/data/refman/pasoursint/CMSSW_5_3_3/src/TrackingTools/KalmanUpdators/plugins/Chi2MeasurementEstimatorESProducer.cc

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#include "TrackingTools/KalmanUpdators/interface/Chi2MeasurementEstimatorESProducer.h"
#include "MagneticField/Engine/interface/MagneticField.h"
#include "MagneticField/Records/interface/IdealMagneticFieldRecord.h"

#include "FWCore/Framework/interface/EventSetup.h"
#include "FWCore/Framework/interface/ESHandle.h"
#include "FWCore/Framework/interface/ModuleFactory.h"
#include "FWCore/Framework/interface/ESProducer.h"

#include <string>
#include <memory>

using namespace edm;

Chi2MeasurementEstimatorESProducer::Chi2MeasurementEstimatorESProducer(const edm::ParameterSet & p) 
{
  std::string myname = p.getParameter<std::string>("ComponentName");
  pset_ = p;
  setWhatProduced(this,myname);
}

Chi2MeasurementEstimatorESProducer::~Chi2MeasurementEstimatorESProducer() {}

boost::shared_ptr<Chi2MeasurementEstimatorBase> 
Chi2MeasurementEstimatorESProducer::produce(const TrackingComponentsRecord & iRecord){ 
//   if (_updator){
//     delete _updator;
//     _updator = 0;
//   }
  double maxChi2 = pset_.getParameter<double>("MaxChi2");
  double nSigma = pset_.getParameter<double>("nSigma");

  
  _estimator = boost::shared_ptr<Chi2MeasurementEstimatorBase>(new Chi2MeasurementEstimator(maxChi2,nSigma));
  return _estimator;
}