VertexMaker Class Reference

#include <VertexMaker.h>

Public Member Functions
void	SetVars (HWW &, const edm::Event &, const edm::EventSetup &)
	VertexMaker (const edm::ParameterSet &, edm::ConsumesCollector)

Public Attributes
edm::EDGetTokenT < reco::VertexCollection >	thePVCollection_

Detailed Description

Definition at line 9 of file VertexMaker.h.

Constructor & Destructor Documentation

VertexMaker::VertexMaker	(	const edm::ParameterSet &	iConfig,
		edm::ConsumesCollector	iCollector
	)

Definition at line 6 of file VertexMaker.cc.

References edm::ConsumesCollector::consumes(), edm::ParameterSet::getParameter(), and thePVCollection_.

                                                                                       {

  thePVCollection_       = iCollector.consumes<reco::VertexCollection>(iConfig.getParameter<edm::InputTag>("primaryVertexInputTag"));

}

Member Function Documentation

void VertexMaker::SetVars	(	HWW &	hww,
		const edm::Event &	iEvent,
		const edm::EventSetup &	iSetup
	)

Definition at line 12 of file VertexMaker.cc.

References edm::Event::getByToken(), i, cmsHarvester::index, j, HWW::Load_vtxs_covMatrix(), HWW::Load_vtxs_isFake(), HWW::Load_vtxs_ndof(), HWW::Load_vtxs_position(), HWW::Load_vtxs_sumpt(), HWW::Load_vtxs_xError(), HWW::Load_vtxs_yError(), HWW::Load_vtxs_zError(), edm::Handle< T >::product(), thePVCollection_, GoodVertex_cfg::vertexCollection, HWW::vtxs_covMatrix(), HWW::vtxs_isFake(), HWW::vtxs_ndof(), HWW::vtxs_position(), HWW::vtxs_sumpt(), HWW::vtxs_xError(), HWW::vtxs_yError(), and HWW::vtxs_zError().

Referenced by HWWAnalyzer::analyze().

                                                                                      {

  hww.Load_vtxs_position();
  hww.Load_vtxs_xError();
  hww.Load_vtxs_yError();
  hww.Load_vtxs_zError();
  hww.Load_vtxs_ndof();
  hww.Load_vtxs_isFake();
  hww.Load_vtxs_sumpt();
  hww.Load_vtxs_covMatrix();

  bool validToken;

  // get the primary vertices
  edm::Handle<reco::VertexCollection> vertexHandle;
  validToken = iEvent.getByToken(thePVCollection_, vertexHandle); 
  if(!validToken) return;
  const reco::VertexCollection *vertexCollection = vertexHandle.product();

  unsigned int index = 0;
  const unsigned int covMatrix_dim = 3;

  for (reco::VertexCollection::const_iterator vtx = vertexCollection->begin(); vtx != vertexCollection->end(); ++vtx, ++index) {
    hww.vtxs_position()         .push_back( LorentzVector( vtx->position().x(), vtx->position().y(), vtx->position().z(), 0 ) );
    hww.vtxs_xError()           .push_back( vtx->xError()            );
    hww.vtxs_yError()           .push_back( vtx->yError()            );
    hww.vtxs_zError()           .push_back( vtx->zError()            );
    hww.vtxs_ndof()             .push_back( vtx->ndof()              );
    hww.vtxs_isFake()           .push_back( vtx->isFake()            );
    double sumpt = 0;
    for (reco::Vertex::trackRef_iterator i = vtx->tracks_begin(); i != vtx->tracks_end(); ++i) sumpt += (*i)->pt();

    hww.vtxs_sumpt().push_back(sumpt);

    std::vector<float> temp_vec;
    temp_vec.clear();

    for( unsigned int i = 0; i < covMatrix_dim; i++ ) {
      for( unsigned int j = 0; j < covMatrix_dim; j++ ) {
        temp_vec.push_back( vtx->covariance(i, j) );
      }
    }

    hww.vtxs_covMatrix().push_back( temp_vec );
    
  }

}

Member Data Documentation

edm::EDGetTokenT<reco::VertexCollection> VertexMaker::thePVCollection_

Definition at line 16 of file VertexMaker.h.

Referenced by SetVars(), and VertexMaker().