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

public class Look : MonoBehaviour
{
    public Transform camera;
    public float speed;
    Vector3 dir;
    //public Transform[] point;//前后左右上下边界
    void Update()
    {
        dir = transform.position- camera.position;
        if (Input.GetKey(KeyCode.W))
        {
            transform.position += new Vector3(dir.x,0,dir.z)*Time.deltaTime*speed;
        }
        else if (Input.GetKey(KeyCode.S)) {
            transform.position += new Vector3(dir.x, 0, dir.z) * Time.deltaTime * speed *-1; 
        }
        if (Input.GetKey(KeyCode.A))
        {
            transform.position += new Vector3(-dir.z, 0, dir.x) * Time.deltaTime * speed;
        }
        else if (Input.GetKey(KeyCode.D)) {
            transform.position += new Vector3(-dir.z, 0, dir.x) * Time.deltaTime * speed * -1;
        }
        else if (Input.GetKey(KeyCode.Q)) {
            transform.position+=Vector3.up* Time.deltaTime * speed;
        }
        else if (Input.GetKey(KeyCode.E))
        {
            transform.position += Vector3.down * Time.deltaTime * speed;
        }
        if (Input.GetMouseButton(0))
        {
            transform.localEulerAngles += Vector3.up * Input.GetAxis("Mouse X");
            transform.localEulerAngles += Vector3.left * Input.GetAxis("Mouse Y");
        }
    }
}