/// <summary>
/// パネルのAlphaを設定
/// </summary>
private void UpdatePanelAlpha()
{
float current = panel.Alpha();
current += FadeValue();
current = Mathf.Max(0, Mathf.Min(current, panel.MaxAlpha()));
panel.SetAlpha(current);
}
void Start()
{
targetImage = GetComponent <Image>();
maxRate = 1.0f / panel.MaxAlpha();
}
