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Diffstat (limited to 'bench/btl/actions/action_partial_lu.hh')
-rw-r--r-- | bench/btl/actions/action_partial_lu.hh | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/bench/btl/actions/action_partial_lu.hh b/bench/btl/actions/action_partial_lu.hh new file mode 100644 index 000000000..837661027 --- /dev/null +++ b/bench/btl/actions/action_partial_lu.hh @@ -0,0 +1,125 @@ +//===================================================== +// File : action_lu_decomp.hh +// Copyright (C) 2008 Gael Guennebaud <g.gael@free.fr> +//===================================================== +// +// 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_PARTIAL_LU +#define ACTION_PARTIAL_LU +#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_partial_lu { + +public : + + // Ctor + + Action_partial_lu( int size ):_size(size) + { + MESSAGE("Action_partial_lu Ctor"); + + // STL vector initialization + init_matrix<pseudo_random>(X_stl,_size); + init_matrix<null_function>(C_stl,_size); + + // make sure X is invertible + for (int i=0; i<_size; ++i) + X_stl[i][i] = X_stl[i][i] * 1e2 + 1; + + // generic matrix and vector initialization + Interface::matrix_from_stl(X_ref,X_stl); + Interface::matrix_from_stl(X,X_stl); + Interface::matrix_from_stl(C,C_stl); + + _cost = 2.0*size*size*size/3.0 + size*size; + } + + // invalidate copy ctor + + Action_partial_lu( const Action_partial_lu & ) + { + INFOS("illegal call to Action_partial_lu Copy Ctor"); + exit(1); + } + + // Dtor + + ~Action_partial_lu( void ){ + + MESSAGE("Action_partial_lu Dtor"); + + // deallocation + Interface::free_matrix(X_ref,_size); + Interface::free_matrix(X,_size); + Interface::free_matrix(C,_size); + } + + // action name + + static inline std::string name( void ) + { + return "partial_lu_decomp_"+Interface::name(); + } + + double nb_op_base( void ){ + return _cost; + } + + inline void initialize( void ){ + Interface::copy_matrix(X_ref,X,_size); + } + + inline void calculate( void ) { + Interface::partial_lu_decomp(X,C,_size); + } + + void check_result( void ){ + // calculation check +// Interface::matrix_to_stl(C,resu_stl); + +// STL_interface<typename Interface::real_type>::lu_decomp(X_stl,C_stl,_size); +// +// typename Interface::real_type error= +// STL_interface<typename Interface::real_type>::norm_diff(C_stl,resu_stl); +// +// if (error>1.e-6){ +// INFOS("WRONG CALCULATION...residual=" << error); +// exit(0); +// } + + } + +private : + + typename Interface::stl_matrix X_stl; + typename Interface::stl_matrix C_stl; + + typename Interface::gene_matrix X_ref; + typename Interface::gene_matrix X; + typename Interface::gene_matrix C; + + int _size; + double _cost; +}; + +#endif |