void OnTriggerEnter(Collider other)
 {
     if (other.GetComponent <Rigidbody>() != null)
     {
         attackingItem = other.GetComponent <Rigidbody>();
         if (attackingItem.mass >= massRequirement &&
             attackingItem.velocity.sqrMagnitude >= speedRequirement * speedRequirement)
         {
             damageToApply = (int)(damageFactor * attackingItem.mass * attackingItem.velocity.magnitude);
             npcManagerMasterScript.callNPCDeductHealthEvent(damageToApply);
             //Debug.Log(damageToApply);
         }
     }
 }
        public void damageProcess(int damage)
        {
            int damageToApply = damage * damageMultiplier;

            npcManagerMasterScript.callNPCDeductHealthEvent(damageToApply);
        }