TrackMTCCFilter.cc

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// -*- C++ -*-
//
// Package:     SiStripChannelChargeFilter
// Class  :     TrackMTCCFilter
// 
//
// Original Author:  dkcira

#include "EventFilter/SiStripChannelChargeFilter/interface/TrackMTCCFilter.h"
#include "DataFormats/Common/interface/Handle.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"
#include "DataFormats/TrackReco/interface/Track.h"
#include "DataFormats/TrackReco/interface/TrackFwd.h"

namespace cms
{

TrackMTCCFilter::TrackMTCCFilter(const edm::ParameterSet& ps){
   TrackProducer = ps.getParameter<std::string>("TrackProducer");
   TrackLabel    = ps.getParameter<std::string>("TrackLabel");
   MinNrOfTracks = ps.getParameter<int>("MinNrOfTracks");
   produces <int>();
   edm::LogInfo("TrackMTCCFilter")<<"TrackProducer = "<<TrackProducer;
   edm::LogInfo("TrackMTCCFilter")<<"TrackLabel = "   <<TrackLabel;
   edm::LogInfo("TrackMTCCFilter")<<"MinNrOfTracks = "<<MinNrOfTracks;
}

bool TrackMTCCFilter::filter(edm::Event & e, edm::EventSetup const& c) {
  bool decision=false; // default value, only accept if set true in this loop

  //get SiStripCluster
  edm::Handle<reco::TrackCollection> trackCollection;
  e.getByLabel(TrackProducer,TrackLabel,trackCollection);

  unsigned int nroftracks = trackCollection->size();
//  edm::LogInfo("TrackMTCCFilter")<<"trackCollection->size()="<<nroftracks;
  if(nroftracks>=MinNrOfTracks) decision = true;

  std::auto_ptr< int > output_decision( new int(decision) );
  e.put(output_decision);
  return decision;
}

}