/data/refman/pasoursint/CMSSW_5_2_7_hltpatch1/src/L1Trigger/DTTraco/src/DTTracoCand.cc

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//-------------------------------------------------
//
//   Class: DTTracoCand
//
//   Description: Implementation of L1MuDTTracoChip 
//                candidate
//
//
//   Author List:
//   C. Grandi
//   Modifications: 
//   SV BTIC parameter from config
//   SV bti Trig pointer stored insted of trigdata
//   22/VI/04 SV: last trigger code update
//   04/XI/04 SV: bug fixed for wrong MB1 superlayer offset! 
//   III/05   SV: NEWGEO update
//----------------------------------------------------------

//-----------------------
// This Class's Header --
//-----------------------
#include "L1Trigger/DTTraco/interface/DTTracoCand.h"

//-------------------------------
// Collaborating Class Headers --
//-------------------------------
#include "L1TriggerConfig/DTTPGConfig/interface/DTConfigTraco.h"
#include "L1Trigger/DTTraco/interface/DTTracoChip.h"
#include "L1Trigger/DTBti/interface/DTBtiTrigData.h"

//---------------
// C++ Headers --
//---------------
#include <iostream>

//----------------
// Constructors --
//----------------
DTTracoCand::DTTracoCand(DTTracoChip* tc, 
                                 const DTBtiTrigData* btitr,
                                 int pos, int step) : 
  _traco(tc), _btitr(btitr), _step(step), _position(pos), _usable(1) {
  
  if(pos<1 || pos>4*DTConfigTraco::NBTITC) {
    std::cout << "DTTracoCand::DTTracoCand: wrong position: " << pos;
    std::cout << ", dummy coordinates set!" << std::endl;
    _tcX = 9999;
    _tcK = 9999;
    return;
  }
  // abs value of K in local TRACO frame (angle conversion): 
  // for sorting the angle closest to normal of chamber
  // Ktr = Kbti - BTIC - KRAD
  _tcK = abs( btitr->K() - tc->KRad() - tc->BTIC() );
  
 
  // X in local TRACO frame (position conversion): Xtr = Xbti + BTIC*(i+4 or o-4)
  int lstep = tc->BTIC();
  _tcX = btitr->X() + lstep * (
         (pos<=DTConfigTraco::NBTITC)*(pos-1 + DTConfigTraco::NBTITC) +  // inner
         (pos> DTConfigTraco::NBTITC)*(pos-1 - DTConfigTraco::NBTITC) ); // outer

  //NEWGEO add phi sl offset to inner positions
  if(btitr->btiSL()==1)
    _tcX += tc->IBTIOFF();
  
/* DEBUG  
  btitr->print();
  std::cout << "K in local " << tc->number() << " TRACO " << K() << std::endl;
  std::cout << "X in local " << tc->number() << " TRACO " << X() << " offset " << tc->IBTIOFF() << std::endl;
  print();
*/

/*
  //OBSOLETE
  //ATTENTION!! This isn't the "real" MB-superlayer shift
  //because wires have been renamed/shifted in : DTTrigGeom::cellMapping(int sl, int lay, int tube)
  //this is a "patch" : to BE FIXED with NEW GEOMETRY! 

  //MB1: half cell shift
  if(btitr->btiSL()==1 && tc->station()==1)
    _tcX += (int)(0.5*lstep);
  //MB2 
  //  if(btitr->btiSL()==1   && tc->station()==2)
  //    _tcX += (int)(-lstep);

  //std::cout << "X in local TRACO frame = " << _tcX << std::endl;
  //print();
*/  
}

DTTracoCand::DTTracoCand(const DTTracoCand& tccand) : 
  _traco(tccand._traco), _btitr(tccand._btitr), 
  _step(tccand._step), _position(tccand._position), _usable(tccand._usable), 
  _tcX(tccand._tcX), _tcK(tccand._tcK) {}

//--------------
// Destructor --
//--------------
DTTracoCand::~DTTracoCand(){
}

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

DTTracoCand& 
DTTracoCand::operator=(const DTTracoCand& tccand){
  if(this != &tccand){
    _traco = tccand._traco;
    _btitr = tccand._btitr;
    _position = tccand._position;
    _step = tccand._step;
    _usable = tccand._usable;
    _tcX = tccand._tcX;
    _tcK = tccand._tcK;
  }
  return *this;
}

void
DTTracoCand::print() const {
//  int sl = _btitr->btiSL();
  std::cout << " step " << _step;
  std::cout << " Position " << _position;
  std::cout << " Code = " <<  _btitr->code();
  std::cout << " SL = " << _btitr->btiSL();
  std::cout << " N = " << _btitr->btiNumber();
  std::cout << " X = " << _btitr->X();
  std::cout << " K = " << _btitr->K();
  std::cout << " Kr = " << _traco->KRad();
  std::cout << " |K-Kr| = " << _tcK << std::endl;
}