Provided by: allegro4-doc_4.4.3.1-4.1build3_all 
      
    
NAME
       vline - Draws a vertical line onto the bitmap. Allegro game programming library.
SYNOPSIS
       #include <allegro.h>
       void vline(BITMAP *bmp, int x, int y1, int y2, int color);
DESCRIPTION
       Draws a vertical line onto the bitmap, from point (x, y1) to (x, y2).
       Note:  vline()  is  implemented  as  an  alias  to  another function.  See ALLEGRO_NO_VHLINE_ALIAS in the
       `Differences between platforms' section for details.
SEE ALSO
       hline(3alleg4),    line(3alleg4),     drawing_mode(3alleg4),     makecol(3alleg4),     exrgbhsv(3alleg4),
       exscroll(3alleg4), extruec(3alleg4)
Allegro                                           version 4.4.3                                   vline(3alleg4)