protected override void OnCreate()
{
this._samples = new AudioSampleSet(GetAudioSamples());
this._prefab = this.EntityManager.CreateEntity(typeof(PlaysOneShotAudioSample), typeof(Prefab));
this.EntityManager.SetName(this._prefab, "One shot audio");
this.EntityManager.SetSharedComponentData(this._prefab, new PlaysOneShotAudioSample(this._samples));
}
protected override void OnCreate()
{
if (!WaveHelper.TryReadWav(
Path.Combine(Application.dataPath, "Music", "short.wav"),
//Path.Combine(Application.dataPath, "Music", "bensound-summer.wav"),
out var music
))
{
return;
}
// try read uses temporary allocation so we resample with more persistant allocation
this._music = new AudioSampleSet(music.Initialize(AudioSettings.outputSampleRate));
music.Dispose();
this.EntityManager.SetSharedComponentData(
this.EntityManager.CreateEntity(typeof(ChangesMusicTrack)),
new ChangesMusicTrack(this._music)
);
}
public void ChangeMusicTrack(AudioSampleSet sample)
{
var random = sample.RandomSample();
if (!random.HasValue)
{
return;
}
// swap the current and previous
var current = this._previous;
this._previous = this._current;
this._current = current;
using (var block = this._graph.CreateCommandBlock())
{
block.TriggerAudioSample(
this._current.node,
random.Value.ToReader(true),
Categories.Music
);
block.SetAttenuation(
this._current.connection,
1f,
AudioSettings.outputSampleRate * 15
);
block.SetAttenuation(
this._previous.connection,
0f,
AudioSettings.outputSampleRate * 4
);
}
}
protected override void OnDestroy()
{
Debug.Log($"{nameof(ExampleMusicSystem)}.{nameof(this.OnDestroy)}");
this._music?.Dispose();
this._music = null;
}
protected override void OnDestroy()
{
Debug.Log($"{nameof(ExampleOneShotSystem)}.{nameof(this.OnDestroy)}");
this._samples?.Dispose();
this._samples = null;
}
public ChangesMusicTrack(AudioSampleSet samples)
{
this.samples = samples;
}
public static AudioSampleData?RandomSample(this AudioSampleSet set) =>
set.samples.Length != 0
? set.samples[UnityEngine.Random.Range(0, set.samples.Length)]
: (AudioSampleData?)null;
public PlaysOneShotAudioSample(AudioSampleSet samples)
{
this.samples = samples;
}
