#include <RecoTracker/FastTrackDeDxProducer/src/FastTrackDeDxProducer.cc>

Inheritance diagram for FastTrackDeDxProducer:

Public Member Functions
	FastTrackDeDxProducer (const edm::ParameterSet &)

	~FastTrackDeDxProducer () override=default

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

bool	hasAbilityToProduceInLumis () const final

bool	hasAbilityToProduceInRuns () const final

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

Private Member Functions
void	beginRun (edm::Run const &run, const edm::EventSetup &) override

void	makeCalibrationMap (const TrackerGeometry &tkGeom)

void	processHit (const FastTrackerRecHit &recHit, float trackMomentum, float &cosine, reco::DeDxHitCollection &dedxHits, int &NClusterSaturating)

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

Private Attributes
std::vector< std::vector< float > >	calibGains

bool	convertFromGeV2MeV

std::string	m_calibrationPath

std::unique_ptr< BaseDeDxEstimator >	m_estimator

unsigned int	m_off

edm::EDGetTokenT< reco::TrackCollection >	m_tracksTag

unsigned int	MaxNrStrips

float	meVperADCPixel

float	meVperADCStrip

bool	nothick

bool	shapetest

edm::EDGetTokenT< FastTrackerRecHitRefCollection >	simHit2RecHitMapToken

edm::EDGetTokenT< edm::PSimHitContainer >	simHitsToken

bool	useCalibration

bool	usePixel

bool	useStrip

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

Detailed Description

Description: <one line="" class="" summary>="">

Implementation: <Notes on="" implementation>="">

Definition at line 70 of file FastTrackDeDxProducer.cc.

Constructor & Destructor Documentation

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

explicit

Definition at line 142 of file FastTrackDeDxProducer.cc.

References convertFromGeV2MeV, Exception, edm::ParameterSet::getParameter(), m_calibrationPath, m_estimator, m_tracksTag, meVperADCPixel, meVperADCStrip, nothick, shapetest, useCalibration, usePixel, and useStrip.

 : simHitsToken(consumes<edm::PSimHitContainer>(iConfig.getParameter<edm::InputTag>("simHits")))
 , simHit2RecHitMapToken(consumes<FastTrackerRecHitRefCollection>(iConfig.getParameter<edm::InputTag>("simHit2RecHitMap")))
 {
   produces<ValueMap<DeDxData> >();
 
   string estimatorName = iConfig.getParameter<string>("estimator");
   if     (estimatorName == "median")              m_estimator = std::unique_ptr<BaseDeDxEstimator> (new MedianDeDxEstimator(iConfig));
   else if(estimatorName == "generic")             m_estimator = std::unique_ptr<BaseDeDxEstimator> (new GenericAverageDeDxEstimator  (iConfig));
   else if(estimatorName == "truncated")           m_estimator = std::unique_ptr<BaseDeDxEstimator> (new TruncatedAverageDeDxEstimator(iConfig));
   //else if(estimatorName == "unbinnedFit")         m_estimator = std::unique_ptr<BaseDeDxEstimator> (new UnbinnedFitDeDxEstimator(iConfig));//estimator used in FullSimVersion
   else if(estimatorName == "productDiscrim")      m_estimator = std::unique_ptr<BaseDeDxEstimator> (new ProductDeDxDiscriminator(iConfig));
   else if(estimatorName == "btagDiscrim")         m_estimator = std::unique_ptr<BaseDeDxEstimator> (new BTagLikeDeDxDiscriminator(iConfig));
   else if(estimatorName == "smirnovDiscrim")      m_estimator = std::unique_ptr<BaseDeDxEstimator> (new SmirnovDeDxDiscriminator(iConfig));
   else if(estimatorName == "asmirnovDiscrim")     m_estimator = std::unique_ptr<BaseDeDxEstimator> (new ASmirnovDeDxDiscriminator(iConfig));
   else throw cms::Exception("fastsim::SimplifiedGeometry::FastTrackDeDxProducer.cc") << " estimator name does not exist";
 
   //Commented for now, might be used in the future
   //   MaxNrStrips         = iConfig.getUntrackedParameter<unsigned>("maxNrStrips"        ,  255);
 
   m_tracksTag = consumes<reco::TrackCollection>(iConfig.getParameter<edm::InputTag>("tracks"));
 
   usePixel = iConfig.getParameter<bool>("UsePixel"); 
   useStrip = iConfig.getParameter<bool>("UseStrip");
   meVperADCPixel = iConfig.getParameter<double>("MeVperADCPixel"); 
   meVperADCStrip = iConfig.getParameter<double>("MeVperADCStrip"); 
 
   shapetest = iConfig.getParameter<bool>("ShapeTest");
   useCalibration = iConfig.getParameter<bool>("UseCalibration");
   m_calibrationPath = iConfig.getParameter<string>("calibrationPath");
 
   convertFromGeV2MeV = iConfig.getParameter<bool>("convertFromGeV2MeV");
   nothick = iConfig.getParameter<bool>("nothick");  
 
   if(!usePixel && !useStrip)
     throw cms::Exception("fastsim::SimplifiedGeometry::FastTrackDeDxProducer.cc") << " neither pixel hits nor strips hits will be used to compute de/dx";
 
 
 }

FastTrackDeDxProducer::~FastTrackDeDxProducer ( )

overridedefault

Member Function Documentation

void FastTrackDeDxProducer::beginRun	(	edm::Run const &	run,
		const edm::EventSetup &	iSetup
	)

overrideprivate

Definition at line 183 of file FastTrackDeDxProducer.cc.

References calibGains, edm::EventSetup::get(), m_calibrationPath, m_estimator, m_off, DeDxTools::makeCalibrationMap(), TrackerGeometry::offsetDU(), GeomDetEnumerators::PixelBarrel, and useCalibration.

 {
   if(useCalibration && calibGains.empty()){
     edm::ESHandle<TrackerGeometry> tkGeom;
     iSetup.get<TrackerDigiGeometryRecord>().get( tkGeom );
     m_off = tkGeom->offsetDU(GeomDetEnumerators::PixelBarrel); //index start at the first pixel
     
     DeDxTools::makeCalibrationMap(m_calibrationPath, *tkGeom, calibGains, m_off);
   }
 
   m_estimator->beginRun(run, iSetup);
 }

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

static

Definition at line 119 of file FastTrackDeDxProducer.cc.

References edm::ConfigurationDescriptions::add(), and edm::ParameterSetDescription::add().

                                                                                        {
   edm::ParameterSetDescription desc;
   desc.add<string>("estimator","generic");
   desc.add<edm::InputTag>("tracks",edm::InputTag("generalTracks"));
   desc.add<bool>("UsePixel",false); 
   desc.add<bool>("UseStrip",true); 
   desc.add<double>("MeVperADCPixel",3.61e-06*265);
   desc.add<double>("MeVperADCStrip",3.61e-06);
   desc.add<bool>("ShapeTest",true);      
   desc.add<bool>("UseCalibration",false);  
   desc.add<string>("calibrationPath", "");
   desc.add<string>("Reccord", "SiStripDeDxMip_3D_Rcd");
   desc.add<string>("ProbabilityMode", "Accumulation");
   desc.add<double>("fraction", 0.4);
   desc.add<double>("exponent",-2.0);
   desc.add<bool>("convertFromGeV2MeV",true);
   desc.add<bool>("nothick",false);  
   desc.add<edm::InputTag>("simHits");
   desc.add<edm::InputTag>("simHit2RecHitMap");
   descriptions.add("FastTrackDeDxProducer",desc);
 }

void FastTrackDeDxProducer::makeCalibrationMap ( const TrackerGeometry & tkGeom )

private

void FastTrackDeDxProducer::processHit	(	const FastTrackerRecHit &	recHit,
		float	trackMomentum,
		float &	cosine,
		reco::DeDxHitCollection &	dedxHits,
		int &	NClusterSaturating
	)

private

Definition at line 249 of file FastTrackDeDxProducer.cc.

References ALCARECOTkAlJpsiMuMu_cff::charge, convertFromGeV2MeV, DEFINE_FWK_MODULE, TrackingRecHit::detUnit(), FastTrackerRecHit::energyLoss(), TrackingRecHit::geographicalId(), FastTrackerRecHit::isPixel(), TrackingRecHit::isValid(), nothick, shapetest, usePixel, and useStrip.

Referenced by produce().

                                                                                                                                                                    {
 
 
   if(!recHit.isValid())return;
 
   if(recHit.isPixel()){
     if(!usePixel) return;
 
     auto& detUnit     = *(recHit.detUnit());
     float pathLen     = detUnit.surface().bounds().thickness()/fabs(cosine);
     if (nothick) pathLen = 1.0;
     float charge = recHit.energyLoss()/pathLen;
     if (convertFromGeV2MeV) charge*=1000;
     dedxHits.push_back( DeDxHit( charge, trackMomentum, pathLen, recHit.geographicalId()) );
   }
   else if(!recHit.isPixel()){// && !recHit.isMatched()){//check what recHit.isMatched is doing
     if(!useStrip) return;
     auto& detUnit     = *(recHit.detUnit());
     float pathLen     = detUnit.surface().bounds().thickness()/fabs(cosine);
     if (nothick) pathLen = 1.0;
     float dedxOfRecHit = recHit.energyLoss()/pathLen;
     if (convertFromGeV2MeV) dedxOfRecHit*=1000;
     if(!shapetest ){
       dedxHits.push_back( DeDxHit( dedxOfRecHit, trackMomentum, pathLen, recHit.geographicalId()) );
     }
   }
 }

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

overrideprivate

Definition at line 198 of file FastTrackDeDxProducer.cc.

References objects.autophobj::filler, edm::Event::getByToken(), h, hcalSimParameters_cfi::hb, TrackingRecHit::isValid(), m_estimator, m_tracksTag, eostools::move(), processHit(), edm::Handle< T >::product(), edm::Event::put(), rpcPointValidation_cfi::recHit, jetUpdater_cfi::sort, HiIsolationCommonParameters_cff::track, and findElectronsInSiStrips_cfi::trackCollection.

Referenced by JSONExport.JsonExport::export(), HTMLExport.HTMLExport::export(), and HTMLExport.HTMLExportStatic::export().

 {
 
   auto trackDeDxEstimateAssociation = std::make_unique<ValueMap<DeDxData>>();  
   ValueMap<DeDxData>::Filler filler(*trackDeDxEstimateAssociation);
 
   edm::Handle<reco::TrackCollection> trackCollectionHandle;
   iEvent.getByToken(m_tracksTag,trackCollectionHandle);
   const auto& trackCollection = *trackCollectionHandle;
   std::vector<DeDxData> dedxEstimate( trackCollection.size() );
 
 
 
   for(unsigned int j=0;j<trackCollection.size();j++){            
     const reco::TrackRef track = reco::TrackRef( trackCollectionHandle.product(), j );
     
     int NClusterSaturating = 0; 
     DeDxHitCollection dedxHits;
       
     auto const & trajParams = track->extra()->trajParams();
     assert(trajParams.size()==track->recHitsSize());
       
     auto hb = track->recHitsBegin();
     dedxHits.reserve(track->recHitsSize()/2);
     
 
     
     for(unsigned int h=0;h<track->recHitsSize();h++){
         const FastTrackerRecHit& recHit = static_cast< const FastTrackerRecHit & >(*(*(hb+h)));
         if(!recHit.isValid()) continue;//FastTrackerRecHit recHit = *(hb+h);
         auto trackDirection = trajParams[h].direction();         
         float cosine = trackDirection.z()/trackDirection.mag();
         processHit(recHit, track->p(), cosine, dedxHits, NClusterSaturating);
     }
   
     sort(dedxHits.begin(),dedxHits.end(),less<DeDxHit>());   
     std::pair<float,float> val_and_error = m_estimator->dedx(dedxHits);
     //WARNING: Since the dEdX Error is not properly computed for the moment
     //It was decided to store the number of saturating cluster in that dataformat
     val_and_error.second = NClusterSaturating; 
     dedxEstimate[j] = DeDxData(val_and_error.first, val_and_error.second, dedxHits.size() );
     }
 
 
   filler.insert(trackCollectionHandle, dedxEstimate.begin(), dedxEstimate.end());
   // fill the association map and put it into the event
   filler.fill();
   iEvent.put(std::move(trackDeDxEstimateAssociation));
 }