private void JudgeException(object obj, string name)
{
if (obj == null)
{
DebugMsg.LogError("代理中" + name + "对象为空,请在代理子类中初始化该对象");
}
}
/// <summary>
/// 获取所有的子节点行为
/// </summary>
/// <param name="node"></param>
/// <returns></returns>
private List <IActionHandler <TAction> > GetSubHandlers(TreeNode <TAction> node)
{
var handlers = new List <IActionHandler <TAction> >();
if (node == null)
{
return(handlers);
}
//获取状态差异
var currkeys = node.CurrentState.GetValueDifferences(node.GoalState);
var map = agent.ActionManager.EffectsAndActionMap;
foreach (string key in currkeys)
{
if (map.ContainsKey(key))
{
foreach (var handler in map[key])
{
//筛选能够执行的动作
if (!handlers.Contains(handler) && handler.Action.Effects.Get(key) == node.GoalState.Get(key))
{
handlers.Add(handler);
}
}
}
else
{
DebugMsg.LogError("当前没有动作能够实现从当前状态切换到目标状态，无法实现的键值为：" + key);
}
}
//进行优先级排序
handlers = handlers.OrderByDescending(u => u.Action.Priority).ToList();
return(handlers);
}
public bool Get(string key)
{
if (!_dataTable.ContainsKey(key))
{
DebugMsg.LogError("state not contain the key:" + key);
return(false);
}
return(_dataTable[key]);
}
public IActionHandler <TAction> GetHandler(TAction actionLabel)
{
if (_actionHandlerDic.ContainsKey(actionLabel))
{
return(_actionHandlerDic[actionLabel]);
}
DebugMsg.LogError("Not add action name:" + actionLabel);
return(null);
}
public IGoal <TGoal> GetGoal(TGoal goalLabel)
{
if (_goalsDic.ContainsKey(goalLabel))
{
return(_goalsDic[goalLabel]);
}
DebugMsg.LogError("Not add goal name:" + goalLabel);
return(null);
}
/// <summary>
/// 获取动作数据
/// </summary>
/// <param name="actionLabel"></param>
/// <returns></returns>
public IActionHandler <TAction> GetActionHandler(TAction actionLabel)
{
IActionHandler <TAction> handler;
_actionHandlerDic.TryGetValue(actionLabel, out handler);
if (handler == null)
{
DebugMsg.LogError("action:" + actionLabel + " not init");
}
return(handler);
}
/// <summary>
/// 获取目标数据
/// </summary>
/// <param name="goalLabel"></param>
/// <returns></returns>
public IGoal <TGoal> GetGoal(TGoal goalLabel)
{
IGoal <TGoal> goal;
_goalsDic.TryGetValue(goalLabel, out goal);
if (goal == null)
{
DebugMsg.LogError("goal:" + goalLabel + " not init");
}
return(goal);
}
public TClass GetGameData <Tkey, TClass>(Tkey key) where Tkey : struct where TClass : class
{
TClass c = GetGameData(key) as TClass;
if (c == null)
{
DebugMsg.LogError("无法转换类型");
}
return(c);
}
public TValue GetGameDataValue <Tkey, TValue>(Tkey key) where Tkey : struct where TValue : struct
{
try
{
return((TValue)GetGameData(key));
}
catch (Exception)
{
DebugMsg.LogError("无法转换类型");
return(default(TValue));
}
}
public object GetGameData <Tkey>(Tkey key)
{
if (_gameData.ContainsKey(key.ToString()))
{
return(_gameData[key.ToString()]);
}
else
{
DebugMsg.LogError("can not find key name is " + key);
return(null);
}
}
//更新CurrentGoal对象
private void UpdateCurrentGoal()
{
CurrentGoal = FindGoal();
if (CurrentGoal != null)
{
DebugMsg.Log("CurrentGoal:" + CurrentGoal.Label.ToString());
}
else
{
DebugMsg.Log("CurrentGoal is null");
}
}
public void ExcuteNewState(TLabel newState)
{
if (!_stateDic.ContainsKey(newState))
{
DebugMsg.LogError("状态机内不包含此状态对象:" + newState);
return;
}
IFsmState <TLabel> state = _stateDic[newState];
state.Enter();
}
//判断是否有能够打断计划的动作执行
private void JudgeInterruptibleHandler()
{
foreach (var handler in _interruptibleHandlers)
{
if (handler.CanPerformAction())
{
DebugMsg.Log(handler.Label + "打断计划");
_agent.Performer.Interruptible();
break;
}
}
}
public void UpdateData()
{
DebugMsg.Log("----" + Label + "激活条件：" + ActiveCondition());
if (ActiveCondition())
{
_onActivate(this);
}
else
{
_onInactivate(this);
}
}
public void HandlerAction()
{
if (IsComplete)
{
_onComplete();
}
else
{
_currentActionHandler = _plan.Dequeue();
DebugMsg.Log("----当前执行动作:" + _currentActionHandler.Label);
_actionManager.ExcuteHandler(_currentActionHandler.Label);
}
}
private void ChangeValue(string key, bool value)
{
if (_onChange != null)
{
DebugMsg.Log("-----state值被改变了" + key + " " + value);
}
_dataTable[key] = value;
if (_onChange != null)
{
_onChange();
}
}
protected void AddGoal <UGoal>()
where UGoal : class, IGoal <TGoal>
{
UGoal goal = _pool.Spwan <UGoal>(_agent);
if (!_goalsDic.ContainsKey(goal.Label))
{
_goalsDic.Add(goal.Label, goal);
}
else
{
DebugMsg.LogError("发现具有相同目标的Goal，标签为：" + goal.Label);
}
}
protected void AddAction <THandler, UAction>() where THandler : class, IActionHandler <TAction> where UAction : class, IAction <TAction>
{
UAction action = _pool.Spwan <UAction>(_agent);
THandler handler = _pool.Spwan <THandler>(_agent, this, action);
if (!_actionHandlerDic.ContainsKey(handler.Label))
{
_actionHandlerDic.Add(handler.Label, handler);
}
else
{
DebugMsg.LogError("发现具有重复标签的Handler，标签为：" + handler.Label);
}
}
public virtual void ExcuteNewState(TAction label)
{
if (_actionHandlerDic.ContainsKey(label))
{
_actionFsm.ExcuteNewState(label);
}
else if (_actionStateHandlers.ContainsKey(label))
{
_actionStateFsm.ExcuteNewState(label);
}
else
{
DebugMsg.LogError("动作" + label + "不在当前动作缓存内");
}
}
protected async void OnComplete(float delayTime = 0)
{
if (ExcuteState == ActionExcuteState.EXIT)
{
return;
}
await Task.Delay(TimeSpan.FromSeconds(delayTime));
ExcuteState = ActionExcuteState.EXIT;
DebugMsg.Log("------设置" + Label + "影响");
if (Action.Effects != null)
{
SetAgentData(Action.Effects);
}
if (_onFinishAction != null)
{
_onFinishAction();
}
}
private void AddHandler(TAction label, Dictionary <TAction, IActionHandler <TAction> > dic)
{
var handler = _agent.Maps.GetActionHandler(label);
if (handler != null)
{
dic.Add(label, handler);
//这里写拉姆达表达式，是为了避免初始化的时候_onActionComplete还是null的
handler.AddFinishCallBack(() =>
{
DebugMsg.Log("动作完成： " + label);
_onActionComplete(label);
});
}
else
{
DebugMsg.LogError("映射文件中未找到对应Handler,标签为:" + label);
}
}
//执行新状态
public void ExcuteNewState(TLabel newState)
{
if (!_stateDic.ContainsKey(newState))
{
DebugMsg.LogError("状态机内不包含此状态对象:" + newState);
return;
}
_previousState = _currentState;
_currentState = _stateDic[newState];
if (_previousState != null)
{
_previousState.Exit();
}
if (_currentState != null)
{
_currentState.Enter();
}
}
public void Despawn <T>(T obj)
{
Type type = typeof(T);
if (_activeDic.ContainsKey(type))
{
if (_activeDic[type].Contains(obj))
{
_activeDic[type].Remove(obj);
_inactiveDic[type].Add(obj);
}
else
{
DebugMsg.LogError(type + "此对象不在当前活跃对象缓存中");
}
}
else
{
DebugMsg.LogError(type + "此类型不在当前活跃对象缓存中");
}
}
public IGoal <TGoal> FindGoal()
{
//查找优先级最大的那个
_activeGoals = _activeGoals.OrderByDescending(u => u.GetPriority()).ToList();
DebugMsg.Log("-----------active goal-----------");
foreach (IGoal <TGoal> goal in _activeGoals)
{
DebugMsg.Log(goal.Label + " 优先级：" + goal.GetPriority());
}
DebugMsg.Log("---------------------------------");
if (_activeGoals.Count > 0)
{
return(_activeGoals[0]);
}
else
{
return(null);
}
}
public Queue <IActionHandler <TAction> > BuildPlan(IGoal <TGoal> goal)
{
DebugMsg.Log("制定计划");
DebugMsg.Log("---------------当前代理状态------------");
DebugMsg.Log(_agent.AgentState.ToString());
DebugMsg.Log("---------------------------");
Queue <IActionHandler <TAction> > plan = new Queue <IActionHandler <TAction> >();
if (goal == null)
{
return(plan);
}
TreeNode <TAction> currentNode = Plan(goal);
if (currentNode == null)
{
plan.Enqueue(_agent.ActionManager.GetHandler(_agent.ActionManager.GetDefaultActionLabel()));
DebugMsg.LogError("当前节点为空，设置当前动作为默认动作");
return(plan);
}
while (currentNode.ID != TreeNode <TAction> .DEFAULT_ID)
{
plan.Enqueue(currentNode.ActionHandler);
currentNode = currentNode.ParentNode;
}
DebugMsg.Log("---------------最终生成计划------------");
foreach (IActionHandler <TAction> handler in plan)
{
DebugMsg.Log("计划项：" + handler.Label);
}
DebugMsg.Log("---------------当前代理状态------------");
DebugMsg.Log(_agent.AgentState.ToString());
DebugMsg.Log("---------------------------");
DebugMsg.Log("计划结束");
return(plan);
}
public TreeNode <TAction> Plan(IGoal <TGoal> goal)
{
Tree <TAction> tree = new Tree <TAction>();
//初始化树的头节点
TreeNode <TAction> topNode = CreateTopNode(tree, goal);
TreeNode <TAction> cheapestNode = null;
TreeNode <TAction> currentNode = topNode;
TreeNode <TAction> subNode = null;
while (!IsEnd(currentNode))
{
//获取所有的子行为
List <IActionHandler <TAction> > handlers = GetSubHandlers(currentNode);
DebugMsg.Log("---------------currentNode:" + currentNode.ID + "-----------------");
foreach (IActionHandler <TAction> handler in handlers)
{
DebugMsg.Log("计划子行为:" + handler.Label + " 优先级：" + handler.Action.Priority);
}
DebugMsg.Log("--------------------------------");
foreach (IActionHandler <TAction> handler in handlers)
{
subNode = tree.CreateNode(handler);
SetNodeState(currentNode, subNode);
subNode.Cost = GetCost(subNode);
subNode.ParentNode = currentNode;
cheapestNode = GetCheapestNode(subNode, cheapestNode);
}
currentNode = cheapestNode;
cheapestNode = null;
}
return(currentNode);
}
public void UpdateData()
{
DebugMsg.Log("GoalManager UpdateData");
UpdateGoals();
UpdateCurrentGoal();
}