EvtItgAbsFunction Class Reference

#include <EvtItgAbsFunction.hh>

Inheritance diagram for EvtItgAbsFunction:

Public Member Functions
	EvtItgAbsFunction (double lowerRange, double upperRange)
virtual	~EvtItgAbsFunction ()
virtual double	value (double x) const
virtual double	operator() (double x) const
double	upperRange () const
double	lowerRange () const
void	getRange (double &lower, double &upper) const
virtual void	setCoeff (int, int, double)=0
virtual double	getCoeff (int, int)=0

Protected Member Functions
virtual double	myFunction (double x) const =0
void	setRange (double x1, double x2)

Detailed Description

Definition at line 34 of file EvtItgAbsFunction.hh.

Constructor & Destructor Documentation

EvtItgAbsFunction()

EvtItgAbsFunction::EvtItgAbsFunction	(	double	lowerRange,
		double	upperRange
	)

Definition at line 36 of file EvtItgAbsFunction.cc.

                                                                        :
  _upperRange(upperRange),
  _lowerRange(lowerRange){}

~EvtItgAbsFunction()

EvtItgAbsFunction::~EvtItgAbsFunction ( )

virtual

Definition at line 40 of file EvtItgAbsFunction.cc.

{}

Member Function Documentation

getCoeff()

virtual double EvtItgAbsFunction::getCoeff ( int  , int    )

pure virtual

Implemented in EvtItgFourCoeffFcn, EvtItgFunction, EvtItgPtrFunction, EvtItgThreeCoeffFcn, and EvtItgTwoCoeffFcn.

Referenced by EvtBtoXsgammaRootFinder::GetGaussIntegFcnRoot().

getRange()

void EvtItgAbsFunction::getRange ( double &  lower, double &  upper  ) const

inline

Definition at line 53 of file EvtItgAbsFunction.hh.

{ lower = _lowerRange; upper = _upperRange; } 

lowerRange()

double EvtItgAbsFunction::lowerRange ( ) const

inline

Definition at line 52 of file EvtItgAbsFunction.hh.

{return _lowerRange;}

Referenced by EvtItgAbsIntegrator::normalisation().

myFunction()

virtual double EvtItgAbsFunction::myFunction ( double  x ) const

protectedpure virtual

Implemented in EvtItgFourCoeffFcn, EvtItgFunction, EvtItgPtrFunction, EvtItgThreeCoeffFcn, and EvtItgTwoCoeffFcn.

Referenced by operator()(), and value().

operator()()

double EvtItgAbsFunction::operator() ( double  x ) const

virtual

Definition at line 54 of file EvtItgAbsFunction.cc.

                                           {
  return myFunction(x);
}

setCoeff()

virtual void EvtItgAbsFunction::setCoeff ( int  , int  , double    )

pure virtual

Implemented in EvtItgFourCoeffFcn, EvtItgFunction, EvtItgPtrFunction, EvtItgThreeCoeffFcn, and EvtItgTwoCoeffFcn.

Referenced by EvtBtoXsgammaRootFinder::GetGaussIntegFcnRoot().

setRange()

void EvtItgAbsFunction::setRange ( double  x1, double  x2  )

inlineprotected

Definition at line 60 of file EvtItgAbsFunction.hh.

{ _lowerRange=x1; _upperRange=x2; };

upperRange()

double EvtItgAbsFunction::upperRange ( ) const

inline

Definition at line 51 of file EvtItgAbsFunction.hh.

{return _upperRange;}

Referenced by EvtItgAbsIntegrator::normalisation().

value()

double EvtItgAbsFunction::value ( double  x ) const

virtual

Definition at line 45 of file EvtItgAbsFunction.cc.

                                       {
  if (x >= _lowerRange && x <= _upperRange) return myFunction(x);
   report(ERROR,"EvtGen") << "Error in EvtItgAbsFunction::value.  Given co-ordinate " << x
                << " is outside of allowed range [" << _lowerRange << ", "
                << _upperRange << "].  Returning 0.0" << endl;
  return 0.0;  // Never get here
}

Referenced by EvtBtoXsgammaRootFinder::GetRootSingleFunc(), EvtItgFourCoeffFcn::setCoeff(), EvtItgPtrFunction::setCoeff(), EvtItgThreeCoeffFcn::setCoeff(), and EvtItgTwoCoeffFcn::setCoeff().

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

• EvtItgAbsFunction.hh
• EvtItgAbsFunction.cc