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RooFracRemainder.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_FRAC_REMAINDER
17 #define ROO_FRAC_REMAINDER
18 
19 #include "RooAbsReal.h"
20 #include "RooListProxy.h"
21 
22 class RooRealVar;
23 class RooArgList ;
24 
25 class RooFracRemainder : public RooAbsReal {
26 public:
27 
29  RooFracRemainder(const char *name, const char *title, const RooArgSet& sumSet) ;
30  virtual ~RooFracRemainder() ;
31 
32  RooFracRemainder(const RooFracRemainder& other, const char* name = 0);
33  virtual TObject* clone(const char* newname) const { return new RooFracRemainder(*this, newname); }
34 
35 protected:
36 
37  RooListProxy _set1 ; // Set of input fractions
38  mutable TIterator* _setIter1 ; //! Iterator over set of input fractions
39 
40  Double_t evaluate() const;
41 
42  ClassDef(RooFracRemainder,1) // Utility function calculating remainder fraction, i.e. 1-sum_i(a_i)
43 };
44 
45 #endif
RooAbsReal.h
RooFracRemainder::RooFracRemainder
RooFracRemainder()
Default constructor.
Definition: RooFracRemainder.cxx:51
RooArgList
RooArgList is a container object that can hold multiple RooAbsArg objects.
Definition: RooArgList.h:21
RooFracRemainder::_setIter1
TIterator * _setIter1
Definition: RooFracRemainder.h:38
RooFracRemainder::evaluate
Double_t evaluate() const
Iterator over set of input fractions.
Definition: RooFracRemainder.cxx:111
RooAbsReal
RooAbsReal is the common abstract base class for objects that represent a real value and implements f...
Definition: RooAbsReal.h:61
TIterator
Iterator abstract base class.
Definition: TIterator.h:30
RooFracRemainder
RooFracRemainder calculates the remainder fraction of a sum of RooAbsReal fraction,...
Definition: RooFracRemainder.h:25
RooFracRemainder::clone
virtual TObject * clone(const char *newname) const
Definition: RooFracRemainder.h:33
RooFracRemainder::~RooFracRemainder
virtual ~RooFracRemainder()
Destructor.
Definition: RooFracRemainder.cxx:101
RooFracRemainder::_set1
RooListProxy _set1
Definition: RooFracRemainder.h:37
RooListProxy
RooListProxy is the concrete proxy for RooArgList objects.
Definition: RooListProxy.h:24
RooListProxy.h
Double_t
double Double_t
Definition: RtypesCore.h:59
TObject
Mother of all ROOT objects.
Definition: TObject.h:37
ClassDef
#define ClassDef(name, id)
Definition: Rtypes.h:325
name
char name[80]
Definition: TGX11.cxx:110
RooRealVar
RooRealVar represents a variable that can be changed from the outside.
Definition: RooRealVar.h:36
RooArgSet
RooArgSet is a container object that can hold multiple RooAbsArg objects.
Definition: RooArgSet.h:28