/// <summary>
/// Gets the absolute power of the specified frequency band. If samplesBefore is not specified,
/// return the most recently updated value, otherwise return the samplesBefore'th most recent value.
/// </summary>
/// <param name="freqBand"></param>
/// <param name="samplesBefore"></param>
/// <returns></returns>
public static float[] GetAbsoluteFrequency(EEG_BANDS freqBand, int samplesBefore = 0)
{
int currPos = currBufferPositionFreq[(int)freqBand];
Debug.Log(currPos);
return(EEGData.freqData[(int)freqBand][(Mathf.Max(currPos - 1, 0) - samplesBefore) % EEGData.bufferSize]);
}
public static float GetRelativeFrequency(EEG_BANDS freqBand, int samplesBefore = 0)
{
float sumBands = 0f;
foreach (EEG_BANDS eegBand in Enum.GetValues(typeof(EEG_BANDS)))
{
sumBands += Mathf.Abs(EEGData.GetAverage(eegBand, samplesBefore));
}
float relFreq = 0f;
if (sumBands > 0)
{
relFreq = Mathf.Abs(EEGData.GetAverage(freqBand, samplesBefore) / sumBands);
}
return(relFreq);
}
public static float GetAverage(EEG_BANDS freqBand, int samplesBefore = 0)
{
return(EEGData.GetAbsoluteFrequency(freqBand, samplesBefore).Average());
}
