public virtual void Close(Tick tick)
{
}
public virtual void Exit(Tick tick)
{
}
public virtual NodeStates Tick(Tick tick)
{
return(NodeStates.Error);
}
public virtual void Open(Tick tick)
{
}
public virtual void Enter(Tick tick)
{
}
public virtual NodeStates Execute(Tick tick)
{
return(NodeStates.Error);
}
public void Tick(GameObject target, Blackboard blackboard)
{
var tick = new Tick();
tick.target = target;
tick.blackboard = blackboard;
tick.tree = this;
/* TICK NODE */
this.root.Execute(tick);
/* CLOSE NODES FROM LAST TICK, IF NEEDED */
List <Node> lastOpenNodes;
lastOpenNodes = new List <Node>();
try
{
lastOpenNodes = (List <Node>)blackboard.Get((int)InternalKeys.OpenNodes, id).value;
}
catch (Exception) { }
var currOpenNodes = new List <Node>(tick.openNodes);
// does not close if it is still open in this tick
var start = 0;
int n = 0;
if (lastOpenNodes == null)
{
n = currOpenNodes.Count;
}
else
{
n = Math.Min(lastOpenNodes.Count, currOpenNodes.Count);
}
if (lastOpenNodes != null)
{
for (int i = 0; i < n; i++)
{
start = i + 1;
if ((Node)lastOpenNodes[i] != currOpenNodes[i])
{
break;
}
}
}
else
{
start = currOpenNodes.Count;
}
// close the nodes
if (lastOpenNodes != null)
{
for (var i = lastOpenNodes.Count - 1; i >= start; i--)
{
lastOpenNodes[i].Close(tick);
}
}
/* POPULATE BLACKBOARD */
blackboard.Set((int)InternalKeys.OpenNodes, currOpenNodes, id);
blackboard.Set((int)InternalKeys.NodeCount, tick.nodeCount, id);
}