InvisibleFinalState.hh

// -*- C++ -*-
#ifndef RIVET_InvisibleFinalState_HH
#define RIVET_InvisibleFinalState_HH
 
#include "Rivet/Tools/Logging.hh"
#include "Rivet/Config/RivetCommon.hh"
#include "Rivet/Particle.hh"
#include "Rivet/Event.hh"
#include "Rivet/Projection.hh"
#include "Rivet/Projections/FinalState.hh"
#include "Rivet/Projections/PromptFinalState.hh"
 
namespace Rivet {
 
 
  enum class OnlyPrompt { YES, NO };
  
  
  class InvisibleFinalState : public FinalState {
  public:
 
 
    InvisibleFinalState(OnlyPrompt requirepromptness=OnlyPrompt::NO,
            TauDecaysAs taudecays=TauDecaysAs::NONPROMPT,
            MuDecaysAs mudecays=MuDecaysAs::NONPROMPT)
      : _requirePromptness(requirepromptness == OnlyPrompt::YES),
        _taudecays(taudecays == TauDecaysAs::PROMPT),
        _mudecays(mudecays == MuDecaysAs::PROMPT)
    {
      setName("InvisibleFinalState");
      declare(FinalState(), "FS");
    }
 
    RIVET_DEFAULT_PROJ_CLONE(InvisibleFinalState);
 
 
    using Projection::operator =;
 
 
    void requirePromptness(bool acc=true,
               TauDecaysAs taudecays=TauDecaysAs::NONPROMPT,
               MuDecaysAs mudecays=MuDecaysAs::NONPROMPT) {
      _requirePromptness = acc;
      _taudecays = (taudecays == TauDecaysAs::PROMPT);
      _mudecays = (mudecays == MuDecaysAs::PROMPT);
    }
 
    void project(const Event& e);
 
    CmpState compare(const Projection& p) const;
 
 
  protected:
 
    bool _requirePromptness, _taudecays, _mudecays;
  };
 
 
}
 
#endif