rarSPlot.hh

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/*****************************************************************************
* Project: BaBar detector at the SLAC PEP-II B-factory
* Package: RooRarFit
 *    File: $Id: rarSPlot.rdl,v 1.8 2011/08/26 17:54:18 fwilson Exp $
 * Authors: Lei Zhang
 * History:
 *
 * Copyright (C) 2005-2012, University of California, Riverside
 *****************************************************************************/

#ifndef RAR_SPLOT
#define RAR_SPLOT

#define MAXNSPEC 100

class RooAbsReal;

#include "TH1.h"
#include "TMatrixD.h"

#include "RooFitCore/RooFitResult.hh"
#include "RooFitCore/RooRealVar.hh"
#include "RooFitCore/RooDataSet.hh"
#include "RooFitCore/RooHist.hh"
#include "RooFitCore/RooPlot.hh"


class rarSPlot : public TNamed {
public:
  rarSPlot();
  rarSPlot(const char* name, const char *title, RooAbsReal *obs,
           RooDataSet &data, RooFitResult *fitRes,
           const RooArgList &pdfs, const RooArgList &yields,
           const RooArgList &pdf0s=RooArgList(),
           const RooArgList &yield0s=RooArgList(),
           const RooArgSet &projDeps=RooArgSet(), const Bool_t verbose=kTRUE);
  virtual ~rarSPlot();
  
  virtual void setVerbose(Bool_t verbose=kTRUE) {_verbose=verbose;}
  
  RooDataSet* fill(RooAbsReal &yield, Int_t nbins, Double_t min, Double_t max,
                   Bool_t doErrors=kTRUE);
  
  virtual TH1F *getSPlotHist() {return _sHist;}
  virtual RooDataSet *getSPlotData() {return _sData;}
protected:
  virtual void init();
  virtual void fillsPn(Int_t compIdx);
  
  RooAbsReal *_obs; 
  RooDataSet _data; 
  Int_t _nEvts; 
  RooFitResult *_fitRes; 
  RooArgList _fitPars; 
  RooArgList _pdfs; 
  RooArgList _yields; 
  RooArgList _pdf0s; 
  RooArgList _yield0s; 
  RooArgSet _projDeps; 
  RooArgSet _normVars; 
  
  Int_t _nComps; 
  Int_t _nComp0s; 
  TArrayI _idxMap; 
  TMatrixD _covM; 
  TMatrixD _iV; 
  TMatrixD _V; 
  TArrayD _dens; 
  TArrayD _sPns; 
  TArrayI _sPnb; 
  
  TH1F *_sHist; 
  RooDataSet *_sData; 
  
  Bool_t _verbose; 
  
private:
  ClassDef(rarSPlot,0)   // RooRarFit sPlot class
    ;
};

#endif

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