L1MuCSCPtLut Class Reference

#include <L1MuCSCPtLut.h>

Public Member Functions
	L1MuCSCPtLut (void)
	L1MuCSCPtLut (const L1MuCSCPtLut &lut)
const unsigned short *	lut (void) const throw ()
L1MuCSCPtLut &	operator= (const L1MuCSCPtLut &lut)
unsigned short	pt (unsigned long addr) const throw ()
void	readFromDBS (std::string &ptLUT)
	~L1MuCSCPtLut (void)

Private Member Functions
template<class Archive >
void	serialize (Archive &ar, const unsigned int version)

Private Attributes
unsigned short	pt_lut [1<< 21]

Friends
class	boost::serialization::access
template<typename CondSerializationT , typename Enabled >
struct	cond::serialization::access
class	CSCTFConfigProducer

Detailed Description

Definition at line 11 of file L1MuCSCPtLut.h.

Constructor & Destructor Documentation

L1MuCSCPtLut::L1MuCSCPtLut ( void  )

inline

Definition at line 33 of file L1MuCSCPtLut.h.

{ bzero(pt_lut, sizeof(pt_lut)); }

L1MuCSCPtLut::L1MuCSCPtLut ( const L1MuCSCPtLut &  lut )

inline

Definition at line 34 of file L1MuCSCPtLut.h.

References pt_lut.

{ memcpy(pt_lut, lut.pt_lut, sizeof(pt_lut)); }

L1MuCSCPtLut::~L1MuCSCPtLut ( void  )

inline

Definition at line 35 of file L1MuCSCPtLut.h.

{}

Member Function Documentation

const unsigned short* L1MuCSCPtLut::lut ( void  ) const throw ( )

inline

Definition at line 26 of file L1MuCSCPtLut.h.

References pt_lut.

Referenced by CSCTFPtLUT::CSCTFPtLUT().

{ return pt_lut; }

L1MuCSCPtLut& L1MuCSCPtLut::operator= ( const L1MuCSCPtLut &  lut )

inline

Definition at line 28 of file L1MuCSCPtLut.h.

References pt_lut.

                                                   {
    memcpy(pt_lut, lut.pt_lut, sizeof(pt_lut));
    return *this;
  }

unsigned short L1MuCSCPtLut::pt ( unsigned long  addr ) const throw ( )

inline

Definition at line 19 of file L1MuCSCPtLut.h.

References generateTowerEtThresholdLUT::addr, and createfilelist::int.

Referenced by Particle.Particle::__str__(), ZMuMuRochCorAnalyzer.DiMuon::__str__(), DiObject.DiMuon::__str__(), Photon.Photon::calScaledIsoValueExp(), Photon.Photon::calScaledIsoValueLin(), Photon.Photon::calScaledIsoValueQuadr(), Electron.Electron::mvaIDLoose(), Electron.Electron::mvaIDRun2(), Electron.Electron::mvaIDTight(), Electron.Electron::ptErr(), ntupleDataFormat.Track::ptPull(), Lepton.Lepton::relIso(), Lepton.Lepton::relIsoFromEA(), Lepton.Lepton::relIsoR(), and Jet.Jet::setCorrP4().

                                                      {
    if (addr < (1 << 21))
      return pt_lut[(unsigned int)addr];
    else
      return 0;
  }

void L1MuCSCPtLut::readFromDBS

(

std::string &

ptLUT

)

Definition at line 7 of file L1MuCSCPtLut.cc.

References Exception, FrontierConditions_GlobalTag_cff::file, and pt_lut.

                                               {
  //edm::LogInfo( "L1-O2O: L1MuCSCPtLut" ) <<" Reading from DBS";

  // the ptLUT returned by the OMDS query will have a structure like number"\n"number"\n"
  // e.g., 32896\n32896\n32896\n32896\n and so on
  // remove the \n separator to write the pt_lut[1<<21] line-by-line
  for (size_t pos = ptLUT.find("\\n"); pos != std::string::npos; pos = ptLUT.find("\\n", pos)) {
    ptLUT[pos] = ' ';
    ptLUT[pos + 1] = '\n';
  }

  unsigned long length = 1 << 21;  //length of the ptLUT file

  std::stringstream file(ptLUT);
  if (file.fail())
    throw cms::Exception("Cannot open the ptLUT") << "L1MuCSCPtLut cannot open "
                                                  << "ptLUT from DBS (errno=" << errno << ")" << std::endl;

  // filling the ptLUT
  unsigned int address = 0;
  for (address = 0; !file.eof() && address < length; address++) {
    char buff[1024];
    file.getline(buff, 1024);
    int ptOutput = atoi(buff);

    // uncomment if you want to see line-by-line
    //edm::LogInfo( "L1-O2O: L1MuCSCPtLut" ) << "writing line "
    //                     << ptOutput;

    // Warning: this may throw non-cms like exception
    pt_lut[address] = ptOutput;
  }

  if (address != length)
    throw cms::Exception("Incorrect LUT size")
        << "L1MuCSCPtLut read " << address << " words from DBS instead of expected " << length << std::endl;
}

template<class Archive >

void L1MuCSCPtLut::serialize ( Archive &  ar, const unsigned int  version  )

private

Friends And Related Function Documentation

friend class boost::serialization::access

friend

Definition at line 37 of file L1MuCSCPtLut.h.

template<typename CondSerializationT , typename Enabled >

friend struct cond::serialization::access

friend

Definition at line 37 of file L1MuCSCPtLut.h.

friend class CSCTFConfigProducer

friend

Definition at line 14 of file L1MuCSCPtLut.h.

Member Data Documentation

unsigned short L1MuCSCPtLut::pt_lut[1<< 21]

private

Definition at line 13 of file L1MuCSCPtLut.h.

Referenced by L1MuCSCPtLut(), lut(), operator=(), and readFromDBS().