casacore::DFTServer< T > Class Template Reference

Class containing methods for doing n-D slow Fourier transforms. More...

#include <DFTServer.h>

Public Member Functions
	DFTServer ()
	default constructor
	DFTServer (const DFTServer< T > &)
	copy constructor
	DFTServer (Array< T > &, Array< T > &)
	Other constructors.
	DFTServer (int, int, int)
	DFTServer (IPosition &, IPosition &)
	~DFTServer ()
	destructor
DFTServer< T > &	operator= (const DFTServer< T > &)
	assignment
void	rcdft (Array< T > &, Array< T > &)
	n-d real <-> complex dft
void	crdft (Array< T > &, Array< T > &)
	n-d complex <-> real dft
void	cxdft (Array< T > &, Array< T > &, int)
	n-d complex <-> complex dft
void	showReal (Array< T > &)
	display only the real component of the data
void	showComplex (Array< T > &)
	display both the real and the imaginary components of the data

Private Member Functions
void	c2c (Matrix< T > &, Matrix< T > &, int)
	does a complex to complex DFT
Matrix< T >	getMatrix (Array< T > &)
	turn a general array into a matrix

Private Attributes
int	dimension
	dimension of the both input and output data
int	numTime
	number of time data points
int	numFreq
	number of frequency data points
int	crFlag
	set to 1 (true) if a crfft is done

Detailed Description

template<class T>
class casacore::DFTServer< T >

Class containing methods for doing n-D slow Fourier transforms.

Synopsis

The DFTServer class contains methods for doing n-dimensional Slow Fourier Transforms. (In practice, the maximum dimension is 3).

Definition at line 73 of file DFTServer.h.

Constructor & Destructor Documentation

DFTServer() [1/5]

template<class T >

casacore::DFTServer< T >::DFTServer

(

)

default constructor

DFTServer() [2/5]

template<class T >

casacore::DFTServer< T >::DFTServer

(

const DFTServer< T > &

)

copy constructor

DFTServer() [3/5]

template<class T >

casacore::DFTServer< T >::DFTServer	(	Array< T > &	,
		Array< T > &
	)

Other constructors.

DFTServer() [4/5]

template<class T >

casacore::DFTServer< T >::DFTServer	(	int	,
		int	,
		int
	)

DFTServer() [5/5]

template<class T >

casacore::DFTServer< T >::DFTServer	(	IPosition &	,
		IPosition &
	)

~DFTServer()

template<class T >

casacore::DFTServer< T >::~DFTServer

(

)

destructor

Member Function Documentation

c2c()

template<class T >

void casacore::DFTServer< T >::c2c ( Matrix< T > &  , Matrix< T > &  , int    )

private

does a complex to complex DFT

crdft()

template<class T >

void casacore::DFTServer< T >::crdft	(	Array< T > &	,
		Array< T > &
	)

n-d complex <-> real dft

cxdft()

template<class T >

void casacore::DFTServer< T >::cxdft	(	Array< T > &	,
		Array< T > &	,
		int
	)

n-d complex <-> complex dft

getMatrix()

template<class T >

Matrix< T > casacore::DFTServer< T >::getMatrix ( Array< T > &  )

private

turn a general array into a matrix

operator=()

template<class T >

DFTServer< T > & casacore::DFTServer< T >::operator=

(

const DFTServer< T > &

)

assignment

rcdft()

template<class T >

void casacore::DFTServer< T >::rcdft	(	Array< T > &	,
		Array< T > &
	)

n-d real <-> complex dft

showComplex()

template<class T >

void casacore::DFTServer< T >::showComplex

(

Array< T > &

)

display both the real and the imaginary components of the data

showReal()

template<class T >

void casacore::DFTServer< T >::showReal

(

Array< T > &

)

display only the real component of the data

Member Data Documentation

crFlag

template<class T >

int casacore::DFTServer< T >::crFlag

private

set to 1 (true) if a crfft is done

Definition at line 121 of file DFTServer.h.

dimension

template<class T >

int casacore::DFTServer< T >::dimension

private

dimension of the both input and output data

Definition at line 112 of file DFTServer.h.

numFreq

template<class T >

int casacore::DFTServer< T >::numFreq

private

number of frequency data points

Definition at line 118 of file DFTServer.h.

numTime

template<class T >

int casacore::DFTServer< T >::numTime

private

number of time data points

Definition at line 115 of file DFTServer.h.

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

• scimath/Mathematics/DFTServer.h