터치감도 설정

private const float inchToCm = 2.54f;       [SerializeField] private EventSystem eventSystem = null;       [SerializeField] private float dragThresholdCM = 0.5f; //For drag Threshold       private void SetDragThreshold() {     if (eventSystem != null)     {         eventSystem.pixelDragThreshold = (int)(dragThresholdCM * Screen.dpi / inchToCm);     } }       void Awake() {     SetDragThreshold(); }