public void Reposition()
{
X = (int)Utilities.Math.Rand(widthConstraint);
Y = (int)Utilities.Math.Rand(heightConstraint);
Position = new Vector(X, Y);
Repositioned = true;
}
// returns positive if v2 is clockwise of v1, minus if anticlockwise
public int Signify(Vector v1, Vector v2)
{
var result = (v1.Y*v2.X > v2.X*v2.Y ? 1 : -1);
return result;
}
// calculates the dot product
public double Dotify(Vector v1, Vector v2)
{
var result = v1.X*v2.X + v1.Y*v2.Y;
return result;
}