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RooRangeBoolean.cxx
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1/*****************************************************************************
2 * Project: RooFit *
3 * Package: RooFitCore *
4 * @(#)root/roofitcore:$Id$
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
17/**
18\file RooRangeBoolean.cxx
19\class RooRangeBoolean
20\ingroup Roofitcore
21
22Returns `1.0` if variable is within given a range and `0.0` otherwise.
23**/
24
25#include "Riostream.h"
26#include <cmath>
27
28#include "RooRangeBoolean.h"
29#include "RooAbsReal.h"
30#include "RooRealVar.h"
31#include "RooArgList.h"
32#include "RooMsgService.h"
33
35
36////////////////////////////////////////////////////////////////////////////////
37
38RooRangeBoolean::RooRangeBoolean(const char* name, const char* title, RooAbsRealLValue& x, const char* rangeName) :
39 RooAbsReal(name, title),
40 _x("x", "Dependent", this, x),
41 _rangeName(rangeName)
42{
43}
44
45
46
47////////////////////////////////////////////////////////////////////////////////
48/// Copy constructor
49
51 RooAbsReal(other, name),
52 _x("x", this, other._x),
54{
55}
56
57
58////////////////////////////////////////////////////////////////////////////////
59/// Return 1 if x is in range, zero otherwise.
60
62{
63 double xmin = (static_cast<RooAbsRealLValue const&>(_x.arg())).getMin(_rangeName.Data()) ;
64 double xmax = (static_cast<RooAbsRealLValue const&>(_x.arg())).getMax(_rangeName.Data()) ;
65
66 double ret = (_x >= xmin && _x < xmax) ? 1.0 : 0.0 ;
67 return ret ;
68}
69
70
71
72////////////////////////////////////////////////////////////////////////////////
73
74std::list<double>* RooRangeBoolean::plotSamplingHint(RooAbsRealLValue& obs, double /*xlo*/, double /*xhi*/) const
75{
76 if (std::string(obs.GetName())!=_x.arg().GetName()) {
77 return nullptr ;
78 }
79
80 std::list<double>* hint = new std::list<double> ;
81 hint->push_back((static_cast<RooAbsRealLValue const&>(_x.arg())).getMin(_rangeName.Data())-1e-6) ;
82 hint->push_back((static_cast<RooAbsRealLValue const&>(_x.arg())).getMin(_rangeName.Data())+1e-6) ;
83 hint->push_back((static_cast<RooAbsRealLValue const&>(_x.arg())).getMax(_rangeName.Data())-1e-6) ;
84 hint->push_back((static_cast<RooAbsRealLValue const&>(_x.arg())).getMax(_rangeName.Data())+1e-6) ;
85 return hint ;
86}
87
#define e(i)
Definition RSha256.hxx:103
std::string _rangeName
Name of range in which to calculate test statistic.
#define ClassImp(name)
Definition Rtypes.h:377
char name[80]
Definition TGX11.cxx:110
float xmin
float xmax
Abstract base class for objects that represent a real value that may appear on the left hand side of ...
Abstract base class for objects that represent a real value and implements functionality common to al...
Definition RooAbsReal.h:59
Returns 1.0 if variable is within given a range and 0.0 otherwise.
RooRealProxy _x
std::list< double > * plotSamplingHint(RooAbsRealLValue &obs, double xlo, double xhi) const override
Interface for returning an optional hint for initial sampling points when constructing a curve projec...
RooRangeBoolean()=default
double evaluate() const override
Return 1 if x is in range, zero otherwise.
const T & arg() const
Return reference to object held in proxy.
const char * GetName() const override
Returns name of object.
Definition TNamed.h:47
const char * Data() const
Definition TString.h:378
Double_t x[n]
Definition legend1.C:17