fft.cc File Reference

#include "include.h"
#include "newmatap.h"

Include dependency graph for fft.cc:

Go to the source code of this file.

Defines
#define	REPORT   {}
#define	WANT_MATH
Functions
static void	cossin (int n, int d, Real &c, Real &s)
void	DCT (const ColumnVector &U, ColumnVector &V)
void	DCT_II (const ColumnVector &U, ColumnVector &V)
void	DCT_II_inverse (const ColumnVector &V, ColumnVector &U)
void	DCT_inverse (const ColumnVector &V, ColumnVector &U)
void	DST (const ColumnVector &U, ColumnVector &V)
void	DST_II (const ColumnVector &U, ColumnVector &V)
void	DST_II_inverse (const ColumnVector &V, ColumnVector &U)
void	DST_inverse (const ColumnVector &V, ColumnVector &U)
void	FFT (const ColumnVector &U, const ColumnVector &V, ColumnVector &X, ColumnVector &Y)
void	FFTI (const ColumnVector &U, const ColumnVector &V, ColumnVector &X, ColumnVector &Y)
static void	fftstep (ColumnVector &A, ColumnVector &B, ColumnVector &X, ColumnVector &Y, int after, int now, int before)
void	RealFFT (const ColumnVector &U, ColumnVector &X, ColumnVector &Y)
void	RealFFTI (const ColumnVector &A, const ColumnVector &B, ColumnVector &U)

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Define Documentation

#define REPORT   {}

Definition at line 22 of file fft.cc.

#define WANT_MATH

Definition at line 6 of file fft.cc.

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Function Documentation

static void cossin	(	int	n,
		int	d,
		Real &	c,
		Real &	s
	)		[static]

Definition at line 25 of file fft.cc.

void DCT	(	const ColumnVector &	U,
		ColumnVector &	V
	)

Definition at line 398 of file fft.cc.

void DCT_II	(	const ColumnVector &	U,
		ColumnVector &	V
	)

Definition at line 254 of file fft.cc.

void DCT_II_inverse	(	const ColumnVector &	V,
		ColumnVector &	U
	)

Definition at line 282 of file fft.cc.

void DCT_inverse	(	const ColumnVector &	V,
		ColumnVector &	U
	)

Definition at line 364 of file fft.cc.

void DST	(	const ColumnVector &	U,
		ColumnVector &	V
	)

Definition at line 435 of file fft.cc.

void DST_II	(	const ColumnVector &	U,
		ColumnVector &	V
	)

Definition at line 309 of file fft.cc.

void DST_II_inverse	(	const ColumnVector &	V,
		ColumnVector &	U
	)

Definition at line 337 of file fft.cc.

void DST_inverse	(	const ColumnVector &	V,
		ColumnVector &	U
	)

Definition at line 407 of file fft.cc.

void FFT	(	const ColumnVector &	U,
		const ColumnVector &	V,
		ColumnVector &	X,
		ColumnVector &	Y
	)

Definition at line 196 of file fft.cc.

void FFTI	(	const ColumnVector &	U,
		const ColumnVector &	V,
		ColumnVector &	X,
		ColumnVector &	Y
	)

Definition at line 115 of file fft.cc.

static void fftstep	(	ColumnVector &	A,
		ColumnVector &	B,
		ColumnVector &	X,
		ColumnVector &	Y,
		int	after,
		int	now,
		int	before
	)		[static]

Definition at line 45 of file fft.cc.

void RealFFT	(	const ColumnVector &	U,
		ColumnVector &	X,
		ColumnVector &	Y
	)

Definition at line 125 of file fft.cc.

void RealFFTI	(	const ColumnVector &	A,
		const ColumnVector &	B,
		ColumnVector &	U
	)

Definition at line 161 of file fft.cc.