敌人ai自动寻路时在导航点前停住，导致后面的导航都失败，unity版本是2017.1.1p4，运行网盘里的项目代码敌人的自动寻路也是有问题的

EnemyAnimation

using UnityEngine;
using System.Collections;
using UnityEngine.AI;

public class EnemyAnimation : MonoBehaviour
{

    public float speedDampTime = 0.3f;
    public float anglarSpeedDampTime = 0.3f;

    private NavMeshAgent navAgent;

    private Animator anim;


    void Awake()
    {
        navAgent = this.GetComponent<NavMeshAgent>();
        anim = this.GetComponent<Animator>();

    }

    // Use this for initialization
    void Start()
    {

    }

    // Update is called once per frame
    void Update()
    {

        if (navAgent.desiredVelocity == Vector3.zero)
        {
            anim.SetFloat("Speed", 0, speedDampTime, Time.deltaTime);
            anim.SetFloat("AnglarSpeed", 0, anglarSpeedDampTime, Time.deltaTime);

        }
        else
        {

            float angle = Vector3.Angle(transform.forward, navAgent.desiredVelocity);
            float angleRad = 0f;
            if (angle > 90)
            {
                anim.SetFloat("Speed", 0, speedDampTime, Time.deltaTime);
            }
            else
            {
                Vector3 projection = Vector3.Project(navAgent.desiredVelocity, transform.forward);
                anim.SetFloat("Speed", projection.magnitude, speedDampTime, Time.deltaTime);
            }
            angleRad = angle * Mathf.Deg2Rad;

            Vector3 crossRes = Vector3.Cross(transform.forward, navAgent.desiredVelocity);
            if (crossRes.y < 0)
            {
                angleRad = -angleRad;
            }

            anim.SetFloat("AnglarSpeed", angleRad, anglarSpeedDampTime, Time.deltaTime);

        }

       

    }
}

EnemyMoveAI

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.AI;

public class EnemyMoveAI : MonoBehaviour {

    public Transform[] wayPoints;
    public float patrolTime = 3f;
    private float patrolTimer = 0;
    private int index = 0;
    private NavMeshAgent navAgent;
     void Awake()
    {
        navAgent = this.GetComponent<NavMeshAgent>();
        navAgent.destination = wayPoints[index].position;
        navAgent.updatePosition = false;
        navAgent.updateRotation = false;

    }
   
     void Update()
    {
        patrolling();
    }
    private void patrolling()
    {
        if (!navAgent.pathPending && navAgent.remainingDistance < 0.5f)
        {
            
            patrolTimer += Time.deltaTime;
            if (patrolTimer>patrolTime)
            {
                index++;
                index %= 4;
              
                navAgent.destination = wayPoints[index].position;
                navAgent.updatePosition = false;
                navAgent.updateRotation = false;
                patrolTimer =0;
            }
        }
    }
}

运行截图