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Reference Guide
RooDataWeightedAverage.h
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1/*****************************************************************************
2 * Project: RooFit *
3 * Package: RooFitCore *
4 * File: $Id$
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_DATA_WEIGHTED_AVERAGE
17#define ROO_DATA_WEIGHTED_AVERAGE
18
20#include "RooCmdArg.h"
21
23public:
24
25 // Constructors, assignment etc
27 // Default constructor
28 } ;
29
30 RooDataWeightedAverage(const char *name, const char *title, RooAbsReal& real, RooAbsData& data, const RooArgSet& projDeps,
31 RooAbsTestStatistic::Configuration const& cfg, bool showProgress=false) ;
32
33 RooDataWeightedAverage(const RooDataWeightedAverage& other, const char* name=0);
34 TObject* clone(const char* newname) const override { return new RooDataWeightedAverage(*this,newname); }
35
36 RooAbsTestStatistic* create(const char *name, const char *title, RooAbsReal& real, RooAbsData& adata,
37 const RooArgSet& projDeps,
38 RooAbsTestStatistic::Configuration const& cfg) override {
39 // Virtual constructor
40 return new RooDataWeightedAverage(name,title,real,adata,projDeps,cfg) ;
41 }
42
43 double globalNormalization() const override ;
44
45 ~RooDataWeightedAverage() override;
46
47
48protected:
49
50 double _sumWeight ; ///< Global sum of weights needed for normalization
51 bool _showProgress ; ///< Show progress indication during evaluation if true
52 double evaluatePartition(std::size_t firstEvent, std::size_t lastEvent, std::size_t stepSize) const override ;
53
54 ClassDefOverride(RooDataWeightedAverage,1) // Optimized calculator of data weighted average of a RooAbsReal
55};
56
57#endif
#define ClassDefOverride(name, id)
Definition: Rtypes.h:339
char name[80]
Definition: TGX11.cxx:110
RooAbsData is the common abstract base class for binned and unbinned datasets.
Definition: RooAbsData.h:62
RooAbsOptTestStatistic is the abstract base class for test statistics objects that evaluate a functio...
RooAbsReal is the common abstract base class for objects that represent a real value and implements f...
Definition: RooAbsReal.h:64
RooAbsTestStatistic is the abstract base class for all test statistics.
RooArgSet is a container object that can hold multiple RooAbsArg objects.
Definition: RooArgSet.h:57
Class RooDataWeightedAverage calculate a weighted average of a function or p.d.f given a dataset with...
double globalNormalization() const override
Return global normalization term by which raw (combined) test statistic should be defined to obtain f...
~RooDataWeightedAverage() override
Destructor.
bool _showProgress
Show progress indication during evaluation if true.
double evaluatePartition(std::size_t firstEvent, std::size_t lastEvent, std::size_t stepSize) const override
Calculate the data weighted average for events [firstEVent,lastEvent] with step size stepSize.
RooAbsTestStatistic * create(const char *name, const char *title, RooAbsReal &real, RooAbsData &adata, const RooArgSet &projDeps, RooAbsTestStatistic::Configuration const &cfg) override
double _sumWeight
Global sum of weights needed for normalization.
TObject * clone(const char *newname) const override
Mother of all ROOT objects.
Definition: TObject.h:37