public int CompareTo(object _obj)
{
Parallepiped obj = (Parallepiped)_obj;
switch (sortBy)
{
case eSortBy.Sum_of_edge_lengths:
return((OA.Length() + OB.Length() + OC.Length()).CompareTo(obj.OA.Length() + obj.OB.Length() + obj.OC.Length()));
case eSortBy.SurfaceArea:
return(SurfaceArea().CompareTo(obj.SurfaceArea()));
case eSortBy.Volume:
return(Volume().CompareTo(obj.Volume()));
}
throw new Exception();
}
public float Sum_of_edge_lengths()
{
return(4 * (OA.Length() + OB.Length() + OC.Length()));
}
