action_rot.hh

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// 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_ROT
#define ACTION_ROT
#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_rot {
 
public :
 
  // Ctor
  BTL_DONT_INLINE Action_rot( int size ):_size(size)
  {
    MESSAGE("Action_rot Ctor");
 
    // STL matrix and vector initialization
    typename Interface::stl_matrix tmp;
    init_vector<pseudo_random>(A_stl,_size);
    init_vector<pseudo_random>(B_stl,_size);
 
    // generic matrix and vector initialization
    Interface::vector_from_stl(A_ref,A_stl);
    Interface::vector_from_stl(A,A_stl);
    Interface::vector_from_stl(B_ref,B_stl);
    Interface::vector_from_stl(B,B_stl);
  }
 
  // invalidate copy ctor
  Action_rot( const  Action_rot & )
  {
    INFOS("illegal call to Action_rot Copy Ctor");
    exit(1);
  }
 
  // Dtor
  BTL_DONT_INLINE ~Action_rot( void ){
    MESSAGE("Action_rot Dtor");
    Interface::free_vector(A);
    Interface::free_vector(B);
    Interface::free_vector(A_ref);
    Interface::free_vector(B_ref);
  }
 
  // action name
  static inline std::string name( void )
  {
    return "rot_" + Interface::name();
  }
 
  double nb_op_base( void ){
    return 6.0*_size;
  }
 
  BTL_DONT_INLINE  void initialize( void ){
    Interface::copy_vector(A_ref,A,_size);
    Interface::copy_vector(B_ref,B,_size);
  }
 
  BTL_DONT_INLINE void calculate( void ) {
    BTL_ASM_COMMENT("#begin rot");
    Interface::rot(A,B,0.5,0.6,_size);
    BTL_ASM_COMMENT("end rot");
  }
 
  BTL_DONT_INLINE void check_result( void ){
    // calculation check
//     Interface::vector_to_stl(X,resu_stl);
 
//     STL_interface<typename Interface::real_type>::rot(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-3){
//       INFOS("WRONG CALCULATION...residual=" << error);
//       exit(0);
//     }
 
  }
 
private :
 
  typename Interface::stl_vector A_stl;
  typename Interface::stl_vector B_stl;
 
  typename Interface::gene_vector A_ref;
  typename Interface::gene_vector B_ref;
 
  typename Interface::gene_vector A;
  typename Interface::gene_vector B;
 
  int _size;
};
 
 
#endif