CaloCellEnergyRescaler Class Reference

CaloCellMakerTool to re-scale cell energies. More...

#include <CaloCellEnergyRescaler.h>

Inheritance diagram for CaloCellEnergyRescaler:

Collaboration diagram for CaloCellEnergyRescaler:

Public Member Functions
	CaloCellEnergyRescaler (const std::string &type, const std::string &name, const IInterface *parent)
	~CaloCellEnergyRescaler ()
virtual StatusCode	initialize () override
virtual StatusCode	process (CaloCellContainer *theCellContainer, const EventContext &ctx) const override

Private Attributes
SG::ReadCondHandleKey< AthenaAttributeList >	m_eneShiftFldr {this,"Folder","/CALO/Ofl/CellEnergyCorr","Key (=foldername) of AttrListCollection"}

Detailed Description

CaloCellMakerTool to re-scale cell energies.

Definition at line 21 of file CaloCellEnergyRescaler.h.

Constructor & Destructor Documentation

CaloCellEnergyRescaler()

CaloCellEnergyRescaler::CaloCellEnergyRescaler	(	const std::string &	type,
		const std::string &	name,
		const IInterface *	parent
	)

Definition at line 10 of file CaloCellEnergyRescaler.cxx.

                                                  :
  base_class (type, name, parent) {}

~CaloCellEnergyRescaler()

CaloCellEnergyRescaler::~CaloCellEnergyRescaler ( )

default

Member Function Documentation

initialize()

StatusCode CaloCellEnergyRescaler::initialize ( )

overridevirtual

Definition at line 18 of file CaloCellEnergyRescaler.cxx.

                                              {
  ATH_CHECK(m_eneShiftFldr.initialize());
  return StatusCode::SUCCESS;
}

process()

StatusCode CaloCellEnergyRescaler::process ( CaloCellContainer *  theCellContainer, const EventContext &  ctx  ) const

overridevirtual

Definition at line 25 of file CaloCellEnergyRescaler.cxx.

                                                                {
 
  SG::ReadCondHandle<AthenaAttributeList> eneShiftHdl(m_eneShiftFldr,ctx);
 
  //Possible optimization: If the following lines turn out to be slow to be executed on every event, 
  //put them into a conditions algo
  const coral::Blob& blob = (**eneShiftHdl)["CaloCondBlob16M"].data<coral::Blob>();
  if (blob.size()<3) {
    ATH_MSG_DEBUG("Found empty blob, no corretion needed");
    return StatusCode::SUCCESS;
  }
 
  std::unique_ptr<const CaloCondBlobFlt> corrValues(CaloCondBlobFlt::getInstance(blob));
  ATH_MSG_DEBUG("Database folder has values for " << corrValues->getNChans() << " channels and " << corrValues->getNGains() << " gains.");
  
 
  CaloCellContainer::iterator it=theCaloCellContainer->begin();
  CaloCellContainer::iterator it_e=theCaloCellContainer->end();
  for(;it!=it_e;++it) {
    CaloCell* theCell=(*it);
    const IdentifierHash& hash_id=theCell->caloDDE()->calo_hash();
    if (hash_id<corrValues->getNChans()) {
      const float& scale= corrValues->getData(hash_id);
      theCell->setEnergy(theCell->energy()*scale);
    }//end if hash_id<NChans
  }//end loop over cells
  return StatusCode::SUCCESS;
}

Member Data Documentation

m_eneShiftFldr

SG::ReadCondHandleKey<AthenaAttributeList> CaloCellEnergyRescaler::m_eneShiftFldr {this,"Folder","/CALO/Ofl/CellEnergyCorr","Key (=foldername) of AttrListCollection"}

private

Definition at line 36 of file CaloCellEnergyRescaler.h.

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The documentation for this class was generated from the following files:

• CaloCellEnergyRescaler.h
• CaloCellEnergyRescaler.cxx