private IEnumerator spawnAsteroid()
{
// get random screen vertical point to spawn asteroid and exclamation
float screenVerticalSpawnPercentage = Random.Range(m_LowerScreenBound, m_UpperScreenBound);
Vector3 spawnPos = Utility.ScreenUtilities.GetWSofSSPosition(1.0f, screenVerticalSpawnPercentage);
spawnPos.z = -80.0f;
// spawn exclamation
Blink exclamationInstance = Instantiate(
m_ExclamationPrefab,
spawnPos,
Quaternion.identity,
this.transform);
// make sure blinking increases speed
StartCoroutine(exclamationInstance.ChangeBlinkSpeed(exclamationInstance, m_ExclamationTime / 1.5f));
// wait for certain time before spawning asteroid
yield return(new WaitForSeconds(m_ExclamationTime));
// destroy exclamation
Destroy(exclamationInstance.gameObject);
// spawn asteroid after time
Asteroid asteroidInstance = Instantiate(m_AsteroidPrefab,
spawnPos,
Quaternion.identity);
asteroidInstance.AddForce(m_InitialForce * 1000.0f);
}
private IEnumerator charge()
{
StartCoroutine(m_LaserBlinkInstance.ChangeBlinkSpeed(m_LaserBlinkInstance, m_LaserChargeTime / 1.5f));
yield return(new WaitForSeconds(m_LaserChargeTime));
// destroy blinking laser icon
Destroy(m_LaserBlinkInstance.gameObject);
shootLaser();
}