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.TH "al_get_num_video_adapters" "3alleg5" "" "Allegro reference manual" ""
.hy
.SH NAME
.PP
al_get_num_video_adapters - Allegro 5 API
.SH SYNOPSIS
.IP
.nf
\f[C]
#include <allegro5/allegro.h>

int al_get_num_video_adapters(void)
\f[R]
.fi
.SH DESCRIPTION
.PP
Get the number of video \[lq]adapters\[rq] attached to the computer.
Each video card attached to the computer counts as one or more adapters.
An adapter is thus really a video port that can have a monitor connected
to it.
.PP
On Windows, use al_set_new_display_flags(3alleg5) to switch between
Direct3D and OpenGL backends, which will often have different adapters
available.
.SH SEE ALSO
.PP
al_get_monitor_info(3alleg5)