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RooGenFunction.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_GEN_FUNCTION
17 #define ROO_GEN_FUNCTION
18 
19 #include "RooFunctor.h"
20 #include "Math/IFunction.h"
21 
23 
24 public:
25  RooGenFunction(const RooAbsReal& func, const RooArgList& observables, const RooArgList& parameters) ;
26  RooGenFunction(const RooAbsReal& func, const RooArgList& observables, const RooArgList& parameters, const RooArgSet& nset) ;
27  RooGenFunction(const RooGenFunction& other) ;
28  virtual ~RooGenFunction() ;
29 
31  return new RooGenFunction(*this) ;
32  }
33 
34 /* Int_t numCall() const { return _ftor.numCall() ; } */
35 /* void resetNumCall() const { _ftor.resetNumCall() ; } */
36 
37 protected:
38 
39  double DoEval(double) const ;
40 
42 
43  ClassDef(RooGenFunction,0) // Export RooAbsReal as functor
44 };
45 
46 #endif
47 
Interface (abstract class) for generic functions objects of one-dimension Provides a method to evalua...
Definition: IFunction.h:135
RooArgSet is a container object that can hold multiple RooAbsArg objects.
Definition: RooArgSet.h:28
#define ClassDef(name, id)
Definition: Rtypes.h:322
Lightweight interface adaptor that exports a RooAbsReal as a ROOT::Math::IGenFunction.
double DoEval(double) const
implementation of the evaluation function. Must be implemented by derived classes ...
RooAbsReal is the common abstract base class for objects that represent a real value and implements f...
Definition: RooAbsReal.h:60
virtual ROOT::Math::IBaseFunctionOneDim * Clone() const
Clone a function.
RooFunctor _ftor
virtual ~RooGenFunction()
RooGenFunction(const RooAbsReal &func, const RooArgList &observables, const RooArgList &parameters)
RooArgList is a container object that can hold multiple RooAbsArg objects.
Definition: RooArgList.h:21
Lightweight interface adaptor that exports a RooAbsPdf as a functor.
Definition: RooFunctor.h:25