public void __Init(E_GroundType _type, bool _isAvailable)
 {
     type        = _type;
     isAvailable = _isAvailable;
 }
 public void Clear()
 {
     type        = E_GroundType.None;
     isAvailable = false;
 }
 public GroundInformation(E_GroundType _type, bool _isAvailable)
 {
     type        = _type;
     isAvailable = _isAvailable;
 }