/// <summary>
/// Returns the closest VirtualAudioListener, or null if there isn't one.
/// </summary>
public VirtualAudioListener GetClosestListener()
{
List <VirtualAudioListener> listeners = VirtualAudioListener.allListeners;
VirtualAudioListener returnListener = null;
float minSqrDist = Mathf.Infinity;
for (int i = 0; i < listeners.Count; ++i)
{
if ((transform.position - listeners[i].transform.position).sqrMagnitude < minSqrDist)
{
minSqrDist = (transform.position - listeners[i].transform.position).sqrMagnitude;
returnListener = listeners[i];
}
}
return(returnListener);
}
public override IEnumerator PlayAudioSource(float delay = 0f)
{
isCoroutinePlaying = true;
if (mySource == null)
{
Debug.LogWarning("No AudioSource assigned to this virtual source! An AudioSource must be assigned for in order to function properly!");
}
else if (!mySource.gameObject.activeInHierarchy || !mySource.enabled)
{
Debug.LogWarning("Cannot play a disabled AudioSource");
}
else
{
do
{
VirtualAudioListener closestListener = GetClosestListener();
if (closestListener != null)
{
mySource.PlayDelayed(delay);
}
if (lockPlayingClipToListener)
{
while (mySource != null && mySource.isPlaying)
{
//update audio source by keeping the relative positions / orientations between the closest virtual player and this virtual source the same as between the actual source and true listener
if (closestListener != null)
{
mySource.transform.position = Quaternion.Inverse(closestListener.transform.rotation) * (this.transform.position - closestListener.transform.position) + VirtualAudioListener.sceneAudioListener.transform.position;
}
else
{
mySource.Stop();
}
yield return(null);
}
}
else
{
while (mySource != null && mySource.isPlaying)
{
closestListener = GetClosestListener();
if (closestListener != null)
{
mySource.transform.position = Quaternion.Inverse(closestListener.transform.rotation) * (this.transform.position - closestListener.transform.position) + VirtualAudioListener.sceneAudioListener.transform.position;
}
else
{
mySource.Stop();
}
yield return(null);
}
}
}while(loopCoroutine && !pauseAudio && VirtualAudioListener.allListeners.Count > 0 && mySource != null && mySource.gameObject.activeInHierarchy && mySource.enabled);
}
isCoroutinePlaying = false;
}
