ichni_Official/Assets/Scripts/UI/StartPage/StartPageLogo.cs

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

namespace Ichni.Menu.UI
{
    public class StartPageLogo : MonoBehaviour
    {
        public Image logoFrame;
        public Tweener logoFrameExpand;
        public float edgeValue;
        
        private void Start()
        {
            edgeValue = 0;
            //logoFrame.material = Instantiate(logoFrame.material);
            logoFrameExpand = DOTween.To(() => edgeValue, x => edgeValue = x, 1f, 4f)
                .OnUpdate(() =>
                {
                    logoFrame.material.SetFloat("_EdgeValue", edgeValue);
                    logoFrame.material.SetFloat("_Opacity", 1 - edgeValue);
                })
                .SetDelay(2f)
                .SetEase(Ease.OutQuad)
                .SetLoops(-1, LoopType.Restart);

            logoFrameExpand.Play();
        }
    }
}