GNU Octave  4.4.1
A high-level interpreted language, primarily intended for numerical computations, mostly compatible with Matlab
Public Member Functions | Static Public Member Functions | List of all members
octave::fftw Class Reference

#include "oct-fftw.h"

Public Member Functions

 fftw (void)=delete
 
 fftw (const fftw &)=delete
 
fftw & operator= (const fftw &)=delete
 

Static Public Member Functions

static int fft (const double *in, Complex *out, size_t npts, size_t nsamples=1, octave_idx_type stride=1, octave_idx_type dist=-1)
 
static int fft (const Complex *in, Complex *out, size_t npts, size_t nsamples=1, octave_idx_type stride=1, octave_idx_type dist=-1)
 
static int fft (const float *in, FloatComplex *out, size_t npts, size_t nsamples=1, octave_idx_type stride=1, octave_idx_type dist=-1)
 
static int fft (const FloatComplex *in, FloatComplex *out, size_t npts, size_t nsamples=1, octave_idx_type stride=1, octave_idx_type dist=-1)
 
static int fftNd (const double *, Complex *, const int, const dim_vector &)
 
static int fftNd (const Complex *, Complex *, const int, const dim_vector &)
 
static int fftNd (const float *, FloatComplex *, const int, const dim_vector &)
 
static int fftNd (const FloatComplex *, FloatComplex *, const int, const dim_vector &)
 
static int ifft (const Complex *in, Complex *out, size_t npts, size_t nsamples=1, octave_idx_type stride=1, octave_idx_type dist=-1)
 
static int ifft (const FloatComplex *in, FloatComplex *out, size_t npts, size_t nsamples=1, octave_idx_type stride=1, octave_idx_type dist=-1)
 
static int ifftNd (const Complex *, Complex *, const int, const dim_vector &)
 
static int ifftNd (const FloatComplex *, FloatComplex *, const int, const dim_vector &)
 

Detailed Description

Definition at line 328 of file oct-fftw.h.

Constructor & Destructor Documentation

◆ fftw() [1/2]

octave::fftw::fftw ( void  )
delete

◆ fftw() [2/2]

octave::fftw::fftw ( const fftw &  )
delete

Member Function Documentation

◆ fft() [1/4]

int octave::fftw::fft ( const double *  in,
Complex *  out,
size_t  npts,
size_t  nsamples = 1,
octave_idx_type  stride = 1,
octave_idx_type  dist = -1 
)
static

Definition at line 857 of file oct-fftw.cc.

References octave::convert_packcomplex_1d(), octave::fftw_planner::create_plan(), and dv.

Referenced by ComplexNDArray::fourier(), FloatComplexNDArray::fourier(), FloatNDArray::fourier(), NDArray::fourier(), Matrix::fourier(), FloatMatrix::fourier(), ComplexMatrix::fourier(), and FloatComplexMatrix::fourier().

◆ fft() [2/4]

int octave::fftw::fft ( const Complex *  in,
Complex *  out,
size_t  npts,
size_t  nsamples = 1,
octave_idx_type  stride = 1,
octave_idx_type  dist = -1 
)
static

Definition at line 878 of file oct-fftw.cc.

References octave::fftw_planner::create_plan(), and dv.

◆ fft() [3/4]

int octave::fftw::fft ( const float *  in,
FloatComplex *  out,
size_t  npts,
size_t  nsamples = 1,
octave_idx_type  stride = 1,
octave_idx_type  dist = -1 
)
static

Definition at line 991 of file oct-fftw.cc.

References octave::convert_packcomplex_1d(), octave::float_fftw_planner::create_plan(), and dv.

◆ fft() [4/4]

int octave::fftw::fft ( const FloatComplex *  in,
FloatComplex *  out,
size_t  npts,
size_t  nsamples = 1,
octave_idx_type  stride = 1,
octave_idx_type  dist = -1 
)
static

Definition at line 1012 of file oct-fftw.cc.

References octave::float_fftw_planner::create_plan(), and dv.

◆ fftNd() [1/4]

int octave::fftw::fftNd ( const double *  in,
Complex *  out,
const int  rank,
const dim_vector &  dv 
)
static

Definition at line 921 of file oct-fftw.cc.

References octave::convert_packcomplex_Nd(), octave::fftw_planner::create_plan(), dv, i, and dim_vector::numel().

Referenced by ComplexNDArray::fourier2d(), FloatComplexNDArray::fourier2d(), FloatNDArray::fourier2d(), NDArray::fourier2d(), Matrix::fourier2d(), FloatMatrix::fourier2d(), ComplexMatrix::fourier2d(), FloatComplexMatrix::fourier2d(), ComplexNDArray::fourierNd(), FloatComplexNDArray::fourierNd(), FloatNDArray::fourierNd(), and NDArray::fourierNd().

◆ fftNd() [2/4]

int octave::fftw::fftNd ( const Complex *  in,
Complex *  out,
const int  rank,
const dim_vector &  dv 
)
static

Definition at line 948 of file oct-fftw.cc.

References octave::fftw_planner::create_plan(), dv, and i.

◆ fftNd() [3/4]

int octave::fftw::fftNd ( const float *  in,
FloatComplex *  out,
const int  rank,
const dim_vector &  dv 
)
static

Definition at line 1056 of file oct-fftw.cc.

References octave::convert_packcomplex_Nd(), octave::float_fftw_planner::create_plan(), dv, i, and dim_vector::numel().

◆ fftNd() [4/4]

int octave::fftw::fftNd ( const FloatComplex *  in,
FloatComplex *  out,
const int  rank,
const dim_vector &  dv 
)
static

Definition at line 1083 of file oct-fftw.cc.

References octave::float_fftw_planner::create_plan(), dv, and i.

◆ ifft() [1/2]

int octave::fftw::ifft ( const Complex *  in,
Complex *  out,
size_t  npts,
size_t  nsamples = 1,
octave_idx_type  stride = 1,
octave_idx_type  dist = -1 
)
static

Definition at line 897 of file oct-fftw.cc.

References octave::fftw_planner::create_plan(), dv, i, and scale().

Referenced by ComplexNDArray::ifourier(), FloatComplexNDArray::ifourier(), FloatNDArray::ifourier(), NDArray::ifourier(), Matrix::ifourier(), FloatMatrix::ifourier(), ComplexMatrix::ifourier(), and FloatComplexMatrix::ifourier().

◆ ifft() [2/2]

int octave::fftw::ifft ( const FloatComplex *  in,
FloatComplex *  out,
size_t  npts,
size_t  nsamples = 1,
octave_idx_type  stride = 1,
octave_idx_type  dist = -1 
)
static

Definition at line 1031 of file oct-fftw.cc.

References octave::float_fftw_planner::create_plan(), dv, i, and scale().

◆ ifftNd() [1/2]

int octave::fftw::ifftNd ( const Complex *  in,
Complex *  out,
const int  rank,
const dim_vector &  dv 
)
static

Definition at line 967 of file oct-fftw.cc.

References octave::fftw_planner::create_plan(), dv, i, dim_vector::numel(), and scale().

Referenced by ComplexNDArray::ifourier2d(), FloatComplexNDArray::ifourier2d(), FloatNDArray::ifourier2d(), NDArray::ifourier2d(), Matrix::ifourier2d(), FloatMatrix::ifourier2d(), ComplexMatrix::ifourier2d(), FloatComplexMatrix::ifourier2d(), ComplexNDArray::ifourierNd(), FloatComplexNDArray::ifourierNd(), FloatNDArray::ifourierNd(), and NDArray::ifourierNd().

◆ ifftNd() [2/2]

int octave::fftw::ifftNd ( const FloatComplex *  in,
FloatComplex *  out,
const int  rank,
const dim_vector &  dv 
)
static

Definition at line 1102 of file oct-fftw.cc.

References octave::float_fftw_planner::create_plan(), dv, i, dim_vector::numel(), and scale().

◆ operator=()

fftw& octave::fftw::operator= ( const fftw &  )
delete
The documentation for this class was generated from the following files: