1 //===================================================== 2 // File : action_matrix_matrix_product.hh 3 // Author : L. Plagne <laurent.plagne (at) edf.fr)> 4 // Copyright (C) EDF R&D, lun sep 30 14:23:19 CEST 2002 5 //===================================================== 6 // 7 // This program is free software; you can redistribute it and/or 8 // modify it under the terms of the GNU General Public License 9 // as published by the Free Software Foundation; either version 2 10 // of the License, or (at your option) any later version. 11 // 12 // This program is distributed in the hope that it will be useful, 13 // but WITHOUT ANY WARRANTY; without even the implied warranty of 14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 // GNU General Public License for more details. 16 // You should have received a copy of the GNU General Public License 17 // along with this program; if not, write to the Free Software 18 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 19 // 20 #ifndef ACTION_TRISOLVE_MATRIX_PRODUCT 21 #define ACTION_TRISOLVE_MATRIX_PRODUCT 22 #include "utilities.h" 23 #include "STL_interface.hh" 24 #include <string> 25 #include "init/init_function.hh" 26 #include "init/init_vector.hh" 27 #include "init/init_matrix.hh" 28 29 using namespace std; 30 31 template<class Interface> 32 class Action_trisolve_matrix { 33 34 public : 35 36 // Ctor 37 38 Action_trisolve_matrix( int size ):_size(size) 39 { 40 MESSAGE("Action_trisolve_matrix Ctor"); 41 42 // STL matrix and vector initialization 43 44 init_matrix<pseudo_random>(A_stl,_size); 45 init_matrix<pseudo_random>(B_stl,_size); 46 init_matrix<null_function>(X_stl,_size); 47 init_matrix<null_function>(resu_stl,_size); 48 49 for (int j=0; j<_size; ++j) 50 { 51 for (int i=0; i<j; ++i) 52 A_stl[j][i] = 0; 53 A_stl[j][j] += 3; 54 } 55 56 // generic matrix and vector initialization 57 58 Interface::matrix_from_stl(A_ref,A_stl); 59 Interface::matrix_from_stl(B_ref,B_stl); 60 Interface::matrix_from_stl(X_ref,X_stl); 61 62 Interface::matrix_from_stl(A,A_stl); 63 Interface::matrix_from_stl(B,B_stl); 64 Interface::matrix_from_stl(X,X_stl); 65 66 _cost = 0; 67 for (int j=0; j<_size; ++j) 68 { 69 _cost += 2*j + 1; 70 } 71 _cost *= _size; 72 } 73 74 // invalidate copy ctor 75 76 Action_trisolve_matrix( const Action_trisolve_matrix & ) 77 { 78 INFOS("illegal call to Action_trisolve_matrix Copy Ctor"); 79 exit(0); 80 } 81 82 // Dtor 83 84 ~Action_trisolve_matrix( void ){ 85 86 MESSAGE("Action_trisolve_matrix Dtor"); 87 88 // deallocation 89 90 Interface::free_matrix(A,_size); 91 Interface::free_matrix(B,_size); 92 Interface::free_matrix(X,_size); 93 94 Interface::free_matrix(A_ref,_size); 95 Interface::free_matrix(B_ref,_size); 96 Interface::free_matrix(X_ref,_size); 97 98 } 99 100 // action name 101 102 static inline std::string name( void ) 103 { 104 return "trisolve_matrix_"+Interface::name(); 105 } 106 107 double nb_op_base( void ){ 108 return _cost; 109 } 110 111 inline void initialize( void ){ 112 113 Interface::copy_matrix(A_ref,A,_size); 114 Interface::copy_matrix(B_ref,B,_size); 115 Interface::copy_matrix(X_ref,X,_size); 116 117 } 118 119 inline void calculate( void ) { 120 Interface::trisolve_lower_matrix(A,B,X,_size); 121 } 122 123 void check_result( void ){ 124 125 // calculation check 126 127 // Interface::matrix_to_stl(X,resu_stl); 128 // 129 // STL_interface<typename Interface::real_type>::matrix_matrix_product(A_stl,B_stl,X_stl,_size); 130 // 131 // typename Interface::real_type error= 132 // STL_interface<typename Interface::real_type>::norm_diff(X_stl,resu_stl); 133 // 134 // if (error>1.e-6){ 135 // INFOS("WRONG CALCULATION...residual=" << error); 136 // // exit(1); 137 // } 138 139 } 140 141 private : 142 143 typename Interface::stl_matrix A_stl; 144 typename Interface::stl_matrix B_stl; 145 typename Interface::stl_matrix X_stl; 146 typename Interface::stl_matrix resu_stl; 147 148 typename Interface::gene_matrix A_ref; 149 typename Interface::gene_matrix B_ref; 150 typename Interface::gene_matrix X_ref; 151 152 typename Interface::gene_matrix A; 153 typename Interface::gene_matrix B; 154 typename Interface::gene_matrix X; 155 156 int _size; 157 double _cost; 158 159 }; 160 161 162 #endif 163 164 165 166
