} // end StartPowerup
private void Shield()
{
if (shield.activeSelf)
{
return;
}
else
{
// power up
shield.SetActive(true);
collider.enabled = false;
powerupUI.Active(1);
}
} // end Shield
public IEnumerator Firerate()
{
fireRateDown = Time.time + powerupTime;
if (fireRatePower == false)
{
// power up
fireRatePower = true;
fireRate = fireRate / 2;
powerupUI.Active(1);
// wait for timer to run out
yield return(new WaitWhile(() => fireRateDown > Time.time));
// power down
fireRate = fireRate * 2;
fireRatePower = false;
powerupUI.Deactive(1);
}
}