void UpdateCoefficients()
{
Ambisonic.PolarCoord p = new Ambisonic.PolarCoord();
p.FromCart(_position);
lock (this)
{
float[] normaliseWeights = Ambisonic.GetNormalisationWeights(_normalisation);
NativePlugin.UpdateAmbisonicWeights(_sourceInstance, p.azimuth, p.elevation, _order, _channelOrder, normaliseWeights);
}
}