mirror of
https://gitlab.com/libeigen/eigen.git
synced 2024-12-21 07:19:46 +08:00
134 lines
3.6 KiB
C++
134 lines
3.6 KiB
C++
//=====================================================
|
|
// File : action_atv_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_ATV_PRODUCT
|
|
#define ACTION_ATV_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_atv_product {
|
|
|
|
public :
|
|
|
|
Action_atv_product( int size ) : _size(size)
|
|
{
|
|
MESSAGE("Action_atv_product Ctor");
|
|
|
|
// STL matrix and vector initialization
|
|
|
|
init_matrix<pseudo_random>(A_stl,_size);
|
|
init_vector<pseudo_random>(B_stl,_size);
|
|
init_vector<null_function>(X_stl,_size);
|
|
init_vector<null_function>(resu_stl,_size);
|
|
|
|
// generic matrix and vector initialization
|
|
|
|
Interface::matrix_from_stl(A_ref,A_stl);
|
|
Interface::vector_from_stl(B_ref,B_stl);
|
|
Interface::vector_from_stl(X_ref,X_stl);
|
|
|
|
Interface::matrix_from_stl(A,A_stl);
|
|
Interface::vector_from_stl(B,B_stl);
|
|
Interface::vector_from_stl(X,X_stl);
|
|
}
|
|
|
|
// invalidate copy ctor
|
|
Action_atv_product( const Action_atv_product & )
|
|
{
|
|
INFOS("illegal call to Action_atv_product Copy Ctor");
|
|
exit(1);
|
|
}
|
|
|
|
~Action_atv_product( void )
|
|
{
|
|
MESSAGE("Action_atv_product Dtor");
|
|
|
|
Interface::free_matrix(A,_size);
|
|
Interface::free_vector(B);
|
|
Interface::free_vector(X);
|
|
|
|
Interface::free_matrix(A_ref,_size);
|
|
Interface::free_vector(B_ref);
|
|
Interface::free_vector(X_ref);
|
|
}
|
|
|
|
static inline std::string name() { return "atv_" + Interface::name(); }
|
|
|
|
double nb_op_base( void ) { return 2.0*_size*_size; }
|
|
|
|
inline void initialize( void ){
|
|
Interface::copy_matrix(A_ref,A,_size);
|
|
Interface::copy_vector(B_ref,B,_size);
|
|
Interface::copy_vector(X_ref,X,_size);
|
|
}
|
|
|
|
BTL_DONT_INLINE void calculate( void ) {
|
|
BTL_ASM_COMMENT("begin atv");
|
|
Interface::atv_product(A,B,X,_size);
|
|
BTL_ASM_COMMENT("end atv");
|
|
}
|
|
|
|
void check_result( void )
|
|
{
|
|
Interface::vector_to_stl(X,resu_stl);
|
|
|
|
STL_interface<typename Interface::real_type>::atv_product(A_stl,B_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_vector B_stl;
|
|
typename Interface::stl_vector X_stl;
|
|
typename Interface::stl_vector resu_stl;
|
|
|
|
typename Interface::gene_matrix A_ref;
|
|
typename Interface::gene_vector B_ref;
|
|
typename Interface::gene_vector X_ref;
|
|
|
|
typename Interface::gene_matrix A;
|
|
typename Interface::gene_vector B;
|
|
typename Interface::gene_vector X;
|
|
|
|
|
|
int _size;
|
|
|
|
};
|
|
|
|
|
|
#endif
|
|
|
|
|
|
|