syslib_proto.hpp

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00001 // Copyright (C) 2009 NICTA
00002 // 
00003 // Authors:
00004 // - Conrad Sanderson (conradsand at ieee dot org)
00005 // 
00006 // This file is part of the Armadillo C++ library.
00007 // It is provided without any warranty of fitness
00008 // for any purpose. You can redistribute this file
00009 // and/or modify it under the terms of the GNU
00010 // Lesser General Public License (LGPL) as published
00011 // by the Free Software Foundation, either version 3
00012 // of the License or (at your option) any later version.
00013 // (see http://www.opensource.org/licenses for more info)
00014 
00015 
00016 //! \addtogroup syslib
00017 //! @{
00018 
00019 
00020 class syslib
00021   {
00022   public:
00023   
00024   template<typename eT>
00025   arma_inline
00026   static
00027   void
00028   copy_elem(eT* dest, const eT* src, const u32 n_elem)
00029     {
00030     if( n_elem <= (128/sizeof(eT)) )
00031       {
00032       for(u32 i=0; i<n_elem; ++i)
00033         {
00034         dest[i] = src[i];
00035         }
00036       }
00037     else
00038       {
00039       std::memcpy(dest, src, n_elem*sizeof(eT));
00040       }
00041   
00042     }
00043   
00044   };
00045 
00046 
00047 //! @}