/// <summary>
/// Returns size of volume in every dimension.
/// </summary>
/// <returns>List containing 3 values(for x,y,z axis).</returns>
public IList <double> GetObjectSize()
{
var xyzSize = new List <double> {
_volume.GetXRange()[1], _volume.GetYRange()[1], _volume.GetZRange()[1]
};
return(xyzSize);
}