FFTReal Class Reference

#include <FFTReal.h>

List of all members.

Classes
class	BitReversedLUT
class	TrigoLUT

Public Types
typedef float	flt_t

Public Member Functions
	FFTReal (const long length)
	~FFTReal ()
void	do_fft (flt_t f[], const flt_t x[]) const
void	do_ifft (const flt_t f[], flt_t x[]) const
void	rescale (flt_t x[]) const

Private Member Functions
	FFTReal (const FFTReal &other)
const FFTReal &	operator= (const FFTReal &other)
int	operator== (const FFTReal &other)
int	operator!= (const FFTReal &other)

Private Attributes
const BitReversedLUT	_bit_rev_lut
const TrigoLUT	_trigo_lut
const flt_t	_sqrt2_2
const long	_length
const int	_nbr_bits
flt_t *	_buffer_ptr

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Detailed Description

Definition at line 26 of file FFTReal.h.

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Member Typedef Documentation

typedef float FFTReal::flt_t

Definition at line 33 of file FFTReal.h.

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Constructor & Destructor Documentation

FFTReal::FFTReal ( const long  length )

explicit

Definition at line 38 of file FFTReal.cpp.

References _buffer_ptr, _length, and _nbr_bits.

FFTReal::~FFTReal

(

void

)

Definition at line 58 of file FFTReal.cpp.

References _buffer_ptr.

FFTReal::FFTReal ( const FFTReal &  other )

private

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Member Function Documentation

void FFTReal::do_fft	(	flt_t	f[],
		const flt_t	x[]
	)		const

Definition at line 78 of file FFTReal.cpp.

References _bit_rev_lut, _buffer_ptr, _length, _nbr_bits, _sqrt2_2, _trigo_lut, FFTReal::BitReversedLUT::get_ptr(), and FFTReal::TrigoLUT::get_ptr().

void FFTReal::do_ifft	(	const flt_t	f[],
		flt_t	x[]
	)		const

Definition at line 265 of file FFTReal.cpp.

References _bit_rev_lut, _buffer_ptr, _length, _nbr_bits, _sqrt2_2, _trigo_lut, FFTReal::BitReversedLUT::get_ptr(), and FFTReal::TrigoLUT::get_ptr().

void FFTReal::rescale

(

flt_t

x[]

)

const

Definition at line 460 of file FFTReal.cpp.

References _length.

const FFTReal& FFTReal::operator= ( const FFTReal &  other )

private

int FFTReal::operator== ( const FFTReal &  other )

private

int FFTReal::operator!= ( const FFTReal &  other )

private

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Member Data Documentation

const BitReversedLUT FFTReal::_bit_rev_lut

private

Definition at line 69 of file FFTReal.h.

Referenced by do_fft(), and do_ifft().

const TrigoLUT FFTReal::_trigo_lut

private

Definition at line 70 of file FFTReal.h.

Referenced by do_fft(), and do_ifft().

const flt_t FFTReal::_sqrt2_2

private

Definition at line 71 of file FFTReal.h.

Referenced by do_fft(), and do_ifft().

const long FFTReal::_length

private

Definition at line 72 of file FFTReal.h.

Referenced by do_fft(), do_ifft(), FFTReal(), and rescale().

const int FFTReal::_nbr_bits

private

Definition at line 73 of file FFTReal.h.

Referenced by do_fft(), do_ifft(), and FFTReal().

flt_t* FFTReal::_buffer_ptr

private

Definition at line 74 of file FFTReal.h.

Referenced by do_fft(), do_ifft(), FFTReal(), and ~FFTReal().

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The documentation for this class was generated from the following files:

• CSL/Utilities/FFTReal.h
• CSL/Utilities/FFTReal.cpp