private bool isPatrollingBackwards = false; //flips when bot reaches end of patrol path and heads back
// Use this for initialization
void Start()
{
transform.position = patrol.path[0].transform.position;
destination = patrol.path[1];
playerFollowCountDown = playerFollowTime;
lastKnownPosition = Vector3.zero;
}
// Use this for initialization
void Start()
{
transform.position = patrol.path[0].transform.position;
destination = patrol.path[1];
spotlight = GetComponent <Collider2D>();
playerFollowCountDown = playerFollowTime;
lastKnownPosition = Vector3.zero;
}
//check destination, swap if necessary
void checkDestinationAgainstPatrol()
{
//TODO: make this clean
if ((transform.position - destination.transform.position).magnitude <= 0.1f)
{
//reached destination node, set next one
if (!isPatrollingBackwards) //moving forwards through path
{
if (destinationIndex + 1 < patrol.path.Count) //there are more nodes ahead
{
PatrolPathNode nextNode = patrol.path[destinationIndex + 1];
destination = nextNode;
destinationIndex++;
}
else //no more nodes in this direction, start moving the other way
{
isPatrollingBackwards = true;
if (destinationIndex - 1 >= 0) //there are nodes behind this one
{
PatrolPathNode nextNode = patrol.path[destinationIndex - 1];
destination = nextNode;
destinationIndex--;
gameObject.GetComponent <SpriteRenderer>().flipX ^= true; //bitwise OR--flips value
}
// else { //only one node in this patrol
// //stay where we are (this isn't desired and will probably break,
// //but i'm not testing this because deadlines)
// }
}
}
else //moving backwards through path -- same logic as above but reversed
{
if (destinationIndex - 1 >= 0)
{
PatrolPathNode nextNode = patrol.path[destinationIndex - 1];
destination = nextNode;
destinationIndex--;
}
else
{
isPatrollingBackwards = false;
if (destinationIndex + 1 < patrol.path.Count)
{
PatrolPathNode nextNode = patrol.path[destinationIndex + 1];
destination = nextNode;
destinationIndex++;
gameObject.GetComponent <SpriteRenderer>().flipX ^= true; //bitwise OR--flips value
}
}
}
}
}
void OnEnable()
{
// try to get path nodes in the child objects
nodePath.Clear();
path.Clear();
foreach (Transform child in transform)
{
PatrolPathNode pn = child.GetComponent <PatrolPathNode> ();
if (pn)
{
nodePath.Add(pn);
path.Add(child.position);
}
}
}
public bool Equals(PatrolPathNode other)
{
return(this.GetInstanceID() == other.GetInstanceID());
}
