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vnl_fft_3d< T > Struct Template Reference

#include <vnl_fft_3d.h>

List of all members.


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)


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.


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.


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().


The documentation for this struct was generated from the following file:
Generated at Mon Apr 14 15:06:04 2008 for ITK by doxygen 1.5.1 written by Dimitri van Heesch, © 1997-2000