max@0: // Copyright (C) 2008-2010 NICTA (www.nicta.com.au)
max@0: // Copyright (C) 2008-2010 Conrad Sanderson
max@0: // 
max@0: // This file is part of the Armadillo C++ library.
max@0: // It is provided without any warranty of fitness
max@0: // for any purpose. You can redistribute this file
max@0: // and/or modify it under the terms of the GNU
max@0: // Lesser General Public License (LGPL) as published
max@0: // by the Free Software Foundation, either version 3
max@0: // of the License or (at your option) any later version.
max@0: // (see http://www.opensource.org/licenses for more info)
max@0: 
max@0: 
max@0: //! \addtogroup fn_diagmat
max@0: //! @{
max@0: 
max@0: 
max@0: //! interpret a matrix or a vector as a diagonal matrix (i.e. off-diagonal entries are zero)
max@0: template<typename T1>
max@0: arma_inline
max@0: const Op<T1, op_diagmat>
max@0: diagmat(const Base<typename T1::elem_type,T1>& X)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   return Op<T1, op_diagmat>(X.get_ref());
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: // TODO:
max@0: // create "op_diagmat2", to allow placement of vector onto a sub- or super- diagonal.
max@0: // op_diagmat2 is required, as other code assumes that op_diagmat indicates only the main diagonal)
max@0: 
max@0: 
max@0: 
max@0: //! @}