rarFlatte.hh

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/*****************************************************************************
 * Project: BaBar detector at the SLAC PEP-II B-factory
 * Package: RooRarFit
 *    File: $Id: rarFlatte.rdl,v 1.3 2011/08/26 17:54:17 fwilson Exp $
 * Authors: Fergus Wilson
 * History:
 *
 * Copyright (C) 2005-2012, RAL
 *****************************************************************************/
#ifndef RAR_FLATTE
#define RAR_FLATTE

#include "TList.h"
#include "TString.h"
#include "TObject.h"

#include "RooRarFit/rarBasePdf.hh"

class rarFlatte : public rarBasePdf {

public:
  rarFlatte();
  rarFlatte(const char *configFile, const char *configSec, 
                    const char *configStr,
                    rarDatasets *theDatasets, RooDataSet *theData,
                    const char *name, const char *title);
  virtual ~rarFlatte();
  
protected:
  void init();
  
  RooAbsReal *_x;     
  RooAbsReal *_mean ; // resonance mass
  RooAbsReal *_g0 ;  // square of the coupling constant to channel 1
  RooAbsReal *_m0a ; // mass of first final state particle in channel 1
  RooAbsReal *_m0b ; // mass of second final state particle in channel 1
  RooAbsReal *_g1 ;  // square of the coupling constant to channel 2
  RooAbsReal *_m1a ; // mass of first final state particle in channel 2
  RooAbsReal *_m1b ; // mass of second final state particle in channel 2
 
private:
  rarFlatte(const rarFlatte&);
 
  ClassDef(rarFlatte, 0) // RooRarFit Flatte PDF class
    ;
};

#endif

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