Second Attempt to merge a camera that smoothly follows a player

Assets/Scripts/Player/CameraFollow.cs

+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class CameraFollow : SingletonBehaviour<CameraFollow>
+{
+	Camera cameraObj;
+	public float smoothSpeed;
+    private float MaxHeight;
+    private float MaxWidth;
+    private float MinHeight;
+    private float MinWidth;
+
+    private float OZ;
+    
+	// Use this for initialization
+	void Start ()
+	{
+		cameraObj = Camera.main;
+        float camHeight = cameraObj.orthographicSize * 2;
+        float camWidth = cameraObj.aspect * camHeight;
+
+        MaxHeight = World.Height - camHeight / 2;
+        MaxWidth = World.Width - camWidth / 2;
+
+        MinHeight = World.Height + camHeight / 2;
+        MinWidth = World.Width + camHeight / 2;
+
+        OZ = cameraObj.transform.position.z;
+    }
+	
+	// Update is called once per frame
+	void Update () 
+	{
+
+        Vector3 targetPOS = Vector3.Lerp(cameraObj.transform.position, transform.position, smoothSpeed * Time.deltaTime);
+
+        /*
+        //camera dimensions and center
+        float camHeight = cameraObj.orthographicSize * 2;
+        float camWidth = cameraObj.aspect * camHeight;
+
+        if(targetPOS.y + camHeight > World.Height) //if camera is above bounds
+        {
+            targetPOS.y = (MaxHeight);
+        }
+
+        if(targetPOS.y - camHeight < World.Height) // if below bounds
+        {
+            targetPOS.y = (MinHeight);
+        }
+
+        if(targetPOS.x + camWidth > World.Width) //if right of bounds
+        {
+            targetPOS.x = (MaxWidth);
+        }
+
+        if(targetPOS.x - camWidth < World.Width) // if left of bounds
+        {
+            targetPOS.x = (MinWidth);
+        }*/
+
+
+       cameraObj.transform.position = new Vector3(targetPOS.x, targetPOS.y, OZ);
+	}
+}