op_mean_proto.hpp

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00001 // Copyright (C) 2010 NICTA and the authors listed below
00002 // http://nicta.com.au
00003 // 
00004 // Authors:
00005 // - Conrad Sanderson (conradsand at ieee dot org)
00006 // 
00007 // This file is part of the Armadillo C++ library.
00008 // It is provided without any warranty of fitness
00009 // for any purpose. You can redistribute this file
00010 // and/or modify it under the terms of the GNU
00011 // Lesser General Public License (LGPL) as published
00012 // by the Free Software Foundation, either version 3
00013 // of the License or (at your option) any later version.
00014 // (see http://www.opensource.org/licenses for more info)
00015 
00016 
00017 //! \addtogroup op_mean
00018 //! @{
00019 
00020 //! Class for finding mean values of a matrix
00021 class op_mean
00022   {
00023   public:
00024   
00025   template<typename eT>
00026   inline static eT direct_mean(const eT* const X, const u32 N);
00027   
00028   template<typename eT>
00029   inline static eT direct_mean(const subview<eT>& X);
00030   
00031   template<typename eT>
00032   inline static eT direct_mean(const diagview<eT>& X);
00033   
00034   template<typename T1>
00035   inline static void apply(Mat<typename T1::elem_type>& out, const Op<T1,op_mean>& in);
00036   
00037   };
00038 
00039 //! @}