Ensign::fft< d, dim > Struct Template Reference

FFT for arbitrary dimensional data, specified by dim. More...

#include <fft.hpp>

Public Member Functions
	fft (array< Index, dim > dims_, multi_array< double, d > &real, multi_array< complex< double >, d > &freq)
	fft (array< Index, dim > dims_, multi_array< double, d > &real, multi_array< complex< double >, d > &freq, bool adapt)
	~fft ()
void	forward (multi_array< double, d > &real, multi_array< complex< double >, d > &freq)
void	forward (double *real, complex< double > *freq, stloc sl)
void	backward (multi_array< complex< double >, d > &freq, multi_array< double, d > &real)
void	backward (complex< double > *freq, double *real, stloc sl)

Detailed Description

template<size_t d, size_t dim>
struct Ensign::fft< d, dim >

FFT for arbitrary dimensional data, specified by dim.

The class can also be used to e.g. perform multiple 1d FFTS on a 2d array (in this case dim=1 and d=2).

Definition at line 17 of file fft.hpp.

Constructor & Destructor Documentation

fft() [1/2]

template<size_t d, size_t dim>

Ensign::fft< d, dim >::fft	(	array< Index, dim >	dims_,
		multi_array< double, d > &	real,
		multi_array< complex< double >, d > &	freq
	)

fft() [2/2]

template<size_t d, size_t dim>

Ensign::fft< d, dim >::fft	(	array< Index, dim >	dims_,
		multi_array< double, d > &	real,
		multi_array< complex< double >, d > &	freq,
		bool	adapt
	)

~fft()

template<size_t d, size_t dim>

Ensign::fft< d, dim >::~fft

(

)

Member Function Documentation

backward() [1/2]

template<size_t d, size_t dim>

void Ensign::fft< d, dim >::backward	(	complex< double > *	freq,
		double *	real,
		stloc	sl
	)

backward() [2/2]

template<size_t d, size_t dim>

void Ensign::fft< d, dim >::backward	(	multi_array< complex< double >, d > &	freq,
		multi_array< double, d > &	real
	)

forward() [1/2]

template<size_t d, size_t dim>

void Ensign::fft< d, dim >::forward	(	double *	real,
		complex< double > *	freq,
		stloc	sl
	)

forward() [2/2]

template<size_t d, size_t dim>

void Ensign::fft< d, dim >::forward	(	multi_array< double, d > &	real,
		multi_array< complex< double >, d > &	freq
	)

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

• include/generic/fft.hpp