GenGauss3Dclone Class Reference

#include <GenGauss3Dclone.h>

Inheritance diagram for GenGauss3Dclone:

Collaboration diagram for GenGauss3Dclone:

Public Member Functions
	GenGauss3Dclone ()
	GenGauss3Dclone (const char *name, const char *title, RooArgList &_xvec, RooArgList &_muvex, RooAbsReal &_vxx, RooAbsReal &_vxy, RooAbsReal &_vxz, RooAbsReal &_vyy, RooAbsReal &_vyz, RooAbsReal &_vzz, TMatrixDSym &dummyMatrix)
	GenGauss3Dclone (const GenGauss3Dclone &other, const char *name=0)
virtual TObject *	clone (const char *newname) const
virtual	~GenGauss3Dclone ()
Int_t	getAnalyticalIntegral (RooArgSet &allVars, RooArgSet &analVars, const char *rangeName=0) const
Double_t	analyticalIntegral (Int_t code, const char *rangeName=0) const
void	generateEvent (Int_t code)
void	updateCov ()

Protected Member Functions
Double_t	evaluate () const

Protected Attributes
RooRealProxy	xvec
RooRealProxy	muvec
RooRealProxy	vxx
RooRealProxy	vxy
RooRealProxy	vxz
RooRealProxy	vyy
RooRealProxy	vyz
RooRealProxy	vzz

Detailed Description

Definition at line 22 of file GenGauss3Dclone.h.

Constructor & Destructor Documentation

GenGauss3Dclone() [1/3]

GenGauss3Dclone::GenGauss3Dclone ( )

inline

Definition at line 24 of file GenGauss3Dclone.h.

{} ; 

GenGauss3Dclone() [2/3]

GenGauss3Dclone::GenGauss3Dclone	(	const char *	name,
		const char *	title,
		RooArgList &	_xvec,
		RooArgList &	_muvex,
		RooAbsReal &	_vxx,
		RooAbsReal &	_vxy,
		RooAbsReal &	_vxz,
		RooAbsReal &	_vyy,
		RooAbsReal &	_vyz,
		RooAbsReal &	_vzz,
		TMatrixDSym &	dummyMatrix )

GenGauss3Dclone() [3/3]

GenGauss3Dclone::GenGauss3Dclone	(	const GenGauss3Dclone &	other,
		const char *	name = 0 )

Definition at line 50 of file GenGauss3Dclone.cxx.

                                                                                :  
   RooMultiVarGaussian(other,name), 
   vxx("vxx",this,other.vxx),
   vxy("vxy",this,other.vxy),
   vxz("vxz",this,other.vxz),
   vyy("vyy",this,other.vyy),
   vyz("vyz",this,other.vyz),
   vzz("vzz",this,other.vzz)
   //nUpdates(0),
   //nChanged(0),
   //oldVxx(-1),
   //oldVxy(-1),
   //oldVyy(-1),
   //oldVzz(-1)
 { 
 } 

~GenGauss3Dclone()

virtual GenGauss3Dclone::~GenGauss3Dclone ( )

inlinevirtual

Definition at line 37 of file GenGauss3Dclone.h.

{ }

Member Function Documentation

analyticalIntegral()

Double_t GenGauss3Dclone::analyticalIntegral	(	Int_t	code,
		const char *	rangeName = 0 ) const

Definition at line 139 of file GenGauss3Dclone.cxx.

 { 
   // RETURN ANALYTICAL INTEGRAL DEFINED BY RETURN CODE ASSIGNED BY getAnalyticalIntegral
   // THE MEMBER FUNCTION x.min(rangeName) AND x.max(rangeName) WILL RETURN THE INTEGRATION
   // BOUNDARIES FOR EACH OBSERVABLE x
 
   // assert(code==1) ; 
   // return (x.max(rangeName)-x.min(rangeName)) ; 
 
    // Since we need to update _cov here, must get rid of const
   GenGauss3Dclone* self =  const_cast<GenGauss3Dclone*>(this);
   self->updateCov();
 
   // Prevent caching of partial integrals - these may depend on the
   // particular covariance matrix!
   _anaIntCache.clear();
 
   return RooMultiVarGaussian::analyticalIntegral(code,rangeName) ; 
} 

clone()

virtual TObject * GenGauss3Dclone::clone ( const char * newname ) const

inlinevirtual

Definition at line 36 of file GenGauss3Dclone.h.

{ return new GenGauss3Dclone(*this,newname); }

evaluate()

Double_t GenGauss3Dclone::evaluate ( ) const

protected

Definition at line 107 of file GenGauss3Dclone.cxx.

 { 
   // ENTER EXPRESSION IN TERMS OF VARIABLE ARGUMENTS HERE 
 
   // Since we need to update _cov here, must get rid of const
   GenGauss3Dclone* self =  const_cast<GenGauss3Dclone*>(this);
   self->updateCov();
 
   return RooMultiVarGaussian::evaluate();
 } 

generateEvent()

void GenGauss3Dclone::generateEvent

(

Int_t

code

)

Definition at line 160 of file GenGauss3Dclone.cxx.

                                               {
   _genCache.clear() ;
   updateCov();
   _genCache.clear() ;
   return RooMultiVarGaussian::generateEvent(code);
 }

getAnalyticalIntegral()

Int_t GenGauss3Dclone::getAnalyticalIntegral	(	RooArgSet &	allVars,
		RooArgSet &	analVars,
		const char *	rangeName = 0 ) const

Definition at line 120 of file GenGauss3Dclone.cxx.

 { 
   // LIST HERE OVER WHICH VARIABLES ANALYTICAL INTEGRATION IS SUPPORTED, 
   // ASSIGN A NUMERIC CODE FOR EACH SUPPORTED (SET OF) PARAMETERS 
   // THE EXAMPLE BELOW ASSIGNS CODE 1 TO INTEGRATION OVER VARIABLE X
   // YOU CAN ALSO IMPLEMENT MORE THAN ONE ANALYTICAL INTEGRAL BY REPEATING THE matchArgs 
   // EXPRESSION MULTIPLE TIMES
 
   // if (matchArgs(allVars,analVars,x)) return 1 ; 
 
   // Since we need to update _cov here, must get rid of const
   GenGauss3Dclone* self =  const_cast<GenGauss3Dclone*>(this);
   self->updateCov();
 
   return RooMultiVarGaussian::getAnalyticalIntegral(allVars,analVars,rangeName) ; 
 } 

updateCov()

void GenGauss3Dclone::updateCov

(

)

Definition at line 68 of file GenGauss3Dclone.cxx.

                                 {
   //nUpdates++;
   //if (vxx==oldVxx &&
   //    vyy==oldVyy &&
   //    vxy==oldVxy &&
   //    vzz==oldVzz)
   //  return;
   //oldVxx = vxx;
   //oldVyy = vyy;
   //oldVxy = vxy;
   //oldVzz = vzz;
 
   //nChanged++;
   //if (nUpdates % 10000 == 0) {
   //  cout << nUpdates << " calls to updateCov" << endl;
   //  cout << nChanged << " calls required recalculation of of covariance matrix" << endl << endl;
   //}
 
   _cov(0,0) = vxx;
   _cov(0,1) = vxy;
   _cov(0,2) = vxz;
   _cov(1,0) = vxy;
   _cov(1,1) = vyy;
   _cov(1,2) = vyz;
   _cov(2,0) = vxz;
   _cov(2,1) = vyz;
   _cov(2,2) = vzz;
   _det = _cov.Determinant();
 
   int n = _cov.GetNrows();
   for (int i=0;i<n;i++) {
     for  (int j=0;j<n;j++) {
       _covI(i,j)=_cov(i,j);
     }
   }
   _covI.Invert();
 }

Member Data Documentation

muvec

RooRealProxy GenGauss3Dclone::muvec

protected

Definition at line 49 of file GenGauss3Dclone.h.

vxx

RooRealProxy GenGauss3Dclone::vxx

protected

Definition at line 50 of file GenGauss3Dclone.h.

vxy

RooRealProxy GenGauss3Dclone::vxy

protected

Definition at line 51 of file GenGauss3Dclone.h.

vxz

RooRealProxy GenGauss3Dclone::vxz

protected

Definition at line 52 of file GenGauss3Dclone.h.

vyy

RooRealProxy GenGauss3Dclone::vyy

protected

Definition at line 53 of file GenGauss3Dclone.h.

vyz

RooRealProxy GenGauss3Dclone::vyz

protected

Definition at line 54 of file GenGauss3Dclone.h.

vzz

RooRealProxy GenGauss3Dclone::vzz

protected

Definition at line 55 of file GenGauss3Dclone.h.

xvec

RooRealProxy GenGauss3Dclone::xvec

protected

Definition at line 48 of file GenGauss3Dclone.h.

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

• GenGauss3Dclone.h
• GenGauss3Dclone.cxx