/data/refman/pasoursint/CMSSW_4_1_8_patch12/src/SimG4CMS/EcalTestBeam/src/TBHodoActiveVolumeRawInfoProducer.cc

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/*
 * \file TBHodoActiveVolumeRawInfoProducer.cc
 *
 * $Id: TBHodoActiveVolumeRawInfoProducer.cc,v 1.4 2008/03/07 11:55:36 fabiocos Exp $
 *
 */

#include "SimG4CMS/EcalTestBeam/interface/TBHodoActiveVolumeRawInfoProducer.h"

#include <iostream>

using namespace cms;
using namespace std;

TBHodoActiveVolumeRawInfoProducer::TBHodoActiveVolumeRawInfoProducer(const edm::ParameterSet& ps) {

  produces<EcalTBHodoscopeRawInfo>();

  theTBHodoGeom_ = new EcalTBHodoscopeGeometry();

  myThreshold = 0.05E-3;
}

TBHodoActiveVolumeRawInfoProducer::~TBHodoActiveVolumeRawInfoProducer() {   
  delete theTBHodoGeom_; 
}

 void TBHodoActiveVolumeRawInfoProducer::produce(edm::Event & event, const edm::EventSetup& eventSetup)
{
  auto_ptr<EcalTBHodoscopeRawInfo> product(new EcalTBHodoscopeRawInfo());

  // caloHit container
  edm::Handle<edm::PCaloHitContainer> pCaloHit;
  const edm::PCaloHitContainer* caloHits =0;
  event.getByLabel( "g4SimHits", "EcalTBH4BeamHits", pCaloHit);   
  if (pCaloHit.isValid()){ 
    caloHits = pCaloHit.product();                 
    LogDebug("EcalTBHodo") << "total # caloHits: " << caloHits->size() ;
  } else {
    edm::LogError("EcalTBHodo") << "Error! can't get the caloHitContainer " ;
  }  
  if (!caloHits){ return; }


  // detid - energy_sum map
  std::map<unsigned int, double> energyMap;  

  int myCount = 0;
  for(edm::PCaloHitContainer::const_iterator itch = caloHits->begin(); itch != caloHits->end(); ++itch) {
    
    double thisHitEne = itch->energy();

    std::map<unsigned int,double>::iterator itmap = energyMap.find(itch->id());
    if ( itmap == energyMap.end() )
      energyMap.insert(pair<unsigned int, double>( itch->id(), thisHitEne));  
    else{
      (*itmap).second+=thisHitEne;
    }

    myCount++;
  }

  
  // planes and fibers
  int nPlanes=theTBHodoGeom_->getNPlanes();
  int nFibers=theTBHodoGeom_->getNFibres();
  product->setPlanes(nPlanes);

  bool firedChannels[4][64];
  for (int iPlane = 0 ; iPlane < nPlanes ; ++iPlane) 
    for (int iFiber = 0; iFiber < nFibers ; ++iFiber) 
      firedChannels[iPlane][iFiber] = 0.;

  for(std::map<unsigned int,double>::const_iterator itmap=energyMap.begin();itmap!=energyMap.end();itmap++)
    if ( (*itmap).second > myThreshold ){
      HodoscopeDetId myHodoDetId = HodoscopeDetId((*itmap).first);   
      firedChannels[myHodoDetId.planeId()][myHodoDetId.fibrId()] = 1;
    }

  for (int iPlane = 0 ; iPlane < nPlanes ; ++iPlane) {
    EcalTBHodoscopePlaneRawHits planeHit(nFibers);
    
    for (int iFiber = 0; iFiber < nFibers ; ++iFiber) 
      planeHit.setHit(iFiber,firedChannels[iPlane][iFiber]);
    
    product->setPlane((unsigned int)iPlane, planeHit);
  }
  
  LogDebug("EcalTBHodo") << (*product);
  
  event.put(product); 
}