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

//继承这种自动创建的单例模式基类，不需要我们手动去拖拽或者api去加
public class SingletonAutoMono<T> : MonoBehaviour where T:MonoBehaviour
{
    private static T instance;

    public static T GetInstance()
    {
        if (instance == null)
        {
            GameObject obj = new GameObject();
            //设置对象名字为脚本名
            obj.name = typeof(T).ToString(); 
            //让单例不会随场景移除
            DontDestroyOnLoad(obj);
            instance = obj.AddComponent<T>();
        }
        return instance;
    }

}