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433 lines
10 KiB
433 lines
10 KiB
using UnityEngine;
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using UnityEngine.Audio;
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using System.Collections;
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namespace OVR
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{
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/*
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-----------------------
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SoundEmitter()
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-----------------------
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*/
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public class SoundEmitter : MonoBehaviour {
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public enum FadeState {
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Null,
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FadingIn,
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FadingOut,
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Ducking,
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}
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// OPTIMIZE
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public float volume { get { return audioSource.volume; } set { audioSource.volume = value; } }
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public float pitch { get { return audioSource.pitch; } set { audioSource.pitch = value; } }
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public AudioClip clip { get { return audioSource.clip; } set { audioSource.clip = value; } }
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public float time { get { return audioSource.time; } set { audioSource.time = value; } }
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public float length { get { return ( audioSource.clip != null ) ? audioSource.clip.length : 0.0f; } }
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public bool loop { get { return audioSource.loop; } set { audioSource.loop = value; } }
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public bool mute { get { return audioSource.mute; } set { audioSource.mute = value; } }
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public AudioVelocityUpdateMode velocityUpdateMode { get { return audioSource.velocityUpdateMode; } set { audioSource.velocityUpdateMode = value; } }
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public bool isPlaying { get { return audioSource.isPlaying; } }
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public EmitterChannel channel = EmitterChannel.Reserved;
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public bool disableSpatialization = false;
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private FadeState state = FadeState.Null;
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[System.NonSerialized]
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[HideInInspector]
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public AudioSource audioSource = null;
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[System.NonSerialized]
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[HideInInspector]
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public SoundPriority priority = SoundPriority.Default;
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[System.NonSerialized]
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[HideInInspector]
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public ONSPAudioSource osp = null;
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[System.NonSerialized]
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[HideInInspector]
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public float endPlayTime = 0.0f;
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private Transform lastParentTransform = null;
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[System.NonSerialized]
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[HideInInspector]
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public float defaultVolume = 1.0f;
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[System.NonSerialized]
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[HideInInspector]
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public Transform defaultParent = null;
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[System.NonSerialized]
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[HideInInspector]
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public int originalIdx = -1;
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[System.NonSerialized]
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[HideInInspector]
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public System.Action onFinished = null;
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[System.NonSerialized]
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[HideInInspector]
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public System.Action<object> onFinishedObject = null;
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[System.NonSerialized]
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[HideInInspector]
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public object onFinishedParam;
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[System.NonSerialized]
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[HideInInspector]
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public SoundGroup playingSoundGroup = null;
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/*
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-----------------------
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Awake()
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-----------------------
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*/
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void Awake() {
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// unity defaults to 'playOnAwake = true'
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audioSource = GetComponent<AudioSource>();
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if ( audioSource == null ) {
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audioSource = gameObject.AddComponent<AudioSource>();
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}
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// is the spatialized audio enabled?
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if ( AudioManager.enableSpatialization && !disableSpatialization ) {
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osp = GetComponent<ONSPAudioSource>();
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if ( osp == null ) {
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osp = gameObject.AddComponent<ONSPAudioSource>();
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}
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}
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audioSource.playOnAwake = false;
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audioSource.Stop();
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}
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/*
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-----------------------
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SetPlayingSoundGroup()
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-----------------------
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*/
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public void SetPlayingSoundGroup( SoundGroup soundGroup ) {
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playingSoundGroup = soundGroup;
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if ( soundGroup != null ) {
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soundGroup.IncrementPlayCount();
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}
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}
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/*
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-----------------------
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SetOnFinished()
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-----------------------
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*/
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public void SetOnFinished( System.Action onFinished ) {
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this.onFinished = onFinished;
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}
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/*
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-----------------------
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SetOnFinished()
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-----------------------
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*/
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public void SetOnFinished( System.Action<object> onFinished, object obj ) {
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onFinishedObject = onFinished;
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onFinishedParam = obj;
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}
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/*
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-----------------------
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SetChannel()
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-----------------------
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*/
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public void SetChannel( int _channel ) {
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channel = (EmitterChannel)_channel;
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}
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/*
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-----------------------
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SetDefaultParent()
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-----------------------
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*/
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public void SetDefaultParent( Transform parent ) {
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defaultParent = parent;
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}
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/*
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-----------------------
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SetAudioMixer()
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-----------------------
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*/
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public void SetAudioMixer( AudioMixerGroup _mixer ) {
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if ( audioSource != null ) {
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audioSource.outputAudioMixerGroup = _mixer;
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}
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}
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/*
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-----------------------
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IsPlaying()
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-----------------------
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*/
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public bool IsPlaying() {
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if ( loop && audioSource.isPlaying ) {
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return true;
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}
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return endPlayTime > Time.time;
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}
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/*
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-----------------------
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Play()
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-----------------------
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*/
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public void Play() {
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// overrides everything
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state = FadeState.Null;
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endPlayTime = Time.time + length;
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StopAllCoroutines();
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audioSource.Play();
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}
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/*
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-----------------------
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Pause()
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-----------------------
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*/
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public void Pause() {
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// overrides everything
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state = FadeState.Null;
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StopAllCoroutines();
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audioSource.Pause();
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}
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/*
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-----------------------
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Stop()
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-----------------------
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*/
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public void Stop() {
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// overrides everything
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state = FadeState.Null;
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StopAllCoroutines();
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if ( audioSource != null ) {
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audioSource.Stop();
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}
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if ( onFinished != null ) {
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onFinished();
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onFinished = null;
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}
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if ( onFinishedObject != null ) {
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onFinishedObject( onFinishedParam );
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onFinishedObject = null;
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}
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if ( playingSoundGroup != null ) {
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playingSoundGroup.DecrementPlayCount();
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playingSoundGroup = null;
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}
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}
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/*
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-----------------------
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GetSampleTime()
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-----------------------
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*/
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int GetSampleTime() {
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return audioSource.clip.samples - audioSource.timeSamples;
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}
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/*
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-----------------------
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ParentTo()
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-----------------------
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*/
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public void ParentTo( Transform parent ) {
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if ( lastParentTransform != null ) {
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Debug.LogError( "[SoundEmitter] You must detach the sound emitter before parenting to another object!" );
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return;
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}
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lastParentTransform = transform.parent;
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transform.parent = parent;
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}
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/*
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-----------------------
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DetachFromParent()
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-----------------------
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*/
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public void DetachFromParent() {
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if ( lastParentTransform == null ) {
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transform.parent = defaultParent;
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return;
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}
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transform.parent = lastParentTransform;
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lastParentTransform = null;
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}
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/*
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-----------------------
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ResetParent()
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-----------------------
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*/
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public void ResetParent( Transform parent ) {
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transform.parent = parent;
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lastParentTransform = null;
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}
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/*
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-----------------------
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SyncTo()
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-----------------------
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*/
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public void SyncTo( SoundEmitter other, float fadeTime, float toVolume ) {
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StartCoroutine( DelayedSyncTo( other, fadeTime, toVolume ) );
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}
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/*
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-----------------------
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DelayedSyncTo()
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have to wait until the end of frame to do proper sync'ing
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-----------------------
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*/
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IEnumerator DelayedSyncTo( SoundEmitter other, float fadeTime, float toVolume ) {
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yield return new WaitForEndOfFrame();
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//audio.timeSamples = other.GetSampleTime();
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//audio.time = Mathf.Min( Mathf.Max( 0.0f, other.time - other.length ), other.time );
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audioSource.time = other.time;
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audioSource.Play();
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FadeTo( fadeTime, toVolume );
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}
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/*
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-----------------------
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FadeTo()
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-----------------------
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*/
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public void FadeTo( float fadeTime, float toVolume ) {
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//Log.Print( ">>> FADE TO: " + channel );
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// don't override a fade out
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if ( state == FadeState.FadingOut ) {
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//Log.Print( " ....ABORTED" );
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return;
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}
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state = FadeState.Ducking;
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StopAllCoroutines();
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StartCoroutine( FadeSoundChannelTo( fadeTime, toVolume ) );
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}
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/*
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-----------------------
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FadeIn()
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-----------------------
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*/
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public void FadeIn( float fadeTime, float defaultVolume ) {
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//Log.Print( ">>> FADE IN: " + channel );
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audioSource.volume = 0.0f;
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state = FadeState.FadingIn;
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StopAllCoroutines();
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StartCoroutine( FadeSoundChannel( 0.0f, fadeTime, Fade.In, defaultVolume ) );
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}
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/*
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-----------------------
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FadeIn()
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-----------------------
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*/
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public void FadeIn( float fadeTime ) {
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//Log.Print( ">>> FADE IN: " + channel );
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audioSource.volume = 0.0f;
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state = FadeState.FadingIn;
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StopAllCoroutines();
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StartCoroutine( FadeSoundChannel( 0.0f, fadeTime, Fade.In, defaultVolume ) );
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}
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/*
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-----------------------
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FadeOut()
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-----------------------
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*/
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public void FadeOut( float fadeTime ) {
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//Log.Print( ">>> FADE OUT: " + channel );
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if ( !audioSource.isPlaying ) {
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//Log.Print( " ... SKIPPING" );
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return;
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}
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state = FadeState.FadingOut;
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StopAllCoroutines();
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StartCoroutine( FadeSoundChannel( 0.0f, fadeTime, Fade.Out, audioSource.volume ) );
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}
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/*
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-----------------------
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FadeOutDelayed()
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-----------------------
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*/
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public void FadeOutDelayed( float delayedSecs, float fadeTime ) {
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//Log.Print( ">>> FADE OUT DELAYED: " + channel );
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if ( !audioSource.isPlaying ) {
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//Log.Print( " ... SKIPPING" );
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return;
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}
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state = FadeState.FadingOut;
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StopAllCoroutines();
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StartCoroutine( FadeSoundChannel( delayedSecs, fadeTime, Fade.Out, audioSource.volume ) );
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}
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/*
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-----------------------
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FadeSoundChannelTo()
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-----------------------
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*/
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IEnumerator FadeSoundChannelTo( float fadeTime, float toVolume ) {
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float start = audioSource.volume;
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float end = toVolume;
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float startTime = Time.realtimeSinceStartup;
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float elapsedTime = 0.0f;
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while ( elapsedTime < fadeTime ) {
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elapsedTime = Time.realtimeSinceStartup - startTime;
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float t = elapsedTime / fadeTime;
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audioSource.volume = Mathf.Lerp( start, end, t );
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yield return 0;
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}
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state = FadeState.Null;
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}
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/*
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-----------------------
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FadeSoundChannel()
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-----------------------
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*/
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IEnumerator FadeSoundChannel( float delaySecs, float fadeTime, Fade fadeType, float defaultVolume ) {
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if ( delaySecs > 0.0f ) {
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yield return new WaitForSeconds( delaySecs );
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}
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float start = ( fadeType == Fade.In ) ? 0.0f : defaultVolume;
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float end = ( fadeType == Fade.In ) ? defaultVolume : 0.0f;
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bool restartPlay = false;
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if ( fadeType == Fade.In ) {
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if ( Time.time == 0.0f ) {
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restartPlay = true;
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}
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audioSource.volume = 0.0f;
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audioSource.Play();
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}
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float startTime = Time.realtimeSinceStartup;
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float elapsedTime = 0.0f;
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while ( elapsedTime < fadeTime ) {
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elapsedTime = Time.realtimeSinceStartup - startTime;
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float t = elapsedTime / fadeTime;
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audioSource.volume = Mathf.Lerp( start, end, t );
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yield return 0;
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if ( restartPlay && ( Time.time > 0.0f ) ) {
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audioSource.Play();
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restartPlay = false;
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}
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if ( !audioSource.isPlaying ) {
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break;
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}
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}
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if ( fadeType == Fade.Out ) {
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Stop();
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}
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state = FadeState.Null;
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}
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}
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} // namespace OVR
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