IParticleCaloCellAssociationTool.h

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/*
   Copyright (C) 2002-2019 CERN for the benefit of the ATLAS collaboration
 */

// IParticleCaloCellAssociationTool.h, (c) ATLAS Detector software
#ifndef ITRKTRACKPARTICLECALOCELLASSOCIATIONTOOL_H
#define ITRKTRACKPARTICLECALOCELLASSOCIATIONTOOL_H
 
#include "GaudiKernel/IAlgTool.h"
#include "xAODBase/IParticle.h"
#include "ParticleCaloExtension/ParticleCellAssociation.h"
#include "TrkCaloExtension/CaloExtensionCollection.h"
#include <memory>
class CaloCellContainer;
 
namespace Rec 
{
 
static const InterfaceID IID_IParticleCaloCellAssociationTool("Rec::IParticleCaloCellAssociationTool", 1, 0);

class IParticleCaloCellAssociationTool : virtual public IAlgTool {
public:

  virtual std::unique_ptr< ParticleCellAssociation > particleCellAssociation( const xAOD::IParticle& particle, float dr, 
                                                                              const CaloCellContainer* container = nullptr,
                                                                              const CaloExtensionCollection* extensionCache = nullptr) const = 0;
  
 
  typedef std::unordered_map<size_t,std::unique_ptr< ParticleCellAssociation >> Cache;
  virtual ParticleCellAssociation* particleCellAssociation( const xAOD::IParticle& particle, float dr, Cache& cache,
                                                            const CaloCellContainer* container = nullptr,
                                                            const CaloExtensionCollection* extensionCache = nullptr) const = 0;
  
 
  static const InterfaceID& interfaceID( ) ;
};
 
inline const InterfaceID& IParticleCaloCellAssociationTool::interfaceID() {
  return IID_IParticleCaloCellAssociationTool; 
}
 
} // end of namespace
 
#endif