Class for performing numerical integration routines. More...

Public Member Functions
	LauIntegrals (Double_t weightsPrecision=1.0e-6)
	Constructor. More...

virtual	~LauIntegrals ()
	Destructor. More...

	LauIntegrals (const LauIntegrals &rhs)
	Copy constructor. More...

LauIntegrals &	operator= (const LauIntegrals &rhs)
	Copy assignment operator. More...

void	calcGaussLegendreWeights (const Int_t numPoints, std::vector< Double_t > &abscissas, std::vector< Double_t > &weights)
	Calculate the Gauss-Legendre weights. More...

void	calcGaussHermiteWeights (const Int_t numPoints, std::vector< Double_t > &abscissas, std::vector< Double_t > &weights)
	Calculate the Gauss-Hermite weights. More...

Private Attributes
Double_t	weightsPrecision_
	The precision to which the weights should be calculated. More...

Detailed Description

Class for performing numerical integration routines.

Class for calculating the Gauss-Legendre or Gauss-Hermite weights required for numerical integration of DP and other PDFs.

Definition at line 44 of file LauIntegrals.hh.

Constructor & Destructor Documentation

LauIntegrals::LauIntegrals ( Double_t weightsPrecision = 1.0e-6 )

Constructor.

Parameters

[in] weightsPrecision the desired precision to which the weights should be calculated

Definition at line 42 of file LauIntegrals.cc.

LauIntegrals::~LauIntegrals ( )

virtual

Destructor.

Definition at line 47 of file LauIntegrals.cc.

LauIntegrals::LauIntegrals ( const LauIntegrals & rhs )

Copy constructor.

Definition at line 51 of file LauIntegrals.cc.

void LauIntegrals::calcGaussHermiteWeights	(	const Int_t	numPoints,
		std::vector< Double_t > &	abscissas,
		std::vector< Double_t > &	weights
	)

Calculate the Gauss-Hermite weights.

Parameters

[in]	numPoints	the number of points in the integration
[out]	abscissas	the values of the abscissa at each integration point
[out]	weights	the weight at each integration point

Definition at line 115 of file LauIntegrals.cc.

void LauIntegrals::calcGaussLegendreWeights	(	const Int_t	numPoints,
		std::vector< Double_t > &	abscissas,
		std::vector< Double_t > &	weights
	)

Calculate the Gauss-Legendre weights.

Parameters

[in]	numPoints	the number of points in the integration
[out]	abscissas	the values of the abscissa at each integration point
[out]	weights	the weight at each integration point

Definition at line 64 of file LauIntegrals.cc.

LauIntegrals & LauIntegrals::operator= ( const LauIntegrals & rhs )

Copy assignment operator.

Definition at line 56 of file LauIntegrals.cc.

Double_t LauIntegrals::weightsPrecision_

private

The precision to which the weights should be calculated.

Definition at line 80 of file LauIntegrals.hh.

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