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RooRealBinding.h
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1/*****************************************************************************
2 * Project: RooFit *
3 * Package: RooFitCore *
4 * File: $Id: RooRealBinding.h,v 1.9 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#ifndef ROO_REAL_BINDING
17#define ROO_REAL_BINDING
18
19#include "RooAbsFunc.h"
20#include <list>
21
23class RooAbsReal;
24class RooArgSet;
25
26class RooRealBinding : public RooAbsFunc {
27public:
28 RooRealBinding(const RooAbsReal& func, const RooArgSet &vars, const RooArgSet* nset=0, Bool_t clipInvalid=kFALSE, const TNamed* rangeName=0);
29 RooRealBinding(const RooRealBinding& other, const RooArgSet* nset=0) ;
30 virtual ~RooRealBinding();
31
32 virtual Double_t operator()(const Double_t xvector[]) const;
33 virtual Double_t getMinLimit(UInt_t dimension) const;
34 virtual Double_t getMaxLimit(UInt_t dimension) const;
35
36 virtual void saveXVec() const ;
37 virtual void restoreXVec() const ;
38
39 virtual const char* getName() const ;
40
41 virtual std::list<Double_t>* binBoundaries(Int_t) const ;
42 virtual std::list<Double_t>* plotSamplingHint(RooAbsRealLValue& /*obs*/, Double_t /*xlo*/, Double_t /*xhi*/) const ;
43
44protected:
45
46 void loadValues(const Double_t xvector[]) const;
52 mutable Double_t* _xsave ;
53 const TNamed* _rangeName ; //!
54
55 mutable std::list<RooAbsReal*> _compList ; //!
56 mutable std::list<Double_t> _compSave ; //!
57 mutable Double_t _funcSave ; //!
58
59 ClassDef(RooRealBinding,0) // Function binding to RooAbsReal object
60};
61
62#endif
63
int Int_t
Definition: RtypesCore.h:43
unsigned int UInt_t
Definition: RtypesCore.h:44
const Bool_t kFALSE
Definition: RtypesCore.h:90
bool Bool_t
Definition: RtypesCore.h:61
double Double_t
Definition: RtypesCore.h:57
#define ClassDef(name, id)
Definition: Rtypes.h:322
Abstract interface for evaluating a real-valued function of one real variable and performing numerica...
Definition: RooAbsFunc.h:23
RooAbsRealLValue is the common abstract base class for objects that represent a real value that may a...
RooAbsReal is the common abstract base class for objects that represent a real value and implements f...
Definition: RooAbsReal.h:60
RooArgSet is a container object that can hold multiple RooAbsArg objects.
Definition: RooArgSet.h:28
Lightweight interface adaptor that binds a RooAbsReal object to a subset of its servers and present i...
Double_t _funcSave
virtual ~RooRealBinding()
Destructor.
virtual void restoreXVec() const
Restore value of all variables to previously saved values by saveXVec()
void loadValues(const Double_t xvector[]) const
Load the vector of variable values into the RooRealVars associated as variables with the bound RooAbs...
virtual std::list< Double_t > * binBoundaries(Int_t) const
std::list< Double_t > _compSave
Double_t * _xsave
virtual void saveXVec() const
Save value of all variables.
virtual const char * getName() const
Return name of function.
RooRealBinding(const RooAbsReal &func, const RooArgSet &vars, const RooArgSet *nset=0, Bool_t clipInvalid=kFALSE, const TNamed *rangeName=0)
Construct a lightweight function binding of RooAbsReal func to variables 'vars'.
virtual Double_t getMinLimit(UInt_t dimension) const
Return lower limit on i-th variable.
RooAbsRealLValue ** _vars
virtual Double_t operator()(const Double_t xvector[]) const
Evaluate the bound RooAbsReal at the variable values provided in xvector.
std::list< RooAbsReal * > _compList
const RooArgSet * _nset
const RooAbsReal * _func
virtual std::list< Double_t > * plotSamplingHint(RooAbsRealLValue &, Double_t, Double_t) const
const TNamed * _rangeName
virtual Double_t getMaxLimit(UInt_t dimension) const
Return upper limit on i-th variable.
The TNamed class is the base class for all named ROOT classes.
Definition: TNamed.h:29