Provided by: allegro5-doc_5.2.10.1+dfsg-1build1_all 

NAME
al_get_monitor_info - Allegro 5 API
SYNOPSIS
#include <allegro5/allegro.h>
bool al_get_monitor_info(int adapter, ALLEGRO_MONITOR_INFO *info)
DESCRIPTION
Get information about a monitor’s position on the desktop. adapter is a number from 0 to
al_get_num_video_adapters()-1.
On Windows, use al_set_new_display_flags(3alleg5) to switch between Direct3D and OpenGL backends, which
will often have different adapters available.
Returns true on success, false on failure.
SEE ALSO
ALLEGRO_MONITOR_INFO(3alleg5), al_get_num_video_adapters(3alleg5)
Allegro reference manual al_get_monitor_info(3alleg5)