Draws a filled triangle. allegro game programming library.
#include <allegro.h>
void triangle(BITMAP *bmp, int x1, y1, x2, y2, x3, y3, int color);
Draws a filled triangle between the three points.
polygon(3alleg4), triangle3d(3alleg4), drawing_mode(3alleg4), makecol(3alleg4), ex3buf(3alleg4), exstars(3alleg4), exupdate(3alleg4)