ParticleLevelPtEtaPhiDecoratorAlg.h

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/*
  Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
*/

 
#ifndef TRUTH_PARTICLELEVEL_PTETAPHIDECORATOR_ALG_H
#define TRUTH_PARTICLELEVEL_PTETAPHIDECORATOR_ALG_H
 
// Algorithm includes
#include <AnaAlgorithm/AnaReentrantAlgorithm.h>
#include <AsgDataHandles/ReadHandleKey.h>
#include <AsgDataHandles/WriteDecorHandleKey.h>
#include <AsgTools/PropertyWrapper.h>
 
// Framework includes
#include <xAODTruth/TruthParticleContainer.h>
 
namespace CP {
class ParticleLevelPtEtaPhiDecoratorAlg : public EL::AnaReentrantAlgorithm {
 public:
  using EL::AnaReentrantAlgorithm::AnaReentrantAlgorithm;
  virtual StatusCode initialize() final;
  virtual StatusCode execute(const EventContext &ctx) const final;
 
 private:
  SG::ReadHandleKey<xAOD::TruthParticleContainer> m_particlesKey{
      this, "particles", "", "the name of the input truth particles container"};
  SG::WriteDecorHandleKey<xAOD::TruthParticleContainer> m_decPtKey{
      this, "ptDecoration", m_particlesKey, "pt", "the pt decoration"};
  SG::WriteDecorHandleKey<xAOD::TruthParticleContainer> m_decEtaKey{
      this, "etaDecoration", m_particlesKey, "eta", "the eta decoration"};
  SG::WriteDecorHandleKey<xAOD::TruthParticleContainer> m_decPhiKey{
      this, "phiDecoration", m_particlesKey, "phi", "the phi decoration"};
};
 
}  // namespace CP
 
#endif