#include <PixelTripletHLTGenerator.h>

Inheritance diagram for PixelTripletHLTGenerator:

Public Member Functions
void	hitTriplets (const TrackingRegion &region, OrderedHitTriplets &trs, const edm::Event &ev, const edm::EventSetup &es, const SeedingLayerSetsHits::SeedingLayerSet &pairLayers, const std::vector< SeedingLayerSetsHits::SeedingLayer > &thirdLayers) override

void	hitTriplets (const TrackingRegion &region, OrderedHitTriplets &trs, const edm::Event &ev, const edm::EventSetup &es, const HitDoublets &doublets, const std::vector< SeedingLayerSetsHits::SeedingLayer > &thirdLayers, std::vector< int > *tripletLastLayerIndex, LayerCacheType &layerCache)

void	hitTriplets (const TrackingRegion &region, OrderedHitTriplets &result, const edm::EventSetup &es, const HitDoublets &doublets, const RecHitsSortedInPhi *thirdHitMap, const std::vector< const DetLayer > &thirdLayerDetLayer, const int nThirdLayers) override

void	hitTriplets (const TrackingRegion &region, OrderedHitTriplets &result, const edm::EventSetup &es, const HitDoublets &doublets, const RecHitsSortedInPhi *thirdHitMap, const std::vector< const DetLayer > &thirdLayerDetLayer, const int nThirdLayers, std::vector< int > *tripletLastLayerIndex)

	PixelTripletHLTGenerator (const edm::ParameterSet &cfg, edm::ConsumesCollector &&iC)

	PixelTripletHLTGenerator (const edm::ParameterSet &cfg, edm::ConsumesCollector &iC)

	~PixelTripletHLTGenerator () override

Public Member Functions inherited from HitTripletGeneratorFromPairAndLayers
	HitTripletGeneratorFromPairAndLayers (unsigned int maxElement=0)

	HitTripletGeneratorFromPairAndLayers (const edm::ParameterSet &pset)

void	init (std::unique_ptr< HitPairGeneratorFromLayerPair > &&pairs, LayerCacheType *layerCache)

const HitPairGeneratorFromLayerPair &	pairGenerator () const

virtual	~HitTripletGeneratorFromPairAndLayers ()

Static Public Member Functions
static void	fillDescriptions (edm::ParameterSetDescription &desc)

static const char *	fillDescriptionsLabel ()

Static Public Member Functions inherited from HitTripletGeneratorFromPairAndLayers
static void	fillDescriptions (edm::ParameterSetDescription &desc)

Private Types
typedef CombinedHitTripletGenerator::LayerCacheType	LayerCacheType

Private Attributes
const float	dphi

const float	extraHitRPhitolerance

const float	extraHitRZtolerance

std::unique_ptr< SeedComparitor >	theComparitor

const bool	useBend

const bool	useFixedPreFiltering

const bool	useMScat

Additional Inherited Members
Public Types inherited from HitTripletGeneratorFromPairAndLayers
typedef LayerHitMapCache	LayerCacheType

Protected Attributes inherited from HitTripletGeneratorFromPairAndLayers
LayerCacheType *	theLayerCache

const unsigned int	theMaxElement

std::unique_ptr< HitPairGeneratorFromLayerPair >	thePairGenerator

Detailed Description

Definition at line 20 of file PixelTripletHLTGenerator.h.

Member Typedef Documentation

typedef CombinedHitTripletGenerator::LayerCacheType PixelTripletHLTGenerator::LayerCacheType

private

Definition at line 22 of file PixelTripletHLTGenerator.h.

Constructor & Destructor Documentation

PixelTripletHLTGenerator::PixelTripletHLTGenerator	(	const edm::ParameterSet &	cfg,
		edm::ConsumesCollector &&	iC
	)

inline

Definition at line 25 of file PixelTripletHLTGenerator.h.

References looper::cfg, fillDescriptions(), and ~PixelTripletHLTGenerator().

25 : PixelTripletHLTGenerator(cfg, iC) {}

PixelTripletHLTGenerator::PixelTripletHLTGenerator

PixelTripletHLTGenerator(const edm::ParameterSet &cfg, edm::ConsumesCollector &&iC)

Definition: PixelTripletHLTGenerator.h:25

PixelTripletHLTGenerator::PixelTripletHLTGenerator	(	const edm::ParameterSet &	cfg,
		edm::ConsumesCollector &	iC
	)

Definition at line 37 of file PixelTripletHLTGenerator.cc.

References reco::get(), edm::ParameterSet::getParameter(), AlCaHLTBitMon_QueryRunRegistry::string, and theComparitor.

   : HitTripletGeneratorFromPairAndLayers(cfg),
     useFixedPreFiltering(cfg.getParameter<bool>("useFixedPreFiltering")),
     extraHitRZtolerance(cfg.getParameter<double>("extraHitRZtolerance")),
     extraHitRPhitolerance(cfg.getParameter<double>("extraHitRPhitolerance")),
     useMScat(cfg.getParameter<bool>("useMultScattering")),
     useBend(cfg.getParameter<bool>("useBending")),
     dphi(useFixedPreFiltering ?  cfg.getParameter<double>("phiPreFiltering") : 0) 
 {  
   edm::ParameterSet comparitorPSet =
     cfg.getParameter<edm::ParameterSet>("SeedComparitorPSet");
   std::string comparitorName = comparitorPSet.getParameter<std::string>("ComponentName");
   if(comparitorName != "none") {
     theComparitor = std::unique_ptr<SeedComparitor>{SeedComparitorFactory::get()->create( comparitorName, comparitorPSet, iC)};
   }
 }

PixelTripletHLTGenerator::~PixelTripletHLTGenerator ( )

override

Definition at line 54 of file PixelTripletHLTGenerator.cc.

Referenced by PixelTripletHLTGenerator().

54 {}

Member Function Documentation

void PixelTripletHLTGenerator::fillDescriptions ( edm::ParameterSetDescription & desc )

static

Definition at line 56 of file PixelTripletHLTGenerator.cc.

References edm::ParameterSetDescription::add(), HitTripletGeneratorFromPairAndLayers::fillDescriptions(), edm::ParameterSetDescription::setAllowAnything(), and AlCaHLTBitMon_QueryRunRegistry::string.

Referenced by PixelTripletHLTGenerator().

                                                                                 {
   HitTripletGeneratorFromPairAndLayers::fillDescriptions(desc);
   desc.add<double>("extraHitRPhitolerance", 0.032);
   desc.add<double>("extraHitRZtolerance", 0.037);
   desc.add<bool>("useMultScattering", true);
   desc.add<bool>("useBending", true);
   desc.add<bool>("useFixedPreFiltering", false);
   desc.add<double>("phiPreFiltering", 0.3);
 
   edm::ParameterSetDescription descComparitor;
   descComparitor.add<std::string>("ComponentName", "none");
   descComparitor.setAllowAnything(); // until we have moved SeedComparitor too to EDProducers
   desc.add<edm::ParameterSetDescription>("SeedComparitorPSet", descComparitor);
 }

static const char* PixelTripletHLTGenerator::fillDescriptionsLabel ( )

inlinestatic

Definition at line 31 of file PixelTripletHLTGenerator.h.

References HiRegitMuonDetachedTripletStep_cff::doublets, ev, hitTriplets(), and mps_fire::result.

31 { return "pixelTripletHLT"; }

void PixelTripletHLTGenerator::hitTriplets	(	const TrackingRegion &	region,
		OrderedHitTriplets &	trs,
		const edm::Event &	ev,
		const edm::EventSetup &	es,
		const SeedingLayerSetsHits::SeedingLayerSet &	pairLayers,
		const std::vector< SeedingLayerSetsHits::SeedingLayer > &	thirdLayers
	)

overridevirtual

Implements HitTripletGeneratorFromPairAndLayers.

Definition at line 71 of file PixelTripletHLTGenerator.cc.

References HiRegitMuonDetachedTripletStep_cff::doublets, HitTripletGeneratorFromPairAndLayers::theLayerCache, and HitTripletGeneratorFromPairAndLayers::thePairGenerator.

Referenced by fillDescriptionsLabel(), and hitTriplets().

 {
     auto const & doublets = thePairGenerator->doublets(region,ev,es, pairLayers);
     if (doublets.empty()) return;
 
     assert(theLayerCache);
     hitTriplets(region, result, ev, es, doublets, thirdLayers, nullptr, *theLayerCache);
 }

void PixelTripletHLTGenerator::hitTriplets	(	const TrackingRegion &	region,
		OrderedHitTriplets &	trs,
		const edm::Event &	ev,
		const edm::EventSetup &	es,
		const HitDoublets &	doublets,
		const std::vector< SeedingLayerSetsHits::SeedingLayer > &	thirdLayers,
		std::vector< int > *	tripletLastLayerIndex,
		LayerCacheType &	layerCache
	)

Definition at line 85 of file PixelTripletHLTGenerator.cc.

References hitTriplets(), findQualityFiles::size, and theComparitor.

                                                                        {
     if (theComparitor) theComparitor->init(ev, es);
 
     int size = thirdLayers.size();
     const RecHitsSortedInPhi * thirdHitMap[size];
     vector<const DetLayer *> thirdLayerDetLayer(size,nullptr);
     for (int il=0; il<size; ++il) 
     {
     thirdHitMap[il] = &layerCache(thirdLayers[il], region, es);
     thirdLayerDetLayer[il] = thirdLayers[il].detLayer();
     }
     hitTriplets(region, result, es, doublets, thirdHitMap, thirdLayerDetLayer, size, tripletLastLayerIndex);
 }

void PixelTripletHLTGenerator::hitTriplets	(	const TrackingRegion &	region,
		OrderedHitTriplets &	result,
		const edm::EventSetup &	es,
		const HitDoublets &	doublets,
		const RecHitsSortedInPhi **	thirdHitMap,
		const std::vector< const DetLayer * > &	thirdLayerDetLayer,
		const int	nThirdLayers
	)

overridevirtual

Implements HitTripletGeneratorFromPairAndLayers.

Definition at line 104 of file PixelTripletHLTGenerator.cc.

References hitTriplets().

 {
   hitTriplets(region, result, es, doublets, thirdHitMap, thirdLayerDetLayer, nThirdLayers, nullptr);
 }

void PixelTripletHLTGenerator::hitTriplets	(	const TrackingRegion &	region,
		OrderedHitTriplets &	result,
		const edm::EventSetup &	es,
		const HitDoublets &	doublets,
		const RecHitsSortedInPhi **	thirdHitMap,
		const std::vector< const DetLayer * > &	thirdLayerDetLayer,
		const int	nThirdLayers,
		std::vector< int > *	tripletLastLayerIndex
	)

Definition at line 116 of file PixelTripletHLTGenerator.cc.

References angle(), checkPhiInRange(), constexpr, PixelRecoUtilities::curvature(), declareDynArray, HitDoublets::detLayer(), dphi, relativeConstraints::empty, extraHitRPhitolerance, extraHitRZtolerance, f, objects.autophobj::float, Geom::ftwoPi(), HitDoublets::hit(), hfClusterShapes_cfi::hits, mps_fire::i, ThirdHitRZPredictionBase::initLayer(), ThirdHitRZPredictionBase::initTolerance(), HitDoublets::inner, PixelRecoRange< T >::intersection(), DetLayer::isBarrel(), mps_splice::line, LogDebug, M_PI, SiStripPI::max, min(), normalizedPhi(), nSigmaPhi, nSigmaRZ, TrackingRegion::origin(), TrackingRegion::originRBound(), HitDoublets::outer, PV3DBase< T, PVType, FrameType >::perp(), HitDoublets::phi(), GeometricSearchDet::position(), proxim(), TrackingRegion::ptMin(), TCMET_cfi::radius, HitDoublets::rv(), DetLayer::seqNum(), OrderedHitTriplets::size(), HitDoublets::size(), edm::swap(), theComparitor, HitTripletGeneratorFromPairAndLayers::theMaxElement, useBend, useFixedPreFiltering, useMScat, findQualityFiles::v, PV3DBase< T, PVType, FrameType >::x(), HitDoublets::x(), hybridSuperClusters_cfi::xi, PV3DBase< T, PVType, FrameType >::y(), HitDoublets::y(), PV3DBase< T, PVType, FrameType >::z(), and HitDoublets::z().

                                                                                   {
   auto outSeq =  doublets.detLayer(HitDoublets::outer)->seqNum();
 
   float regOffset = region.origin().perp(); //try to take account of non-centrality (?)
 
   declareDynArray(ThirdHitRZPrediction<PixelRecoLineRZ>, nThirdLayers, preds);
   declareDynArray(ThirdHitCorrection, nThirdLayers, corrections);
 
   typedef RecHitsSortedInPhi::Hit Hit;
 
   using NodeInfo = KDTreeNodeInfo<unsigned int>;
   std::vector<NodeInfo > layerTree; // re-used throughout
   std::vector<unsigned int> foundNodes; // re-used thoughout
   foundNodes.reserve(100);
 
   declareDynArray(KDTreeLinkerAlgo<unsigned int>,nThirdLayers, hitTree);
   float rzError[nThirdLayers]; //save maximum errors
 
   const float maxDelphi = region.ptMin() < 0.3f ? float(M_PI)/4.f : float(M_PI)/8.f; // FIXME move to config?? 
   const float maxphi = M_PI+maxDelphi, minphi = -maxphi; // increase to cater for any range
   const float safePhi = M_PI-maxDelphi; // sideband
 
   // fill the prediction vector
   for (int il=0; il<nThirdLayers; ++il) {
     auto const & hits = *thirdHitMap[il];
     ThirdHitRZPrediction<PixelRecoLineRZ> & pred = preds[il];
     pred.initLayer(thirdLayerDetLayer[il]);
     pred.initTolerance(extraHitRZtolerance);
 
     corrections[il].init(es, region.ptMin(), *doublets.detLayer(HitDoublets::inner), *doublets.detLayer(HitDoublets::outer), 
                          *thirdLayerDetLayer[il], useMScat, useBend);
 
     layerTree.clear();
     float minv=999999.0f, maxv= -minv; // Initialise to extreme values in case no hits
     float maxErr=0.0f;
     for (unsigned int i=0; i!=hits.size(); ++i) {
       auto angle = hits.phi(i);
       auto v =  hits.gv(i);
       //use (phi,r) for endcaps rather than (phi,z)
       minv = std::min(minv,v);  maxv = std::max(maxv,v);
       float myerr = hits.dv[i];
       maxErr = std::max(maxErr,myerr);
       layerTree.emplace_back(i, angle, v); // save it
       // populate side-bands
       if (angle>safePhi) layerTree.emplace_back(i, angle-Geom::ftwoPi(), v);
       else if (angle<-safePhi) layerTree.emplace_back(i, angle+Geom::ftwoPi(), v);
     }
     KDTreeBox phiZ(minphi, maxphi, minv-0.01f, maxv+0.01f);  // declare our bounds
     //add fudge factors in case only one hit and also for floating-point inaccuracy
     hitTree[il].build(layerTree, phiZ); // make KDtree
     rzError[il] = maxErr; //save error
     // std::cout << "layer " << thirdLayerDetLayer[il]->seqNum() << " " << layerTree.size() << std::endl; 
   }
   
   float imppar = region.originRBound();
   float imppartmp = region.originRBound()+region.origin().perp();
   float curv = PixelRecoUtilities::curvature(1.f/region.ptMin(), es);
   
   for (std::size_t ip =0;  ip!=doublets.size(); ip++) {
     auto xi = doublets.x(ip,HitDoublets::inner);
     auto yi = doublets.y(ip,HitDoublets::inner);
     auto zi = doublets.z(ip,HitDoublets::inner);
     auto rvi = doublets.rv(ip,HitDoublets::inner);
     auto xo = doublets.x(ip,HitDoublets::outer);
     auto yo = doublets.y(ip,HitDoublets::outer);
     auto zo = doublets.z(ip,HitDoublets::outer);
     auto rvo = doublets.rv(ip,HitDoublets::outer);
 
     auto toPos = std::signbit(zo-zi);    
 
     PixelRecoPointRZ point1(rvi, zi);
     PixelRecoPointRZ point2(rvo, zo);
     PixelRecoLineRZ  line(point1, point2);
     ThirdHitPredictionFromInvParabola predictionRPhi(xi-region.origin().x(),yi-region.origin().y(),
                              xo-region.origin().x(),yo-region.origin().y(),
                              imppar,curv,extraHitRPhitolerance);
 
     ThirdHitPredictionFromInvParabola predictionRPhitmp(xi,yi,xo,yo,imppartmp,curv,extraHitRPhitolerance);
 
     // printf("++Constr %f %f %f %f %f %f %f\n",xi,yi,xo,yo,imppartmp,curv,extraHitRPhitolerance);     
 
     // std::cout << ip << ": " << point1.r() << ","<< point1.z() << " " 
     //                        << point2.r() << ","<< point2.z() <<std::endl;
 
     for (int il=0; il!=nThirdLayers; ++il) {
       const DetLayer * layer = thirdLayerDetLayer[il];
       auto barrelLayer = layer->isBarrel();
 
       if ( (!barrelLayer) & (toPos != std::signbit(layer->position().z())) ) continue;
 
       if (hitTree[il].empty()) continue; // Don't bother if no hits
       
       auto const & hits = *thirdHitMap[il];
       
       auto & correction = corrections[il];
 
       correction.init(line, point2, outSeq); 
       
       auto & predictionRZ =  preds[il];
       
       predictionRZ.initPropagator(&line);
       Range rzRange = predictionRZ();
       correction.correctRZRange(rzRange);
       
       Range phiRange;
       if (useFixedPreFiltering) { 
     float phi0 = doublets.phi(ip,HitDoublets::outer);
     phiRange = Range(phi0-dphi,phi0+dphi);
       }
       else {
     Range radius;
     if (barrelLayer) {
       radius =  predictionRZ.detRange();
     } else {
       radius = Range(max(rzRange.min(), predictionRZ.detSize().min()),
              min(rzRange.max(), predictionRZ.detSize().max()) );
     }
     if (radius.empty()) continue;
 
     // std::cout << "++R " << radius.min() << " " << radius.max()  << std::endl;
 
     auto rPhi1 = predictionRPhitmp(radius.max());
         bool ok1 = !rPhi1.empty();
         if (ok1) {
           correction.correctRPhiRange(rPhi1);
           rPhi1.first  /= radius.max();
           rPhi1.second /= radius.max();
         }
     auto rPhi2 = predictionRPhitmp(radius.min());
         bool ok2 = !rPhi2.empty();
         if (ok2) {
       correction.correctRPhiRange(rPhi2);
       rPhi2.first  /= radius.min();
       rPhi2.second /= radius.min();
         }
 
         if (ok1) { 
           rPhi1.first = normalizedPhi(rPhi1.first);
           rPhi1.second = proxim(rPhi1.second,rPhi1.first);
           if(ok2) {
             rPhi2.first = proxim(rPhi2.first,rPhi1.first);
             rPhi2.second = proxim(rPhi2.second,rPhi1.first);
             phiRange = rPhi1.sum(rPhi2);
           } else phiRange=rPhi1;
         } else if(ok2) {
           rPhi2.first = normalizedPhi(rPhi2.first);
           rPhi2.second = proxim(rPhi2.second,rPhi2.first);
           phiRange=rPhi2;
         } else continue;
    
       }
 
       constexpr float nSigmaRZ = 3.46410161514f; // std::sqrt(12.f); // ...and continue as before
       constexpr float nSigmaPhi = 3.f;
       
       foundNodes.clear(); // Now recover hits in bounding box...
       float prmin=phiRange.min(), prmax=phiRange.max();
 
 
       if (prmax-prmin>maxDelphi) {
         auto prm = phiRange.mean();
         prmin = prm - 0.5f*maxDelphi;
         prmax = prm + 0.5f*maxDelphi;
       }
  
       if (barrelLayer)
     {
       Range regMax = predictionRZ.detRange();
       Range regMin = predictionRZ(regMax.min()-regOffset);
       regMax = predictionRZ(regMax.max()+regOffset);
       correction.correctRZRange(regMin);
       correction.correctRZRange(regMax);
       if (regMax.min() < regMin.min()) { swap(regMax, regMin);}
       KDTreeBox phiZ(prmin, prmax, regMin.min()-nSigmaRZ*rzError[il], regMax.max()+nSigmaRZ*rzError[il]);
       hitTree[il].search(phiZ, foundNodes);
     }
       else
     {
       KDTreeBox phiZ(prmin, prmax,
              rzRange.min()-regOffset-nSigmaRZ*rzError[il],
              rzRange.max()+regOffset+nSigmaRZ*rzError[il]);
       hitTree[il].search(phiZ, foundNodes);
     }
 
       // std::cout << ip << ": " << thirdLayerDetLayer[il]->seqNum() << " " << foundNodes.size() << " " << prmin << " " << prmax << std::endl;
 
 
       // int kk=0;
       for (auto KDdata : foundNodes) {
     
     if (theMaxElement!=0 && result.size() >= theMaxElement){
       result.clear();
       if(tripletLastLayerIndex) tripletLastLayerIndex->clear();
       edm::LogError("TooManyTriplets")<<" number of triples exceeds maximum. no triplets produced.";
       return;
     }
     
     float p3_u = hits.u[KDdata]; 
     float p3_v =  hits.v[KDdata]; 
     float p3_phi =  hits.lphi[KDdata]; 
 
        //if ((kk++)%100==0)
        //std::cout << kk << ": " << p3_u << " " << p3_v << " " << p3_phi << std::endl;
 
     
     Range allowed = predictionRZ(p3_u);
     correction.correctRZRange(allowed);
     float vErr = nSigmaRZ *hits.dv[KDdata];
     Range hitRange(p3_v-vErr, p3_v+vErr);
     Range crossingRange = allowed.intersection(hitRange);
     if (crossingRange.empty())  continue;
     
     float ir = 1.f/hits.rv(KDdata);
         // limit error to 90 degree
         constexpr float maxPhiErr = 0.5*M_PI;
     float phiErr = nSigmaPhi * hits.drphi[KDdata]*ir;
         phiErr = std::min(maxPhiErr, phiErr);
         bool nook=true;
     for (int icharge=-1; icharge <=1; icharge+=2) {
       Range rangeRPhi = predictionRPhi(hits.rv(KDdata), icharge);
           if(rangeRPhi.first>rangeRPhi.second) continue; // range is empty
       correction.correctRPhiRange(rangeRPhi);
       if (checkPhiInRange(p3_phi, rangeRPhi.first*ir-phiErr, rangeRPhi.second*ir+phiErr,maxPhiErr)) {
         // insert here check with comparitor
         OrderedHitTriplet hittriplet( doublets.hit(ip,HitDoublets::inner), doublets.hit(ip,HitDoublets::outer), hits.theHits[KDdata].hit());
         if (!theComparitor  || theComparitor->compatible(hittriplet) ) {
           result.push_back( hittriplet );
               // to bookkeep the triplets and 3rd layers in triplet EDProducer
               if(tripletLastLayerIndex) tripletLastLayerIndex->push_back(il);
         } else {
           LogDebug("RejectedTriplet") << "rejected triplet from comparitor ";
         }
         nook=false; break;
       } 
     }
         if (nook) LogDebug("RejectedTriplet") << "rejected triplet from second phicheck " << p3_phi;
       }
     }
   }
   // std::cout << "triplets " << result.size() << std::endl;
 }

Member Data Documentation

const float PixelTripletHLTGenerator::dphi

private

Definition at line 68 of file PixelTripletHLTGenerator.h.

Referenced by hitTriplets().

const float PixelTripletHLTGenerator::extraHitRPhitolerance

private

Definition at line 65 of file PixelTripletHLTGenerator.h.

Referenced by hitTriplets().

const float PixelTripletHLTGenerator::extraHitRZtolerance

private

Definition at line 64 of file PixelTripletHLTGenerator.h.

Referenced by hitTriplets().

std::unique_ptr<SeedComparitor> PixelTripletHLTGenerator::theComparitor

private

Definition at line 69 of file PixelTripletHLTGenerator.h.

Referenced by hitTriplets(), and PixelTripletHLTGenerator().

const bool PixelTripletHLTGenerator::useBend

private

Definition at line 67 of file PixelTripletHLTGenerator.h.

Referenced by hitTriplets().

const bool PixelTripletHLTGenerator::useFixedPreFiltering

private

Definition at line 63 of file PixelTripletHLTGenerator.h.

Referenced by hitTriplets().

const bool PixelTripletHLTGenerator::useMScat

private

Definition at line 66 of file PixelTripletHLTGenerator.h.

Referenced by hitTriplets().

Public Member Functions

Static Public Member Functions

Private Types

Private Attributes

Additional Inherited Members

Detailed Description

Member Typedef Documentation

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation