private void playBGMAuto(string musicName, bool loop)
{
bool playFlag = false;
for (int i = 0; i < bgmSources.Length; i++)
{
if (bgmSources[i].isPlaying && bgmSources[i].clip != null)
{
coroutines[0] = StartCoroutine(fadeAudio(bgmSources[i], false));
}
if (!bgmSources[i].isPlaying && bgmSources[i].clip == null && !playFlag)
{
playFlag = true;
bgmSources[i].clip = audioLibrary.GetBGMClips(musicName);
bgmSources[i].loop = loop;
bgmSources[i].volume = 0;
bgmSources[i].Play();
activeChannel = i;
coroutines[1] = StartCoroutine(fadeAudio(bgmSources[i], true));
}
}
}