void OnDrawGizmosSelected()
{
if (transform.childCount < 2)
{
return;
}
Vector3 current = transform.GetComponentInChildren <AIDestination>().transform.position;
Gizmos.color = new Color(0.8f, 0.4f, 0);
foreach (Transform item in transform)
{
if (!item.gameObject.activeSelf)
{
continue;
}
AIDestination dest = item.GetComponent <AIDestination>();
if (!dest)
{
continue;
}
Gizmos.DrawLine(current, item.position);
current = item.position;
}
if (closedCircut)
{
Gizmos.DrawLine(current, transform.GetComponentInChildren <AIDestination>().transform.position);
}
}
public void AddWaypoint(AIDestination waypoint, Vector3 localPosition, int index = -1)
{
waypoint.transform.parent = transform;
if (index > -1)
{
waypoint.transform.SetSiblingIndex(index);
}
if (!waypoints.Contains(waypoint))
{
waypoints.Add(waypoint);
}
waypoint.transform.localPosition = localPosition;
}
void DestinationMoved(Event e)
{
AIDestination destination = (AIDestination)e.data;
if (!destination)
{
return;
}
if (current != destination)
{
return;
}
brain.SetDestination(current.position);
}
public AIDestination GetPreviousWaypoint(AIDestination current)
{
int idx = waypoints.FindIndex(item => item == current);
if (idx < 0)
{
return(GetLastWaypoint());
}
if (idx - 1 < 0 && closedCircut)
{
return(GetLastWaypoint());
}
else if (idx - 1 < 0 && !closedCircut)
{
return(GetFirstWaypoint());
}
return(waypoints[idx - 1]);
}
public AIDestination GetNextWaypoint(AIDestination current)
{
int idx = waypoints.FindIndex(item => item == current);
if (idx < 0)
{
return(GetFirstWaypoint());
}
if (idx + 1 >= waypoints.Count && closedCircut)
{
return(GetFirstWaypoint());
}
else if (idx + 1 >= waypoints.Count && !closedCircut)
{
return(GetLastWaypoint());
}
return(waypoints[idx + 1]);
}
void NextWaypoint(Event e)
{
// If the new destination is the same as the current don't continue
// If there is no waypoint group set don't continue
if ((AIDestination)e.data != current || !waypointGroup)
{
return;
}
// Set an empty destination
AIDestination destination = null;
// If patrolling is enabled toggle directions if needed
if (patrol)
{
if (direction == TraverseDirection.Forward && current == waypointGroup.GetLastWaypoint())
{
direction = TraverseDirection.Backward;
}
else if (direction == TraverseDirection.Backward && current == waypointGroup.GetFirstWaypoint())
{
direction = TraverseDirection.Forward;
}
}
// If the direction is forward get the next waypoint
if (direction == TraverseDirection.Forward)
{
destination = waypointGroup.GetNextWaypoint(current);
}
// If the direction is backward get the previous waypoint
else if (direction == TraverseDirection.Backward)
{
destination = waypointGroup.GetPreviousWaypoint(current);
}
// If we have a destination set the new destination
if (destination != null)
{
current = destination;
brain.SetDestination(current.position);
}
}
public void DestroyWaypoint(AIDestination waypoint)
{
waypoints.Remove(waypoint);
Destroy(waypoint.gameObject);
}
public void RemoveWaypoint(AIDestination waypoint)
{
waypoints.Remove(waypoint);
waypoint.transform.parent = transform.root;
}
void Start()
{
if (!waypointGroup)
{
return;
}
waypointGroup.events.AddEventListener("AIDestinationMoved", DestinationMoved);
switch (startingWaypoint)
{
case StartType.First:
current = waypointGroup.GetFirstWaypoint();
break;
case StartType.Last:
current = waypointGroup.GetLastWaypoint();
break;
case StartType.Random:
current = waypointGroup.GetRandomWaypoint();
break;
case StartType.RoundRobin:
current = waypointGroup.GetNextWaypoint(roundRobinLastLocation);
roundRobinLastLocation = current;
break;
case StartType.ClosestByAir:
current = waypointGroup.GetClosestByAir(brain);
break;
case StartType.FurthestByAir:
current = waypointGroup.GetFurthestByAir(brain);
break;
case StartType.ClosestByGround:
current = waypointGroup.GetClosestByGround(brain);
break;
case StartType.FurthestByGround:
current = waypointGroup.GetFurthestByGround(brain);
break;
case StartType.Weighted:
current = waypointGroup.GetWeightedWaypoint();
break;
case StartType.LeastTraffic:
current = waypointGroup.GetLeastTrafficWaypoint();
break;
case StartType.MostTraffic:
current = waypointGroup.GetMostTrafficWaypoint();
break;
case StartType.Specific:
if (specificStartLocation)
{
current = specificStartLocation;
}
else
{
current = waypointGroup.GetFirstWaypoint();
}
break;
default:
current = waypointGroup.GetFirstWaypoint();
break;
}
brain.SetDestination(current.position);
}
