private EnemyWave.SubWave PrepareSubWave()
{
if (currentSubWaveIndex < 0)
{
currentSubWaveIndex = 0;
}
// `subWave` should never be `null`, as `currentSubWaveIndex` should always reflect the current, valid sub-wave
EnemyWave.SubWave subWave = waves[currentWaveIndex].GetSubWave(currentSubWaveIndex);
if (subWave.IsPause)
{
// If the current sub-wave is a pause sub-wave, that means it's already over,
// so return the next one (if it exists)
return(GoToNextSubWave(currentWaveIndex));
}
if (currentSubWaveEnemyCounter < subWave.number)
{
// Can continue with sub-wave, so return it
return(subWave);
}
else
{
// Sub-wave is over, so return the next one (if it exists)
return(GoToNextSubWave(currentWaveIndex));
}
}
private EnemyWave.SubWave GoToNextSubWave(int waveIndex)
{
// Check next sub-wave:
EnemyWave.SubWave subWave = waves[waveIndex].GetSubWave(currentSubWaveIndex + 1);
if (subWave != null)
{
// Update sub-wave index and reset enemy counter
currentSubWaveIndex++;
currentSubWaveEnemyCounter = 0;
}
return(subWave);
}
private void SpawnNextEnemy()
{
EnemyWave.SubWave subWave = PrepareSubWave();
if (subWave == null)
{
// Reached the end of the sub-wave(s), and therefore also the current wave
hasWaveEnded = true;
return;
}
if (subWave.IsPause)
{
timeUntilNextSpawn = subWave.pauseDuration;
return;
}
enemyManager.SpawnEnemy(subWave.enemyType);
currentSubWaveEnemyCounter++;
}
