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

public class OpenDoor : MonoBehaviour
{
    [SerializeField]
    private Vector3 dPos;
    private bool _open;

    public void Operate()
    {
        if(_open)
        {
            Vector3 pos = transform.position - dPos;
            transform.position = pos;
        } else
        {
            Vector3 pos = transform.position + dPos;
            transform.position = pos;
        }
        _open = !_open;
    }
}

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

public class DeviceOperator : MonoBehaviour
{
    public float radius = 1.5f;

    // Use this for initialization
    void Start () {
  
    }
    
    // Update is called once per frame
    void Update ()
    {
  if(Input.GetButtonDown("Fire1"))
        {
            Collider[] hitColliders = Physics.OverlapSphere(transform.position, radius);
            foreach (Collider hitCollider in hitColliders)
            {
                hitCollider.SendMessage("Operate", SendMessageOptions.DontRequireReceiver);
            }
        }
    }
}