public override Matrix3x3 ComputeVolumeDistribution(out float volume)
{
var volumeDistribution = new Matrix3x3();
float diagValue = ((2f / 5f) * Radius * Radius);
volumeDistribution.M11 = diagValue;
volumeDistribution.M22 = diagValue;
volumeDistribution.M33 = diagValue;
volume = ComputeVolume();
return volumeDistribution;
}