public void ActivatePower(GameObject go)
{
GameObject powerObj = Instantiate(go, this.transform.position + centerEffect, this.transform.rotation);
PowerUp power = powerObj.GetComponent <PowerUp>();
power.SetId(this.gameObject.GetInstanceID());
if (power != null)
{
this.fireSpeed += power.speedBonus;
Debug.Log("fireSpeed power : " + fireSpeed);
}
if (powerBtn != null)
{
powerBtn.ResetCooldown();
}
}