#include <CtfSpecialSeedGenerator.h>

Inheritance diagram for CtfSpecialSeedGenerator:

Public Types
typedef TrajectoryStateOnSurface	TSOS

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

	CtfSpecialSeedGenerator (const edm::ParameterSet &conf)

virtual void	endRun (edm::Run const &, edm::EventSetup const &) override

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

virtual	~CtfSpecialSeedGenerator ()

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
	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
	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 (const std::string &iProcessName, std::vector< const char * > &oModuleLabels) const

bool	registeredToConsume (ProductHolderIndex, bool, BranchType) const

bool	registeredToConsumeMany (TypeID const &, BranchType) const

void	updateLookup (BranchType iBranchType, ProductHolderIndexHelper const &)

virtual	~EDConsumerBase ()

Private Member Functions
bool	buildSeeds (const edm::EventSetup &iSetup, const edm::Event &e, const OrderedSeedingHits &osh, const NavigationDirection &navdir, const PropagationDirection &dir, TrajectorySeedCollection &output)

bool	postCheck (const TrajectorySeed &seed)

bool	preliminaryCheck (const SeedingHitSet &shs, const edm::EventSetup &es)

bool	run (const edm::EventSetup &c, const edm::Event &e, TrajectorySeedCollection &output)

Private Attributes
ClusterChecker	check

edm::ParameterSet	conf_

BoundPlane::BoundPlanePointer	lowerScintillator

bool	requireBOFF

edm::ESHandle < TransientTrackingRecHitBuilder >	theBuilder

std::vector< std::unique_ptr < OrderedHitsGenerator > >	theGenerators

edm::ESHandle< MagneticField >	theMagfield

int32_t	theMaxSeeds

std::vector< NavigationDirection >	theNavDirs

std::vector< PropagationDirection >	thePropDirs

TrackingRegionProducer *	theRegionProducer

SeedFromGenericPairOrTriplet *	theSeedBuilder

edm::ESHandle< TrackerGeometry >	theTracker

BoundPlane::BoundPlanePointer	upperScintillator

bool	useScintillatorsConstraint

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

static void	fillDescriptions (ConfigurationDescriptions &descriptions)

static void	prevalidate (ConfigurationDescriptions &descriptions)

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

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

Definition at line 40 of file CtfSpecialSeedGenerator.h.

Member Typedef Documentation

typedef TrajectoryStateOnSurface CtfSpecialSeedGenerator::TSOS

Definition at line 43 of file CtfSpecialSeedGenerator.h.

Constructor & Destructor Documentation

CtfSpecialSeedGenerator::CtfSpecialSeedGenerator ( const edm::ParameterSet & conf )

Definition at line 19 of file CtfSpecialSeedGenerator.cc.

References conf_, edm::EDConsumerBase::consumesCollector(), SurfaceDeformationFactory::create(), reco::get(), edm::ParameterSet::getParameter(), AlCaHLTBitMon_QueryRunRegistry::string, theGenerators, theRegionProducer, theSeedBuilder, and useScintillatorsConstraint.

                                                                            : 
   conf_(conf),
   requireBOFF(conf.getParameter<bool>("requireBOFF")),
   theMaxSeeds(conf.getParameter<int32_t>("maxSeeds")),
   check(conf,consumesCollector())
 
 {
     useScintillatorsConstraint = conf_.getParameter<bool>("UseScintillatorsConstraint");
     edm::LogVerbatim("CtfSpecialSeedGenerator") << "Constructing CtfSpecialSeedGenerator";
     produces<TrajectorySeedCollection>();
     theSeedBuilder =0; 
     theRegionProducer =0;
 
     edm::ParameterSet regfactoryPSet = conf_.getParameter<edm::ParameterSet>("RegionFactoryPSet");
     std::string regfactoryName = regfactoryPSet.getParameter<std::string>("ComponentName");
     theRegionProducer = TrackingRegionProducerFactory::get()->create(regfactoryName,regfactoryPSet, consumesCollector());
 
     std::vector<edm::ParameterSet> pSets = conf_.getParameter<std::vector<edm::ParameterSet> >("OrderedHitsFactoryPSets");
     std::vector<edm::ParameterSet>::const_iterator iPSet;
         edm::ConsumesCollector iC = consumesCollector();
     for (iPSet = pSets.begin(); iPSet != pSets.end(); iPSet++){
         std::string hitsfactoryName = iPSet->getParameter<std::string>("ComponentName");
         theGenerators.emplace_back(OrderedHitsGeneratorFactory::get()->create( hitsfactoryName, *iPSet, iC));
         }
 }

CtfSpecialSeedGenerator::~CtfSpecialSeedGenerator ( )

virtual

Definition at line 45 of file CtfSpecialSeedGenerator.cc.

45 {

46 }

Member Function Documentation

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

overridevirtual

Reimplemented from edm::stream::EDProducerBase.

Definition at line 53 of file CtfSpecialSeedGenerator.cc.

References alongMomentum, newFWLiteAna::build, conf_, edm::EventSetup::get(), edm::ParameterSet::getParameter(), insideOut, lowerScintillator, oppositeToMomentum, outsideIn, AlCaHLTBitMon_ParallelJobs::p, edm::ESHandle< class >::product(), makeMuonMisalignmentScenario::rot, SeedFromGenericPairOrTriplet::setMomentumTo(), AlCaHLTBitMon_QueryRunRegistry::string, theBuilder, theMagfield, theNavDirs, thePropDirs, theSeedBuilder, theTracker, upperScintillator, useScintillatorsConstraint, PV3DBase< T, PVType, FrameType >::x(), PV3DBase< T, PVType, FrameType >::y(), and PV3DBase< T, PVType, FrameType >::z().

                                                                                 {
     std::string builderName = conf_.getParameter<std::string>("TTRHBuilder");
         iSetup.get<TransientRecHitRecord>().get(builderName,theBuilder);
 
         iSetup.get<IdealMagneticFieldRecord>().get(theMagfield);
         iSetup.get<TrackerDigiGeometryRecord>().get(theTracker);
 
         edm::LogVerbatim("CtfSpecialSeedGenerator") << "Initializing...";
     if (useScintillatorsConstraint){
             edm::ParameterSet upperScintPar = conf_.getParameter<edm::ParameterSet>("UpperScintillatorParameters");
             edm::ParameterSet lowerScintPar = conf_.getParameter<edm::ParameterSet>("LowerScintillatorParameters");
             RectangularPlaneBounds upperBounds(upperScintPar.getParameter<double>("WidthInX"),
                                              upperScintPar.getParameter<double>("LenghtInZ"),
                                              1);
             GlobalPoint upperPosition(upperScintPar.getParameter<double>("GlobalX"),
                                         upperScintPar.getParameter<double>("GlobalY"),
                                     upperScintPar.getParameter<double>("GlobalZ"));
             edm::LogVerbatim("CtfSpecialSeedGenerator")
                     << "Upper Scintillator position x, y, z " << upperPosition.x()
                     << ", " << upperPosition.y() << ", " << upperPosition.z();
             RectangularPlaneBounds lowerBounds(lowerScintPar.getParameter<double>("WidthInX"),
                                              lowerScintPar.getParameter<double>("LenghtInZ"),
                                              1);
             GlobalPoint lowerPosition(lowerScintPar.getParameter<double>("GlobalX"),
                                      lowerScintPar.getParameter<double>("GlobalY"),
                                      lowerScintPar.getParameter<double>("GlobalZ"));
             edm::LogVerbatim("CtfSpecialSeedGenerator")
                     << "Lower Scintillator position x, y, z " << lowerPosition.x()
                     << ", " << lowerPosition.y() << ", " << lowerPosition.z() ;
             TkRotation<float> rot(1,0,0,0,0,1,0,1,0);
             upperScintillator = BoundPlane::build(upperPosition, rot, &upperBounds);
             lowerScintillator = BoundPlane::build(lowerPosition, rot, &lowerBounds);
     } 
     
     edm::ESHandle<Propagator>  propagatorAlongHandle;
     iSetup.get<TrackingComponentsRecord>().get("PropagatorWithMaterial",propagatorAlongHandle);
     edm::ESHandle<Propagator>  propagatorOppositeHandle;
         iSetup.get<TrackingComponentsRecord>().get("PropagatorWithMaterialOpposite",propagatorOppositeHandle);
 
 /*      edm::ParameterSet hitsfactoryOutInPSet = conf_.getParameter<edm::ParameterSet>("OrderedHitsFactoryOutInPSet");
     std::string hitsfactoryOutInName = hitsfactoryOutInPSet.getParameter<std::string>("ComponentName");
     hitsGeneratorOutIn = OrderedHitsGeneratorFactory::get()->create( hitsfactoryOutInName, hitsfactoryOutInPSet);
     std::string propagationDirection = hitsfactoryOutInPSet.getUntrackedParameter<std::string>("PropagationDirection", 
                                                         "alongMomentum");
     if (propagationDirection == "alongMomentum") outInPropagationDirection = alongMomentum;
     else outInPropagationDirection = oppositeToMomentum;
     edm::LogVerbatim("CtfSpecialSeedGenerator") << "hitsGeneratorOutIn done";
 
     edm::ParameterSet hitsfactoryInOutPSet = conf_.getParameter<edm::ParameterSet>("OrderedHitsFactoryInOutPSet");
         std::string hitsfactoryInOutName = hitsfactoryInOutPSet.getParameter<std::string>("ComponentName");
         hitsGeneratorInOut = OrderedHitsGeneratorFactory::get()->create( hitsfactoryInOutName, hitsfactoryInOutPSet);
 
     propagationDirection = hitsfactoryInOutPSet.getUntrackedParameter<std::string>("PropagationDirection",
                                                                                         "alongMomentum");
     if (propagationDirection == "alongMomentum") inOutPropagationDirection = alongMomentum;
         else inOutPropagationDirection = oppositeToMomentum;
     edm::LogVerbatim("CtfSpecialSeedGenerator") << "hitsGeneratorInOut done";
     if (!hitsGeneratorOutIn || !hitsGeneratorInOut) 
         throw cms::Exception("CtfSpecialSeedGenerator") << "Only corcrete implementation GenericPairOrTripletGenerator of OrderedHitsGenerator is allowed ";
 */
     std::vector<edm::ParameterSet> pSets = conf_.getParameter<std::vector<edm::ParameterSet> >("OrderedHitsFactoryPSets");
     std::vector<edm::ParameterSet>::const_iterator iPSet;
     for (iPSet = pSets.begin(); iPSet != pSets.end(); iPSet++){
             std::string propagationDirection = iPSet->getParameter<std::string>("PropagationDirection");
             if (propagationDirection == "alongMomentum") thePropDirs.push_back(alongMomentum);
             else thePropDirs.push_back(oppositeToMomentum);
         std::string navigationDirection = iPSet->getParameter<std::string>("NavigationDirection");              
         if (navigationDirection == "insideOut") theNavDirs.push_back(insideOut);
                 else theNavDirs.push_back(outsideIn);
             edm::LogVerbatim("CtfSpecialSeedGenerator") << "hitsGenerator done";
     } 
     bool setMomentum = conf_.getParameter<bool>("SetMomentum");
     std::vector<int> charges;
     if (setMomentum){
         charges = conf_.getParameter<std::vector<int> >("Charges");
     }
     theSeedBuilder = new SeedFromGenericPairOrTriplet(theMagfield.product(), 
                               theTracker.product(), 
                               theBuilder.product(),
                               propagatorAlongHandle.product(),
                               propagatorOppositeHandle.product(),
                               charges,
                               setMomentum,
                                   conf_.getParameter<double>("ErrorRescaling"));
     double p = 1;
         if (setMomentum) {
                 p = conf_.getParameter<double>("SeedMomentum");
         theSeedBuilder->setMomentumTo(p);
         }
 
 }

bool CtfSpecialSeedGenerator::buildSeeds	(	const edm::EventSetup &	iSetup,
		const edm::Event &	e,
		const OrderedSeedingHits &	osh,
		const NavigationDirection &	navdir,
		const PropagationDirection &	dir,
		TrajectorySeedCollection &	output
	)

private

Definition at line 192 of file CtfSpecialSeedGenerator.cc.

References i, postCheck(), preliminaryCheck(), SeedFromGenericPairOrTriplet::seed(), OrderedSeedingHits::size(), theMaxSeeds, and theSeedBuilder.

Referenced by run().

                                                           { 
   //SeedFromGenericPairOrTriplet seedBuilder(conf_, magfield.product(), tracker.product(), theBuilder.product());
   edm::LogInfo("CtfSpecialSeedGenerator")<<"osh.size() " << osh.size();
   for (unsigned int i = 0; i < osh.size(); i++){
     SeedingHitSet shs = osh[i];
     if (preliminaryCheck(shs,iSetup)){
         std::vector<TrajectorySeed*> seeds = theSeedBuilder->seed(shs, 
                                         dir,
                                         navdir, 
                                         iSetup);
         for (std::vector<TrajectorySeed*>::const_iterator iSeed = seeds.begin(); iSeed != seeds.end(); iSeed++){
           if (!*iSeed) {edm::LogError("CtfSpecialSeedGenerator")<<"a seed pointer is null. skipping.";continue;}
             if (postCheck(**iSeed)){
                 output.push_back(**iSeed);
             }
             delete *iSeed;
             edm::LogVerbatim("CtfSpecialSeedGenerator") << "Seed built";
         }
     }
   }  
   if ((theMaxSeeds > 0) && (output.size() > size_t(theMaxSeeds))) {
     edm::LogWarning("TooManySeeds") << "Too many seeds ("<< output.size() <<"), bailing out.\n";
     output.clear(); 
     return false;
   }
   return true;
 }

void CtfSpecialSeedGenerator::endRun	(	edm::Run const &	,
		edm::EventSetup const &
	)

overridevirtual

Reimplemented from edm::stream::EDProducerBase.

Definition at line 48 of file CtfSpecialSeedGenerator.cc.

References theRegionProducer, and theSeedBuilder.

                                                                        {
     if (theSeedBuilder)    { delete theSeedBuilder;    theSeedBuilder = 0; }
     if (theRegionProducer) { delete theRegionProducer; theRegionProducer = 0; }
 }

bool CtfSpecialSeedGenerator::postCheck ( const TrajectorySeed & seed )

private

Definition at line 273 of file CtfSpecialSeedGenerator.cc.

References alongMomentum, PTrajectoryStateOnDet::detId(), TrajectoryStateOnSurface::freeState(), lowerScintillator, oppositeToMomentum, StraightLinePlaneCrossing::position(), TrajectorySeed::startingState(), theMagfield, theTracker, trajectoryStateTransform::transientState(), upperScintillator, and useScintillatorsConstraint.

Referenced by buildSeeds().

                                                                  {
     if (!useScintillatorsConstraint) return true; 
     
         PTrajectoryStateOnDet pstate = seed.startingState();
         TrajectoryStateOnSurface theTSOS = trajectoryStateTransform::transientState(pstate,
                                       &(theTracker->idToDet(DetId(pstate.detId()))->surface()),
                                       &(*theMagfield)); 
     const FreeTrajectoryState* state = theTSOS.freeState(); 
     StraightLinePlaneCrossing planeCrossingLower( Basic3DVector<float>(state->position()), 
                               Basic3DVector<float>(state->momentum()),
                               alongMomentum);
         StraightLinePlaneCrossing planeCrossingUpper( Basic3DVector<float>(state->position()),
                               Basic3DVector<float>(state->momentum()),
                               oppositeToMomentum);
         std::pair<bool,StraightLinePlaneCrossing::PositionType> positionUpper = 
       planeCrossingUpper.position(*upperScintillator);
         std::pair<bool,StraightLinePlaneCrossing::PositionType> positionLower = 
       planeCrossingLower.position(*lowerScintillator);
         if (!(positionUpper.first && positionLower.first)) {
                  edm::LogVerbatim("CtfSpecialSeedGenerator::checkDirection") 
             << "Scintillator plane not crossed";
                  return false;
         }
         LocalPoint positionUpperLocal = upperScintillator->toLocal((GlobalPoint)(positionUpper.second));
         LocalPoint positionLowerLocal = lowerScintillator->toLocal((GlobalPoint)(positionLower.second));
         if (upperScintillator->bounds().inside(positionUpperLocal) && 
         lowerScintillator->bounds().inside(positionLowerLocal)) {
                  edm::LogVerbatim("CtfSpecialSeedGenerator::checkDirection") 
                 << "position on Upper scintillator " 
                 << positionUpper.second;
                  edm::LogVerbatim("CtfSpecialSeedGenerator::checkDirection") 
                 << "position on Lower scintillator " 
                 << positionLower.second;
                  
                  return true;
         }
         edm::LogVerbatim("CtfSpecialSeedGenerator::checkDirection") 
         << "scintillator not crossed in bounds: position on Upper scintillator " 
         << positionUpper.second << " position on Lower scintillator " << positionLower.second;
         return false;
 }

bool CtfSpecialSeedGenerator::preliminaryCheck	(	const SeedingHitSet &	shs,
		const edm::EventSetup &	es
	)

private

Definition at line 225 of file CtfSpecialSeedGenerator.cc.

References conf_, edm::EventSetup::get(), edm::ParameterSet::getParameter(), getDQMSummary::iter, SeedingHitSet::size(), and PV3DBase< T, PVType, FrameType >::y().

Referenced by buildSeeds().

                                                                                                 {
 
         edm::ESHandle<TrackerTopology> tTopo;
         es.get<IdealGeometryRecord>().get(tTopo);
 
     std::vector<std::pair<unsigned int, unsigned int> > vSubdetLayer;
     //std::vector<std::string> vSeedLayerNames;
     bool checkHitsAtPositiveY       = conf_.getParameter<bool>("SeedsFromPositiveY");
     //***top-bottom
     bool checkHitsAtNegativeY       = conf_.getParameter<bool>("SeedsFromNegativeY");
     //***
     bool checkHitsOnDifferentLayers = conf_.getParameter<bool>("CheckHitsAreOnDifferentLayers");
       unsigned int nHits = shs.size();
       for (unsigned int iHit=0; iHit < nHits; ++iHit) {
         //hits for the seeds must be at positive y
     auto trh = shs[iHit];
     auto recHit = trh;
     GlobalPoint hitPos = recHit->globalPosition();
     //GlobalPoint point = 
     //  theTracker->idToDet(iHits->geographicalId() )->surface().toGlobal(iHits->localPosition());
     if (checkHitsAtPositiveY){ if (hitPos.y() < 0) return false;}
     //***top-bottom
     if (checkHitsAtNegativeY){ if (hitPos.y() > 0) return false;}
     //***
     //std::string name = iHits->seedinglayer().name(); 
     //hits for the seeds must be in different layers
     unsigned int subid=(*trh).geographicalId().subdetId();
     unsigned int layer = tTopo->layer( (*trh).geographicalId());
     std::vector<std::pair<unsigned int, unsigned int> >::const_iterator iter;
     //std::vector<std::string>::const_iterator iNames;
     if (checkHitsOnDifferentLayers){
       
       for (iter = vSubdetLayer.begin(); iter != vSubdetLayer.end(); iter++){
         if (iter->first == subid && iter->second == layer) return false;
       }
       /*
         for (iNames = vSeedLayerNames.begin(); iNames != vSeedLayerNames.end(); iNames++){
         if (*iNames == name) return false;
         }
       */
     }
     //vSeedLayerNames.push_back(iHits->seedinglayer().name());
     vSubdetLayer.push_back(std::make_pair(subid, layer));   
       }
       return true;
 }

void CtfSpecialSeedGenerator::produce	(	edm::Event &	e,
		const edm::EventSetup &	c
	)

overridevirtual

Implements edm::stream::EDProducerBase.

Definition at line 145 of file CtfSpecialSeedGenerator.cc.

References check, convertSQLiteXML::ok, convertSQLitetoXML_cfg::output, edm::Event::put(), requireBOFF, run(), theMagfield, and ClusterChecker::tooManyClusters().

 {
   // get Inputs
   std::auto_ptr<TrajectorySeedCollection> output(new TrajectorySeedCollection);
   
   //check on the number of clusters
   if ( !requireBOFF || (theMagfield->inTesla(GlobalPoint(0,0,0)).mag() == 0.00) ) {
       size_t clustsOrZero = check.tooManyClusters(e);
       if (!clustsOrZero){
           bool ok = run(iSetup, e, *output);
           if (!ok) { ; } // nothing to do
       } else edm::LogError("TooManyClusters") << "Found too many clusters (" << clustsOrZero << "), bailing out.\n";
   }
   
   
   edm::LogVerbatim("CtfSpecialSeedGenerator") << " number of seeds = "<< output->size();
   e.put(output);
 }

bool CtfSpecialSeedGenerator::run	(	const edm::EventSetup &	c,
		const edm::Event &	e,
		TrajectorySeedCollection &	output
	)

private

Definition at line 164 of file CtfSpecialSeedGenerator.cc.

References buildSeeds(), i, SeedFromGenericPairOrTriplet::momentumFromPSet(), convertSQLiteXML::ok, convertSQLitetoXML_cfg::output, TrackingRegionProducer::regions(), edm::Event::run(), SeedFromGenericPairOrTriplet::setMomentumTo(), theGenerators, theNavDirs, thePropDirs, theRegionProducer, and theSeedBuilder.

Referenced by produce().

                                                             {
     std::vector<TrackingRegion*> regions = theRegionProducer->regions(e, iSetup);
     std::vector<TrackingRegion*>::const_iterator iReg;
         bool ok = true;
     for (iReg = regions.begin(); iReg != regions.end(); iReg++){
         if(!theSeedBuilder->momentumFromPSet()) theSeedBuilder->setMomentumTo((*iReg)->ptMin());
         int i = 0;
         for (auto iGen = theGenerators.begin(); iGen != theGenerators.end(); iGen++){
           ok = buildSeeds(iSetup, 
                  e, 
                  (*iGen)->run(**iReg, e, iSetup),
                  theNavDirs[i], 
                  thePropDirs[i], 
                  output);
           i++;
                   if (!ok) break;
         }
                 if (!ok) break;
     }
     //clear memory
     for (std::vector<TrackingRegion*>::iterator iReg = regions.begin(); iReg != regions.end(); iReg++){
         delete *iReg;
     }
         return ok;
 }