Chris@49: // Copyright (C) 2008-2010 NICTA (www.nicta.com.au)
Chris@49: // Copyright (C) 2008-2010 Conrad Sanderson
Chris@49: // 
Chris@49: // This Source Code Form is subject to the terms of the Mozilla Public
Chris@49: // License, v. 2.0. If a copy of the MPL was not distributed with this
Chris@49: // file, You can obtain one at http://mozilla.org/MPL/2.0/.
Chris@49: 
Chris@49: 
Chris@49: //! \addtogroup unwrap_cube
Chris@49: //! @{
Chris@49: 
Chris@49: 
Chris@49: 
Chris@49: template<typename T1>
Chris@49: class unwrap_cube
Chris@49:   {
Chris@49:   public:
Chris@49:   
Chris@49:   typedef typename T1::elem_type eT;
Chris@49:   
Chris@49:   inline
Chris@49:   unwrap_cube(const T1& A)
Chris@49:     : M(A)
Chris@49:     {
Chris@49:     arma_extra_debug_sigprint();
Chris@49:     }
Chris@49:   
Chris@49:   const Cube<eT> M;
Chris@49:   };
Chris@49: 
Chris@49: 
Chris@49: 
Chris@49: template<typename eT>
Chris@49: class unwrap_cube< Cube<eT> >
Chris@49:   {
Chris@49:   public:
Chris@49: 
Chris@49:   inline
Chris@49:   unwrap_cube(const Cube<eT>& A)
Chris@49:     : M(A)
Chris@49:     {
Chris@49:     arma_extra_debug_sigprint();
Chris@49:     }
Chris@49: 
Chris@49:   const Cube<eT>& M;
Chris@49:   };
Chris@49: 
Chris@49: 
Chris@49: 
Chris@49: //
Chris@49: //
Chris@49: //
Chris@49: 
Chris@49: 
Chris@49: 
Chris@49: template<typename T1>
Chris@49: class unwrap_cube_check
Chris@49:   {
Chris@49:   typedef typename T1::elem_type eT;
Chris@49:   
Chris@49:   inline
Chris@49:   unwrap_cube_check(const T1& A, const Cube<eT>&)
Chris@49:     : M(A)
Chris@49:     {
Chris@49:     arma_extra_debug_sigprint();
Chris@49:     
Chris@49:     arma_type_check(( is_arma_cube_type<T1>::value == false ));
Chris@49:     }
Chris@49:   
Chris@49:   const Cube<eT> M;
Chris@49:   };
Chris@49: 
Chris@49: 
Chris@49: 
Chris@49: template<typename eT>
Chris@49: class unwrap_cube_check< Cube<eT> >
Chris@49:   {
Chris@49:   public:
Chris@49: 
Chris@49:   inline
Chris@49:   unwrap_cube_check(const Cube<eT>& A, const Cube<eT>& B)
Chris@49:     : M_local( (&A == &B) ? new Cube<eT>(A) : 0 )
Chris@49:     , M      ( (&A == &B) ? (*M_local)      : A )
Chris@49:     {
Chris@49:     arma_extra_debug_sigprint();
Chris@49:     }
Chris@49:   
Chris@49:   
Chris@49:   inline
Chris@49:   ~unwrap_cube_check()
Chris@49:     {
Chris@49:     arma_extra_debug_sigprint();
Chris@49:     
Chris@49:     if(M_local)
Chris@49:       {
Chris@49:       delete M_local;
Chris@49:       }
Chris@49:     }
Chris@49:   
Chris@49:   
Chris@49:   // the order below is important
Chris@49:   const Cube<eT>* M_local;
Chris@49:   const Cube<eT>& M;
Chris@49:   
Chris@49:   };
Chris@49: 
Chris@49: 
Chris@49: 
Chris@49: //! @}