FFTAcceleration_blocks_fftw.h

/*
 * FFTAcceleration_blocks_fftw.h
 *
 *  Created on: Feb 12, 2016
 *      Author: gallardjm
 */
#ifndef FFTACC_BLOCK_FFTW_H_
#define FFTACC_BLOCK_FFTW_H_
 
#include "bhfmm/fft/FFTAccelerationImplementations/block/FFTDataContainer_blocks.h"
#include "bhfmm/fft/FFTAccelerationImplementations/block/FFTAcceleration_blocks.h"
#include "bhfmm/fft/tools/FFTW_API.h"
#include <stdexcept>
 
/*
 * Basic implementation using the FFTW library
 * 
 * Use FFTDataContainer_blocks as Data container (2 matrices)
 * initialize_target, M2L and protected function to get the DataContainer defined in abstract FFTAcceleration_blocks
 */
class FFTAcceleration_blocks_fftw: public FFTAcceleration_blocks {
 
public:
 
    FFTAcceleration_blocks_fftw(int order);
    ~~FFTAcceleration_blocks_fftw() {
        delete _fftw_api;
    }
 
    void FFT_initialize_Source(FFTAccelerableExpansion & Expansion,
            double radius);
    void FFT_initialize_TransferFunction(FFTAccelerableExpansion & Expansion);
 
    void FFT_finalize_Target(FFTAccelerableExpansion & Expansion,
            double radius);
 
protected:
    FFTW_API* _fftw_api;
 
};
 
#endif