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* The menu is now able to run at higher refresh rates than 60Hz

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* Also added a new environment callback that a core can use to
query the display refresh rate
This commit is contained in:
twinaphex 2019-02-27 04:43:14 +01:00
parent d619f14839
commit d1dbf6fbe1
4 changed files with 52 additions and 15 deletions
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22
cores/dynamic_dummy.c
View File

@ -91,12 +91,23 @@ void libretro_dummy_retro_get_system_info(
info->valid_extensions = ""; /* Nothing. */
}
static retro_video_refresh_t dummy_video_cb;
static retro_audio_sample_t dummy_audio_cb;
static retro_audio_sample_batch_t dummy_audio_batch_cb;
static retro_environment_t dummy_environ_cb;
static retro_input_poll_t dummy_input_poll_cb;
static retro_input_state_t dummy_input_state_cb;
/* Doesn't really matter, but need something sane. */
void libretro_dummy_retro_get_system_av_info(
struct retro_system_av_info *info)
{
info->timing.fps = 60.0;
info->timing.sample_rate = 30000.0;
float refresh_rate = 0.0;
if (!dummy_environ_cb(RETRO_ENVIRONMENT_GET_TARGET_REFRESH_RATE, &refresh_rate))
refresh_rate = 60.0;
info->timing.fps = refresh_rate;
info->timing.sample_rate = 30000.0;
info->geometry.base_width = 320;
info->geometry.base_height = 240;
@ -105,13 +116,6 @@ void libretro_dummy_retro_get_system_av_info(
info->geometry.aspect_ratio = 4.0 / 3.0;
}
static retro_video_refresh_t dummy_video_cb;
static retro_audio_sample_t dummy_audio_cb;
static retro_audio_sample_batch_t dummy_audio_batch_cb;
static retro_environment_t dummy_environ_cb;
static retro_input_poll_t dummy_input_poll_cb;
static retro_input_state_t dummy_input_state_cb;
void libretro_dummy_retro_set_environment(retro_environment_t cb)
{
enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;

14
dynamic.c
View File

@ -2051,6 +2051,20 @@ bool rarch_environment_cb(unsigned cmd, void *data)
break;
}
case RETRO_ENVIRONMENT_GET_TARGET_REFRESH_RATE:
{
/* Try to use the polled refresh rate first. */
float target_refresh_rate = video_driver_get_refresh_rate();
/* If the above function failed [possibly because it is not
* implemented], use the refresh rate set in the config instead. */
if (target_refresh_rate == 0.0 && settings)
target_refresh_rate = settings->floats.video_refresh_rate;
*(float *)data = target_refresh_rate;
break;
}
default:
RARCH_LOG("Environ UNSUPPORTED (#%u).\n", cmd);
return false;

11
libretro-common/include/libretro.h
View File

@ -1079,10 +1079,19 @@ enum retro_mod
* fastforwarding mode.
*/
#define RETRO_ENVIRONMENT_GET_TARGET_REFRESH_RATE (50 | RETRO_ENVIRONMENT_EXPERIMENTAL)
/* float * --
* Float value that lets us know what target refresh rate
* is curently in use by the frontend.
*
* The core can use the returned value to set an ideal
* refresh rate/framerate.
*/
/* VFS functionality */
/* File paths:
* File paths passed as parameters when using this api shall be well formed unix-style,
* File paths passed as parameters when using this api shall be well formed UNIX-style,
* using "/" (unquoted forward slash) as directory separator regardless of the platform's native separator.
* Paths shall also include at least one forward slash ("game.bin" is an invalid path, use "./game.bin" instead).
* Other than the directory separator, cores shall not make assumptions about path format:

20
retroarch.c
View File

@ -2563,10 +2563,13 @@ void runloop_msg_queue_push(const char *msg,
enum message_queue_icon icon, enum message_queue_category category)
{
runloop_ctx_msg_info_t msg_info;
#if defined(HAVE_MENU) && defined(HAVE_MENU_WIDGETS)
/* People have 60FPS in mind when they use runloop_msg_queue_push */
if (video_driver_has_widgets() && menu_widgets_msg_queue_push(msg, duration / 60 * 1000, title, icon, category, prio, flush))
float target_hz = 0.0;
rarch_environment_cb(RETRO_ENVIRONMENT_GET_TARGET_REFRESH_RATE, &target_hz);
if (video_driver_has_widgets() && menu_widgets_msg_queue_push(msg,
duration / target_hz * 1000, title, icon, category, prio, flush))
return;
#endif
@ -2895,12 +2898,19 @@ static enum runloop_state runloop_check_state(
/* Check double press if enabled */
if (trig_quit_key && settings->bools.quit_press_twice)
{
retro_time_t cur_time = cpu_features_get_time_usec();
retro_time_t cur_time;
float target_hz = 0.0;
rarch_environment_cb(RETRO_ENVIRONMENT_GET_TARGET_REFRESH_RATE, &target_hz);
cur_time = cpu_features_get_time_usec();
trig_quit_key = trig_quit_key && (cur_time - quit_key_time < QUIT_DELAY_USEC);
quit_key_time = cur_time;
if (!trig_quit_key)
runloop_msg_queue_push(msg_hash_to_str(MSG_PRESS_AGAIN_TO_QUIT), 1, QUIT_DELAY_USEC * 60 / 1000000, true, NULL, MESSAGE_QUEUE_ICON_DEFAULT, MESSAGE_QUEUE_CATEGORY_INFO);
runloop_msg_queue_push(msg_hash_to_str(MSG_PRESS_AGAIN_TO_QUIT), 1,
QUIT_DELAY_USEC * target_hz / 1000000,
true, NULL, MESSAGE_QUEUE_ICON_DEFAULT, MESSAGE_QUEUE_CATEGORY_INFO);
}
if (time_to_exit(trig_quit_key))