public static void Update()
{
if (!PlayerShip.Instance.IsDead && EntityManager.Count < 10)
{
if (rand.Next((int)inverseSpawnChance) == 0)
{
EntityManager.Add(Enemy.CreateEnemy(GetSpawnPosition()));
if (rand.NextDouble() * 1 > 0.9)
{
EntityManager.Add(Enemy.CreateEnemyRare(GetSpawnPosition()));
}
}
// slowly increase the spawn rate as time progresses
if (inverseSpawnChance > 20)
{
inverseSpawnChance -= 0.005f;
}
}
}