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

public class testzzz : MonoBehaviour
{
    private GameObject[] gameObjects;
    // Start is called before the first frame update
    void Start()
    {
       
    }
    public void UpdateNodeList()
    {
        // 获取所有子物体中具有 SpriteRenderer 组件的 GameObject
        List<GameObject> gameObjectsList = new List<GameObject>();
        foreach (Transform child in transform)
        {
            SpriteRenderer renderer = child.GetComponent<SpriteRenderer>();
            if (renderer != null)
            {
                gameObjectsList.Add(child.gameObject);
            }
        }

        // 按照 y 轴排序
        gameObjectsList.Sort((a, b) => a.transform.position.y.CompareTo(b.transform.position.y));

        // 设置 sortingOrder 并打印排序结果
        for (int i = 0; i < gameObjectsList.Count; i++)
        {
            Debug.Log(gameObjectsList[i].name);
            SpriteRenderer renderer = gameObjectsList[i].GetComponent<SpriteRenderer>();
            if (renderer != null)
            {
                renderer.sortingOrder = gameObjectsList.Count - i;
            }
        }
    }
    private void FixedUpdate()
    {
        UpdateNodeList();
    }
    // Update is called once per frame
    void Update()
    {
        
    }
}