3d Ball player phan 5

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;

public class Player : MonoBehaviour {


    public Rigidbody rid;
    public Vector3 direction;
    public float speed = 100f;
    public int points = 0;

    public Text wintext;
    public Text scoretext;

    // Use this for initialization
    void Start () {
        rid = GetComponent<Rigidbody>();
        scoretext.text = "Score: " + points.ToString();
        wintext.text = "";
    }


    void Update () {
        float h = Input.GetAxis("Horizontal");
        float v = Input.GetAxis("Vertical");

        direction.x = h;
        direction.z = v;

        rid.AddForce(direction.normalized*speed*Time.deltaTime);

        if (points >= 4)
            wintext.text = "WIN!";

    }

    private void OnTriggerEnter(Collider other)
    {
        if (other.CompareTag("cube"))
        {
            points += 1;
            other.gameObject.SetActive(false);
            scoretext.text = "Score: " + points.ToString();
        }
    }

}