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2 | // This program is free software; you can redistribute it and/or
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3 | // modify it under the terms of the GNU General Public License
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4 | // as published by the Free Software Foundation; either version 2
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5 | // of the License, or (at your option) any later version.
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6 | //
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7 | // This program is distributed in the hope that it will be useful,
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8 | // but WITHOUT ANY WARRANTY; without even the implied warranty of
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9 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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10 | // GNU General Public License for more details.
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11 | // You should have received a copy of the GNU General Public License
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12 | // along with this program; if not, write to the Free Software
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13 | // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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14 | //
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15 | #ifndef ACTION_GER
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16 | #define ACTION_GER
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17 | #include "utilities.h"
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18 | #include "STL_interface.hh"
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19 | #include <string>
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20 | #include "init/init_function.hh"
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21 | #include "init/init_vector.hh"
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22 | #include "init/init_matrix.hh"
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23 |
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24 | using namespace std;
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25 |
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26 | template<class Interface>
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27 | class Action_ger {
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28 |
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29 | public :
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30 |
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31 | // Ctor
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32 | BTL_DONT_INLINE Action_ger( int size ):_size(size)
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33 | {
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34 | MESSAGE("Action_ger Ctor");
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35 |
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36 | // STL matrix and vector initialization
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37 | typename Interface::stl_matrix tmp;
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38 | init_matrix<pseudo_random>(A_stl,_size);
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39 | init_vector<pseudo_random>(B_stl,_size);
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40 | init_vector<pseudo_random>(X_stl,_size);
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41 | init_vector<null_function>(resu_stl,_size);
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42 |
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43 | // generic matrix and vector initialization
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44 | Interface::matrix_from_stl(A_ref,A_stl);
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45 | Interface::matrix_from_stl(A,A_stl);
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46 | Interface::vector_from_stl(B_ref,B_stl);
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47 | Interface::vector_from_stl(B,B_stl);
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48 | Interface::vector_from_stl(X_ref,X_stl);
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49 | Interface::vector_from_stl(X,X_stl);
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50 | }
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51 |
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52 | // invalidate copy ctor
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53 | Action_ger( const Action_ger & )
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54 | {
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55 | INFOS("illegal call to Action_ger Copy Ctor");
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56 | exit(1);
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57 | }
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58 |
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59 | // Dtor
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60 | BTL_DONT_INLINE ~Action_ger( void ){
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61 | MESSAGE("Action_ger Dtor");
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62 | Interface::free_matrix(A,_size);
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63 | Interface::free_vector(B);
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64 | Interface::free_vector(X);
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65 | Interface::free_matrix(A_ref,_size);
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66 | Interface::free_vector(B_ref);
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67 | Interface::free_vector(X_ref);
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68 |
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69 | }
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70 |
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71 | // action name
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72 | static inline std::string name( void )
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73 | {
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74 | return "ger_" + Interface::name();
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75 | }
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76 |
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77 | double nb_op_base( void ){
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78 | return 2.0*_size*_size;
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79 | }
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80 |
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81 | BTL_DONT_INLINE void initialize( void ){
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82 | Interface::copy_matrix(A_ref,A,_size);
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83 | Interface::copy_vector(B_ref,B,_size);
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84 | Interface::copy_vector(X_ref,X,_size);
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85 | }
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86 |
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87 | BTL_DONT_INLINE void calculate( void ) {
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88 | BTL_ASM_COMMENT("#begin ger");
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89 | Interface::ger(A,B,X,_size);
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90 | BTL_ASM_COMMENT("end ger");
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91 | }
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92 |
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93 | BTL_DONT_INLINE void check_result( void ){
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94 | // calculation check
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95 | Interface::vector_to_stl(X,resu_stl);
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96 |
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97 | STL_interface<typename Interface::real_type>::ger(A_stl,B_stl,X_stl,_size);
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98 |
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99 | typename Interface::real_type error=
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100 | STL_interface<typename Interface::real_type>::norm_diff(X_stl,resu_stl);
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101 |
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102 | if (error>1.e-3){
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103 | INFOS("WRONG CALCULATION...residual=" << error);
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104 | // exit(0);
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105 | }
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106 |
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107 | }
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108 |
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109 | private :
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110 |
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111 | typename Interface::stl_matrix A_stl;
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112 | typename Interface::stl_vector B_stl;
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113 | typename Interface::stl_vector X_stl;
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114 | typename Interface::stl_vector resu_stl;
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115 |
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116 | typename Interface::gene_matrix A_ref;
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117 | typename Interface::gene_vector B_ref;
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118 | typename Interface::gene_vector X_ref;
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119 |
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120 | typename Interface::gene_matrix A;
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121 | typename Interface::gene_vector B;
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122 | typename Interface::gene_vector X;
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123 |
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124 | int _size;
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125 | };
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126 |
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127 |
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128 | #endif
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