#include <CondFormats/L1TObjects/interface/L1CaloEcalScale.h>

Public Member Functions
double	et (unsigned short rank, unsigned short eta, short etaSign) const
	convert from rank to physically meaningful quantity
	L1CaloEcalScale (double lsb=1.0)
	constructor (creates a linear scale with an LSB - no LSB gives identity)
void	print (std::ostream &s) const
uint16_t	rank (double et, unsigned short eta, short etaSign) const
	convert from physical Et in GeV to rank scale
void	setBin (unsigned short rank, unsigned short eta, short etaSign, double et)
	set scale element; use this to create non-linear scales
	~L1CaloEcalScale ()
	destructor
Static Public Attributes
static const unsigned short	nBinEta = 28
static const unsigned short	nBinRank = 1<<8
Private Attributes
double	m_scale [nBinRank][2 *nBinEta]
	thresholds associated with rank scale in GeV

Detailed Description

Description: Class to handle conversion between Et scales in L1 hardware

Usage: <usage>

Definition at line 26 of file L1CaloEcalScale.h.

Constructor & Destructor Documentation

L1CaloEcalScale::L1CaloEcalScale ( double lsb = 1.0 )

constructor (creates a linear scale with an LSB - no LSB gives identity)

construct a linear scale with a particular LSB

Definition at line 20 of file L1CaloEcalScale.cc.

References eta(), i, m_scale, nBinEta, and nBinRank.

{
  for (unsigned i=0; i<nBinRank; i++) {
    for (unsigned eta=0; eta<nBinEta; eta++) {
      m_scale[i][eta] = lsb * i;
      m_scale[i][eta+nBinEta] = lsb * i;
    }
  }
}

L1CaloEcalScale::~L1CaloEcalScale ( )

destructor

dtor

Definition at line 31 of file L1CaloEcalScale.cc.

                                  {

}

Member Function Documentation

double L1CaloEcalScale::et	(	unsigned short	rank,
		unsigned short	eta,
		short	etaSign
	)		const

convert from rank to physically meaningful quantity

Definition at line 70 of file L1CaloEcalScale.cc.

References eta(), m_scale, nBinEta, nBinRank, and rank().

Referenced by L1RCTLookupTables::convertEcal(), and setBin().

                                                {
  --eta ; // input eta index starts at 1
  if (rank < nBinRank && eta < nBinEta) {
    if( etaSign < 0 ) eta += nBinEta ;
    return m_scale[rank][eta];
  }
  else return -1.;
}

void L1CaloEcalScale::print ( std::ostream & s ) const

unsigned short L1CaloEcalScale::rank	(	double	et,
		unsigned short	eta,
		short	etaSign
	)		const

convert from physical Et in GeV to rank scale

convert from Et in GeV to rank

Definition at line 51 of file L1CaloEcalScale.cc.

References eta(), i, m_scale, nBinEta, nBinRank, and dbtoconf::out.

Referenced by et(), and setBin().

                                                          {
  --eta ; // input eta index starts at 1
  if (eta < nBinEta) {
    unsigned short out = 0;
    if( etaSign < 0 ) eta += nBinEta ;
    for (unsigned i=0; i<nBinRank; i++) {
      if ( et >= m_scale[i][eta] ) { out = i; }
    }
    return out & (nBinRank-1);
  }
  else {
    // throw
  }
  return nBinRank ;
}

void L1CaloEcalScale::setBin	(	unsigned short	rank,
		unsigned short	eta,
		short	etaSign,
		double	et
	)

set scale element; use this to create non-linear scales

set scale bin

Definition at line 36 of file L1CaloEcalScale.cc.

References et(), eta(), m_scale, nBinEta, nBinRank, and rank().

Referenced by L1RCTLutWriter::analyze(), L1RCTSaveInput::analyze(), and L1CaloEcalScaleConfigOnlineProd::newObject().

                                        {
  --eta ; // input eta index starts at 1
  if (rank < nBinRank && eta < nBinEta) {
    if( etaSign < 0 ) eta += nBinEta ;
    m_scale[rank][eta] = et;
  }
  else {
    // throw
  }
}