glue_schur_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 glue_schur
00017 //! @{
00018 
00019 
00020 //! Class which implements the immediate Schur product (element-wise multiplication) of two or more matrices
00021 class glue_schur
00022   {
00023   public:
00024   
00025   template<typename T1, typename T2>
00026   inline static void apply(Mat<typename T1::elem_type>& out, const Glue<T1,T2,glue_schur>& X);
00027   
00028   
00029   template<typename T1>
00030   inline static void apply_inplace(Mat<typename T1::elem_type>& out, const T1& X);
00031   
00032   
00033   template<typename eT1, typename eT2>
00034   inline static void apply_mixed(Mat<typename promote_type<eT1,eT2>::result>& out, const Mat<eT1>& X, const Mat<eT2>& Y);
00035   
00036 
00037   template<typename eT>
00038   inline static void apply(Mat<eT>& out, const Mat<eT>& A, const Mat<eT>& B);
00039   
00040   template<typename eT>
00041   inline static void apply(Mat<eT>& out, const Mat<eT>& A, const Mat<eT>& B, const Mat<eT>& C);
00042   
00043   
00044   #if defined(ARMA_GOOD_COMPILER)
00045   
00046   template<typename eT>
00047   inline static void apply(Mat<eT>& out, const Glue<Mat<eT>,Mat<eT>,glue_schur>& X);
00048   
00049   template<typename eT>
00050   inline static void apply(Mat<eT>& out, const Glue< Glue<Mat<eT>,Mat<eT>,glue_schur>, Mat<eT>, glue_schur>& X);
00051   
00052   template<typename T1, typename T2>
00053   inline static void apply_inplace(Mat<typename T1::elem_type>& out, const Glue<T1, T2, glue_schur>& X);
00054 
00055   
00056   #endif
00057   
00058   };
00059 
00060 
00061 
00062 class glue_schur_diag
00063   {
00064   public:
00065   
00066   template<typename T1, typename T2>
00067   inline static void apply(Mat<typename T1::elem_type>& out, const T1& A, const Op<T2,op_diagmat>& B);
00068   
00069   template<typename T1, typename T2>
00070   inline static void apply(Mat<typename T1::elem_type>& out, const Op<T1,op_diagmat>& A, const Op<T2,op_diagmat>& B);
00071   
00072   
00073   template<typename T1, typename T2>
00074   inline static void apply(Mat<typename T1::elem_type>& out, const Glue<T1, Op<T2,op_diagmat>, glue_schur_diag>& X);
00075   
00076   template<typename T1, typename T2>
00077   inline static void apply(Mat<typename T1::elem_type>& out, const Glue<Op<T1,op_diagmat>, T2, glue_schur_diag>& X);
00078   
00079   template<typename T1, typename T2>
00080   inline static void apply(Mat<typename T1::elem_type>& out, const Glue<Op<T1,op_diagmat>, Op<T2,op_diagmat>, glue_schur_diag>& X);
00081   
00082   };
00083 
00084 //! @}
00085