RooRealL.h

Go to the documentation of this file.

/*
 * Project: RooFit
 * Authors:
 *   PB, Patrick Bos, Netherlands eScience Center, p.bos@esciencecenter.nl
 *
 * Copyright (c) 2021, CERN
 *
 * Redistribution and use in source and binary forms,
 * with or without modification, are permitted according to the terms
 * listed in LICENSE (http://roofit.sourceforge.net/license.txt)
 */
 
#ifndef ROOT_ROOFIT_TESTSTATISTICS_RooRealL
#define ROOT_ROOFIT_TESTSTATISTICS_RooRealL
 
#include "RooAbsReal.h"
#include "RooSetProxy.h"
 
#include "Rtypes.h" // ClassDef, ClassImp
 
#include <memory> // shared_ptr
 
namespace RooFit {
namespace TestStatistics {
 
class RooAbsL;
 
class RooRealL : public RooAbsReal {
public:
   RooRealL(const char *name, const char *title, std::shared_ptr<RooAbsL> likelihood);
   RooRealL(const RooRealL &other, const char *name = 0);
 
   inline TObject *clone(const char *newname) const override { return new RooRealL(*this, newname); }
 
   inline double globalNormalization() const
   {
      // Default value of global normalization factor is 1.0
      return 1.0;
   }
 
   inline double getCarry() const { return eval_carry; }
   inline Double_t defaultErrorLevel() const override { return 0.5; }
 
protected:
   Double_t evaluate() const override;
 
private:
   std::shared_ptr<RooAbsL> likelihood_;
   mutable double eval_carry = 0;
   RooSetProxy vars_proxy_; // sets up client-server connections
   RooArgSet vars_obs_; // list of observables
 
   ClassDefOverride(RooRealL, 0);
};
 
} // namespace TestStatistics
} // namespace RooFit
 
#endif // ROOT_ROOFIT_TESTSTATISTICS_RooRealL