Logo ROOT  
Reference Guide
RooEfficiency.h
Go to the documentation of this file.
1/*****************************************************************************
2 * Project: RooFit *
3 * Package: RooFitCore *
4 * File: $Id: RooEfficiency.h,v 1.6 2007/05/11 10:14:56 verkerke Exp $
5 * Authors: *
6 * WV, Wouter Verkerke, UC Santa Barbara, verkerke@slac.stanford.edu *
7 * DK, David Kirkby, UC Irvine, dkirkby@uci.edu *
8 * *
9 * Copyright (c) 2000-2005, Regents of the University of California *
10 * and Stanford University. All rights reserved. *
11 * *
12 * Redistribution and use in source and binary forms, *
13 * with or without modification, are permitted according to the terms *
14 * listed in LICENSE (http://roofit.sourceforge.net/license.txt) *
15 *****************************************************************************/
16#ifndef ROO_EFFICIENCY
17#define ROO_EFFICIENCY
18
19#include "RooAbsPdf.h"
20#include "RooCategoryProxy.h"
21#include "RooRealProxy.h"
22#include "TString.h"
23
24class RooArgList ;
25
26
27class RooEfficiency : public RooAbsPdf {
28public:
29 // Constructors, assignment etc
30 /// Default constructor
31 inline RooEfficiency() {
32 }
33 RooEfficiency(const char *name, const char *title, const RooAbsReal& effFunc, const RooAbsCategory& cat, const char* sigCatName);
34 RooEfficiency(const RooEfficiency& other, const char* name=0);
35 TObject* clone(const char* newname) const override { return new RooEfficiency(*this,newname); }
36 ~RooEfficiency() override;
37
38 Int_t getAnalyticalIntegral(RooArgSet& allVars, RooArgSet& analVars, const char* rangeName=0) const override ;
39 double analyticalIntegral(Int_t code, const char* rangeName=0) const override ;
40
41protected:
42
43 // Function evaluation
44 double evaluate() const override ;
45 RooCategoryProxy _cat ; ///< Accept/reject categort
46 RooRealProxy _effFunc ; ///< Efficiency modeling function
47 TString _sigCatName ; ///< Name of accept state of accept/reject category
48
49 ClassDefOverride(RooEfficiency,1) // Generic PDF defined by string expression and list of variables
50};
51
52#endif
#define ClassDefOverride(name, id)
Definition: Rtypes.h:339
char name[80]
Definition: TGX11.cxx:110
A space to attach TBranches.
RooAbsReal is the common abstract base class for objects that represent a real value and implements f...
Definition: RooAbsReal.h:64
RooArgList is a container object that can hold multiple RooAbsArg objects.
Definition: RooArgList.h:22
RooArgSet is a container object that can hold multiple RooAbsArg objects.
Definition: RooArgSet.h:57
RooEfficiency is a PDF helper class to fit efficiencies parameterized by a supplied function F.
Definition: RooEfficiency.h:27
Int_t getAnalyticalIntegral(RooArgSet &allVars, RooArgSet &analVars, const char *rangeName=0) const override
Interface function getAnalyticalIntergral advertises the analytical integrals that are supported.
TObject * clone(const char *newname) const override
Definition: RooEfficiency.h:35
TString _sigCatName
Name of accept state of accept/reject category.
Definition: RooEfficiency.h:47
RooCategoryProxy _cat
Accept/reject categort.
Definition: RooEfficiency.h:45
~RooEfficiency() override
Destructor.
RooEfficiency()
Default constructor.
Definition: RooEfficiency.h:31
RooRealProxy _effFunc
Efficiency modeling function.
Definition: RooEfficiency.h:46
double evaluate() const override
Calculate the raw value of this p.d.f which is the effFunc value if cat==1 and it is (1-effFunc) if c...
double analyticalIntegral(Int_t code, const char *rangeName=0) const override
Implements the actual analytical integral(s) advertised by getAnalyticalIntegral.
Mother of all ROOT objects.
Definition: TObject.h:37
Basic string class.
Definition: TString.h:136