CSCObjectMap.cc

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#include "FWCore/Framework/interface/EventSetup.h"
#include "FWCore/Framework/interface/ESHandle.h"
#include "Geometry/CommonDetUnit/interface/TrackingGeometry.h"
#include "Geometry/RPCGeometry/interface/RPCGeometry.h"
#include "Geometry/RPCGeometry/interface/RPCGeomServ.h"
#include "Geometry/RPCGeometry/interface/RPCChamber.h"
#include "Geometry/RPCGeometry/interface/RPCRoll.h"
#include "CSCObjectMap.h"
#include "CSCStationIndex.h"

CSCObjectMap::CSCObjectMap(RPCGeometry const& rpcGeo) {
  for (TrackingGeometry::DetContainer::const_iterator it = rpcGeo.dets().begin(); it < rpcGeo.dets().end(); it++) {
    if (dynamic_cast<const RPCChamber*>(*it) != nullptr) {
      auto ch = dynamic_cast<const RPCChamber*>(*it);
      std::vector<const RPCRoll*> roles = (ch->rolls());
      for (std::vector<const RPCRoll*>::const_iterator r = roles.begin(); r != roles.end(); ++r) {
        RPCDetId rpcId = (*r)->id();
        int region = rpcId.region();
        if (region != 0) {
          int station = rpcId.station();
          int ring = rpcId.ring();
          int cscring = ring;
          int cscstation = station;
          RPCGeomServ rpcsrv(rpcId);
          int rpcsegment = rpcsrv.segment();
          int cscchamber = rpcsegment;  //FIX THIS ACCORDING TO RPCGeomServ::segment()Definition
          if ((station == 2 || station == 3 || station == 4) && ring == 3) {  //Adding Ring 3 of RPC to the CSC Ring 2
            cscring = 2;
          }
          CSCStationIndex ind(region, cscstation, cscring, cscchamber);
          std::set<RPCDetId> myrolls;
          if (rollstore.find(ind) != rollstore.end())
            myrolls = rollstore[ind];
          myrolls.insert(rpcId);
          rollstore[ind] = myrolls;
        }
      }
    }
  }
}

std::set<RPCDetId> const& CSCObjectMap::getRolls(CSCStationIndex index) const {
  // FIXME
  // the present inplementation allows for NOT finding the given index in the map;
  // a muon expert should check that this is the intended behaviour.
  static const std::set<RPCDetId> empty;
  return (rollstore.find(index) == rollstore.end()) ? empty : rollstore.at(index);
}

// register the class with the typelookup system used by the EventSetup
#include "FWCore/Utilities/interface/typelookup.h"
TYPELOOKUP_DATA_REG(CSCObjectMap);