void Start()
 {
     BranchNode._debug_prisePrefab = _debug_prisePrefab;
     _startNode = new BranchNode(transform.position, 10);
     _startNode.ResetRays();
     StartCoroutine(Grow(_startNode));
 }
 void Start()
 {
     BranchNode._debug_prisePrefab = _debug_prisePrefab;
     _startNode = new BranchNode(transform.position, 10);
     _startNode.ResetRays();
     StartCoroutine(Grow(_startNode));
 }