SiPixelGenErrorDBObjectESProducer.cc

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// -*- C++ -*-
// Package:    SiPixelESProducers
// Class:      SiPixelGenErrorDBObjectESProducer
// Original Author:  D.Fehling
//         Created:  Tue Sep 29 14:49:31 CET 2009
//

#include "CalibTracker/SiPixelESProducers/interface/SiPixelGenErrorDBObjectESProducer.h"

#include "FWCore/Framework/interface/ESHandle.h"
#include "FWCore/Framework/interface/EventSetup.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/Utilities/interface/do_nothing_deleter.h"

#include <memory>
#include "boost/mpl/vector.hpp"

#include "FWCore/Framework/interface/ModuleFactory.h"
#include "MagneticField/Engine/interface/MagneticField.h"

using namespace edm;

SiPixelGenErrorDBObjectESProducer::SiPixelGenErrorDBObjectESProducer(const edm::ParameterSet& iConfig) {
    setWhatProduced(this);
}


SiPixelGenErrorDBObjectESProducer::~SiPixelGenErrorDBObjectESProducer(){
}




std::shared_ptr<const SiPixelGenErrorDBObject> SiPixelGenErrorDBObjectESProducer::produce(const SiPixelGenErrorDBObjectESProducerRcd & iRecord) {
    
    ESHandle<MagneticField> magfield;
    iRecord.getRecord<IdealMagneticFieldRecord>().get(magfield);

    GlobalPoint center(0.0, 0.0, 0.0);
    float theMagField = magfield.product()->inTesla(center).mag();

    std::string label = "";
    
    if(     theMagField>=-0.1 && theMagField<1.0 ) label = "0T";
    else if(theMagField>=1.0  && theMagField<2.5 ) label = "2T";
    else if(theMagField>=2.5  && theMagField<3.25) label = "3T";
    else if(theMagField>=3.25 && theMagField<3.65) label = "35T";
    else if(theMagField>=3.9  && theMagField<4.1 ) label = "4T";
    else {
        //label = "3.8T";
        if(theMagField>=4.1 || theMagField<-0.1) edm::LogWarning("UnexpectedMagneticFieldUsingDefaultPixelGenError") << "Magnetic field is " << theMagField;
    }
    ESHandle<SiPixelGenErrorDBObject> dbobject;
    iRecord.getRecord<SiPixelGenErrorDBObjectRcd>().get(label,dbobject);

    if(std::fabs(theMagField-dbobject->sVector()[22])>0.1)
        edm::LogWarning("UnexpectedMagneticFieldUsingNonIdealPixelGenError") << "Magnetic field is " << theMagField << " GenError Magnetic field is " << dbobject->sVector()[22];
    
    return std::shared_ptr<const SiPixelGenErrorDBObject>(&(*dbobject), edm::do_nothing_deleter());
}

DEFINE_FWK_EVENTSETUP_MODULE(SiPixelGenErrorDBObjectESProducer);