DataFormats/L1TGlobal/src/GlobalExtBlk.cc - master - githubmirror/cmssw

DataFormats/L1TGlobal/src/GlobalExtBlk.cc
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20 май 2019, 13:02
20 май 2019, 13:02776c0f8
/**
* \class GlobalExtBlk
*
*
* Description: see header file.
*
* Implementation:
* <TODO: enter implementation details>
*
* \author: Brian Winer -- Ohio State
*
*
*/

// this class header
#include "DataFormats/L1TGlobal/interface/GlobalExtBlk.h"

// system include files

// user include files

#include "FWCore/MessageLogger/interface/MessageLogger.h"
#include "FWCore/MessageLogger/interface/MessageDrop.h"

// constructors

// empty constructor, all members set to zero;
GlobalExtBlk::GlobalExtBlk() {
  // Reserve/Clear out the decision words
  m_extDecision.reserve(maxExternalConditions);
  m_extDecision.assign(maxExternalConditions, false);
}

// destructor
GlobalExtBlk::~GlobalExtBlk() {
  // empty now
}

/// Set decision bits
void GlobalExtBlk::setExternalDecision(unsigned int bit, bool val) {
  if (bit < m_extDecision.size()) {
    m_extDecision.at(bit) = val;

  } else {
    // Need some erorr checking here.
    LogTrace("L1TGlobal") << "Attempting to set a external bit " << bit << " beyond limit " << m_extDecision.size();
  }
}

/// Get decision bits
bool GlobalExtBlk::getExternalDecision(unsigned int bit) const {
  if (bit >= m_extDecision.size())
    return false;
  return m_extDecision.at(bit);
}

// reset the content of a GlobalExtBlk
void GlobalExtBlk::reset() {
  // Clear out the decision words
  // but leave the vector intact
  m_extDecision.assign(maxExternalConditions, false);
}

// pretty print the content of a GlobalExtBlk
void GlobalExtBlk::print(std::ostream& myCout) const {
  myCout << " GlobalExtBlk " << std::endl;

  // Loop through bits to create a hex word of algorithm bits.
  int lengthWd = m_extDecision.size();
  myCout << "    External Conditions   0x" << std::hex;
  int digit = 0;
  bool firstNonZero = false;
  for (int i = lengthWd - 1; i > -1; i--) {
    if (m_extDecision.at(i))
      digit |= (1 << (i % 4));
    if (digit > 0)
      firstNonZero = true;
    if ((i % 4) == 0 && firstNonZero) {
      myCout << std::hex << std::setw(1) << digit;
      digit = 0;
      if (i % 32 == 0 && i < lengthWd - 1)
        myCout << " ";
    }
  }  //end loop over algorithm bits
  if (!firstNonZero)
    myCout << "0";
  myCout << std::endl;
}