unity 2d sprite animation

 

using System.Collections;

using System.Collections.Generic;

using UnityEngine;

using UnityEngine.UI;

using System;

[Serializable]

public struct SpriteInfo

{

    public Image sourceImage;

    public Sprite[] textureArray;

    public float frameRate;

   

}

public class SpriteAnimation : MonoBehaviour

{

    [SerializeField] SpriteInfo s_Info;

    [SerializeField] float frameTimer;

    [SerializeField] int currentFrame;

    [SerializeField] int frameCount;

    // Start is called before the first frame update

    void Start()

    {

       

    }

    // Update is called once per frame

    void Update()

    {

        if (Input.GetKeyDown("1"))

        {

            StartCoroutine(StartSprite(s_Info));

        }

    }

    IEnumerator StartSprite(SpriteInfo info)

    {

        frameTimer = info.frameRate;

        frameCount = info.textureArray.Length;

        //Rect rect = new Rect(0, 0, info.textureArray[0].width, info.textureArray[0].height);

        while (true)

        {

            frameTimer -= Time.deltaTime;

            if (frameTimer <= 0f)

            {

                frameTimer += info.frameRate;

                currentFrame = (currentFrame + 1) % frameCount;

                info.sourceImage.sprite = info.textureArray[currentFrame];

                Debug.Log(info.sourceImage.sprite.name);

                //info.sourceImage.sprite = Sprite.Create(info.textureArray[currentFrame],rect,Vector2.zero);

            }

            yield return new WaitForEndOfFrame();

        }

    }

}