L1METvalue.h

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/*
  Copyright (C) 2002-2018 CERN for the benefit of the ATLAS collaboration
*/
/***************************************************************************
                          L1MET.h  -  description
                             -------------------
    begin                : 19-10-2007
    email                : Alan.Watson@cern.ch
 ***************************************************************************/
                                                                                
#ifndef L1METvalue_H
#define L1METvalue_H
 
namespace LVL1 {

class L1METvalue {
 
public: 
  void calcL1MET(int Ex, int Ey, int& MET, unsigned int& Range, bool& Overflow);
  void calcL1MET(int Ex, int Ey, float& MET, bool& Overflow);
  void calcL1METQ(int Ex, int Ey, int& METQ, bool& Overflow);
  void calcL1METSig(int Ex, int Ey, int SumET, float a, float b,
                    int XEmin, int XEmax, int sqrtTEmin, int sqrtTEmax,
                    float& XS, int& OutOfRange);
  void calcL1METSig(int MET, unsigned int Range, int SumET, float a, float b,
                    int XEmin, int XEmax, int sqrtTEmin, int sqrtTEmax,
                    float& XS, int& OutOfRange);
 
private: 
  static const unsigned int m_nBits = 6;
  static const unsigned int m_nRanges = 4;
  static const unsigned int m_mask = 0x3F;
  static const unsigned int m_valueMask = 0x7F;
  static const unsigned int m_rangeMask = 0x180;
  static const int m_xsXEmax = 127;
  static const int m_xsSqrtTEmax  = 63;
};
 
}//end of ns
 
#endif