/// <summary>
/// Start playing an AudioEvent
/// </summary>
/// <param name="eventToPlay">The AudioEvent to play</param>
/// <param name="emitter">The AudioSource component to play the event on</param>
/// <returns>The reference for the runtime event that can be modified or stopped explicitly</returns>
public static ActiveEvent PlayEvent(AudioEvent eventToPlay, AudioSource emitter)
{
ValidateManager();
if (eventToPlay.InstanceLimit > 0 && CountActiveInstances(eventToPlay) >= eventToPlay.InstanceLimit)
{
Debug.LogFormat("AudioManager: Instance limit reached for {0}.", eventToPlay.name);
return(null);
}
if (eventToPlay.Group != 0)
{
StopGroupInstances(eventToPlay.Group);
}
ActiveEvent tempEvent = new ActiveEvent(eventToPlay, emitter);
eventToPlay.SetActiveEventProperties(tempEvent);
ActiveEvents.Add(tempEvent);
if (AvailableSources.Contains(emitter))
{
//Debug.LogFormat("Removing available source {0}", emitter.GetInstanceID());
AvailableSources.Remove(emitter);
}
return(tempEvent);
}
/// <summary>
/// Clear an ActiveEvent from the list of ActiveEvents
/// </summary>
/// <param name="stoppedEvent">The event that is no longer playing to remove from the ActiveEvent list</param>
public static void RemoveActiveEvent(ActiveEvent stoppedEvent)
{
if (!AvailableSources.Contains(stoppedEvent.source))
{
AvailableSources.Add(stoppedEvent.source);
}
ActiveEvents.Remove(stoppedEvent);
stoppedEvent = null;
}
public static void StopAll(AudioEvent eventsToStop)
{
for (int i = 0; i < ActiveEvents.Count; i++)
{
ActiveEvent tempEvent = ActiveEvents[i];
if (tempEvent.rootEvent == eventsToStop)
{
tempEvent.Stop();
}
}
}
private void Update()
{
for (int i = 0; i < ActiveEvents.Count; i++)
{
ActiveEvent tempEvent = ActiveEvents[i];
if (tempEvent != null && tempEvent.source != null)
{
tempEvent.Update();
}
}
}
/// <summary>
/// Process the node on the current index and increase the index for next playback
/// </summary>
/// <param name="activeEvent">The existing runtime event to set properties on</param>
public override void ProcessNode(ActiveEvent activeEvent)
{
ProcessConnectedNode(this.currentNode, activeEvent);
this.currentNode++;
if (this.currentNode >= this.input.ConnectedNodes.Length)
{
this.currentNode = 0;
}
}
/// <summary>
/// Apply all modifications to the ActiveEvent before it gets played
/// </summary>
/// <param name="activeEvent">The runtime event being prepared for playback</param>
public override void ProcessNode(ActiveEvent activeEvent)
{
if (file == null)
{
Debug.LogWarningFormat("Empty Voice File node in event {0}", activeEvent.rootEvent.name);
}
activeEvent.ModulateVolume(this.volumeOffset);
activeEvent.ModulatePitch(this.pitchOffset);
activeEvent.clip = this.file;
activeEvent.text = this.text;
}
/// <summary>
/// Call an immediate stop on all active audio events of a particular group
/// </summary>
/// <param name="groupNum">The group number to stop</param>
private static void StopGroupInstances(int groupNum)
{
for (int i = 0; i < ActiveEvents.Count; i++)
{
ActiveEvent tempEvent = ActiveEvents[i];
if (tempEvent.rootEvent.Group == groupNum)
{
Debug.LogFormat("Stopping: {0}", tempEvent.rootEvent.name);
tempEvent.StopImmediate();
}
}
}
/// <summary>
/// Apply all modifications to the ActiveEvent before it gets played
/// </summary>
/// <param name="activeEvent">The runtime event being prepared for playback</param>
public override void ProcessNode(ActiveEvent activeEvent)
{
if (this.file == null)
{
Debug.LogWarningFormat("No file in node {0}", this.name);
return;
}
activeEvent.ModulateVolume(this.volumeOffset);
activeEvent.ModulatePitch(this.pitchOffset);
activeEvent.clip = this.file;
}
/// <summary>
/// Randomly select a connected node
/// </summary>
/// <param name="activeEvent">The existing runtime audio event</param>
public override void ProcessNode(ActiveEvent activeEvent)
{
if (this.input.ConnectedNodes == null || this.input.ConnectedNodes.Length == 0)
{
Debug.LogWarningFormat("No connected nodes for {0}", this.name);
return;
}
int nodeNum = Random.Range(0, this.input.ConnectedNodes.Length);
ProcessConnectedNode(nodeNum, activeEvent);
}
/// <summary>
/// Get the connected node of index nodeNum and process it on the ActiveEvent
/// </summary>
/// <param name="nodeNum">The index of the connected node to process</param>
/// <param name="activeEvent">The existing runtime instance of an AudioEvent</param>
protected void ProcessConnectedNode(int nodeNum, ActiveEvent activeEvent)
{
if (this.input == null)
{
Debug.LogWarningFormat(activeEvent.source, "{0} does not have an input on node {1}", activeEvent, this.name);
return;
}
if (nodeNum >= this.input.ConnectedNodes.Length)
{
Debug.LogWarningFormat(activeEvent.source, "{0} tried to access invalid connected node {1}", this.name, nodeNum);
return;
}
this.input.ConnectedNodes[nodeNum].ParentNode.ProcessNode(activeEvent);
}
/// <summary>
/// Start playing an AudioEvent
/// </summary>
/// <param name="eventToPlay">The AudioEvent to play</param>
/// <param name="emitterObject">The GameObject to play the event on</param>
/// <returns>The reference for the runtime event that can be modified or stopped explicitly</returns>
public static ActiveEvent PlayEvent(AudioEvent eventToPlay, GameObject emitterObject)
{
if (eventToPlay == null)
{
return(null);
}
ValidateManager();
if (eventToPlay.InstanceLimit > 0 && CountActiveInstances(eventToPlay) >= eventToPlay.InstanceLimit)
{
//Debug.LogFormat("AudioManager: Instance limit reached for {0}.", eventToPlay.name);
return(null);
}
if (eventToPlay.Group != 0)
{
StopGroupInstances(eventToPlay.Group);
}
AudioSource tempSource = GetUnusedSource(emitterObject);
if (tempSource == null)
{
tempSource = emitterObject.AddComponent <AudioSource>();
tempSource.playOnAwake = false;
}
else
{
AvailableSources.Remove(tempSource);
}
ActiveEvent tempEvent = new ActiveEvent(eventToPlay, tempSource);
tempEvent.Play();
if (AvailableSources.Contains(tempSource))
{
AvailableSources.Remove(tempSource);
}
if (tempEvent.clip != null)
{
ActiveEvents.Add(tempEvent);
}
return(tempEvent);
}
/// <summary>
/// Play the currently-selected event in the scene
/// </summary>
private void PreviewEvent()
{
if (!Application.isPlaying)
{
EditorUtility.DisplayDialog("Can't Preview Audio Event", "Editor must be in play mode to preview events", "OK");
return;
}
if (this.previewEvent != null)
{
this.previewEvent.Stop();
}
GameObject tempEmitter = new GameObject("Preview_" + this.selectedEvent.name);
this.previewEvent = AudioManager.PlayEvent(this.selectedEvent, tempEmitter);
Destroy(tempEmitter, this.previewEvent.EstimatedRemainingTime + 1);
}
/// <summary>
/// Get data for all ActiveEvents in the AudioManager
/// </summary>
private void CollectProfilerEvents()
{
List <ActiveEvent> activeEvents = AudioManager.GetActiveEvents();
ProfilerEvent[] currentEvents = new ProfilerEvent[activeEvents.Count];
for (int i = 0; i < currentEvents.Length; i++)
{
ActiveEvent tempActiveEvent = activeEvents[i];
ProfilerEvent tempProfilerEvent = new ProfilerEvent();
tempProfilerEvent.eventName = tempActiveEvent.rootEvent.name;
tempProfilerEvent.clip = tempActiveEvent.source.clip;
tempProfilerEvent.emitterObject = tempActiveEvent.source.gameObject;
tempProfilerEvent.bus = tempActiveEvent.source.outputAudioMixerGroup;
currentEvents[i] = tempProfilerEvent;
}
this.profilerFrames.Add(currentEvents);
while (this.profilerFrames.Count > MaxFrames)
{
this.profilerFrames.RemoveAt(0);
}
}
/// <summary>
/// Select a node with the current language in the AudioManager
/// </summary>
/// <param name="activeEvent">The existing runtime audio event</param>
public override void ProcessNode(ActiveEvent activeEvent)
{
if (this.input.ConnectedNodes == null || this.input.ConnectedNodes.Length == 0)
{
Debug.LogWarningFormat("No connected nodes for {0}", this.name);
return;
}
for (int i = 0; i < this.input.ConnectedNodes.Length; i++)
{
AudioNode tempNode = this.input.ConnectedNodes[i].ParentNode;
if (tempNode.GetType() == typeof(AudioVoiceFile))
{
AudioVoiceFile voiceNode = (AudioVoiceFile)tempNode;
if (voiceNode.Language == AudioManager.CurrentLanguage)
{
ProcessConnectedNode(i, activeEvent);
return;
}
}
}
Debug.LogErrorFormat(activeEvent.rootEvent, "AudioManager: Event \"{0}\" not localized for language: {1}", activeEvent.rootEvent.name, AudioManager.CurrentLanguage);
}
/// <summary>
/// Add the node's delay to the total delay of the event
/// </summary>
/// <param name="activeEvent"></param>
public override void ProcessNode(ActiveEvent activeEvent)
{
activeEvent.initialDelay += this.delaySeconds;
ProcessConnectedNode(0, activeEvent);
}
/// <summary>
/// Print out the message and move on to the next node
/// </summary>
/// <param name="activeEvent"></param>
public override void ProcessNode(ActiveEvent activeEvent)
{
Debug.Log(this.message, activeEvent.source);
ProcessConnectedNode(0, activeEvent);
}
/// <summary>
/// Base function for node functionality when the AudioEvent is played
/// </summary>
/// <param name="activeEvent">The existing runtime instance of an event</param>
public virtual void ProcessNode(ActiveEvent activeEvent)
{
return;
}
/// <summary>
/// Internal AudioManager use: play the event using a pre-existing ActiveEvent
/// </summary>
/// <param name="activeEvent">The ActiveEvent for the AudioManager to update and track currently playing events</param>
public void SetActiveEventProperties(ActiveEvent activeEvent)
{
this.output.ProcessNode(activeEvent);
}
