CaloProtoCluster Class Reference

#include <CaloProtoCluster.h>

Collaboration diagram for CaloProtoCluster:

Public Member Functions
	CaloProtoCluster ()=delete
	No default constructor, always need a CaloCellContainer to work with.
	CaloProtoCluster (const CaloCellContainer *cellCont)
	Constructor with a CaloCellContainer.
	CaloProtoCluster (const DataLink< CaloCellContainer > &cellCont)
	Constructor with a CaloCellContainer link.
	CaloProtoCluster (const CaloClusterCellLink *cellLink)
	Constructor (almost a copy constructor).
double	e ()
	Return the weighted energy sum of the list of cells.
double	et ()
	Return the weighted Et of the list of cells.
void	addCell (const unsigned cellIdx, const CaloClusterCellLink::weight_t weight=1.0)
	Add a cell (forward to underlying CaloClusterCellLink).
CaloClusterCellLink *	releaseCellLinks ()
	Hand over ownership of CaloClusterCellLink to client.
CaloClusterCellLink *	getCellLinks ()
	Get a pointer to the underlying CaloClusterCellLink object.
size_t	size ()
	Get the size of the underlying CaloClusterCellLink object.

Private Member Functions
void	getKine ()
	update m_e and m_et

Private Attributes
std::unique_ptr< CaloClusterCellLink >	m_cellLinks
bool	m_haveKine
double	m_e
double	m_et

Detailed Description

Definition at line 14 of file CaloProtoCluster.h.

Constructor & Destructor Documentation

CaloProtoCluster() [1/4]

CaloProtoCluster::CaloProtoCluster ( )

delete

No default constructor, always need a CaloCellContainer to work with.

CaloProtoCluster() [2/4]

CaloProtoCluster::CaloProtoCluster

(

const CaloCellContainer *

cellCont

)

Constructor with a CaloCellContainer.

Definition at line 10 of file CaloProtoCluster.cxx.

                                                                    :
  m_cellLinks(new CaloClusterCellLink(cellCont)),
  m_haveKine(false),
  m_e(0.),
  m_et(0.)
{}

CaloProtoCluster() [3/4]

CaloProtoCluster::CaloProtoCluster

(

const DataLink< CaloCellContainer > &

cellCont

)

Constructor with a CaloCellContainer link.

Definition at line 17 of file CaloProtoCluster.cxx.

                                                                              :
  m_cellLinks(new CaloClusterCellLink(cellCont)),
  m_haveKine(false),
  m_e(0.),
  m_et(0.)
{}

CaloProtoCluster() [4/4]

CaloProtoCluster::CaloProtoCluster

(

const CaloClusterCellLink *

cellLink

)

Constructor (almost a copy constructor).

Parameters

cellLink

Ptr to an existng CaloClusterCellLink. Will create a deep copy of the CaloClusterCellLink

Definition at line 24 of file CaloProtoCluster.cxx.

                                                                      :
  m_cellLinks(new CaloClusterCellLink(*cellLink)),
  m_haveKine(false),
  m_e(0.),
  m_et(0.) 
{}

Member Function Documentation

addCell()

void CaloProtoCluster::addCell ( const unsigned cellIdx, const CaloClusterCellLink::weight_t weight = 1.0 )

inline

Add a cell (forward to underlying CaloClusterCellLink).

Definition at line 46 of file CaloProtoCluster.h.

                                                                                   {
    m_cellLinks->addCell(cellIdx,weight);
    m_haveKine=false;
  }

e()

double CaloProtoCluster::e ( )

inline

Return the weighted energy sum of the list of cells.

Definition at line 34 of file CaloProtoCluster.h.

             {
    if (!m_haveKine) getKine();
    return m_e;
  }

et()

double CaloProtoCluster::et ( )

inline

Return the weighted Et of the list of cells.

Definition at line 40 of file CaloProtoCluster.h.

              {
    if (!m_haveKine) getKine();
    return m_et;
  }

getCellLinks()

CaloClusterCellLink * CaloProtoCluster::getCellLinks ( )

inline

Get a pointer to the underlying CaloClusterCellLink object.

Definition at line 58 of file CaloProtoCluster.h.

                                      {
    return m_cellLinks.get();
  }

getKine()

void CaloProtoCluster::getKine ( )

private

update m_e and m_et

Definition at line 32 of file CaloProtoCluster.cxx.

                               {
 
  //Using sinTh saves only 2sec on 1500 events 
 
  m_e=0;
  double absEnergySum=0;
  double etaSum=0;
  //double sinThSum=0;
  const CaloClusterCellLink* lnk=m_cellLinks.get();
  CaloClusterCellLink::const_iterator it=lnk->begin();
  CaloClusterCellLink::const_iterator it_e=lnk->end();
 
  for (;it!=it_e;++it) 
    CxxUtils::prefetchObj(*it);
 
  it=lnk->begin();
  for (;it!=it_e;++it) {
 
    CaloPrefetch::nextDDE(it,it_e);
 
    const CaloCell* cell=*it;
    double cellEta=cell->eta();
    double cellE=cell->e();
    double cellW=it.weight();
    double absEW=cellW*std::fabs(cellE);
 
    m_e+=cellE*cellW;
    absEnergySum+=absEW;
    etaSum += absEW * cellEta;
  }
 
  if (absEnergySum != 0) {
    double eta=etaSum/absEnergySum;
 
    double sinTh = 1.0 / std::cosh( eta );
    m_et=m_e*sinTh;
    m_haveKine=true;
  }
}

releaseCellLinks()

CaloClusterCellLink * CaloProtoCluster::releaseCellLinks ( )

inline

Hand over ownership of CaloClusterCellLink to client.

Definition at line 53 of file CaloProtoCluster.h.

                                          {
    return m_cellLinks.release();
  }

size()

size_t CaloProtoCluster::size ( )

inline

Get the size of the underlying CaloClusterCellLink object.

Definition at line 63 of file CaloProtoCluster.h.

                {
    return m_cellLinks->size();
  }

Member Data Documentation

m_cellLinks

std::unique_ptr<CaloClusterCellLink> CaloProtoCluster::m_cellLinks

private

Definition at line 71 of file CaloProtoCluster.h.

m_e

double CaloProtoCluster::m_e

private

Definition at line 73 of file CaloProtoCluster.h.

m_et

double CaloProtoCluster::m_et

private

Definition at line 74 of file CaloProtoCluster.h.

m_haveKine

bool CaloProtoCluster::m_haveKine

private

Definition at line 72 of file CaloProtoCluster.h.

---

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

• CaloProtoCluster.h
• CaloProtoCluster.cxx