[Unity3D]C#切换plane上的图片

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

public class Test : MonoBehaviour
{
    public Texture[] InputPNG;
    private int pngIndex;
    // Start is called before the first frame update
    void Start()
    {
        pngIndex = 0;
        this.GetComponent<Renderer>().material.mainTexture = InputPNG[0];
        InvokeRepeating("ChangePng", 0.03f, 0.03f);
    }

    // Update is called once per frame
    void Update()
    {

    }
    private void ChangePng()
    {
        if (pngIndex == InputPNG.Length - 1)
        {
            //CancelInvoke();
            pngIndex = 0;
        }
        else
        {
            this.GetComponent<Renderer>().material.mainTexture = InputPNG[pngIndex];
            pngIndex++;
        }
    }
}