public MonsterConnectedWaypoints NextWaypoint(MonsterConnectedWaypoints previousWaypoint)
{
if (connections.Count == 0)
{
//No waypoints? Return null and complain.
Debug.LogError("Insufficient waypoint count.");
return(null);
}
else if (connections.Count == 1 && connections.Contains(previousWaypoint))
{
//Only one waypoint and it's the previous one? Just use that.
return(previousWaypoint);
}
else
{
MonsterConnectedWaypoints nextWaypoint;
int nextIndex = 0;
do
{
nextIndex = UnityEngine.Random.Range(0, connections.Count);
nextWaypoint = connections[nextIndex];
} while (nextWaypoint == previousWaypoint);
return(nextWaypoint);
}
}
private void SetDestination()
{
if (waypointsVisited > 0)
{
MonsterConnectedWaypoints nextWaypoint = currentWaypoint.NextWaypoint(previousWaypoint);
previousWaypoint = currentWaypoint;
currentWaypoint = nextWaypoint;
}
Vector3 targetVector = currentWaypoint.transform.position;
navMeshAgent.SetDestination(targetVector);
traveling = true;
}
// Start is called before the first frame update
public void Start()
{
//Grab all waypoint objects in scene.
GameObject[] allWaypoints = GameObject.FindGameObjectsWithTag("Waypoint");
//Create a list of waypoints I can refer to later.
connections = new List <MonsterConnectedWaypoints>();
//Check if they're a connected waypoint.
for (int i = 0; i < allWaypoints.Length; i++)
{
MonsterConnectedWaypoints nextWaypoint = allWaypoints[i].GetComponent <MonsterConnectedWaypoints>();
//i.e. we found a waypoint.
if (nextWaypoint != null)
{
if (Vector3.Distance(this.transform.position, nextWaypoint.transform.position) <= connectivityRadius && nextWaypoint != this)
{
connections.Add(nextWaypoint);
}
}
}
}
// Start is called before the first frame update
void Start()
{
navMeshAgent = GetComponent <NavMeshAgent>();
if (navMeshAgent == null)
{
Debug.Log("The navmesh agent component is not attached to " + gameObject.name);
}
else
{
if (currentWaypoint == null)
{
GameObject[] allWaypoints = GameObject.FindGameObjectsWithTag("Waypoint");
if (allWaypoints.Length > 0)
{
while (currentWaypoint == null)
{
int random = UnityEngine.Random.Range(0, allWaypoints.Length);
MonsterConnectedWaypoints startingWaypoint = allWaypoints[random].GetComponent <MonsterConnectedWaypoints>();
//i.e. we found a waypoint.
if (startingWaypoint != null)
{
currentWaypoint = startingWaypoint;
}
}
}
else
{
Debug.LogError("Failed to find any waypoints for use in the scene.");
}
}
SetDestination();
}
}