FFT Class Reference

Handler class to perform the Fast Fourier Transform. More...

#include <fft.h>

Public Member Functions
	FFT (int n)
	Allocate FFT plans and buffers , enabled for multi-threaded or serial use.
	~FFT ()
	Destroy FFT plans and buffers.
vector< complex< double > >	fft (const vector< double > &v)
	Apply FFT to vector v.
vector< double >	ifft (const vector< complex< double > > &c)
	Apply IFFT to complex vector c.

Static Public Member Functions
static void	preInit (int n)
	Associated with constructor. Will only be called once per the scope of the FFT object instantiation. Needed for multi-threading.
static void	destroyPlan ()
	Destroy plans once all FFT objects are out of scope. Needed for multi-threading.

Static Public Attributes
static bool	planExists

Detailed Description

Handler class to perform the Fast Fourier Transform.

Constructor & Destructor Documentation

FFT()

FFT::FFT

(

int

n

)

Allocate FFT plans and buffers , enabled for multi-threaded or serial use.

Parameters

n	-> FFT size

Member Function Documentation

fft()

vector< complex< double > > FFT::fft

(

const vector< double > &

v

)

Apply FFT to vector v.

Parameters

v

-> vector

ifft()

vector< double > FFT::ifft

(

const vector< complex< double > > &

c

)

Apply IFFT to complex vector c.

Parameters

c	-> complex vector

preInit()

static void FFT::preInit ( int n )

static

Associated with constructor. Will only be called once per the scope of the FFT object instantiation. Needed for multi-threading.

Parameters

n	-> FFT size

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

• include/fft.h