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//=====================================================
// Copyright (C) 2011 Andrea Arteaga <andyspiros@gmail.com>
//=====================================================
//
// 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_FFTW_1D
#define ACTION_FFTW_1D
#include <string>
#include <cmath>
#include "base_action_fftw.hh"
/* FORWARD - MEASURE */
template<class Interface>
class Action_FFTW_1D_Forward_Measure : public Action_FFTW_base<Interface>
{
public:
// Constructor
Action_FFTW_1D_Forward_Measure(const int& size) :
Action_FFTW_base<Interface>(size, 1)
{
Interface::fftw_init_plan(this->p, size, this->X, this->Y, FFTW_FORWARD, FFTW_MEASURE);
}
// Action name
static inline std::string name( void )
{
return "FFTW_1D_Forward_Measure_"+Interface::name();
}
// Algorithm complexity
double nb_op_base( void ){
const static double log_2 = std::log(2.);
return this->size_ * std::log(this->size_)/log_2;
}
};
/* FORWARD - ESTIMATE */
template<class Interface>
class Action_FFTW_1D_Forward_Estimate : public Action_FFTW_base<Interface>
{
public:
// Constructor
Action_FFTW_1D_Forward_Estimate(const int& size) :
Action_FFTW_base<Interface>(size, 1)
{
Interface::fftw_init_plan(this->p, size, this->X, this->Y, FFTW_FORWARD, FFTW_ESTIMATE);
}
// Action name
static inline std::string name( void )
{
return "FFTW_1D_Forward_Estimate_"+Interface::name();
}
// Algorithm complexity
double nb_op_base( void ){
const static double log_2 = std::log(2.);
return this->size_ * std::log(this->size_)/log_2;
}
};
/* BACKWARD - MEASURE */
template<class Interface>
class Action_FFTW_1D_Backward_Measure : public Action_FFTW_base<Interface>
{
public:
// Constructor
Action_FFTW_1D_Backward_Measure(const int& size) :
Action_FFTW_base<Interface>(size, 1)
{
Interface::fftw_init_plan(this->p, size, this->X, this->Y, FFTW_BACKWARD, FFTW_MEASURE);
}
// Action name
static inline std::string name( void )
{
return "FFTW_1D_Backward_Measure_"+Interface::name();
}
// Algorithm complexity
double nb_op_base( void ){
const static double log_2 = std::log(2.);
return this->size_ * std::log(this->size_)/log_2;
}
};
/* BACKWARD - ESTIMATE */
template<class Interface>
class Action_FFTW_1D_Backward_Estimate : public Action_FFTW_base<Interface>
{
public:
// Constructor
Action_FFTW_1D_Backward_Estimate(const int& size) :
Action_FFTW_base<Interface>(size, 1)
{
Interface::fftw_init_plan(this->p, size, this->X, this->Y, FFTW_BACKWARD, FFTW_ESTIMATE);
}
// Action name
static inline std::string name( void )
{
return "FFTW_1D_Backward_Estimate_"+Interface::name();
}
// Algorithm complexity
double nb_op_base( void ){
const static double log_2 = std::log(2.);
return this->size_ * std::log(this->size_)/log_2;
}
};
#endif // ACTION_FFTW_1D
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