| 1 |
loizides |
1.1 |
// $Id: FillerGlobalMuons.cc,v 1.3 2008/06/18 19:17:21 loizides Exp $
|
| 2 |
|
|
|
| 3 |
|
|
#include "MitProd/TreeFiller/interface/FillerTracks.h"
|
| 4 |
|
|
#include "FWCore/MessageLogger/interface/MessageLogger.h"
|
| 5 |
|
|
#include "DataFormats/Common/interface/Handle.h"
|
| 6 |
|
|
#include "DataFormats/TrackReco/interface/Track.h"
|
| 7 |
|
|
#include "DataFormats/TrackReco/interface/TrackFwd.h"
|
| 8 |
|
|
#include "SimDataFormats/TrackingAnalysis/interface/TrackingParticle.h"
|
| 9 |
|
|
#include "SimDataFormats/TrackingAnalysis/interface/TrackingParticleFwd.h"
|
| 10 |
|
|
#include "DataFormats/RecoCandidate/interface/TrackAssociation.h"
|
| 11 |
|
|
|
| 12 |
|
|
#include "MitAna/DataTree/interface/Track.h"
|
| 13 |
|
|
#include "MitAna/DataTree/interface/Names.h"
|
| 14 |
|
|
|
| 15 |
|
|
using namespace std;
|
| 16 |
|
|
using namespace edm;
|
| 17 |
|
|
using namespace mithep;
|
| 18 |
|
|
|
| 19 |
|
|
//-------------------------------------------------------------------------------------------------
|
| 20 |
|
|
FillerTracks::FillerTracks(const ParameterSet &cfg,
|
| 21 |
|
|
const char *name="Tracks", const SimParticleMap *sm) :
|
| 22 |
|
|
BaseFiller(cfg, name),
|
| 23 |
|
|
edmName_(Conf().getUntrackedParameter<string>("edmName","")),
|
| 24 |
|
|
edmDataName_(Conf().getUntrackedParameter<string>("edmDataName","")),
|
| 25 |
|
|
mitName_(Conf().getUntrackedParameter<string>("mitName","")),
|
| 26 |
|
|
edmSimAssociationName_(Conf().getUntrackedParameter<string>("edmSimAssociationName","")),
|
| 27 |
|
|
simMap_(sm),
|
| 28 |
|
|
tracks_(new mithep::TrackArr),
|
| 29 |
|
|
trackMap_(new mithep::TrackMap)
|
| 30 |
|
|
{
|
| 31 |
|
|
// Constructor.
|
| 32 |
|
|
}
|
| 33 |
|
|
|
| 34 |
|
|
//-------------------------------------------------------------------------------------------------
|
| 35 |
|
|
FillerTracks::~FillerTracks()
|
| 36 |
|
|
{
|
| 37 |
|
|
// Destructor.
|
| 38 |
|
|
|
| 39 |
|
|
delete trackMap_;
|
| 40 |
|
|
}
|
| 41 |
|
|
|
| 42 |
|
|
//-------------------------------------------------------------------------------------------------
|
| 43 |
|
|
void FillerTracks::BookDataBlock(TreeWriter &tws)
|
| 44 |
|
|
{
|
| 45 |
|
|
// Add tracks branch to tree.
|
| 46 |
|
|
|
| 47 |
|
|
tws.AddBranch(mitName_.c_str(),&tracks_);
|
| 48 |
|
|
}
|
| 49 |
|
|
|
| 50 |
|
|
//-------------------------------------------------------------------------------------------------
|
| 51 |
|
|
void FillerTracks::FillDataBlock(const edm::Event &event,
|
| 52 |
|
|
const edm::EventSetup &setup)
|
| 53 |
|
|
{
|
| 54 |
|
|
// Fill tracks from edm collection into our collection.
|
| 55 |
|
|
|
| 56 |
|
|
tracks_->Reset();
|
| 57 |
|
|
trackMap_->Reset();
|
| 58 |
|
|
|
| 59 |
|
|
// get the tracks collection
|
| 60 |
|
|
try {
|
| 61 |
|
|
if (edmDataName_ == "")
|
| 62 |
|
|
event.getByLabel(edmName_,trackProduct_);
|
| 63 |
|
|
else
|
| 64 |
|
|
event.getByLabel(edmName_,edmDataName_,trackProduct_);
|
| 65 |
|
|
} catch (cms::Exception& ex) {
|
| 66 |
|
|
edm::LogError("FillerTracks") << "Error! Cannot get collection with label "
|
| 67 |
|
|
<< edmName_ << endl;
|
| 68 |
|
|
throw edm::Exception(edm::errors::Configuration, "FillerTracks:FillDataBlock()\n")
|
| 69 |
|
|
<< "Error! Cannot get collection with label " << edmName_ << endl;
|
| 70 |
|
|
}
|
| 71 |
|
|
|
| 72 |
|
|
trackMap_->SetEdmProductId(trackProduct_.id().id());
|
| 73 |
|
|
const reco::TrackCollection inTracks = *(trackProduct_.product());
|
| 74 |
|
|
|
| 75 |
|
|
// if we have a Sim Particle association (for monte carlo), initialize the reco->sim mappings
|
| 76 |
|
|
reco::RecoToSimCollection simAssociation;
|
| 77 |
|
|
if (simMap_ && !edmSimAssociationName_.empty()) {
|
| 78 |
|
|
Handle<reco::RecoToSimCollection> simAssociationProduct;
|
| 79 |
|
|
try {
|
| 80 |
|
|
event.getByLabel(edmSimAssociationName_, simAssociationProduct);
|
| 81 |
|
|
}
|
| 82 |
|
|
catch (cms::Exception& ex) {
|
| 83 |
|
|
edm::LogError("FillerTracks") << "Error! Cannot get collection with label "
|
| 84 |
|
|
<< edmSimAssociationName_ << endl;
|
| 85 |
|
|
throw edm::Exception(edm::errors::Configuration, "FillerTracks:FillDataBlock()\n")
|
| 86 |
|
|
<< "Error! Cannot get collection with label " << edmSimAssociationName_ << endl;
|
| 87 |
|
|
}
|
| 88 |
|
|
simAssociation = *(simAssociationProduct.product());
|
| 89 |
|
|
}
|
| 90 |
|
|
|
| 91 |
|
|
// loop through all tracks
|
| 92 |
|
|
for (reco::TrackCollection::const_iterator inTrack = inTracks.begin();
|
| 93 |
|
|
inTrack != inTracks.end(); ++inTrack) {
|
| 94 |
|
|
|
| 95 |
|
|
mithep::Track* outTrack = tracks_->Allocate();
|
| 96 |
|
|
new (outTrack) mithep::Track(inTrack->phi(),inTrack->d0(),inTrack->pt(),inTrack->dz(),inTrack->theta());
|
| 97 |
|
|
|
| 98 |
|
|
|
| 99 |
|
|
outTrack->SetErrors(inTrack->phiError(),
|
| 100 |
|
|
inTrack->d0Error(),
|
| 101 |
|
|
inTrack->ptError(),
|
| 102 |
|
|
inTrack->dzError(),
|
| 103 |
|
|
inTrack->thetaError());
|
| 104 |
|
|
|
| 105 |
|
|
outTrack->SetCharge(inTrack->charge());
|
| 106 |
|
|
|
| 107 |
|
|
// add reference between mithep and edm object
|
| 108 |
|
|
reco::TrackRef theRef(trackProduct_, inTrack-inTracks.begin());
|
| 109 |
|
|
trackMap_->Add(theRef, outTrack);
|
| 110 |
|
|
|
| 111 |
|
|
if (simMap_ && !edmSimAssociationName_.empty()) {
|
| 112 |
|
|
reco::TrackBaseRef theBaseRef(theRef);
|
| 113 |
|
|
vector<pair<TrackingParticleRef, double> > simRefs;
|
| 114 |
|
|
Bool_t noSimParticle=0;
|
| 115 |
|
|
try {
|
| 116 |
|
|
simRefs = simAssociation[theBaseRef]; //try to get the sim references if existing
|
| 117 |
|
|
}
|
| 118 |
|
|
catch (edm::Exception& ex) {
|
| 119 |
|
|
noSimParticle=1;
|
| 120 |
|
|
}
|
| 121 |
|
|
if (!noSimParticle) { //loop through sim match candidates
|
| 122 |
|
|
for (vector<pair<TrackingParticleRef, double> >::const_iterator simRefPair=simRefs.begin();
|
| 123 |
|
|
simRefPair != simRefs.end(); ++simRefPair)
|
| 124 |
|
|
|
| 125 |
|
|
if ( simRefPair->second > 0.5 ) // require more than 50% shared hits between reco and sim
|
| 126 |
|
|
outTrack->SetSimParticle(simMap_->GetMit(simRefPair->first)); //add reco->sim reference
|
| 127 |
|
|
}
|
| 128 |
|
|
}
|
| 129 |
|
|
}
|
| 130 |
|
|
|
| 131 |
|
|
tracks_->Trim();
|
| 132 |
|
|
}
|
