FFTW.hh

 
#ifndef GRAMODS_MISC_FFTW
#define GRAMODS_MISC_FFTW
 
#include <gmMisc/config.hh>
 
#ifdef gramods_ENABLE_fftw
 
#include <complex>
#include <memory>
 
BEGIN_NAMESPACE_GMMISC
 
class FFTW {
 
public:
 
  struct RealData {
    RealData(size_t N);
    ~RealData();
    const size_t size;
    double *const data;
  };
 
  struct ComplexData {
    ComplexData(size_t N);
    ~ComplexData();
    const size_t size;
    std::complex<double> *const data;
  };
 
  FFTW(std::shared_ptr<RealData> in, std::shared_ptr<ComplexData> out);
  virtual ~FFTW();
 
  void execute();
 
private:
  struct Impl;
  std::unique_ptr<Impl> _impl;
};
 
END_NAMESPACE_GMMISC
 
#endif
#endif