#include "oct-fftw.h"

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 &)

Private Member Functions
	octave_fftw (void)

	octave_fftw (const octave_fftw &)

octave_fftw &	operator= (const octave_fftw &)

Detailed Description

Definition at line 359 of file oct-fftw.h.

Constructor & Destructor Documentation

octave_fftw::octave_fftw ( void )

private

octave_fftw::octave_fftw ( const octave_fftw & )

private

Member Function Documentation

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 827 of file oct-fftw.cc.

References convert_packcomplex_1d(), and octave_fftw_planner::create_plan().

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

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 847 of file oct-fftw.cc.

References octave_fftw_planner::create_plan().

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 956 of file oct-fftw.cc.

References convert_packcomplex_1d(), and octave_float_fftw_planner::create_plan().

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 977 of file oct-fftw.cc.

References octave_float_fftw_planner::create_plan().

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

static

Definition at line 889 of file oct-fftw.cc.

References convert_packcomplex_Nd(), octave_fftw_planner::create_plan(), 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().

int octave_fftw::fftNd	(	const Complex *	in,
		Complex *	out,
		const int	rank,
		const dim_vector &	dv
	)

static

Definition at line 915 of file oct-fftw.cc.

References octave_fftw_planner::create_plan().

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

static

Definition at line 1021 of file oct-fftw.cc.

References convert_packcomplex_Nd(), octave_float_fftw_planner::create_plan(), and dim_vector::numel().

int octave_fftw::fftNd	(	const FloatComplex *	in,
		FloatComplex *	out,
		const int	rank,
		const dim_vector &	dv
	)

static

Definition at line 1048 of file oct-fftw.cc.

References octave_float_fftw_planner::create_plan().

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 865 of file oct-fftw.cc.

References octave_fftw_planner::create_plan(), and scale().

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

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`
	)