GenericTob.h

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/*
  Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef GLOBALSIM_GENERICTOB_H
#define GLOBALSIM_GENERICTOB_H
 
#include "AlgoConstants.h"
#include "AlgoDataTypes.h"  //bitSetToInt
#include "eEmTob.h"
 
#include <bitset>
#include <ostream>
 
namespace GlobalSim {
 
 
  class GenericTob {
     // vhdl type: record
 
  public:
    constexpr static std::size_t GenericEtBitWidth{13};
    constexpr static std::size_t GenericEtaBitWidth{9};
    
    constexpr static std::size_t
    GenericAbsoluteEtBitWidth{GenericEtaBitWidth-1};
    
    constexpr static std::size_t GenericPhiBitWidth{7};
    constexpr static std::size_t GenericMuonFlagBitWidth{2};
    
    
    GenericTob(){};
    GenericTob(const eEmTobPtr& in_tob);
    
    const std::bitset<13>& Et_bits() const {return m_Et_bits;}
    const std::bitset<9>& Eta_bits() const {return m_Eta_bits;}
    const std::bitset<7>& Phi_bits() const {return m_Phi_bits;}
    const std::bitset<2>& Charge_bits() const {return m_Charge_bits;}
    const std::bitset<1>& overflow_bits() const {return m_Overflow_bits;}
    std::bitset<32> as_bits() const;
 
    ulong Et () const {return m_Et_bits.to_ulong();}
    int Eta () const {return bitSetToInt(m_Eta_bits);}
    int Phi () const {return bitSetToInt(m_Phi_bits);}
    int Charge () const{return bitSetToInt(m_Charge_bits);}
      
    
  private:
 
    // at the time of writing the int widhs in the VHDL code were all < 16.
       
    std::bitset<GenericEtBitWidth> m_Et_bits;
    std::bitset<GenericEtaBitWidth> m_Eta_bits;
    std::bitset<GenericPhiBitWidth> m_Phi_bits;
    std::bitset<GenericMuonFlagBitWidth> m_Charge_bits;
    std::bitset<1> m_Overflow_bits;
    
  };
 
}
 
std::ostream& operator << (std::ostream&, const GlobalSim::GenericTob&);
 
#endif