protected override void OnCreate()
{
this._graph = this.World.GetOrCreateSystem <AudioSystem>()
.Graph;
using (var block = this._graph.CreateCommandBlock())
{
this._current = this.CreateNode(block);
this._previous = this.CreateNode(block);
}
}
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
);
}
}
private void RemoveState(Entity entity, ref AudioClipPlayerSystemState state)
{
this.PostUpdateCommands.RemoveComponent <AudioClipPlayerSystemState>(entity);
this._graph.TerminateAudioSampleNode(state.node);
}
private void UpdateState(Entity entity, ref AudioClipPlayerSystemState state)
{
}
