JME::JetResolutionScaleFactor Class Reference

#include <JetResolution.h>

Public Member Functions
void	dump () const
const JetResolutionObject *	getResolutionObject () const
float	getScaleFactor (const JetParameters &parameters, Variation variation=Variation::NOMINAL, std::string uncertaintySource="") const
	JetResolutionScaleFactor ()
	JetResolutionScaleFactor (const JetResolutionObject &object)
	JetResolutionScaleFactor (const std::string &filename)

Static Public Member Functions
static const JetResolutionScaleFactor	get (const edm::EventSetup &, const std::string &)

Private Attributes
std::shared_ptr< JetResolutionObject >	m_object

Detailed Description

Definition at line 40 of file JetResolution.h.

Constructor & Destructor Documentation

JetResolutionScaleFactor() [1/3]

JME::JetResolutionScaleFactor::JetResolutionScaleFactor

(

const std::string &

filename

)

Definition at line 39 of file JetResolution.cc.

                                                                              {
    m_object = std::make_shared<JetResolutionObject>(filename);
  }

References corrVsCorr::filename, and m_object.

JetResolutionScaleFactor() [2/3]

JME::JetResolutionScaleFactor::JetResolutionScaleFactor

(

const JetResolutionObject &

object

)

Definition at line 43 of file JetResolution.cc.

                                                                                      {
    m_object = std::make_shared<JetResolutionObject>(object);
  }

References m_object.

JetResolutionScaleFactor() [3/3]

JME::JetResolutionScaleFactor::JetResolutionScaleFactor ( )

inline

Definition at line 44 of file JetResolution.h.

                               {
      // Empty
    }

Member Function Documentation

dump()

void JME::JetResolutionScaleFactor::dump ( void  ) const

inline

Definition at line 56 of file JetResolution.h.

{ m_object->dump(); }

References m_object.

get()

const JetResolutionScaleFactor JME::JetResolutionScaleFactor::get ( const edm::EventSetup &  setup, const std::string &  label  )

static

Definition at line 48 of file JetResolution.cc.

                                                                                                                 {
    edm::ESHandle<JetResolutionObject> handle;
    setup.get<JetResolutionScaleFactorRcd>().get(label, handle);
 
    return *handle;
  }

References patZpeak::handle, label, and singleTopDQM_cfi::setup.

Referenced by Options.Options::__getitem__(), betterConfigParser.BetterConfigParser::__updateDict(), JetResolutionDemo::analyze(), betterConfigParser.BetterConfigParser::getCompares(), betterConfigParser.BetterConfigParser::getGeneral(), cms::PFMETProducer::getMETCovMatrix(), pat::PATMETProducer::getMETCovMatrix(), betterConfigParser.BetterConfigParser::getResultingSection(), cms::METSignificanceProducer::produce(), and SmearedJetProducerT< T >::produce().

getResolutionObject()

const JetResolutionObject* JME::JetResolutionScaleFactor::getResolutionObject ( ) const

inline

Definition at line 59 of file JetResolution.h.

{ return m_object.get(); }

References m_object.

getScaleFactor()

float JME::JetResolutionScaleFactor::getScaleFactor	(	const JetParameters &	parameters,
		Variation	variation = Variation::NOMINAL,
		std::string	uncertaintySource = ""
	)		const

Definition at line 56 of file JetResolution.cc.

                                                                                      {
    const JetResolutionObject::Record* record = m_object->getRecord(parameters);
    if (!record)
      return 1;
 
    const std::vector<float>& parameters_values = record->getParametersValues();
    const std::vector<std::string>& parameter_names = m_object->getDefinition().getParametersName();
    size_t parameter = static_cast<size_t>(variation);
    if (!uncertaintySource.empty()) {
      if (variation == Variation::DOWN)
        parameter =
            std::distance(parameter_names.begin(),
                          std::find(parameter_names.begin(), parameter_names.end(), uncertaintySource + "Down"));
      else if (variation == Variation::UP)
        parameter = std::distance(parameter_names.begin(),
                                  std::find(parameter_names.begin(), parameter_names.end(), uncertaintySource + "Up"));
      if (parameter >= parameter_names.size()) {
        std::string s;
        for (const auto& piece : parameter_names)
          s += piece + " ";
        throw cms::Exception("InvalidParameter")
            << "Invalid value for 'uncertaintySource' parameter. Only " + s + " are supported.\n";
      }
    }
    return parameters_values[parameter];
  }

References HLT_2018_cff::distance, DOWN, Exception, spr::find(), m_object, pfMETsysShiftCorrections_cfi::parameter, GlobalPosition_Frontier_DevDB_cff::record, alignCSCRings::s, AlCaHLTBitMon_QueryRunRegistry::string, UP, and patPFMETCorrections_cff::variation.

Referenced by JetResolutionDemo::analyze(), and SmearedJetProducerT< T >::produce().

Member Data Documentation

m_object

std::shared_ptr<JetResolutionObject> JME::JetResolutionScaleFactor::m_object

private

Definition at line 62 of file JetResolution.h.

Referenced by dump(), getResolutionObject(), getScaleFactor(), and JetResolutionScaleFactor().