#include <CkfTrackCandidateMakerBase.h>

Inheritance diagram for cms::CkfTrackCandidateMakerBase:

Public Member Functions
virtual void	beginRunBase (edm::Run const &, edm::EventSetup const &es)

	CkfTrackCandidateMakerBase (const edm::ParameterSet &conf, edm::ConsumesCollector &&iC)

virtual void	produceBase (edm::Event &e, const edm::EventSetup &es)

virtual	~CkfTrackCandidateMakerBase ()(false)

Protected Types
typedef edm::ContainerMask< edmNew::DetSetVector< Phase2TrackerCluster1D > >	Phase2OTClusterMask

typedef edm::ContainerMask< edmNew::DetSetVector< SiPixelCluster > >	PixelClusterMask

typedef edm::ContainerMask< edmNew::DetSetVector< SiStripCluster > >	StripClusterMask

Protected Member Functions
virtual void	countSeedsDebugger ()

virtual void	deleteAssocDebugger ()

virtual TrajectorySeedCollection::const_iterator	lastSeed (TrajectorySeedCollection const &theSeedColl)

virtual void	printHitsDebugger (edm::Event &e)

Protected Attributes
bool	cleanTrajectoryAfterInOut

bool	doSeedingRegionRebuilding

edm::EDGetTokenT< Phase2OTClusterMask >	maskPhase2OTs_

edm::EDGetTokenT< PixelClusterMask >	maskPixels_

edm::EDGetTokenT< StripClusterMask >	maskStrips_

unsigned int	maxSeedsBeforeCleaning_

bool	phase2skipClusters_

bool	produceSeedStopReasons_

bool	reverseTrajectories

bool	skipClusters_

edm::ESHandle< GeometricSearchTracker >	theGeomSearchTracker

std::unique_ptr< TransientInitialStateEstimator >	theInitialState

edm::ESHandle< MagneticField >	theMagField

const std::string	theMagFieldName

unsigned int	theMaxNSeeds

edm::EDGetTokenT< MeasurementTrackerEvent >	theMTELabel

const NavigationSchool *	theNavigationSchool

std::string	theNavigationSchoolName

RedundantSeedCleaner *	theSeedCleaner

edm::EDGetTokenT< edm::View< TrajectorySeed > >	theSeedLabel

bool	theTrackCandidateOutput

std::unique_ptr< BaseCkfTrajectoryBuilder >	theTrajectoryBuilder

const TrajectoryCleaner *	theTrajectoryCleaner

std::string	theTrajectoryCleanerName

bool	theTrajectoryOutput

bool	useSplitting

Private Member Functions
void	setEventSetup (const edm::EventSetup &es)
	Initialize EventSetup objects at each event. More...

Detailed Description

Definition at line 35 of file CkfTrackCandidateMakerBase.h.

Member Typedef Documentation

typedef edm::ContainerMask<edmNew::DetSetVector<Phase2TrackerCluster1D> > cms::CkfTrackCandidateMakerBase::Phase2OTClusterMask

protected

Definition at line 82 of file CkfTrackCandidateMakerBase.h.

typedef edm::ContainerMask<edmNew::DetSetVector<SiPixelCluster> > cms::CkfTrackCandidateMakerBase::PixelClusterMask

protected

Definition at line 80 of file CkfTrackCandidateMakerBase.h.

typedef edm::ContainerMask<edmNew::DetSetVector<SiStripCluster> > cms::CkfTrackCandidateMakerBase::StripClusterMask

protected

Definition at line 81 of file CkfTrackCandidateMakerBase.h.

Constructor & Destructor Documentation

cms::CkfTrackCandidateMakerBase::CkfTrackCandidateMakerBase	(	const edm::ParameterSet &	conf,
		edm::ConsumesCollector &&	iC
	)

explicit

Definition at line 63 of file CkfTrackCandidateMakerBase.cc.

References gather_cfg::cout, Exception, edm::ParameterSet::exists(), edm::ParameterSet::existsAs(), edm::ParameterSet::getParameter(), maskPhase2OTs_, maskPixels_, maskStrips_, maxSeedsBeforeCleaning_, hiDetachedQuadStep_cff::numHitsForSeedCleaner, phase2skipClusters_, skipClusters_, AlCaHLTBitMon_QueryRunRegistry::string, theSeedCleaner, and theSeedLabel.

                                                                                                                 :
     theTrackCandidateOutput(true),
     theTrajectoryOutput(false),
     useSplitting(conf.getParameter<bool>("useHitsSplitting")),
     doSeedingRegionRebuilding(conf.getParameter<bool>("doSeedingRegionRebuilding")),
     cleanTrajectoryAfterInOut(conf.getParameter<bool>("cleanTrajectoryAfterInOut")),
     reverseTrajectories(conf.existsAs<bool>("reverseTrajectories") && conf.getParameter<bool>("reverseTrajectories")),
     produceSeedStopReasons_(false),
     theMaxNSeeds(conf.getParameter<unsigned int>("maxNSeeds")),
     theTrajectoryBuilder(createBaseCkfTrajectoryBuilder(conf.getParameter<edm::ParameterSet>("TrajectoryBuilderPSet"), iC)),
     theTrajectoryCleanerName(conf.getParameter<std::string>("TrajectoryCleaner")),
     theTrajectoryCleaner(0),
     theInitialState(new TransientInitialStateEstimator(conf.getParameter<ParameterSet>("TransientInitialStateEstimatorParameters"))),
     theMagFieldName(conf.exists("SimpleMagneticField") ? conf.getParameter<std::string>("SimpleMagneticField") : ""),
     theNavigationSchoolName(conf.getParameter<std::string>("NavigationSchool")),
     theNavigationSchool(0),
     theSeedCleaner(0),
     maxSeedsBeforeCleaning_(0),
     theMTELabel(iC.consumes<MeasurementTrackerEvent>(conf.getParameter<edm::InputTag>("MeasurementTrackerEvent"))),
     skipClusters_(false),
     phase2skipClusters_(false)
   {
       theSeedLabel= iC.consumes<edm::View<TrajectorySeed> >(conf.getParameter<edm::InputTag>("src"));
 #ifndef VI_REPRODUCIBLE
       if ( conf.exists("maxSeedsBeforeCleaning") )
        maxSeedsBeforeCleaning_=conf.getParameter<unsigned int>("maxSeedsBeforeCleaning");
 #endif
       if (conf.existsAs<edm::InputTag>("clustersToSkip")) {
         skipClusters_ = true;
         maskPixels_ = iC.consumes<PixelClusterMask>(conf.getParameter<edm::InputTag>("clustersToSkip"));
         maskStrips_ = iC.consumes<StripClusterMask>(conf.getParameter<edm::InputTag>("clustersToSkip"));
       }
       //FIXME:: just temporary solution for phase2!
       if (conf.existsAs<edm::InputTag>("phase2clustersToSkip")) {
         phase2skipClusters_ = true;
         maskPixels_ = iC.consumes<PixelClusterMask>(conf.getParameter<edm::InputTag>("phase2clustersToSkip"));
         maskPhase2OTs_ = iC.consumes<Phase2OTClusterMask>(conf.getParameter<edm::InputTag>("phase2clustersToSkip"));
       }
 #ifndef VI_REPRODUCIBLE
     std::string cleaner = conf.getParameter<std::string>("RedundantSeedCleaner");
     if (cleaner == "SeedCleanerByHitPosition") {
         theSeedCleaner = new SeedCleanerByHitPosition();
     } else if (cleaner == "SeedCleanerBySharedInput") {
         theSeedCleaner = new SeedCleanerBySharedInput();
     } else if (cleaner == "CachingSeedCleanerByHitPosition") {
         theSeedCleaner = new CachingSeedCleanerByHitPosition();
     } else if (cleaner == "CachingSeedCleanerBySharedInput") {
       int numHitsForSeedCleaner = conf.existsAs<int>("numHitsForSeedCleaner") ?
     conf.getParameter<int>("numHitsForSeedCleaner") : 4;
       int onlyPixelHits = conf.existsAs<bool>("onlyPixelHitsForSeedCleaner") ?
     conf.getParameter<bool>("onlyPixelHitsForSeedCleaner") : false;
       theSeedCleaner = new CachingSeedCleanerBySharedInput(numHitsForSeedCleaner,onlyPixelHits);
     } else if (cleaner == "none") {
         theSeedCleaner = 0;
     } else {
         throw cms::Exception("RedundantSeedCleaner not found", cleaner);
     }
 #endif
 
 #ifdef VI_REPRODUCIBLE
    std::cout << "CkfTrackCandidateMaker in reproducible setting" << std::endl;
    assert(nullptr==theSeedCleaner);
    assert(0>=maxSeedsBeforeCleaning_);
 #endif
 
   }

cms::CkfTrackCandidateMakerBase::~CkfTrackCandidateMakerBase ( )

virtual

Definition at line 132 of file CkfTrackCandidateMakerBase.cc.

References theSeedCleaner.

                                                                           {
     if (theSeedCleaner) delete theSeedCleaner;
   }

Member Function Documentation

void cms::CkfTrackCandidateMakerBase::beginRunBase	(	edm::Run const &	r,
		edm::EventSetup const &	es
	)

virtual

Definition at line 136 of file CkfTrackCandidateMakerBase.cc.

Referenced by cms::CkfDebugTrackCandidateMaker::beginRun().

   {
     /* no op*/
   }

virtual void cms::CkfTrackCandidateMakerBase::countSeedsDebugger ( )

inlineprotectedvirtual

Reimplemented in cms::CkfDebugTrackCandidateMaker.

Definition at line 90 of file CkfTrackCandidateMakerBase.h.

Referenced by produceBase().

90 {;}

virtual void cms::CkfTrackCandidateMakerBase::deleteAssocDebugger ( )

inlineprotectedvirtual

Reimplemented in cms::CkfDebugTrackCandidateMaker.

Definition at line 91 of file CkfTrackCandidateMakerBase.h.

References setEventSetup().

Referenced by produceBase().

91 {;}

virtual TrajectorySeedCollection::const_iterator cms::CkfTrackCandidateMakerBase::lastSeed ( TrajectorySeedCollection const & theSeedColl )

inlineprotectedvirtual

Definition at line 88 of file CkfTrackCandidateMakerBase.h.

88 {return theSeedColl.end();}

virtual void cms::CkfTrackCandidateMakerBase::printHitsDebugger ( edm::Event & e )

inlineprotectedvirtual

Reimplemented in cms::CkfDebugTrackCandidateMaker.

Definition at line 89 of file CkfTrackCandidateMakerBase.h.

Referenced by produceBase().

89 {;}

void cms::CkfTrackCandidateMakerBase::produceBase	(	edm::Event &	e,
		const edm::EventSetup &	es
	)

virtual

Definition at line 160 of file CkfTrackCandidateMakerBase.cc.

References a, RedundantSeedCleaner::add(), alongMomentum, b, TrajectoryCleaner::clean(), cleanTrajectoryAfterInOut, countSeedsDebugger(), data, deleteAssocDebugger(), TrackingRecHit::det(), RedundantSeedCleaner::done(), doSeedingRegionRebuilding, PrintoutHelper::dumpCandidates(), runEdmFileComparison::failed, SeedStopReason::FINAL_CLEAN, Trajectory::foundHits(), edm::OwnVector< T, P >::front(), edm::EventSetup::get(), edm::Event::getByToken(), RedundantSeedCleaner::good(), hfClusterShapes_cfi::hits, mps_fire::i, cuy::ii, RedundantSeedCleaner::init(), edm::isNotFinite(), TrajectoryStateOnSurface::isValid(), Trajectory::isValid(), edm::RefToBase< T >::key(), CommonMethods::lock(), LogDebug, LogTrace, maskPhase2OTs_, maskPixels_, maskStrips_, maxSeedsBeforeCleaning_, eostools::move(), mutex, SeedStopReason::NO_TRAJECTORY, SeedStopReason::NOT_STOPPED, oppositeToMomentum, convertSQLitetoXML_cfg::output, trajectoryStateTransform::persistentState(), phase2skipClusters_, Trajectory::pop(), printHitsDebugger(), produceSeedStopReasons_, Propagator::propagate(), Trajectory::push(), edm::OwnVector< T, P >::push_back(), edm::Event::put(), TrackingRecHit::rawId(), PrintoutHelper::regressionTest(), Trajectory::reserve(), reverseTrajectories, SurveyInfoScenario_cff::seed, SeedStopReason::SEED_CLEANING, Trajectory::seedRef(), setEventSetup(), Trajectory::setNLoops(), Trajectory::setSeedRef(), Trajectory::setStopReason(), edm::OwnVector< T, P >::size(), skipClusters_, SeedStopReason::SMOOTHING_FAILED, GeomDet::surface(), theInitialState, theMaxNSeeds, theMTELabel, theSeedCleaner, theSeedLabel, theTrackCandidateOutput, theTrajectoryBuilder, theTrajectoryCleaner, theTrajectoryOutput, mixOne_simraw_on_sim_cfi::tracker, mitigatedMETSequence_cff::U, SeedStopReason::UNINITIALIZED, useSplitting, and heppy_batch::val.

Referenced by cms::CkfDebugTrackCandidateMaker::produce().

   {
     // getting objects from the EventSetup
     setEventSetup( es );
 
     // set the correct navigation
     // NavigationSetter setter( *theNavigationSchool);
 
     // propagator
     edm::ESHandle<Propagator> thePropagator;
     es.get<TrackingComponentsRecord>().get("AnyDirectionAnalyticalPropagator",
                        thePropagator);
 
     // method for Debugging
     printHitsDebugger(e);
 
     // Step A: set Event for the TrajectoryBuilder
     edm::Handle<MeasurementTrackerEvent> data;
     e.getByToken(theMTELabel, data);
 
     std::unique_ptr<MeasurementTrackerEvent> dataWithMasks;
     if (skipClusters_) {
         edm::Handle<PixelClusterMask> pixelMask;
         e.getByToken(maskPixels_, pixelMask);
         edm::Handle<StripClusterMask> stripMask;
         e.getByToken(maskStrips_, stripMask);
         dataWithMasks = std::make_unique<MeasurementTrackerEvent>(*data, *stripMask, *pixelMask);
         //std::cout << "Trajectory builder " << conf_.getParameter<std::string>("@module_label") << " created with masks " << std::endl;
         theTrajectoryBuilder->setEvent(e, es, &*dataWithMasks);
     } else if (phase2skipClusters_) {
         //FIXME:just temporary solution for phase2!
         edm::Handle<PixelClusterMask> pixelMask;
         e.getByToken(maskPixels_, pixelMask);
         edm::Handle<Phase2OTClusterMask> phase2OTMask;
         e.getByToken(maskPhase2OTs_, phase2OTMask);
         dataWithMasks = std::make_unique<MeasurementTrackerEvent>(*data, *pixelMask, *phase2OTMask);
         //std::cout << "Trajectory builder " << conf_.getParameter<std::string>("@module_label") << " created with phase2 masks " << std::endl;
         theTrajectoryBuilder->setEvent(e, es, &*dataWithMasks);
     } else {
         //std::cout << "Trajectory builder " << conf_.getParameter<std::string>("@module_label") << " created without masks " << std::endl;
         theTrajectoryBuilder->setEvent(e, es, &*data);
     }
     // TISE ES must be set here due to dependence on theTrajectoryBuilder
     theInitialState->setEventSetup( es, static_cast<TkTransientTrackingRecHitBuilder const *>(theTrajectoryBuilder->hitBuilder())->cloner() );
 
     // Step B: Retrieve seeds
 
     edm::Handle<View<TrajectorySeed> > collseed;
     e.getByToken(theSeedLabel, collseed);
 
     // Step C: Create empty output collection
     auto output = std::make_unique<TrackCandidateCollection>();
     auto outputT = std::make_unique<std::vector<Trajectory>>();
     std::unique_ptr<std::vector<short> > outputSeedStopReasons;
     if(produceSeedStopReasons_) {
       outputSeedStopReasons = std::make_unique<std::vector<short> >(collseed->size(), SeedStopReason::UNINITIALIZED);
     }
 
     if ( (*collseed).size()>theMaxNSeeds ) {
       LogError("TooManySeeds")<<"Exceeded maximum numeber of seeds! theMaxNSeeds="<<theMaxNSeeds<<" nSeed="<<(*collseed).size();
       if (theTrackCandidateOutput){e.put(std::move(output));}
       if (theTrajectoryOutput){e.put(std::move(outputT));}
       if (produceSeedStopReasons_){e.put(std::move(outputSeedStopReasons));}
       return;
     }
 
     // Step D: Invoke the building algorithm
     if ((*collseed).size()>0){
 
       unsigned int lastCleanResult=0;
       std::vector<Trajectory> rawResult;
       rawResult.reserve(collseed->size() * 4);
 
       if (theSeedCleaner) theSeedCleaner->init( &rawResult );
 
       // method for debugging
       countSeedsDebugger();
 
       // the mutex
       std::mutex theMutex;
       using Lock = std::unique_lock<std::mutex>;
 
       // Loop over seeds
       size_t collseed_size = collseed->size();
 
       unsigned int indeces[collseed_size]; for (auto i=0U; i< collseed_size; ++i) indeces[i]=i;
 
 
 
 
 #ifdef VI_SORTSEED
       // std::random_shuffle(indeces,indeces+collseed_size);
 
        // here only for reference: does not seems to help
 
       auto const & seeds = *collseed;
 
 
       float val[collseed_size];
       for (auto i=0U; i< collseed_size; ++i)
         {  val[i] =  seeds[i].startingState().pt();};
       //  { val[i] =  std::abs((*seeds[i].recHits().first).surface()->eta());}
 
       /*
       unsigned long long val[collseed_size];
       for (auto i=0U; i< collseed_size; ++i) {
         if (seeds[i].nHits()<2) { val[i]=0; continue;}
         auto h = seeds[i].recHits().first;
         auto const & hit = static_cast<BaseTrackerRecHit const&>(*h);
         val[i] = hit.firstClusterRef().key();
         if (++h != seeds[i].recHits().second) {
           auto  const & hit = static_cast<BaseTrackerRecHit const&>(*h);
           val[i] |= (unsigned long long)(hit.firstClusterRef().key())<<32;
         }
       }
       */
       std::sort(indeces,indeces+collseed_size, [&](unsigned int i, unsigned int j){return val[i]<val[j];});
 
 
       // std::cout << spt(indeces[0]) << ' ' << spt(indeces[collseed_size-1]) << std::endl;
 #endif
 
       std::atomic<unsigned int> ntseed(0);
       auto theLoop = [&](size_t ii) {
         auto j = indeces[ii];
 
         ntseed++;
 
         // to be moved inside a par section (how with tbb??)
         std::vector<Trajectory> theTmpTrajectories;
 
 
     LogDebug("CkfPattern") << "======== Begin to look for trajectories from seed " << j << " ========\n";
 
         { Lock lock(theMutex);
     // Check if seed hits already used by another track
     if (theSeedCleaner && !theSeedCleaner->good( &((*collseed)[j])) ) {
           LogDebug("CkfTrackCandidateMakerBase")<<" Seed cleaning kills seed "<<j;
           if(produceSeedStopReasons_) (*outputSeedStopReasons)[j] = SeedStopReason::SEED_CLEANING;
           return;  // from the lambda!
         }}
 
 
     // Build trajectory from seed outwards
         theTmpTrajectories.clear();
     auto const & startTraj = theTrajectoryBuilder->buildTrajectories( (*collseed)[j], theTmpTrajectories, nullptr );
         if(theTmpTrajectories.empty()) {
           if(produceSeedStopReasons_) {
             Lock lock(theMutex);
             (*outputSeedStopReasons)[j] = SeedStopReason::NO_TRAJECTORY;
           }
           return; // from the lambda!
         }
 
     LogDebug("CkfPattern") << "======== In-out trajectory building found " << theTmpTrajectories.size()
                         << " trajectories from seed " << j << " ========\n"
                    <<PrintoutHelper::dumpCandidates(theTmpTrajectories);
 
         if (cleanTrajectoryAfterInOut) {
 
       // Select the best trajectory from this seed (declare others invalid)
       theTrajectoryCleaner->clean(theTmpTrajectories);
 
       LogDebug("CkfPattern") << "======== In-out trajectory cleaning gave the following " << theTmpTrajectories.size()
                                       << " valid trajectories from seed "
                                  << j << " ========\n"
                  << PrintoutHelper::dumpCandidates(theTmpTrajectories);
         }
 
     // Optionally continue building trajectory back through
     // seed and if possible further inwards.
 
     if (doSeedingRegionRebuilding) {
       theTrajectoryBuilder->rebuildTrajectories(startTraj,(*collseed)[j],theTmpTrajectories);
 
       LogDebug("CkfPattern") << "======== Out-in trajectory building found " << theTmpTrajectories.size()
                           << " valid/invalid trajectories from seed " << j << " ========\n"
                  <<PrintoutHelper::dumpCandidates(theTmpTrajectories);
         }
 
 
         // Select the best trajectory from this seed (after seed region rebuilding, can be more than one)
     theTrajectoryCleaner->clean(theTmpTrajectories);
 
         LogDebug("CkfPattern") << "======== Trajectory cleaning gave the following " << theTmpTrajectories.size() << " valid trajectories from seed "
                                << j << " ========\n"
                    <<PrintoutHelper::dumpCandidates(theTmpTrajectories);
 
         { Lock lock(theMutex);
     for(vector<Trajectory>::iterator it=theTmpTrajectories.begin();
         it!=theTmpTrajectories.end(); it++){
       if( it->isValid() ) {
         it->setSeedRef(collseed->refAt(j));
             if(produceSeedStopReasons_) (*outputSeedStopReasons)[j] = SeedStopReason::NOT_STOPPED;
         // Store trajectory
         rawResult.push_back(std::move(*it));
         // Tell seed cleaner which hits this trajectory used.
             //TO BE FIXED: this cut should be configurable via cfi file
             if (theSeedCleaner && rawResult.back().foundHits()>3) theSeedCleaner->add( &rawResult.back() );
             //if (theSeedCleaner ) theSeedCleaner->add( & (*it) );
       }
     }}
 
         theTmpTrajectories.clear();
 
     LogDebug("CkfPattern") << "rawResult trajectories found so far = " << rawResult.size();
 
         { Lock lock(theMutex);
     if ( maxSeedsBeforeCleaning_ >0 && rawResult.size() > maxSeedsBeforeCleaning_+lastCleanResult) {
           theTrajectoryCleaner->clean(rawResult);
           rawResult.erase(std::remove_if(rawResult.begin()+lastCleanResult,rawResult.end(),
                      std::not1(std::mem_fun_ref(&Trajectory::isValid))),
               rawResult.end());
           lastCleanResult=rawResult.size();
         }
         }
 
       };
       // end of loop over seeds
 
 
 #ifdef VI_TBB
      tbb::parallel_for(0UL,collseed_size,1UL,theLoop);
 #else
 #ifdef VI_OMP
 #pragma omp parallel for schedule(dynamic,4)
 #endif
       for (size_t j = 0; j < collseed_size; j++){
        theLoop(j);
       }
 #endif
       assert(ntseed==collseed_size);
       if (theSeedCleaner) theSeedCleaner->done();
 
       // std::cout << "VICkfPattern " << "rawResult trajectories found = " << rawResult.size() << " in " << ntseed << " seeds " << collseed_size << std::endl;
 
 #ifdef VI_REPRODUCIBLE
       // sort trajectory
      std::sort(rawResult.begin(), rawResult.end(),[](const Trajectory & a, const Trajectory & b)
                { return a.seedRef().key() < b.seedRef().key();});
              //{ return a.chiSquared()*b.ndof() < b.chiSquared()*a.ndof();});
 #endif
 
       // Step E: Clean the results to avoid duplicate tracks
       // Rejected ones just flagged as invalid.
       theTrajectoryCleaner->clean(rawResult);
 
       LogDebug("CkfPattern") << "======== Final cleaning of entire event found " << rawResult.size()
                              << " valid/invalid trajectories ======="<<endl
                  <<PrintoutHelper::dumpCandidates(rawResult);
 
       LogDebug("CkfPattern") << "removing invalid trajectories.";
 
       if(produceSeedStopReasons_) {
         // Assuming here that theLoop() gives at most one Trajectory per seed
         for(const auto& traj: rawResult) {
           if(!traj.isValid()) {
             const auto seedIndex = traj.seedRef().key();
             if((*outputSeedStopReasons)[seedIndex] == SeedStopReason::NOT_STOPPED) {
               (*outputSeedStopReasons)[seedIndex] = SeedStopReason::FINAL_CLEAN;
             }
           }
         }
       }
 
       vector<Trajectory> & unsmoothedResult(rawResult);
       unsmoothedResult.erase(std::remove_if(unsmoothedResult.begin(),unsmoothedResult.end(),
                         std::not1(std::mem_fun_ref(&Trajectory::isValid))),
                  unsmoothedResult.end());
       unsmoothedResult.shrink_to_fit();
       // If requested, reverse the trajectories creating a new 1-hit seed on the last measurement of the track
       if (reverseTrajectories) {
         for (auto it = unsmoothedResult.begin(), ed = unsmoothedResult.end(); it != ed; ++it) {
           // reverse the trajectory only if it has valid hit on the last measurement (should happen)
           if (it->lastMeasurement().updatedState().isValid() &&
               it->lastMeasurement().recHit().get() != 0     &&
               it->lastMeasurement().recHit()->isValid()) {
             // I can't use reverse in place, because I want to change the seed
             // 1) reverse propagation direction
             PropagationDirection direction = it->direction();
             if (direction == alongMomentum)           direction = oppositeToMomentum;
             else if (direction == oppositeToMomentum) direction = alongMomentum;
             // 2) make a seed
             TrajectoryStateOnSurface const & initState = it->lastMeasurement().updatedState();
             auto                    initId = it->lastMeasurement().recHitR().rawId();
             PTrajectoryStateOnDet && state = trajectoryStateTransform::persistentState( initState, initId);
             TrajectorySeed::recHitContainer hits;
             hits.push_back(it->lastMeasurement().recHit()->hit()->clone());
             boost::shared_ptr<const TrajectorySeed> seed(new TrajectorySeed(state, std::move(hits), direction));
             // 3) make a trajectory
             Trajectory trajectory(seed, direction);
         trajectory.setNLoops(it->nLoops());
             trajectory.setSeedRef(it->seedRef());
             trajectory.setStopReason(it->stopReason());
             // 4) push states in reversed order
             Trajectory::DataContainer &meas = it->measurements();
             trajectory.reserve(meas.size());
             for (auto itmeas = meas.rbegin(), endmeas = meas.rend(); itmeas != endmeas; ++itmeas) {
               trajectory.push(std::move(*itmeas));
             }
             // replace
             (*it)= std::move(trajectory);
           } else {
             edm::LogWarning("CkfPattern_InvalidLastMeasurement") << "Last measurement of the trajectory is invalid, cannot reverse it";
           }
         }
       }
 
 
       int viTotHits=0;
 
       if (theTrackCandidateOutput){
     // Step F: Convert to TrackCandidates
        output->reserve(unsmoothedResult.size());
        Traj2TrackHits t2t(theTrajectoryBuilder->hitBuilder(),true);
 
        for (vector<Trajectory>::const_iterator it = unsmoothedResult.begin();
         it != unsmoothedResult.end(); ++it) {
 
      LogDebug("CkfPattern") << "copying "<<(useSplitting?"splitted":"un-splitted")<<" hits from trajectory";
      edm::OwnVector<TrackingRecHit> recHits;
          if(it->direction() != alongMomentum) LogDebug("CkfPattern") << "not along momentum... " << std::endl;
          t2t(*it,recHits,useSplitting);
 
          viTotHits+=recHits.size();
 
 
          LogDebug("CkfPattern") << "getting initial state.";
          Trajectory trialTrajectory = (*it);
          std::pair<TrajectoryStateOnSurface, const GeomDet*> initState;
          bool failed = false;
 
          do {
            // Drop last hit if previous backFitter was not successful
            if(failed) {
              LogDebug("CkfPattern") << "removing last hit";
              trialTrajectory.pop();
              LogDebug("CkfPattern") << "hits remaining " << trialTrajectory.foundHits();
            }
 
            // Get inner state
            const bool doBackFit = (!doSeedingRegionRebuilding) & (!reverseTrajectories);
            initState = theInitialState->innerState(trialTrajectory, doBackFit);
 
            // Check if that was successful
            failed =  (!initState.first.isValid()) || initState.second == nullptr || edm::isNotFinite(initState.first.globalPosition().x());
          } while(failed && trialTrajectory.foundHits() > 3);
 
          if(failed) {
            if(produceSeedStopReasons_) {
              const auto seedIndex = it->seedRef().key();
              (*outputSeedStopReasons)[seedIndex] = SeedStopReason::SMOOTHING_FAILED;
            }
            continue;
          }
 
 
 
      PTrajectoryStateOnDet state;
      if(useSplitting && (initState.second != recHits.front().det()) && recHits.front().det() ){
        LogDebug("CkfPattern") << "propagating to hit front in case of splitting.";
        TrajectoryStateOnSurface && propagated = thePropagator->propagate(initState.first,recHits.front().det()->surface());
        if (!propagated.isValid()) continue;
        state = trajectoryStateTransform::persistentState(propagated,
                                       recHits.front().rawId());
      }
      else state = trajectoryStateTransform::persistentState( initState.first,
                                      initState.second->geographicalId().rawId());
      LogDebug("CkfPattern") << "pushing a TrackCandidate.";
      output->emplace_back(recHits,it->seed(),state,it->seedRef(),it->nLoops(), (uint8_t)it->stopReason());
        }
       }//output trackcandidates
 
       edm::ESHandle<TrackerGeometry> tracker;
       es.get<TrackerDigiGeometryRecord>().get(tracker);
       LogTrace("CkfPattern|TrackingRegressionTest") << "========== CkfTrackCandidateMaker Info =========="
                             << "number of Seed: " << collseed->size()<<'\n'
                                 <<PrintoutHelper::regressionTest(*tracker,unsmoothedResult);
 
       assert(viTotHits>=0); // just to use it...
       // std::cout << "VICkfPattern result " << output->size() << " " << viTotHits << std::endl;
 
       if (theTrajectoryOutput){ outputT->swap(unsmoothedResult);}
 
     }// end of ((*collseed).size()>0)
 
     // method for debugging
     deleteAssocDebugger();
 
     // Step G: write output to file
     if (theTrackCandidateOutput){e.put(std::move(output));}
     if (theTrajectoryOutput){e.put(std::move(outputT));}
     if (produceSeedStopReasons_){e.put(std::move(outputSeedStopReasons));}
   }

void cms::CkfTrackCandidateMakerBase::setEventSetup ( const edm::EventSetup & es )

private

Initialize EventSetup objects at each event.

Definition at line 141 of file CkfTrackCandidateMakerBase.cc.

References edm::EventSetup::get(), edm::ESHandle< T >::product(), theGeomSearchTracker, theMagField, theMagFieldName, theNavigationSchool, theNavigationSchoolName, theTrajectoryBuilder, theTrajectoryCleaner, and theTrajectoryCleanerName.

Referenced by deleteAssocDebugger(), and produceBase().

                                                                           {
 
     //services
     es.get<TrackerRecoGeometryRecord>().get( theGeomSearchTracker );
     es.get<IdealMagneticFieldRecord>().get(theMagFieldName, theMagField );
     //    edm::ESInputTag mfESInputTag(mfName);
     //    es.get<IdealMagneticFieldRecord>().get(mfESInputTag,theMagField );
 
     edm::ESHandle<TrajectoryCleaner> trajectoryCleanerH;
     es.get<TrajectoryCleaner::Record>().get(theTrajectoryCleanerName, trajectoryCleanerH);
     theTrajectoryCleaner= trajectoryCleanerH.product();
 
     edm::ESHandle<NavigationSchool> navigationSchoolH;
     es.get<NavigationSchoolRecord>().get(theNavigationSchoolName, navigationSchoolH);
     theNavigationSchool = navigationSchoolH.product();
     theTrajectoryBuilder->setNavigationSchool(theNavigationSchool);
   }