HelicityDefinitions.h

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// -*- C++ -*-
//
// HelicityDefinitions.h is a part of ThePEG - Toolkit for HEP Event Generation
// Copyright (C) 2003-2019 Peter Richardson, Leif Lonnblad
//
// ThePEG is licenced under version 3 of the GPL, see COPYING for details.
// Please respect the MCnet academic guidelines, see GUIDELINES for details.
//
#ifndef THEPEG_HelicityDefinitions_H
#define THEPEG_HelicityDefinitions_H
// This is the declaration of the HelicityDefinitions class.
 
#include "ThePEG/Config/ThePEG.h"
#include "ThePEG/Utilities/Exception.h"
 
namespace ThePEG {
 
namespace Helicity {
 
enum class SpinorType {
  u, 
  v, 
  unknown 
};
 
enum VectorPhase {
  vector_phase, 
  vector_nophase, 
  default_vector_phase=vector_nophase 
};
  
class HelicityLogicalError: public Exception {};
 
class HelicityConsistencyError: public Exception {};
}
}
 
#endif /* THEPEG_HelicityDefinitions_H */