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RooMultiGenFunction.h
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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#ifndef ROO_MULTI_GEN_FUNCTION
17#define ROO_MULTI_GEN_FUNCTION
18
19#include "RooFunctor.h"
20#include "Math/IFunction.h"
21
22class RooAbsReal ;
23class RooArgList ;
24class RooArgSet ;
25class RooAbsFunc ;
26
28
29public:
30 RooMultiGenFunction(const RooAbsFunc& func) ;
31 RooMultiGenFunction(const RooAbsReal& func, const RooArgList& observables, const RooArgList& parameters) ;
32 RooMultiGenFunction(const RooAbsReal& func, const RooArgList& observables, const RooArgList& parameters, const RooArgSet& nset) ;
34 virtual ~RooMultiGenFunction() ;
35
37 return new RooMultiGenFunction(*this) ;
38 }
39
40/* Int_t numCall() const { return _ftor.numCall() ; } */
41/* void resetNumCall() const { _ftor.resetNumCall() ; } */
42
43 unsigned int NDim() const { return _ftor.nObs() ; }
44
45protected:
46
47 double DoEval(const double*) const ;
48
50
51 ClassDef(RooMultiGenFunction,0) // Export RooAbsReal as functor
52};
53
54#endif
55
#define ClassDef(name, id)
Definition Rtypes.h:325
Documentation for the abstract class IBaseFunctionMultiDim.
Definition IFunction.h:62
Abstract interface for evaluating a real-valued function of one real variable and performing numerica...
Definition RooAbsFunc.h:27
RooAbsReal is the common abstract base class for objects that represent a real value and implements f...
Definition RooAbsReal.h:64
RooArgList is a container object that can hold multiple RooAbsArg objects.
Definition RooArgList.h:22
RooArgSet is a container object that can hold multiple RooAbsArg objects.
Definition RooArgSet.h:35
Lightweight interface adaptor that exports a RooAbsPdf as a functor.
Definition RooFunctor.h:25
Int_t nObs() const
Definition RooFunctor.h:34
Lightweight interface adaptor that exports a RooAbsReal as a ROOT::Math::IMultiGenFunction.
double DoEval(const double *) const
unsigned int NDim() const
Retrieve the dimension of the function.
virtual ROOT::Math::IBaseFunctionMultiDim * Clone() const
Clone a function.