revival/game/Assets/Scripts/Audio/AudioManager.cs

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using System.Collections;
using System.Collections.Generic;
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using System.Diagnostics;
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using UnityEngine;
using FMOD;
using FMODUnity;
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using EventInstance = FMOD.Studio.EventInstance;
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[RequireComponent(typeof(FMODUnity.StudioBankLoader))]
public class AudioManager : MonoBehaviour
{
[System.Serializable]
private struct AdjustableAudioBus
{
public string BusName;
public PlayerPrefValue PlayerPref;
public void Initialise()
{
var bus = FMODUnity.RuntimeManager.GetBus( $"bus:/{BusName}" );
PlayerPref.OnFloatSet.AddListener( (vol) => bus.setVolume(vol) );
bus.setVolume( PlayerPref.GetFloat( 1.0f ) );
}
}
[SerializeField]
[EventRef]
private string _musicId;
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[SerializeField]
private float _trackDeltaPerSecond;
private const string TRACK_PARAM = "Track";
private float _currentTrack = 1f;
private int _targetTrack = 1;
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[SerializeField]
private AdjustableAudioBus _musicBus;
[SerializeField]
private AdjustableAudioBus _sfxBus;
[SerializeField]
private AdjustableAudioBus _voBus;
[SerializeField]
private AdjustableAudioBus _uiBus;
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private static AudioManager _instance;
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private EventInstance _musicInstance;
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public static void SetTrack( int track, bool forceLower = false )
{
if ( forceLower || track > _instance._targetTrack )
{
_instance._targetTrack = track;
}
}
void Update()
{
float dt = Time.deltaTime;
float maxDelta = dt * _trackDeltaPerSecond;
_currentTrack = Mathf.MoveTowards( _currentTrack, (float) _targetTrack, maxDelta );
_musicInstance.setParameterByName( TRACK_PARAM, _currentTrack );
}
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void Awake()
{
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if ( _instance != null )
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{
Destroy( gameObject );
return;
}
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_instance = this;
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GetComponent<StudioBankLoader>().enabled = true;
_musicInstance = RuntimeManager.CreateInstance( _musicId );
_musicInstance.start();
_musicBus.Initialise();
_sfxBus.Initialise();
_voBus.Initialise();
_uiBus.Initialise();
}
}