using UnityEngine;

using System.Collections;

public class PlayerController : MonoBehaviour {

    private NavMeshAgent agent;

    void Start () {

        // 获取组件

        agent = GetComponent<NavMeshAgent>();

    }

    void Update () {

        //鼠标左键点击

        if(Input.GetMouseButtonDown())

        {

            Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);

            RaycastHit hit;

            if(Physics.Raycast(ray,out hit))

            {

                //判断点击的是否地形

                if (!hit.collider.name.Equals("Terrain"))

                    return;

                //点击位置坐标

                Vector3 point = hit.point;

                //转向

                transform.LookAt(new Vector3(point.x, transform.position.y, point.z));

                //设置寻路的目标点

                agent.SetDestination(point);

            }

        }

    }

}