DecayChannel.h

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/*
  Copyright   : The FASTMC and SPHMC Collaboration
  Author      : Ionut Cristian Arsene 
  Affiliation : Oslo University, Norway & Institute for Space Sciences, Bucharest, Romania
  e-mail      : i.c.arsene@fys.uio.no
  Date        : 2007/05/30
 
  This class is using the particle and decays lists provided by the 
  THERMINATOR (Computer Physics Communications 174 669 (2006)) and
  SHARE (Computer Physics Communications 167 229 (2005)) collaborations.
*/
 
#ifndef DECAY_CHANNEL
#define DECAY_CHANNEL
 
#include "Rtypes.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"
 
const int kMaxDaughters = 3;
const int kNonsensePDG = 1000000000;
 
class DecayChannel {
private:
  int fMotherPDG;
  double fBranchingRatio;
  int fNDaughters;
  int fDaughtersPDG[kMaxDaughters];
 
public:
  DecayChannel();                                                              // default constructor
  DecayChannel(const DecayChannel &copy);                                      // copy constructor
  DecayChannel(int mother, double branching, int nDaughters, int *daughters);  // explicit constructor
  ~DecayChannel(){};                                                           // destructor
 
  void SetMotherPDG(int value) { fMotherPDG = value; }
  void SetBranching(double value) { fBranchingRatio = value; }
  void SetDaughters(int *values, int n);
  void AddDaughter(int pdg);
  int GetMotherPDG() { return fMotherPDG; }
  double GetBranching() { return fBranchingRatio; }
  int GetNDaughters() { return fNDaughters; }
  int *GetDaughters() { return fDaughtersPDG; }
  int GetDaughterPDG(int i);  // i --> must be the zero-based index of daughter
};
 
#endif