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

public class backsound : MonoBehaviour
{
    private static backsound instance;

    private void Awake()
    {
        if (instance == null)
        {
            instance = this;
            DontDestroyOnLoad(gameObject);
            GetComponent<AudioSource>().Play();
            gameObject.name = "backsound on";
            PlayerPrefs.SetFloat("volume", 1);
        }
        else
        {
            Destroy(gameObject);
        }
    }

    // Update is called once per frame
    void Update()
    {
        GetComponent<AudioSource>().volume = PlayerPrefs.GetFloat("volume");
    }
}