📚Circular Queue(In Tracking Data)

Use List

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

public class CircularQueueManager : MonoBehaviour
{
    public List<byte[]> circularQueue = null;
    public int circularQueueLength = 10;
    public int curIndex = 0;
    public int preIndex = 0;

    private void Awake()
    {
        if (circularQueue == null)
        {
            circularQueue = new List<byte[]>();

            for (int i = 0; i < circularQueueLength; i++)
            {
                circularQueue.Add(new byte[] { });
            }
        }
    }

    public void setData(byte[] byteArr)
    {
        byte[] arr = new byte[byteArr.Length];
        Array.Copy(byteArr, arr, byteArr.Length);
        circularQueue[curIndex] = arr;
        curIndex = curIndex == circularQueue.Count - 1 ? 0 : curIndex + 1;
        preIndex = curIndex - 1;
        preIndex = preIndex == -1 ? circularQueue.Count - 1 : preIndex;
    }

    public byte[] getData()
    {
        if (preIndex == curIndex)
        {
            return null;
        }

        byte[] data = circularQueue[preIndex];
        return data;
    }
}