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L1CaloHcalScale Class Reference

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

#include <CondFormats/L1TObjects/interface/L1CaloHcalScale.h>

List of all members.

Public Member Functions
double	et (unsigned short rank, unsigned short eta, short etaSign) const
	convert from rank to physically meaningful quantity
	L1CaloHcalScale (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
	~L1CaloHcalScale ()
	destructor
Static Public Attributes
static const unsigned short	nBinEta = 32
static const unsigned short	nBinRank = 1<<8
Private Attributes
double	m_scale [nBinRank][2 *nBinEta]
	thresholds associated with rank scale in GeV

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Detailed Description

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

Usage: <usage>

Definition at line 25 of file L1CaloHcalScale.h.

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Constructor & Destructor Documentation

L1CaloHcalScale::L1CaloHcalScale

(

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 L1CaloHcalScale.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;
    }
  }
}

L1CaloHcalScale::~L1CaloHcalScale

(

)

destructor

dtor

Definition at line 31 of file L1CaloHcalScale.cc.

                                  {

}

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Member Function Documentation

double L1CaloHcalScale::et	(	unsigned short	rank,
		unsigned short	eta,
		short	etaSign
	)			const

convert from rank to physically meaningful quantity

Definition at line 70 of file L1CaloHcalScale.cc.

References m_scale, nBinEta, and nBinRank.

Referenced by L1RCTLookupTables::convertHcal().

                                                {
  --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 L1CaloHcalScale::print

(

std::ostream &

s

)

const

unsigned short L1CaloHcalScale::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 L1CaloHcalScale.cc.

References i, m_scale, nBinEta, nBinRank, and out.

                                                          {
  --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 L1CaloHcalScale::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 L1CaloHcalScale.cc.

References m_scale, nBinEta, and nBinRank.

Referenced by L1RCTLutWriter::analyze(), L1RCTSaveInput::analyze(), and L1RCTProducer::produce().

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

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Member Data Documentation

double L1CaloHcalScale::m_scale[nBinRank][2 *nBinEta] [private]

thresholds associated with rank scale in GeV

Definition at line 64 of file L1CaloHcalScale.h.

Referenced by et(), L1CaloHcalScale(), rank(), and setBin().

const unsigned short L1CaloHcalScale::nBinEta = 32 [static]

Definition at line 31 of file L1CaloHcalScale.h.

Referenced by L1RCTLutWriter::analyze(), L1RCTSaveInput::analyze(), et(), L1CaloHcalScale(), L1RCTProducer::produce(), L1CaloInputScalesProducer::produceHcalScale(), rank(), and setBin().

const unsigned short L1CaloHcalScale::nBinRank = 1<<8 [static]

Definition at line 30 of file L1CaloHcalScale.h.

Referenced by L1RCTLutWriter::analyze(), L1RCTSaveInput::analyze(), et(), L1CaloHcalScale(), L1RCTProducer::produce(), L1CaloInputScalesProducer::produceHcalScale(), rank(), and setBin().

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

• CondFormats/L1TObjects/interface/L1CaloHcalScale.h
• CondFormats/L1TObjects/src/L1CaloHcalScale.cc

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