FPS Check

+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class FPS_Check : MonoBehaviour
+{
+    [Range(1, 100)]
+    public int fFont_Size;
+    [Range(0, 1)]
+    public float Red, Green, Blue;
+
+    float deltaTime = 0.0f;
+
+    private void Start()
+    {
+        fFont_Size = fFont_Size == 0 ? 50 : fFont_Size;
+    }
+
+    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 / fFont_Size;
+        style.normal.textColor = new Color(Red, Green, Blue, 1.0f);
+        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);
+    }
+}
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