using UnityEngine;

public class FPSDisplay : MonoBehaviour

{

    float deltaTime = 0.0f;

    void Update()

    {

        deltaTime += (Time.unscaledDeltaTime - deltaTime) * 0.1f;

    }

    void OnGUI()

    {

        int w = Screen.width, h = Screen.height;

        GUIStyle style = new GUIStyle();

        Rect rect = new Rect(0, 0, w, h * 2 / 100);

        style.alignment = TextAnchor.UpperLeft;

        style.fontSize = h * 2 / 100;

        style.normal.textColor = Color.white;

        float msec = deltaTime * 1000.0f;

        float fps = 1.0f / deltaTime;

        string text = string.Format("{0:0.0} ms ({1:0.} fps)", msec, fps);

        GUI.Label(rect, text, style);

    }

}