public static void CheckDeltaTime() { AlienManager pMan = AlienManager.PrivGetInstance(); Debug.Assert(pMan != null); if (40 < pMan.numAliveAliens) { TimerManager.SetAlienDeltaTime(pMan.originDeltaTime * 1.0f); } else if (30 < pMan.numAliveAliens && pMan.numAliveAliens <= 40) { TimerManager.SetAlienDeltaTime(pMan.originDeltaTime * 0.7f); } else if (20 < pMan.numAliveAliens && pMan.numAliveAliens <= 30) { TimerManager.SetAlienDeltaTime(pMan.originDeltaTime * 0.4f); } else if (8 < pMan.numAliveAliens && pMan.numAliveAliens <= 20) { TimerManager.SetAlienDeltaTime(pMan.originDeltaTime * 0.2f); } else if (3 < pMan.numAliveAliens && pMan.numAliveAliens <= 8) { TimerManager.SetAlienDeltaTime(pMan.originDeltaTime * 0.1f); } else if (pMan.numAliveAliens <= 3) { TimerManager.SetAlienDeltaTime(pMan.originDeltaTime * 0.05f); } }