//管理目标位置，有比较的话需要对这个目标进行变更
private bool HandleNormalPlanning(bool hasNewGoal)
{
if (hasNewGoal || !mGoalInRange && theAgent.IsNear(theAgent.desiredPosition.point, mTarget.point))
{
//在不变更移动计划的时候，看看能不能走
if (!SetLocalTarget())
{
if (theAgent.PlanPath(theAgent.desiredPosition, theAgent.plannerGoal) <= 0)
{
Debug.LogError(string.Format("{0}: Path replan failed. Position: {1}, Goal: {2}"
, theAgent.transform.name, theAgent.desiredPosition.ToString(), theAgent.plannerGoal.ToString()));
return(false);
}
return(SetLocalTarget());
}
}
else if (mGoalInRange)
{
//这个方法根据CritterAI原有的架构来做的，由于这个部分已经被魔改，所以此处可能需要很慎重处理
if (mAtGoalState == StateNormal)
{
if (Vector3Util.IsInRange(theAgent.desiredPosition.point
, theAgent.plannerGoal.point, 0.12f, theAgent.heightTolerence))
{
mAtGoalState = StateInRange;
theAgent.RemoveFromCrowd();
CrowdAgentParams config = theAgent.crowdConfig;
config.maxSpeed = 0;
theAgent.crowdAgent = theAgent.navGroup.crowd.AddAgent(theAgent.plannerGoal.point, config);
theAgent.flags &= ~NavFlag.CrowdConfigUpdated;
}
}
}
return(true);
}
//这里其实算是第二次寻路，为了填充路点坐标的信息
//如果这次寻路失败了，那么也认为没有路
private bool SetPathInformation(NavmeshPoint pos, NavmeshPoint goal)
{
//simplemove模式的路点信息存也到了navAgent的corridor里面
//mNavAgent.corridor.Corners
//theAgent.SetPathAssets(true);
//下面这些代码的循序非常重要，一定要先算planpath然后是straightpath然后再判断是否返回
if (theAgent.PlanPath(pos, goal) <= 0)
{
return(false);
}
theAgent.path.BuildStraightPath(pos, goal, theAgent.navGroup.query);
//如果这路径是脏的，就认为需要重新寻路
if (theAgent.path.isDirty)
{
theAgent.path.isDirty = false;
return(false);
}
return(true);
}