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00001 #include "FWCore/Framework/interface/Frameworkfwd.h"
00002 #include "FWCore/Framework/interface/EDProducer.h"
00003 #include "FWCore/Framework/interface/Event.h"
00004 #include "FWCore/ParameterSet/interface/ParameterSet.h"
00005 #include "FWCore/Utilities/interface/InputTag.h"
00006 
00007 #include "DataFormats/SiStripCluster/interface/SiStripCluster.h"
00008 #include "DataFormats/SiPixelCluster/interface/SiPixelCluster.h"
00009 #include "DataFormats/TrackerRecHit2D/interface/SiStripRecHit2D.h"
00010 #include "DataFormats/TrackerRecHit2D/interface/SiStripRecHit1D.h"
00011 #include "DataFormats/TrackerRecHit2D/interface/SiStripMatchedRecHit2D.h"
00012 #include "DataFormats/TrackerRecHit2D/interface/ProjectedSiStripRecHit2D.h"
00013 #include "DataFormats/TrackerRecHit2D/interface/SiPixelRecHit.h"
00014 #include "DataFormats/TrackerRecHit2D/interface/SiPixelRecHitCollection.h"
00015 #include "DataFormats/TrackerRecHit2D/interface/SiStripRecHit2DCollection.h"
00016 #include "DataFormats/Common/interface/Handle.h"
00017 #include "DataFormats/SiPixelDetId/interface/PixelSubdetector.h"
00018 #include "DataFormats/SiStripDetId/interface/StripSubdetector.h"
00019 #include "DataFormats/Common/interface/DetSetVector.h"
00020 #include "DataFormats/Common/interface/DetSetVectorNew.h"
00021 #include "DataFormats/Provenance/interface/ProductID.h"
00022 
00023 #include "DataFormats/TrackReco/interface/Track.h"
00024 #include "DataFormats/TrackerRecHit2D/interface/ClusterRemovalInfo.h"
00025 
00026 #include "TrackingTools/PatternTools/interface/Trajectory.h"
00027 #include "TrackingTools/PatternTools/interface/TrajTrackAssociation.h"
00028 #include "TrackingTools/TrajectoryState/interface/TrajectoryStateOnSurface.h"
00029 //
00030 // class decleration
00031 //
00032 
00033 class HLTTrackClusterRemover : public edm::EDProducer {
00034     public:
00035         HLTTrackClusterRemover(const edm::ParameterSet& iConfig) ;
00036         ~HLTTrackClusterRemover() ;
00037         void produce(edm::Event &iEvent, const edm::EventSetup &iSetup) ;
00038     private:
00039         struct ParamBlock {
00040             ParamBlock() : isSet_(false), usesCharge_(false) {}
00041             ParamBlock(const edm::ParameterSet& iConfig) :
00042                 isSet_(true), 
00043                 usesCharge_(iConfig.exists("maxCharge")),
00044                 usesSize_(iConfig.exists("maxSize")),
00045                 maxChi2_(iConfig.getParameter<double>("maxChi2")),
00046                 maxCharge_(usesCharge_ ? iConfig.getParameter<double>("maxCharge") : 0), 
00047                 maxSize_(usesSize_ ? iConfig.getParameter<uint32_t>("maxSize") : 0) { }
00048             bool  isSet_, usesCharge_, usesSize_;
00049             float maxChi2_, maxCharge_;
00050             size_t maxSize_;
00051         };
00052         static const unsigned int NumberOfParamBlocks = 6;
00053 
00054         edm::InputTag trajectories_;
00055         bool doStrip_, doPixel_;
00056         edm::InputTag stripClusters_, pixelClusters_;
00057         bool mergeOld_;
00058         edm::InputTag oldRemovalInfo_;
00059 
00060         ParamBlock pblocks_[NumberOfParamBlocks];
00061         void readPSet(const edm::ParameterSet& iConfig, const std::string &name, 
00062                 int id1=-1, int id2=-1, int id3=-1, int id4=-1, int id5=-1, int id6=-1) ;
00063 
00064         std::vector<uint8_t> pixels, strips;                // avoid unneed alloc/dealloc of this
00065         edm::ProductID pixelSourceProdID, stripSourceProdID; // ProdIDs refs must point to (for consistency tests)
00066 
00067         inline void process(const TrackingRecHit *hit, float chi2);
00068         inline void process(const SiStripRecHit2D *hit2D, uint32_t subdet);
00069         inline void process(const SiStripRecHit1D *hit1D, uint32_t subdet);
00070 
00071         template<typename T> 
00072         std::auto_ptr<edmNew::DetSetVector<T> >
00073         cleanup(const edmNew::DetSetVector<T> &oldClusters, const std::vector<uint8_t> &isGood, 
00074                     reco::ClusterRemovalInfo::Indices &refs, const reco::ClusterRemovalInfo::Indices *oldRefs) ;
00075 
00076         // Carries in full removal info about a given det from oldRefs
00077         void mergeOld(reco::ClusterRemovalInfo::Indices &refs, const reco::ClusterRemovalInfo::Indices &oldRefs) ;
00078 
00079   bool makeProducts_;
00080   std::map<uint32_t, std::set< SiStripRecHit1D::ClusterRegionalRef > > collectedRegStrip;
00081   std::map<uint32_t, std::set< SiPixelRecHit::ClusterRef  > > collectedPixel;
00082 };
00083 
00084 
00085 using namespace std;
00086 using namespace edm;
00087 using namespace reco;
00088 
00089 void
00090 HLTTrackClusterRemover::readPSet(const edm::ParameterSet& iConfig, const std::string &name, 
00091     int id1, int id2, int id3, int id4, int id5, int id6) 
00092 {
00093     if (iConfig.exists(name)) {
00094         ParamBlock pblock(iConfig.getParameter<ParameterSet>(name));
00095         if (id1 == -1) {
00096             fill(pblocks_, pblocks_+NumberOfParamBlocks, pblock);
00097         } else {
00098             pblocks_[id1] = pblock;
00099             if (id2 != -1) pblocks_[id2] = pblock;
00100             if (id3 != -1) pblocks_[id3] = pblock;
00101             if (id4 != -1) pblocks_[id4] = pblock;
00102             if (id5 != -1) pblocks_[id5] = pblock;
00103             if (id6 != -1) pblocks_[id6] = pblock;
00104         }
00105     }
00106 }
00107 
00108 HLTTrackClusterRemover::HLTTrackClusterRemover(const ParameterSet& iConfig):
00109     trajectories_(iConfig.getParameter<InputTag>("trajectories")),
00110     doStrip_(iConfig.existsAs<bool>("doStrip") ? iConfig.getParameter<bool>("doStrip") : true),
00111     doPixel_(iConfig.existsAs<bool>("doPixel") ? iConfig.getParameter<bool>("doPixel") : true),
00112     stripClusters_(doStrip_ ? iConfig.getParameter<InputTag>("stripClusters") : InputTag("NONE")),
00113     pixelClusters_(doPixel_ ? iConfig.getParameter<InputTag>("pixelClusters") : InputTag("NONE")),
00114     mergeOld_(false),
00115     oldRemovalInfo_(edm::InputTag()),
00116     makeProducts_(true)
00117 {
00118 
00119   if (iConfig.exists("oldClusterRemovalInfo"))
00120     {
00121       oldRemovalInfo_=iConfig.getParameter<InputTag>("oldClusterRemovalInfo");
00122       if (not (oldRemovalInfo_== edm::InputTag())) mergeOld_=true;
00123     }
00124 
00125     fill(pblocks_, pblocks_+NumberOfParamBlocks, ParamBlock());
00126     readPSet(iConfig, "Common",-1);
00127     if (doPixel_) {
00128         readPSet(iConfig, "Pixel" ,0,1);
00129         readPSet(iConfig, "PXB" ,0);
00130         readPSet(iConfig, "PXE" ,1);
00131     }
00132     if (doStrip_) {
00133         readPSet(iConfig, "Strip" ,2,3,4,5);
00134         readPSet(iConfig, "StripInner" ,2,3);
00135         readPSet(iConfig, "StripOuter" ,4,5);
00136         readPSet(iConfig, "TIB" ,2);
00137         readPSet(iConfig, "TID" ,3);
00138         readPSet(iConfig, "TOB" ,4);
00139         readPSet(iConfig, "TEC" ,5);
00140     }
00141 
00142     bool usingCharge = false;
00143     for (size_t i = 0; i < NumberOfParamBlocks; ++i) {
00144         if (!pblocks_[i].isSet_) throw cms::Exception("Configuration Error") << "HLTTrackClusterRemover: Missing configuration for detector with subDetID = " << (i+1);
00145         if (pblocks_[i].usesCharge_ && !usingCharge) {
00146             throw cms::Exception("Configuration Error") << "HLTTrackClusterRemover: Configuration for subDetID = " << (i+1) << " uses cluster charge, which is not enabled.";
00147         }
00148     }
00149 
00150     produces<edmNew::DetSetVector<SiPixelClusterRefNew> >();
00151     produces<edmNew::DetSetVector<SiStripRecHit1D::ClusterRegionalRef> >();
00152 
00153 }
00154 
00155 
00156 HLTTrackClusterRemover::~HLTTrackClusterRemover()
00157 {
00158 }
00159 
00160 void HLTTrackClusterRemover::mergeOld(ClusterRemovalInfo::Indices &refs,
00161                                             const ClusterRemovalInfo::Indices &oldRefs) 
00162 {
00163         for (size_t i = 0, n = refs.size(); i < n; ++i) {
00164             refs[i] = oldRefs[refs[i]];
00165        }
00166 }
00167 
00168  
00169 template<typename T> 
00170 auto_ptr<edmNew::DetSetVector<T> >
00171 HLTTrackClusterRemover::cleanup(const edmNew::DetSetVector<T> &oldClusters, const std::vector<uint8_t> &isGood, 
00172                              reco::ClusterRemovalInfo::Indices &refs, const reco::ClusterRemovalInfo::Indices *oldRefs){
00173     typedef typename edmNew::DetSetVector<T>             DSV;
00174     typedef typename edmNew::DetSetVector<T>::FastFiller DSF;
00175     typedef typename edmNew::DetSet<T>                   DS;
00176     auto_ptr<DSV> output(new DSV());
00177     output->reserve(oldClusters.size(), oldClusters.dataSize());
00178 
00179     unsigned int countOld=0;
00180     unsigned int countNew=0;
00181 
00182     // cluster removal loop
00183     const T * firstOffset = & oldClusters.data().front();
00184     for (typename DSV::const_iterator itdet = oldClusters.begin(), enddet = oldClusters.end(); itdet != enddet; ++itdet) {
00185         DS oldDS = *itdet;
00186 
00187         if (oldDS.empty()) continue; // skip empty detsets
00188 
00189         uint32_t id = oldDS.detId();
00190         DSF outds(*output, id);
00191 
00192         for (typename DS::const_iterator it = oldDS.begin(), ed = oldDS.end(); it != ed; ++it) {
00193             uint32_t index = ((&*it) - firstOffset);
00194             countOld++;
00195             if (isGood[index]) { 
00196                 outds.push_back(*it);
00197                 countNew++;
00198                 refs.push_back(index); 
00199                 //std::cout << "HLTTrackClusterRemover::cleanup " << typeid(T).name() << " reference " << index << " to " << (refs.size() - 1) << std::endl;
00200             }
00201 
00202         }
00203         if (outds.empty()) outds.abort(); // not write in an empty DSV
00204     }
00205     //    double fraction = countNew  / (double) countOld;
00206     //    std::cout<<"fraction: "<<fraction<<std::endl;
00207     if (oldRefs != 0) mergeOld(refs, *oldRefs);
00208     return output;
00209 }
00210 
00211 
00212 void HLTTrackClusterRemover::process(const SiStripRecHit2D *hit, uint32_t subdet) {
00213   SiStripRecHit2D::ClusterRegionalRef clusterReg = hit->cluster_regional();
00214   if (clusterReg.id() != stripSourceProdID) throw cms::Exception("Inconsistent Data") <<
00215     "HLTTrackClusterRemover: strip cluster ref from Product ID = " << clusterReg.id() <<
00216     " does not match with source cluster collection (ID = " << stripSourceProdID << ")\n.";
00217   collectedRegStrip[hit->geographicalId()].insert(clusterReg);
00218 }
00219 
00220 void HLTTrackClusterRemover::process(const SiStripRecHit1D *hit, uint32_t subdet) {
00221   SiStripRecHit2D::ClusterRegionalRef clusterReg = hit->cluster_regional();
00222   if (clusterReg.id() != stripSourceProdID) throw cms::Exception("Inconsistent Data") << 
00223     "HLTTrackClusterRemover: strip cluster ref from Product ID = " << clusterReg.id() << 
00224     " does not match with source cluster collection (ID = " << stripSourceProdID << ")\n.";
00225   collectedRegStrip[hit->geographicalId()].insert(clusterReg);
00226 }
00227 
00228 
00229 
00230 void HLTTrackClusterRemover::process(const TrackingRecHit *hit, float chi2) {
00231     DetId detid = hit->geographicalId(); 
00232     uint32_t subdet = detid.subdetId();
00233 
00234     assert ((subdet > 0) && (subdet <= NumberOfParamBlocks));
00235 
00236     // chi2 cut
00237     if (chi2 > pblocks_[subdet-1].maxChi2_) return;
00238 
00239     if ((subdet == PixelSubdetector::PixelBarrel) || (subdet == PixelSubdetector::PixelEndcap)) {
00240       //      std::cout<<"process pxl hit"<<std::endl;
00241         if (!doPixel_) return;
00242         // this is a pixel, and i *know* it is
00243         const SiPixelRecHit *pixelHit = static_cast<const SiPixelRecHit *>(hit);
00244 
00245         SiPixelRecHit::ClusterRef cluster = pixelHit->cluster();
00246 
00247         if (cluster.id() != pixelSourceProdID) throw cms::Exception("Inconsistent Data") << 
00248                 "HLTTrackClusterRemover: pixel cluster ref from Product ID = " << cluster.id() << 
00249                 " does not match with source cluster collection (ID = " << pixelSourceProdID << ")\n.";
00250 
00251         assert(cluster.id() == pixelSourceProdID);
00252 //DBG// cout << "HIT NEW PIXEL DETID = " << detid.rawId() << ", Cluster [ " << cluster.key().first << " / " <<  cluster.key().second << " ] " << endl;
00253 
00254         // if requested, cut on cluster size
00255         if (pblocks_[subdet-1].usesSize_ && (cluster->pixels().size() > pblocks_[subdet-1].maxSize_)) return;
00256 
00257         // mark as used
00258         //        pixels[cluster.key()] = false;
00259         
00260         collectedPixel[detid.rawId()].insert(cluster);
00261     } else { // aka Strip
00262         if (!doStrip_) return;
00263         const type_info &hitType = typeid(*hit);
00264         if (hitType == typeid(SiStripRecHit2D)) {
00265             const SiStripRecHit2D *stripHit = static_cast<const SiStripRecHit2D *>(hit);
00266 //DBG//     cout << "Plain RecHit 2D: " << endl;
00267             process(stripHit,subdet);}
00268         else if (hitType == typeid(SiStripRecHit1D)) {
00269           const SiStripRecHit1D *hit1D = static_cast<const SiStripRecHit1D *>(hit);
00270           process(hit1D,subdet);
00271         } else if (hitType == typeid(SiStripMatchedRecHit2D)) {
00272             const SiStripMatchedRecHit2D *matchHit = static_cast<const SiStripMatchedRecHit2D *>(hit);
00273 //DBG//     cout << "Matched RecHit 2D: " << endl;
00274             process(matchHit->monoHit(),subdet);
00275             process(matchHit->stereoHit(),subdet);
00276         } else if (hitType == typeid(ProjectedSiStripRecHit2D)) {
00277             const ProjectedSiStripRecHit2D *projHit = static_cast<const ProjectedSiStripRecHit2D *>(hit);
00278 //DBG//     cout << "Projected RecHit 2D: " << endl;
00279             process(&projHit->originalHit(),subdet);
00280         } else throw cms::Exception("NOT IMPLEMENTED") << "Don't know how to handle " << hitType.name() << " on detid " << detid.rawId() << "\n";
00281     }
00282 }
00283 
00284 /*   Schematic picture of n-th step Iterative removal
00285  *   (that os removing clusters after n-th step tracking)
00286  *   clusters:    [ C1 ] -> [ C2 ] -> ... -> [ Cn ] -> [ Cn + 1 ]
00287  *                   ^                          ^           ^--- OUTPUT "new" ID
00288  *                   |-- before any removal     |----- Source clusters                                                                             
00289  *                   |-- OUTPUT "old" ID        |----- Hits in Traj. point here                       
00290  *                   |                          \----- Old ClusterRemovalInfo "new" ID                 
00291  *                   \-- Old ClusterRemovalInfo "old" ID                                                  
00292  */
00293 
00294 
00295 void
00296 HLTTrackClusterRemover::produce(Event& iEvent, const EventSetup& iSetup)
00297 {
00298     ProductID pixelOldProdID, stripOldProdID;
00299 
00300     Handle<edmNew::DetSetVector<SiPixelCluster> > pixelClusters;
00301     if (doPixel_) {
00302         iEvent.getByLabel(pixelClusters_, pixelClusters);
00303         pixelSourceProdID = pixelClusters.id();
00304     }
00305 
00306     Handle<edm::LazyGetter<SiStripCluster> > stripClusters;
00307     if (doStrip_) {
00308         iEvent.getByLabel(stripClusters_, stripClusters);
00309         stripSourceProdID = stripClusters.id();
00310     }
00311 
00312     //Handle<TrajTrackAssociationCollection> trajectories; 
00313     Handle<vector<Trajectory> > trajectories; 
00314     iEvent.getByLabel(trajectories_, trajectories);
00315 
00316 
00317     //for (TrajTrackAssociationCollection::const_iterator it = trajectories->begin(), ed = trajectories->end(); it != ed; ++it)  {
00318     //    const Trajectory &tj = * it->key;
00319     for (vector<Trajectory>::const_iterator it = trajectories->begin(), ed = trajectories->end(); it != ed; ++it)  {
00320         const Trajectory &tj = * it;
00321         const vector<TrajectoryMeasurement> &tms = tj.measurements();
00322         vector<TrajectoryMeasurement>::const_iterator itm, endtm;
00323         for (itm = tms.begin(), endtm = tms.end(); itm != endtm; ++itm) {
00324             const TrackingRecHit *hit = itm->recHit()->hit();
00325             if (!hit->isValid()) continue; 
00326             //      std::cout<<"process hit"<<std::endl;
00327             process( hit, itm->estimate() );
00328         }
00329     }
00330 
00331     
00332 
00333     auto_ptr<edmNew::DetSetVector<SiPixelClusterRefNew> > removedPixelClsuterRefs(new edmNew::DetSetVector<SiPixelClusterRefNew>());
00334     auto_ptr<edmNew::DetSetVector<SiStripRecHit1D::ClusterRegionalRef> > removedStripClsuterRegRefs(new edmNew::DetSetVector<SiStripRecHit1D::ClusterRegionalRef>());
00335 
00336     edm::Handle<edmNew::DetSetVector<SiPixelClusterRefNew> > oldPxlRef;
00337     edm::Handle<edmNew::DetSetVector<SiStripRecHit1D::ClusterRegionalRef> > oldStrRegRef;      
00338 
00339     if (mergeOld_){
00340       iEvent.getByLabel(oldRemovalInfo_,oldPxlRef);
00341       iEvent.getByLabel(oldRemovalInfo_,oldStrRegRef);
00342       LogDebug("TrackClusterRemover")<<"to merge in, "<<oldStrRegRef->size()<<" strp and "<<oldPxlRef->size()<<" pxl";
00343     }
00344 
00345     if (mergeOld_){
00346       for (edmNew::DetSetVector<SiStripRecHit1D::ClusterRegionalRef>::const_iterator itOld=oldStrRegRef->begin();itOld!=oldStrRegRef->end();++itOld){
00347         uint32_t id = itOld->detId();
00348         collectedRegStrip[id].insert(itOld->begin(),itOld->end());
00349       }
00350     }
00351     for (std::map<uint32_t, std::set< SiStripRecHit1D::ClusterRegionalRef > >::iterator itskiped= collectedRegStrip.begin();
00352          itskiped!=collectedRegStrip.end();++itskiped){
00353       edmNew::DetSetVector<SiStripRecHit1D::ClusterRegionalRef>::FastFiller fill(*removedStripClsuterRegRefs, itskiped->first);
00354       for (std::set< SiStripRecHit1D::ClusterRegionalRef >::iterator topush = itskiped->second.begin();
00355            topush!=itskiped->second.end();++topush){
00356         fill.push_back(*topush);
00357       }
00358       if (fill.empty()) fill.abort();
00359       itskiped->second.clear();
00360     }
00361     iEvent.put( removedStripClsuterRegRefs );
00362 
00363     if (mergeOld_){
00364       for (edmNew::DetSetVector<SiPixelClusterRefNew>::const_iterator itOld=oldPxlRef->begin();itOld!=oldPxlRef->end();++itOld){
00365         uint32_t id = itOld->detId();
00366         collectedPixel[id].insert(itOld->begin(),itOld->end());
00367       }
00368     }
00369     
00370     for (std::map<uint32_t, std::set< SiPixelRecHit::ClusterRef  > >::iterator itskiped= collectedPixel.begin();
00371          itskiped!=collectedPixel.end();++itskiped){  
00372       edmNew::DetSetVector<SiPixelClusterRefNew>::FastFiller fill(*removedPixelClsuterRefs, itskiped->first);
00373       for (std::set< SiPixelRecHit::ClusterRef  >::iterator topush = itskiped->second.begin(); 
00374            topush!=itskiped->second.end();++topush){ 
00375         fill.push_back(*topush); 
00376       }
00377       if (fill.empty()) fill.abort();   
00378       itskiped->second.clear();
00379     }
00380     iEvent.put( removedPixelClsuterRefs );
00381     
00382 }
00383 
00384 #include "FWCore/PluginManager/interface/ModuleDef.h"
00385 #include "FWCore/Framework/interface/MakerMacros.h"
00386 DEFINE_FWK_MODULE(HLTTrackClusterRemover);
/data/refman/pasoursint/CMSSW_4_2_9_HLT1_bphpatch4/src/RecoLocalTracker/SubCollectionProducers/src/HLTTrackClusterRemover.cc
