ITruthParticlesInConeTool.h

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/*
  Copyright (C) 2002-2021 CERN for the benefit of the ATLAS collaboration
*/

// ITruthParticlesInConeTool.h, (c) ATLAS Detector software
#ifndef PARTICLESINCONETOOLS_ITRUTHPARTICLESINCONETOOL_H
#define PARTICLESINCONETOOLS_ITRUTHPARTICLESINCONETOOL_H
 
#include "GaudiKernel/IAlgTool.h"
#include "GaudiKernel/EventContext.h"
#include "xAODTruth/TruthParticle.h"
#include <vector>
 
namespace xAOD {
 
static const InterfaceID
  IID_ITruthParticlesInConeTool("xAOD::ITruthParticlesInConeTool", 1, 0);

class ITruthParticlesInConeTool : virtual public IAlgTool
{
public:
  static const InterfaceID& interfaceID();

  virtual bool particlesInCone(
    const EventContext& ctx,
    float eta,
    float phi,
    float dr,
    std::vector<const TruthParticle*>& output) const = 0;
};
 
inline const InterfaceID&
ITruthParticlesInConeTool::interfaceID()
{
  return IID_ITruthParticlesInConeTool;
}
 
} // end of namespace
 
#endif