IEnumerator FadeIn(float delta = 0.01f, ThenFunc then = null)
{
for (var f = 1f; f <= 1f; f -= delta)
{
var c = Curtain.color;
c.a = f;
Curtain.color = c;
yield return(null);
}
then?.Invoke();
}
IEnumerator FadeOut(float delta = 0.01f, ThenFunc then = null)
{
for (var f = 0f; f <= 1f; f += delta)
{
var c = Curtain.color;
c.a = f;
Curtain.color = c;
Debug.Log($"{f}");
yield return(null);
}
then?.Invoke();
}