bool CheckConditionFor(Blackboard blackboard, object item)
{
object old_val = null;
if (blackboard.Contains(VariableName))
{
old_val = blackboard.Get <object>(VariableName);
}
blackboard.Set(VariableName, item);
bool can_run = Child.CheckCondition(blackboard);
// Restore old blackboard value
if (old_val != null)
{
blackboard.Set(VariableName, old_val);
}
return(can_run);
}
protected override Status Update(Blackboard blackboard)
{
if (blackboard.Contains(Destination))
{
return(Status.Success);
}
if (Func != null)
{
blackboard.Set(Destination, Func());
}
else if (Value != null)
{
blackboard.Set(Destination, Value.GetValue(blackboard));
}
else
{
blackboard.Set(Destination, FuncBlackboard(blackboard));
}
return(Status.Success);
}
public override bool CheckCondition(Blackboard blackboard)
{
int test_index = 0;
while (true)
{
if (test_index >= currentList.Count)
{
return(false);
}
object old_val = null;
if (blackboard.Contains("current"))
{
old_val = blackboard.Get <object>("current");
}
blackboard.Set("current", currentList[test_index]);
bool can_run = Child.CheckCondition(blackboard);
if (!can_run)
{
test_index++;
}
// Restore old blackboard value
if (old_val != null)
{
blackboard.Set("current", old_val);
}
if (can_run)
{
return(true);
}
}
}
public bool IsSet(Blackboard bb)
{
return(bb.Contains(Name) && Get(bb) != null);
}