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_conv_to
max@0: //! @{
max@0: 
max@0: 
max@0: 
max@0: //! conversion from Armadillo Base and BaseCube objects to scalars
max@0: //! (kept only for compatibility with old code; use as_scalar() instead for Base objects like Mat)
max@0: template<typename out_eT>
max@0: class conv_to
max@0:   {
max@0:   public:
max@0:   
max@0:   template<typename in_eT, typename T1>
max@0:   inline static out_eT from(const Base<in_eT, T1>& in, const typename arma_not_cx<in_eT>::result* junk = 0);
max@0: 
max@0:   template<typename in_eT, typename T1>
max@0:   inline static out_eT from(const Base<in_eT, T1>& in, const typename arma_cx_only<in_eT>::result* junk = 0);
max@0:   
max@0:   template<typename in_eT, typename T1>
max@0:   inline static out_eT from(const BaseCube<in_eT, T1>& in, const typename arma_not_cx<in_eT>::result* junk = 0);
max@0:   
max@0:   template<typename in_eT, typename T1>
max@0:   inline static out_eT from(const BaseCube<in_eT, T1>& in, const typename arma_cx_only<in_eT>::result* junk = 0);
max@0:   };
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT, typename T1>
max@0: inline
max@0: out_eT
max@0: conv_to<out_eT>::from(const Base<in_eT, T1>& in, const typename arma_not_cx<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   arma_type_check(( is_supported_elem_type<out_eT>::value == false ));
max@0:   
max@0:   const unwrap<T1>      tmp(in.get_ref());
max@0:   const Mat<in_eT>& X = tmp.M;
max@0:   
max@0:   arma_debug_check( (X.n_elem != 1), "conv_to(): given object doesn't have exactly one element" );
max@0:   
max@0:   return out_eT(X.mem[0]);
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT, typename T1>
max@0: inline
max@0: out_eT
max@0: conv_to<out_eT>::from(const Base<in_eT, T1>& in, const typename arma_cx_only<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   arma_type_check(( is_supported_elem_type<out_eT>::value == false ));
max@0:   
max@0:   const unwrap<T1>      tmp(in.get_ref());
max@0:   const Mat<in_eT>& X = tmp.M;
max@0:   
max@0:   arma_debug_check( (X.n_elem != 1), "conv_to(): given object doesn't have exactly one element" );
max@0:   
max@0:   out_eT out;
max@0:   
max@0:   arrayops::convert_cx_scalar(out, X.mem[0]);
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT, typename T1>
max@0: inline
max@0: out_eT
max@0: conv_to<out_eT>::from(const BaseCube<in_eT, T1>& in, const typename arma_not_cx<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   arma_type_check(( is_supported_elem_type<out_eT>::value == false ));
max@0:   
max@0:   const unwrap_cube<T1>  tmp(in.get_ref());
max@0:   const Cube<in_eT>& X = tmp.M;
max@0:   
max@0:   arma_debug_check( (X.n_elem != 1), "conv_to(): given object doesn't have exactly one element" );
max@0:   
max@0:   return out_eT(X.mem[0]);
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT, typename T1>
max@0: inline
max@0: out_eT
max@0: conv_to<out_eT>::from(const BaseCube<in_eT, T1>& in, const typename arma_cx_only<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   arma_type_check(( is_supported_elem_type<out_eT>::value == false ));
max@0:   
max@0:   const unwrap_cube<T1>  tmp(in.get_ref());
max@0:   const Cube<in_eT>& X = tmp.M;
max@0:   
max@0:   arma_debug_check( (X.n_elem != 1), "conv_to(): given object doesn't have exactly one element" );
max@0:   
max@0:   out_eT out;
max@0:   
max@0:   arrayops::convert_cx_scalar(out, X.mem[0]);
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: //! conversion to Armadillo matrices from Armadillo Base objects,
max@0: //! as well as from std::vector, itpp::Mat and itpp::Vec
max@0: template<typename out_eT>
max@0: class conv_to< Mat<out_eT> >
max@0:   {
max@0:   public:
max@0:   
max@0:   template<typename in_eT, typename T1>
max@0:   inline static Mat<out_eT> from(const Base<in_eT, T1>& in, const typename arma_not_cx<in_eT>::result* junk = 0);
max@0:   
max@0:   template<typename in_eT, typename T1>
max@0:   inline static Mat<out_eT> from(const Base<in_eT, T1>& in, const typename arma_cx_only<in_eT>::result* junk = 0);
max@0:   
max@0:   
max@0:   
max@0:   template<typename in_eT>
max@0:   inline static Mat<out_eT> from(const std::vector<in_eT>& in, const typename arma_not_cx<in_eT>::result* junk = 0);
max@0:   
max@0:   template<typename in_eT>
max@0:   inline static Mat<out_eT> from(const std::vector<in_eT>& in, const typename arma_cx_only<in_eT>::result* junk = 0);
max@0:   
max@0:   
max@0:   
max@0:   template<typename in_eT>
max@0:   inline static Mat<out_eT> from(const itpp::Mat<in_eT>& in, const typename arma_not_cx<in_eT>::result* junk = 0);
max@0:   
max@0:   template<typename in_eT>
max@0:   inline static Mat<out_eT> from(const itpp::Mat<in_eT>& in, const typename arma_cx_only<in_eT>::result* junk = 0);
max@0:   
max@0:   
max@0:   
max@0:   template<typename in_eT>
max@0:   inline static Mat<out_eT> from(const itpp::Vec<in_eT>& in, const typename arma_not_cx<in_eT>::result* junk = 0);
max@0:   
max@0:   template<typename in_eT>
max@0:   inline static Mat<out_eT> from(const itpp::Vec<in_eT>& in, const typename arma_cx_only<in_eT>::result* junk = 0);
max@0:   };
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT, typename T1>
max@0: inline
max@0: Mat<out_eT>
max@0: conv_to< Mat<out_eT> >::from(const Base<in_eT, T1>& in, const typename arma_not_cx<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   const unwrap<T1>      tmp(in.get_ref());
max@0:   const Mat<in_eT>& X = tmp.M;
max@0:   
max@0:   Mat<out_eT> out(X.n_rows, X.n_cols);
max@0:   
max@0:   arrayops::convert( out.memptr(), X.memptr(), out.n_elem );
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT, typename T1>
max@0: inline
max@0: Mat<out_eT>
max@0: conv_to< Mat<out_eT> >::from(const Base<in_eT, T1>& in, const typename arma_cx_only<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   const unwrap<T1>      tmp(in.get_ref());
max@0:   const Mat<in_eT>& X = tmp.M;
max@0:   
max@0:   Mat<out_eT> out(X.n_rows, X.n_cols);
max@0:   
max@0:   arrayops::convert_cx( out.memptr(), X.memptr(), out.n_elem );
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT>
max@0: inline
max@0: Mat<out_eT>
max@0: conv_to< Mat<out_eT> >::from(const std::vector<in_eT>& in, const typename arma_not_cx<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   Mat<out_eT> out(in.size(), 1);
max@0:   
max@0:   typename std::vector<in_eT>::const_iterator in_begin = in.begin();
max@0:   typename std::vector<in_eT>::const_iterator in_end   = in.end();
max@0:   
max@0:   typename Mat<out_eT>::iterator out_begin = out.begin();
max@0:   typename Mat<out_eT>::iterator out_end   = out.end();
max@0:   
max@0:   typename std::vector<in_eT>::const_iterator in_it;
max@0:   typename Mat<out_eT>::iterator              out_it;
max@0:   
max@0:   for(in_it = in_begin, out_it = out_begin; (in_it != in_end) && (out_it != out_end); ++in_it, ++out_it)
max@0:     {
max@0:     (*out_it) = out_eT(*in_it);
max@0:     }
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT>
max@0: inline
max@0: Mat<out_eT>
max@0: conv_to< Mat<out_eT> >::from(const std::vector<in_eT>& in, const typename arma_cx_only<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   Mat<out_eT> out(in.size(), 1);
max@0:   
max@0:   typename std::vector<in_eT>::const_iterator in_begin = in.begin();
max@0:   typename std::vector<in_eT>::const_iterator in_end   = in.end();
max@0:   
max@0:   typename Mat<out_eT>::iterator out_begin = out.begin();
max@0:   typename Mat<out_eT>::iterator out_end   = out.end();
max@0:   
max@0:   typename std::vector<in_eT>::const_iterator in_it;
max@0:   typename Mat<out_eT>::iterator              out_it;
max@0:   
max@0:   for(in_it = in_begin, out_it = out_begin; (in_it != in_end) && (out_it != out_end); ++in_it, ++out_it)
max@0:     {
max@0:           out_eT& out_elem = (*out_it);
max@0:     const in_eT&  in_elem  = (*in_it);
max@0:     
max@0:     arrayops::convert_cx_scalar(out_elem, in_elem);
max@0:     }
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT>
max@0: inline
max@0: Mat<out_eT>
max@0: conv_to< Mat<out_eT> >::from(const itpp::Mat<in_eT>& in, const typename arma_not_cx<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   Mat<out_eT> out(in.rows(), in.cols());
max@0:   
max@0:   arrayops::convert( out.memptr(), in._data(), out.n_elem );
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT>
max@0: inline
max@0: Mat<out_eT>
max@0: conv_to< Mat<out_eT> >::from(const itpp::Mat<in_eT>& in, const typename arma_cx_only<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   Mat<out_eT> out(in.rows(), in.cols());
max@0:   
max@0:   arrayops::convert_cx( out.memptr(), in._data(), out.n_elem );
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT>
max@0: inline
max@0: Mat<out_eT>
max@0: conv_to< Mat<out_eT> >::from(const itpp::Vec<in_eT>& in, const typename arma_not_cx<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   Mat<out_eT> out(in.length(), 1);
max@0:   
max@0:   arrayops::convert( out.memptr(), in._data(), out.n_elem );
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT>
max@0: inline
max@0: Mat<out_eT>
max@0: conv_to< Mat<out_eT> >::from(const itpp::Vec<in_eT>& in, const typename arma_cx_only<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   Mat<out_eT> out(in.length(), 1);
max@0:   
max@0:   arrayops::convert_cx( out.memptr(), in._data(), out.n_elem );
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: //! conversion to Armadillo row vectors from Armadillo Base objects,
max@0: //! as well as from std::vector, itpp::Mat and itpp::Vec
max@0: template<typename out_eT>
max@0: class conv_to< Row<out_eT> >
max@0:   {
max@0:   public:
max@0:   
max@0:   template<typename in_eT, typename T1>
max@0:   inline static Row<out_eT> from(const Base<in_eT, T1>& in, const typename arma_not_cx<in_eT>::result* junk = 0);
max@0:   
max@0:   template<typename in_eT, typename T1>
max@0:   inline static Row<out_eT> from(const Base<in_eT, T1>& in, const typename arma_cx_only<in_eT>::result* junk = 0);
max@0:   
max@0:   
max@0:   
max@0:   template<typename in_eT>
max@0:   inline static Row<out_eT> from(const std::vector<in_eT>& in, const typename arma_not_cx<in_eT>::result* junk = 0);
max@0:   
max@0:   template<typename in_eT>
max@0:   inline static Row<out_eT> from(const std::vector<in_eT>& in, const typename arma_cx_only<in_eT>::result* junk = 0);
max@0:   
max@0:   
max@0:   
max@0:   template<typename in_eT>
max@0:   inline static Row<out_eT> from(const itpp::Mat<in_eT>& in, const typename arma_not_cx<in_eT>::result* junk = 0);
max@0:   
max@0:   template<typename in_eT>
max@0:   inline static Row<out_eT> from(const itpp::Mat<in_eT>& in, const typename arma_cx_only<in_eT>::result* junk = 0);
max@0:   
max@0:   
max@0:   
max@0:   template<typename in_eT>
max@0:   inline static Row<out_eT> from(const itpp::Vec<in_eT>& in, const typename arma_not_cx<in_eT>::result* junk = 0);
max@0:   
max@0:   template<typename in_eT>
max@0:   inline static Row<out_eT> from(const itpp::Vec<in_eT>& in, const typename arma_cx_only<in_eT>::result* junk = 0);
max@0:   };
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT, typename T1>
max@0: inline
max@0: Row<out_eT>
max@0: conv_to< Row<out_eT> >::from(const Base<in_eT, T1>& in, const typename arma_not_cx<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   const unwrap<T1>      tmp(in.get_ref());
max@0:   const Mat<in_eT>& X = tmp.M;
max@0:   
max@0:   arma_debug_check( (X.is_vec() == false), "conv_to(): given object can't be interpreted as a vector" );
max@0:   
max@0:   Row<out_eT> out(X.n_elem);
max@0:   
max@0:   arrayops::convert( out.memptr(), X.memptr(), out.n_elem );
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT, typename T1>
max@0: inline
max@0: Row<out_eT>
max@0: conv_to< Row<out_eT> >::from(const Base<in_eT, T1>& in, const typename arma_cx_only<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   const unwrap<T1>      tmp(in.get_ref());
max@0:   const Mat<in_eT>& X = tmp.M;
max@0:   
max@0:   arma_debug_check( (X.is_vec() == false), "conv_to(): given object can't be interpreted as a vector" );
max@0:   
max@0:   Row<out_eT> out(X.n_rows, X.n_cols);
max@0:   
max@0:   arrayops::convert_cx( out.memptr(), X.memptr(), out.n_elem );
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT>
max@0: inline
max@0: Row<out_eT>
max@0: conv_to< Row<out_eT> >::from(const std::vector<in_eT>& in, const typename arma_not_cx<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   Row<out_eT> out( in.size() );
max@0:   
max@0:   typename std::vector<in_eT>::const_iterator in_begin = in.begin();
max@0:   typename std::vector<in_eT>::const_iterator in_end   = in.end();
max@0:   
max@0:   typename Row<out_eT>::iterator out_begin = out.begin();
max@0:   typename Row<out_eT>::iterator out_end   = out.end();
max@0:   
max@0:   typename std::vector<in_eT>::const_iterator in_it;
max@0:   typename Row<out_eT>::iterator              out_it;
max@0:   
max@0:   for(in_it = in_begin, out_it = out_begin; (in_it != in_end) && (out_it != out_end); ++in_it, ++out_it)
max@0:     {
max@0:     (*out_it) = out_eT(*in_it);
max@0:     }
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT>
max@0: inline
max@0: Row<out_eT>
max@0: conv_to< Row<out_eT> >::from(const std::vector<in_eT>& in, const typename arma_cx_only<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   Row<out_eT> out( in.size() );
max@0:   
max@0:   typename std::vector<in_eT>::const_iterator in_begin = in.begin();
max@0:   typename std::vector<in_eT>::const_iterator in_end   = in.end();
max@0:   
max@0:   typename Row<out_eT>::iterator out_begin = out.begin();
max@0:   typename Row<out_eT>::iterator out_end   = out.end();
max@0:   
max@0:   typename std::vector<in_eT>::const_iterator in_it;
max@0:   typename Row<out_eT>::iterator              out_it;
max@0:   
max@0:   for(in_it = in_begin, out_it = out_begin; (in_it != in_end) && (out_it != out_end); ++in_it, ++out_it)
max@0:     {
max@0:           out_eT& out_elem = (*out_it);
max@0:     const in_eT&  in_elem  = (*in_it);
max@0:     
max@0:     arrayops::convert_cx_scalar(out_elem, in_elem);
max@0:     }
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT>
max@0: inline
max@0: Row<out_eT>
max@0: conv_to< Row<out_eT> >::from(const itpp::Mat<in_eT>& in, const typename arma_not_cx<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   const bool is_vec = ( (in.rows() == 1) || (in.cols() == 1) );
max@0:   
max@0:   arma_debug_check( (is_vec == false), "conv_to(): given object can't be interpreted as a vector" );
max@0:   
max@0:   Row<out_eT> out(in.rows() * in.cols());
max@0:   
max@0:   arrayops::convert( out.memptr(), in._data(), out.n_elem );
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT>
max@0: inline
max@0: Row<out_eT>
max@0: conv_to< Row<out_eT> >::from(const itpp::Mat<in_eT>& in, const typename arma_cx_only<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   //const bool is_vec = ( (in.rows() == 1) || (in.cols() == 1) );
max@0:   
max@0:   Row<out_eT> out(in.rows() * in.cols());
max@0:   
max@0:   arrayops::convert_cx( out.memptr(), in._data(), out.n_elem );
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT>
max@0: inline
max@0: Row<out_eT>
max@0: conv_to< Row<out_eT> >::from(const itpp::Vec<in_eT>& in, const typename arma_not_cx<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   Row<out_eT> out(in.length());
max@0:   
max@0:   arrayops::convert( out.memptr(), in._data(), out.n_elem );
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT>
max@0: inline
max@0: Row<out_eT>
max@0: conv_to< Row<out_eT> >::from(const itpp::Vec<in_eT>& in, const typename arma_cx_only<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   Row<out_eT> out(in.length());
max@0:   
max@0:   arrayops::convert_cx( out.memptr(), in._data(), out.n_elem );
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: //! conversion to Armadillo column vectors from Armadillo Base objects,
max@0: //! as well as from std::vector, itpp::Mat and itpp::Vec
max@0: template<typename out_eT>
max@0: class conv_to< Col<out_eT> >
max@0:   {
max@0:   public:
max@0:   
max@0:   template<typename in_eT, typename T1>
max@0:   inline static Col<out_eT> from(const Base<in_eT, T1>& in, const typename arma_not_cx<in_eT>::result* junk = 0);
max@0:   
max@0:   template<typename in_eT, typename T1>
max@0:   inline static Col<out_eT> from(const Base<in_eT, T1>& in, const typename arma_cx_only<in_eT>::result* junk = 0);
max@0:   
max@0:   
max@0:   
max@0:   template<typename in_eT>
max@0:   inline static Col<out_eT> from(const std::vector<in_eT>& in, const typename arma_not_cx<in_eT>::result* junk = 0);
max@0:   
max@0:   template<typename in_eT>
max@0:   inline static Col<out_eT> from(const std::vector<in_eT>& in, const typename arma_cx_only<in_eT>::result* junk = 0);
max@0:   
max@0:   
max@0:   
max@0:   template<typename in_eT>
max@0:   inline static Col<out_eT> from(const itpp::Mat<in_eT>& in, const typename arma_not_cx<in_eT>::result* junk = 0);
max@0:   
max@0:   template<typename in_eT>
max@0:   inline static Col<out_eT> from(const itpp::Mat<in_eT>& in, const typename arma_cx_only<in_eT>::result* junk = 0);
max@0:   
max@0:   
max@0:   
max@0:   template<typename in_eT>
max@0:   inline static Col<out_eT> from(const itpp::Vec<in_eT>& in, const typename arma_not_cx<in_eT>::result* junk = 0);
max@0:   
max@0:   template<typename in_eT>
max@0:   inline static Col<out_eT> from(const itpp::Vec<in_eT>& in, const typename arma_cx_only<in_eT>::result* junk = 0);
max@0:   };
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT, typename T1>
max@0: inline
max@0: Col<out_eT>
max@0: conv_to< Col<out_eT> >::from(const Base<in_eT, T1>& in, const typename arma_not_cx<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   const unwrap<T1>      tmp(in.get_ref());
max@0:   const Mat<in_eT>& X = tmp.M;
max@0:   
max@0:   arma_debug_check( (X.is_vec() == false), "conv_to(): given object can't be interpreted as a vector" );
max@0:   
max@0:   Col<out_eT> out(X.n_elem);
max@0:   
max@0:   arrayops::convert( out.memptr(), X.memptr(), out.n_elem );
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT, typename T1>
max@0: inline
max@0: Col<out_eT>
max@0: conv_to< Col<out_eT> >::from(const Base<in_eT, T1>& in, const typename arma_cx_only<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   const unwrap<T1>      tmp(in.get_ref());
max@0:   const Mat<in_eT>& X = tmp.M;
max@0:   
max@0:   arma_debug_check( (X.is_vec() == false), "conv_to(): given object can't be interpreted as a vector" );
max@0:   
max@0:   Col<out_eT> out(X.n_rows, X.n_cols);
max@0:   
max@0:   arrayops::convert_cx( out.memptr(), X.memptr(), out.n_elem );
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT>
max@0: inline
max@0: Col<out_eT>
max@0: conv_to< Col<out_eT> >::from(const std::vector<in_eT>& in, const typename arma_not_cx<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   Col<out_eT> out( in.size() );
max@0:   
max@0:   typename std::vector<in_eT>::const_iterator in_begin = in.begin();
max@0:   typename std::vector<in_eT>::const_iterator in_end   = in.end();
max@0:   
max@0:   typename Col<out_eT>::iterator out_begin = out.begin();
max@0:   typename Col<out_eT>::iterator out_end   = out.end();
max@0:   
max@0:   typename std::vector<in_eT>::const_iterator in_it;
max@0:   typename Col<out_eT>::iterator              out_it;
max@0:   
max@0:   for(in_it = in_begin, out_it = out_begin; (in_it != in_end) && (out_it != out_end); ++in_it, ++out_it)
max@0:     {
max@0:     (*out_it) = out_eT(*in_it);
max@0:     }
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT>
max@0: inline
max@0: Col<out_eT>
max@0: conv_to< Col<out_eT> >::from(const std::vector<in_eT>& in, const typename arma_cx_only<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   Col<out_eT> out( in.size() );
max@0:   
max@0:   typename std::vector<in_eT>::const_iterator in_begin = in.begin();
max@0:   typename std::vector<in_eT>::const_iterator in_end   = in.end();
max@0:   
max@0:   typename Col<out_eT>::iterator out_begin = out.begin();
max@0:   typename Col<out_eT>::iterator out_end   = out.end();
max@0:   
max@0:   typename std::vector<in_eT>::const_iterator in_it;
max@0:   typename Col<out_eT>::iterator              out_it;
max@0:   
max@0:   for(in_it = in_begin, out_it = out_begin; (in_it != in_end) && (out_it != out_end); ++in_it, ++out_it)
max@0:     {
max@0:           out_eT& out_elem = (*out_it);
max@0:     const in_eT&  in_elem  = (*in_it);
max@0:     
max@0:     arrayops::convert_cx_scalar(out_elem, in_elem);
max@0:     }
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT>
max@0: inline
max@0: Col<out_eT>
max@0: conv_to< Col<out_eT> >::from(const itpp::Mat<in_eT>& in, const typename arma_not_cx<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   const bool is_vec = ( (in.rows() == 1) || (in.cols() == 1) );
max@0:   
max@0:   arma_debug_check( (is_vec == false), "conv_to(): given object can't be interpreted as a vector" );
max@0:   
max@0:   Col<out_eT> out(in.rows() * in.cols());
max@0:   
max@0:   arrayops::convert( out.memptr(), in._data(), out.n_elem );
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT>
max@0: inline
max@0: Col<out_eT>
max@0: conv_to< Col<out_eT> >::from(const itpp::Mat<in_eT>& in, const typename arma_cx_only<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   //const bool is_vec = ( (in.rows() == 1) || (in.cols() == 1) );
max@0:   
max@0:   Col<out_eT> out(in.rows() * in.cols());
max@0:   
max@0:   arrayops::convert_cx( out.memptr(), in._data(), out.n_elem );
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT>
max@0: inline
max@0: Col<out_eT>
max@0: conv_to< Col<out_eT> >::from(const itpp::Vec<in_eT>& in, const typename arma_not_cx<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   Col<out_eT> out( in.length() );
max@0:   
max@0:   arrayops::convert( out.memptr(), in._data(), out.n_elem );
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT>
max@0: inline
max@0: Col<out_eT>
max@0: conv_to< Col<out_eT> >::from(const itpp::Vec<in_eT>& in, const typename arma_cx_only<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   Col<out_eT> out( in.length() );
max@0:   
max@0:   arrayops::convert_cx( out.memptr(), in._data(), out.n_elem );
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: //! conversion to Armadillo cubes from Armadillo BaseCube objects
max@0: template<typename out_eT>
max@0: class conv_to< Cube<out_eT> >
max@0:   {
max@0:   public:
max@0:   
max@0:   template<typename in_eT, typename T1>
max@0:   inline static Cube<out_eT> from(const BaseCube<in_eT, T1>& in, const typename arma_not_cx<in_eT>::result* junk = 0);
max@0:   
max@0:   template<typename in_eT, typename T1>
max@0:   inline static Cube<out_eT> from(const BaseCube<in_eT, T1>& in, const typename arma_cx_only<in_eT>::result* junk = 0);
max@0:   };
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT, typename T1>
max@0: inline
max@0: Cube<out_eT>
max@0: conv_to< Cube<out_eT> >::from(const BaseCube<in_eT, T1>& in, const typename arma_not_cx<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   const unwrap_cube<T1>  tmp( in.get_ref() );
max@0:   const Cube<in_eT>& X = tmp.M;
max@0:   
max@0:   Cube<out_eT> out(X.n_rows, X.n_cols, X.n_slices);
max@0:   
max@0:   arrayops::convert( out.memptr(), X.memptr(), out.n_elem );
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT, typename T1>
max@0: inline
max@0: Cube<out_eT>
max@0: conv_to< Cube<out_eT> >::from(const BaseCube<in_eT, T1>& in, const typename arma_cx_only<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   const unwrap_cube<T1>  tmp( in.get_ref() );
max@0:   const Cube<in_eT>& X = tmp.M;
max@0:   
max@0:   Cube<out_eT> out(X.n_rows, X.n_cols, X.n_slices);
max@0:   
max@0:   arrayops::convert_cx( out.memptr(), X.memptr(), out.n_elem );
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: //! conversion to std::vector from Armadillo Base objects
max@0: template<typename out_eT>
max@0: class conv_to< std::vector<out_eT> >
max@0:   {
max@0:   public:
max@0:   
max@0:   template<typename in_eT, typename T1>
max@0:   inline static std::vector<out_eT> from(const Base<in_eT, T1>& in, const typename arma_not_cx<in_eT>::result* junk = 0);
max@0:   
max@0:   template<typename in_eT, typename T1>
max@0:   inline static std::vector<out_eT> from(const Base<in_eT, T1>& in, const typename arma_cx_only<in_eT>::result* junk = 0);
max@0:   };
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT, typename T1>
max@0: inline
max@0: std::vector<out_eT>
max@0: conv_to< std::vector<out_eT> >::from(const Base<in_eT, T1>& in, const typename arma_not_cx<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   const unwrap<T1>      tmp(in.get_ref());
max@0:   const Mat<in_eT>& X = tmp.M;
max@0:   
max@0:   arma_debug_check( (X.is_vec() == false), "conv_to(): given object can't be interpreted as a vector" );
max@0:   
max@0:   std::vector<out_eT> out(X.n_elem);
max@0:   
max@0:   typename Mat<in_eT>::const_iterator X_begin = X.begin();
max@0:   typename Mat<in_eT>::const_iterator X_end   = X.end();
max@0: 
max@0:   typename std::vector<out_eT>::iterator out_begin = out.begin();
max@0:   typename std::vector<out_eT>::iterator out_end   = out.end();
max@0:   
max@0:   typename Mat<in_eT>::const_iterator    X_it;
max@0:   typename std::vector<out_eT>::iterator out_it;
max@0:   
max@0:   for(X_it = X_begin, out_it = out_begin; (X_it != X_end) && (out_it != out_end); ++X_it, ++out_it)
max@0:     {
max@0:     (*out_it) = out_eT(*X_it);
max@0:     }
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT, typename T1>
max@0: inline
max@0: std::vector<out_eT>
max@0: conv_to< std::vector<out_eT> >::from(const Base<in_eT, T1>& in, const typename arma_cx_only<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   const unwrap<T1>      tmp(in.get_ref());
max@0:   const Mat<in_eT>& X = tmp.M;
max@0:   
max@0:   arma_debug_check( (X.is_vec() == false), "conv_to(): given object can't be interpreted as a vector" );
max@0:   
max@0:   std::vector<out_eT> out(X.n_elem);
max@0:   
max@0:   typename Mat<in_eT>::const_iterator X_begin = X.begin();
max@0:   typename Mat<in_eT>::const_iterator X_end   = X.end();
max@0: 
max@0:   typename std::vector<out_eT>::iterator out_begin = out.begin();
max@0:   typename std::vector<out_eT>::iterator out_end   = out.end();
max@0:   
max@0:   typename Mat<in_eT>::const_iterator    X_it;
max@0:   typename std::vector<out_eT>::iterator out_it;
max@0:   
max@0:   for(X_it = X_begin, out_it = out_begin; (X_it != X_end) && (out_it != out_end); ++X_it, ++out_it)
max@0:     {
max@0:           out_eT& out_elem = (*out_it);
max@0:     const in_eT&  X_elem   = (*X_it);
max@0:     
max@0:     arrayops::convert_cx_scalar(out_elem, X_elem);
max@0:     }
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: //! conversion to itpp::Mat from Armadillo Base objects
max@0: template<typename out_eT>
max@0: class conv_to< itpp::Mat<out_eT> >
max@0:   {
max@0:   public:
max@0:   
max@0:   template<typename in_eT, typename T1>
max@0:   inline static itpp::Mat<out_eT> from(const Base<in_eT, T1>& in, const typename arma_not_cx<in_eT>::result* junk = 0);
max@0:   
max@0:   template<typename in_eT, typename T1>
max@0:   inline static itpp::Mat<out_eT> from(const Base<in_eT, T1>& in, const typename arma_cx_only<in_eT>::result* junk = 0);
max@0:   };
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT, typename T1>
max@0: inline
max@0: itpp::Mat<out_eT>
max@0: conv_to< itpp::Mat<out_eT> >::from(const Base<in_eT, T1>& in, const typename arma_not_cx<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   const unwrap<T1>      tmp( in.get_ref() );
max@0:   const Mat<in_eT>& X = tmp.M;
max@0:   
max@0:   itpp::Mat<out_eT> out(X.n_rows, X.n_cols);
max@0:   
max@0:   arrayops::convert( out._data(), X.memptr(), X.n_elem );
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT, typename T1>
max@0: inline
max@0: itpp::Mat<out_eT>
max@0: conv_to< itpp::Mat<out_eT> >::from(const Base<in_eT, T1>& in, const typename arma_cx_only<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   const unwrap<T1>      tmp( in.get_ref() );
max@0:   const Mat<in_eT>& X = tmp.M;
max@0:   
max@0:   itpp::Mat<out_eT> out(X.n_rows, X.n_cols);
max@0:   
max@0:   arrayops::convert_cx( out._data(), X.memptr(), X.n_elem );
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: 
max@0: //! conversion to itpp::Vec from Armadillo Base objects
max@0: template<typename out_eT>
max@0: class conv_to< itpp::Vec<out_eT> >
max@0:   {
max@0:   public:
max@0:   
max@0:   template<typename in_eT, typename T1>
max@0:   inline static itpp::Vec<out_eT> from(const Base<in_eT, T1>& in, const typename arma_not_cx<in_eT>::result* junk = 0);
max@0:   
max@0:   template<typename in_eT, typename T1>
max@0:   inline static itpp::Vec<out_eT> from(const Base<in_eT, T1>& in, const typename arma_cx_only<in_eT>::result* junk = 0);
max@0:   };
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT, typename T1>
max@0: inline
max@0: itpp::Vec<out_eT>
max@0: conv_to< itpp::Vec<out_eT> >::from(const Base<in_eT, T1>& in, const typename arma_not_cx<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   const unwrap<T1>      tmp( in.get_ref() );
max@0:   const Mat<in_eT>& X = tmp.M;
max@0:   
max@0:   arma_debug_check( (X.is_vec() == false), "conv_to(): given object can't be interpreted as a vector" );
max@0:   
max@0:   itpp::Vec<out_eT> out(X.n_elem);
max@0:   
max@0:   arrayops::convert( out._data(), X.memptr(), X.n_elem );
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: template<typename out_eT>
max@0: template<typename in_eT, typename T1>
max@0: inline
max@0: itpp::Vec<out_eT>
max@0: conv_to< itpp::Vec<out_eT> >::from(const Base<in_eT, T1>& in, const typename arma_cx_only<in_eT>::result* junk)
max@0:   {
max@0:   arma_extra_debug_sigprint();
max@0:   
max@0:   arma_ignore(junk);
max@0:   
max@0:   const unwrap<T1>      tmp( in.get_ref() );
max@0:   const Mat<in_eT>& X = tmp.M;
max@0:   
max@0:   itpp::Vec<out_eT> out(X.n_elem);
max@0:   
max@0:   arrayops::convert_cx( out._data(), X.memptr(), X.n_elem );
max@0:   
max@0:   return out;
max@0:   }
max@0: 
max@0: 
max@0: 
max@0: //! @}