TGo4FitModelFromData.h

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// $Id$
//-----------------------------------------------------------------------
//       The GSI Online Offline Object Oriented (Go4) Project
//         Experiment Data Processing at EE department, GSI
//-----------------------------------------------------------------------
// Copyright (C) 2000- GSI Helmholtzzentrum fuer Schwerionenforschung GmbH
//                     Planckstr. 1, 64291 Darmstadt, Germany
// Contact:            http://go4.gsi.de
//-----------------------------------------------------------------------
// This software can be used under the license agreements as stated
// in Go4License.txt file which is part of the distribution.
//-----------------------------------------------------------------------
 
#ifndef TGO4FITMODELFROMDATA_H
#define TGO4FITMODELFROMDATA_H
 
#include "TGo4FitModel.h"
 
#include "TGo4FitSlot.h"
 
class TGo4FitData;
class TH1;

class TGo4FitModelFromData : public TGo4FitModel {
   public:

      TGo4FitModelFromData();

      TGo4FitModelFromData(const char *iName, TGo4FitData *iDataAsModel = nullptr, Bool_t Amplitude = kTRUE);

      TGo4FitModelFromData(const char *iName, TH1 *, Bool_t iOwned = kFALSE, Bool_t Amplitude = kTRUE);

      ~TGo4FitModelFromData();

      TGo4FitData *GetDataAsModel() const;

      void SetDataAsModel(TGo4FitData *iData, Bool_t iOwned);

      void FillSlotList(TSeqCollection *list) override;

      void Print(Option_t *option = "") const override;
 
      Bool_t BeforeEval(Int_t) override;
      Double_t EvalN(const Double_t*) override { return 0.; }
      void AfterEval() override;
 
      Double_t EvaluateAtPoint(TGo4FitData *data, Int_t nbin, Bool_t UseRanges = kTRUE) override;
      Double_t EvaluateAtPoint(std::unique_ptr<TGo4FitDataIter> &iter, Bool_t UseRanges = kTRUE) override;
 
   protected:

      Bool_t Initialize(Int_t UseBuffers = -1) override;
 
      Double_t FindDataPoint(Int_t NumIndexes, const Int_t *Indexes);

      TGo4FitSlot fxData;
 
   private:
      std::unique_ptr<TGo4FitDataIter> fxIter;     
 
   ClassDefOverride(TGo4FitModelFromData,1)
};
#endif // TGO4FITMODELFROMDATA_H