Raycastshooter.cs

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

public class Raycastshooter : MonoBehaviour
{
    
    
    public int gunDamage = 1;
    public float fireRate = .25f;
    public float weaponRange = 50f;
    public float hitForce = 100f;
    public Transform gunEnd;

    private Camera fpsCam;
    private WaitForSeconds shotDuration = new WaitForSeconds(.07f);
    private AudioSource gunAudio;
    private LineRenderer laserLine;
    private float nextFire;




    void Start()
    {
        laserLine = GetComponent<LineRenderer>();
        gunAudio = GetComponent<AudioSource>();
        fpsCam = GetComponentInParent<Camera>();
    }

    
    void Update()
    {
        if (Input.GetButtonDown("Fire1") && Time.time > nextFire)
        {
            nextFire = Time.time + fireRate;
            StartCoroutine (ShotEffect());
            Vector3 rayOrigin = fpsCam.ViewportToWorldPoint (new Vector3(0.5f, 0.5f, 0.0f));
            RaycastHit hit;

            laserLine.SetPosition(0, gunEnd.position);

            if (Physics.Raycast (rayOrigin,fpsCam.transform.forward, out hit, weaponRange))
            {
                laserLine.SetPosition(1, hit.point);

                ShootableBox health = hit.collider.GetComponent<ShootableBox>();

                if (health != null)
                {
                    health.Damage(gunDamage);
                }

                if (hit.rigidbody != null)
                {
                    hit.rigidbody.AddForce(-hit.normal * hitForce);
                }
            }
            else
            {
                laserLine.SetPosition(1, rayOrigin + (fpsCam.transform.forward * weaponRange));
            }
        }
    }

    private IEnumerator ShotEffect()
    {
        gunAudio.Play();

        laserLine.enabled = true;
        yield return shotDuration;
        laserLine.enabled = false;
    }


}