private void NextLevel()
{
shipController.ResetCoinsCollected();
level++;
if (level > 1)
{
attackController.IncreaseAggression();
shipController.speed *= 1.2f;
}
// spawn coins
GameObject coinInitEmpty = new GameObject();
coinInitEmpty.name = "CoinInitEmpty";
CoinInit coinInit = coinInitEmpty.AddComponent<CoinInit>();
coinInit.count = 100;
coinInit.element = Resources.Load<GameObject>("Coin");
coinInit.radius = 30;
coinInit.height = 1;
coinInit.rotation = new Vector3(90, 0, 0);
}