FourierOperators Class Reference

#include <FourierOperators.h>

Public Member Functions
	FourierOperators (const int &numberOfDimensions, const int &nx, const int &ny=1, const int &nz=1)
	~FourierOperators ()
void	setDimensions (const int &numberOfDimensions, const int &nx, const int &ny=1, const int &nz=1)
void	setPeriod (const real &xPeriod, const real &yPeriod=twoPi, const real &zPeriod=twoPi)
void	setDefaultRanges (const Range &R1, const Range &R2=nullRange, const Range &R3=nullRange)
void	realToFourier (const RealArray &u, RealArray &uHat, const Range &Components=nullRange)
void	fourierToReal (const RealArray &uHat, RealArray &u, const Range &Components=nullRange)
void	fourierDerivative (const RealArray &uHat, RealArray &uHatDerivative, const int &xDerivative=1, const int &yDerivative=0, const int &zDerivative=0, const Range &Components=nullRange)
void	fourierLaplacian (const RealArray &uHat, RealArray &uHatLaplacian, const int &power=1, const Range &Components=nullRange)
void	transform (const int &forwardOrBackward, const RealArray &u, RealArray &uHat, const Range &Components)

Constructor & Destructor Documentation

FourierOperators::FourierOperators	(	const int &	numberOfDimensions,
		const int &	nx,
		const int &	ny = 1,
		const int &	nz = 1
	)

References FALSE, setDimensions(), and twoPi.

FourierOperators::~FourierOperators

(

)

Member Function Documentation

void FourierOperators::fourierDerivative	(	const RealArray &	uHat,
		RealArray &	uHatDerivative,
		const int &	xDerivative = 1,
		const int &	yDerivative = 0,
		const int &	zDerivative = 0,
		const Range &	Components = nullRange
	)

References nullRange, pow(), and R.

Referenced by MappedGridOperators::spectralDerivatives().

void FourierOperators::fourierLaplacian	(	const RealArray &	uHat,
		RealArray &	uHatLaplacian,
		const int &	power = 1,
		const Range &	Components = nullRange
	)

References nullRange, and pow().

Referenced by MappedGridOperators::spectralDerivatives().

void FourierOperators::fourierToReal	(	const RealArray &	uHat,
		RealArray &	u,
		const Range &	Components = nullRange
	)

References transform().

Referenced by MappedGridOperators::spectralDerivatives().

void FourierOperators::realToFourier	(	const RealArray &	u,
		RealArray &	uHat,
		const Range &	Components = nullRange
	)

References transform().

Referenced by MappedGridOperators::spectralDerivatives().

void FourierOperators::setDefaultRanges	(	const Range &	R1,
		const Range &	R2 = nullRange,
		const Range &	R3 = nullRange
	)

References FALSE, and nullRange.

Referenced by MappedGridOperators::spectralDerivatives().

void FourierOperators::setDimensions	(	const int &	numberOfDimensions,
		const int &	nx,
		const int &	ny = 1,
		const int &	nz = 1
	)

References FALSE.

Referenced by FourierOperators().

void FourierOperators::setPeriod	(	const real &	xPeriod,
		const real &	yPeriod = twoPi,
		const real &	zPeriod = twoPi
	)

References FALSE.

Referenced by MappedGridOperators::spectralDerivatives().

void FourierOperators::transform	(	const int &	forwardOrBackward,
		const RealArray &	u,
		RealArray &	uHat,
		const Range &	Components
	)

References i2, nullRange, RFFTB, and RFFTF.

Referenced by fourierToReal(), and realToFourier().

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

• FourierOperators.h
• FourierOperators.C