[u/mrichter/AliRoot.git] / TEvtGen / EvtGenModels / EvtVSSBMixCPT.hh

//--------------------------------------------------------------------------
//
// Environment:
//      This software is part of the EvtGen package developed jointly
//      for the BaBar and CLEO collaborations.  If you use all or part
//      of it, please give an appropriate acknowledgement.
//
// Copyright Information: See EvtGen/COPYRIGHT
//      Copyright (C) 2002    INFN-Pisa
//
// Module: EvtGen/EvtVSSBMixCPT.hh
//
// Description:
//    Routine to decay vector-> scalar scalar with coherent BB-like mixing
//                              including CPT effects
//    Based on VSSBMIX
//
// Modification history:
//
//    F. Sandrelli, Fernando M-V March 03, 2002 
//
//------------------------------------------------------------------------

#ifndef EVTVSSBMIXCPT_HH
#define EVTVSSBMIXCPT_HH

#include "EvtGenBase/EvtDecayAmp.hh"
#include "EvtGenBase/EvtParticle.hh"
#include "EvtGenBase/EvtComplex.hh"

class EvtVSSBMixCPT : public EvtDecayAmp  {
public:
  EvtVSSBMixCPT() {}
  virtual ~EvtVSSBMixCPT();

  std::string getName();
  EvtDecayBase* clone();

  void decay(EvtParticle *p); 
  void init();
  void initProbMax();

  int nRealDaughters() {return 2;}
private:
  double _freq;   // mixing frequency in hbar/mm
  double _dGamma;
  EvtComplex _qoverp;
  EvtComplex _poverq;
  EvtComplex _z; 
  double _chib0_b0bar;
  double _chib0bar_b0;

  EvtComplex _A_f;
  EvtComplex _Abar_f;
  
  EvtComplex _A_fbar;
  EvtComplex _Abar_fbar;

};

#endif
Commit	Line	Data
da0e9ce3	1	//--------------------------------------------------------------------------
	2	//
	3	// Environment:
	4	// This software is part of the EvtGen package developed jointly
	5	// for the BaBar and CLEO collaborations. If you use all or part
	6	// of it, please give an appropriate acknowledgement.
	7	//
	8	// Copyright Information: See EvtGen/COPYRIGHT
	9	// Copyright (C) 2002 INFN-Pisa
	10	//
	11	// Module: EvtGen/EvtVSSBMixCPT.hh
	12	//
	13	// Description:
	14	// Routine to decay vector-> scalar scalar with coherent BB-like mixing
	15	// including CPT effects
	16	// Based on VSSBMIX
	17	//
	18	// Modification history:
	19	//
	20	// F. Sandrelli, Fernando M-V March 03, 2002
	21	//
	22	//------------------------------------------------------------------------
	23
	24	#ifndef EVTVSSBMIXCPT_HH
	25	#define EVTVSSBMIXCPT_HH
	26
	27	#include "EvtGenBase/EvtDecayAmp.hh"
	28	#include "EvtGenBase/EvtParticle.hh"
	29	#include "EvtGenBase/EvtComplex.hh"
	30
	31	class EvtVSSBMixCPT : public EvtDecayAmp {
	32	public:
	33	EvtVSSBMixCPT() {}
	34	virtual ~EvtVSSBMixCPT();
	35
	36	std::string getName();
	37	EvtDecayBase* clone();
	38
	39	void decay(EvtParticle *p);
	40	void init();
	41	void initProbMax();
	42
	43	int nRealDaughters() {return 2;}
	44	private:
	45	double _freq; // mixing frequency in hbar/mm
	46	double _dGamma;
	47	EvtComplex _qoverp;
	48	EvtComplex _poverq;
	49	EvtComplex _z;
	50	double _chib0_b0bar;
	51	double _chib0bar_b0;
	52
	53	EvtComplex _A_f;
	54	EvtComplex _Abar_f;
	55
	56	EvtComplex _A_fbar;
	57	EvtComplex _Abar_fbar;
	58
	59	};
	60
	61	#endif