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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Member Typedef Documentation

typedef float FFTReal::flt_t

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Constructor & Destructor Documentation

FFTReal::FFTReal

(

const long

length

)

[explicit]

References _buffer_ptr, _length, and _nbr_bits.

FFTReal::~FFTReal

(

void

)

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

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

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

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

void FFTReal::rescale

(

flt_t

x[]

)

const

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]

Referenced by do_fft(), and do_ifft().

const TrigoLUT FFTReal::_trigo_lut [private]

Referenced by do_fft(), and do_ifft().

const flt_t FFTReal::_sqrt2_2 [private]

Referenced by do_fft(), and do_ifft().

const long FFTReal::_length [private]

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

const int FFTReal::_nbr_bits [private]

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

flt_t* FFTReal::_buffer_ptr [private]

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