/// <summary>
/// Generate attraction force depending on a mover.
/// <summary>
/// <param name="mover">Mover instance</param>
/// <returns>Attraction force vector</returns>
public virtual Vector2 Attract(SimpleMover mover)
{
var force = GlobalPosition - mover.GlobalPosition;
var length = Mathf.Clamp(force.Length(), MinForce, MaxForce);
float strength = (Gravitation * Mass * mover.Mass) / (length * length);
return(force.Normalized() * strength);
}
/// <summary>
/// Generate attraction force depending on a mover.
/// <summary>
/// <param name="mover">Mover instance</param>
/// <returns>Attraction force vector</returns>
public override Vector2 Attract(SimpleMover mover)
{
return(-base.Attract(mover));
}