public static extern fftw_plan fftw_plan_dft_3d(int n0,
int n1,
int n2,
ref fftw_complex _in,
ref fftw_complex _out,
int sign,
uint flags);
public static extern fftw_plan fftw_plan_many_dft_c2r(int rank,
ref int n,
int batch,
ref fftw_complex _in,
ref int inembed, int istride, int idist,
ref double _out,
ref int onembed, int ostride, int odist,
uint flags);
public static extern fftw_plan fftw_plan_dft_c2r_2d(int n0,
int n1,
ref fftw_complex _in,
ref double _out,
uint flags);
public static extern fftw_plan fftw_plan_dft_r2c(int rank,
ref int n,
ref double _in,
ref fftw_complex _out,
uint flags);
public static extern fftw_plan fftw_plan_dft_r2c_3d(int n0,
int n1,
int n2,
ref double _in,
ref fftw_complex _out,
uint flags);
public static extern fftw_plan fftw_plan_dft(int rank,
ref int n,
ref fftw_complex _in,
ref fftw_complex _out,
int sign,
uint flags);
public static extern void fftw_execute_dft_c2r(fftw_plan plan,
ref fftw_complex idata,
ref double odata);
public static extern void fftw_execute_dft_r2c(fftw_plan plan,
ref double idata,
ref fftw_complex odata);
public static extern void fftw_execute_dft(fftw_plan plan,
ref fftw_complex idata,
ref fftw_complex odata);
public static extern fftw_plan fftw_plan_guru_dft_c2r(int rank, ref fftw_iodim dims,
int batch_rank, ref fftw_iodim batch_dims,
ref fftw_complex _in, ref double _out,
uint flags);
public static extern fftw_plan fftw_plan_guru_dft(int rank, ref fftw_iodim dims,
int batch_rank, ref fftw_iodim batch_dims,
ref fftw_complex _in, ref fftw_complex _out,
int sign, uint flags);
