wxGameyuexiu/Assets/BGTipCheck.cs

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

[ExecuteInEditMode]
public class BGTipCheck : MonoBehaviour
{
    // Update is called once per frame
    void Update()
    {

        float bl2 = (float)Screen.width / 430f;


        float bz = Screen.height / ((847f * bl2 ));
        if (bz <1f)
        {
            float js = ((847f));
            bl2 = Screen.height / js;
        }

        this.transform.localScale = new Vector3(bl2, bl2, bl2);
    }
}