DOKK / manpages / debian 10 / allegro5-doc / al_get_display_refresh_rate.3alleg5.en
al_get_display_refresh_rate(3alleg5) al_get_display_refresh_rate(3alleg5)

al_get_display_refresh_rate - Allegro 5 API

#include <allegro5/allegro.h>
int al_get_display_refresh_rate(ALLEGRO_DISPLAY *display)
    

Gets the refresh rate of the display.

al_set_new_display_refresh_rate(3alleg5)

Allegro reference manual