Particle.fhh

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// -*- C++ -*-
#ifndef RIVET_Particle_FHH
#define RIVET_Particle_FHH

#include "Rivet/Tools/RivetSTL.hh"

namespace Rivet {


  /// @name Particle declarations
  //@{

  // Forward declaration
  class Particle;

  /// Typedefs for a vector of Particle objects.
  typedef std::vector<Particle> Particles; //< New form, cf. Jets
  typedef std::vector<Particle> ParticleVector; //< Old form

  /// Typedef for a pair of Particle objects.
  typedef std::pair<Particle, Particle> ParticlePair;

  //@}


  /// @name PdgId declarations
  //@{

  /// Typedef for a PDG ID code.
  typedef int PdgId;

  /// Typedef for a pair of particle names.
  typedef std::pair<PdgId, PdgId> PdgIdPair;

  //@}


}


#endif