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// $Id: FillerVertexes.cc,v 1.10 2010/10/20 20:34:27 bendavid Exp $
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#include "MitProd/TreeFiller/interface/FillerVertexes.h"
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#include "DataFormats/VertexReco/interface/Vertex.h"
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#include "DataFormats/VertexReco/interface/VertexFwd.h"
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#include "MitAna/DataTree/interface/Names.h"
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#include "MitAna/DataTree/interface/VertexCol.h"
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#include "MitProd/ObjectService/interface/ObjectService.h"
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#include "MitEdm/DataFormats/interface/RefToBaseToPtr.h"
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using namespace std;
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using namespace edm;
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using namespace mithep;
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//--------------------------------------------------------------------------------------------------
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FillerVertexes::FillerVertexes(const ParameterSet &cfg, const char *name, bool active) :
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BaseFiller(cfg,name,active),
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edmName_(Conf().getUntrackedParameter<string>("edmName","offlinePrimaryVertices")),
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mitName_(Conf().getUntrackedParameter<string>("mitName","PrimaryVertexes")),
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trackMapName_(Conf().getUntrackedParameter<string>("trackMapName","")),
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vertexMapName_(Conf().getUntrackedParameter<string>("vertexMapName","VertexMap")),
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vertexes_(new mithep::VertexArr(100)),
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vertexMap_(new mithep::VertexMap),
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trackMap_(0)
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{
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// Constructor.
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}
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//--------------------------------------------------------------------------------------------------
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FillerVertexes::~FillerVertexes()
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{
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// Destructor.
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delete vertexes_;
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delete vertexMap_;
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}
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//--------------------------------------------------------------------------------------------------
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void FillerVertexes::BookDataBlock(TreeWriter &tws)
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{
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// Add Vertex branch and the VertexMap to tree.
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tws.AddBranch(mitName_,&vertexes_);
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OS()->add<VertexArr>(vertexes_,mitName_);
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if (!vertexMapName_.empty()) {
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vertexMap_->SetBrName(mitName_);
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OS()->add<VertexMap>(vertexMap_,vertexMapName_);
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}
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if (!trackMapName_.empty()) {
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trackMap_ = OS()->get<TrackMap>(trackMapName_);
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if (trackMap_)
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AddBranchDep(mitName_,trackMap_->GetBrName());
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}
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}
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//--------------------------------------------------------------------------------------------------
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void FillerVertexes::FillDataBlock(const edm::Event &event,
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const edm::EventSetup &setup)
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{
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// Fill the Vertex branch.
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vertexes_->Delete();
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vertexMap_->Reset();
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Handle<reco::VertexCollection> hVertexProduct;
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GetProduct(edmName_, hVertexProduct, event);
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vertexMap_->SetEdmProductId(hVertexProduct.id().id());
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const reco::VertexCollection inVertexes = *(hVertexProduct.product());
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// loop through all vertexes
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for (reco::VertexCollection::const_iterator inV = inVertexes.begin();
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inV != inVertexes.end(); ++inV) {
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mithep::Vertex *outVertex = vertexes_->Allocate();
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new (outVertex) mithep::Vertex(inV->x(), inV->y(), inV->z(),
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inV->xError(), inV->yError(), inV->zError());
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outVertex->SetChi2(inV->chi2());
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outVertex->SetIsValid(inV->isValid());
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outVertex->SetNdof(inV->ndof());
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outVertex->SetNTracksFit(inV->tracksSize());
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//fill tracks associated to the vertex
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if (trackMap_) {
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for (reco::Vertex::trackRef_iterator iTrack = inV->tracks_begin(); iTrack!=inV->tracks_end(); ++iTrack) {
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outVertex->AddTrack(trackMap_->GetMit(mitedm::refToBaseToPtr(*iTrack)), inV->trackWeight(*iTrack));
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}
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}
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//add vertex to the map
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mitedm::VertexPtr thePtr(hVertexProduct, inV-inVertexes.begin());
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vertexMap_->Add(thePtr, outVertex);
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}
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vertexes_->Trim();
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}
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