测试项目的时候经常用到的控制摄像头运动，简单的移动转向

using System.Collections;using System.Collections.Generic;using UnityEngine;public class Controller : MonoBehaviour {    private GameObject gameObject;    float x1;    float x2;    float x3;    float x4;    void Start()    {        gameObject = GameObject.Find("Main Camera");        // Make the rigid body not change rotation          if (GetComponent
    
     ())            GetComponent
     
      ().freezeRotation = true;    }    // Update is called once per frame      void Update()    {        //空格键抬升高度          if (Input.GetKey(KeyCode.Space))        {            transform.position = new Vector3(transform.position.x, transform.position.y + 1, transform.position.z);        }        //w键前进          if (Input.GetKey(KeyCode.W))        {            this.gameObject.transform.Translate(new Vector3(0, 0, 50 * Time.deltaTime));        }        //s键后退          if (Input.GetKey(KeyCode.S))        {            this.gameObject.transform.Translate(new Vector3(0, 0, -50 * Time.deltaTime));        }        //a键后退          if (Input.GetKey(KeyCode.A))        {            this.gameObject.transform.Translate(new Vector3(-10, 0, 0 * Time.deltaTime));        }        //d键后退          if (Input.GetKey(KeyCode.D))        {            this.gameObject.transform.Translate(new Vector3(10, 0, 0 * Time.deltaTime));        }        if(Input.GetKey(KeyCode.Mouse0))        {            if (axes == RotationAxes.MouseXAndY)            {                float rotationX = transform.localEulerAngles.y + Input.GetAxis("Mouse X") * sensitivityX;                rotationY += Input.GetAxis("Mouse Y") * sensitivityY;                rotationY = Mathf.Clamp(rotationY, minimumY, maximumY);                transform.localEulerAngles = new Vector3(-rotationY, rotationX, 0);            }            else if (axes == RotationAxes.MouseX)            {                transform.Rotate(0, Input.GetAxis("Mouse X") * sensitivityX, 0);            }            else            {                rotationY += Input.GetAxis("Mouse Y") * sensitivityY;                rotationY = Mathf.Clamp(rotationY, minimumY, maximumY);                transform.localEulerAngles = new Vector3(-rotationY, transform.localEulerAngles.y, 0);            }        }    }    public enum RotationAxes { MouseXAndY = 0, MouseX = 1, MouseY = 2 }    public RotationAxes axes = RotationAxes.MouseXAndY;    public float sensitivityX = 15F;    public float sensitivityY = 15F;    public float minimumX = -360F;    public float maximumX = 360F;    public float minimumY = -60F;    public float maximumY = 60F;    float rotationY = 0F;}