IEnumerator FadeOut(float duration)
{
if (fadeout)
{
yield break;
}
fadeout = true;
DanmakuManager.Unregister(gameObject);
SpriteRenderer spriteRenderer = GetComponentInChildren <SpriteRenderer>();
for (float t = 0; t < duration; t += Time.deltaTime)
{
Color color = spriteRenderer.color;
color.a = 1 - t / duration;
spriteRenderer.color = color;
yield return(0);
}
Destroy(gameObject);
}
