RooTwoETwoMuMassRes Class Reference

#include <HZZ4LRooPdfs.h>

Inheritance diagram for RooTwoETwoMuMassRes:

Public Member Functions
virtual TObject *	clone (const char *newname) const
	RooTwoETwoMuMassRes ()
	RooTwoETwoMuMassRes (const char *name, const char *title, RooAbsReal &_m4l, RooAbsReal &_mH)
	RooTwoETwoMuMassRes (const RooTwoETwoMuMassRes &other, const char *name=0)
virtual	~RooTwoETwoMuMassRes ()

Protected Member Functions
Double_t	evaluate () const

Protected Attributes
RooRealProxy	m4l
RooRealProxy	mH

Detailed Description

Definition at line 471 of file HZZ4LRooPdfs.h.

Constructor & Destructor Documentation

RooTwoETwoMuMassRes::RooTwoETwoMuMassRes ( )

inline

Definition at line 473 of file HZZ4LRooPdfs.h.

Referenced by clone().

{} ;

RooTwoETwoMuMassRes::RooTwoETwoMuMassRes	(	const char *	name,
		const char *	title,
		RooAbsReal &	_m4l,
		RooAbsReal &	_mH
	)

Definition at line 3334 of file HZZ4LRooPdfs.cc.

                                                          :
RooAbsPdf(name,title),
m4l("m4l","m4l",this,_m4l),
mH("mH","mH",this,_mH)
{
}

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

Definition at line 3344 of file HZZ4LRooPdfs.cc.

                                                                                           :
RooAbsPdf(other,name),
m4l("m4l",this,other.m4l),
mH("mH",this,other.mH)
{
}

virtual RooTwoETwoMuMassRes::~RooTwoETwoMuMassRes ( )

inlinevirtual

Definition at line 479 of file HZZ4LRooPdfs.h.

{ }

Member Function Documentation

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

inlinevirtual

Definition at line 478 of file HZZ4LRooPdfs.h.

References RooTwoETwoMuMassRes().

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

Double_t RooTwoETwoMuMassRes::evaluate ( ) const

protected

Definition at line 3352 of file HZZ4LRooPdfs.cc.

References create_public_lumi_plots::exp, m4l, RooFit::mean(), mH, N, RooFit::N(), funct::pow(), RooFit::sigma_CB(), lumiQTWidget::t, and vdt::x.

{
    
    Double_t x = m4l;
    Double_t mHreq = mH;
    Double_t mean_ = RooFit::mean(mHreq,"2e2mu");
    Double_t alpha1 = -1.4;
    Double_t alpha2 = 0.85;
    Double_t sigma_ = RooFit::sigma_CB(mHreq,"2e2mu");
    Double_t n1 = 70;
    Double_t n2 = 15;
    Double_t N = RooFit::N(mHreq,"2e2mu");
    
    Double_t t = (x-mean_)/sigma_;
    if (alpha1 < 0) t = -t;
    
    Double_t absAlpha = TMath::Abs(alpha1);
    Double_t absAlpha2 = TMath::Abs(alpha2);
    
    if (t >= alpha1 && t <= alpha2) {
        return N*exp(-0.5*t*t);
    }
    else if ( t > alpha2) {
        Double_t a1 =  pow(n2/absAlpha2,n2)*exp(-0.5*absAlpha2*absAlpha2);
        Double_t b1 = n2/absAlpha2 - absAlpha2;
        
        return N*(a1/pow(b1 + t, n2));
        
    }
    else {
        Double_t a2 =  pow(n1/absAlpha,n1)*exp(-0.5*absAlpha*absAlpha);
        Double_t b2 = n1/absAlpha - absAlpha;
        
        return N*(a2/pow(b2 - t, n1));
        
    }
    
}

Member Data Documentation

RooRealProxy RooTwoETwoMuMassRes::m4l

protected

Definition at line 483 of file HZZ4LRooPdfs.h.

Referenced by evaluate().

RooRealProxy RooTwoETwoMuMassRes::mH

protected

Definition at line 484 of file HZZ4LRooPdfs.h.

Referenced by evaluate().