.\" Automatically generated by Pandoc 2.9.2.1 .\" .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 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)