// -------------------------------------------------------------------------------
// PlayBGM
// -------------------------------------------------------------------------------
public static void PlayBGM(AudioClip bgmClip, float volume, float fadeDuration, bool loop)
{
MusicController instance = GetInstance();
//AudioSource curBgm = instance.getCurrentBGMPlaying();
AudioSource source = instance.GetBGMSource();
// -- fade-out current BGM
foreach (AudioSource csource in instance.bgmSources)
{
if (csource.isPlaying)
{
if (fadeDuration > 0)
{
instance.FadeBGMOut(csource, fadeDuration / 2);
instance.StartCoroutine(instance.RemoveBGMSource(csource, fadeDuration / 2));
}
else
{
instance.FadeBGMOut(csource, 0);
instance.StartCoroutine(instance.RemoveBGMSource(csource));
}
}
}
// -- start new BGM
if (bgmClip != null)
{
source.volume = GetVolume(volume);
source.clip = bgmClip;
source.loop = loop;
source.Play();
// -- adjust new BGM (either fade-in or not)
if (fadeDuration > 0)
{
instance.FadeBGMIn(source, fadeDuration / 2, fadeDuration / 2, volume);
}
else
{
float delay = 0f;
instance.FadeBGMIn(source, delay, fadeDuration, volume);
}
if (!loop)
{
instance.StartCoroutine(instance.RemoveBGMSource(source));
}
}
}
// -------------------------------------------------------------------------------
// FadeBGMIn
// -------------------------------------------------------------------------------
public void FadeBGMIn(AudioSource source, float delay, float fadeDuration, float volume)
{
MusicController instance = GetInstance();
float toVolume = GetVolume(volume);
instance.StartCoroutine(FadeBGM(source, toVolume, delay, fadeDuration));
}
// -------------------------------------------------------------------------------
// FadeBGMOut
// -------------------------------------------------------------------------------
public void FadeBGMOut(AudioSource source, float fadeDuration)
{
MusicController instance = GetInstance();
float delay = 0f;
float toVolume = 0f;
instance.StartCoroutine(instance.FadeBGM(source, toVolume, delay, fadeDuration));
}
// -------------------------------------------------------------------------------
// StopBGM
// -------------------------------------------------------------------------------
public static void StopBGM(AudioClip bgmClip, float fadeDuration)
{
MusicController instance = GetInstance();
if (instance.bgmSources != null)
{
foreach (AudioSource source in instance.bgmSources)
{
if (source.clip == bgmClip && source.isPlaying)
{
instance.FadeBGMOut(source, fadeDuration);
instance.StartCoroutine(instance.RemoveBGMSource(source, fadeDuration));
}
}
}
}