/// <summary>
/// 设置新路径
/// </summary>
public void SetPath(Queue <Coord> path)
{
//从path的副本中设置路径，防止外界的修改
if (path != null)
{
this.PathQueue = new Queue <Coord>(path);
}
if (ExistPath)
{
TargetPos = PathQueue.Peek();
StartPos = PathQueue.Peek();
EndTargetPos = PathQueue.ElementAt(PathQueue.Count - 1);
if (this.PathQueue.Count < 2)
{
EndDrection = Direction.No;
}
else
{
EndDrection = (EndTargetPos - this.PathQueue.ElementAt(this.PathQueue.Count - 2)).GetDirection;
}
}
else
{
TargetPos = Coord.Empty;
StartPos = Coord.Empty;
EndTargetPos = Coord.Empty;
EndDrection = Direction.No;
}
}
void Start()
{
if (PathCache == null)
{
PathCache = new Queue <Vector3>();
}
if (PathQueue.Count > 0)
{
TargetNode = PathQueue.Dequeue();
StartPosition = TargetNode;
}
else
{
Debug.Log("PathQueue is empty");
}
}
void ReachedGoal(Action goalAction)
{
if (goalAction != null)
{
goalAction();
Debug.Log("Performed Goal Action");
}
else
{
Debug.Log("Goal actions is empty");
}
foreach (Vector3 node in PathCache)
{
PathQueue.Enqueue(node);
}
this.transform.position = StartPosition;
this.gameObject.SetActive(false);
}
// Update is called once per frame
void Update()
{
Vector3 dir = TargetNode - transform.position;
dir.Normalize();
transform.Translate(dir * Time.deltaTime * CurrentCreep.MovementSpeed);
if (Vector3.Distance(transform.position, TargetNode) < NodeMargin)
{
Debug.Log("Creep reached target node");
if (PathQueue.Count > 0)
{
PathCache.Enqueue(TargetNode);
TargetNode = PathQueue.Dequeue();
}
else
{
ReachedGoal(GoalAction);
}
}
}