Поворот персонажа через джойстик без его движения [C#]

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;
using UnityEngine.EventSystems;
 
public class Mobile_Controller : MonoBehaviour, IDragHandler, IPointerUpHandler ,  IPointerDownHandler
{
    private Image joystickBG;
    [SerializeField]
    private Image joystick;
    private Vector2 inputVector;
 
    private void Start()
    {
        joystickBG = GetComponent<Image>();
        joystick = transform.GetChild(0).GetComponent<Image>();
    }
 
    public virtual void OnPointerDown(PointerEventData ped)
    {
        OnDrag(ped);
    }
 
    public void OnPointerUp(PointerEventData ped)
    {
        inputVector = Vector2.zero;
        joystick.rectTransform.anchoredPosition = Vector2.zero;
        
    }
 
    public virtual void OnDrag(PointerEventData ped)
    {
        Vector2 pos;
        if(RectTransformUtility.ScreenPointToLocalPointInRectangle(joystickBG.rectTransform,ped.position,ped.pressEventCamera, out pos))
        {
            pos.x = (pos.x / joystickBG.rectTransform.sizeDelta.x);
            pos.y = (pos.y / joystickBG.rectTransform.sizeDelta.x);
 
            inputVector = new Vector2(pos.x * 2, pos.y * 2);
            inputVector = (inputVector.magnitude > 1.0f) ? inputVector.normalized : inputVector;
 
            joystick.rectTransform.anchoredPosition = new Vector2(inputVector.x *(joystickBG.rectTransform.sizeDelta.x / 2), inputVector.y * (joystickBG.rectTransform.sizeDelta.y / 2));
        }
    }
 
    public float Horizontal()
    {
        if (inputVector.x != 0) return inputVector.x;
        else return Input.GetAxis("Horizontal");
 
    }
 
    public float Vertical()
    {
        if (inputVector.y != 0) return inputVector.y;
        else return Input.GetAxis("Vertical");
 
    }
 
 
}

ship.rotation = Quaternion.Euler(tiltX, tiltY, -tiltY / 2);