/// <summary>
/// Start a generator.
/// </summary>
/// <param name="gen">The </param>
/// <param name="samples">The number of samples for the PCM buffer.</param>
/// <param name="samplesPerSec">Samples per second for the PCM stream.</param>
/// <returns></returns>
public int StartGenerator(GenBase gen, float velocity, int samples, int samplesPerSec)
{
AudioSource source = null;
if (this.audioSources.Count > 0)
{
int lastIdx = this.audioSources.Count - 1;
source = this.audioSources[lastIdx];
this.audioSources.RemoveAt(lastIdx);
}
if (source == null)
{
source = this.sourceHost.AddComponent <AudioSource>();
}
int retId = this.ctr;
++this.ctr;
source.volume = this.masterVol * velocity;
// Wrap meter analysis around it if needed.
// Users of the meter "just have to know" that the meter results
// are put into MeterValue.DefaultMeter
if (this.metered == true)
{
GenMeter genMeter = new GenMeter(gen);
gen = genMeter;
meterRecords.Add(genMeter, new MeterRecord(genMeter, source));
}
PlayingNote pn = new PlayingNote();
pn.id = retId;
pn.velocity = velocity;
pn.generator = gen;
pn.clip =
AudioClip.Create(
"StreamedKeyNote",
samples,
1,
samplesPerSec,
#if UNITY_WEBGL && !UNITY_EDITOR
false,
#else
true,
#endif
pn.generator.ReaderCallback);
pn.source = source;
pn.source.loop = true;
pn.source.clip = pn.clip;
pn.source.Play();
this.activeNotes.Add(retId, pn);
return(retId);
}
public MeterRecord(GenMeter meter, AudioSource playingSource)
{
this.meter = meter;
this.meterValue = meter.Meter;
this.playingSource = playingSource;
}
