ImmersedBoundaryFftInterface.hpp

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*/
 
#ifndef IMMERSEDBOUNDARYFFTINTERFACE_HPP_
#define IMMERSEDBOUNDARYFFTINTERFACE_HPP_
 
#include <complex>
#include <fftw3.h>
#include "ImmersedBoundaryMesh.hpp"
#include <pocketfft_hdronly.h>
 
template<unsigned DIM>
class ImmersedBoundaryFftInterface
{
protected:
 
    ImmersedBoundaryMesh<DIM,DIM>* mpMesh;
 
    double* mpInputArray;
 
    std::complex<double>* mpComplexArray;
 
    double* mpOutputArray;
 
    pocketfft::shape_t mRealDims;
 
    pocketfft::shape_t mCompDims;
 
    unsigned mHowManyForward;
 
    unsigned mHowManyInverse;
 
    int mRealSep;
 
    int mCompSep;
 
    long int mRealStride;
 
    long int mCompStride;
 
public:
 
    ImmersedBoundaryFftInterface(ImmersedBoundaryMesh<DIM,DIM>* pMesh,
                                 double* pIn,
                                 std::complex<double>* pComplex,
                                 double* pOut,
                                 bool activeSources);
 
    ImmersedBoundaryFftInterface() = delete;
 
    virtual ~ImmersedBoundaryFftInterface();
 
    void FftExecuteForward();
 
    void FftExecuteInverse();
 
    friend class TestImmersedBoundaryFftInterface;
};
 
#endif /*IMMERSEDBOUNDARYFFTINTERFACE_HPP_*/