TGo4FitModelFromData.h

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// $Id: TGo4FitModelFromData.h 478 2009-10-29 12:26:09Z linev $
//-----------------------------------------------------------------------
//       The GSI Online Offline Object Oriented (Go4) Project
//         Experiment Data Processing at EE department, GSI
//-----------------------------------------------------------------------
// Copyright (C) 2000- GSI Helmholtzzentrum für 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 = 0, 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);

      virtual void FillSlotList(TSeqCollection* list);

      virtual void Print(Option_t* option) const;

      virtual Bool_t BeforeEval(Int_t);
      virtual Double_t EvalN(const Double_t* v) { return 0; }

      virtual Double_t EvaluateAtPoint(TGo4FitData* data, Int_t nbin, Bool_t UseRanges = kTRUE);
      virtual Double_t EvaluateAtPoint(TGo4FitDataIter* iter, Bool_t UseRanges = kTRUE);
      virtual void AfterEval();

   protected:

      virtual Bool_t Initialize(Int_t UseBuffers = -1);

      Double_t FindDataPoint(Int_t NumIndexes, const Int_t* Indexes);


      TGo4FitSlot fxData;

   private:
     TGo4FitDataIter* fxIter;       

   ClassDef(TGo4FitModelFromData,1)
};
#endif // TGO4FITMODELFROMDATA_H

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