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Diffstat (limited to 'btl/actions/action_ata_product.hh')
-rw-r--r-- | btl/actions/action_ata_product.hh | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/btl/actions/action_ata_product.hh b/btl/actions/action_ata_product.hh new file mode 100644 index 0000000..04364fe --- /dev/null +++ b/btl/actions/action_ata_product.hh @@ -0,0 +1,145 @@ +//===================================================== +// File : action_ata_product.hh +// Author : L. Plagne <laurent.plagne@edf.fr)> +// Copyright (C) EDF R&D, lun sep 30 14:23:19 CEST 2002 +//===================================================== +// +// This program is free software; you can redistribute it and/or +// modify it under the terms of the GNU General Public License +// as published by the Free Software Foundation; either version 2 +// of the License, or (at your option) any later version. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// You should have received a copy of the GNU General Public License +// along with this program; if not, write to the Free Software +// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +// +#ifndef ACTION_ATA_PRODUCT +#define ACTION_ATA_PRODUCT +#include "utilities.h" +#include "STL_interface.hh" +#include <string> +#include "init/init_function.hh" +#include "init/init_vector.hh" +#include "init/init_matrix.hh" + +using namespace std; + +template<class Interface> +class Action_ata_product { + +public : + + // Ctor + + Action_ata_product( int size ):_size(size) + { + MESSAGE("Action_ata_product Ctor"); + + // STL matrix and vector initialization + + init_matrix<pseudo_random>(A_stl,_size); + init_matrix<null_function>(X_stl,_size); + init_matrix<null_function>(resu_stl,_size); + + // generic matrix and vector initialization + + Interface::matrix_from_stl(A_ref,A_stl); + Interface::matrix_from_stl(X_ref,X_stl); + + Interface::matrix_from_stl(A,A_stl); + Interface::matrix_from_stl(X,X_stl); + + } + + // invalidate copy ctor + + Action_ata_product( const Action_ata_product & ) + { + INFOS("illegal call to Action_ata_product Copy Ctor"); + exit(0); + } + + // Dtor + + ~Action_ata_product( void ){ + + MESSAGE("Action_ata_product Dtor"); + + // deallocation + + Interface::free_matrix(A,_size); + Interface::free_matrix(X,_size); + + Interface::free_matrix(A_ref,_size); + Interface::free_matrix(X_ref,_size); + + } + + // action name + + static inline std::string name( void ) + { + return "ata_"+Interface::name(); + } + + double nb_op_base( void ){ + return 2.0*_size*_size*_size; + } + + inline void initialize( void ){ + + Interface::copy_matrix(A_ref,A,_size); + Interface::copy_matrix(X_ref,X,_size); + + } + + inline void calculate( void ) { + + Interface::ata_product(A,X,_size); + + } + + void check_result( void ){ + if (_size>128) return; + // calculation check + + Interface::matrix_to_stl(X,resu_stl); + + STL_interface<typename Interface::real_type>::ata_product(A_stl,X_stl,_size); + + typename Interface::real_type error= + STL_interface<typename Interface::real_type>::norm_diff(X_stl,resu_stl); + + if (error>1.e-6){ + INFOS("WRONG CALCULATION...residual=" << error); + exit(1); + } + + } + +private : + + typename Interface::stl_matrix A_stl; + typename Interface::stl_matrix X_stl; + typename Interface::stl_matrix resu_stl; + + typename Interface::gene_matrix A_ref; + typename Interface::gene_matrix X_ref; + + typename Interface::gene_matrix A; + typename Interface::gene_matrix X; + + + int _size; + +}; + + +#endif + + + |