double dist(Pt p) const {
if (between(s, e, p)) {
// printf("%lf %lf\n", cross(s, e, p), s.dist(e));
return fabs(cross(s, e, p))/s.dist(e);
}
return min(s.dist(p), e.dist(p));
}
double computeDistances (const Pt& cg, const Pt& p1, const Pt& p2, const Pt& p3, double w1, double w2, double w3)
{
double dist1 = p1.dist(cg);
double dist2 = p2.dist(cg);
double dist3 = p3.dist(cg);
dist1 *= w1;
dist2 *= w2;
dist3 *= w3;
double result = dist1 + dist2 + dist3;
return result;
}