L1GlobalTriggerFunctions.cc File Reference

#include "L1Trigger/GlobalTrigger/interface/L1GlobalTriggerFunctions.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"

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Functions
int	factorial (int n)
	factorial function More...
bool	hexStringToInt64 (const std::string &hexString, std::vector< unsigned long long > &vecInt64)

Function Documentation

int factorial

(

int

n

)

factorial function

Definition at line 13 of file L1GlobalTriggerFunctions.cc.

Referenced by EcalClusterToolsT< noZS >::calc_AbsZernikeMoment(), ClusterShapeAlgo::ClusterShapeAlgo(), L1GtMuonCondition::evaluateCondition(), L1GtCaloCondition::evaluateCondition(), edm::Lumi3DReWeighting::weight3D_init(), and reweight::LumiReWeighting::weight3D_init().

{ return (n <= 0) ? 1 : (n * factorial(n - 1)); }

bool hexStringToInt64	(	const std::string &	,
		std::vector< unsigned long long > &
	)

convert a hex string to a vector of 64-bit integers, with the vector size depending on the string size return false in case of error

Definition at line 16 of file L1GlobalTriggerFunctions.cc.

References TauDecayModes::dec, and LogTrace.

Referenced by L1GtCorrelationCondition::evaluateCondition().

                                                               {

  int iVec = 0;
  size_t initialPos = 0;
  unsigned long long iValue = 0ULL;

  do {

    iValue = 0ULL;

    if (stringToNumber<unsigned long long>(
            iValue, hexString.substr(initialPos, 16), std::hex)) {

      LogTrace("L1GlobalTrigger")
          << "\n  String " << hexString.substr(initialPos, 16)
          << " converted to hex value 0x" << std::hex << iValue << std::dec
          << std::endl;

      vecInt64[iVec] = iValue;
    } else {
      LogTrace("L1GlobalTrigger")
          << "\nstringToNumber failed to convert string "
          << hexString.substr(initialPos, 16) << std::endl;

      return false;
    }

    initialPos = +16;
    iVec++;
  } while (hexString.size() >= (initialPos + 16));

  return true;
}