// Start is called before the first frame update
void Start()
{
navMeshAgent = GetComponent <NavMeshAgent>();
if (navMeshAgent == null)
{
Debug.Log("navMeshAgent has not been assigned object");
}
else
{
if (currentNode == null)
{
GameObject[] allNodes = GameObject.FindGameObjectsWithTag("Node");
if (allNodes.Length > 0)
{
while (currentNode == null)
{
int random = Random.Range(0, allNodes.Length);
ProximityNode startNode = allNodes[random].GetComponent <ProximityNode>();
if (startNode != null)
{
currentNode = startNode;
}
}
}
}
}
setDestination();
}
private void setDestination()
{
if (nodesVisited > 0)
{
ProximityNode nextNode = currentNode.calculateNextNode(previousNode);
previousNode = currentNode;
currentNode = nextNode;
}
Vector3 targetDestination = currentNode.transform.position;
navMeshAgent.SetDestination(targetDestination);
onRoute = true;
}
private void Start()
{
//SphereOverlap later
GameObject[] allNodes = GameObject.FindGameObjectsWithTag("Node");
foreach (var n in allNodes)
{
ProximityNode nextNode = n.GetComponent <ProximityNode>();
if (nextNode != null)
{
if (Vector3.Distance(this.transform.position, nextNode.transform.position) <= proximityRadius && nextNode != this)
{
nodes.Add(nextNode);
}
}
}
}
// private readonly Vector3 nodeWireframeSize = new Vector3(2f, 2f, 2f);
// void OnDrawGizmos()
// {
// Vector3 pos = transform.position;
//
// Gizmos.color = Color.cyan;
// Gizmos.DrawWireSphere(pos, 2f);
//
// Gizmos.color = Color.green;
// Gizmos.DrawWireSphere(pos, proximityRadius);
// }
public ProximityNode calculateNextNode(ProximityNode previousNode)
{
if (nodes.Count == 0)
{
Debug.Log("No nodes within proximity radius");
return(null);
}
else if (nodes.Count == 1 && nodes.Contains(previousNode))
{
return(previousNode);
}
else
{
ProximityNode nextNode;
do
{
int n = UnityEngine.Random.Range(0, nodes.Count);
nextNode = nodes[n];
} while (nextNode == previousNode);
return(nextNode);
}
}
