G4EvtGenDecayer.hh

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//
// $Id: G4EvtGenDecayer.hh,v 1.2 2014/10/07 03:06:54 mccumber Exp $
//
//
#ifndef G4_EVTGEN_DECAYER_H
#define G4_EVTGEN_DECAYER_H

#include <EvtGenExternal/EvtExternalGenList.hh>

#include <HepMC3/Attribute.h>  // for string

#include <Geant4/G4LorentzVector.hh>
#include <Geant4/G4Types.hh>  // for G4int, G4bool
#include <Geant4/G4VExtDecayer.hh>

#include <cstddef>
#include <list>    // for list
#include <string>  // for string, allocator

class G4DecayProducts;
class G4ParticleDefinition;
class G4Track;

class EvtRandomEngine;
class EvtAbsRadCorr;
class EvtDecayBase;
class EvtGen;


class G4EvtGenDecayer : public G4VExtDecayer
{
 public:
  G4EvtGenDecayer();

  virtual ~G4EvtGenDecayer();
  virtual G4DecayProducts* ImportDecayProducts(const G4Track& track);
  void SetVerboseLevel(G4int verboseLevel) { fVerboseLevel = verboseLevel; }

  //  void PHEvtGenDecayer();
  //    virtual void ~PHEvtGenDecayer();
  // void Decay(int pdgId, std::unique_ptr<G4LorentzVector> p);
  //  int ImportParticles(std::vector<int>& DecayPDGID, std::vector<int>& DecayStatus, std::vector<G4LorentzVector>& DecayMom, std::vector<G4LorentzVector>& DecayVtx);
  void SetVertex(G4LorentzVector* r);
  void SetDecayTable(const std::string& decayTable, bool useXml);
  // void ClearEvent();
  // void AppendParticle(int pdg, std::unique_ptr<G4LorentzVector> _p);

 private:
  G4EvtGenDecayer(const G4EvtGenDecayer& right);
  G4EvtGenDecayer& operator=(const G4EvtGenDecayer& right);
  // G4EvtGenDecayer* myEvtGenDecayer = NULL;
  // EvtGen* myGenerator;

  G4ParticleDefinition*
  GetParticleDefinition(int ParPDGID) const;

  //  bool IsG4Detectable(int ParPDGID, G4bool warn = true) const;

  std::string Decay_DEC = "InputDECAYFiles/DECAY.DEC";
  std::string Evt_pdl = "InputDECAYFiles/evt.pdl";

  EvtGen* mEvtGen = NULL;
  EvtRandomEngine* mEvtGenRandomEngine = NULL;
  EvtExternalGenList genList;

  //  EvtParticle* mParticle;
  EvtAbsRadCorr* radCorrEngine = NULL;
  std::list<EvtDecayBase*> extraModels;

  float WidthThreshold = 5000.0;  //

  //    TLorentzVector * mVertex = new TLorentzVector;
  //  bool mOwner;
  //  bool mDebug = false;

  // EvtVector4R* mVertex;

  G4int fVerboseLevel;  
                        //  ParticleVector*  fDecayProductsArray ; ///< array of decay products
                        //      TLorentzVector FourMom;
};

// ----------------------------------------------------------------------------

#endif