public class PlayerController : MonoBehaviour {

    public float moveSpeed;
    public float moveRate;

    private Vector3 playerPos;
    private float time;


	// Use this for initialization
	void Start () {
        playerPos = transform.position;
        time = 0;
	}

    // Update is called once per frame
    void Update()
    {
        // Does player want to go left or right?
        if (Input.GetAxisRaw("Horizontal") != 0 & time > moveRate)
        {
            MoveHorizontal();
            time = 0;
        }
        // Does player want to go up or down?
        if (Input.GetAxisRaw("Vertical") != 0 & time > moveRate)
        {
            MoveVertical();
            time = 0;
        }

        time += Time.deltaTime;

    }

    void MoveHorizontal()
    {
        playerPos = (new Vector3(transform.position.x + moveSpeed * Input.GetAxisRaw("Horizontal"), transform.position.y, 0));
        transform.position = playerPos;
    }
    void MoveVertical()
    {
        playerPos = (new Vector3(transform.position.x, transform.position.y + moveSpeed * Input.GetAxisRaw("Vertical"), 0));
        transform.position = playerPos;
    }

}