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Refactor rarch_core_runtime_tick

This commit is contained in:
twinaphex 2019-08-10 14:12:21 +02:00
parent 23456bfc94
commit e3ba467932
1 changed files with 30 additions and 32 deletions
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62
retroarch.c
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@ -20491,40 +20491,38 @@ force_input_dirty:
}
#endif
static void rarch_core_runtime_tick(void)
static retro_time_t rarch_core_runtime_tick(void)
{
struct retro_system_av_info *av_info = &video_driver_av_info;
retro_time_t frame_time =
(1.0 / video_driver_av_info.timing.fps) * 1000000;
if (av_info && av_info->timing.fps)
/* Account for slow motion */
if (runloop_slowmotion)
{
retro_time_t frame_time = (1.0 / av_info->timing.fps) * 1000000;
/* Account for slow motion */
if (runloop_slowmotion)
{
settings_t *settings = configuration_settings;
frame_time = (retro_time_t)((double)
frame_time * settings->floats.slowmotion_ratio);
}
/* Account for fast forward */
else if (runloop_fastmotion)
{
/* Doing it this way means we miss the first frame after
* turning fast forward on, but it saves the overhead of
* having to do:
* retro_time_t current_usec = cpu_features_get_time_usec();
* libretro_core_runtime_last = current_usec;
* every frame when fast forward is off. */
retro_time_t current_usec = cpu_features_get_time_usec();
if (current_usec - libretro_core_runtime_last < frame_time)
frame_time = current_usec - libretro_core_runtime_last;
libretro_core_runtime_last = current_usec;
}
libretro_core_runtime_usec += frame_time;
settings_t *settings = configuration_settings;
return (retro_time_t)((double)
frame_time * settings->floats.slowmotion_ratio);
}
/* Account for fast forward */
if (runloop_fastmotion)
{
/* Doing it this way means we miss the first frame after
* turning fast forward on, but it saves the overhead of
* having to do:
* retro_time_t current_usec = cpu_features_get_time_usec();
* libretro_core_runtime_last = current_usec;
* every frame when fast forward is off. */
retro_time_t current_usec = cpu_features_get_time_usec();
retro_time_t potential_frame_time = current_usec -
libretro_core_runtime_last;
libretro_core_runtime_last = current_usec;
if (potential_frame_time < frame_time)
return potential_frame_time;
}
return frame_time;
}
static void retroarch_print_features(void)
@ -22980,7 +22978,7 @@ static bool menu_display_libretro(void)
input_driver_block_libretro_input = true;
core_run();
rarch_core_runtime_tick();
libretro_core_runtime_usec += rarch_core_runtime_tick();
input_driver_block_libretro_input = false;
return true;
@ -23996,7 +23994,7 @@ int runloop_iterate(unsigned *sleep_ms)
/* Increment runtime tick counter after each call to
* core_run() or run_ahead() */
rarch_core_runtime_tick();
libretro_core_runtime_usec += rarch_core_runtime_tick();
#ifdef HAVE_CHEEVOS
if ( settings->bools.cheevos_enable &&