public static TBTActionPrioritizedSelector GetBehaviorTree()
{
if (m_BehaviorTreeNode == null)
{
// 父节点
m_BehaviorTreeNode = new TBTActionPrioritizedSelector();
// 设置idle节点
var setUnitIdleNode = new NOD_SetUnitIdle();
// 转向节点
var turnToSelectorNode = new TBTActionPrioritizedSelector();
turnToSelectorNode.SetPrecondition(new CON_IsAngleNeedTurnTo());
turnToSelectorNode.AddChild(new NOD_TurnTo()); //todo can turn to
turnToSelectorNode.AddChild(setUnitIdleNode);
// 追逐节点
var moveToSelectorNode = new TBTActionPrioritizedSelector();
moveToSelectorNode.SetPrecondition(new CON_IsInRange());
moveToSelectorNode.AddChild(new NOD_MoveTo()); //todo can Move to
moveToSelectorNode.AddChild(setUnitIdleNode);
// ①追逐
TBTAction chaseSelectorNode = new TBTActionPrioritizedSelector().SetPrecondition(new CON_IsChaseRequest());
chaseSelectorNode.AddChild(turnToSelectorNode);
chaseSelectorNode.AddChild(moveToSelectorNode);
// ②自动战斗节点构建
// 转向和追逐并行
var abilityTurnMoveToParallelNode = new TBTActionParallel();
// 技能转向节点
TBTPreconditionAND abilityTurnCondition = new TBTPreconditionAND(new CON_IsAbilityNeedTurnTo(), new CON_IsAngleNeedTurnTo());
abilityTurnMoveToParallelNode.AddChild(new NOD_TurnTo().SetPrecondition(abilityTurnCondition));
// 技能追逐节点
TBTPreconditionNOT abilityMoveCondition = new TBTPreconditionNOT(new CON_IsInAbilityRange());
abilityTurnMoveToParallelNode.AddChild(new NOD_MoveTo().SetPrecondition(abilityMoveCondition));
abilityTurnMoveToParallelNode.SetEvaluationRelationship(TBTActionParallel.ECHILDREN_RELATIONSHIP.OR);
// 技能施法节点
var castAbilitySelectorNode = new TBTActionPrioritizedSelector();
castAbilitySelectorNode.SetPrecondition(new CON_CanCastAbility());
castAbilitySelectorNode.AddChild(new NOD_CastAbility());
castAbilitySelectorNode.AddChild(setUnitIdleNode);
var autoCastAbilityNode = new TBTActionPrioritizedSelector().SetPrecondition(new CON_IsAutoCastAbilityRequest());
// 转向、移动、施法
autoCastAbilityNode.AddChild(abilityTurnMoveToParallelNode);
autoCastAbilityNode.AddChild(castAbilitySelectorNode);
/// 开始构造树
m_BehaviorTreeNode.AddChild(chaseSelectorNode);
m_BehaviorTreeNode.AddChild(autoCastAbilityNode);
}
return(m_BehaviorTreeNode);
}
public static TBTActionPrioritizedSelector GetDecisionTree()
{
if (m_DecisionTree == null)
{
m_DecisionTree = new TBTActionPrioritizedSelector();
m_DecisionTree.SetPrecondition(new CON_CanUpdateRequest());
m_DecisionTree.AddChild(new NOD_UpdateRequest());
}
return(m_DecisionTree);
}
/// <summary>
/// 行为树
/// </summary>
//private static TBTAction _BevTree;
static public TBTAction GetBehaviourTree()
{
//if (_BevTree != null)
//{
// return _BevTree;
//}
var _BevTree = new TBTActionPrioritizedSelector();
_BevTree.AddChild(new NodeChase())
.AddChild(new NodeWander());
return _BevTree;
}