#include <L2MuonSeedGeneratorFromL1T.h>

Inheritance diagram for L2MuonSeedGeneratorFromL1T:

Public Member Functions
	L2MuonSeedGeneratorFromL1T (const edm::ParameterSet &)
	Constructor. More...

virtual void	produce (edm::Event &, const edm::EventSetup &) override

	~L2MuonSeedGeneratorFromL1T ()
	Destructor. More...

Public Member Functions inherited from edm::stream::EDProducer<>
	EDProducer ()=default

Public Member Functions inherited from edm::stream::EDProducerBase
	EDProducerBase ()

ModuleDescription const &	moduleDescription () const

virtual	~EDProducerBase ()

Public Member Functions inherited from edm::ProducerBase
void	callWhenNewProductsRegistered (std::function< void(BranchDescription const &)> const &func)

	ProducerBase ()

void	registerProducts (ProducerBase , ProductRegistry , ModuleDescription const &)

std::function< void(BranchDescription const &)>	registrationCallback () const
	used by the fwk to register list of products More...

virtual	~ProducerBase ()

Public Member Functions inherited from edm::EDConsumerBase
std::vector< ConsumesInfo >	consumesInfo () const

	EDConsumerBase ()

ProductHolderIndexAndSkipBit	indexFrom (EDGetToken, BranchType, TypeID const &) const

void	itemsMayGet (BranchType, std::vector< ProductHolderIndexAndSkipBit > &) const

void	itemsToGet (BranchType, std::vector< ProductHolderIndexAndSkipBit > &) const

std::vector < ProductHolderIndexAndSkipBit > const &	itemsToGetFromEvent () const

void	labelsForToken (EDGetToken iToken, Labels &oLabels) const

void	modulesDependentUpon (std::string const &iProcessName, std::string const &iModuleLabel, bool iPrint, std::vector< char const * > &oModuleLabels) const

void	modulesWhoseProductsAreConsumed (std::vector< ModuleDescription const * > &modules, ProductRegistry const &preg, std::map< std::string, ModuleDescription const * > const &labelsToDesc, std::string const &processName) const

bool	registeredToConsume (ProductHolderIndex, bool, BranchType) const

bool	registeredToConsumeMany (TypeID const &, BranchType) const

void	updateLookup (BranchType iBranchType, ProductHolderIndexHelper const &)

virtual	~EDConsumerBase ()

Static Public Member Functions
static void	fillDescriptions (edm::ConfigurationDescriptions &descriptions)

Static Public Member Functions inherited from edm::stream::EDProducerBase
static const std::string &	baseType ()

static void	fillDescriptions (ConfigurationDescriptions &descriptions)

static void	prevalidate (ConfigurationDescriptions &descriptions)

Private Member Functions
const TrajectorySeed *	associateOfflineSeedToL1 (edm::Handle< edm::View< TrajectorySeed > > &, std::vector< int > &, TrajectoryStateOnSurface &, double)

Private Attributes
bool	centralBxOnly_
	use central bx only muons More...

std::vector< double >	etaBins

std::vector< double >	matchingDR

edm::EDGetTokenT < l1t::MuonBxCollection >	muCollToken_

edm::EDGetTokenT< edm::View < TrajectorySeed > >	offlineSeedToken_

MeasurementEstimator *	theEstimator

edm::InputTag	theL1GMTReadoutCollection

const double	theL1MaxEta

const double	theL1MinPt

const unsigned	theL1MinQuality

edm::InputTag	theOfflineSeedLabel

std::string	thePropagatorName

MuonServiceProxy *	theService
	the event setup proxy, it takes care the services update More...

edm::InputTag	theSource

const bool	useOfflineSeed

const bool	useUnassociatedL1

Additional Inherited Members
Public Types inherited from edm::stream::EDProducer<>
typedef CacheContexts< T...>	CacheTypes

typedef CacheTypes::GlobalCache	GlobalCache

typedef AbilityChecker< T...>	HasAbility

typedef CacheTypes::LuminosityBlockCache	LuminosityBlockCache

typedef LuminosityBlockContextT < LuminosityBlockCache, RunCache, GlobalCache >	LuminosityBlockContext

typedef CacheTypes::LuminosityBlockSummaryCache	LuminosityBlockSummaryCache

typedef CacheTypes::RunCache	RunCache

typedef RunContextT< RunCache, GlobalCache >	RunContext

typedef CacheTypes::RunSummaryCache	RunSummaryCache

Public Types inherited from edm::stream::EDProducerBase
typedef EDProducerAdaptorBase	ModuleType

Public Types inherited from edm::ProducerBase
typedef ProductRegistryHelper::TypeLabelList	TypeLabelList

Public Types inherited from edm::EDConsumerBase
typedef ProductLabels	Labels

Protected Member Functions inherited from edm::EDConsumerBase
template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	consumes (edm::InputTag const &tag)

EDGetToken	consumes (const TypeToGet &id, edm::InputTag const &tag)

template<BranchType B>
EDGetToken	consumes (TypeToGet const &id, edm::InputTag const &tag)

ConsumesCollector	consumesCollector ()
	Use a ConsumesCollector to gather consumes information from helper functions. More...

template<typename ProductType , BranchType B = InEvent>
void	consumesMany ()

void	consumesMany (const TypeToGet &id)

template<BranchType B>
void	consumesMany (const TypeToGet &id)

template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	mayConsume (edm::InputTag const &tag)

EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)

template<BranchType B>
EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)

Detailed Description

L2 muon seed generator: Transform the L1 informations in seeds for the L2 muon reconstruction

Author: A.Everett, R.Bellan, J. Alcaraz

ORCA's author: N. Neumeister

L2 muon seed generator: Transform the L1 informations in seeds for the L2 muon reconstruction

Author: A.Everett, R.Bellan

ORCA's author: N. Neumeister

Definition at line 46 of file L2MuonSeedGeneratorFromL1T.h.

Constructor & Destructor Documentation

L2MuonSeedGeneratorFromL1T::L2MuonSeedGeneratorFromL1T ( const edm::ParameterSet & iConfig )

explicit

Constructor.

Definition at line 45 of file L2MuonSeedGeneratorFromL1T.cc.

References etaBins, Exception, edm::ParameterSet::getParameter(), edm::ParameterSet::getUntrackedParameter(), matchingDR, muCollToken_, MuonServiceProxy_cff::MuonServiceProxy, offlineSeedToken_, theEstimator, theOfflineSeedLabel, theService, theSource, and useOfflineSeed.

                                                                                      : 
   theSource(iConfig.getParameter<InputTag>("InputObjects")),
   theL1GMTReadoutCollection(iConfig.getParameter<InputTag>("GMTReadoutCollection")), // to be removed
   thePropagatorName(iConfig.getParameter<string>("Propagator")),
   theL1MinPt(iConfig.getParameter<double>("L1MinPt")),
   theL1MaxEta(iConfig.getParameter<double>("L1MaxEta")),
   theL1MinQuality(iConfig.getParameter<unsigned int>("L1MinQuality")),
   useOfflineSeed(iConfig.getUntrackedParameter<bool>("UseOfflineSeed", false)),
   useUnassociatedL1(iConfig.existsAs<bool>("UseUnassociatedL1") ? 
             iConfig.getParameter<bool>("UseUnassociatedL1") : true),
   matchingDR(iConfig.getParameter<std::vector<double> >("MatchDR")),          
   etaBins(iConfig.getParameter<std::vector<double> >("EtaMatchingBins")),          
   centralBxOnly_( iConfig.getParameter<bool>("CentralBxOnly") )
   {
 
   muCollToken_ = consumes<MuonBxCollection>(theSource);
 
   if(useOfflineSeed) {
     theOfflineSeedLabel = iConfig.getUntrackedParameter<InputTag>("OfflineSeedLabel");
     offlineSeedToken_ = consumes<edm::View<TrajectorySeed> >(theOfflineSeedLabel);
   
   // check that number of eta bins -1 matches number of dR cones
   if( matchingDR.size()!=etaBins.size() - 1  ) {
     throw cms::Exception("Configuration") << "Size of MatchDR "
                       << "does not match number of eta bins." << endl;
   }
 
   
   }
   
   // service parameters
   ParameterSet serviceParameters = iConfig.getParameter<ParameterSet>("ServiceParameters");
   
   // the services
   theService = new MuonServiceProxy(serviceParameters);
 
   // the estimator
   theEstimator = new Chi2MeasurementEstimator(10000.);
 
 
   produces<L2MuonTrajectorySeedCollection>(); 
 }

L2MuonSeedGeneratorFromL1T::~L2MuonSeedGeneratorFromL1T ( )

Destructor.

Definition at line 89 of file L2MuonSeedGeneratorFromL1T.cc.

References theEstimator, and theService.

                                                        {
   if (theService)   delete theService;
   if (theEstimator) delete theEstimator;
 }

Member Function Documentation

const TrajectorySeed * L2MuonSeedGeneratorFromL1T::associateOfflineSeedToL1	(	edm::Handle< edm::View< TrajectorySeed > > &	offseeds,
		std::vector< int > &	offseedMap,
		TrajectoryStateOnSurface &	newTsos,
		double	dRcone
	)

private

Definition at line 372 of file L2MuonSeedGeneratorFromL1T.cc.

References edm::View< T >::begin(), deltaR(), MuonPatternRecoDumper::dumpMuonId(), PV3DBase< T, PVType, FrameType >::eta(), TrajectoryStateOnSurface::globalPosition(), LogDebug, Geom::Phi< T >::phi(), PV3DBase< T, PVType, FrameType >::phi(), AlCaHLTBitMon_QueryRunRegistry::string, TrajectoryStateOnSurface::surface(), thePropagatorName, and theService.

Referenced by produce().

                                                      {
 
   const std::string metlabel = "Muon|RecoMuon|L2MuonSeedGeneratorFromL1T";
   MuonPatternRecoDumper debugtmp;
 
   edm::View<TrajectorySeed>::const_iterator offseed, endOffseed = offseeds->end();
   const TrajectorySeed *selOffseed = 0;
   double bestDr = 99999.;
   unsigned int nOffseed(0);
   int lastOffseed(-1);
 
   for(offseed=offseeds->begin(); offseed!=endOffseed; ++offseed, ++nOffseed) {
     if(offseedMap[nOffseed]!=0) continue;
     GlobalPoint  glbPos = theService->trackingGeometry()->idToDet(offseed->startingState().detId())->surface().toGlobal(offseed->startingState().parameters().position());
     GlobalVector glbMom = theService->trackingGeometry()->idToDet(offseed->startingState().detId())->surface().toGlobal(offseed->startingState().parameters().momentum());
 
     // Preliminary check
     double preDr = deltaR( newTsos.globalPosition().eta(), newTsos.globalPosition().phi(), glbPos.eta(), glbPos.phi() );
     if(preDr > 1.0) continue;
 
     const FreeTrajectoryState offseedFTS(glbPos, glbMom, offseed->startingState().parameters().charge(), &*theService->magneticField()); 
     TrajectoryStateOnSurface offseedTsos = theService->propagator(thePropagatorName)->propagate(offseedFTS, newTsos.surface());
     LogDebug(metlabel) << "Offline seed info: Det and State" << std::endl;
     LogDebug(metlabel) << debugtmp.dumpMuonId(offseed->startingState().detId()) << std::endl;
     //LogDebug(metlabel) << "(x, y, z) = (" << newTSOS.globalPosition().x() << ", " 
     //                     << newTSOS.globalPosition().y() << ", " << newTSOS.globalPosition().z() << ")" << std::endl;
     LogDebug(metlabel) << "pos: (r=" << offseedFTS.position().mag() << ", phi=" 
                << offseedFTS.position().phi() << ", eta=" << offseedFTS.position().eta() << ")" << std::endl;
     LogDebug(metlabel) << "mom: (q*pt=" << offseedFTS.charge()*offseedFTS.momentum().perp() << ", phi=" 
                << offseedFTS.momentum().phi() << ", eta=" << offseedFTS.momentum().eta() << ")" << std::endl << std::endl;
     //LogDebug(metlabel) << debugtmp.dumpFTS(offseedFTS) << std::endl;
 
     if(offseedTsos.isValid()) {
       LogDebug(metlabel) << "Offline seed info after propagation to L1 layer:" << std::endl;
       //LogDebug(metlabel) << "(x, y, z) = (" << offseedTsos.globalPosition().x() << ", " 
       //                   << offseedTsos.globalPosition().y() << ", " << offseedTsos.globalPosition().z() << ")" << std::endl;
       LogDebug(metlabel) << "pos: (r=" << offseedTsos.globalPosition().mag() << ", phi=" 
              << offseedTsos.globalPosition().phi() << ", eta=" << offseedTsos.globalPosition().eta() << ")" << std::endl;
       LogDebug(metlabel) << "mom: (q*pt=" << offseedTsos.charge()*offseedTsos.globalMomentum().perp() << ", phi=" 
              << offseedTsos.globalMomentum().phi() << ", eta=" << offseedTsos.globalMomentum().eta() << ")" << std::endl << std::endl;
       //LogDebug(metlabel) << debugtmp.dumpTSOS(offseedTsos) << std::endl;
       double newDr = deltaR( newTsos.globalPosition().eta(),     newTsos.globalPosition().phi(), 
                  offseedTsos.globalPosition().eta(), offseedTsos.globalPosition().phi() );
       LogDebug(metlabel) << "   -- DR = " << newDr << std::endl;
       if( newDr < dRcone && newDr<bestDr ) {  
         LogDebug(metlabel) << "          --> OK! " << newDr << std::endl << std::endl;
         selOffseed = &*offseed;
         bestDr = newDr;
         offseedMap[nOffseed] = 1;
         if(lastOffseed>-1) offseedMap[lastOffseed] = 0;
         lastOffseed = nOffseed;
       }
       else {
         LogDebug(metlabel) << "          --> Rejected. " << newDr << std::endl << std::endl;
       }
     }
     else {
       LogDebug(metlabel) << "Invalid offline seed TSOS after propagation!" << std::endl << std::endl;
     }
   }
 
   return selOffseed;
 }

void L2MuonSeedGeneratorFromL1T::fillDescriptions ( edm::ConfigurationDescriptions & descriptions )

static

Definition at line 95 of file L2MuonSeedGeneratorFromL1T.cc.

References edm::ConfigurationDescriptions::add(), edm::ParameterSetDescription::add(), edm::ParameterSetDescription::addUntracked(), and HLT_25ns10e33_v2_cff::InputTag.

                                                                                        {
   edm::ParameterSetDescription desc;
   desc.add<edm::InputTag>("GMTReadoutCollection", edm::InputTag("")); // to be removed
   desc.add<edm::InputTag>("InputObjects",edm::InputTag("hltGmtStage2Digis"));
   desc.add<string>("Propagator", "");
   desc.add<double>("L1MinPt",-1.);
   desc.add<double>("L1MaxEta",5.0);
   desc.add<unsigned int>("L1MinQuality",0);   
   desc.addUntracked<bool>("UseOfflineSeed",false);
   desc.add<bool>("UseUnassociatedL1", true);
   desc.add<std::vector<double>>("MatchDR", {0.3});
   desc.add<std::vector<double>>("EtaMatchingBins", {0., 2.5});
   desc.add<bool>("CentralBxOnly", true);
   desc.addUntracked<edm::InputTag>("OfflineSeedLabel", edm::InputTag(""));
 
   edm::ParameterSetDescription psd0;
   psd0.addUntracked<std::vector<std::string>>("Propagators", {
       "SteppingHelixPropagatorAny"
   });
   psd0.add<bool>("RPCLayers", true);
   psd0.addUntracked<bool>("UseMuonNavigation", true);
   desc.add<edm::ParameterSetDescription>("ServiceParameters", psd0);
   descriptions.add("L2MuonSeedGeneratorFromL1T",desc);
 }

void L2MuonSeedGeneratorFromL1T::produce	(	edm::Event &	iEvent,
		const edm::EventSetup &	iSetup
	)

overridevirtual

Implements edm::stream::EDProducerBase.

Definition at line 120 of file L2MuonSeedGeneratorFromL1T.cc.

References alongMomentum, associateOfflineSeedToL1(), Reference_intrackfit_cff::barrel, centralBxOnly_, RecoTauCleanerPlugins::charge, TrajectoryStateOnSurface::charge(), GeometricSearchDet::compatibleDets(), funct::cos(), CSCDetId, debug, HLT_25ns10e33_v2_cff::distance, DTChamberId, MuonPatternRecoDumper::dumpFTS(), MuonPatternRecoDumper::dumpLayer(), MuonPatternRecoDumper::dumpMuonId(), MuonPatternRecoDumper::dumpTSOS(), relativeConstraints::error, eta, PV3DBase< T, PVType, FrameType >::eta(), etaBins, create_public_lumi_plots::exp, GeomDet::geographicalId(), edm::Event::getByToken(), TrajectoryStateOnSurface::globalMomentum(), TrajectoryStateOnSurface::globalPosition(), TrajectoryStateOnSurface::isValid(), MainPageGenerator::link, LogDebug, LogTrace, PV3DBase< T, PVType, FrameType >::mag(), matchingDR, metname, muCollToken_, offlineSeedToken_, convertSQLitetoXML_cfg::output, PV3DBase< T, PVType, FrameType >::perp(), trajectoryStateTransform::persistentState(), phi, PV3DBase< T, PVType, FrameType >::phi(), Geom::pi(), GeometricSearchDet::position(), EnergyCorrector::pt, edm::OwnVector< T, P >::push_back(), edm::Event::put(), HLT_25ns10e33_v2_cff::quality, CosmicsPD_Skims::radius, DetId::rawId(), TrajectorySeed::recHits(), funct::sin(), TrajectorySeed::startingState(), AlCaHLTBitMon_QueryRunRegistry::string, GeometricSearchDet::surface(), theEstimator, theL1MaxEta, theL1MinPt, theL1MinQuality, thePropagatorName, theService, theta(), useOfflineSeed, useUnassociatedL1, and PV3DBase< T, PVType, FrameType >::z().

 {
   const std::string metname = "Muon|RecoMuon|L2MuonSeedGeneratorFromL1T";
   MuonPatternRecoDumper debug;
 
   auto_ptr<L2MuonTrajectorySeedCollection> output(new L2MuonTrajectorySeedCollection());
   
   edm::Handle<MuonBxCollection> muColl;
   iEvent.getByToken(muCollToken_, muColl);
   LogTrace(metname) << "Number of muons " << muColl->size() << endl;
 
   edm::Handle<edm::View<TrajectorySeed> > offlineSeedHandle;
   vector<int> offlineSeedMap;
   if(useOfflineSeed) {
     iEvent.getByToken(offlineSeedToken_, offlineSeedHandle);
     LogTrace(metname) << "Number of offline seeds " << offlineSeedHandle->size() << endl;
     offlineSeedMap = vector<int>(offlineSeedHandle->size(), 0);
   }
 
   for (int ibx = muColl->getFirstBX(); ibx <= muColl->getLastBX(); ++ibx) {
     if (centralBxOnly_ && (ibx != 0)) continue;
     for (auto it = muColl->begin(ibx); it != muColl->end(ibx); it++){
   
       unsigned int quality = it->hwQual();
       int valid_charge = it->hwChargeValid();
   
       float pt    =  it->pt();
       float eta   =  it->eta();
       float theta =  2*atan(exp(-eta));
       float phi   =  it->phi();      
       int charge  =  it->charge();
       // Set charge=0 for the time being if the valid charge bit is zero
       if (!valid_charge) charge = 0;
 
       int link = 36 + (int)(it -> tfMuonIndex() / 3.);
       bool barrel = true;
       if ( (link >= 36 && link <= 41) || (link >= 66 && link <= 71)) barrel = false;
 
       if ( pt < theL1MinPt || fabs(eta) > theL1MaxEta ) continue;
   
       LogTrace(metname) << "New L2 Muon Seed" ;
       LogTrace(metname) << "Pt = "         << pt     << " GeV/c";
       LogTrace(metname) << "eta = "        << eta; 
       LogTrace(metname) << "theta = "      << theta  << " rad";
       LogTrace(metname) << "phi = "        << phi    << " rad";
       LogTrace(metname) << "charge = "     << charge;
       LogTrace(metname) << "In Barrel? = " << barrel;
   
       if ( quality <= theL1MinQuality ) continue;
       LogTrace(metname) << "quality = "<< quality; 
   
       // Update the services
       theService->update(iSetup);
 
       const DetLayer *detLayer = 0;
       float radius = 0.;
 
       CLHEP::Hep3Vector vec(0.,1.,0.);
       vec.setTheta(theta);
       vec.setPhi(phi);
   
       DetId theid; 
       // Get the det layer on which the state should be put
       if ( barrel ){
         LogTrace(metname) << "The seed is in the barrel";
     
         // MB2
         DetId id = DTChamberId(0,2,0);
         detLayer = theService->detLayerGeometry()->idToLayer(id);
         LogTrace(metname) << "L2 Layer: " << debug.dumpLayer(detLayer);
     
         const BoundSurface* sur = &(detLayer->surface());
         const BoundCylinder* bc = dynamic_cast<const BoundCylinder*>(sur);
 
         radius = fabs(bc->radius()/sin(theta));
         theid  = id;    
 
         LogTrace(metname) << "radius "<<radius;
 
         if ( pt < 3.5 ) pt = 3.5;
       }
       else { 
         LogTrace(metname) << "The seed is in the endcap";
     
         DetId id;
         // ME2
         if ( theta < Geom::pi()/2. )
           id = CSCDetId(1,2,0,0,0); 
         else
           id = CSCDetId(2,2,0,0,0); 
     
         detLayer = theService->detLayerGeometry()->idToLayer(id);
         LogTrace(metname) << "L2 Layer: " << debug.dumpLayer(detLayer);
 
         radius = fabs(detLayer->position().z()/cos(theta));      
         theid = id;    
     
         if( pt < 1.0) pt = 1.0;
       }
       
       // Fallback solution using ME2
       DetId fallback_id;
       theta < Geom::pi()/2. ? fallback_id = CSCDetId(1,2,0,0,0) : fallback_id = CSCDetId(2,2,0,0,0); 
       const DetLayer* ME2DetLayer = theService->detLayerGeometry()->idToLayer(fallback_id);
 
       vec.setMag(radius);
   
       GlobalPoint pos(vec.x(),vec.y(),vec.z());
     
       GlobalVector mom(pt*cos(phi), pt*sin(phi), pt*cos(theta)/sin(theta));
 
       GlobalTrajectoryParameters param(pos,mom,charge,&*theService->magneticField());
       AlgebraicSymMatrix55 mat;
   
       mat[0][0] = (0.25/pt)*(0.25/pt);  // sigma^2(charge/abs_momentum)
       if ( !barrel ) mat[0][0] = (0.4/pt)*(0.4/pt);
 
       //Assign q/pt = 0 +- 1/pt if charge has been declared invalid
       if (!valid_charge) mat[0][0] = (1./pt)*(1./pt);
   
       mat[1][1] = 0.05*0.05;        // sigma^2(lambda)
       mat[2][2] = 0.2*0.2;          // sigma^2(phi)
       mat[3][3] = 20.*20.;          // sigma^2(x_transverse))
       mat[4][4] = 20.*20.;          // sigma^2(y_transverse))
   
       CurvilinearTrajectoryError error(mat);
 
       const FreeTrajectoryState state(param,error);
  
       LogTrace(metname) << "Free trajectory State from the parameters";
       LogTrace(metname) << debug.dumpFTS(state);
 
       // Propagate the state on the MB2/ME2 surface
       TrajectoryStateOnSurface tsos = theService->propagator(thePropagatorName)->propagate(state, detLayer->surface());
  
       LogTrace(metname) << "State after the propagation on the layer";
       LogTrace(metname) << debug.dumpLayer(detLayer);
       LogTrace(metname) << debug.dumpTSOS(tsos);
 
       double dRcone = matchingDR[0];
       if ( fabs(eta) < etaBins.back() ){
         std::vector<double>::iterator lowEdge = std::upper_bound (etaBins.begin(), etaBins.end(), fabs(eta));     
         dRcone    =  matchingDR.at( lowEdge - etaBins.begin() - 1);   
       }
 
       if (tsos.isValid()) {
 
         edm::OwnVector<TrackingRecHit> container;
    
         if(useOfflineSeed && ( !valid_charge || charge == 0) ) {
 
           const TrajectorySeed *assoOffseed = 
             associateOfflineSeedToL1(offlineSeedHandle, offlineSeedMap, tsos, dRcone );
     
           if(assoOffseed!=0) {
             PTrajectoryStateOnDet const & seedTSOS = assoOffseed->startingState();
             TrajectorySeed::const_iterator 
             tsci  = assoOffseed->recHits().first,
             tscie = assoOffseed->recHits().second;
             for(; tsci!=tscie; ++tsci) {
               container.push_back(*tsci);
             }
             output->push_back(L2MuonTrajectorySeed(seedTSOS,container,alongMomentum,
                               MuonRef(muColl,  distance(muColl->begin(muColl->getFirstBX()),it)  )));
           }
           else {
             if(useUnassociatedL1) {
               // convert the TSOS into a PTSOD
               PTrajectoryStateOnDet const & seedTSOS = trajectoryStateTransform::persistentState( tsos, theid.rawId());
               output->push_back(L2MuonTrajectorySeed(seedTSOS,container,alongMomentum,
                                 MuonRef(muColl,  distance(muColl->begin(muColl->getFirstBX()),it)  )));
             }
           }
         }
         else if (useOfflineSeed && valid_charge){
           // Get the compatible dets on the layer
           std::vector< pair<const GeomDet*,TrajectoryStateOnSurface> > 
             detsWithStates = detLayer->compatibleDets(tsos, 
                               *theService->propagator(thePropagatorName), 
                               *theEstimator);   
 
           if (detsWithStates.size() == 0 && barrel ) {
             // try again to propagate but using ME2 as reference
             tsos = theService->propagator(thePropagatorName)->propagate(state, ME2DetLayer->surface());
             detsWithStates = ME2DetLayer->compatibleDets(tsos, 
                                            *theService->propagator(thePropagatorName), 
                                            *theEstimator);   
           }
 
           if (detsWithStates.size()){
   
             TrajectoryStateOnSurface newTSOS = detsWithStates.front().second;
             const GeomDet *newTSOSDet = detsWithStates.front().first;
     
             LogTrace(metname) << "Most compatible det";
             LogTrace(metname) << debug.dumpMuonId(newTSOSDet->geographicalId());
   
             LogDebug(metname) << "L1 info: Det and State:";
             LogDebug(metname) << debug.dumpMuonId(newTSOSDet->geographicalId());
   
             if (newTSOS.isValid()){
   
               //LogDebug(metname) << "(x, y, z) = (" << newTSOS.globalPosition().x() << ", " 
               //                  << newTSOS.globalPosition().y() << ", " << newTSOS.globalPosition().z() << ")";
               LogDebug(metname) << "pos: (r=" << newTSOS.globalPosition().mag() << ", phi=" 
                                 << newTSOS.globalPosition().phi() << ", eta=" << newTSOS.globalPosition().eta() << ")";
               LogDebug(metname) << "mom: (q*pt=" << newTSOS.charge()*newTSOS.globalMomentum().perp() << ", phi=" 
                                 << newTSOS.globalMomentum().phi() << ", eta=" << newTSOS.globalMomentum().eta() << ")";
   
               //LogDebug(metname) << "State on it";
               //LogDebug(metname) << debug.dumpTSOS(newTSOS);
   
               const TrajectorySeed *assoOffseed = 
                 associateOfflineSeedToL1(offlineSeedHandle, offlineSeedMap, newTSOS, dRcone);
   
               if(assoOffseed!=0) {
                 PTrajectoryStateOnDet const & seedTSOS = assoOffseed->startingState();
                 TrajectorySeed::const_iterator 
                   tsci  = assoOffseed->recHits().first,
                   tscie = assoOffseed->recHits().second;
                 for(; tsci!=tscie; ++tsci) {
                   container.push_back(*tsci);
                 }
                 output->push_back(L2MuonTrajectorySeed(seedTSOS,container,alongMomentum,
                                   MuonRef(muColl,  distance(muColl->begin(muColl->getFirstBX()),it)  )));
               }
               else {
                 if(useUnassociatedL1) {
                   // convert the TSOS into a PTSOD
                   PTrajectoryStateOnDet const & seedTSOS = trajectoryStateTransform::persistentState( newTSOS,newTSOSDet->geographicalId().rawId());
                   output->push_back(L2MuonTrajectorySeed(seedTSOS,container,alongMomentum,
                                     MuonRef(muColl,  distance(muColl->begin(muColl->getFirstBX()),it)  )));
                 }
               } 
             }
           } 
         }
         else {
           // convert the TSOS into a PTSOD
           PTrajectoryStateOnDet const & seedTSOS = trajectoryStateTransform::persistentState( tsos, theid.rawId());
           output->push_back(L2MuonTrajectorySeed(seedTSOS,container,alongMomentum,
                             MuonRef(muColl,  distance(muColl->begin(muColl->getFirstBX()),it)  )));
         }      
       }  
     }
   }
   
   iEvent.put(output);
 }