/data/refman/pasoursint/CMSSW_6_1_2_SLHC4_patch1/src/L1Trigger/DTTrackFinder/src/L1MuDTTrackAssembler.cc

Go to the documentation of this file.

//-------------------------------------------------
//
//   Class: L1MuDTTrackAssembler
//
//   Description: Track Assembler
//
//
//   $Date: 2008/02/18 17:38:04 $
//   $Revision: 1.3 $
//
//   Author :
//   N. Neumeister            CERN EP
//
//--------------------------------------------------

//-----------------------
// This Class's Header --
//-----------------------

#include "L1Trigger/DTTrackFinder/src/L1MuDTTrackAssembler.h"

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

#include <iostream>
#include <string>

//-------------------------------
// Collaborating Class Headers --
//-------------------------------

#include "L1Trigger/DTTrackFinder/src/L1MuDTTFConfig.h"
#include "L1Trigger/DTTrackFinder/src/L1MuDTSectorProcessor.h"
#include "L1Trigger/DTTrackFinder/src/L1MuDTExtrapolationUnit.h"

using namespace std;

// --------------------------------
//       class L1MuDTTrackAssembler
//---------------------------------

//----------------
// Constructors --
//----------------

L1MuDTTrackAssembler::L1MuDTTrackAssembler(const L1MuDTSectorProcessor& sp) : 
         m_sp(sp) {


}


//--------------
// Destructor --
//--------------

L1MuDTTrackAssembler::~L1MuDTTrackAssembler() {
  
}


//--------------
// Operations --
//--------------

//
// run Track Assembler
//
void L1MuDTTrackAssembler::run() {

  // get the 18 bitmap tables from the Quality Sorter Unit
  
  bitset<12> b_adr12_8 = m_sp.EU()->getQSTable(EX12, 0);
  bitset<12> b_adr12_9 = m_sp.EU()->getQSTable(EX12, 1);
  bitset<12> b_adr13_8 = m_sp.EU()->getQSTable(EX13, 0); 
  bitset<12> b_adr13_9 = m_sp.EU()->getQSTable(EX13, 1);
  bitset<12> b_adr14_8 = m_sp.EU()->getQSTable(EX14, 0);
  bitset<12> b_adr14_9 = m_sp.EU()->getQSTable(EX14, 1);
  bitset<12> b_adr23_8 = m_sp.EU()->getQSTable(EX23, 0);
  bitset<12> b_adr23_9 = m_sp.EU()->getQSTable(EX23, 1);
  bitset<12> b_adr23_0 = m_sp.EU()->getQSTable(EX23, 2);
  bitset<12> b_adr23_1 = m_sp.EU()->getQSTable(EX23, 3);
  bitset<12> b_adr24_8 = m_sp.EU()->getQSTable(EX24, 0);
  bitset<12> b_adr24_9 = m_sp.EU()->getQSTable(EX24, 1);
  bitset<12> b_adr24_0 = m_sp.EU()->getQSTable(EX24, 2);
  bitset<12> b_adr24_1 = m_sp.EU()->getQSTable(EX24, 3);
  bitset<12> b_adr34_8 = m_sp.EU()->getQSTable(EX34, 0);
  bitset<12> b_adr34_9 = m_sp.EU()->getQSTable(EX34, 1);
  bitset<12> b_adr34_0 = m_sp.EU()->getQSTable(EX34, 2);
  bitset<12> b_adr34_1 = m_sp.EU()->getQSTable(EX34, 3);

    
  // Last segment node building 
 
  bitset<12> n_1234_888 = ( b_adr14_8 & b_adr24_8 & b_adr34_8 );
  bitset<12> n_1234_889 = ( b_adr14_8 & b_adr24_8 & b_adr34_9 );
  bitset<12> n_1234_880 = ( b_adr14_8 & b_adr24_8 & b_adr34_0 );
  bitset<12> n_1234_881 = ( b_adr14_8 & b_adr24_8 & b_adr34_1 );
  bitset<12> n_1234_898 = ( b_adr14_8 & b_adr24_9 & b_adr34_8 );
  bitset<12> n_1234_899 = ( b_adr14_8 & b_adr24_9 & b_adr34_9 );
  bitset<12> n_1234_890 = ( b_adr14_8 & b_adr24_9 & b_adr34_0 );
  bitset<12> n_1234_891 = ( b_adr14_8 & b_adr24_9 & b_adr34_1 );
  bitset<12> n_1234_800 = ( b_adr14_8 & b_adr24_0 & b_adr34_0 );
  bitset<12> n_1234_801 = ( b_adr14_8 & b_adr24_0 & b_adr34_1 );
  bitset<12> n_1234_810 = ( b_adr14_8 & b_adr24_1 & b_adr34_0 );
  bitset<12> n_1234_811 = ( b_adr14_8 & b_adr24_1 & b_adr34_1 );

  bitset<12> n_1234_988 = ( b_adr14_9 & b_adr24_8 & b_adr34_8 );
  bitset<12> n_1234_989 = ( b_adr14_9 & b_adr24_8 & b_adr34_9 );
  bitset<12> n_1234_980 = ( b_adr14_9 & b_adr24_8 & b_adr34_0 );
  bitset<12> n_1234_981 = ( b_adr14_9 & b_adr24_8 & b_adr34_1 );
  bitset<12> n_1234_998 = ( b_adr14_9 & b_adr24_9 & b_adr34_8 );
  bitset<12> n_1234_999 = ( b_adr14_9 & b_adr24_9 & b_adr34_9 );
  bitset<12> n_1234_990 = ( b_adr14_9 & b_adr24_9 & b_adr34_0 );
  bitset<12> n_1234_991 = ( b_adr14_9 & b_adr24_9 & b_adr34_1 );
  bitset<12> n_1234_900 = ( b_adr14_9 & b_adr24_0 & b_adr34_0 );
  bitset<12> n_1234_901 = ( b_adr14_9 & b_adr24_0 & b_adr34_1 );
  bitset<12> n_1234_910 = ( b_adr14_9 & b_adr24_1 & b_adr34_0 );
  bitset<12> n_1234_911 = ( b_adr14_9 & b_adr24_1 & b_adr34_1 );

  bitset<12> n_123_88 = ( b_adr13_8 & b_adr23_8 );
  bitset<12> n_123_89 = ( b_adr13_8 & b_adr23_9 );
  bitset<12> n_123_80 = ( b_adr13_8 & b_adr23_0 );
  bitset<12> n_123_81 = ( b_adr13_8 & b_adr23_1 );

  bitset<12> n_123_98 = ( b_adr13_9 & b_adr23_8 );
  bitset<12> n_123_99 = ( b_adr13_9 & b_adr23_9 );
  bitset<12> n_123_90 = ( b_adr13_9 & b_adr23_0 );
  bitset<12> n_123_91 = ( b_adr13_9 & b_adr23_1 );

  bitset<12> n_124_88 = ( b_adr14_8 & b_adr24_8 );
  bitset<12> n_124_89 = ( b_adr14_8 & b_adr24_9 );
  bitset<12> n_124_80 = ( b_adr14_8 & b_adr24_0 );
  bitset<12> n_124_81 = ( b_adr14_8 & b_adr24_1 );

  bitset<12> n_124_98 = ( b_adr14_9 & b_adr24_8 );
  bitset<12> n_124_99 = ( b_adr14_9 & b_adr24_9 );
  bitset<12> n_124_90 = ( b_adr14_9 & b_adr24_0 );
  bitset<12> n_124_91 = ( b_adr14_9 & b_adr24_1 );

  bitset<12> n_134_88 = ( b_adr14_8 & b_adr34_8 );
  bitset<12> n_134_89 = ( b_adr14_8 & b_adr34_9 );
  bitset<12> n_134_80 = ( b_adr14_8 & b_adr34_0 );
  bitset<12> n_134_81 = ( b_adr14_8 & b_adr34_1 );

  bitset<12> n_134_98 = ( b_adr14_9 & b_adr34_8 );
  bitset<12> n_134_99 = ( b_adr14_9 & b_adr34_9 );
  bitset<12> n_134_90 = ( b_adr14_9 & b_adr34_0 );
  bitset<12> n_134_91 = ( b_adr14_9 & b_adr34_1 );

  bitset<12> n_234_88 = ( b_adr24_8 & b_adr34_8 );
  bitset<12> n_234_89 = ( b_adr24_8 & b_adr34_9 );
  bitset<12> n_234_80 = ( b_adr24_8 & b_adr34_0 );
  bitset<12> n_234_81 = ( b_adr24_8 & b_adr34_1 );

  bitset<12> n_234_98 = ( b_adr24_9 & b_adr34_8 );
  bitset<12> n_234_99 = ( b_adr24_9 & b_adr34_9 );
  bitset<12> n_234_90 = ( b_adr24_9 & b_adr34_0 );
  bitset<12> n_234_91 = ( b_adr24_9 & b_adr34_1 );

  bitset<12> n_12_8 = b_adr12_8;
  bitset<12> n_12_9 = b_adr12_9;

  bitset<12> n_13_8 = b_adr13_8;
  bitset<12> n_13_9 = b_adr13_9;

  bitset<12> n_14_8 = b_adr14_8;
  bitset<12> n_14_9 = b_adr14_9;

  bitset<12> n_23_8 = b_adr23_8;
  bitset<12> n_23_9 = b_adr23_9;

  bitset<12> n_24_8 = b_adr24_8;
  bitset<12> n_24_9 = b_adr24_9;

  bitset<12> n_34_8 = b_adr34_8;
  bitset<12> n_34_9 = b_adr34_9;

  // Last address encoders

  m_theLastAddress[67] = addressEncoder12(n_1234_888);
  m_theLastAddress[66] = addressEncoder12(n_1234_889);
  m_theLastAddress[65] = addressEncoder12(n_1234_880);
  m_theLastAddress[64] = addressEncoder12(n_1234_881);

  m_theLastAddress[63] = addressEncoder12(n_1234_898);
  m_theLastAddress[62] = addressEncoder12(n_1234_899);
  m_theLastAddress[61] = addressEncoder12(n_1234_890);
  m_theLastAddress[60] = addressEncoder12(n_1234_891); 

  m_theLastAddress[59] = addressEncoder12(n_1234_800);
  m_theLastAddress[58] = addressEncoder12(n_1234_801);
  m_theLastAddress[57] = addressEncoder12(n_1234_810);
  m_theLastAddress[56] = addressEncoder12(n_1234_811);

  m_theLastAddress[55] = addressEncoder12(n_1234_988);
  m_theLastAddress[54] = addressEncoder12(n_1234_989);
  m_theLastAddress[53] = addressEncoder12(n_1234_980);
  m_theLastAddress[52] = addressEncoder12(n_1234_981);

  m_theLastAddress[51] = addressEncoder12(n_1234_998);
  m_theLastAddress[50] = addressEncoder12(n_1234_999);
  m_theLastAddress[49] = addressEncoder12(n_1234_990);
  m_theLastAddress[48] = addressEncoder12(n_1234_991);

  m_theLastAddress[47] = addressEncoder12(n_1234_900);
  m_theLastAddress[46] = addressEncoder12(n_1234_901);
  m_theLastAddress[45] = addressEncoder12(n_1234_910);
  m_theLastAddress[44] = addressEncoder12(n_1234_911);

  m_theLastAddress[43] = addressEncoder12(n_123_88);  
  m_theLastAddress[42] = addressEncoder12(n_123_89);
  m_theLastAddress[41] = addressEncoder12(n_123_80);
  m_theLastAddress[40] = addressEncoder12(n_123_81);

  m_theLastAddress[39] = addressEncoder12(n_123_98);
  m_theLastAddress[38] = addressEncoder12(n_123_99);
  m_theLastAddress[37] = addressEncoder12(n_123_90);
  m_theLastAddress[36] = addressEncoder12(n_123_91);

  m_theLastAddress[35] = addressEncoder12(n_124_88);
  m_theLastAddress[34] = addressEncoder12(n_124_89);
  m_theLastAddress[33] = addressEncoder12(n_124_80);
  m_theLastAddress[32] = addressEncoder12(n_124_81);

  m_theLastAddress[31] = addressEncoder12(n_124_98);
  m_theLastAddress[30] = addressEncoder12(n_124_99);
  m_theLastAddress[29] = addressEncoder12(n_124_90);
  m_theLastAddress[28] = addressEncoder12(n_124_91);

  m_theLastAddress[27] = addressEncoder12(n_134_88);
  m_theLastAddress[26] = addressEncoder12(n_134_89);
  m_theLastAddress[25] = addressEncoder12(n_134_80);
  m_theLastAddress[24] = addressEncoder12(n_134_81);

  m_theLastAddress[23] = addressEncoder12(n_134_98);
  m_theLastAddress[22] = addressEncoder12(n_134_99);
  m_theLastAddress[21] = addressEncoder12(n_134_90);
  m_theLastAddress[20] = addressEncoder12(n_134_91);

  m_theLastAddress[19] = addressEncoder12(n_234_88);
  m_theLastAddress[18] = addressEncoder12(n_234_89);
  m_theLastAddress[17] = addressEncoder12(n_234_80);
  m_theLastAddress[16] = addressEncoder12(n_234_81);

  m_theLastAddress[15] = addressEncoder12(n_234_98);
  m_theLastAddress[14] = addressEncoder12(n_234_99);
  m_theLastAddress[13] = addressEncoder12(n_234_90);
  m_theLastAddress[12] = addressEncoder12(n_234_91);

  m_theLastAddress[11] = addressEncoder12(n_12_8);
  m_theLastAddress[10] = addressEncoder12(n_12_9);

  m_theLastAddress[9]  = addressEncoder12(n_13_8);
  m_theLastAddress[8]  = addressEncoder12(n_13_9);

  m_theLastAddress[7]  = addressEncoder12(n_14_8);
  m_theLastAddress[6]  = addressEncoder12(n_14_9);

  m_theLastAddress[5]  = addressEncoder12(n_23_8);
  m_theLastAddress[4]  = addressEncoder12(n_23_9);

  m_theLastAddress[3]  = addressEncoder12(n_24_8);
  m_theLastAddress[2]  = addressEncoder12(n_24_9);

  m_theLastAddress[1]  = addressEncoder12(n_34_8);
  m_theLastAddress[0]  = addressEncoder12(n_34_9);

  m_theLastAddressI[11] = addressEncoder12s(n_12_8);
  m_theLastAddressI[10] = addressEncoder12s(n_12_9);
  m_theLastAddressI[9]  = addressEncoder12s(n_13_8);
  m_theLastAddressI[8]  = addressEncoder12s(n_13_9);
  m_theLastAddressI[7]  = addressEncoder12s(n_14_8);
  m_theLastAddressI[6]  = addressEncoder12s(n_14_9);
  m_theLastAddressI[5]  = addressEncoder12s(n_23_8);
  m_theLastAddressI[4]  = addressEncoder12s(n_23_9);
  m_theLastAddressI[3]  = addressEncoder12s(n_24_8);
  m_theLastAddressI[2]  = addressEncoder12s(n_24_9);
  m_theLastAddressI[1]  = addressEncoder12s(n_34_8);
  m_theLastAddressI[0]  = addressEncoder12s(n_34_9);

  // Main equations (68)
  
  m_thePriorityTable1[67] = ( b_adr12_8[0] & b_adr13_8[0] & b_adr23_8[0] & n_1234_888.any() );
  m_thePriorityTable1[66] = ( b_adr12_8[0] & b_adr13_8[1] & b_adr23_8[1] & n_1234_889.any() );
  m_thePriorityTable1[65] = ( b_adr12_8[0] & b_adr13_8[2] & b_adr23_8[2] & n_1234_880.any() );
  m_thePriorityTable1[64] = ( b_adr12_8[0] & b_adr13_8[3] & b_adr23_8[3] & n_1234_881.any() );
  m_thePriorityTable1[63] = ( b_adr12_8[1] & b_adr13_8[0] & b_adr23_9[0] & n_1234_898.any() );
  m_thePriorityTable1[62] = ( b_adr12_8[1] & b_adr13_8[1] & b_adr23_9[1] & n_1234_899.any() );
  m_thePriorityTable1[61] = ( b_adr12_8[1] & b_adr13_8[2] & b_adr23_9[2] & n_1234_890.any() );
  m_thePriorityTable1[60] = ( b_adr12_8[1] & b_adr13_8[3] & b_adr23_9[3] & n_1234_891.any() );
  m_thePriorityTable1[59] = ( b_adr12_8[2] & b_adr13_8[2] & b_adr23_0[2] & n_1234_800.any() );
  m_thePriorityTable1[58] = ( b_adr12_8[2] & b_adr13_8[3] & b_adr23_0[3] & n_1234_801.any() );
  m_thePriorityTable1[57] = ( b_adr12_8[3] & b_adr13_8[2] & b_adr23_1[2] & n_1234_810.any() );
  m_thePriorityTable1[56] = ( b_adr12_8[3] & b_adr13_8[3] & b_adr23_1[3] & n_1234_811.any() );
            
  m_thePriorityTable1[55] = ( b_adr12_9[0] & b_adr13_9[0] & b_adr23_8[0] & n_1234_988.any() );
  m_thePriorityTable1[54] = ( b_adr12_9[0] & b_adr13_9[1] & b_adr23_8[1] & n_1234_989.any() );
  m_thePriorityTable1[53] = ( b_adr12_9[0] & b_adr13_9[2] & b_adr23_8[2] & n_1234_980.any() );
  m_thePriorityTable1[52] = ( b_adr12_9[0] & b_adr13_9[3] & b_adr23_8[3] & n_1234_981.any() );
  m_thePriorityTable1[51] = ( b_adr12_9[1] & b_adr13_9[0] & b_adr23_9[0] & n_1234_998.any() );
  m_thePriorityTable1[50] = ( b_adr12_9[1] & b_adr13_9[1] & b_adr23_9[1] & n_1234_999.any() );
  m_thePriorityTable1[49] = ( b_adr12_9[1] & b_adr13_9[2] & b_adr23_9[2] & n_1234_990.any() );
  m_thePriorityTable1[48] = ( b_adr12_9[1] & b_adr13_9[3] & b_adr23_9[3] & n_1234_991.any() );
  m_thePriorityTable1[47] = ( b_adr12_9[2] & b_adr13_9[2] & b_adr23_0[2] & n_1234_900.any() );
  m_thePriorityTable1[46] = ( b_adr12_9[2] & b_adr13_9[3] & b_adr23_0[3] & n_1234_901.any() );
  m_thePriorityTable1[45] = ( b_adr12_9[3] & b_adr13_9[2] & b_adr23_1[2] & n_1234_910.any() );
  m_thePriorityTable1[44] = ( b_adr12_9[3] & b_adr13_9[3] & b_adr23_1[3] & n_1234_911.any() );
            
  m_thePriorityTable1[43] = ( b_adr12_8[0] & n_123_88.any() );
  m_thePriorityTable1[42] = ( b_adr12_8[1] & n_123_89.any() );
  m_thePriorityTable1[41] = ( b_adr12_8[2] & n_123_80.any() );
  m_thePriorityTable1[40] = ( b_adr12_8[3] & n_123_81.any() );

  m_thePriorityTable1[39] = ( b_adr12_9[0] & n_123_98.any() );
  m_thePriorityTable1[38] = ( b_adr12_9[1] & n_123_99.any() );
  m_thePriorityTable1[37] = ( b_adr12_9[2] & n_123_90.any() );
  m_thePriorityTable1[36] = ( b_adr12_9[3] & n_123_91.any() );

  m_thePriorityTable1[35] = ( b_adr12_8[0] & n_124_88.any() );
  m_thePriorityTable1[34] = ( b_adr12_8[1] & n_124_89.any() );
  m_thePriorityTable1[33] = ( b_adr12_8[2] & n_124_80.any() );
  m_thePriorityTable1[32] = ( b_adr12_8[3] & n_124_81.any() );

  m_thePriorityTable1[31] = ( b_adr12_9[0] & n_124_98.any() );
  m_thePriorityTable1[30] = ( b_adr12_9[1] & n_124_99.any() );
  m_thePriorityTable1[29] = ( b_adr12_9[2] & n_124_90.any() );
  m_thePriorityTable1[28] = ( b_adr12_9[3] & n_124_91.any() );

  m_thePriorityTable1[27] = ( b_adr13_8[0] & n_134_88.any() );
  m_thePriorityTable1[26] = ( b_adr13_8[1] & n_134_89.any() );
  m_thePriorityTable1[25] = ( b_adr13_8[2] & n_134_80.any() );
  m_thePriorityTable1[24] = ( b_adr13_8[3] & n_134_81.any() );

  m_thePriorityTable1[23] = ( b_adr13_9[0] & n_134_98.any() );
  m_thePriorityTable1[22] = ( b_adr13_9[1] & n_134_99.any() );
  m_thePriorityTable1[21] = ( b_adr13_9[2] & n_134_90.any() );
  m_thePriorityTable1[20] = ( b_adr13_9[3] & n_134_91.any() );

  m_thePriorityTable1[19] = ( b_adr23_8[0] & n_234_88.any() );
  m_thePriorityTable1[18] = ( b_adr23_8[1] & n_234_89.any() );
  m_thePriorityTable1[17] = ( b_adr23_8[2] & n_234_80.any() );
  m_thePriorityTable1[16] = ( b_adr23_8[3] & n_234_81.any() );

  m_thePriorityTable1[15] = ( b_adr23_9[0] & n_234_98.any() );
  m_thePriorityTable1[14] = ( b_adr23_9[1] & n_234_99.any() );
  m_thePriorityTable1[13] = ( b_adr23_9[2] & n_234_90.any() );
  m_thePriorityTable1[12] = ( b_adr23_9[3] & n_234_91.any() );
      
  m_thePriorityTable1[11] = n_12_8.any();
  m_thePriorityTable1[10] = n_12_9.any();
        
  m_thePriorityTable1[9]  = n_13_8.any();
  m_thePriorityTable1[8]  = n_13_9.any();

  m_thePriorityTable1[7]  = n_14_8.any();
  m_thePriorityTable1[6]  = n_14_9.any();

  m_thePriorityTable1[5]  = n_23_8.any();
  m_thePriorityTable1[4]  = n_23_9.any();

  m_thePriorityTable1[3]  = n_24_8.any();
  m_thePriorityTable1[2]  = n_24_9.any();

  m_thePriorityTable1[1]  = n_34_8.any();
  m_thePriorityTable1[0]  = n_34_9.any();


  if ( !m_thePriorityTable1.any() ) return;
  
  
  // first Priority Encoder Sub-Unit
  unsigned int global1 = 0;
  unsigned int group1 = 0;
  unsigned int p1 = 0;
  runEncoderSubUnit1(global1, group1, p1);

  // Address Assignment for the highest priority track
  runAddressAssignment1(global1, group1);

  // Cancellation and second Track Finder Unit
  for ( int i = 0; i < 56; i++ ) {
    m_thePriorityTable2[i] = m_thePriorityTable1[i];
  }
  m_thePriorityTable2 &= getCancelationTable(p1);
  
  if ( !m_thePriorityTable2.any() ) return;
  
  // second Priority Encoder Sub-Unit
  unsigned int global2 = 0;
  unsigned int group2 = 0;
  unsigned int p2 = 0;
  runEncoderSubUnit2(global2, group2, p2);

  // Address Assignment for the second priority track
  runAddressAssignment2(global2, group2);

  // Fake Pair Cancellation Unit

  unsigned int s1_2 = m_theAddresses[1].station(1);
  unsigned int s2_2 = m_theAddresses[1].station(2);
  unsigned int s3_2 = m_theAddresses[1].station(3);
  unsigned int s4_2 = m_theAddresses[1].station(4);
  
  if ( s2_2 == m_theAddresses[0].station(2) ) {
    s2_2 = 15; m_theBitMaps[1].reset(1); m_theAddresses[1].setStation(2,15);
    if ( m_theTCs[1] == T1234 ) m_theTCs[1] = T134;
    if ( m_theTCs[1] == T123  ) m_theTCs[1] = T13;
    if ( m_theTCs[1] == T124  ) m_theTCs[1] = T14;
    if ( m_theTCs[1] == T234  ) m_theTCs[1] = T34;
  }
  if ( s3_2 == m_theAddresses[0].station(3) ) {
    s3_2 = 15; m_theBitMaps[1].reset(2); m_theAddresses[1].setStation(3,15);
    if ( m_theTCs[1] == T1234 ) m_theTCs[1] = T124;
    if ( m_theTCs[1] == T123  ) m_theTCs[1] = T12;
    if ( m_theTCs[1] == T134  ) m_theTCs[1] = T14;
    if ( m_theTCs[1] == T234  ) m_theTCs[1] = T24;
  }
  if ( s4_2 == m_theAddresses[0].station(4) ) {
    s4_2 = 15; m_theBitMaps[1].reset(3); m_theAddresses[1].setStation(4,15);
    if ( m_theTCs[1] == T1234 ) m_theTCs[1] = T123;
    if ( m_theTCs[1] == T124  ) m_theTCs[1] = T12;
    if ( m_theTCs[1] == T134  ) m_theTCs[1] = T13;
    if ( m_theTCs[1] == T234  ) m_theTCs[1] = T23;
  }
  
  if ( ( s2_2 == 15 && s3_2 == 15 && s4_2 == 15 ) ||
       ( s1_2 == 15 && s3_2 == 15 && s4_2 == 15 ) ||
       ( s1_2 == 15 && s2_2 == 15 && s4_2 == 15 ) ||
       ( s1_2 == 15 && s2_2 == 15 && s3_2 == 15 ) ) {
       
    if ( L1MuDTTFConfig::Debug(5) ) cout << "L1MuDTTrackAssembler: second track has been cancelled" << endl;
    if ( L1MuDTTFConfig::Debug(5) ) print();
    
    m_theTCs[1] = UNDEF;
    m_theAddresses[1].reset();
    m_theBitMaps[1].reset();
    
  }
  
/*
  if ( m_theBitMaps[1].to_ulong() != tc2bitmap(m_theTCs[1]) ) {
    if ( L1MuDTTFConfig::Debug(5) ) cout << "L1MuDTTrackAssembler: second track has been cancelled" << endl;
    if ( L1MuDTTFConfig::Debug(5) ) print();
   
    m_theTCs[1] = UNDEF;
    m_theAddresses[1].reset();
    m_theBitMaps[1].reset();
  }
*/

}


//
// reset Track Assembler
//
void L1MuDTTrackAssembler::reset() {

  for ( int i = 0; i < 68; i++ ) m_theLastAddress[i] = 15;
  for ( int j = 0; j < 12; j++ ) m_theLastAddressI[j] = 15;  
  m_thePriorityTable1.reset();
  m_thePriorityTable2.reset();
  m_theTCs[0] = UNDEF;
  m_theTCs[1] = UNDEF;
  m_theBitMaps[0].reset();
  m_theBitMaps[1].reset();  
  m_theAddresses[0].reset();
  m_theAddresses[1].reset();

}


//
// print result of Track Assembler
//
void L1MuDTTrackAssembler::print() const {

  cout << "Track Assembler : " << endl;
  cout << " Priority Table 1 : " << m_thePriorityTable1 << endl;
  cout << " Priority Table 2 : " << "            " << m_thePriorityTable2 << endl;  

  // print result
  cout << "Track 1: " << m_theTCs[0] << " " << m_theBitMaps[0] << '\t' << m_theAddresses[0] << endl;
  cout << "Track 2: " << m_theTCs[1] << " " << m_theBitMaps[1] << '\t' << m_theAddresses[1] << endl;

}


//
// run the first Priority Encoder Sub-Unit
//
void L1MuDTTrackAssembler::runEncoderSubUnit1(unsigned& global, unsigned& group, unsigned& priority) {

  // Global Grouping 

  bitset<22> exi;

  exi[21] = m_thePriorityTable1[67] || m_thePriorityTable1[66] ||
            m_thePriorityTable1[65] || m_thePriorityTable1[64] ||  
            m_thePriorityTable1[63] || m_thePriorityTable1[62] ||
            m_thePriorityTable1[61] || m_thePriorityTable1[60] ||  
            m_thePriorityTable1[59] || m_thePriorityTable1[58] || 
            m_thePriorityTable1[57] || m_thePriorityTable1[56];
  exi[20] = m_thePriorityTable1[55] || m_thePriorityTable1[54] || 
            m_thePriorityTable1[53] || m_thePriorityTable1[52] ||
            m_thePriorityTable1[51] || m_thePriorityTable1[50] ||
            m_thePriorityTable1[49] || m_thePriorityTable1[48] ||
            m_thePriorityTable1[47] || m_thePriorityTable1[46] || 
            m_thePriorityTable1[45] || m_thePriorityTable1[44];
  exi[19] = m_thePriorityTable1[43] || m_thePriorityTable1[42] ||
            m_thePriorityTable1[41] || m_thePriorityTable1[40];
  exi[18] = m_thePriorityTable1[39] || m_thePriorityTable1[38] ||
            m_thePriorityTable1[37] || m_thePriorityTable1[36];
  exi[17] = m_thePriorityTable1[35] || m_thePriorityTable1[34] ||
            m_thePriorityTable1[33] || m_thePriorityTable1[32];
  exi[16] = m_thePriorityTable1[31] || m_thePriorityTable1[30] ||
            m_thePriorityTable1[29] || m_thePriorityTable1[28];
  exi[15] = m_thePriorityTable1[27] || m_thePriorityTable1[26] ||
            m_thePriorityTable1[25] || m_thePriorityTable1[24];
  exi[14] = m_thePriorityTable1[23] || m_thePriorityTable1[22] ||
            m_thePriorityTable1[21] || m_thePriorityTable1[20];
  exi[13] = m_thePriorityTable1[19] || m_thePriorityTable1[18] ||
            m_thePriorityTable1[17] || m_thePriorityTable1[16];
  exi[12] = m_thePriorityTable1[15] || m_thePriorityTable1[14] ||
            m_thePriorityTable1[13] || m_thePriorityTable1[12];
  exi[11] = m_thePriorityTable1[11];
  exi[10] = m_thePriorityTable1[10];
  exi[9]  = m_thePriorityTable1[9];
  exi[8]  = m_thePriorityTable1[8];
  exi[7]  = m_thePriorityTable1[7];
  exi[6]  = m_thePriorityTable1[6];
  exi[5]  = m_thePriorityTable1[5];
  exi[4]  = m_thePriorityTable1[4];
  exi[3]  = m_thePriorityTable1[3];
  exi[2]  = m_thePriorityTable1[2];
  exi[1]  = m_thePriorityTable1[1];
  exi[0]  = m_thePriorityTable1[0];

  // Global Priority Encoder
  
  global = priorityEncoder22(exi);
  if ( global == 31 ) {
    group = 15;
    priority = 0;
    return;
  }

  // Group priority encoders
  
  bitset<12> x;
  x = subBitset68(m_thePriorityTable1,56,12);
  unsigned int prio1234a = priorityEncoder12(x);
  x = subBitset68(m_thePriorityTable1,44,12);
  unsigned int prio1234b = priorityEncoder12(x);

  bitset<4> y;
  y = subBitset68(m_thePriorityTable1,40,4);
  unsigned int prio123a = priorityEncoder4(y);
  y = subBitset68(m_thePriorityTable1,36,4);
  unsigned int prio123b = priorityEncoder4(y);
  y = subBitset68(m_thePriorityTable1,32,4);
  unsigned int prio124a = priorityEncoder4(y);
  y = subBitset68(m_thePriorityTable1,28,4);
  unsigned int prio124b = priorityEncoder4(y);
  y = subBitset68(m_thePriorityTable1,24,4);
  unsigned int prio134a = priorityEncoder4(y);
  y = subBitset68(m_thePriorityTable1,20,4);
  unsigned int prio134b = priorityEncoder4(y);
  y = subBitset68(m_thePriorityTable1,16,4);
  unsigned int prio234a = priorityEncoder4(y);
  y = subBitset68(m_thePriorityTable1,12,4);
  unsigned int prio234b = priorityEncoder4(y);
  
  switch ( global ) {
    case 21 : { group = prio1234a; priority = 56 + group; break; }
    case 20 : { group = prio1234b; priority = 44 + group; break; }
    case 19 : { group = prio123a;  priority = 40 + group; break; }
    case 18 : { group = prio123b;  priority = 36 + group; break; }
    case 17 : { group = prio124a;  priority = 32 + group; break; }
    case 16 : { group = prio124b;  priority = 28 + group; break; }
    case 15 : { group = prio134a;  priority = 24 + group; break; }
    case 14 : { group = prio134b;  priority = 20 + group; break; }
    case 13 : { group = prio234a;  priority = 16 + group; break; }
    case 12 : { group = prio234b;  priority = 12 + group; break; }     
    default : { group = 15; priority = global; break; }
  }
   
}


//
// run the second Priority Encoder Sub-Unit
//
void L1MuDTTrackAssembler::runEncoderSubUnit2(unsigned& global, unsigned& group, unsigned& priority) {
    
  // Global Grouping 

  bitset<21> exi;

  exi[20] = m_thePriorityTable2[55] || m_thePriorityTable2[54] || 
            m_thePriorityTable2[53] || m_thePriorityTable2[52] ||
            m_thePriorityTable2[51] || m_thePriorityTable2[50] ||
            m_thePriorityTable2[49] || m_thePriorityTable2[48] ||
            m_thePriorityTable2[47] || m_thePriorityTable2[46] || 
            m_thePriorityTable2[45] || m_thePriorityTable2[44];
  exi[19] = m_thePriorityTable2[43] || m_thePriorityTable2[42] ||
            m_thePriorityTable2[41] || m_thePriorityTable2[40];
  exi[18] = m_thePriorityTable2[39] || m_thePriorityTable2[38] ||
            m_thePriorityTable2[37] || m_thePriorityTable2[36];
  exi[17] = m_thePriorityTable2[35] || m_thePriorityTable2[34] ||
            m_thePriorityTable2[33] || m_thePriorityTable2[32];
  exi[16] = m_thePriorityTable2[31] || m_thePriorityTable2[30] ||
            m_thePriorityTable2[29] || m_thePriorityTable2[28];
  exi[15] = m_thePriorityTable2[27] || m_thePriorityTable2[26] ||
            m_thePriorityTable2[25] || m_thePriorityTable2[24];
  exi[14] = m_thePriorityTable2[23] || m_thePriorityTable2[22] ||
            m_thePriorityTable2[21] || m_thePriorityTable2[20];
  exi[13] = m_thePriorityTable2[19] || m_thePriorityTable2[18] ||
            m_thePriorityTable2[17] || m_thePriorityTable2[16];
  exi[12] = m_thePriorityTable2[15] || m_thePriorityTable2[14] ||
            m_thePriorityTable2[13] || m_thePriorityTable2[12];
  exi[11] = m_thePriorityTable2[11];
  exi[10] = m_thePriorityTable2[10];
  exi[9]  = m_thePriorityTable2[9];
  exi[8]  = m_thePriorityTable2[8];
  exi[7]  = m_thePriorityTable2[7];
  exi[6]  = m_thePriorityTable2[6];
  exi[5]  = m_thePriorityTable2[5];
  exi[4]  = m_thePriorityTable2[4];
  exi[3]  = m_thePriorityTable2[3];
  exi[2]  = m_thePriorityTable2[2];
  exi[1]  = m_thePriorityTable2[1];
  exi[0]  = m_thePriorityTable2[0];

  // Global Priority Encoder
  
  global = priorityEncoder21(exi);
  if ( global == 31 ) {
    group = 15;
    priority = 0;
    return;
  }

  // Group priority encoders
  
  bitset<12> x;
  x = subBitset56(m_thePriorityTable2,44,12);
  unsigned int prio1234b = priorityEncoder12(x);
  
  bitset<4> y;
  y = subBitset56(m_thePriorityTable2,40,4);
  unsigned int prio123a = priorityEncoder4(y);
  y = subBitset56(m_thePriorityTable2,36,4);
  unsigned int prio123b = priorityEncoder4(y);
  y = subBitset56(m_thePriorityTable2,32,4);
  unsigned int prio124a = priorityEncoder4(y);
  y = subBitset56(m_thePriorityTable2,28,4);
  unsigned int prio124b = priorityEncoder4(y);
  y = subBitset56(m_thePriorityTable2,24,4);
  unsigned int prio134a = priorityEncoder4(y);
  y = subBitset56(m_thePriorityTable2,20,4);
  unsigned int prio134b = priorityEncoder4(y);
  y = subBitset56(m_thePriorityTable2,16,4);
  unsigned int prio234a = priorityEncoder4(y);
  y = subBitset56(m_thePriorityTable2,12,4);
  unsigned int prio234b = priorityEncoder4(y); 
  
  switch ( global ) {
    case 20 : { group = prio1234b; priority = 44 + group; break; }
    case 19 : { group = prio123a;  priority = 40 + group; break; }
    case 18 : { group = prio123b;  priority = 36 + group; break; }
    case 17 : { group = prio124a;  priority = 32 + group; break; }
    case 16 : { group = prio124b;  priority = 28 + group; break; }
    case 15 : { group = prio134a;  priority = 24 + group; break; }
    case 14 : { group = prio134b;  priority = 20 + group; break; }
    case 13 : { group = prio234a;  priority = 16 + group; break; }
    case 12 : { group = prio234b;  priority = 12 + group; break; }     
    default : { group = 15; priority = global; break; }
  }
   
}


//
// run the first Address Assignment Sub-Unit
//
void L1MuDTTrackAssembler::runAddressAssignment1(int global, int group) {

  TrackClass tc(UNDEF);
  
  switch ( global ) {
    case 21 : { tc = T1234;
      switch ( group ) { 
        case 11 : m_theAddresses[0].setStations( 0, 0, 0, m_theLastAddress[67]); break;
        case 10 : m_theAddresses[0].setStations( 0, 0, 1, m_theLastAddress[66]); break;
        case  9 : m_theAddresses[0].setStations( 0, 0, 2, m_theLastAddress[65]); break;
        case  8 : m_theAddresses[0].setStations( 0, 0, 3, m_theLastAddress[64]); break;
        case  7 : m_theAddresses[0].setStations( 0, 1, 0, m_theLastAddress[63]); break;
        case  6 : m_theAddresses[0].setStations( 0, 1, 1, m_theLastAddress[62]); break;
        case  5 : m_theAddresses[0].setStations( 0, 1, 2, m_theLastAddress[61]); break;
        case  4 : m_theAddresses[0].setStations( 0, 1, 3, m_theLastAddress[60]); break;
        case  3 : m_theAddresses[0].setStations( 0, 2, 2, m_theLastAddress[59]); break;
        case  2 : m_theAddresses[0].setStations( 0, 2, 3, m_theLastAddress[58]); break;
        case  1 : m_theAddresses[0].setStations( 0, 3, 2, m_theLastAddress[57]); break;
        case  0 : m_theAddresses[0].setStations( 0, 3, 3, m_theLastAddress[56]); break;
      }  
      break;   
    }
    case 20 : { tc = T1234;
      switch ( group ) {
        case 11 : m_theAddresses[0].setStations( 1, 0, 0, m_theLastAddress[55]); break;
        case 10 : m_theAddresses[0].setStations( 1, 0, 1, m_theLastAddress[54]); break;
        case  9 : m_theAddresses[0].setStations( 1, 0, 2, m_theLastAddress[53]); break;
        case  8 : m_theAddresses[0].setStations( 1, 0, 3, m_theLastAddress[52]); break;
        case  7 : m_theAddresses[0].setStations( 1, 1, 0, m_theLastAddress[51]); break;
        case  6 : m_theAddresses[0].setStations( 1, 1, 1, m_theLastAddress[50]); break;
        case  5 : m_theAddresses[0].setStations( 1, 1, 2, m_theLastAddress[49]); break;
        case  4 : m_theAddresses[0].setStations( 1, 1, 3, m_theLastAddress[48]); break;
        case  3 : m_theAddresses[0].setStations( 1, 2, 2, m_theLastAddress[47]); break;
        case  2 : m_theAddresses[0].setStations( 1, 2, 3, m_theLastAddress[46]); break;
        case  1 : m_theAddresses[0].setStations( 1, 3, 2, m_theLastAddress[45]); break;
        case  0 : m_theAddresses[0].setStations( 1, 3, 3, m_theLastAddress[44]); break;
      }
      break;
    }
    case 19 : { tc = T123;
      switch ( group ) {
        case  3 : m_theAddresses[0].setStations( 0, 0, m_theLastAddress[43],15); break;
        case  2 : m_theAddresses[0].setStations( 0, 1, m_theLastAddress[42],15); break;
        case  1 : m_theAddresses[0].setStations( 0, 2, m_theLastAddress[41],15); break;
        case  0 : m_theAddresses[0].setStations( 0, 3, m_theLastAddress[40],15); break;
      }
      break;        
    }
    case 18 : { tc = T123;
      switch ( group ) {
        case  3 : m_theAddresses[0].setStations( 1, 0, m_theLastAddress[39],15); break;
        case  2 : m_theAddresses[0].setStations( 1, 1, m_theLastAddress[38],15); break;
        case  1 : m_theAddresses[0].setStations( 1, 2, m_theLastAddress[37],15); break;
        case  0 : m_theAddresses[0].setStations( 1, 3, m_theLastAddress[36],15); break;
      }
      break;  
    }
    case 17 : { tc = T124; 
      switch ( group ) {
        case  3 : m_theAddresses[0].setStations( 0, 0,15, m_theLastAddress[35]); break;
        case  2 : m_theAddresses[0].setStations( 0, 1,15, m_theLastAddress[34]); break;
        case  1 : m_theAddresses[0].setStations( 0, 2,15, m_theLastAddress[33]); break;
        case  0 : m_theAddresses[0].setStations( 0, 3,15, m_theLastAddress[32]); break;
      }
      break;  
    }
    case 16 : { tc = T124;
      switch ( group ) {
        case  3 : m_theAddresses[0].setStations( 1, 0,15, m_theLastAddress[31]); break;
        case  2 : m_theAddresses[0].setStations( 1, 1,15, m_theLastAddress[30]); break;
        case  1 : m_theAddresses[0].setStations( 1, 2,15, m_theLastAddress[29]); break;
        case  0 : m_theAddresses[0].setStations( 1, 3,15, m_theLastAddress[28]); break;
      }
      break;  
    }
    case 15 : { tc = T134; 
      switch ( group ) {
        case  3 : m_theAddresses[0].setStations( 0,15, 0, m_theLastAddress[27]); break;
        case  2 : m_theAddresses[0].setStations( 0,15, 1, m_theLastAddress[26]); break;
        case  1 : m_theAddresses[0].setStations( 0,15, 2, m_theLastAddress[25]); break;
        case  0 : m_theAddresses[0].setStations( 0,15, 3, m_theLastAddress[24]); break;
      }
      break;  
    }
    case 14 : { tc = T134;
      switch ( group ) {
        case  3 : m_theAddresses[0].setStations( 1,15, 0, m_theLastAddress[23]); break;
        case  2 : m_theAddresses[0].setStations( 1,15, 1, m_theLastAddress[22]); break;
        case  1 : m_theAddresses[0].setStations( 1,15, 2, m_theLastAddress[21]); break;
        case  0 : m_theAddresses[0].setStations( 1,15, 3, m_theLastAddress[20]); break;
      }
      break;  
    }
    case 13 : { tc = T234; 
      switch ( group ) {
        case  3 : m_theAddresses[0].setStations(15, 0, 0, m_theLastAddress[19]); break;
        case  2 : m_theAddresses[0].setStations(15, 0, 1, m_theLastAddress[18]); break;
        case  1 : m_theAddresses[0].setStations(15, 0, 2, m_theLastAddress[17]); break;
        case  0 : m_theAddresses[0].setStations(15, 0, 3, m_theLastAddress[16]); break;
      }
      break;  
    }
    case 12 : { tc = T234;
      switch ( group ) {
        case  3 : m_theAddresses[0].setStations(15, 1, 0, m_theLastAddress[15]); break;
        case  2 : m_theAddresses[0].setStations(15, 1, 1, m_theLastAddress[14]); break;
        case  1 : m_theAddresses[0].setStations(15, 1, 2, m_theLastAddress[13]); break;
        case  0 : m_theAddresses[0].setStations(15, 1, 3, m_theLastAddress[12]); break;
      }
      break;  
    }
    case 11 : { tc = T12; m_theAddresses[0].setStations( 0, m_theLastAddress[11],15,15); break; }
    case 10 : { tc = T12; m_theAddresses[0].setStations( 1, m_theLastAddress[10],15,15); break; }
    case 9  : { tc = T13; m_theAddresses[0].setStations( 0,15, m_theLastAddress[9],15); break; }
    case 8  : { tc = T13; m_theAddresses[0].setStations( 1,15, m_theLastAddress[8],15); break; }
    case 7  : { tc = T14; m_theAddresses[0].setStations( 0,15,15, m_theLastAddress[7]); break; }
    case 6  : { tc = T14; m_theAddresses[0].setStations( 1,15,15, m_theLastAddress[6]); break; } 
    case 5  : { tc = T23; m_theAddresses[0].setStations(15, 0, m_theLastAddress[5],15); break; }
    case 4  : { tc = T23; m_theAddresses[0].setStations(15, 1, m_theLastAddress[4],15); break; }
    case 3  : { tc = T24; m_theAddresses[0].setStations(15, 0,15, m_theLastAddress[3]); break; }
    case 2  : { tc = T24; m_theAddresses[0].setStations(15, 1,15, m_theLastAddress[2]); break; }
    case 1  : { tc = T34; m_theAddresses[0].setStations(15,15, 0, m_theLastAddress[1]); break; }
    case 0  : { tc = T34; m_theAddresses[0].setStations(15,15, 1, m_theLastAddress[0]); break; }
  }

  // set Track Class and covert to bitmap
  m_theTCs[0] = tc;
  m_theBitMaps[0] = tc2bitmap(tc);
  
}


//
// run the second Address Assignment Sub-Unit
//
void L1MuDTTrackAssembler::runAddressAssignment2(int global, int group) {

  TrackClass tc(UNDEF);
  
  switch ( global ) {
    case 20 : { tc = T1234;
      switch ( group ) {
        case 11 : m_theAddresses[1].setStations( 1, 0, 0, m_theLastAddress[55]); break;
        case 10 : m_theAddresses[1].setStations( 1, 0, 1, m_theLastAddress[54]); break;
        case  9 : m_theAddresses[1].setStations( 1, 0, 2, m_theLastAddress[53]); break;
        case  8 : m_theAddresses[1].setStations( 1, 0, 3, m_theLastAddress[52]); break;
        case  7 : m_theAddresses[1].setStations( 1, 1, 0, m_theLastAddress[51]); break;
        case  6 : m_theAddresses[1].setStations( 1, 1, 1, m_theLastAddress[50]); break;
        case  5 : m_theAddresses[1].setStations( 1, 1, 2, m_theLastAddress[49]); break;
        case  4 : m_theAddresses[1].setStations( 1, 1, 3, m_theLastAddress[48]); break;
        case  3 : m_theAddresses[1].setStations( 1, 2, 2, m_theLastAddress[47]); break;
        case  2 : m_theAddresses[1].setStations( 1, 2, 3, m_theLastAddress[46]); break;
        case  1 : m_theAddresses[1].setStations( 1, 3, 2, m_theLastAddress[45]); break;
        case  0 : m_theAddresses[1].setStations( 1, 3, 3, m_theLastAddress[44]); break;
      }  
      break;
    }
    case 19 : { tc = T123;
      switch ( group ) {
        case  3 : m_theAddresses[1].setStations( 0, 0, m_theLastAddress[43],15); break;
        case  2 : m_theAddresses[1].setStations( 0, 1, m_theLastAddress[42],15); break;
        case  1 : m_theAddresses[1].setStations( 0, 2, m_theLastAddress[41],15); break;
        case  0 : m_theAddresses[1].setStations( 0, 3, m_theLastAddress[40],15); break;
      }
      break;        
    }
    case 18 : { tc = T123;
      switch ( group ) {
        case  3 : m_theAddresses[1].setStations( 1, 0, m_theLastAddress[39],15); break;
        case  2 : m_theAddresses[1].setStations( 1, 1, m_theLastAddress[38],15); break;
        case  1 : m_theAddresses[1].setStations( 1, 2, m_theLastAddress[37],15); break;
        case  0 : m_theAddresses[1].setStations( 1, 3, m_theLastAddress[36],15); break;
      }
      break;  
    }
    case 17 : { tc = T124; 
      switch ( group ) {
        case  3 : m_theAddresses[1].setStations( 0, 0,15, m_theLastAddress[35]); break;
        case  2 : m_theAddresses[1].setStations( 0, 1,15, m_theLastAddress[34]); break;
        case  1 : m_theAddresses[1].setStations( 0, 2,15, m_theLastAddress[33]); break;
        case  0 : m_theAddresses[1].setStations( 0, 3,15, m_theLastAddress[32]); break;
      }
      break;  
    }
    case 16 : { tc = T124;
      switch ( group ) {
        case  3 : m_theAddresses[1].setStations( 1, 0,15, m_theLastAddress[31]); break;
        case  2 : m_theAddresses[1].setStations( 1, 1,15, m_theLastAddress[30]); break;
        case  1 : m_theAddresses[1].setStations( 1, 2,15, m_theLastAddress[29]); break;
        case  0 : m_theAddresses[1].setStations( 1, 3,15, m_theLastAddress[28]); break;
      }
      break;  
    }
    case 15 : { tc = T134; 
      switch ( group ) {
        case  3 : m_theAddresses[1].setStations( 0,15, 0, m_theLastAddress[27]); break;
        case  2 : m_theAddresses[1].setStations( 0,15, 1, m_theLastAddress[26]); break;
        case  1 : m_theAddresses[1].setStations( 0,15, 2, m_theLastAddress[25]); break;
        case  0 : m_theAddresses[1].setStations( 0,15, 3, m_theLastAddress[24]); break;
      }
      break;  
    }
    case 14 : { tc = T134;
      switch ( group ) {
        case  3 : m_theAddresses[1].setStations( 1,15, 0, m_theLastAddress[23]); break;
        case  2 : m_theAddresses[1].setStations( 1,15, 1, m_theLastAddress[22]); break;
        case  1 : m_theAddresses[1].setStations( 1,15, 2, m_theLastAddress[21]); break;
        case  0 : m_theAddresses[1].setStations( 1,15, 3, m_theLastAddress[20]); break;
      }
      break;  
    }
    case 13 : { tc = T234; 
      switch ( group ) {
        case  3 : m_theAddresses[1].setStations(15, 0, 0, m_theLastAddress[19]); break;
        case  2 : m_theAddresses[1].setStations(15, 0, 1, m_theLastAddress[18]); break;
        case  1 : m_theAddresses[1].setStations(15, 0, 2, m_theLastAddress[17]); break;
        case  0 : m_theAddresses[1].setStations(15, 0, 3, m_theLastAddress[16]); break;
      }
      break;  
    }
    case 12 : { tc = T234;
      switch ( group ) {
        case  3 : m_theAddresses[1].setStations(15, 1, 0, m_theLastAddress[15]); break;
        case  2 : m_theAddresses[1].setStations(15, 1, 1, m_theLastAddress[14]); break;
        case  1 : m_theAddresses[1].setStations(15, 1, 2, m_theLastAddress[13]); break;
        case  0 : m_theAddresses[1].setStations(15, 1, 3, m_theLastAddress[12]); break;
      }
      break;  
    }
    case 11 : { tc = T12; m_theAddresses[1].setStations( 0, m_theLastAddressI[11],15,15); break; }
    case 10 : { tc = T12; m_theAddresses[1].setStations( 1, m_theLastAddressI[10],15,15); break; }
    case 9  : { tc = T13; m_theAddresses[1].setStations( 0,15, m_theLastAddressI[9],15); break; }
    case 8  : { tc = T13; m_theAddresses[1].setStations( 1,15, m_theLastAddressI[8],15); break; }
    case 7  : { tc = T14; m_theAddresses[1].setStations( 0,15,15, m_theLastAddressI[7]); break; }
    case 6  : { tc = T14; m_theAddresses[1].setStations( 1,15,15, m_theLastAddressI[6]); break; } 
    case 5  : { tc = T23; m_theAddresses[1].setStations(15, 0, m_theLastAddressI[5],15); break; }
    case 4  : { tc = T23; m_theAddresses[1].setStations(15, 1, m_theLastAddressI[4],15); break; }
    case 3  : { tc = T24; m_theAddresses[1].setStations(15, 0,15, m_theLastAddressI[3]); break; }
    case 2  : { tc = T24; m_theAddresses[1].setStations(15, 1,15, m_theLastAddressI[2]); break; }
    case 1  : { tc = T34; m_theAddresses[1].setStations(15,15, 0, m_theLastAddressI[1]); break; }
    case 0  : { tc = T34; m_theAddresses[1].setStations(15,15, 1, m_theLastAddressI[0]); break; }
  }

  // set Track Class and covert to bitmap
  m_theTCs[1] = tc;
  m_theBitMaps[1] = tc2bitmap(tc);
  
}


//
// 12 bit priority encoder
//
unsigned int L1MuDTTrackAssembler::priorityEncoder12(const bitset<12>& input)  {

  unsigned int result = 15;

  for ( int i = 0; i < 12; i++ ) {
    if ( input.test(i) ) result = i;
  }

  return result;

}


//
// 4 bit priority encoder
//
unsigned int L1MuDTTrackAssembler::priorityEncoder4(const bitset<4>& input)  {

  unsigned int result = 3;

  for ( int i = 0; i < 4; i++ ) {
    if ( input.test(i) ) result = i;
  }

  return result;

}


//
// 22 bit priority encoder
//
unsigned int L1MuDTTrackAssembler::priorityEncoder22(const bitset<22>& input)  {

  unsigned int result = 31;

  for ( int i = 0; i < 22; i++ ) {
    if ( input.test(i) ) result = i;
  }

  return result;

}


//
// 21 bit priority encoder
//
unsigned int L1MuDTTrackAssembler::priorityEncoder21(const bitset<21>& input)  {

  unsigned int result = 31;

  for ( int i = 0; i < 21; i++ ) {
    if ( input.test(i) ) result = i;
  }

  return result;

}


//
// 12 bit address encoder
//
unsigned int L1MuDTTrackAssembler::addressEncoder12(const bitset<12>& input)  {

  // inverse order priority encoder
  
  unsigned int result = 15;
   
  for ( int i = 0; i < 12; i++ ) {
    if ( input.test(i) )  { 
      result = i;
      break;
    }  
  }

  return result;

}


//
// special 12 bit address encoder
//
unsigned int L1MuDTTrackAssembler::addressEncoder12s(const bitset<12>& input)  {

  // inverse order priority encoder which prefers second addresses
   
  unsigned int result = 15;

  for ( int i = 0; i < 11; i += 2 ) {
    if ( input.test(i) || input.test(i+1) ) {
      if ( input.test(i) )   result = i;
      if ( input.test(i+1) ) result = i+1;
      break;
    }  
  }

  return result;

}

//
// get sub-bitmap of a 68-bit word
//
unsigned long L1MuDTTrackAssembler::subBitset68(const bitset<68>& input, int pos, int length) {
    
  bitset<68> s(input);

  for ( int i = pos+length; i < 68; i++ ) s.reset(i);

  s >>= pos;

  return s.to_ulong();

}


//
// get sub-bitmap of a 56-bit word
//
unsigned long L1MuDTTrackAssembler::subBitset56(const bitset<56>& input, int pos, int length) {
    
  bitset<56> s(input);
  
  for ( int i = pos+length; i < 56; i++ ) s.reset(i);

  s >>= pos;

  return s.to_ulong();

}


//
// Cancel Out Table
//
bitset<56> L1MuDTTrackAssembler::getCancelationTable(unsigned int p) {

  // Cancellation Table
  // Each 0 in this Table means a sub-track of the
  // previous found Track               
  
  switch ( p ) {
    case 67 : { bitset<56> b(string("00000111111100000111000001110000011100000111010101010101")); return b; break; }
    case 66 : { bitset<56> b(string("00001011111100000111000001110000101100001011010101010110")); return b; break; }
    case 65 : { bitset<56> b(string("00001101010100000111000001110000110100001101010101010111")); return b; break; }
    case 64 : { bitset<56> b(string("00001110101000000111000001110000111000001110010101010111")); return b; break; }
    case 63 : { bitset<56> b(string("01110000111100001011000010110000011101110000010101101001")); return b; break; }
    case 62 : { bitset<56> b(string("10110000111100001011000010110000101110110000010101101010")); return b; break; }
    case 61 : { bitset<56> b(string("11010000111100001011000010110000110111010000010101101011")); return b; break; }
    case 60 : { bitset<56> b(string("11100000111100001011000010110000111011100000010101101011")); return b; break; }
    case 59 : { bitset<56> b(string("11011101000100001101000011010000110111011101010101111111")); return b; break; }
    case 58 : { bitset<56> b(string("11101110001000001101000011010000111011101110010101111111")); return b; break; }
    case 57 : { bitset<56> b(string("11011101010000001110000011100000110111011101010101111111")); return b; break; }
    case 56 : { bitset<56> b(string("11101110100000001110000011100000111011101110010101111111")); return b; break; }

    case 55 : { bitset<56> b(string("00000000000001110000011100000111000000000111101010010101")); return b; break; }
    case 54 : { bitset<56> b(string("00000000000001110000011100001011000000001011101010010110")); return b; break; }
    case 53 : { bitset<56> b(string("00000000000001110000011100001101000000001101101010010111")); return b; break; }
    case 52 : { bitset<56> b(string("00000000000001110000011100001110000000001110101010010111")); return b; break; }
    case 51 : { bitset<56> b(string("00000000000010110000101100000111000001110000101010101001")); return b; break; }
    case 50 : { bitset<56> b(string("00000000000010110000101100001011000010110000101010101010")); return b; break; }
    case 49 : { bitset<56> b(string("00000000000010110000101100001101000011010000101010101011")); return b; break; }
    case 48 : { bitset<56> b(string("00000000000010110000101100001110000011100000101010101011")); return b; break; }
    case 47 : { bitset<56> b(string("00000000000011010000110100001101000011011101101010111111")); return b; break; }
    case 46 : { bitset<56> b(string("00000000000011010000110100001110000011101110101010111111")); return b; break; }
    case 45 : { bitset<56> b(string("00000000000011100000111000001101000011011101101010111111")); return b; break; }
    case 44 : { bitset<56> b(string("00000000000011100000111000001110000011101110101010111111")); return b; break; }

    case 43 : { bitset<56> b(string("00000000000000000111000001110000111100001111010101010111")); return b; break; }
    case 42 : { bitset<56> b(string("00000000000000001011000010110000111111110000010101101011")); return b; break; }
    case 41 : { bitset<56> b(string("00000000000000001101000011010000111111111111010101111111")); return b; break; }
    case 40 : { bitset<56> b(string("00000000000000001110000011100000111111111111010101111111")); return b; break; }

    case 39 : { bitset<56> b(string("00000000000000000000011100001111000000001111101010010111")); return b; break; }
    case 38 : { bitset<56> b(string("00000000000000000000101100001111000011110000101010101011")); return b; break; }
    case 37 : { bitset<56> b(string("00000000000000000000110100001111000011111111101010111111")); return b; break; }
    case 36 : { bitset<56> b(string("00000000000000000000111000001111000011111111101010111111")); return b; break; }

    case 35 : { bitset<56> b(string("00000000000000000000000001110000111100001111010101010111")); return b; break; }
    case 34 : { bitset<56> b(string("00000000000000000000000010110000111111110000010101101011")); return b; break; }
    case 33 : { bitset<56> b(string("00000000000000000000000011010000111111111111010101111111")); return b; break; }
    case 32 : { bitset<56> b(string("00000000000000000000000011100000111111111111010101111111")); return b; break; }

    case 31 : { bitset<56> b(string("00000000000000000000011100001111000000001111101010010111")); return b; break; }
    case 30 : { bitset<56> b(string("00000000000000000000101100001111000011110000101010101011")); return b; break; } 
    case 29 : { bitset<56> b(string("00000000000000000000110100001111000011111111101010111111")); return b; break; }
    case 28 : { bitset<56> b(string("00000000000000000000111000001111000011111111101010111111")); return b; break; }

    case 27 : { bitset<56> b(string("00000000000000000000000000000000011101110111010101111101")); return b; break; }
    case 26 : { bitset<56> b(string("00000000000000000000000000000000101110111011010101111110")); return b; break; }
    case 25 : { bitset<56> b(string("00000000000000000000000000000000110111011101010101111111")); return b; break; }
    case 24 : { bitset<56> b(string("00000000000000000000000000000000111011101110010101111111")); return b; break; }

    case 23 : { bitset<56> b(string("00000000000000000000000000000000000001110111101010111101")); return b; break; }
    case 22 : { bitset<56> b(string("00000000000000000000000000000000000010111011101010111110")); return b; break; }
    case 21 : { bitset<56> b(string("00000000000000000000000000000000000011011101101010111111")); return b; break; }
    case 20 : { bitset<56> b(string("00000000000000000000000000000000000011101110101010111111")); return b; break; }

    case 19 : { bitset<56> b(string("00000000000000000000000000000000000000000111111111010101")); return b; break; }
    case 18 : { bitset<56> b(string("00000000000000000000000000000000000000001011111111010110")); return b; break; }
    case 17 : { bitset<56> b(string("00000000000000000000000000000000000000001101111111010111")); return b; break; }
    case 16 : { bitset<56> b(string("00000000000000000000000000000000000000001110111111010111")); return b; break; }

    case 15 : { bitset<56> b(string("00000000000000000000000000000000000000000000111111101001")); return b; break; }
    case 14 : { bitset<56> b(string("00000000000000000000000000000000000000000000111111101010")); return b; break; }
    case 13 : { bitset<56> b(string("00000000000000000000000000000000000000000000111111101011")); return b; break; }
    case 12 : { bitset<56> b(string("00000000000000000000000000000000000000000000111111101011")); return b; break; }

    case 11 : { bitset<56> b(string("00000000000000000000000000000000000000000000010101111111")); return b; break; }
    case 10 : { bitset<56> b(string("00000000000000000000000000000000000000000000001010111111")); return b; break; }

    case  9 : { bitset<56> b(string("00000000000000000000000000000000000000000000000101111111")); return b; break; }
    case  8 : { bitset<56> b(string("00000000000000000000000000000000000000000000000010111111")); return b; break; }

    case  7 : { bitset<56> b(string("00000000000000000000000000000000000000000000000001111111")); return b; break; }
    case  6 : { bitset<56> b(string("00000000000000000000000000000000000000000000000000111111")); return b; break; }
  
    case  5 : { bitset<56> b(string("00000000000000000000000000000000000000000000000000010111")); return b; break; }
    case  4 : { bitset<56> b(string("00000000000000000000000000000000000000000000000000001011")); return b; break; }

    case  3 : { bitset<56> b(string("00000000000000000000000000000000000000000000000000000111")); return b; break; }
    case  2 : { bitset<56> b(string("00000000000000000000000000000000000000000000000000000011")); return b; break; }

    case  1 : { bitset<56> b(string("00000000000000000000000000000000000000000000000000000001")); return b; break; }
    case  0 : { bitset<56> b(string("00000000000000000000000000000000000000000000000000000000")); return b; break; }
    default : { bitset<56> b; return b; break; }
  
  }

}