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 podarray
max@0: //! @{
max@0: 
max@0: 
max@0: 
max@0: struct podarray_prealloc_n_elem
max@0:   {
max@0:   static const uword val = 16;
max@0:   };
max@0: 
max@0: 
max@0: 
max@0: //! A lightweight array for POD types. If the amount of memory requested is small, the stack is used.
max@0: 
max@0: template<typename eT>
max@0: class podarray
max@0:   {
max@0:   public:
max@0:   
max@0:   arma_aligned const uword       n_elem; //!< number of elements held
max@0:   arma_aligned const eT* const mem;    //!< pointer to memory used by the object
max@0:   
max@0:   
max@0:   protected:
max@0:   //! Internal memory, to avoid calling the 'new' operator for small amounts of memory.
max@0:   arma_aligned eT mem_local[ podarray_prealloc_n_elem::val ];
max@0:   
max@0:   
max@0:   public:
max@0:   
max@0:   inline ~podarray();
max@0:   inline  podarray();
max@0:   
max@0:   inline                 podarray (const podarray& x);
max@0:   inline const podarray& operator=(const podarray& x);
max@0:   
max@0:   arma_inline explicit podarray(const uword new_N);
max@0:   
max@0:   arma_inline explicit podarray(const eT* X, const uword new_N);
max@0:   
max@0:   arma_inline eT& operator[] (const uword i);
max@0:   arma_inline eT  operator[] (const uword i) const;
max@0:   
max@0:   arma_inline eT& operator() (const uword i);
max@0:   arma_inline eT  operator() (const uword i) const;
max@0:   
max@0:   inline void set_size(const uword new_n_elem);
max@0:   inline void reset();
max@0:   
max@0:   inline void fill(const eT val);
max@0:   
max@0:   inline void zeros();
max@0:   inline void zeros(const uword new_n_elem);
max@0:   
max@0:   arma_inline       eT* memptr();
max@0:   arma_inline const eT* memptr() const;
max@0:   
max@0:   arma_hot inline void copy_row(const Mat<eT>& A, const uword row);
max@0:   
max@0:   protected:
max@0:   
max@0:   inline void init(const uword new_n_elem);
max@0:   
max@0:   };
max@0: 
max@0: 
max@0: 
max@0: //! @}