op_max_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_max
00018 //! @{
00019 
00020 
00021 
00022 //! Class for finding maximum values in a matrix
00023 class op_max
00024   {
00025   public:
00026   
00027   template<typename eT>
00028   inline static eT direct_max(const eT* const X, const u32 N);
00029   
00030   template<typename eT>
00031   inline static eT direct_max(const subview<eT>& X);
00032   
00033   template<typename eT>
00034   inline static eT direct_max(const diagview<eT>& X);
00035   
00036   template<typename T1>
00037   inline static void apply(Mat<typename T1::elem_type>& out, const Op<T1,op_max>& in);
00038   
00039   
00040   //
00041   // for complex numbers
00042 
00043   template<typename T>
00044   inline static std::complex<T> direct_max(const std::complex<T>* const X, const u32 n_elem);
00045   
00046   template<typename T>
00047   inline static std::complex<T> direct_max(const subview< std::complex<T> >&X);
00048   
00049   template<typename T>
00050   inline static std::complex<T> direct_max(const diagview< std::complex<T> >&X);
00051   
00052   template<typename T, typename T1>
00053   inline static void apply(Mat< std::complex<T> >& out, const Op<T1,op_max>& in);
00054   
00055   };
00056 
00057 
00058 
00059 //! @}