Firing

//****** Donations are greatly appreciated.  ******
//****** You can donate directly to Jesse through paypal at  https://www.paypal.me/JEtzler   ******

var shotSound : AudioClip; // drag a shot sound here, if any
var bloodPrefab : GameObject; // drag the blood prefab here, if any
var sparksPrefab : GameObject; // drag the sparks prefab here, if any
var crosshair : Texture2D;

function Start () {

    Screen.showCursor = false;
}

function OnGUI () {

    GUI.DrawTexture(Rect(Screen.width/2,Screen.height/2,64,64), crosshair);
}

function Update () {

    if(Input.GetMouseButtonDown(0)){
        Shoot();
        }
}

function Shoot () {
    if (shotSound) audio.PlayOneShot(shotSound); // play the shot sound
    var hit: RaycastHit;
    if (Physics.Raycast(transform.position, transform.forward, hit)){
        // prepare rotation to instantiate blood or sparks
        var rot = Quaternion.FromToRotation(Vector3.up, hit.normal);
        if (hit.transform.tag == "Enemy"){ // if enemy hit...
            if (bloodPrefab) Instantiate(bloodPrefab, hit.point, rot); // make it bleed...
            hit.transform.SendMessage("ApplyDamage", 5, SendMessageOptions.DontRequireReceiver); // and consume its health
        } else { // otherwise emit sparks at the hit point
            if (sparksPrefab) Instantiate(sparksPrefab, hit.point, rot);
        }
    }
}