ISFParticleOrderedQueue.h

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/*
  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
*/

// ISFParticleOrderedQueue.h, (c) ATLAS Detector software
//
#ifndef ISF_EVENT_ISFPARTICLEORDEREDQUEUE_H
#define ISF_EVENT_ISFPARTICLEORDEREDQUEUE_H
 
// STL includes
#include <queue>
 
// ISF includes
#include "ISF_Event/ISFParticle.h"
#include "ISF_Event/ISFParticleContainer.h"

 
namespace ISF {
  struct ISFParticleOrdering {
    bool operator()(ISF::ISFParticle *lhs, ISF::ISFParticle *rhs) { return lhs->getOrder() < rhs->getOrder(); }
  };

  typedef std::priority_queue<ISF::ISFParticle *, ISF::ISFParticleVector, ISF::ISFParticleOrdering >  ISFParticleOrderedQueue;
}
 
#endif // ISF_EVENT_ISFPARTICLEORDEREDQUEUE_H