforward_ratio =
(settings->fastforward_ratio == 0.0f)
? 1.0f : settings->fastforward_ratio;
frame_limit_last_time = cpu_features_get_time_usec();
frame_limit_minimum_time = (retro_time_t)roundf(1000000.0f
/ (av_info->timing.fps * fastforward_ratio));
runloop_ctl(RUNLOOP_CTL_UNSET_FRAME_LIMIT, NULL);
}
if (input_driver_is_flushing_input())
{
input_driver_unset_flushing_input();
if (cmd.state[0])
{
cmd.state[0] = 0;
/* If core was paused before entering menu, evoke
* pause toggle to wake it up. */
if (runloop_ctl(RUNLOOP_CTL_IS_PAUSED, NULL))
BIT64_SET(cmd.state[0], RARCH_PAUSE_TOGGLE);
input_driver_set_flushing_input();
}
}
if (runloop_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. */
retro_time_t current = cpu_features_get_time_usec();
retro_time_t delta = current - runloop_frame_time_last;
bool is_locked_fps = (runloop_ctl(RUNLOOP_CTL_IS_PAUSED, NULL) ||
input_driver_is_nonblock_state()) |
!!recording_driver_get_data_ptr();
if (!runloop_frame_time_last || is_locked_fps)
delta = runloop_frame_time.reference;
if (!is_locked_fps && runloop_ctl(RUNLOOP_CTL_IS_SLOWMOTION, NULL))
delta /= settings->slowmotion_ratio;
runloop_frame_time_last = current;
if (is_locked_fps)
runloop_frame_time_last = 0;
runloop_frame_time.callback(delta);
}
cmd.state[2] = cmd.state[0] & ~cmd.state[1]; /* trigger */
if (runloop_cmd_triggered(cmd_ptr, RARCH_OVERLAY_NEXT))
command_event(CMD_EVENT_OVERLAY_NEXT, NULL);
if (runloop_cmd_triggered(cmd_ptr, RARCH_FULLSCREEN_TOGGLE_KEY))
{
bool fullscreen_toggled = !runloop_ctl(RUNLOOP_CTL_IS_PAUSED, NULL);
#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(cmd_ptr, RARCH_GRAB_MOUSE_TOGGLE))
command_event(CMD_EVENT_GRAB_MOUSE_TOGGLE, NULL);
#ifdef HAVE_MENU
if (runloop_cmd_menu_press(cmd_ptr) ||
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
rarch_ctl(RARCH_CTL_MENU_RUNNING, NULL);
}
#endif
#ifdef HAVE_OVERLAY
runloop_iterate_linefeed_overlay(settings);
#endif
if (runloop_iterate_time_to_exit(
runloop_cmd_press(cmd_ptr, RARCH_QUIT_KEY)) != 1)
{
frame_limit_last_time = 0.0;
return -1;
}
#ifdef HAVE_MENU
if (menu_driver_ctl(RARCH_MENU_CTL_IS_ALIVE, NULL))
{
menu_ctx_iterate_t iter;
bool focused = runloop_is_focused() &&
!ui_companion_is_on_foreground();
bool is_idle = runloop_ctl(RUNLOOP_CTL_IS_IDLE, NULL);
enum menu_action action = (enum menu_action)
menu_input_frame_retropad(cmd.state[0], cmd.state[2]);
iter.action = action;
if (!menu_driver_ctl(RARCH_MENU_CTL_ITERATE, &iter))
rarch_ctl(RARCH_CTL_MENU_RUNNING_FINISHED, NULL);
if (focused || !is_idle)
menu_driver_ctl(RARCH_MENU_CTL_RENDER, NULL);
if (!focused || is_idle)
{
*sleep_ms = 10;
return 1;
}
if (!settings->menu.throttle_framerate)
{
if (!settings->fastforward_ratio)
return 0;
}
goto end;
}
#endif
if (!runloop_check_state(&cmd, &runloop_shader_dir))
{
/* RetroArch has been paused. */
core_poll();
*sleep_ms = 10;
return 1;
}
#if defined(HAVE_THREADS)
autosave_lock();
#endif
#ifdef HAVE_NETPLAY
netplay_driver_ctl(RARCH_NETPLAY_CTL_PRE_FRAME, NULL);
#endif
if (bsv_movie_ctl(BSV_MOVIE_CTL_IS_INITED, NULL))
bsv_movie_ctl(BSV_MOVIE_CTL_SET_FRAME_START, NULL);
camera_driver_ctl(RARCH_CAMERA_CTL_POLL, NULL);
/* Update binds for analog dpad modes. */
for (i = 0; i < settings->input.max_users; i++)
{
if (!settings->input.analog_dpad_mode[i])
continue;
input_push_analog_dpad(settings->input.binds[i],
settings->input.analog_dpad_mode[i]);
input_push_analog_dpad(settings->input.autoconf_binds[i],
settings->input.analog_dpad_mode[i]);
}
if ((settings->video.frame_delay > 0) &&
!input_driver_is_nonblock_state())
retro_sleep(settings->video.frame_delay);
core_run();
#ifdef HAVE_CHEEVOS
cheevos_test();
#endif
for (i = 0; i < settings->input.max_users; i++)
{
if (!settings->input.analog_dpad_mode[i])
continue;
input_pop_analog_dpad(settings->input.binds[i]);
input_pop_analog_dpad(settings->input.autoconf_binds[i]);
}
if (bsv_movie_ctl(BSV_MOVIE_CTL_IS_INITED, NULL))
bsv_movie_ctl(BSV_MOVIE_CTL_SET_FRAME_END, NULL);
#ifdef HAVE_NETPLAY
netplay_driver_ctl(RARCH_NETPLAY_CTL_POST_FRAME, NULL);
#endif
#if defined(HAVE_THREADS)
autosave_unlock();
#endif
if (!settings->fastforward_ratio)
return 0;
#ifdef HAVE_MENU
end:
#endif
current = cpu_features_get_time_usec();
target = frame_limit_last_time +
frame_limit_minimum_time;
to_sleep_ms = (target - current) / 1000;
if (to_sleep_ms > 0)
{
*sleep_ms = (unsigned)to_sleep_ms;
/* Combat jitter a bit. */
frame_limit_last_time += frame_limit_minimum_time;
return 1;
}
frame_limit_last_time = cpu_features_get_time_usec();
return 0;
}
