L1MuGMTPhiLUT.h

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//-------------------------------------------------
//
//   Class: L1MuGMTPhiLUT
//
//
//   Author :
//   H. Sakulin            CERN EP
//
//   Migrated to CMSSW:
//   I. Mikulec
//
//--------------------------------------------------
#ifndef L1TriggerGlobalMuonTrigger_L1MuGMTPhiLUT_h
#define L1TriggerGlobalMuonTrigger_L1MuGMTPhiLUT_h

//---------------
// C++ Headers --
//---------------

#include <vector>
#include <cmath>

//----------------------
// Base Class Headers --
//----------------------

//------------------------------------
// Collaborating Class Declarations --
//------------------------------------

//              ---------------------
//              -- Class Interface --
//              ---------------------

class L1MuGMTPhiLUT {
public:
  L1MuGMTPhiLUT();

  virtual ~L1MuGMTPhiLUT();

  //FIXME: two versions

  static float dphi(int isys, int isISO, int icharge, int ieta, float pt);

  static float dphi(int isys, int isISO, int icharge, float eta, float pt) {
    return dphi(isys, isISO, icharge, etabin((float)fabs(eta), isys), pt);
  };

private:
  static int etabin(float eta, int isys);

private:
  static const int NSYS = 4;
  static const int DT = 0;
  static const int CSC = 1;
  static const int bRPC = 2;
  static const int fRPC = 3;

  // 3-bit eta, in hardware 4th bit is reserved for
  // positive / negative endcap asymmetries
  static const unsigned int NETA = 8;

  // 2 reference planes 0: calo, 1: vertex
  static const unsigned int NRP = 2;

  static float etabins[NSYS][NETA + 1];
  static float fitparams_phi[NRP][NSYS][NETA][2][3];
};

#endif