public virtual void Update()
{
// update my position
_position = SwinGame.AddVectors(_position, _velocity);
_velocity = SwinGame.AddVectors(_velocity, SwinGame.VectorTo(0, 0.05f));
// update hitbox
Point2D hitboxposition = new Point2D();
hitboxposition.X = _position.X + MyBitmap().Width / 2;
hitboxposition.Y = _position.Y + MyBitmap().Height / 2;
_hitBox = SwinGame.BitmapCircle(MyBitmap(), hitboxposition);
}
