Bullet

using UnityEngine;
using System.Collections;

public class Bullet : MonoBehaviour {

    public float speed;

    public int damage = 50;
    public int headDamage = 100;

    public GameObject bloodEffect;
    public GameObject bulletHole;

    float maxDist = 1000000000;

    void Start () {

    }


    void Update() {
        transform.Translate(Vector3.forward * speed * Time.deltaTime);

        RaycastHit hit;
        if (Physics.Raycast(transform.position, transform.forward, out hit, maxDist)) {
            if (bulletHole && hit.transform.tag != "Zombie")
                Instantiate(bulletHole, hit.point + (hit.normal * 0.00001f), Quaternion.LookRotation(hit.normal * -1));
            if (hit.transform.tag == "Zombie") {
                hit.transform.gameObject.BroadcastMessage("ApplyDamage", damage);
                Instantiate(bloodEffect, transform.position, transform.rotation);
            }
                Destroy(this.gameObject);
        }
    }
}