/// <summary>
/// Checks if the specified wave can be used in play mode.
/// </summary>
/// <param name="wave">A wave whose parameters need to be checked.</param>
/// <returns>True if it can be used in play mode, false otherwise.</returns>
public static bool IsWaveValid(Wave wave)
{
if (wave == null)
{
// The wave itself cannot be null
return(false);
}
if (wave.waveElements == null || wave.waveElements.Count == 0)
{
// Wave must have an instantiated list wave elements
// Wave must also have at least 1 element in the list
return(false);
}
for (int i = 0; i < wave.waveElements.Count; i++)
{
WaveELement waveElement = wave.waveElements[i];
if (waveElement == null)
{
// Wave element cannot be null
return(false);
}
if (waveElement.enemy == null)
{
// Wave element's enemy cannot be null
return(false);
}
}
// Wave is valid and can be used in play mode
return(true);
}
private IEnumerator PlayWave()
{
int numberOfWaveElements = currentWave.waveElements.Count;
spawnCooldown = new WaitForSeconds(currentWave.spawnRate);
// Go through each wave element
for (int i = 0; i < numberOfWaveElements; i++)
{
currentWaveElement = currentWave.waveElements[i];
shouldEnemiesAppear = currentWaveElement.chanceOfAppearing >= Random.Range(0f, 1f);
if (shouldEnemiesAppear)
{
hasDelayBeforeSpawning = currentWaveElement.additionalSpawnDelay > 0;
if (hasDelayBeforeSpawning)
{
additionalSpawnDelay = new WaitForSeconds(currentWaveElement.additionalSpawnDelay);
}
// Get the exact number of enemies for this wave element
numberOfEnemies = Random.Range(currentWaveElement.minNumberOfEnemies, currentWaveElement.maxNumberOfEnemies + 1);
for (int j = 0; j < numberOfEnemies; j++)
{
SpawnEnemy(currentWaveElement.enemy);
if (hasDelayBeforeSpawning)
{
yield return(additionalSpawnDelay);
}
yield return(spawnCooldown);
}
}
}
// All enemies in the current wave have spawned
}
