Functions for FFTWComplex

Functions
template<class R >
FFTWComplex< R >::NormType	abs (const FFTWComplex< R > &a)
	absolute value (= magnitude)
template<class R >
R	arg (const FFTWComplex< R > &a)
	phase
template<class R >
FFTWComplex< R >	conj (const FFTWComplex< R > &a)
	complex conjugate
template<class R >
R	imag (const FFTWComplex< R > &a)
	imaginary part
template<class R >
FFTWComplex< R >::NormType	norm (const FFTWComplex< R > &a)
	norm (= magnitude)
template<class R >
bool	operator!= (FFTWComplex< R > const &a, const FFTWComplex< R > &b)
	not equal
template<class R >
bool	operator!= (FFTWComplex< R > const &a, double b)
	not equal
template<class R >
bool	operator!= (double a, const FFTWComplex< R > &b)
	not equal
template<class R >
FFTWComplex< R >	operator* (FFTWComplex< R > a, const FFTWComplex< R > &b)
	multiplication
template<class R >
FFTWComplex< R >	operator* (FFTWComplex< R > a, double b)
	right multiplication with scalar double
template<class R >
FFTWComplex< R >	operator* (double a, FFTWComplex< R > b)
	left multiplication with scalar double
template<class R >
FFTWComplex< R > &	operator*= (FFTWComplex< R > &a, const FFTWComplex< R > &b)
	multiply-assignment
template<class R >
FFTWComplex< R > &	operator*= (FFTWComplex< R > &a, double b)
	multiply-assignment with scalar double
template<class R >
FFTWComplex< R >	operator+ (FFTWComplex< R > a, const FFTWComplex< R > &b)
	addition
template<class R >
FFTWComplex< R >	operator+ (FFTWComplex< R > a, double b)
	right addition with scalar double
template<class R >
FFTWComplex< R >	operator+ (double a, FFTWComplex< R > b)
	left addition with scalar double
template<class R >
FFTWComplex< R > &	operator+= (FFTWComplex< R > &a, const FFTWComplex< R > &b)
	add-assignment
template<class R >
FFTWComplex< R > &	operator+= (FFTWComplex< R > &a, double b)
	add-assignment with scalar double
template<class R >
FFTWComplex< R >	operator- (FFTWComplex< R > a, const FFTWComplex< R > &b)
	subtraction
template<class R >
FFTWComplex< R >	operator- (FFTWComplex< R > a, double b)
	right subtraction with scalar double
template<class R >
FFTWComplex< R >	operator- (double a, FFTWComplex< R > const &b)
	left subtraction with scalar double
template<class R >
FFTWComplex< R > &	operator-= (FFTWComplex< R > &a, const FFTWComplex< R > &b)
	subtract-assignment
template<class R >
FFTWComplex< R > &	operator-= (FFTWComplex< R > &a, double b)
	subtract-assignment with scalar double
template<class R >
FFTWComplex< R >	operator/ (FFTWComplex< R > a, const FFTWComplex< R > &b)
	division
template<class R >
FFTWComplex< R >	operator/ (FFTWComplex< R > a, double b)
	right division with scalar double
template<class R >
FFTWComplex< R > &	operator/= (FFTWComplex< R > &a, const FFTWComplex< R > &b)
	divide-assignment
template<class R >
FFTWComplex< R > &	operator/= (FFTWComplex< R > &a, double b)
	divide-assignment with scalar double
template<class R >
bool	operator== (FFTWComplex< R > const &a, const FFTWComplex< R > &b)
	equal
template<class R >
R	real (const FFTWComplex< R > &a)
	real part
template<class R >
FFTWComplex< R >::SquaredNormType	squaredNorm (const FFTWComplex< R > &a)
	squared norm (= squared magnitude)

Detailed Description

#include <vigra/fftw3.hxx> (for FFTW 3) or
#include <vigra/fftw.hxx> (for deprecated FFTW 2)

These functions fulfill the requirements of an Algebraic Field. Return types are determined according to Numeric and Promote Traits of FFTWComplex.

Namespace: vigra