TGo4FitModelGauss2.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 TGO4FITMODELGAUSS2_H
#define TGO4FITMODELGAUSS2_H
 
#include "TGo4FitModel.h"

class TGo4FitModelGauss2 : public TGo4FitModel {
   public:

      TGo4FitModelGauss2();

      TGo4FitModelGauss2(const char *iName, Double_t iPos1 = 1., Double_t iPos2 = 1.,
                                       Double_t iWidth1 = 1., Double_t iWidth2 = 1., Double_t iCov12 = 0.,
                                       Int_t iNaxis1 = 0, Int_t iNaxis2 = 1);

      virtual ~TGo4FitModelGauss2();

      Int_t GetNumAxis1() const { return fiNaxis1; }

      Int_t GetNumAxis2() const { return fiNaxis2; }

      Int_t SetNumAxis1(Int_t n) { return fiNaxis1 = n; }

      Int_t SetNumAxis2(Int_t n) { return fiNaxis2 = n; }

      void Print(Option_t *option = "") const override;
 
      Bool_t BeforeEval(Int_t ndim) override;
      Double_t EvalN(const Double_t *v) override;
 
   protected:
      Int_t GetPosParIndex(Int_t naxis) override { return (naxis == fiNaxis1) ? 1 : (naxis == fiNaxis2) ? 2 : -1; }
      Int_t GetWidthParIndex(Int_t naxis) override { return (naxis == fiNaxis1) ? 3 : (naxis == fiNaxis2) ? 4 : -1; }

      Int_t fiNaxis1{0};

      Int_t fiNaxis2{0};
 
   private:

      Double_t Par_mu1{0};                

      Double_t Par_mu2{0};                

      Double_t Par_sig1{0};               

      Double_t Par_sig2{0};               

      Double_t Par_ro{0};                 

      Double_t Par_mult{0};               
 
   ClassDefOverride(TGo4FitModelGauss2,1)
};
#endif // TGO4FITMODELGAUSS2_H