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virtual_h(3)

VIRTUAL_W, VIRTUAL_H – Global define to obtain the virtual size of the screen. Allegro game programming library.

Synopsis

#include <allegro.h>

#define VIRTUAL_W;

#define VIRTUAL_H;

Description

Global defines that return the width and height of the virtual screen, or zero if the screen has not been initialised yet. Example:

 char buf[100];
 ...
 uszprintf(buf, sizeof(buf),
 "The virtual screen size is %d x %d pixels",
 SCREEN_W, SCREEN_H);

See Also

screen(3), set_gfx_mode(3), SCREEN_W(3), SCREEN_H(3)