SiPixel2DTemplateDBObjectESProducer.cc

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// -*- C++ -*-
//
// Package:    SiPixel2DTemplateDBObjectESProducer
// Class:      SiPixel2DTemplateDBObjectESProducer
//
//
// Original Author:  D.Fehling
//         Created:  Tue Sep 29 14:49:31 CET 2009
//
//
 
#include "FWCore/Framework/interface/ESProducer.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/Utilities/interface/do_nothing_deleter.h"
#include "FWCore/Framework/interface/ModuleFactory.h"
 
#include "MagneticField/Engine/interface/MagneticField.h"
#include "CondFormats/SiPixelObjects/interface/SiPixel2DTemplateDBObject.h"
#include "CalibTracker/Records/interface/SiPixel2DTemplateDBObjectESProducerRcd.h"
 
#include <memory>
 
using namespace edm;
 
class SiPixel2DTemplateDBObjectESProducer : public edm::ESProducer {
public:
  SiPixel2DTemplateDBObjectESProducer(const edm::ParameterSet& iConfig);
  ~SiPixel2DTemplateDBObjectESProducer() override;
  std::shared_ptr<const SiPixel2DTemplateDBObject> produce(const SiPixel2DTemplateDBObjectESProducerRcd&);
 
private:
  edm::ESGetToken<MagneticField, IdealMagneticFieldRecord> magfieldToken_;
  edm::ESGetToken<SiPixel2DTemplateDBObject, SiPixel2DTemplateDBObjectRcd> dbToken_;
};
 
SiPixel2DTemplateDBObjectESProducer::SiPixel2DTemplateDBObjectESProducer(const edm::ParameterSet& iConfig) {
  auto cc = setWhatProduced(this);
  magfieldToken_ = cc.consumes();
  dbToken_ = cc.consumes(edm::ESInputTag{"", "numerator"});  // The correct default
}
 
SiPixel2DTemplateDBObjectESProducer::~SiPixel2DTemplateDBObjectESProducer() {}
 
std::shared_ptr<const SiPixel2DTemplateDBObject> SiPixel2DTemplateDBObjectESProducer::produce(
    const SiPixel2DTemplateDBObjectESProducerRcd& iRecord) {
  const auto& magfield = iRecord.get(magfieldToken_);
 
  GlobalPoint center(0.0, 0.0, 0.0);
  float theMagField = magfield.inTesla(center).mag();
 
  if (theMagField >= 4.1 || theMagField < -0.1)
    edm::LogWarning("UnexpectedMagneticFieldUsingDefaultPixel2DTemplate") << "Magnetic field is " << theMagField;
 
  const auto& dbobject = iRecord.get(dbToken_);
 
  if ((theMagField > 0.1) && (std::fabs(theMagField - dbobject.sVector()[22]) > 0.1))
    //2D templates not actually used at 0T, so don't print warning
    edm::LogWarning("UnexpectedMagneticFieldUsingNonIdealPixel2DTemplate")
        << "Magnetic field is " << theMagField << " Template Magnetic field is " << dbobject.sVector()[22];
 
  return std::shared_ptr<const SiPixel2DTemplateDBObject>(&dbobject, edm::do_nothing_deleter());
}
 
DEFINE_FWK_EVENTSETUP_MODULE(SiPixel2DTemplateDBObjectESProducer);