RPCSeedOverlapper Class Reference

#include <RPCSeedOverlapper.h>

Public Member Functions
void	configure (const edm::ParameterSet &iConfig)
	RPCSeedOverlapper ()
void	run ()
void	setGeometry (const RPCGeometry &iGeom)
void	setIO (std::vector< weightedTrajectorySeed > *goodweightedRef, std::vector< weightedTrajectorySeed > *candidateweightedRef)
void	unsetIO ()
	~RPCSeedOverlapper ()

Private Types
typedef RPCSeedPattern::weightedTrajectorySeed	weightedTrajectorySeed

Private Member Functions
void	CheckOverlap (const RPCGeometry &iGeom, std::vector< weightedTrajectorySeed > *SeedsRef)
bool	isShareHit (const std::vector< TrackingRecHit const *> &RecHits, const TrackingRecHit &hit, const RPCGeometry &rpcGeometry)

Private Attributes
std::vector< weightedTrajectorySeed > *	candidateweightedSeedsRef
std::vector< weightedTrajectorySeed > *	goodweightedSeedsRef
bool	isCheckcandidateOverlap
bool	isCheckgoodOverlap
bool	isConfigured
bool	isIOset
const RPCGeometry *	rpcGeometry
unsigned int	ShareRecHitsNumberThreshold

Detailed Description

Definition at line 18 of file RPCSeedOverlapper.h.

Member Typedef Documentation

weightedTrajectorySeed

typedef RPCSeedPattern::weightedTrajectorySeed RPCSeedOverlapper::weightedTrajectorySeed

private

Definition at line 19 of file RPCSeedOverlapper.h.

Constructor & Destructor Documentation

RPCSeedOverlapper()

RPCSeedOverlapper::RPCSeedOverlapper

(

)

Definition at line 13 of file RPCSeedOverlapper.cc.

                                     : rpcGeometry{nullptr} {
  isConfigured = false;
  isIOset = false;
}

~RPCSeedOverlapper()

RPCSeedOverlapper::~RPCSeedOverlapper

(

)

Definition at line 18 of file RPCSeedOverlapper.cc.

{}

Member Function Documentation

CheckOverlap()

void RPCSeedOverlapper::CheckOverlap ( const RPCGeometry &  iGeom, std::vector< weightedTrajectorySeed > *  SeedsRef  )

private

Definition at line 49 of file RPCSeedOverlapper.cc.

References gather_cfg::cout, isShareHit(), N, nHits, rpcGeometry, and ShareRecHitsNumberThreshold.

Referenced by run().

                                                                                          {
  std::vector<weightedTrajectorySeed> sortweightedSeeds;
  std::vector<weightedTrajectorySeed> tempweightedSeeds;
  std::vector<TrackingRecHit const *> tempRecHits;

  while (!weightedSeedsRef->empty()) {
    cout << "Finding the weighted seeds group from " << weightedSeedsRef->size() << " seeds which share some recHits"
         << endl;
    // Take 1st seed in SeedsRef as referrence and find a collection which always share some recHits with some other
    tempRecHits.clear();
    tempweightedSeeds.clear();
    int N = 0;
    for (vector<weightedTrajectorySeed>::iterator itweightedseed = weightedSeedsRef->begin();
         itweightedseed != weightedSeedsRef->end();
         N++) {
      auto const &recHitsRange = itweightedseed->first.recHits();
      if (N == 0) {
        cout << "Always take the 1st weighted seed to be the referrence." << endl;
        for (auto const &hit : recHitsRange) {
          cout << "Put its recHits to tempRecHits" << endl;
          tempRecHits.push_back(&hit);
        }
        cout << "Put it to tempweightedSeeds" << endl;
        tempweightedSeeds.push_back(*itweightedseed);
        cout << "Then erase from weightedSeedsRef->" << endl;
        itweightedseed = weightedSeedsRef->erase(itweightedseed);
      } else {
        cout << "Come to other weighted seed for checking " << itweightedseed->first.nHits() << " recHits from "
             << tempRecHits.size() << " temp recHits" << endl;
        unsigned int ShareRecHitsNumber = 0;
        for (auto const &hit : recHitsRange) {
          if (isShareHit(tempRecHits, hit, rpcGeometry))
            ShareRecHitsNumber++;
        }
        if (ShareRecHitsNumber >= ShareRecHitsNumberThreshold) {
          cout << "This seed is found to belong to current share group" << endl;
          for (auto const &hit : recHitsRange) {
            if (!isShareHit(tempRecHits, hit, rpcGeometry)) {
              cout << "Put its extra recHits to tempRecHits" << endl;
              tempRecHits.push_back(&hit);
            }
          }
          cout << "Put it to tempSeeds" << endl;
          tempweightedSeeds.push_back(*itweightedseed);
          cout << "Then erase from SeedsRef" << endl;
          itweightedseed = weightedSeedsRef->erase(itweightedseed);
        } else
          itweightedseed++;
      }
    }
    // Find the best weighted seed and kick out those share recHits with it
    // The best weighted seed save in sortweightedSeeds, those don't share recHits with it will be push back to weightedSeedsRef for next while loop
    weightedTrajectorySeed bestweightedSeed;
    vector<weightedTrajectorySeed>::iterator bestweightediter;
    // Find the min Spt wrt Pt as the best Seed
    double Quality = 1000000;
    unsigned NumberofHits = 0;
    cout << "Find " << tempweightedSeeds.size() << " seeds into one trajectory group" << endl;
    for (vector<weightedTrajectorySeed>::iterator itweightedseed = tempweightedSeeds.begin();
         itweightedseed != tempweightedSeeds.end();
         itweightedseed++) {
      unsigned int nHits = itweightedseed->first.nHits();
      //std::vector<float> seed_error = itweightedseed->first.startingState().errorMatrix();
      //double Spt = seed_error[1];
      double weightedQuality = itweightedseed->second;
      cout << "Find a weighted seed with quality " << weightedQuality << endl;
      if ((NumberofHits < nHits) || (NumberofHits == nHits && weightedQuality < Quality)) {
        NumberofHits = nHits;
        Quality = weightedQuality;
        bestweightedSeed = *itweightedseed;
        bestweightediter = itweightedseed;
      }
    }
    cout << "Best good temp seed's quality is " << Quality << endl;
    sortweightedSeeds.push_back(bestweightedSeed);
    tempweightedSeeds.erase(bestweightediter);
    tempRecHits.clear();

    for (auto const &hit : bestweightedSeed.first.recHits()) {
      tempRecHits.push_back(&hit);
    }

    for (vector<weightedTrajectorySeed>::iterator itweightedseed = tempweightedSeeds.begin();
         itweightedseed != tempweightedSeeds.end();) {
      cout << "Checking the temp weighted seed's " << itweightedseed->first.nHits() << " hits to " << tempRecHits.size()
           << " temp recHits" << endl;
      bool isShare = false;
      for (auto const &hit : itweightedseed->first.recHits()) {
        if (isShareHit(tempRecHits, hit, rpcGeometry))
          isShare = true;
      }

      if (isShare == true) {
        cout << "Find one temp seed share some recHits with best weighted seed" << endl;
        itweightedseed = tempweightedSeeds.erase(itweightedseed);
      } else {
        cout << "This seed has no relation with best weighted seed" << endl;
        weightedSeedsRef->push_back(*itweightedseed);
        itweightedseed = tempweightedSeeds.erase(itweightedseed);
      }
    }
  }
  // At the end exchange SeedsRef with sortSeeds
  weightedSeedsRef->clear();
  *weightedSeedsRef = sortweightedSeeds;
}

configure()

void RPCSeedOverlapper::configure

(

const edm::ParameterSet &

iConfig

)

Definition at line 20 of file RPCSeedOverlapper.cc.

References edm::ParameterSet::getParameter(), isCheckcandidateOverlap, isCheckgoodOverlap, isConfigured, and ShareRecHitsNumberThreshold.

Referenced by RPCSeedGenerator::RPCSeedGenerator().

                                                                {
  isCheckgoodOverlap = iConfig.getParameter<bool>("isCheckgoodOverlap");
  isCheckcandidateOverlap = iConfig.getParameter<bool>("isCheckcandidateOverlap");
  ShareRecHitsNumberThreshold = iConfig.getParameter<unsigned int>("ShareRecHitsNumberThreshold");
  isConfigured = true;
}

isShareHit()

bool RPCSeedOverlapper::isShareHit ( const std::vector< TrackingRecHit const *> &  RecHits, const TrackingRecHit &  hit, const RPCGeometry &  rpcGeometry  )

private

Definition at line 157 of file RPCSeedOverlapper.cc.

References gather_cfg::cout, RPCGeometry::idToDetUnit(), create_idmaps::n, rpcPointValidation_cfi::recHit, FastTrackerRecHitMaskProducer_cfi::recHits, rpcGeometry, GeomDet::toGlobal(), PV3DBase< T, PVType, FrameType >::x(), PV3DBase< T, PVType, FrameType >::y(), and PV3DBase< T, PVType, FrameType >::z().

Referenced by CheckOverlap().

                                                                   {
  bool istheSame = false;
  unsigned int n = 1;
  cout << "Checking from " << recHits.size() << " temp recHits" << endl;

  LocalPoint lpos1 = hit.localPosition();
  DetId RPCId1 = hit.geographicalId();
  const GeomDetUnit *rpcroll1 = rpcGeometry.idToDetUnit(RPCId1);
  GlobalPoint gpos1 = rpcroll1->toGlobal(lpos1);
  cout << "The hit's position: " << gpos1.x() << ", " << gpos1.y() << ", " << gpos1.z() << endl;
  for (auto const &recHit : recHits) {
    cout << "Checking the " << (n++) << " th recHit from tempRecHits" << endl;
    LocalPoint lpos2 = recHit->localPosition();
    DetId RPCId2 = recHit->geographicalId();
    const GeomDetUnit *rpcroll2 = rpcGeometry.idToDetUnit(RPCId2);
    GlobalPoint gpos2 = rpcroll2->toGlobal(lpos2);
    cout << "The temp hit's position: " << gpos2.x() << ", " << gpos2.y() << ", " << gpos2.z() << endl;

    if ((gpos1.x() == gpos2.x()) && (gpos1.y() == gpos2.y()) && (gpos1.z() == gpos2.z())) {
      cout << "This hit is found to be the same" << endl;
      istheSame = true;
    }
  }
  return istheSame;
}

run()

void RPCSeedOverlapper::run

(

)

Definition at line 38 of file RPCSeedOverlapper.cc.

References candidateweightedSeedsRef, CheckOverlap(), gather_cfg::cout, goodweightedSeedsRef, isCheckcandidateOverlap, isCheckgoodOverlap, isConfigured, isIOset, and rpcGeometry.

Referenced by RPCSeedGenerator::produce().

                            {
  if (isConfigured == false || isIOset == false || rpcGeometry == nullptr) {
    cout << "Configuration or IO is not set yet" << endl;
    return;
  }
  if (isCheckgoodOverlap == true)
    CheckOverlap(*rpcGeometry, goodweightedSeedsRef);
  if (isCheckcandidateOverlap == true)
    CheckOverlap(*rpcGeometry, candidateweightedSeedsRef);
}

setGeometry()

void RPCSeedOverlapper::setGeometry

(

const RPCGeometry &

iGeom

)

Definition at line 36 of file RPCSeedOverlapper.cc.

References rpcGeometry.

Referenced by RPCSeedGenerator::beginRun().

{ rpcGeometry = &iGeom; }

setIO()

void RPCSeedOverlapper::setIO	(	std::vector< weightedTrajectorySeed > *	goodweightedRef,
		std::vector< weightedTrajectorySeed > *	candidateweightedRef
	)

Definition at line 27 of file RPCSeedOverlapper.cc.

References candidateweightedSeedsRef, goodweightedSeedsRef, and isIOset.

Referenced by RPCSeedGenerator::beginRun().

                                                                                       {
  goodweightedSeedsRef = goodweightedRef;
  candidateweightedSeedsRef = candidateweightedRef;
  isIOset = true;
}

unsetIO()

void RPCSeedOverlapper::unsetIO

(

)

Definition at line 34 of file RPCSeedOverlapper.cc.

References isIOset.

{ isIOset = false; }

Member Data Documentation

candidateweightedSeedsRef

std::vector<weightedTrajectorySeed>* RPCSeedOverlapper::candidateweightedSeedsRef

private

Definition at line 45 of file RPCSeedOverlapper.h.

Referenced by run(), and setIO().

goodweightedSeedsRef

std::vector<weightedTrajectorySeed>* RPCSeedOverlapper::goodweightedSeedsRef

private

Definition at line 44 of file RPCSeedOverlapper.h.

Referenced by run(), and setIO().

isCheckcandidateOverlap

bool RPCSeedOverlapper::isCheckcandidateOverlap

private

Definition at line 41 of file RPCSeedOverlapper.h.

Referenced by configure(), and run().

isCheckgoodOverlap

bool RPCSeedOverlapper::isCheckgoodOverlap

private

Definition at line 40 of file RPCSeedOverlapper.h.

Referenced by configure(), and run().

isConfigured

bool RPCSeedOverlapper::isConfigured

private

Definition at line 37 of file RPCSeedOverlapper.h.

Referenced by configure(), and run().

isIOset

bool RPCSeedOverlapper::isIOset

private

Definition at line 38 of file RPCSeedOverlapper.h.

Referenced by run(), setIO(), and unsetIO().

rpcGeometry

const RPCGeometry* RPCSeedOverlapper::rpcGeometry

private

Definition at line 46 of file RPCSeedOverlapper.h.

Referenced by CheckOverlap(), isShareHit(), run(), and setGeometry().

ShareRecHitsNumberThreshold

unsigned int RPCSeedOverlapper::ShareRecHitsNumberThreshold

private

Definition at line 42 of file RPCSeedOverlapper.h.

Referenced by CheckOverlap(), and configure().