DalitzPdfBase Class Reference

#include <DalitzPdfBase.h>

Inheritance diagram for DalitzPdfBase:

Public Member Functions
	DalitzPdfBase (MINT::IEventGenerator< IDalitzEvent > *generator=0, double precision=1.e-2)
void	setIntegrationPrecision (double prec)
void	setEventGenerator (MINT::IEventGenerator< IDalitzEvent > *g)
MINT::IEventGenerator< IDalitzEvent > *	getEventGenerator ()
const MINT::IEventGenerator< IDalitzEvent > *	getEventGenerator () const
virtual void	beginFit ()
virtual void	parametersChanged ()
virtual void	endFit ()
virtual double	getVal (IDalitzEvent &evt)
virtual double	getVal_noPs (IDalitzEvent &evt)
virtual double	getVal_withPs (IDalitzEvent &evt)
virtual double	getVal (IDalitzEvent *evt)
virtual double	getVal_noPs (IDalitzEvent *evt)
virtual double	getVal_withPs (IDalitzEvent *evt)
double	RealVal (IDalitzEvent &evt)
DalitzHistoSet	histoSet ()
Public Member Functions inherited from MINT::PdfBase< IDalitzEvent >
	PdfBase ()
	PdfBase (const PdfBase< IDalitzEvent > &)
virtual double	getNewVal (IDalitzEvent &evt)
virtual	~PdfBase ()
Public Member Functions inherited from MINT::IPdf< IDalitzEvent >
virtual void	Gradient (IDalitzEvent &evt, std::vector< double > &grad, MINT::MinuitParameterSet *mps)
virtual bool	useAnalyticGradient ()
Public Member Functions inherited from MINT::IReturnRealForEvent< IDalitzEvent >
virtual	~IReturnRealForEvent ()

Public Attributes
bool	_integrating

Private Member Functions
virtual double	un_normalised_noPs (IDalitzEvent &evt)=0
virtual double	phaseSpace (IDalitzEvent &evt)
bool	getNorm ()
bool	integrating ()

Private Attributes
DalitzEventPattern	_pat
double	_norm
double	_precision
DalitzMCIntegrator	_mcint
MINT::IEventGenerator< IDalitzEvent > *	_generator

Additional Inherited Members
Protected Member Functions inherited from MINT::IReturnRealForEvent< IDalitzEvent >
	IReturnRealForEvent ()

Detailed Description

Definition at line 17 of file DalitzPdfBase.h.

Constructor & Destructor Documentation

DalitzPdfBase()

DalitzPdfBase::DalitzPdfBase	(	MINT::IEventGenerator< IDalitzEvent > *	generator = 0,
		double	precision = 1.e-2
	)

Definition at line 42 of file DalitzPdfBase.cpp.

  : PdfBase<IDalitzEvent>()
  , _pat()
  , _norm(-1)
  , _precision(prec)
  , _generator(generator)
  , _integrating(0)
{
  
}

Member Function Documentation

beginFit()

void DalitzPdfBase::beginFit ( )

virtual

Reimplemented from MINT::PdfBase< IDalitzEvent >.

Definition at line 32 of file DalitzPdfBase.cpp.

                            {
  //getNorm();
}

endFit()

void DalitzPdfBase::endFit ( )

virtual

Reimplemented from MINT::PdfBase< IDalitzEvent >.

Definition at line 38 of file DalitzPdfBase.cpp.

                          {

}

getEventGenerator() [1/2]

MINT::IEventGenerator<IDalitzEvent>* DalitzPdfBase::getEventGenerator ( )

inline

Definition at line 43 of file DalitzPdfBase.h.

{return _generator;}

getEventGenerator() [2/2]

const MINT::IEventGenerator<IDalitzEvent>* DalitzPdfBase::getEventGenerator ( ) const

inline

Definition at line 44 of file DalitzPdfBase.h.

                                                                    {
    return _generator;}

getNorm()

bool DalitzPdfBase::getNorm ( )

private

Definition at line 10 of file DalitzPdfBase.cpp.

                           {  
  if(_pat.size() <= 0) return false;

  _integrating = true;

  _mcint.initialise(_pat
            , this
            , _generator
            , gRandom
            , _precision
            );
  _norm = _mcint.getVal();
  _integrating = false;
  return _norm > 0;
}

getVal() [1/2]

double DalitzPdfBase::getVal ( IDalitzEvent &  evt )

virtual

Implements IDalitzPdf.

Definition at line 61 of file DalitzPdfBase.cpp.

                                             {
  if(_pat.empty()) _pat = evt.eventPattern();
  if(_integrating) return getVal_withPs(evt);
  else return getVal_noPs(evt);
}

getVal() [2/2]

virtual double DalitzPdfBase::getVal ( IDalitzEvent *  evt )

inlinevirtual

Implements IDalitzPdf.

Definition at line 57 of file DalitzPdfBase.h.

                                          {
    if(0 == evt) return 0;
    return getVal(*evt);
  }

getVal_noPs() [1/2]

double DalitzPdfBase::getVal_noPs ( IDalitzEvent &  evt )

virtual

Implements IDalitzPdf.

Definition at line 67 of file DalitzPdfBase.cpp.

                                                  {
  bool dbthis = false;
  if(_pat.empty()) _pat = evt.eventPattern();

  if(_integrating){
    // shouldn't really do that - use getVal or getVal_withPs
    // when you integrate (automatically done in getVal()):
    return un_normalised_noPs(evt);
  }else{
    if(-1 == _norm) getNorm(); // not threadsave
    //if(-1 == _norm){
    //  cout << "DalitzPdfBase::getVal_noPs: _norm = " 
    //     << _norm << endl;
    //  throw "what's going on here?";
    //}
    double num = un_normalised_noPs(evt);
    if(dbthis)cout  << "un_normalised / norm: " 
            << num << " / " <<_norm 
            << " = " << num/_norm
            << endl;
    return num/_norm;
  }
}

getVal_noPs() [2/2]

virtual double DalitzPdfBase::getVal_noPs ( IDalitzEvent *  evt )

inlinevirtual

Implements IDalitzPdf.

Definition at line 61 of file DalitzPdfBase.h.

                                               {
    if(0 == evt) return 0;
    return getVal_noPs(*evt);
  }

getVal_withPs() [1/2]

double DalitzPdfBase::getVal_withPs ( IDalitzEvent &  evt )

virtual

Implements IDalitzPdf.

Definition at line 91 of file DalitzPdfBase.cpp.

                                                    {
  bool dbthis = false;
  if(_pat.empty()) _pat = evt.eventPattern();
  if(_integrating){
    return un_normalised_noPs(evt)*phaseSpace(evt);
  }else{
    if(_norm == -1) getNorm(); // not threadsave
    //if(-1 == _norm){
    //  cout << "DalitzPdfBase::getVal_withPs: _norm = " 
    //     << _norm << endl;
    //  throw "what's going on here?";
    //}
    double num = un_normalised_noPs(evt)*phaseSpace(evt);
    if(dbthis)cout  << "un_normalised / norm: " 
            << num << " / " <<_norm 
            << " = " << num/_norm
            << endl;
    return num/_norm;
  }
}

getVal_withPs() [2/2]

virtual double DalitzPdfBase::getVal_withPs ( IDalitzEvent *  evt )

inlinevirtual

Implements IDalitzPdf.

Definition at line 65 of file DalitzPdfBase.h.

                                                 {
    if(0 == evt) return 0;
    return getVal_withPs(*evt);
  }

histoSet()

DalitzHistoSet DalitzPdfBase::histoSet ( )

inlinevirtual

Implements IDalitzPdf.

Definition at line 74 of file DalitzPdfBase.h.

{return _mcint.histoSet();}

integrating()

bool DalitzPdfBase::integrating ( )

private

Definition at line 55 of file DalitzPdfBase.cpp.

                               {
  return _integrating;
}

parametersChanged()

void DalitzPdfBase::parametersChanged ( )

virtual

Reimplemented from MINT::PdfBase< IDalitzEvent >.

Definition at line 35 of file DalitzPdfBase.cpp.

                                     {
  getNorm(); // should implement caching here.
}

phaseSpace()

double DalitzPdfBase::phaseSpace ( IDalitzEvent &  evt )

privatevirtual

Definition at line 58 of file DalitzPdfBase.cpp.

                                                 {
  return evt.phaseSpace();
}

RealVal()

double DalitzPdfBase::RealVal ( IDalitzEvent &  evt )

inlinevirtual

Implements MINT::IReturnRealForEvent< IDalitzEvent >.

Definition at line 71 of file DalitzPdfBase.h.

{return getVal(evt);}

setEventGenerator()

void DalitzPdfBase::setEventGenerator ( MINT::IEventGenerator< IDalitzEvent > *  g )

inline

Definition at line 42 of file DalitzPdfBase.h.

{_generator=g;}

setIntegrationPrecision()

void DalitzPdfBase::setIntegrationPrecision

(

double

prec

)

Definition at line 26 of file DalitzPdfBase.cpp.

                                                      {
  _precision = prec;
  _mcint.setPrecision(_precision);
}

un_normalised_noPs()

virtual double DalitzPdfBase::un_normalised_noPs ( IDalitzEvent &  evt )

privatepure virtual

Member Data Documentation

_generator

MINT::IEventGenerator<IDalitzEvent>* DalitzPdfBase::_generator

private

Definition at line 27 of file DalitzPdfBase.h.

_integrating

bool DalitzPdfBase::_integrating

Definition at line 35 of file DalitzPdfBase.h.

_mcint

DalitzMCIntegrator DalitzPdfBase::_mcint

private

Definition at line 25 of file DalitzPdfBase.h.

_norm

double DalitzPdfBase::_norm

private

Definition at line 23 of file DalitzPdfBase.h.

_pat

DalitzEventPattern DalitzPdfBase::_pat

private

Definition at line 22 of file DalitzPdfBase.h.

_precision

double DalitzPdfBase::_precision

private

Definition at line 24 of file DalitzPdfBase.h.

---

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

• Mint/DalitzPdfBase.h
• src/Mojito/DalitzFits/DalitzPdfBase.cpp