Automating the Paddle's clamp values relative to the paddle size

Paddle.cs

// Created by: John Cordeiro
// [email protected]

using UnityEngine;
using System.Collections;


public class Paddle : MonoBehaviour {
	
	// Set the public variables to private after functioning.
	public float clampValLeft = .5f;
	public float clampValRight = 15.5f;

	private float tempClampVal;
	private int gameUnits = 16;		// Variable for the number of units in the width of the editor screne: Int
	private float mousePosInUnits;	// Variable to hold the mouse position in screne units: Float
	private Vector3 paddlePos;		// Varaible to hold and set the paddles position: Vector3(x,y,z)
	private Vector3 paddleScale;	// Variable to hold the paddles scale, used to set the clamp value of the paddle

	void Start () {
		
		paddleScale = this.transform.localScale;	// Get the paddle scale and set to paddleScale to use the value of X
		tempClampVal = clampValLeft * paddleScale.x;	// Multiply the Paddle scale times the default clamp value
		clampValLeft = tempClampVal;	// Add the Value to the clampValueLeft
		clampValRight = gameUnits - tempClampVal;	// Subtract the tempClampVal from the gameUnits
	}

	void Update () {
		
		paddlePos = new Vector3 (8f, this.transform.position.y, this.transform.position.z); // Default location of paddle in game
		mousePosInUnits = Input.mousePosition.x / Screen.width * gameUnits; // Mouse position X / Screen width * Number of Game Units
		paddlePos.x = Mathf.Clamp (mousePosInUnits, clampValLeft, clampValRight); // Clamps the mouse x value to the size of the screen
		this.transform.position = paddlePos;	// Moves the paddle with the mouse
	}
}