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cms::SiPixelClusterProducer Class Reference

#include <RecoLocalTracker/SiPixelClusterizer/interface/SiPixelClusterProducer.h>

Inheritance diagram for cms::SiPixelClusterProducer:

List of all members.

Public Member Functions
virtual void	beginJob (const edm::EventSetup &)
virtual void	produce (edm::Event &e, const edm::EventSetup &c)
	The "Event" entrypoint: gets called by framework for every event.
void	run (const edm::DetSetVector< PixelDigi > &input, edm::ESHandle< TrackerGeometry > &geom, edmNew::DetSetVector< SiPixelCluster > &output)
	Iterate over DetUnits, and invoke the PixelClusterizer on each.
void	setupClusterizer ()
	Set up the specific algorithm we are going to use.
	SiPixelClusterProducer (const edm::ParameterSet &conf)
	Constructor: set the ParameterSet and defer all thinking to setupClusterizer().
virtual	~SiPixelClusterProducer ()
Private Attributes
PixelClusterizerBase *	clusterizer_
std::string	clusterMode_
edm::ParameterSet	conf_
bool	readyToCluster_
edm::InputTag	src_
SiPixelGainCalibrationServiceBase *	theSiPixelGainCalibration_

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Detailed Description

Definition at line 58 of file SiPixelClusterProducer.h.

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Constructor & Destructor Documentation

SiPixelClusterProducer::SiPixelClusterProducer

(

const edm::ParameterSet &

conf

)

[explicit]

Constructor: set the ParameterSet and defer all thinking to setupClusterizer().

Definition at line 51 of file SiPixelClusterProducer.cc.

References edm::ParameterSet::getParameter(), HLT_VtxMuL3::payloadType, setupClusterizer(), and theSiPixelGainCalibration_.

    : 
    conf_(conf),
    theSiPixelGainCalibration_(0), 
    clusterMode_("None"),     // bogus
    clusterizer_(0),          // the default, in case we fail to make one
    readyToCluster_(false),   // since we obviously aren't
    src_( conf.getParameter<edm::InputTag>( "src" ) )
  {
    //--- Declare to the EDM what kind of collections we will be making.
    produces<SiPixelClusterCollectionNew>(); 

    std::string payloadType = conf.getParameter<std::string>( "payloadType" );

    if (strcmp(payloadType.c_str(), "HLT") == 0)
       theSiPixelGainCalibration_ = new SiPixelGainCalibrationForHLTService(conf);
    else if (strcmp(payloadType.c_str(), "Offline") == 0)
       theSiPixelGainCalibration_ = new SiPixelGainCalibrationOfflineService(conf);
    else if (strcmp(payloadType.c_str(), "Full") == 0)
       theSiPixelGainCalibration_ = new SiPixelGainCalibrationService(conf);

    //--- Make the algorithm(s) according to what the user specified
    //--- in the ParameterSet.
    setupClusterizer();

  }

SiPixelClusterProducer::~SiPixelClusterProducer

(

)

[virtual]

Definition at line 79 of file SiPixelClusterProducer.cc.

                                                  { 
    delete clusterizer_;
  }  

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Member Function Documentation

void SiPixelClusterProducer::beginJob

(

const edm::EventSetup &

es

)

[virtual]

Reimplemented from edm::EDProducer.

Definition at line 83 of file SiPixelClusterProducer.cc.

                                                                 {
    edm::LogInfo("SiPixelClusterizer") << "[SiPixelClusterizer::beginJob]";
    clusterizer_->setSiPixelGainCalibrationService(theSiPixelGainCalibration_);
  }

void SiPixelClusterProducer::produce	(	edm::Event &	e,
		const edm::EventSetup &	c
	)			[virtual]

The "Event" entrypoint: gets called by framework for every event.

Implements edm::EDProducer.

Definition at line 91 of file SiPixelClusterProducer.cc.

References edm::EventSetup::get(), edm::Event::getByLabel(), iggi_31X_cfg::input, output(), edm::Event::put(), and mergeAndRegister_online::run.

  {

    //Setup gain calibration service
    theSiPixelGainCalibration_->setESObjects( es );

   // Step A.1: get input data
    //edm::Handle<PixelDigiCollection> pixDigis;
    edm::Handle< edm::DetSetVector<PixelDigi> >  input;
    e.getByLabel( src_, input);

    // Step A.2: get event setup
    edm::ESHandle<TrackerGeometry> geom;
    es.get<TrackerDigiGeometryRecord>().get( geom );

    // Step B: create the final output collection
    std::auto_ptr<SiPixelClusterCollectionNew> output( new SiPixelClusterCollectionNew() );
    //FIXME: put a reserve() here

    // Step C: Iterate over DetIds and invoke the pixel clusterizer algorithm
    // on each DetUnit
    run(*input, geom, *output );

    // Step D: write output to file
    e.put( output );

  }

void SiPixelClusterProducer::run	(	const edm::DetSetVector< PixelDigi > &	input,
		edm::ESHandle< TrackerGeometry > &	geom,
		edmNew::DetSetVector< SiPixelCluster > &	output
	)

Iterate over DetUnits, and invoke the PixelClusterizer on each.

Definition at line 144 of file SiPixelClusterProducer.cc.

References edm::DetSetVector< T >::begin(), and edm::DetSetVector< T >::end().

                                                                                {
    if ( ! readyToCluster_ ) {
      edm::LogError("SiPixelClusterProducer")
                <<" at least one clusterizer is not ready -- can't run!" ;
      // TO DO: throw an exception here?  The user may want to know...
      return;   // clusterizer is invalid, bail out
    }

    int numberOfDetUnits = 0;
    int numberOfClusters = 0;
 
    // Iterate on detector units
    edm::DetSetVector<PixelDigi>::const_iterator DSViter = input.begin();
    for( ; DSViter != input.end(); DSViter++) {
      ++numberOfDetUnits;

      //  LogDebug takes very long time, get rid off.
      //LogDebug("SiStripClusterizer") << "[SiPixelClusterProducer::run] DetID" << DSViter->id;

      std::vector<short> badChannels; 
      DetId detIdObject(DSViter->detId());
      
      // Comment: At the moment the clusterizer depends on geometry
      // to access information as the pixel topology (number of columns
      // and rows in a detector module). 
      // In the future the geometry service will be replaced with
      // a ES service.
      const GeomDetUnit      * geoUnit = geom->idToDetUnit( detIdObject );
      const PixelGeomDetUnit * pixDet  = dynamic_cast<const PixelGeomDetUnit*>(geoUnit);
      if (! pixDet) {
        // Fatal error!  TO DO: throw an exception!
        assert(0);
      }
      // Produce clusters for this DetUnit and store them in 
      // a DetSet
      edmNew::DetSetVector<SiPixelCluster>::FastFiller spc(output, DSViter->detId());
      clusterizer_->clusterizeDetUnit(*DSViter, pixDet, badChannels, spc);
      if ( spc.empty() ) {
        spc.abort();
      } else {
        numberOfClusters += spc.size();
      }

    } // end of DetUnit loop
    
    //LogDebug ("SiPixelClusterProducer") << " Executing " 
    //      << clusterMode_ << " resulted in " << numberOfClusters
    //                              << " SiPixelClusters in " << numberOfDetUnits << " DetUnits."; 
  }

void SiPixelClusterProducer::setupClusterizer

(

)

Set up the specific algorithm we are going to use.

TO DO: in the future, we should allow for a different algorithm for each detector subset (e.g. barrel vs forward, per layer, etc).

Definition at line 124 of file SiPixelClusterProducer.cc.

Referenced by SiPixelClusterProducer().

                                                 {
    clusterMode_ = 
      conf_.getUntrackedParameter<std::string>("ClusterMode","PixelThresholdClusterizer");

    if ( clusterMode_ == "PixelThresholdClusterizer" ) {
      clusterizer_ = new PixelThresholdClusterizer(conf_);
      readyToCluster_ = true;
    } 
    else {
      edm::LogError("SiPixelClusterProducer") << "[SiPixelClusterProducer]:"
                <<" choice " << clusterMode_ << " is invalid.\n"
                << "Possible choices:\n" 
                << "    PixelThresholdClusterizer";
      readyToCluster_ = false;
    }
  }

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Member Data Documentation

PixelClusterizerBase* cms::SiPixelClusterProducer::clusterizer_ [private]

Definition at line 82 of file SiPixelClusterProducer.h.

std::string cms::SiPixelClusterProducer::clusterMode_ [private]

Definition at line 81 of file SiPixelClusterProducer.h.

edm::ParameterSet cms::SiPixelClusterProducer::conf_ [private]

Definition at line 78 of file SiPixelClusterProducer.h.

bool cms::SiPixelClusterProducer::readyToCluster_ [private]

Definition at line 83 of file SiPixelClusterProducer.h.

edm::InputTag cms::SiPixelClusterProducer::src_ [private]

Definition at line 84 of file SiPixelClusterProducer.h.

SiPixelGainCalibrationServiceBase* cms::SiPixelClusterProducer::theSiPixelGainCalibration_ [private]

Definition at line 80 of file SiPixelClusterProducer.h.

Referenced by SiPixelClusterProducer().

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The documentation for this class was generated from the following files:

• RecoLocalTracker/SiPixelClusterizer/interface/SiPixelClusterProducer.h
• RecoLocalTracker/SiPixelClusterizer/plugins/SiPixelClusterProducer.cc

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