private void UpdateSoundSource(int index)
{
SoundSourceCtrl ctrl = scourceCtrls[index];
if (ctrl != null &&
ctrl.status != SoundSourceCtrl.BGMSourceStatus.Slient &&
ctrl.status != SoundSourceCtrl.BGMSourceStatus.Play)
{
if (ctrl.status == SoundSourceCtrl.BGMSourceStatus.FadeIn)
{
ctrl.audioSoure.volume += 0.1f;
if (ctrl.audioSoure.volume >= Volume)
{
ctrl.audioSoure.volume = Volume;
ctrl.status = SoundSourceCtrl.BGMSourceStatus.Play;
}
}
if (ctrl.status == SoundSourceCtrl.BGMSourceStatus.FadeOut)
{
ctrl.audioSoure.volume -= 0.1f;
if (ctrl.audioSoure.volume <= 0f)
{
ctrl.audioSoure.volume = 0f;
ctrl.status = SoundSourceCtrl.BGMSourceStatus.Slient;
ctrl.audioSoure.Stop();
}
}
}
}
public void Awake()
{
mIsOn = bool.Parse(PlayerPrefs.GetString("BGMMgrIsON", "true"));
Volume = PlayerPrefs.GetFloat("BGMVolume", 0.3f);
Instance = this;
scourceCtrls[0] = new SoundSourceCtrl(0);
scourceCtrls[1] = new SoundSourceCtrl(1);
}
/// <summary>
/// 寻找一个正在淡入的声音组件
/// </summary>
/// <returns></returns>
private int FetchASourceIndex()
{
int ret = 0;
for (int i = 0; i < scourceCtrls.Length; i++)
{
SoundSourceCtrl ctrl = scourceCtrls[i];
if (ctrl.status == SoundSourceCtrl.BGMSourceStatus.Slient || ctrl.status == SoundSourceCtrl.BGMSourceStatus.FadeIn)
{
ret = i;
break;
}
}
return(ret);
}
public void PlayBGMAsync(string strBGMName)
{
currentMusicName = strBGMName;
if (!IsOn || string.IsNullOrEmpty(strBGMName))
{
return;
}
int index = FetchASourceIndex();
SoundSourceCtrl srcCtrl = scourceCtrls[index];
srcCtrl.curMusicName = strBGMName;
ResMgr.Intstance.LoadAsset(strBGMName, typeof(AudioClip), a =>
{
if (Instance.scourceCtrls[index].curMusicName.Equals(strBGMName))
{
Instance.scourceCtrls[index].InitFadeIn(a as AudioClip);
Instance.scourceCtrls[1 - index].InitFadeOut();
}
});
}