RPCSeedOverlapper Class Reference

#include <RPCSeedOverlapper.h>

Public Member Functions
void	configure (const edm::ParameterSet &iConfig)
	RPCSeedOverlapper ()
void	run ()
void	setEventSetup (const edm::EventSetup &iSetup)
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 edm::EventSetup &iSetup, std::vector< weightedTrajectorySeed > *SeedsRef)
bool	isShareHit (const edm::OwnVector< TrackingRecHit > &RecHits, const TrackingRecHit &hit, edm::ESHandle< RPCGeometry > rpcGeometry)

Private Attributes
std::vector< weightedTrajectorySeed > *	candidateweightedSeedsRef
const edm::EventSetup *	eSetup
std::vector< weightedTrajectorySeed > *	goodweightedSeedsRef
bool	isCheckcandidateOverlap
bool	isCheckgoodOverlap
bool	isConfigured
bool	isEventSetupset
bool	isIOset
unsigned int	ShareRecHitsNumberThreshold

Detailed Description

Definition at line 21 of file RPCSeedOverlapper.h.

Member Typedef Documentation

typedef RPCSeedPattern::weightedTrajectorySeed RPCSeedOverlapper::weightedTrajectorySeed

private

Definition at line 23 of file RPCSeedOverlapper.h.

Constructor & Destructor Documentation

RPCSeedOverlapper::RPCSeedOverlapper

(

)

Definition at line 14 of file RPCSeedOverlapper.cc.

                                     {

    isConfigured = false; 
    isIOset = false;
    isEventSetupset = false;
}

RPCSeedOverlapper::~RPCSeedOverlapper

(

)

Definition at line 21 of file RPCSeedOverlapper.cc.

                                      {

}

Member Function Documentation

void RPCSeedOverlapper::CheckOverlap ( const edm::EventSetup &  iSetup, std::vector< weightedTrajectorySeed > *  SeedsRef  )

private

Definition at line 63 of file RPCSeedOverlapper.cc.

References edm::OwnVector< T, P >::clear(), gather_cfg::cout, edm::EventSetup::get(), N, edm::OwnVector< T, P >::push_back(), and edm::OwnVector< T, P >::size().

                                                                                                                     {

    std::vector<weightedTrajectorySeed> sortweightedSeeds;
    std::vector<weightedTrajectorySeed> tempweightedSeeds;
    edm::OwnVector<TrackingRecHit> tempRecHits;

    edm::ESHandle<RPCGeometry> rpcGeometry;
    iSetup.get<MuonGeometryRecord>().get(rpcGeometry);

    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++) {
            TrajectorySeed::range RecHitsRange = itweightedseed->first.recHits();
            if(N == 0) {
                cout << "Always take the 1st weighted seed to be the referrence." << endl;
                for(TrajectorySeed::const_iterator it = RecHitsRange.first; it != RecHitsRange.second; it++) {
                    cout << "Put its recHits to tempRecHits" << endl;
                    tempRecHits.push_back(it->clone());
                }
                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(TrajectorySeed::const_iterator it = RecHitsRange.first; it != RecHitsRange.second; it++) {
                    if(isShareHit(tempRecHits, *it, rpcGeometry))
                        ShareRecHitsNumber++;
                }
                if(ShareRecHitsNumber >= ShareRecHitsNumberThreshold) {
                    cout <<"This seed is found to belong to current share group" << endl;
                    for(TrajectorySeed::const_iterator it = RecHitsRange.first; it != RecHitsRange.second; it++) {
                        if(!isShareHit(tempRecHits, *it, rpcGeometry)) {
                            cout << "Put its extra recHits to tempRecHits" << endl;
                            tempRecHits.push_back(it->clone());
                        }
                    }
                    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(TrajectorySeed::const_iterator it = bestweightedSeed.first.recHits().first; it != bestweightedSeed.first.recHits().second; it++)
            tempRecHits.push_back(it->clone());

        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;
            TrajectorySeed::range RecHitsRange = itweightedseed->first.recHits();
            bool isShare = false;
            for(TrajectorySeed::const_iterator it = RecHitsRange.first; it != RecHitsRange.second; it++)
                if(isShareHit(tempRecHits, *it, 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;
}

void RPCSeedOverlapper::configure

(

const edm::ParameterSet &

iConfig

)

Definition at line 25 of file RPCSeedOverlapper.cc.

References edm::ParameterSet::getParameter().

                                                                {

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

bool RPCSeedOverlapper::isShareHit ( const edm::OwnVector< TrackingRecHit > &  RecHits, const TrackingRecHit &  hit, edm::ESHandle< RPCGeometry >  rpcGeometry  )

private

Definition at line 168 of file RPCSeedOverlapper.cc.

References edm::OwnVector< T, P >::begin(), gather_cfg::cout, edm::OwnVector< T, P >::end(), TrackingRecHit::geographicalId(), RPCGeometry::idToDetUnit(), TrackingRecHit::localPosition(), gen::n, edm::OwnVector< T, P >::size(), GeomDet::toGlobal(), PV3DBase< T, PVType, FrameType >::x(), PV3DBase< T, PVType, FrameType >::y(), and PV3DBase< T, PVType, FrameType >::z().

                                                                                                                                               {

    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(edm::OwnVector<TrackingRecHit>::const_iterator it = RecHits.begin(); it !=RecHits.end(); it++, n++) {
        cout << "Checking the " << n << " th recHit from tempRecHits" << endl;
        LocalPoint lpos2 = it->localPosition();
        DetId RPCId2 = it->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;
}

void RPCSeedOverlapper::run

(

)

Definition at line 51 of file RPCSeedOverlapper.cc.

References g4SimHits_cfi::CheckOverlap, and gather_cfg::cout.

                            {

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

void RPCSeedOverlapper::setEventSetup

(

const edm::EventSetup &

iSetup

)

Definition at line 45 of file RPCSeedOverlapper.cc.

                                                                 {

    eSetup = &iSetup;
    isEventSetupset = true;
}

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

Definition at line 33 of file RPCSeedOverlapper.cc.

                                                                                                                                         {

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

void RPCSeedOverlapper::unsetIO

(

)

Definition at line 40 of file RPCSeedOverlapper.cc.

                                {

    isIOset = false;
}

Member Data Documentation

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

private

Definition at line 46 of file RPCSeedOverlapper.h.

const edm::EventSetup* RPCSeedOverlapper::eSetup

private

Definition at line 47 of file RPCSeedOverlapper.h.

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

private

Definition at line 45 of file RPCSeedOverlapper.h.

bool RPCSeedOverlapper::isCheckcandidateOverlap

private

Definition at line 42 of file RPCSeedOverlapper.h.

bool RPCSeedOverlapper::isCheckgoodOverlap

private

Definition at line 41 of file RPCSeedOverlapper.h.

bool RPCSeedOverlapper::isConfigured

private

Definition at line 37 of file RPCSeedOverlapper.h.

bool RPCSeedOverlapper::isEventSetupset

private

Definition at line 39 of file RPCSeedOverlapper.h.

bool RPCSeedOverlapper::isIOset

private

Definition at line 38 of file RPCSeedOverlapper.h.

unsigned int RPCSeedOverlapper::ShareRecHitsNumberThreshold

private

Definition at line 43 of file RPCSeedOverlapper.h.