Crack at my own FPS Counter

FPSCounter.cs

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

public class FPSCounter : MonoBehaviour
{

	[SerializeField]
	public Text m_label;
	private Queue<float> m_queue = new Queue<float>(30);
	private float m_timer = 1f;
	[SerializeField]
	private float m_refreshPeriod = 1f;
	[SerializeField]
	private float m_rollingWindowSize = 30f;
	
	private void Update()
	{
		this.m_queue.Enqueue(Time.deltaTime);
		if ((float)this.m_queue.Count > this.m_rollingWindowSize)
		{
			this.m_queue.Dequeue();
		}
		this.m_timer += Time.deltaTime;
		if (this.m_timer >= this.m_refreshPeriod)
		{
			this.m_timer = 0f;
			this.m_label.text = string.Format("{0:f0} fps", this.GetFps());
			this.m_label.color = Color.white;
		}
	}
	
	private float GetFps()
	{
		float num = 0f;
		foreach (float num2 in this.m_queue)
		{
			num += num2;
		}
		return (float)this.m_queue.Count / num;
	}
}