/// <summary>
/// Calculates the pitch average proccessed by PitchTracker and adjusts the pitch bar.
/// </summary>
/// <param name="onComplete"></param>
/// <param name="min"></param>
/// <param name="max"></param>
/// <param name="durationSlider"></param>
/// <returns></returns>
IEnumerator GetPitchAverage(Action <float> onComplete, float min, float max, Slider durationSlider)
{
float pitches = 0f;
int pitchCount = 0;
PitchTracker.PitchDetectedHandler PitchDetected = (sender, pitchRecord) =>
{
if (pitchRecord.Pitch < 20.0f) // pitches under 20Hz should not occur normally, as it is already not a MIDI note
{
return;
}
pitches += pitchRecord.Pitch;
pitchCount++;
};
m_PitchTracker.PitchDetected += PitchDetected;
float currentDuration = 0f;
while (currentDuration < m_CalibrationDuration)
{
durationSlider.value = Mathf.Lerp(0f, 1f, currentDuration / m_CalibrationDuration);
m_PitchTracker.ProcessBuffer(MicrophoneManager.Instance.GetSamples());
if (m_PitchTracker.CurrentPitchRecord.Pitch > 19f)
{
PitchVisualization.value = MathUtility.ConvertRange(min, max, 0f, 1f, pitches / pitchCount);
}
currentDuration += Time.deltaTime;
yield return(null);
}
m_PitchTracker.PitchDetected -= PitchDetected;
onComplete(pitches / pitchCount);
}
