ME0NumberingScheme.cc

Go to the documentation of this file.

#include "Geometry/MuonNumbering/interface/ME0NumberingScheme.h"
#include "Geometry/MuonNumbering/interface/MuonBaseNumber.h"
#include "Geometry/MuonNumbering/interface/MuonDDDConstants.h"
#include "DataFormats/MuonDetId/interface/ME0DetId.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"
#include "FWCore/Utilities/interface/Exception.h"

//#define LOCAL_DEBUG

ME0NumberingScheme::ME0NumberingScheme(const MuonDDDConstants& muonConstants) { initMe(muonConstants); }

ME0NumberingScheme::ME0NumberingScheme(const DDCompactView& cpv) {
  MuonDDDConstants muonConstants(cpv);
  initMe(muonConstants);
}

void ME0NumberingScheme::initMe(const MuonDDDConstants& muonConstants) {
  int theLevelPart = muonConstants.getValue("level");
  theRegionLevel = muonConstants.getValue("m0_region") / theLevelPart;
  theLayerLevel = muonConstants.getValue("m0_layer") / theLevelPart;
  theSectorLevel = muonConstants.getValue("m0_sector") / theLevelPart;
  theRollLevel = muonConstants.getValue("m0_roll") / theLevelPart;
  theNEtaPart = muonConstants.getValue("m0_nroll");

  // Debug using LOCAL_DEBUG
#ifdef LOCAL_DEBUG
  edm::LogVerbatim("ME0NumberingScheme") << "Initialize ME0NumberingScheme"
                                         << "\ntheRegionLevel " << theRegionLevel << "\ntheLayerLevel " << theLayerLevel
                                         << "\ntheSectorLevel " << theSectorLevel << "\ntheRollLevel " << theRollLevel
                                         << "\ntheNEtaPart  " << theNEtaPart;
#endif
  // -----------------------
}

int ME0NumberingScheme::baseNumberToUnitNumber(const MuonBaseNumber& num) {
  edm::LogVerbatim("ME0NumberingScheme") << "ME0NumberingScheme::baseNumberToUnitNumber BEGIN ";
  // Debug using LOCAL_DEBUG
#ifdef LOCAL_DEBUG
  edm::LogVerbatim("ME0NumberingScheme") << "ME0Numbering " << num.getLevels();
  for (int level = 1; level <= num.getLevels(); level++) {
    edm::LogVerbatim("ME0NumberingScheme")
        << "level " << level << " " << num.getSuperNo(level) << " " << num.getBaseNo(level);
  }
#endif
  // -----------------------

  int maxLevel = theRollLevel;
  if (num.getLevels() != maxLevel) {
    throw cms::Exception("MuonNumbering") << "MuonME0NS::BNToUN "
                                          << "BaseNumber has " << num.getLevels() << " levels,"
                                          << "need " << maxLevel << std::endl;
    return 0;
  }

  int region(0), layer(0), chamber(0), roll(0);

  //decode significant ME0 levels

  if (num.getBaseNo(theRegionLevel) == 0)
    region = 1;
  else
    region = -1;
  layer = num.getBaseNo(theLayerLevel) + 1;
  chamber = num.getBaseNo(theSectorLevel) + 1;
  roll = num.getBaseNo(theRollLevel) + 1;

  // collect all info

  // Debug using LOCAL_DEBUG
#ifdef LOCAL_DEBUG
  edm::LogVerbatim("ME0NumberingScheme") << "ME0NumberingScheme: Region " << region << " Layer " << layer << " Chamber "
                                         << chamber << " Roll " << roll;
#endif
  // -----------------------

  // Build the actual numbering
  ME0DetId id(region, layer, chamber, roll);

  // Debug using LOCAL_DEBUG
#ifdef LOCAL_DEBUG
  edm::LogVerbatim("ME0NumberingScheme") << " DetId " << id;
#endif
  // ---------------------

  return id.rawId();
}