action_matrix_matrix_product.hh
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00001 //=====================================================
00002 // File   :  action_matrix_matrix_product.hh
00003 // Author :  L. Plagne <laurent.plagne@edf.fr)>
00004 // Copyright (C) EDF R&D,  lun sep 30 14:23:19 CEST 2002
00005 //=====================================================
00006 //
00007 // This program is free software; you can redistribute it and/or
00008 // modify it under the terms of the GNU General Public License
00009 // as published by the Free Software Foundation; either version 2
00010 // of the License, or (at your option) any later version.
00011 //
00012 // This program is distributed in the hope that it will be useful,
00013 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00014 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015 // GNU General Public License for more details.
00016 // You should have received a copy of the GNU General Public License
00017 // along with this program; if not, write to the Free Software
00018 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
00019 //
00020 #ifndef ACTION_MATRIX_MATRIX_PRODUCT
00021 #define ACTION_MATRIX_MATRIX_PRODUCT
00022 #include "utilities.h"
00023 #include "STL_interface.hh"
00024 #include <string>
00025 #include "init/init_function.hh"
00026 #include "init/init_vector.hh"
00027 #include "init/init_matrix.hh"
00028 
00029 using namespace std;
00030 
00031 template<class Interface>
00032 class Action_matrix_matrix_product {
00033 
00034 public :
00035 
00036   // Ctor
00037 
00038   Action_matrix_matrix_product( int size ):_size(size)
00039   {
00040     MESSAGE("Action_matrix_matrix_product Ctor");
00041 
00042     // STL matrix and vector initialization
00043 
00044     init_matrix<pseudo_random>(A_stl,_size);
00045     init_matrix<pseudo_random>(B_stl,_size);
00046     init_matrix<null_function>(X_stl,_size);
00047     init_matrix<null_function>(resu_stl,_size);
00048 
00049     // generic matrix and vector initialization
00050 
00051     Interface::matrix_from_stl(A_ref,A_stl);
00052     Interface::matrix_from_stl(B_ref,B_stl);
00053     Interface::matrix_from_stl(X_ref,X_stl);
00054 
00055     Interface::matrix_from_stl(A,A_stl);
00056     Interface::matrix_from_stl(B,B_stl);
00057     Interface::matrix_from_stl(X,X_stl);
00058 
00059   }
00060 
00061   // invalidate copy ctor
00062 
00063   Action_matrix_matrix_product( const  Action_matrix_matrix_product & )
00064   {
00065     INFOS("illegal call to Action_matrix_matrix_product Copy Ctor");
00066     exit(0);
00067   }
00068 
00069   // Dtor
00070 
00071   ~Action_matrix_matrix_product( void ){
00072 
00073     MESSAGE("Action_matrix_matrix_product Dtor");
00074 
00075     // deallocation
00076 
00077     Interface::free_matrix(A,_size);
00078     Interface::free_matrix(B,_size);
00079     Interface::free_matrix(X,_size);
00080 
00081     Interface::free_matrix(A_ref,_size);
00082     Interface::free_matrix(B_ref,_size);
00083     Interface::free_matrix(X_ref,_size);
00084 
00085   }
00086 
00087   // action name
00088 
00089   static inline std::string name( void )
00090   {
00091     return "matrix_matrix_"+Interface::name();
00092   }
00093 
00094   double nb_op_base( void ){
00095     return 2.0*_size*_size*_size;
00096   }
00097 
00098   inline void initialize( void ){
00099 
00100     Interface::copy_matrix(A_ref,A,_size);
00101     Interface::copy_matrix(B_ref,B,_size);
00102     Interface::copy_matrix(X_ref,X,_size);
00103 
00104   }
00105 
00106   inline void calculate( void ) {
00107       Interface::matrix_matrix_product(A,B,X,_size);
00108   }
00109 
00110   void check_result( void ){
00111 
00112     // calculation check
00113     if (_size<200)
00114     {
00115       Interface::matrix_to_stl(X,resu_stl);
00116       STL_interface<typename Interface::real_type>::matrix_matrix_product(A_stl,B_stl,X_stl,_size);
00117       typename Interface::real_type error=
00118         STL_interface<typename Interface::real_type>::norm_diff(X_stl,resu_stl);
00119       if (error>1.e-6){
00120         INFOS("WRONG CALCULATION...residual=" << error);
00121         exit(1);
00122       }
00123     }
00124   }
00125 
00126 private :
00127 
00128   typename Interface::stl_matrix A_stl;
00129   typename Interface::stl_matrix B_stl;
00130   typename Interface::stl_matrix X_stl;
00131   typename Interface::stl_matrix resu_stl;
00132 
00133   typename Interface::gene_matrix A_ref;
00134   typename Interface::gene_matrix B_ref;
00135   typename Interface::gene_matrix X_ref;
00136 
00137   typename Interface::gene_matrix A;
00138   typename Interface::gene_matrix B;
00139   typename Interface::gene_matrix X;
00140 
00141 
00142   int _size;
00143 
00144 };
00145 
00146 
00147 #endif
00148 
00149 
00150 


re_vision
Author(s): Dorian Galvez-Lopez
autogenerated on Sun Jan 5 2014 11:30:42