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#include "UserCode/ShallowTools/interface/ShallowRechitClustersProducer.h"
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#include "DataFormats/TrackerRecHit2D/interface/SiStripRecHit2DCollection.h"
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#include "Geometry/TrackerGeometryBuilder/interface/TrackerGeometry.h"
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#include "Geometry/Records/interface/TrackerDigiGeometryRecord.h"
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#include "Geometry/TrackerGeometryBuilder/interface/StripGeomDetUnit.h"
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#include "Geometry/CommonTopologies/interface/StripTopology.h"
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#include "FWCore/Framework/interface/ESHandle.h"
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#include "UserCode/ShallowTools/interface/ShallowTools.h"
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ShallowRechitClustersProducer::ShallowRechitClustersProducer(const edm::ParameterSet& iConfig)
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: Suffix ( iConfig.getParameter<std::string>("Suffix") ),
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Prefix ( iConfig.getParameter<std::string>("Prefix") ),
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inputTags ( iConfig.getParameter<std::vector<edm::InputTag> >("InputTags"))
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{
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produces <std::vector<float> > ( Prefix + "strip" + Suffix );
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produces <std::vector<float> > ( Prefix + "merr" + Suffix );
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produces <std::vector<float> > ( Prefix + "localx" + Suffix );
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produces <std::vector<float> > ( Prefix + "localy" + Suffix );
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produces <std::vector<float> > ( Prefix + "localxerr" + Suffix );
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produces <std::vector<float> > ( Prefix + "localyerr" + Suffix );
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produces <std::vector<float> > ( Prefix + "globalx" + Suffix );
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produces <std::vector<float> > ( Prefix + "globaly" + Suffix );
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produces <std::vector<float> > ( Prefix + "globalz" + Suffix );
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}
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void ShallowRechitClustersProducer::
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produce(edm::Event& iEvent, const edm::EventSetup& iSetup) {
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shallow::CLUSTERMAP clustermap = shallow::make_cluster_map(iEvent);
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int size = clustermap.size();
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std::auto_ptr<std::vector<float> > strip ( new std::vector<float>(size, -10000 ));
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std::auto_ptr<std::vector<float> > merr ( new std::vector<float>(size, -10000 ));
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std::auto_ptr<std::vector<float> > localx ( new std::vector<float>(size, -10000 ));
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std::auto_ptr<std::vector<float> > localy ( new std::vector<float>(size, -10000 ));
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std::auto_ptr<std::vector<float> > localxerr ( new std::vector<float>(size, -1 ));
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std::auto_ptr<std::vector<float> > localyerr ( new std::vector<float>(size, -1 ));
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std::auto_ptr<std::vector<float> > globalx ( new std::vector<float>(size, -10000 ));
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std::auto_ptr<std::vector<float> > globaly ( new std::vector<float>(size, -10000 ));
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std::auto_ptr<std::vector<float> > globalz ( new std::vector<float>(size, -10000 ));
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edm::ESHandle<TrackerGeometry> theTrackerGeometry; iSetup.get<TrackerDigiGeometryRecord>().get( theTrackerGeometry );
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BOOST_FOREACH(const edm::InputTag& input, inputTags ) { edm::Handle<SiStripRecHit2DCollection> recHits; iEvent.getByLabel(input, recHits);
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BOOST_FOREACH( const SiStripRecHit2DCollection::value_type& ds, *recHits) {
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BOOST_FOREACH( const SiStripRecHit2D& hit, ds) {
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shallow::CLUSTERMAP::iterator cluster = clustermap.find( std::make_pair(hit.geographicalId().rawId(), hit.cluster()->firstStrip() ) );
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if(cluster != clustermap.end() ) {
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const StripGeomDetUnit* theStripDet = dynamic_cast<const StripGeomDetUnit*>( theTrackerGeometry->idToDet( hit.geographicalId() ) );
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unsigned int i = cluster->second;
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strip->at(i) = theStripDet->specificTopology().strip(hit.localPosition());
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merr->at(i) = sqrt(theStripDet->specificTopology().measurementError(hit.localPosition(), hit.localPositionError()).uu());
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localx->at(i) = hit.localPosition().x();
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localy->at(i) = hit.localPosition().y();
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localxerr->at(i) = sqrt(hit.localPositionError().xx());
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localyerr->at(i) = sqrt(hit.localPositionError().yy());
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globalx->at(i) = theStripDet->toGlobal(hit.localPosition()).x();
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globaly->at(i) = theStripDet->toGlobal(hit.localPosition()).y();
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globalz->at(i) = theStripDet->toGlobal(hit.localPosition()).z();
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}
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else {throw cms::Exception("cluster not found");}
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}
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}
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}
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iEvent.put( strip, Prefix + "strip" + Suffix );
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iEvent.put( merr, Prefix + "merr" + Suffix );
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iEvent.put( localx , Prefix + "localx" + Suffix );
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iEvent.put( localy , Prefix + "localy" + Suffix );
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iEvent.put( localxerr , Prefix + "localxerr" + Suffix );
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iEvent.put( localyerr , Prefix + "localyerr" + Suffix );
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iEvent.put( globalx , Prefix + "globalx" + Suffix );
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iEvent.put( globaly , Prefix + "globaly" + Suffix );
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iEvent.put( globalz , Prefix + "globalz" + Suffix );
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}
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