.\" Generated by the Allegro makedoc utility .TH VIRTUAL_W 3alleg4 "version 4.4.3" "Allegro" "Allegro manual" .SH NAME VIRTUAL_W, VIRTUAL_H \- Global define to obtain the virtual size of the screen. Allegro game programming library.\& .SH SYNOPSIS .B #include .sp .B #define VIRTUAL_W; .B #define VIRTUAL_H; .SH DESCRIPTION Global defines that return the width and height of the virtual screen, or zero if the screen has not been initialised yet. Example: .nf char buf[100]; ... uszprintf(buf, sizeof(buf), "The virtual screen size is %d x %d pixels", SCREEN_W, SCREEN_H); .fi .SH SEE ALSO .BR screen (3alleg4), .BR set_gfx_mode (3alleg4), .BR SCREEN_W (3alleg4), .BR SCREEN_H (3alleg4)