public SpaceParticle(Coordinate topLeftPosition, Coordinate speed, string collisionGroupString, char[,] body)
     : base(topLeftPosition, speed, InitHealth, InitDamage, collisionGroupString, body)
 {
 }
 public Stealth(Coordinate topLeftPosition, Coordinate speed, string collisionGroupString, char[,] body)
     : base(topLeftPosition, speed, InitHealth, InitDamage, collisionGroupString, InitShootingPointRow, InitShootingPointCol, InitShootingTicks, body)
 {
 }
 public GameObject(Coordinate topLeftPosition, char[,] body)
 {
     this.TopLeftPosition = topLeftPosition;
     this.Body = body;
 }