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 #ifndef L1TMUONPHASE2_PHASE2GMT_CONSTANTS
 #define L1TMUONPHASE2_PHASE2GMT_CONSTANTS
 
 #include "ap_int.h"
 
 namespace Phase2L1GMT {
 
   // INPUT Dataformat
   // Track
   const int BITSTTCURV = 15;
   const int BITSTTCURV2 = 27;
   const int BITSTTPHI = 12;
   const int BITSTTTANL = 16;
   // Not used in the emulator now, but will in future
   const int BITSTTZ0 = 12;
   const int BITSTTD0 = 13;
   const int BITSTTCHI2 = 4;
   const int BITSTTBENDCHI2 = 3;
   const int BITSTTMASK = 7;
   const int BITSTTTRACKMVA = 3;
   const int BITSTTOTHERMVA = 6;
 
   // Bitwidth for common internal variables in GMT
   const int BITSPT = 13;
   const int BITSPHI = 13;
   const int BITSETA = 13;
   const int BITSZ0 = 10;
   const int BITSD0 = 12;
 
   //Muon ROI
   const int BITSSTUBCOORD = 10;
   const int BITSSTUBETA = 8;
   const int BITSSTUBID = 12;
   const int BITSSTUBPHIQUALITY = 4;
   const int BITSSTUBETAQUALITY = 4;
   const int BITSSTUBTIME = 8;
   const int BITSSTAMUONQUALITY = 6;
   const int BITSMUONBX = 4;
 
   //PreTrackMatherdMuon
   const int BITSMATCHQUALITY = 9;
   const int BITSMUONBETA = 4;
 
   //Track Muon Match
   const int BITSSIGMAETA = 4;
   const int BITSSIGMACOORD = 4;
   const int BITSPROPCOORD = 9;
   const int BITSPROPSIGMACOORD_A = 6;
   const int BITSPROPSIGMACOORD_B = 6;
   const int BITSPROPSIGMAETA_A = 5;
   const int BITSPROPSIGMAETA_B = 5;
 
   // OUTPUT Dataformat
   // Bitwidth for standalone muons to CL1 and GT
   const int BITSSAZ0 = 5;
   const int BITSSAD0 = 7;
   const int BITSSAQUAL = 4;
 
   // Bitwidth for dataformat to GT
   const int BITSGTPT = 16;
   const int BITSGTPHI = 13;
   const int BITSGTETA = 14;
   const int BITSGTZ0 = 10;
   const int BITSGTD0 = 10;
   const int BITSGTQUAL = 6;
   const int BITSGTQUALSC = 7;
   const int BITSGTISO = 6;
   const int BITSGTBETA = 4;
 
   // Bitwidth for Tau->3mu object
   const int BITSTMPT = 8;
   const int BITSTMPHI = 8;
   const int BITSTMETA = 8;
   const int BITSTMMASS2 = 8;
   const int BITSTMTYPE = 6;
   const int BITSTMIDX = 4;
   const int BITSTMQUAL = 4;
 
   const float maxCurv_ = 0.00855;  // 2 GeV pT Rinv is in cm
   const float maxPhi_ = 1.026;     // relative to the center of the sector
   const float maxTanl_ = 8.0;
   const float maxZ0_ = 25.6;
   const float maxD0_ = 15.36;
   // Updated barrelLimit according to Karol, https://indico.cern.ch/event/1113802/#1-phase2-gmt-performance-and-i
   const int barrelLimit0_ = 1.4 / 0.00076699039 / 8;
   const int barrelLimit1_ = 1.1 / 0.00076699039 / 8;
   const int barrelLimit2_ = 0.95 / 0.00076699039 / 8;
   const int barrelLimit3_ = 0.95 / 0.00076699039 / 8;
   const int barrelLimit4_ = 0;
 
   // LSB
   const float LSBpt = 0.03125;
   const float LSBphi = 2. * M_PI / pow(2, BITSPHI);
   const float LSBeta = 2. * M_PI / pow(2, BITSETA);
   const float LSBGTiso = 0.25;  // 0.25GeV, LSBphi * 8
   const float LSBGTz0 = 0.05;   // 0.5mm, in sync with GTT and Correlator
   const float LSBGTd0 = 0.03;   // from GT interface doc
   const float LSBSAz0 = 1.6;    // 0.05 * 32 cm, with range +- 25.6
   const float LSBSAd0 = 3.84;   // 0.03 * 128 cm, with range +- 245.76
 
   typedef ap_uint<64> wordtype;
   typedef ap_uint<1> valid_gt_t;             //valid
   typedef ap_uint<1> q_gt_t;                 //charge
   typedef ap_uint<BITSGTPT> pt_gt_t;         //pt        of tracker muon
   typedef ap_int<BITSGTPHI> phi_gt_t;        //phi       of tracker muon
   typedef ap_int<BITSGTETA> eta_gt_t;        //eta       of tracker muon
   typedef ap_int<BITSGTZ0> z0_gt_t;          //z0        of tracker muon
   typedef ap_int<BITSGTD0> d0_gt_t;          //d0        of tracker muon
   typedef ap_uint<BITSGTISO> iso_gt_t;       //isolation of tracker muon
   typedef ap_uint<BITSGTBETA> beta_gt_t;     //beta      of tracker muon
   typedef ap_uint<BITSGTQUAL> qual_gt_t;     //quality   of tracker muon
   typedef ap_int<BITSGTQUALSC> qualsc_gt_t;  //quality score of tracker muon (qual/q)
 
   //Standalone muon datatype
   typedef ap_uint<1> valid_sa_t;          //valid
   typedef ap_uint<BITSGTPT> pt_sa_t;      //pt      of standalone muon
   typedef ap_int<BITSGTPHI> phi_sa_t;     //phi     of standalone muon
   typedef ap_int<BITSGTETA> eta_sa_t;     //eta     of standalone muon
   typedef ap_int<BITSSAZ0> z0_sa_t;       //z0      of standalone muon
   typedef ap_int<BITSSAD0> d0_sa_t;       //d0      of standalone muon
   typedef ap_uint<1> q_sa_t;              //charge  of standalone muon
   typedef ap_uint<BITSSAQUAL> qual_sa_t;  //quality of standalone muon
 
   inline uint64_t twos_complement(long long int v, uint bits) {
     uint64_t mask = (1 << bits) - 1;
     if (v >= 0)
       return v & mask;
     else
       return (~(-v) + 1) & mask;
   }
 
   template <class T>
   inline int wordconcat(T& word, int bstart, long int input, int bitsize) {
     int bend = bstart + bitsize - 1;
     word.range(bend, bstart) = twos_complement(input, bitsize);
     return bend + 1;
   }
 
 }  // namespace Phase2L1GMT
 #endif

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