GeneratorInterface/Pythia8Interface/plugins/Py8toJetInput.h - master - githubmirror/cmssw

GeneratorInterface/Pythia8Interface/plugins/Py8toJetInput.h

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20 май 2019, 13:04

20 май 2019, 13:04dc36a12

#ifndef gen_Py8toJetInput_h
#define gen_Py8toJetInput_h

#include "Pythia8Plugins/FastJet3.h"  // Py8 overhead on top of FastJets package
#include "Pythia8/Event.h"

namespace lhef {

  class LHEEvent;

}

class Py8toJetInput {
public:
  typedef Pythia8::Event Event;
  typedef Pythia8::Particle Particle;

  Py8toJetInput() : fJetEtaMax(10.) {}
  virtual ~Py8toJetInput() {}

  virtual const std::vector<fastjet::PseudoJet> fillJetAlgoInput(const Event&,
                                                                 const Event&,
                                                                 const lhef::LHEEvent* lhee = nullptr,
                                                                 const std::vector<int>* partonList = nullptr);
  void setJetEtaMax(double max) {
    fJetEtaMax = max;
    return;
  }

protected:
  enum partonTypes { ID_TOP = 6, ID_GLUON = 21, ID_PHOTON = 22 };
  double fJetEtaMax;

  int getAncestor(int, const Event&, const Event&);

  std::vector<fastjet::PseudoJet> fJetInput;
};

class Py8toJetInputHEPEVT : public Py8toJetInput {
public:
  Py8toJetInputHEPEVT() {}
  ~Py8toJetInputHEPEVT() override {}

  const std::vector<fastjet::PseudoJet> fillJetAlgoInput(const Event&,
                                                         const Event&,
                                                         const lhef::LHEEvent*,
                                                         const std::vector<int>* partonList = nullptr) override;
};

#endif