EvtIntegPdf1D Class Reference

#include <EvtIntegPdf1D.hh>

Inheritance diagram for EvtIntegPdf1D:


Public Member Functions
	EvtIntegPdf1D (double min, double max)
	EvtIntegPdf1D (const EvtIntegPdf1D &)
virtual	~EvtIntegPdf1D ()
virtual double	pdfIntegral (double x) const =0
virtual double	pdfIntegralInverse (double x) const =0
virtual EvtValError	compute_integral () const
virtual EvtPoint1D	randomPoint ()
virtual EvtPdf< EvtPoint1D > *	clone () const =0
double	evaluate (const EvtPoint1D &p) const
EvtPdfMax< EvtPoint1D >	findMax (const EvtPdf< EvtPoint1D > &pc, int N)
EvtValError	findGenEff (const EvtPdf< EvtPoint1D > &pc, int N, int nFindMax)
void	setItg (EvtValError itg)
EvtValError	getItg () const
EvtValError	getItg (int N) const
virtual EvtValError	compute_integral (int N) const
EvtValError	compute_mc_integral (const EvtPdf< EvtPoint1D > &pc, int N)
EvtPredGen< EvtPdfGen< EvtPoint1D >, EvtPdfPred< EvtPoint1D > >	accRejGen (const EvtPdf< EvtPoint1D > &pc, int nMax, double factor=1.)
Protected Member Functions
virtual double	pdf (const EvtPoint1D &) const =0
Protected Attributes
double	_min
double	_max
EvtValError	_itg

Detailed Description

Definition at line 18 of file EvtIntegPdf1D.hh.

Constructor & Destructor Documentation

EvtIntegPdf1D::EvtIntegPdf1D	(	double	min,
		double	max
	)

Definition at line 16 of file EvtIntegPdf1D.cc.

00017   : EvtPdf<EvtPoint1D>(), _min(min), _max(max)
00018 {
00019   assert(min <= max);
00020 }

EvtIntegPdf1D::EvtIntegPdf1D ( const EvtIntegPdf1D & )

Definition at line 22 of file EvtIntegPdf1D.cc.

00023   : EvtPdf<EvtPoint1D>(other), _min(other._min), _max(other._max)
00024 {}

EvtIntegPdf1D::~EvtIntegPdf1D ( ) [virtual]

Definition at line 26 of file EvtIntegPdf1D.cc.

00027 {}

Member Function Documentation

EvtPredGen<EvtPdfGen<EvtPoint1D >,EvtPdfPred<EvtPoint1D > > EvtPdf< EvtPoint1D >::accRejGen	(	const EvtPdf< EvtPoint1D > &	pc,
		int	nMax,
		double	factor = `1.`
	)			`[inherited]`

virtual EvtPdf<EvtPoint1D >* EvtPdf< EvtPoint1D >::clone ( void ) const [pure virtual, inherited]

Implemented in EvtBreitWignerPdf, and EvtIntervalFlatPdf.

virtual EvtValError EvtPdf< EvtPoint1D >::compute_integral ( int N ) const [inline, virtual, inherited]

Definition at line 95 of file EvtPdf.hh.

References EvtPdf< T >::compute_integral().

00095 { return compute_integral(); }

EvtValError EvtIntegPdf1D::compute_integral ( ) const [virtual]

Reimplemented from EvtPdf< EvtPoint1D >.

Definition at line 29 of file EvtIntegPdf1D.cc.

References _max, _min, and pdfIntegral().

00030 {
00031   double x1 = pdfIntegral(_min); 
00032   double x2 = pdfIntegral(_max);
00033   return EvtValError(x2-x1,0.);
00034 }

EvtValError EvtPdf< EvtPoint1D >::compute_mc_integral	(	const EvtPdf< EvtPoint1D > &	pc,
		int	N
	)			`[inherited]`

double EvtPdf< EvtPoint1D >::evaluate ( const EvtPoint1D & p ) const [inline, inherited]

Definition at line 65 of file EvtPdf.hh.

References EvtPdf< T >::pdf().

00065                                     { 
00066     if(p.isValid()) return pdf(p); 
00067     else return 0.;
00068   }

EvtValError EvtPdf< EvtPoint1D >::findGenEff	(	const EvtPdf< EvtPoint1D > &	pc,
		int	N,
		int	nFindMax
	)			`[inherited]`

EvtPdfMax<EvtPoint1D > EvtPdf< EvtPoint1D >::findMax	(	const EvtPdf< EvtPoint1D > &	pc,
		int	N
	)			`[inherited]`

EvtValError EvtPdf< EvtPoint1D >::getItg ( int N ) const [inline, inherited]

Definition at line 87 of file EvtPdf.hh.

References EvtPdf< T >::_itg, EvtPdf< T >::compute_integral(), and EvtValError::valueKnown().

00087                                   {
00088     if(!_itg.valueKnown()) _itg = compute_integral(N);
00089     return _itg;
00090   }

EvtValError EvtPdf< EvtPoint1D >::getItg ( ) const [inline, inherited]

Definition at line 83 of file EvtPdf.hh.

References EvtPdf< T >::_itg, EvtPdf< T >::compute_integral(), and EvtValError::valueKnown().

00083                              {
00084     if(!_itg.valueKnown()) _itg = compute_integral();
00085     return _itg;
00086   }

virtual double EvtPdf< EvtPoint1D >::pdf ( const EvtPoint1D & ) const [protected, pure virtual, inherited]

Implemented in EvtBreitWignerPdf, and EvtIntervalFlatPdf.

virtual double EvtIntegPdf1D::pdfIntegral ( double x ) const [pure virtual]

Implemented in EvtBreitWignerPdf.

Referenced by compute_integral(), and randomPoint().

virtual double EvtIntegPdf1D::pdfIntegralInverse ( double x ) const [pure virtual]

Implemented in EvtBreitWignerPdf.

Referenced by randomPoint().

EvtPoint1D EvtIntegPdf1D::randomPoint ( ) [virtual]

Reimplemented from EvtPdf< EvtPoint1D >.

Definition at line 37 of file EvtIntegPdf1D.cc.

References _max, _min, EvtRandom::Flat(), pdfIntegral(), and pdfIntegralInverse().

00038 {
00039   double itgmin = pdfIntegral(_min);
00040   double itgmax = pdfIntegral(_max);
00041   double itgrnd = EvtRandom::Flat(itgmin,itgmax);
00042 
00043   return EvtPoint1D(_min,_max,pdfIntegralInverse(itgrnd));
00044 }