vnl_fft_3d< T > Struct Template Reference

#include <vnl_fft_3d.h>

List of all members.

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Detailed Description

template<class T>
struct vnl_fft_3d< T >

In-place 3D fast fourier transform.

Definition at line 20 of file vnl_fft_3d.h.

Public Types
typedef vnl_fft_base< 3, T >	base
Public Member Functions
void	bwd_transform (vnl_matrix< vcl_complex< T > > &signal)
unsigned	cols () const
void	fwd_transform (vnl_matrix< vcl_complex< T > > &signal)
unsigned	rows () const
void	transform (vnl_matrix< vcl_complex< T > > &signal, int dir)
	vnl_fft_3d (int M, int N, int Q)

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Member Typedef Documentation

template<class T>

typedef vnl_fft_base<3, T> vnl_fft_3d< T >::base

Definition at line 22 of file vnl_fft_3d.h.

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Constructor & Destructor Documentation

template<class T>

vnl_fft_3d< T >::vnl_fft_3d	(	int	M,
		int	N,
		int	Q
	)			[inline]

constructor takes size of signal.

Definition at line 26 of file vnl_fft_3d.h.

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Member Function Documentation

template<class T>

void vnl_fft_3d< T >::bwd_transform

(

vnl_matrix< vcl_complex< T > > &

signal

)

[inline]

backward (inverse) FFT.

Definition at line 44 of file vnl_fft_3d.h.

References vnl_fft_3d< T >::transform().

template<class T>

unsigned vnl_fft_3d< T >::cols

(

)

const [inline]

Definition at line 50 of file vnl_fft_3d.h.

template<class T>

void vnl_fft_3d< T >::fwd_transform

(

vnl_matrix< vcl_complex< T > > &

signal

)

[inline]

forward FFT.

Definition at line 39 of file vnl_fft_3d.h.

References vnl_fft_3d< T >::transform().

template<class T>

unsigned vnl_fft_3d< T >::rows

(

)

const [inline]

return size of signal.

Definition at line 49 of file vnl_fft_3d.h.

template<class T>

void vnl_fft_3d< T >::transform	(	vnl_matrix< vcl_complex< T > > &	signal,
		int	dir
	)			[inline]

dir = +1/-1 according to direction of transform.

Definition at line 34 of file vnl_fft_3d.h.

Referenced by vnl_fft_3d< T >::bwd_transform(), and vnl_fft_3d< T >::fwd_transform().

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The documentation for this struct was generated from the following file:

• vnl_fft_3d.h

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