a->y = b.y - c.y;
}
-void addPt(Point * c, Point a, Point b)
+void addpt(Point * c, Point a, Point b)
{
c->x = a.x + b.x;
c->y = a.y + b.y;
extern void geominit(void);
extern double dist_2(Point *, Point *); /* Distance squared between two points */
extern void subpt(Point * a, Point b, Point c);
- extern void addPt(Point * a, Point b, Point c);
+ extern void addpt(Point * a, Point b, Point c);
extern double area_2(Point a, Point b, Point c);
extern int leftOf(Point a, Point b, Point c);
extern int intersection(Point a, Point b, Point c, Point d, Point * p);