using System.Collections;
using System.Collections.Generic;
using UnityEngine;
/********************************************************************************
*Create By CG
*Function 屏幕显示帧数
*********************************************************************************/
namespace ZXK.UTility
{
    public class FPSCheckShow : MonoBehaviour
    {
        public float updateInterval = 0.5F;
        private float accum = 0;
        private int frames = 0;
        private float timeleft;
        private string stringFps;
        void Start()
        {
            timeleft = updateInterval;
        }
        void Update()
        {
            timeleft -= Time.deltaTime;
            accum += Time.timeScale / Time.deltaTime;
            ++frames;
            if (timeleft <= 0.0)
            {
                float fps = accum / frames;
                string format = System.String.Format("FPS:{0:F3}", fps);
                stringFps = format;
                timeleft = updateInterval;
                accum = 0.0F;
                frames = 0;
            }
        }
        void OnGUI()
        {
            GUIStyle guiStyle = GUIStyle.none;
            guiStyle.fontSize = 40;
            guiStyle.normal.textColor = Color.red;
            guiStyle.alignment = TextAnchor.UpperLeft;
            Rect rt = new Rect(0, 0, 100, 100);
            GUI.Label(rt, stringFps, guiStyle);
        }
    }
}