//tells the invader to randomly fire every 0.5 seconds.
//The rate of fire increases, depending on the number of invaders left
IEnumerator randomFire()
{
while (true)
{
if (UnityEngine.Random.Range(0, invSet.getNoOfInvaders()) == 0)
{
f.fireLaser();
}
yield return(new WaitForSeconds(0.5f));
}
}
void fire()
{
//if space is pressed and there is no laser, fire a laser
if (!laserActive)
{
f.fireLaser();
//set laserActive to true, as a laser has just been created
setLaserActive(true);
//laserActive is set to false in the LaserMovement script, once the laser has been destroyed.
}
}
