public Vector2D(Vector2F copy)
{
x = copy.x; y = copy.y;
}
public float Project(Vector2F p)
{
return((p - Center).Dot(Direction));
}
void update_from_endpoints(Vector2F p0, Vector2F p1)
{
Center = 0.5f * (p0 + p1);
Direction = p1 - p0;
Extent = 0.5f * Direction.Normalize();
}
public Segment2f(Vector2F center, Vector2F direction, float extent)
{
Center = center; Direction = direction; Extent = extent;
}