RecoLocalMuon/RPCRecHit/plugins/DTSegtoRPC.cc - master - githubmirror/cmssw

RecoLocalMuon/RPCRecHit/plugins/DTSegtoRPC.cc
623 строки31 KB
Francesco Tenchini
Merge pull request #50968 from makortel/evoIntegrationDataFormats
05 июн 2026, 23:21
05 июн 2026, 23:219eaeb93
#include "Geometry/RPCGeometry/interface/RPCGeometry.h"
#include "Geometry/DTGeometry/interface/DTGeometry.h"
#include "DataFormats/DTRecHit/interface/DTRecSegment4DCollection.h"
#include "Geometry/CommonTopologies/interface/GeomDet.h"
#include "Geometry/Records/interface/MuonGeometryRecord.h"
#include "Geometry/CommonTopologies/interface/RectangularStripTopology.h"
#include "FWCore/Framework/interface/ESHandle.h"
#include "Geometry/RPCGeometry/interface/RPCGeomServ.h"
#include "DataFormats/RPCRecHit/interface/RPCRecHit.h"
#include "DataFormats/RPCRecHit/interface/RPCRecHitCollection.h"
#include "DTSegtoRPC.h"
#include "DTObjectMap.h"
#include "DTStationIndex.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"

#include <ctime>

int distsector(int sector1, int sector2) {
  if (sector1 == 13)
    sector1 = 4;
  if (sector1 == 14)
    sector1 = 10;

  if (sector2 == 13)
    sector2 = 4;
  if (sector2 == 14)
    sector2 = 10;

  int distance = std::abs(sector1 - sector2);
  if (distance > 6)
    distance = 12 - distance;
  return distance;
}

int distwheel(int wheel1, int wheel2) {
  int distance = std::abs(wheel1 - wheel2);
  return distance;
}

DTSegtoRPC::DTSegtoRPC(edm::ConsumesCollector iC, const edm::ParameterSet& iConfig)
    : rpcGeoToken_(iC.esConsumes()), dtGeoToken_(iC.esConsumes()), dtMapToken_(iC.esConsumes()) {
  minPhiBX = iConfig.getParameter<int>("minBX");
  maxPhiBX = iConfig.getParameter<int>("maxBX");
  incldt = true;
  incldtMB4 = true;

  //By now hard coded parameters
  MinCosAng = 0.85;
  MaxD = 80.;
  MaxDrb4 = 150.;
  MaxDistanceBetweenSegments = 150;
}

std::unique_ptr<RPCRecHitCollection> DTSegtoRPC::thePoints(const DTRecSegment4DCollection* all4DSegments,
                                                           const edm::EventSetup& iSetup,
                                                           bool debug,
                                                           double eyr) {
  auto _ThePoints = std::make_unique<RPCRecHitCollection>();
  std::vector<RPCRecHit> RPCPointVector;
  std::vector<uint32_t> extrapolatedRolls;

  if (all4DSegments->size() > 8) {
    if (debug)
      LogDebug("DTSegtoRPC") << "Too many segments in this event we are not doing the extrapolation" << std::endl;
  } else {
    edm::ESHandle<RPCGeometry> rpcGeo = iSetup.getHandle(rpcGeoToken_);
    edm::ESHandle<DTGeometry> dtGeo = iSetup.getHandle(dtGeoToken_);
    edm::ESHandle<DTObjectMap> dtMap = iSetup.getHandle(dtMapToken_);

    std::map<DTChamberId, int> DTSegmentCounter;
    DTRecSegment4DCollection::const_iterator segment;

    for (segment = all4DSegments->begin(); segment != all4DSegments->end(); ++segment) {
      DTSegmentCounter[segment->chamberId()]++;
    }

    const float bunchCrossTimeDiff = 25.;  // time between bunch crossings

    if (incldt) {
      for (segment = all4DSegments->begin(); segment != all4DSegments->end(); ++segment) {
        DTChamberId DTId = segment->chamberId();

        if (debug)
          LogDebug("DTSegtoRPC") << "DT  \t \t This Segment is in Chamber id: " << DTId << std::endl;
        if (debug)
          LogDebug("DTSegtoRPC") << "DT  \t \t Number of segments in this DT = " << DTSegmentCounter[DTId] << std::endl;
        if (debug)
          LogDebug("DTSegtoRPC") << "DT  \t \t Is the only one in this DT? and is not in the 4th Station?" << std::endl;

        if (DTSegmentCounter[DTId] != 1 || DTId.station() == 4) {
          if (debug)
            LogDebug("DTSegtoRPC") << "DT \t \t More than one segment in this chamber, or we are in Station 4"
                                   << std::endl;
          continue;
        }

        int dtWheel = DTId.wheel();
        int dtStation = DTId.station();
        int dtSector = DTId.sector();

        LocalPoint segmentPosition = segment->localPosition();
        LocalVector segmentDirection = segment->localDirection();

        const GeomDet* gdet = dtGeo->idToDet(segment->geographicalId());
        const BoundPlane& DTSurface = gdet->surface();

        //check if the dimension of the segment is 4

        if (debug)
          LogDebug("DTSegtoRPC") << "DT  \t \t Is the segment 4D?" << std::endl;

        if (segment->dimension() != 4) {
          if (debug)
            LogDebug("DTSegtoRPC") << "DT  \t \t no" << std::endl;
          continue;
        }

        if (debug)
          LogDebug("DTSegtoRPC") << "DT  \t \t yes" << std::endl;
        if (debug)
          LogDebug("DTSegtoRPC") << "DT  \t \t DT Segment Dimension " << segment->dimension() << std::endl;

        float Xo = segmentPosition.x();
        float Yo = segmentPosition.y();
        float Zo = segmentPosition.z();
        float dx = segmentDirection.x();
        float dy = segmentDirection.y();
        float dz = segmentDirection.z();

        float myPhiTime = -9999.;
        float myPhiTimeErr = -9999.;
        int myPhiBx = -99;

        if (segment->hasPhi()) {
          myPhiTime = segment->phiSegment()->t0();
          myPhiBx = round(segment->phiSegment()->t0() / bunchCrossTimeDiff);
          if (debug)
            LogDebug("DTSegtoRPC") << "segment t0 = " << myPhiTime << "\tround = " << myPhiBx << std::endl;
        }
        if (!(myPhiBx <= maxPhiBX && myPhiBx >= minPhiBX))  //limit only to the RPC readout range
          continue;

        if (debug)
          LogDebug("DTSegtoRPC") << "Creating the DTIndex" << std::endl;
        DTStationIndex theindex(0, dtWheel, dtSector, dtStation);
        if (debug)
          LogDebug("DTSegtoRPC") << "Getting the Rolls for the given index" << std::endl;
        std::set<RPCDetId> rollsForThisDT = dtMap->getRolls(theindex);

        if (debug)
          LogDebug("DTSegtoRPC") << "DT  \t \t Number of rolls for this DT = " << rollsForThisDT.size() << std::endl;

        assert(!rollsForThisDT.empty());

        if (debug)
          LogDebug("DTSegtoRPC") << "DT  \t \t Loop over all the rolls asociated to this DT" << std::endl;
        for (std::set<RPCDetId>::iterator iteraRoll = rollsForThisDT.begin(); iteraRoll != rollsForThisDT.end();
             iteraRoll++) {
          const RPCRoll* rollasociated = rpcGeo->roll(*iteraRoll);
          RPCDetId rpcId = rollasociated->id();
          const BoundPlane& RPCSurface = rollasociated->surface();

          RPCGeomServ rpcsrv(rpcId);
          std::string nameRoll = rpcsrv.name();

          if (debug)
            LogDebug("DTSegtoRPC") << "DT  \t \t \t RollName: " << nameRoll << std::endl;
          if (debug)
            LogDebug("DTSegtoRPC") << "DT  \t \t \t Doing the extrapolation to this roll" << std::endl;
          if (debug)
            LogDebug("DTSegtoRPC") << "DT  \t \t \t DT Segment Direction in DTLocal " << segmentDirection << std::endl;
          if (debug)
            LogDebug("DTSegtoRPC") << "DT  \t \t \t DT Segment Point in DTLocal " << segmentPosition << std::endl;

          GlobalPoint CenterPointRollGlobal = RPCSurface.toGlobal(LocalPoint(0, 0, 0));

          LocalPoint CenterRollinDTFrame = DTSurface.toLocal(CenterPointRollGlobal);

          if (debug)
            LogDebug("DTSegtoRPC") << "DT  \t \t \t Center (0,0,0) Roll In DTLocal" << CenterRollinDTFrame << std::endl;
          if (debug)
            LogDebug("DTSegtoRPC") << "DT  \t \t \t Center (0,0,0) of the Roll in Global" << CenterPointRollGlobal
                                   << std::endl;

          float D = CenterRollinDTFrame.z();

          float X = Xo + dx * D / dz;
          float Y = Yo + dy * D / dz;
          float Z = D;

          const RectangularStripTopology* top_ =
              dynamic_cast<const RectangularStripTopology*>(&(rollasociated->topology()));
          LocalPoint xmin = top_->localPosition(0.);
          if (debug)
            LogDebug("DTSegtoRPC") << "DT  \t \t \t xmin of this  Roll " << xmin << "cm" << std::endl;
          LocalPoint xmax = top_->localPosition((float)rollasociated->nstrips());
          if (debug)
            LogDebug("DTSegtoRPC") << "DT  \t \t \t xmax of this  Roll " << xmax << "cm" << std::endl;
          float rsize = fabs(xmax.x() - xmin.x());
          if (debug)
            LogDebug("DTSegtoRPC") << "DT  \t \t \t Roll Size " << rsize << "cm" << std::endl;
          float stripl = top_->stripLength();

          float stripw = top_->pitch();

          if (debug)
            LogDebug("DTSegtoRPC") << "DT  \t \t \t Strip Lenght " << stripl << "cm" << std::endl;
          if (debug)
            LogDebug("DTSegtoRPC") << "DT  \t \t \t Strip Width " << stripw << "cm" << std::endl;
          if (debug)
            LogDebug("DTSegtoRPC") << "DT  \t \t \t X Predicted in DTLocal= " << X << "cm" << std::endl;
          if (debug)
            LogDebug("DTSegtoRPC") << "DT  \t \t \t Y Predicted in DTLocal= " << Y << "cm" << std::endl;
          if (debug)
            LogDebug("DTSegtoRPC") << "DT  \t \t \t Z Predicted in DTLocal= " << Z << "cm" << std::endl;

          float extrapolatedDistance = sqrt((X - Xo) * (X - Xo) + (Y - Yo) * (Y - Yo) + (Z - Zo) * (Z - Zo));

          if (debug)
            LogDebug("DTSegtoRPC") << "DT  \t \t \t Is the distance of extrapolation less than MaxD? ="
                                   << extrapolatedDistance << "cm"
                                   << "MaxD=" << MaxD << "cm" << std::endl;

          if (extrapolatedDistance <= MaxD) {
            if (debug)
              LogDebug("DTSegtoRPC") << "DT  \t \t \t yes" << std::endl;
            GlobalPoint GlobalPointExtrapolated = DTSurface.toGlobal(LocalPoint(X, Y, Z));
            if (debug)
              LogDebug("DTSegtoRPC") << "DT  \t \t \t Point ExtraPolated in Global" << GlobalPointExtrapolated
                                     << std::endl;
            LocalPoint PointExtrapolatedRPCFrame = RPCSurface.toLocal(GlobalPointExtrapolated);

            if (debug)
              LogDebug("DTSegtoRPC") << "DT  \t \t \t Point Extrapolated in RPCLocal" << PointExtrapolatedRPCFrame
                                     << std::endl;
            if (debug)
              LogDebug("DTSegtoRPC") << "DT  \t \t \t Corner of the Roll = (" << rsize * eyr << "," << stripl * eyr
                                     << ")" << std::endl;
            if (debug)
              LogDebug("DTSegtoRPC") << "DT \t \t \t Info About the Point Extrapolated in X Abs ("
                                     << fabs(PointExtrapolatedRPCFrame.x()) << ","
                                     << fabs(PointExtrapolatedRPCFrame.y()) << ","
                                     << fabs(PointExtrapolatedRPCFrame.z()) << ")" << std::endl;
            if (debug)
              LogDebug("DTSegtoRPC") << "DT  \t \t \t Does the extrapolation go inside this roll?" << std::endl;

            if (fabs(PointExtrapolatedRPCFrame.z()) < 1. && fabs(PointExtrapolatedRPCFrame.x()) < rsize * eyr &&
                fabs(PointExtrapolatedRPCFrame.y()) < stripl * eyr) {
              if (debug)
                LogDebug("DTSegtoRPC") << "DT  \t \t \t \t yes" << std::endl;
              if (debug)
                LogDebug("DTSegtoRPC") << "DT  \t \t \t \t Creating the RecHit" << std::endl;

              RPCRecHit RPCPoint(rpcId, myPhiBx, PointExtrapolatedRPCFrame);
              RPCPoint.setTimeAndError(myPhiTime, myPhiTimeErr);

              if (debug)
                LogDebug("DTSegtoRPC") << "DT  \t \t \t \t Clearing the vector" << std::endl;
              RPCPointVector.clear();
              if (debug)
                LogDebug("DTSegtoRPC") << "DT  \t \t \t \t Pushing back" << std::endl;
              RPCPointVector.push_back(RPCPoint);
              if (debug)
                LogDebug("DTSegtoRPC") << "DT  \t \t \t \t Putting the vector" << std::endl;
              _ThePoints->put(rpcId, RPCPointVector.begin(), RPCPointVector.end());

              if (debug)
                LogDebug("DTSegtoRPC") << "DT \t \t \t \t Filling container with " << nameRoll
                                       << " Point.x=" << PointExtrapolatedRPCFrame.x()
                                       << " Point.y=" << PointExtrapolatedRPCFrame.y()
                                       << " size=" << RPCPointVector.size() << std::endl;

            } else {
              if (debug)
                LogDebug("DTSegtoRPC") << "DT \t \t \t \t No the prediction is outside of this roll" << std::endl;
            }  //Condition for the right match
          } else {
            if (debug)
              LogDebug("DTSegtoRPC") << "DT \t \t \t No, Exrtrapolation too long!, canceled" << std::endl;
          }  //D so big
        }  //loop over all the rolls asociated
      }
    }

    if (incldtMB4) {
      if (all4DSegments->size() > 0) {
        if (debug)
          LogDebug("DTSegtoRPC") << "MB4 \t \t Loop Over all4DSegments " << all4DSegments->size() << std::endl;
        extrapolatedRolls.clear();
        for (segment = all4DSegments->begin(); segment != all4DSegments->end(); ++segment) {
          DTChamberId DTId = segment->chamberId();

          float myPhiTime = -9999.;
          float myPhiTimeErr = -9999.;
          int myPhiBx = -99;

          if (segment->hasPhi()) {
            myPhiTime = segment->phiSegment()->t0();
            myPhiBx = round(segment->phiSegment()->t0() / bunchCrossTimeDiff);
            if (debug)
              LogDebug("DTSegtoRPC") << "segment t0 = " << myPhiTime << "\tround = " << myPhiBx << std::endl;
          }
          if (!(myPhiBx <= maxPhiBX && myPhiBx >= minPhiBX))  //limit only to the RPC readout range
            continue;

          if (debug)
            LogDebug("DTSegtoRPC") << "MB4 \t \t This Segment is in Chamber id: " << DTId << std::endl;
          if (debug)
            LogDebug("DTSegtoRPC") << "MB4 \t \t Number of segments in this DT = " << DTSegmentCounter[DTId]
                                   << std::endl;
          if (debug)
            LogDebug("DTSegtoRPC") << "MB4 \t \t \t Is the only one in this DT? and is in the Station 4?" << std::endl;

          if (DTSegmentCounter[DTId] == 1 && DTId.station() == 4) {
            if (debug)
              LogDebug("DTSegtoRPC") << "MB4 \t \t \t yes" << std::endl;
            int dtWheel = DTId.wheel();
            int dtStation = DTId.station();
            int dtSector = DTId.sector();

            LocalPoint segmentPosition = segment->localPosition();
            LocalVector segmentDirection = segment->localDirection();

            if (debug)
              LogDebug("DTSegtoRPC") << "MB4 \t \t \t \t The Segment in MB4 is 2D?" << std::endl;
            if (segment->dimension() == 2) {
              if (debug)
                LogDebug("DTSegtoRPC") << "MB4 \t \t \t \t yes" << std::endl;
              const LocalVector& segmentDirectionMB4 = segmentDirection;
              const LocalPoint& segmentPositionMB4 = segmentPosition;

              const BoundPlane& DTSurface4 = dtGeo->idToDet(DTId)->surface();

              DTRecSegment4DCollection::const_iterator segMB3;

              if (debug)
                LogDebug("DTSegtoRPC")
                    << "MB4 \t \t \t \t Loop on segments in =sector && MB3 && adjacent sectors && y dim=4" << std::endl;
              for (segMB3 = all4DSegments->begin(); segMB3 != all4DSegments->end(); ++segMB3) {
                DTChamberId dtid3 = segMB3->chamberId();

                if (debug)
                  LogDebug("DTSegtoRPC") << "MB4  \t \t \t \t Segment in Chamber =" << dtid3 << std::endl;

                if (distsector(dtid3.sector(), DTId.sector()) <=
                        1  //The DT sector could be 13 or 14 and because is corrected in the calculation of the distance.
                    && distwheel(dtid3.wheel(), DTId.wheel()) <=
                           1  //The we could have segments in neighbohr wheels in pp collisions
                    && dtid3.station() == 3 && DTSegmentCounter[dtid3] == 1 && segMB3->dimension() == 4) {
                  if (debug)
                    LogDebug("DTSegtoRPC")
                        << "MB4  \t \t \t \t distsector =" << distsector(dtid3.sector(), DTId.sector()) << std::endl;
                  if (debug)
                    LogDebug("DTSegtoRPC")
                        << "MB4  \t \t \t \t distwheel =" << distwheel(dtid3.wheel(), DTId.wheel()) << std::endl;

                  const GeomDet* gdet3 = dtGeo->idToDet(segMB3->geographicalId());
                  const BoundPlane& DTSurface3 = gdet3->surface();

                  LocalVector segmentDirectionMB3 = segMB3->localDirection();
                  GlobalPoint segmentPositionMB3inGlobal = DTSurface3.toGlobal(segMB3->localPosition());
                  GlobalPoint segmentPositionMB4inGlobal = DTSurface4.toGlobal(segmentPosition);

                  LocalVector segDirMB3inMB4Frame = DTSurface4.toLocal(DTSurface3.toGlobal(segmentDirectionMB3));

                  GlobalVector segDirMB4inGlobalFrame = DTSurface4.toGlobal(segmentDirectionMB4);
                  GlobalVector segDirMB3inGlobalFrame = DTSurface3.toGlobal(segmentDirectionMB3);

                  float dx = segDirMB4inGlobalFrame.x();
                  float dy = segDirMB4inGlobalFrame.y();

                  float dx3 = segDirMB3inGlobalFrame.x();
                  float dy3 = segDirMB3inGlobalFrame.y();

                  double cosAng = fabs(dx * dx3 + dy * dy3 / sqrt((dx3 * dx3 + dy3 * dy3) * (dx * dx + dy * dy)));

                  if (debug)
                    LogDebug("DTSegtoRPC")
                        << "MB4 \t \t \t \t cosAng" << cosAng << "Beetween " << dtid3 << " and " << DTId << std::endl;

                  if (debug) {
                    LogDebug("DTSegtoRPC") << "MB4 \t \t \t \t dx=" << dx << " dy=" << dy << std::endl;
                    LogDebug("DTSegtoRPC") << "MB4 \t \t \t \t dx3=" << dx3 << " dy3=" << dy << std::endl;
                    LogDebug("DTSegtoRPC") << "MB4 \t \t \t \t cosAng=" << cosAng << std::endl;
                  }

                  float DistanceBetweenSegments = ((segmentPositionMB3inGlobal) - (segmentPositionMB4inGlobal)).mag();

                  if (cosAng > MinCosAng && DistanceBetweenSegments < MaxDistanceBetweenSegments) {
                    if (debug)
                      LogDebug("DTSegtoRPC")
                          << "MB4 \t \t \t \t Distance between segments=" << DistanceBetweenSegments << std::endl;

                    if (debug)
                      LogDebug("DTSegtoRPC")
                          << "MB4 \t \t We found compatible Segments (similar direction and close enough) in " << dtid3
                          << " and " << DTId << std::endl;

                    if (dtSector == 13) {
                      dtSector = 4;
                    }
                    if (dtSector == 14) {
                      dtSector = 10;
                    }

                    if (debug)
                      LogDebug("DTSegtoRPC") << "Creating the DTIndex" << std::endl;
                    DTStationIndex theindex(0, dtWheel, dtSector, dtStation);
                    if (debug)
                      LogDebug("DTSegtoRPC") << "Getting the Rolls for the given index" << std::endl;
                    std::set<RPCDetId> rollsForThisDT = dtMap->getRolls(theindex);

                    if (debug)
                      LogDebug("DTSegtoRPC")
                          << "MB4 \t \t Number of rolls for this DT = " << rollsForThisDT.size() << std::endl;

                    assert(!rollsForThisDT.empty());

                    if (debug)
                      LogDebug("DTSegtoRPC") << "MB4  \t \t Loop over all the rolls asociated to this DT" << std::endl;
                    for (std::set<RPCDetId>::iterator iteraRoll = rollsForThisDT.begin();
                         iteraRoll != rollsForThisDT.end();
                         iteraRoll++) {
                      const RPCRoll* rollasociated = rpcGeo->roll(*iteraRoll);  //roll asociado a MB4
                      RPCDetId rpcId = rollasociated->id();
                      const BoundPlane& RPCSurfaceRB4 = rollasociated->surface();  //surface MB4

                      RPCGeomServ rpcsrv(rpcId);
                      std::string nameRoll = rpcsrv.name();

                      if (debug)
                        LogDebug("DTSegtoRPC") << "MB4  \t \t \t RollName: " << nameRoll << std::endl;
                      if (debug)
                        LogDebug("DTSegtoRPC") << "MB4  \t \t \t Doing the extrapolation to this roll" << std::endl;

                      GlobalPoint CenterPointRollGlobal = RPCSurfaceRB4.toGlobal(LocalPoint(0, 0, 0));
                      LocalPoint CenterRollinMB4Frame = DTSurface4.toLocal(CenterPointRollGlobal);  //In MB4
                      LocalPoint segmentPositionMB3inMB4Frame =
                          DTSurface4.toLocal(segmentPositionMB3inGlobal);  //In MB4

                      LocalVector segmentDirectionMB3inMB4Frame = DTSurface4.toLocal(segDirMB3inGlobalFrame);  //In MB4

                      //The exptrapolation is done in MB4 frame. for local x and z is done from MB4,
                      float Dxz = CenterRollinMB4Frame.z();
                      float Xo4 = segmentPositionMB4.x();
                      float dxl = segmentDirectionMB4.x();  //dx local for MB4 segment in MB4 Frame
                      float dzl = segmentDirectionMB4.z();  //dx local for MB4 segment in MB4 Frame

                      float X = Xo4 + dxl * Dxz / dzl;  //In MB4 frame
                      float Z = Dxz;                    //In MB4 frame

                      //for local y is done from MB3
                      float Yo34 = segmentPositionMB3inMB4Frame.y();
                      float dy34 = segmentDirectionMB3inMB4Frame.y();
                      float dz34 = segmentDirectionMB3inMB4Frame.z();
                      float Dy =
                          Dxz -
                          (segmentPositionMB3inMB4Frame.z());  //Distance beetween the segment in MB3 and the RB4 surface

                      if (debug)
                        LogDebug("DTSegtoRPC")
                            << "MB4 \t \t \t The distance to extrapolate in Y from MB3 is " << Dy << "cm" << std::endl;

                      float Y = Yo34 + dy34 * Dy / dz34;  //In MB4 Frame

                      const RectangularStripTopology* top_ = dynamic_cast<const RectangularStripTopology*>(
                          &(rollasociated->topology()));  //Topology roll asociated MB4
                      LocalPoint xmin = top_->localPosition(0.);
                      LocalPoint xmax = top_->localPosition((float)rollasociated->nstrips());
                      float rsize = fabs(xmax.x() - xmin.x());
                      float stripl = top_->stripLength();
                      float stripw = top_->pitch();

                      if (debug)
                        LogDebug("DTSegtoRPC") << "MB4 \t \t \t Strip Lenght " << stripl << "cm" << std::endl;
                      if (debug)
                        LogDebug("DTSegtoRPC") << "MB4 \t \t \t Strip Width " << stripw << "cm" << std::endl;

                      if (debug)
                        LogDebug("DTSegtoRPC") << "MB4 \t \t \t X Predicted in MB4DTLocal= " << X << "cm" << std::endl;
                      if (debug)
                        LogDebug("DTSegtoRPC") << "MB4 \t \t \t Y Predicted in MB4DTLocal= " << Y << "cm" << std::endl;
                      if (debug)
                        LogDebug("DTSegtoRPC") << "MB4 \t \t \t Z Predicted in MB4DTLocal= " << Z << "cm" << std::endl;

                      float extrapolatedDistance = sqrt((Y - Yo34) * (Y - Yo34) + Dy * Dy);

                      if (debug)
                        LogDebug("DTSegtoRPC")
                            << "MB4 \t \t \t segmentPositionMB3inMB4Frame" << segmentPositionMB3inMB4Frame << std::endl;
                      if (debug)
                        LogDebug("DTSegtoRPC")
                            << "MB4 \t \t \t segmentPositionMB4inMB4Frame" << segmentPosition << std::endl;

                      if (debug)
                        LogDebug("DTSegtoRPC")
                            << "MB4 \t \t \t segmentDirMB3inMB4Frame" << segDirMB3inMB4Frame << std::endl;
                      if (debug)
                        LogDebug("DTSegtoRPC")
                            << "MB4 \t \t \t segmentDirMB4inMB4Frame" << segmentDirectionMB4 << std::endl;

                      if (debug)
                        LogDebug("DTSegtoRPC")
                            << "MB4 \t \t \t CenterRB4PositioninMB4Frame" << CenterRollinMB4Frame << std::endl;

                      if (debug)
                        LogDebug("DTSegtoRPC") << "MB4 \t \t \t Is the extrapolation distance =" << extrapolatedDistance
                                               << "less than " << MaxDrb4 << std::endl;

                      if (extrapolatedDistance <= MaxDrb4) {
                        if (debug)
                          LogDebug("DTSegtoRPC") << "MB4 \t \t \t yes" << std::endl;

                        GlobalPoint GlobalPointExtrapolated = DTSurface4.toGlobal(LocalPoint(X, Y, Z));

                        if (debug)
                          LogDebug("DTSegtoRPC")
                              << "MB4 \t \t \t Point ExtraPolated in Global" << GlobalPointExtrapolated << std::endl;

                        LocalPoint PointExtrapolatedRPCFrame = RPCSurfaceRB4.toLocal(GlobalPointExtrapolated);

                        if (debug)
                          LogDebug("DTSegtoRPC") << "MB4 \t \t \t Point Extrapolated in RPCLocal"
                                                 << PointExtrapolatedRPCFrame << std::endl;
                        if (debug)
                          LogDebug("DTSegtoRPC") << "MB4 \t \t \t Corner of the Roll = (" << rsize * eyr << ","
                                                 << stripl * eyr << ")" << std::endl;
                        if (debug)
                          LogDebug("DTSegtoRPC")
                              << "MB4 \t \t \t Info About the Point Extrapolated in X Abs ("
                              << fabs(PointExtrapolatedRPCFrame.x()) << "," << fabs(PointExtrapolatedRPCFrame.y())
                              << "," << fabs(PointExtrapolatedRPCFrame.z()) << ")" << std::endl;

                        if (debug)
                          LogDebug("DTSegtoRPC")
                              << "MB4 \t \t \t Does the extrapolation go inside this roll?" << std::endl;

                        if (fabs(PointExtrapolatedRPCFrame.z()) < 5. &&
                            fabs(PointExtrapolatedRPCFrame.x()) < rsize * eyr &&
                            fabs(PointExtrapolatedRPCFrame.y()) < stripl * eyr) {
                          if (debug)
                            LogDebug("DTSegtoRPC") << "MB4 \t \t \t \t yes" << std::endl;
                          if (debug)
                            LogDebug("DTSegtoRPC") << "MB4 \t \t \t \t Creating the RecHit" << std::endl;

                          RPCRecHit RPCPointMB4(rpcId, myPhiBx, PointExtrapolatedRPCFrame);
                          RPCPointMB4.setTimeAndError(myPhiTime, myPhiTimeErr);

                          if (debug)
                            LogDebug("DTSegtoRPC") << "MB4 \t \t \t \t Clearing the RPCPointVector" << std::endl;
                          RPCPointVector.clear();
                          if (debug)
                            LogDebug("DTSegtoRPC") << "MB4 \t \t \t \t Pushing Back" << std::endl;
                          RPCPointVector.push_back(RPCPointMB4);
                          if (debug)
                            LogDebug("DTSegtoRPC") << "MB4 \t \t \t \t Putting for " << rpcId << std::endl;
                          if (debug)
                            LogDebug("DTSegtoRPC") << "MB4 \t \t \t \t Filling container with " << nameRoll
                                                   << " Point.x=" << PointExtrapolatedRPCFrame.x()
                                                   << " Point.y=" << PointExtrapolatedRPCFrame.y()
                                                   << " size=" << RPCPointVector.size() << std::endl;
                          if (debug)
                            LogDebug("DTSegtoRPC") << "MB4 \t \t \t \t Number of rolls already extrapolated in RB4 = "
                                                   << extrapolatedRolls.size() << std::endl;
                          if (find(extrapolatedRolls.begin(), extrapolatedRolls.end(), rpcId.rawId()) ==
                              extrapolatedRolls.end()) {
                            extrapolatedRolls.push_back(rpcId.rawId());
                            _ThePoints->put(rpcId, RPCPointVector.begin(), RPCPointVector.end());
                          } else {
                            if (debug)
                              LogDebug("DTSegtoRPC")
                                  << "MB4 \t \t \t \t roll already extrapolated " << rpcId << std::endl;
                          }
                          if (debug)
                            LogDebug("DTSegtoRPC")
                                << "MB4 \t \t \t \t Extrapolations done after this point = " << extrapolatedRolls.size()
                                << std::endl;
                          if (debug)
                            for (uint32_t m = 0; m < extrapolatedRolls.size(); m++)
                              LogDebug("DTSegtoRPC") << "MB4 \t \t \t \t" << extrapolatedRolls.at(m) << std::endl;
                        } else {
                          if (debug)
                            LogDebug("DTSegtoRPC")
                                << "MB4 \t \t \t \t No the prediction is outside of this roll" << std::endl;
                        }
                      }  //Condition for the right match
                      else {
                        if (debug)
                          LogDebug("DTSegtoRPC") << "MB4 \t \t \t No, Exrtrapolation too long!, canceled" << std::endl;
                      }
                    }  //loop over all the rollsasociated
                  } else {
                    if (debug)
                      LogDebug("DTSegtoRPC")
                          << "MB4 \t \t \t \t I found segments in MB4 and MB3 adjacent wheel and/or sector but "
                             "not compatibles, Diferent Directions"
                          << std::endl;
                  }
                } else {
                  if (debug)
                    LogDebug("DTSegtoRPC")
                        << "MB4 \t \t \t No the same station or same wheel or segment dim in mb3 not 4D" << std::endl;
                }
              }  //loop over all the segments looking for one in MB3
            } else {
              if (debug)
                LogDebug("DTSegtoRPC") << "MB4 \t \t \t Is NOT a 2D Segment" << std::endl;
            }
          } else {
            if (debug)
              LogDebug("DTSegtoRPC") << "MB4 \t \t \t \t There is not just one segment or is not in station 4"
                                     << std::endl;
          }  //De aca para abajo esta en dtpart.inl
        }
      } else {
        if (debug)
          LogDebug("DTSegtoRPC") << "MB4 \t This event doesn't have 4D Segment" << std::endl;
      }
    }
  }

  return _ThePoints;
}