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RooChi2Var.h
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1 /*****************************************************************************
2  * Project: RooFit *
3  * Package: RooFitCore *
4  * File: $Id: RooChi2Var.h,v 1.12 2007/05/11 09:11:30 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 
17 #ifndef ROO_CHI2_VAR
18 #define ROO_CHI2_VAR
19 
20 #include "RooAbsOptTestStatistic.h"
21 #include "RooCmdArg.h"
22 #include "RooDataHist.h"
23 #include "RooAbsPdf.h"
24 
26 public:
27 
28  // Constructors, assignment etc
29  RooChi2Var(const char *name, const char* title, RooAbsReal& func, RooDataHist& data,
30  const RooCmdArg& arg1 , const RooCmdArg& arg2=RooCmdArg::none(),const RooCmdArg& arg3=RooCmdArg::none(),
31  const RooCmdArg& arg4=RooCmdArg::none(), const RooCmdArg& arg5=RooCmdArg::none(),const RooCmdArg& arg6=RooCmdArg::none(),
32  const RooCmdArg& arg7=RooCmdArg::none(), const RooCmdArg& arg8=RooCmdArg::none(),const RooCmdArg& arg9=RooCmdArg::none()) ;
33 
34  RooChi2Var(const char *name, const char* title, RooAbsPdf& pdf, RooDataHist& data,
35  const RooCmdArg& arg1 , const RooCmdArg& arg2=RooCmdArg::none(),const RooCmdArg& arg3=RooCmdArg::none(),
36  const RooCmdArg& arg4=RooCmdArg::none(), const RooCmdArg& arg5=RooCmdArg::none(),const RooCmdArg& arg6=RooCmdArg::none(),
37  const RooCmdArg& arg7=RooCmdArg::none(), const RooCmdArg& arg8=RooCmdArg::none(),const RooCmdArg& arg9=RooCmdArg::none()) ;
38 
40 
41  RooChi2Var(const char *name, const char *title, RooAbsPdf& pdf, RooDataHist& data,
42  Bool_t extended=kFALSE, const char* rangeName=0, const char* addCoefRangeName=0,
44 
45  RooChi2Var(const char *name, const char *title, RooAbsReal& func, RooDataHist& data,
46  const RooArgSet& projDeps, FuncMode funcMode, const char* rangeName=0, const char* addCoefRangeName=0,
48 
49  RooChi2Var(const RooChi2Var& other, const char* name=0);
50  virtual TObject* clone(const char* newname) const { return new RooChi2Var(*this,newname); }
51 
52  virtual RooAbsTestStatistic* create(const char *name, const char *title, RooAbsReal& pdf, RooAbsData& dhist,
53  const RooArgSet& projDeps, const char* rangeName=0, const char* addCoefRangeName=0,
54  Int_t nCPU=1, RooFit::MPSplit interleave=RooFit::BulkPartition,Bool_t verbose=kTRUE, Bool_t splitCutRange=kTRUE, Bool_t = kFALSE) {
55  // Virtual constructor
56  return new RooChi2Var(name,title,(RooAbsPdf&)pdf,(RooDataHist&)dhist,projDeps,_funcMode,rangeName,
57  addCoefRangeName,nCPU,interleave,verbose, splitCutRange,_etype) ;
58  }
59 
60  virtual ~RooChi2Var();
61 
62  virtual Double_t defaultErrorLevel() const {
63  // The default error level for MINUIT error analysis for a chi^2 is 1.0
64  return 1.0 ;
65  }
66 
67 protected:
68 
69  static RooArgSet _emptySet ; // Supports named argument constructor
70 
71  RooDataHist::ErrorType _etype ; // Error type store in associated RooDataHist
72  FuncMode _funcMode ; // Function, P.d.f. or extended p.d.f?
73 
74  virtual Double_t evaluatePartition(std::size_t firstEvent, std::size_t lastEvent, std::size_t stepSize) const ;
75 
76  ClassDef(RooChi2Var,1) // Chi^2 function of p.d.f w.r.t a binned dataset
77 };
78 
79 
80 #endif
RooDataHist::ErrorType _etype
Definition: RooChi2Var.h:71
RooArgSet is a container object that can hold multiple RooAbsArg objects.
Definition: RooArgSet.h:28
virtual ~RooChi2Var()
Destructor.
Definition: RooChi2Var.cxx:234
static const RooCmdArg & none()
Return reference to null argument.
Definition: RooCmdArg.cxx:52
The RooDataHist is a container class to hold N-dimensional binned data.
Definition: RooDataHist.h:40
#define ClassDef(name, id)
Definition: Rtypes.h:322
virtual TObject * clone(const char *newname) const
Definition: RooChi2Var.h:50
virtual Double_t defaultErrorLevel() const
Definition: RooChi2Var.h:62
FuncMode _funcMode
Definition: RooChi2Var.h:72
Class RooChi2Var implements a simple chi^2 calculation from a binned dataset and a PDF...
Definition: RooChi2Var.h:25
static RooArgSet _emptySet
Definition: RooChi2Var.h:69
RooChi2Var(const char *name, const char *title, RooAbsReal &func, RooDataHist &data, const RooCmdArg &arg1, const RooCmdArg &arg2=RooCmdArg::none(), const RooCmdArg &arg3=RooCmdArg::none(), const RooCmdArg &arg4=RooCmdArg::none(), const RooCmdArg &arg5=RooCmdArg::none(), const RooCmdArg &arg6=RooCmdArg::none(), const RooCmdArg &arg7=RooCmdArg::none(), const RooCmdArg &arg8=RooCmdArg::none(), const RooCmdArg &arg9=RooCmdArg::none())
RooChi2Var constructor.
Definition: RooChi2Var.cxx:71
RooAbsData is the common abstract base class for binned and unbinned datasets.
Definition: RooAbsData.h:44
virtual RooAbsTestStatistic * create(const char *name, const char *title, RooAbsReal &pdf, RooAbsData &dhist, const RooArgSet &projDeps, const char *rangeName=0, const char *addCoefRangeName=0, Int_t nCPU=1, RooFit::MPSplit interleave=RooFit::BulkPartition, Bool_t verbose=kTRUE, Bool_t splitCutRange=kTRUE, Bool_t=kFALSE)
Definition: RooChi2Var.h:52
const Bool_t kFALSE
Definition: RtypesCore.h:90
double Double_t
Definition: RtypesCore.h:57
RooAbsReal is the common abstract base class for objects that represent a real value and implements f...
Definition: RooAbsReal.h:60
RooAbsTestStatistic is the abstract base class for all test statistics.
Mother of all ROOT objects.
Definition: TObject.h:37
RooAbsPdf, the base class of all PDFs
Definition: RooAbsPdf.h:40
virtual Double_t evaluatePartition(std::size_t firstEvent, std::size_t lastEvent, std::size_t stepSize) const
Calculate chi^2 in partition from firstEvent to lastEvent using given stepSize.
Definition: RooChi2Var.cxx:243
const Bool_t kTRUE
Definition: RtypesCore.h:89
char name[80]
Definition: TGX11.cxx:109
RooAbsOptTestStatistic is the abstract base class for test statistics objects that evaluate a functio...
RooCmdArg is a named container for two doubles, two integers two object points and three string point...
Definition: RooCmdArg.h:28