HcalTopology.cc

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#include "Geometry/CaloTopology/interface/HcalTopology.h"
#include <cmath>
#include <iostream>
#include <cassert>
#include <algorithm>
#include "FWCore/Utilities/interface/Exception.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"
#include "DataFormats/Math/interface/GeantUnits.h"
 
using namespace geant_units;
using namespace geant_units::operators;
 
static const int IPHI_MAX = 72;
 
//#define EDM_ML_DEBUG
 
HcalTopology::HcalTopology(const HcalDDDRecConstants* hcons, const bool mergePosition)
    : hcons_(hcons),
      mergePosition_(mergePosition),
      excludeHB_(false),
      excludeHE_(false),
      excludeHO_(false),
      excludeHF_(false),
      firstHBRing_(1),
      firstHERing_(999),
      lastHERing_(0),
      firstHFRing_(29),
      lastHFRing_(41),
      firstHORing_(1),
      lastHORing_(15),
      firstHEDoublePhiRing_(999),
      firstHEQuadPhiRing_(999),
      firstHFQuadPhiRing_(40),
      firstHETripleDepthRing_(999),
      singlePhiBins_(IPHI_MAX),
      doublePhiBins_(36),
      maxPhiHE_(IPHI_MAX) {
  mode_ = (HcalTopologyMode::Mode)(hcons_->getTopoMode());
  triggerMode_ = (HcalTopologyMode::TriggerMode)(hcons_->getTriggerMode());
  maxDepthHB_ = hcons_->getMaxDepth(0);
  maxDepthHE_ = hcons_->getMaxDepth(1);
  maxDepthHF_ = hcons_->getMaxDepth(2);
  etaBinsHB_ = hcons_->getEtaBins(0);
  etaBinsHE_ = hcons_->getEtaBins(1);
  nEtaHB_ = (hcons_->getEtaRange(0)).second - (hcons_->getEtaRange(0)).first + 1;
  lastHBRing_ = firstHBRing_ + nEtaHB_ - 1;
  if (hcons_->getNPhi(1) > maxPhiHE_)
    maxPhiHE_ = hcons_->getNPhi(1);
  for (auto& i : etaBinsHE_) {
    if (firstHERing_ > i.ieta)
      firstHERing_ = i.ieta;
    if (lastHERing_ < i.ieta)
      lastHERing_ = i.ieta;
    int unit = static_cast<int>((i.dphi / 5.0_deg) + 0.01);
    if (unit == 2 && firstHEDoublePhiRing_ > i.ieta)
      firstHEDoublePhiRing_ = i.ieta;
    if (unit == 4 && firstHEQuadPhiRing_ > i.ieta)
      firstHEQuadPhiRing_ = i.ieta;
    if (i.layer.size() > 2 && firstHETripleDepthRing_ > i.ieta)
      firstHETripleDepthRing_ = i.ieta;
  }
  if (firstHERing_ > lastHERing_) {
    firstHERing_ = lastHERing_ = firstHEDoublePhiRing_ = firstHEQuadPhiRing_ = firstHETripleDepthRing_ = nEtaHE_ = 0;
  } else {
    nEtaHE_ = (lastHERing_ - firstHERing_ + 1);
  }
  if (mode_ == HcalTopologyMode::LHC) {
    topoVersion_ = 0;         //DL
    HBSize_ = kHBSizePreLS1;  // qie-per-fiber * fiber/rm * rm/rbx * rbx/barrel * barrel/hcal
    HESize_ = kHESizePreLS1;  // qie-per-fiber * fiber/rm * rm/rbx * rbx/endcap * endcap/hcal
    HOSize_ = kHOSizePreLS1;  // ieta * iphi * 2
    HFSize_ = kHFSizePreLS1;  // ieta * iphi * depth * 2
    CALIBSize_ = kCALIBSizePreLS1;
    numberOfShapes_ = 87;
  } else if (mode_ == HcalTopologyMode::SLHC) {  // need to know more eventually
    topoVersion_ = 10;
    HBSize_ = nEtaHB_ * IPHI_MAX * maxDepthHB_ * 2;
    HESize_ = nEtaHE_ * maxPhiHE_ * maxDepthHE_ * 2;
    HOSize_ = (lastHORing_ - firstHORing_ + 1) * IPHI_MAX * 2;                // ieta * iphi * 2
    HFSize_ = (lastHFRing_ - firstHFRing_ + 1) * IPHI_MAX * maxDepthHF_ * 2;  // ieta * iphi * depth * 2
    CALIBSize_ = kOffCalibHFX_;
    numberOfShapes_ = (maxPhiHE_ > 72) ? 1200 : 500;
  }
  maxEta_ = (lastHERing_ > lastHFRing_) ? lastHERing_ : lastHFRing_;
  if (triggerMode_ == HcalTopologyMode::TriggerMode_2009) {
    HTSize_ = kHTSizePreLS1;
  } else {
    HTSize_ = kHTSizePhase1;
  }
 
#ifdef EDM_ML_DEBUG
  edm::LogVerbatim("HCalGeom") << "Topo sizes " << HBSize_ << ":" << HESize_ << ":" << HOSize_ << ":" << HFSize_ << ":"
                               << HTSize_ << ":" << CALIBSize_ << " for mode " << mode_ << ":" << triggerMode_;
#endif
 
  //The transition between HE/HF in eta
  etaTableHF = hcons_->getEtaTableHF();
  etaTable = hcons_->getEtaTable();
  dPhiTableHF = hcons_->getPhiTableHF();
  dPhiTable = hcons_->getPhiTable();
  phioff = hcons_->getPhiOffs();
  std::pair<int, int> ietaHF = hcons_->getEtaRange(2);
  etaHE2HF_ = firstHFRing_;
  etaHF2HE_ = lastHERing_;
  if (etaBinsHE_.size() > 1) {
    double eta = etaBinsHE_[etaBinsHE_.size() - 1].etaMax;
    for (unsigned int i = 1; i < etaTableHF.size(); ++i) {
      if (eta < etaTableHF[i]) {
        etaHE2HF_ = ietaHF.first + i - 1;
        break;
      }
    }
    eta = etaTableHF[0];
    for (auto& i : etaBinsHE_) {
      if (eta < i.etaMax) {
        etaHF2HE_ = i.ieta;
        break;
      }
    }
  }
  const double fiveDegInRad = 5.0_deg;
  for (double k : dPhiTable) {
    int units = (int)(k / fiveDegInRad + 0.5);
    unitPhi.emplace_back(units);
  }
  for (double k : dPhiTableHF) {
    int units = (int)(k / fiveDegInRad + 0.5);
    unitPhiHF.emplace_back(units);
  }
  int nEta = hcons_->getNEta();
  for (int ring = 1; ring <= nEta; ++ring) {
    std::vector<int> segmentation = hcons_->getDepth(ring - 1, false);
    setDepthSegmentation(ring, segmentation, false);
#ifdef EDM_ML_DEBUG
    edm::LogVerbatim("HCalGeom") << "Set segmentation for ring " << ring << " with " << segmentation.size()
                                 << " elements:";
    for (unsigned int k = 0; k < segmentation.size(); ++k)
      edm::LogVerbatim("HCalGeom") << "[" << k << "] " << segmentation[k];
#endif
    segmentation = hcons_->getDepth(ring - 1, true);
    setDepthSegmentation(ring, segmentation, true);
#ifdef EDM_ML_DEBUG
    edm::LogVerbatim("HCalGeom") << "Set Plan-1 segmentation for ring " << ring << " with " << segmentation.size()
                                 << " elements:";
    for (unsigned int k = 0; k < segmentation.size(); ++k)
      edm::LogVerbatim("HCalGeom") << "[" << k << "] " << segmentation[k];
#endif
  }
 
#ifdef EDM_ML_DEBUG
  edm::LogVerbatim("HCalGeom") << "Constants in HcalTopology " << firstHBRing_ << ":" << lastHBRing_ << " "
                               << firstHERing_ << ":" << lastHERing_ << ":" << firstHEDoublePhiRing_ << ":"
                               << firstHEQuadPhiRing_ << ":" << firstHETripleDepthRing_ << " " << firstHFRing_ << ":"
                               << lastHFRing_ << ":" << firstHFQuadPhiRing_ << " " << firstHORing_ << ":" << lastHORing_
                               << " " << maxDepthHB_ << ":" << maxDepthHE_ << " " << nEtaHB_ << ":" << nEtaHE_ << " "
                               << etaHE2HF_ << ":" << etaHF2HE_ << " " << maxPhiHE_;
#endif
}
 
HcalTopology::HcalTopology(HcalTopologyMode::Mode mode,
                           int maxDepthHB,
                           int maxDepthHE,
                           HcalTopologyMode::TriggerMode tmode)
    : hcons_(nullptr),
      mergePosition_(false),
      excludeHB_(false),
      excludeHE_(false),
      excludeHO_(false),
      excludeHF_(false),
      mode_(mode),
      triggerMode_(tmode),
      firstHBRing_(1),
      lastHBRing_(16),
      firstHERing_(16),
      lastHERing_(29),
      firstHFRing_(29),
      lastHFRing_(41),
      firstHORing_(1),
      lastHORing_(15),
      firstHEDoublePhiRing_((mode == HcalTopologyMode::H2 || mode == HcalTopologyMode::H2HE) ? (22) : (21)),
      firstHEQuadPhiRing_(999),
      firstHFQuadPhiRing_(40),
      firstHETripleDepthRing_((mode == HcalTopologyMode::H2 || mode == HcalTopologyMode::H2HE) ? (24) : (27)),
      singlePhiBins_(IPHI_MAX),
      doublePhiBins_(36),
      maxDepthHB_(maxDepthHB),
      maxDepthHE_(maxDepthHE),
      maxDepthHF_(2),
      etaHE2HF_(30),
      etaHF2HE_(29),
      maxPhiHE_(IPHI_MAX),
      HBSize_(kHBSizePreLS1),
      HESize_(kHESizePreLS1),
      HOSize_(kHOSizePreLS1),
      HFSize_(kHFSizePreLS1),
      HTSize_(kHTSizePreLS1),
      CALIBSize_(kCALIBSizePreLS1),
      numberOfShapes_((mode == HcalTopologyMode::SLHC) ? 500 : 87) {
  if (mode_ == HcalTopologyMode::LHC) {
    topoVersion_ = 0;                            //DL
    HBSize_ = kHBSizePreLS1;                     // qie-per-fiber * fiber/rm * rm/rbx * rbx/barrel * barrel/hcal
    HESize_ = kHESizePreLS1;                     // qie-per-fiber * fiber/rm * rm/rbx * rbx/endcap * endcap/hcal
    HOSize_ = kHOSizePreLS1;                     // ieta * iphi * 2
    HFSize_ = kHFSizePreLS1;                     // phi * eta * depth * pm
  } else if (mode_ == HcalTopologyMode::SLHC) {  // need to know more eventually
    HBSize_ = maxDepthHB * 16 * IPHI_MAX * 2;
    HESize_ = maxDepthHE * (29 - 16 + 1) * maxPhiHE_ * 2;
    HOSize_ = 15 * IPHI_MAX * 2;                // ieta * iphi * 2
    HFSize_ = IPHI_MAX * 13 * maxDepthHF_ * 2;  // phi * eta * depth * pm
    CALIBSize_ = kOffCalibHFX_;
    topoVersion_ = 10;
  }
  nEtaHB_ = (lastHBRing_ - firstHBRing_ + 1);
  nEtaHE_ = (lastHERing_ - firstHERing_ + 1);
  if (triggerMode_ == HcalTopologyMode::TriggerMode_2009) {
    HTSize_ = kHTSizePreLS1;
  } else {
    HTSize_ = kHTSizePhase1;
  }
 
  edm::LogWarning("HCalGeom") << "This is an incomplete constructor of HcalTopology - be warned that many "
                              << "functionalities will not be there - revert from this - get from EventSetup";
}
 
bool HcalTopology::valid(const DetId& id) const {
  assert(id.det() == DetId::Hcal);
  return validHcal(id);
}
 
bool HcalTopology::validHcal(const HcalDetId& id) const {
  // check the raw rules
  return validRaw(id) && !isExcluded(id);
}
 
bool HcalTopology::validDetId(HcalSubdetector subdet, int ieta, int iphi, int depth) const {
  return validHcal(HcalDetId(subdet, ieta, iphi, depth));
}
 
bool HcalTopology::validHT(const HcalTrigTowerDetId& id) const {
  if (id.iphi() < 1 || id.iphi() > IPHI_MAX || id.ieta() == 0)
    return false;
  if (id.depth() != 0)
    return false;
  if (maxDepthHE_ == 0) {
    if (id.ietaAbs() > lastHBRing_ && id.ietaAbs() < firstHFRing_)
      return false;
  }
  if (id.version() == 0) {
    if (id.ietaAbs() > 28) {
      if (triggerMode_ >= HcalTopologyMode::TriggerMode_2017)
        return false;
      if (triggerMode_ == HcalTopologyMode::TriggerMode_2018legacy)
        return false;
      if ((id.iphi() % 4) != 1)
        return false;
      if (id.ietaAbs() > 32)
        return false;
    }
  } else if (id.version() == 1) {
    if (triggerMode_ == HcalTopologyMode::TriggerMode_2009)
      return false;
    if (id.ietaAbs() < 30 || id.ietaAbs() > 41)
      return false;
    if (id.ietaAbs() > 29 && ((id.iphi() % 2) == 0))
      return false;
    if (id.ietaAbs() > 39 && ((id.iphi() % 4) != 3))
      return false;
  } else if (id.version() > 1) {
    // only versions 0 and 1 are supported
    return false;
  }
 
  return true;
}
 
bool HcalTopology::validCalib(const HcalCalibDetId& tid) const {
  bool ok(false);
  if (tid.calibFlavor() == HcalCalibDetId::CalibrationBox) {
    HcalSubdetector subdet = tid.hcalSubdet();
    int ieta = tid.ieta();
    int chan = tid.cboxChannel();
    unsigned int iphi = static_cast<unsigned int>(tid.iphi());
    if (subdet == HcalBarrel) {
      if ((std::find(etaCalibHB_, etaCalibHB_ + nEtaCalibHB_, ieta) != (etaCalibHB_ + nEtaCalibHB_)) &&
          (std::find(chanCalibHB_, chanCalibHB_ + nchanCalibHB_, chan) != (chanCalibHB_ + nchanCalibHB_)) &&
          (iphi >= minPhi_) && (iphi <= maxPhi_))
        ok = true;
    } else if (subdet == HcalEndcap) {
      if ((std::find(etaCalibHE_, etaCalibHE_ + nEtaCalibHE_, ieta) != (etaCalibHE_ + nEtaCalibHE_)) &&
          (std::find(chanCalibHE1_, chanCalibHE1_ + nchanCalibHE1_, chan) != (chanCalibHE1_ + nchanCalibHE1_) ||
           (chan == chanCalibHE2_)) &&
          (iphi >= minPhi_) && (iphi <= maxPhi_))
        ok = true;
    } else if (subdet == HcalForward) {
      if ((std::find(etaCalibHF_, etaCalibHF_ + nEtaCalibHF_, ieta) != (etaCalibHF_ + nEtaCalibHF_)) &&
          (std::find(chanCalibHF1_, chanCalibHF1_ + nchanCalibHF1_, chan) != (chanCalibHF1_ + nchanCalibHF1_) ||
           (chan == chanCalibHF2_)) &&
          (iphi >= minPhi_) && (iphi <= maxPhi_))
        ok = true;
    } else if (subdet == HcalOuter) {
      if ((std::find(etaCalibHO_, etaCalibHO_ + nEtaCalibHO_, ieta) != (etaCalibHO_ + nEtaCalibHO_)) &&
          (std::find(chanCalibHO_, chanCalibHO_ + nchanCalibHO_, chan) != (chanCalibHO_ + nchanCalibHO_) ||
           (chan == chanCalibHOs_)) &&
          (iphi >= minPhi_) && (iphi <= maxPhi_))
        ok = true;
    }
  } else if (tid.calibFlavor() == HcalCalibDetId::HOCrosstalk) {
    int ieta = std::abs(tid.ieta());
    unsigned int iphi = static_cast<unsigned int>(tid.iphi());
    if ((std::find(etaCalibHOX_, etaCalibHOX_ + nEtaCalibHOX_, ieta) != (etaCalibHOX_ + nEtaCalibHOX_)) &&
        (iphi >= minPhi_) && (iphi <= maxPhi_))
      ok = true;
  } else if (tid.calibFlavor() == HcalCalibDetId::HBX) {
    int ieta = std::abs(tid.ieta());
    unsigned int iphi = static_cast<unsigned int>(tid.iphi());
    if ((ieta == etaCalibHBX_) && (iphi >= minPhi_) && (iphi <= maxPhi_))
      ok = true;
  } else if (tid.calibFlavor() == HcalCalibDetId::HEX) {
    int ieta = std::abs(tid.ieta());
    unsigned int iphi = static_cast<unsigned int>(tid.iphi());
    if ((std::find(etaCalibHEX_, etaCalibHEX_ + nEtaCalibHEX_, ieta) != (etaCalibHEX_ + nEtaCalibHEX_)) &&
        (iphi >= minPhi_) && (iphi <= maxPhi_))
      ok = true;
  } else if ((tid.calibFlavor() == HcalCalibDetId::uMNqie) || (tid.calibFlavor() == HcalCalibDetId::LASERMON) ||
             (tid.calibFlavor() == HcalCalibDetId::CastorRadFacility)) {
    ok = true;
  }
  return ok;
}
 
bool HcalTopology::validHcal(const HcalDetId& id, const unsigned int flag) const {
  /* original logic show here because condensed form below is rather terse
  // check the raw rules
  bool ok = validHcal(id);
  if (flag == 0) { // This is all what is needed
  } else if (flag == 1) { // See if it is in the to be merged list and merged list
    if (hcons_->isPlan1MergedId(id))          ok = true;
    else if (hcons_->isPlan1ToBeMergedId(id)) ok = false;
  } else if (!ok) {
    ok = hcons_->isPlan1MergedId(id);
  }
  return ok;
  */
  return (flag > 0 and hcons_->isPlan1MergedId(id)) or
         ((flag != 1 or !hcons_->isPlan1ToBeMergedId(id)) and validHcal(id));
}
 
bool HcalTopology::isExcluded(const HcalDetId& id) const {
  bool exed = false;
  // first, check the full detector exclusions...  (fast)
  switch (id.subdet()) {
    case (HcalBarrel):
      exed = excludeHB_;
      break;
    case (HcalEndcap):
      exed = excludeHE_;
      break;
    case (HcalOuter):
      exed = excludeHO_;
      break;
    case (HcalForward):
      exed = excludeHF_;
      break;
    default:
      exed = false;
  }
  // next, check the list (slower)
  if (!exed && !exclusionList_.empty()) {
    std::vector<HcalDetId>::const_iterator i = std::lower_bound(exclusionList_.begin(), exclusionList_.end(), id);
    if (i != exclusionList_.end() && *i == id)
      exed = true;
  }
  return exed;
}
 
void HcalTopology::exclude(const HcalDetId& id) {
  std::vector<HcalDetId>::iterator i = std::lower_bound(exclusionList_.begin(), exclusionList_.end(), id);
  if (i == exclusionList_.end() || *i != id) {
    exclusionList_.insert(i, id);
  }
}
 
void HcalTopology::excludeSubdetector(HcalSubdetector subdet) {
  switch (subdet) {
    case (HcalBarrel):
      excludeHB_ = true;
      break;
    case (HcalEndcap):
      excludeHE_ = true;
      break;
    case (HcalOuter):
      excludeHO_ = true;
      break;
    case (HcalForward):
      excludeHF_ = true;
      break;
    default:
      break;
  }
}
 
std::vector<DetId> HcalTopology::east(const DetId& id) const {
  std::vector<DetId> vNeighborsDetId;
  HcalDetId neighbors[2];
  for (int i = 0; i < decIEta(HcalDetId(id), neighbors); i++) {
    if (neighbors[i].oldFormat())
      neighbors[i].changeForm();
    vNeighborsDetId.emplace_back(DetId(neighbors[i].rawId()));
  }
  return vNeighborsDetId;
}
 
std::vector<DetId> HcalTopology::west(const DetId& id) const {
  std::vector<DetId> vNeighborsDetId;
  HcalDetId neighbors[2];
  for (int i = 0; i < incIEta(HcalDetId(id), neighbors); i++) {
    if (neighbors[i].oldFormat())
      neighbors[i].changeForm();
    vNeighborsDetId.emplace_back(DetId(neighbors[i].rawId()));
  }
  return vNeighborsDetId;
}
 
std::vector<DetId> HcalTopology::north(const DetId& id) const {
  std::vector<DetId> vNeighborsDetId;
  HcalDetId neighbor;
  if (incIPhi(HcalDetId(id), neighbor)) {
    if (neighbor.oldFormat())
      neighbor.changeForm();
    vNeighborsDetId.emplace_back(DetId(neighbor.rawId()));
  }
  return vNeighborsDetId;
}
 
std::vector<DetId> HcalTopology::south(const DetId& id) const {
  std::vector<DetId> vNeighborsDetId;
  HcalDetId neighbor;
  if (decIPhi(HcalDetId(id), neighbor)) {
    if (neighbor.oldFormat())
      neighbor.changeForm();
    vNeighborsDetId.emplace_back(DetId(neighbor.rawId()));
  }
  return vNeighborsDetId;
}
 
std::vector<DetId> HcalTopology::up(const DetId& id) const {
  HcalDetId neighbor = id;
  std::vector<DetId> vNeighborsDetId;
  if (incrementDepth(neighbor)) {
    if (neighbor.oldFormat())
      neighbor.changeForm();
    vNeighborsDetId.emplace_back(neighbor);
  }
  return vNeighborsDetId;
}
 
std::vector<DetId> HcalTopology::down(const DetId& id) const {
  HcalDetId neighbor = id;
  std::vector<DetId> vNeighborsDetId;
  if (decrementDepth(neighbor)) {
    if (neighbor.oldFormat())
      neighbor.changeForm();
    vNeighborsDetId.emplace_back(neighbor);
  }
  return vNeighborsDetId;
}
 
int HcalTopology::exclude(HcalSubdetector subdet, int ieta1, int ieta2, int iphi1, int iphi2, int depth1, int depth2) {
  bool exed = false;
  // first, check the full detector exclusions...  (fast)
  switch (subdet) {
    case (HcalBarrel):
      exed = excludeHB_;
      break;
    case (HcalEndcap):
      exed = excludeHE_;
      break;
    case (HcalOuter):
      exed = excludeHO_;
      break;
    case (HcalForward):
      exed = excludeHF_;
      break;
    default:
      exed = false;
  }
  if (exed)
    return 0;  // if the whole detector is excluded...
 
  int ieta_l = std::min(ieta1, ieta2);
  int ieta_h = std::max(ieta1, ieta2);
  int iphi_l = std::min(iphi1, iphi2);
  int iphi_h = std::max(iphi1, iphi2);
  int depth_l = std::min(depth1, depth2);
  int depth_h = std::max(depth1, depth2);
 
  int n = 0;
  for (int ieta = ieta_l; ieta <= ieta_h; ieta++)
    for (int iphi = iphi_l; iphi <= iphi_h; iphi++)
      for (int depth = depth_l; depth <= depth_h; depth++) {
        HcalDetId id(subdet, ieta, iphi, depth);
        if (validRaw(id)) {  // use 'validRaw' to include check validity in "uncut" detector
          exclude(id);
          n++;
        }
      }
  return n;
}
 
bool HcalTopology::validDetIdPreLS1(const HcalDetId& id) const {
  const HcalSubdetector sd(id.subdet());
  const int ie(id.ietaAbs());
  const int ip(id.iphi());
  const int dp(id.depth());
 
  return ((ip >= 1) && (ip <= IPHI_MAX) && (dp >= 1) && (ie >= 1) &&
          (((sd == HcalBarrel) && (((ie <= 14) && (dp == 1)) || (((ie == 15) || (ie == 16)) && (dp <= 2)))) ||
           ((sd == HcalEndcap) &&
            (((ie == firstHERing()) && (dp == 3)) || ((ie == 17) && (dp == 1)) ||
             ((ie >= 18) && (ie <= 20) && (dp <= 2)) || ((ie >= 21) && (ie <= 26) && (dp <= 2) && (ip % 2 == 1)) ||
             ((ie >= 27) && (ie <= 28) && (dp <= 3) && (ip % 2 == 1)) || ((ie == 29) && (dp <= 2) && (ip % 2 == 1)))) ||
           ((sd == HcalOuter) && (ie <= 15) && (dp == 4)) ||
           ((sd == HcalForward) && (dp <= 2) &&
            (((ie >= firstHFRing()) && (ie < firstHFQuadPhiRing()) && (ip % 2 == 1)) ||
             ((ie >= firstHFQuadPhiRing()) && (ie <= lastHFRing()) && (ip % 4 == 3))))));
}
 
bool HcalTopology::validRaw(const HcalDetId& id) const {
  bool ok = true;
  int ieta = id.ieta();
  int aieta = id.ietaAbs();
  int depth = id.depth();
  int iphi = id.iphi();
  int zside = id.zside();
  HcalSubdetector subdet = id.subdet();
  int maxPhi = (subdet == HcalEndcap) ? maxPhiHE_ : IPHI_MAX;
  if ((ieta == 0 || iphi <= 0 || iphi > maxPhi) || aieta > maxEta_)
    ok = false;  // outer limits
 
  if (ok) {
    if (subdet == HcalBarrel) {
      if (mode_ == HcalTopologyMode::SLHC || mode_ == HcalTopologyMode::H2HE) {
        if ((aieta > lastHBRing()) || (depth > hcons_->getMaxDepth(0, aieta, iphi, zside)) ||
            (depth < hcons_->getMinDepth(0, aieta, iphi, zside)))
          ok = false;
      } else {
        if (aieta > lastHBRing() || depth > 2 || (aieta <= 14 && depth > 1))
          ok = false;
      }
    } else if (subdet == HcalEndcap) {
      if (mode_ == HcalTopologyMode::SLHC || mode_ == HcalTopologyMode::H2HE) {
        if ((depth > hcons_->getMaxDepth(1, aieta, iphi, zside)) ||
            (depth < hcons_->getMinDepth(1, aieta, iphi, zside)) || (aieta < firstHERing()) || (aieta > lastHERing())) {
          ok = false;
        } else {
          for (const auto& i : etaBinsHE_) {
            if (aieta == i.ieta) {
              if (aieta >= firstHEDoublePhiRing() && (iphi % 2) == 0)
                ok = false;
              if (aieta >= firstHEQuadPhiRing() && (iphi % 4) != 3)
                ok = false;
              if (aieta + 1 == hcons_->getNoff(1)) {
                if (depth < 1)
                  ok = false;
              } else {
                if (depth < i.depthStart)
                  ok = false;
              }
              break;
            }
          }
        }
      } else {
        if (depth > hcons_->getMaxDepth(1, aieta, iphi, zside) || aieta < firstHERing() || aieta > lastHERing() ||
            (aieta == firstHERing() && depth != hcons_->getDepthEta16(2, iphi, zside)) ||
            (aieta == 17 && depth != 1 && mode_ != HcalTopologyMode::H2) ||  // special case at H2
            (((aieta >= 17 && aieta < firstHETripleDepthRing()) || aieta == lastHERing()) && depth > 2) ||
            (aieta >= firstHEDoublePhiRing() && (iphi % 2) == 0))
          ok = false;
      }
    } else if (subdet == HcalOuter) {
      if (aieta > lastHORing() || iphi > IPHI_MAX || depth != 4)
        ok = false;
    } else if (subdet == HcalForward) {
      if (aieta < firstHFRing() || aieta > lastHFRing() || ((iphi % 2) == 0) ||
          (depth > hcons_->maxHFDepth(ieta, iphi)) || (aieta >= firstHFQuadPhiRing() && ((iphi + 1) % 4) != 0))
        ok = false;
    } else if (subdet == HcalTriggerTower) {
      ok = validHT(HcalTrigTowerDetId(id.rawId()));
    } else if (subdet == HcalOther) {
      ok = validCalib(HcalCalibDetId(id.rawId()));
    } else {
      ok = false;
    }
  }
  return ok;
}
 
bool HcalTopology::incIPhi(const HcalDetId& id, HcalDetId& neighbor) const {
  bool ok = valid(id);
  if (ok) {
    switch (id.subdet()) {
      case (HcalBarrel):
      case (HcalOuter):
        if (id.iphi() == IPHI_MAX)
          neighbor = HcalDetId(id.subdet(), id.ieta(), 1, id.depth());
        else
          neighbor = HcalDetId(id.subdet(), id.ieta(), id.iphi() + 1, id.depth());
        break;
      case (HcalEndcap):
        if (id.ietaAbs() >= firstHEQuadPhiRing()) {
          if (id.iphi() == IPHI_MAX - 1)
            neighbor = HcalDetId(id.subdet(), id.ieta(), 3, id.depth());
          else
            neighbor = HcalDetId(id.subdet(), id.ieta(), id.iphi() + 4, id.depth());
        } else if (id.ietaAbs() >= firstHEDoublePhiRing()) {
          if (id.iphi() == IPHI_MAX - 1)
            neighbor = HcalDetId(id.subdet(), id.ieta(), 1, id.depth());
          else
            neighbor = HcalDetId(id.subdet(), id.ieta(), id.iphi() + 2, id.depth());
        } else {
          if (id.iphi() == maxPhiHE_)
            neighbor = HcalDetId(id.subdet(), id.ieta(), 1, id.depth());
          else
            neighbor = HcalDetId(id.subdet(), id.ieta(), id.iphi() + 1, id.depth());
        }
        break;
      case (HcalForward):
        if (id.ietaAbs() >= firstHFQuadPhiRing()) {
          if (id.iphi() == IPHI_MAX - 1)
            neighbor = HcalDetId(id.subdet(), id.ieta(), 3, id.depth());
          else
            neighbor = HcalDetId(id.subdet(), id.ieta(), id.iphi() + 4, id.depth());
        } else {
          if (id.iphi() == IPHI_MAX - 1)
            neighbor = HcalDetId(id.subdet(), id.ieta(), 1, id.depth());
          else
            neighbor = HcalDetId(id.subdet(), id.ieta(), id.iphi() + 2, id.depth());
        }
        if (!validRaw(neighbor))
          ok = false;
        break;
      default:
        ok = false;
    }
  }
  return ok;
}
 
bool HcalTopology::decIPhi(const HcalDetId& id, HcalDetId& neighbor) const {
  bool ok = valid(id);
  if (ok) {
    switch (id.subdet()) {
      case (HcalBarrel):
      case (HcalOuter):
        if (id.iphi() == 1)
          neighbor = HcalDetId(id.subdet(), id.ieta(), IPHI_MAX, id.depth());
        else
          neighbor = HcalDetId(id.subdet(), id.ieta(), id.iphi() - 1, id.depth());
        break;
      case (HcalEndcap):
        if (id.ietaAbs() >= firstHEQuadPhiRing()) {
          if (id.iphi() == 3)
            neighbor = HcalDetId(id.subdet(), id.ieta(), IPHI_MAX - 1, id.depth());
          else
            neighbor = HcalDetId(id.subdet(), id.ieta(), id.iphi() - 4, id.depth());
        } else if (id.ietaAbs() >= firstHEDoublePhiRing()) {
          if (id.iphi() == 1)
            neighbor = HcalDetId(id.subdet(), id.ieta(), IPHI_MAX - 1, id.depth());
          else
            neighbor = HcalDetId(id.subdet(), id.ieta(), id.iphi() - 2, id.depth());
        } else {
          if (id.iphi() == 1)
            neighbor = HcalDetId(id.subdet(), id.ieta(), maxPhiHE_, id.depth());
          else
            neighbor = HcalDetId(id.subdet(), id.ieta(), id.iphi() - 1, id.depth());
        }
        break;
      case (HcalForward):
        if (id.ietaAbs() >= firstHFQuadPhiRing()) {
          if (id.iphi() == 3)
            neighbor = HcalDetId(id.subdet(), id.ieta(), IPHI_MAX - 1, id.depth());
          else
            neighbor = HcalDetId(id.subdet(), id.ieta(), id.iphi() - 4, id.depth());
        } else {
          if (id.iphi() == 1)
            neighbor = HcalDetId(id.subdet(), id.ieta(), IPHI_MAX - 1, id.depth());
          else
            neighbor = HcalDetId(id.subdet(), id.ieta(), id.iphi() - 2, id.depth());
        }
        if (!validRaw(neighbor))
          ok = false;
        break;
      default:
        ok = false;
    }
  }
  return ok;
}
 
int HcalTopology::incIEta(const HcalDetId& id, HcalDetId neighbors[2]) const {
  if (id.zside() == 1)
    return incAIEta(id, neighbors);
  else
    return decAIEta(id, neighbors);
}
 
int HcalTopology::decIEta(const HcalDetId& id, HcalDetId neighbors[2]) const {
  if (id.zside() == 1)
    return decAIEta(id, neighbors);
  else
    return incAIEta(id, neighbors);
}
 
int HcalTopology::incAIEta(const HcalDetId& id, HcalDetId neighbors[2]) const {
  int n = 1;
  int aieta = id.ietaAbs();
 
  if (aieta == firstHEDoublePhiRing() - 1 && (id.iphi() % 2) == 0)
    neighbors[0] = HcalDetId(id.subdet(), (aieta + 1) * id.zside(), id.iphi() - 1, id.depth());
  else if (aieta == firstHFQuadPhiRing() - 1 && ((id.iphi() + 1) % 4) != 0)
    neighbors[0] =
        HcalDetId(id.subdet(), (aieta + 1) * id.zside(), ((id.iphi() == 1) ? (71) : (id.iphi() - 2)), id.depth());
  else if (aieta == firstHEQuadPhiRing() - 1 && ((id.iphi() + 1) % 4) != 0)
    neighbors[0] =
        HcalDetId(id.subdet(), (aieta + 1) * id.zside(), ((id.iphi() == 1) ? (71) : (id.iphi() - 2)), id.depth());
  else if (aieta == lastHBRing())
    neighbors[0] = HcalDetId(HcalEndcap, (aieta + 1) * id.zside(), id.iphi(), 1);
  else if (aieta == lastHERing())
    neighbors[0] = HcalDetId(HcalForward, etaHE2HF_ * id.zside(), id.iphi(), 1);
  else
    neighbors[0] = HcalDetId(id.subdet(), (aieta + 1) * id.zside(), id.iphi(), id.depth());
 
  if (!valid(neighbors[0]))
    n = 0;
  return n;
}
 
int HcalTopology::decAIEta(const HcalDetId& id, HcalDetId neighbors[2]) const {
  int n = 1;
  int aieta = id.ietaAbs();
 
  if (aieta == firstHEDoublePhiRing()) {
    n = 2;
    neighbors[0] = HcalDetId(id.subdet(), (aieta - 1) * id.zside(), id.iphi(), id.depth());
    neighbors[1] = HcalDetId(id.subdet(), (aieta - 1) * id.zside(), id.iphi() + 1, id.depth());
  } else if (aieta == firstHFQuadPhiRing()) {
    n = 2;
    neighbors[0] = HcalDetId(id.subdet(), (aieta - 1) * id.zside(), id.iphi(), id.depth());
    if (id.iphi() == IPHI_MAX - 1)
      neighbors[1] = HcalDetId(id.subdet(), (aieta - 1) * id.zside(), 1, id.depth());
    else
      neighbors[1] = HcalDetId(id.subdet(), (aieta - 1) * id.zside(), id.iphi() + 2, id.depth());
  } else if (aieta == firstHEQuadPhiRing()) {
    n = 2;
    neighbors[0] = HcalDetId(id.subdet(), (aieta - 1) * id.zside(), id.iphi(), id.depth());
    if (id.iphi() == IPHI_MAX - 1)
      neighbors[1] = HcalDetId(id.subdet(), (aieta - 1) * id.zside(), 1, id.depth());
    else
      neighbors[1] = HcalDetId(id.subdet(), (aieta - 1) * id.zside(), id.iphi() + 2, id.depth());
  } else if (aieta == 1) {
    neighbors[0] = HcalDetId(id.subdet(), -aieta * id.zside(), id.iphi(), id.depth());
  } else if (aieta == firstHERing()) {
    neighbors[0] = HcalDetId(HcalBarrel, (aieta - 1) * id.zside(), id.iphi(), 1);
  } else if (aieta == firstHFRing()) {
    neighbors[0] = HcalDetId(HcalEndcap, etaHF2HE_ * id.zside(), id.iphi(), 1);
  } else
    neighbors[0] = HcalDetId(id.subdet(), (aieta - 1) * id.zside(), id.iphi(), id.depth());
 
  if (!valid(neighbors[0]) && n == 2) {
    if (!valid(neighbors[1]))
      n = 0;
    else {
      n = 1;
      neighbors[0] = neighbors[1];
    }
  }
  if (n == 2 && !valid(neighbors[1]))
    n = 1;
  if (n == 1 && !valid(neighbors[0]))
    n = 0;
 
  return n;
}
 
void HcalTopology::depthBinInformation(
    HcalSubdetector subdet, int etaRing, int iphi, int zside, int& nDepthBins, int& startingBin) const {
  if (subdet == HcalBarrel) {
    if (mode_ == HcalTopologyMode::SLHC || mode_ == HcalTopologyMode::H2HE) {
      startingBin = hcons_->getMinDepth(0, etaRing, iphi, zside);
      if (etaRing == lastHBRing()) {
        nDepthBins = hcons_->getDepthEta16(1, iphi, zside) - startingBin + 1;
      } else {
        nDepthBins = hcons_->getMaxDepth(0, etaRing, iphi, zside) - startingBin + 1;
      }
    } else {
      if (etaRing <= 14) {
        nDepthBins = 1;
        startingBin = 1;
      } else {
        nDepthBins = 2;
        startingBin = 1;
      }
    }
  } else if (subdet == HcalEndcap) {
    if (mode_ == HcalTopologyMode::SLHC || mode_ == HcalTopologyMode::H2HE) {
      if (etaRing == firstHERing()) {
        startingBin = hcons_->getDepthEta16(2, iphi, zside);
      } else {
        startingBin = hcons_->getMinDepth(1, etaRing, iphi, zside);
      }
      nDepthBins = hcons_->getMaxDepth(1, etaRing, iphi, zside) - startingBin + 1;
    } else {
      if (etaRing == firstHERing()) {
        nDepthBins = 1;
        startingBin = 3;
      } else if (etaRing == 17) {
        nDepthBins = 1;
        startingBin = 1;
      } else if (etaRing == lastHERing()) {
        nDepthBins = 2;
        startingBin = 1;
      } else {
        nDepthBins = (etaRing >= firstHETripleDepthRing()) ? 3 : 2;
        startingBin = 1;
      }
    }
  } else if (subdet == HcalForward) {
    nDepthBins = maxDepthHF_;
    startingBin = 1;
  } else if (subdet == HcalOuter) {
    nDepthBins = 1;
    startingBin = 4;
  } else {
    edm::LogWarning("HCalGeom") << "Bad HCAL subdetector " << subdet;
  }
}
 
bool HcalTopology::incrementDepth(HcalDetId& detId) const {
  HcalSubdetector subdet = detId.subdet();
  int ieta = detId.ieta();
  int etaRing = detId.ietaAbs();
  int depth = detId.depth();
  int iphi = detId.iphi();
  int zside = detId.zside();
  int nDepthBins(0), startingBin(0);
  depthBinInformation(subdet, etaRing, iphi, zside, nDepthBins, startingBin);
 
  // see if the new depth bin exists
  ++depth;
  if (depth >= (startingBin + nDepthBins)) {
    // handle on a case-by-case basis
    if (subdet == HcalBarrel && etaRing < lastHORing()) {
      // HO
      subdet = HcalOuter;
      depth = 4;
    } else if (subdet == HcalBarrel && etaRing == lastHBRing()) {
      // overlap
      subdet = HcalEndcap;
      if (mode_ == HcalTopologyMode::SLHC || mode_ == HcalTopologyMode::H2HE)
        depth = hcons_->getDepthEta16(2, iphi, zside);
    } else if (subdet == HcalEndcap && etaRing == lastHERing() - 1 && mode_ != HcalTopologyMode::SLHC) {
      // guard ring HF29 is behind HE 28
      subdet = HcalForward;
      (ieta > 0) ? ++ieta : --ieta;
      depth = 1;
    } else if (subdet == HcalEndcap && etaRing == lastHERing() && mode_ != HcalTopologyMode::SLHC) {
      // split cells go to bigger granularity.  Ring 29 -> 28
      (ieta > 0) ? --ieta : ++ieta;
    } else {
      // no more chances
      detId = HcalDetId();
      return false;
    }
  }
  detId = HcalDetId(subdet, ieta, iphi, depth);
  return validRaw(detId);
}
 
bool HcalTopology::decrementDepth(HcalDetId& detId) const {
  HcalSubdetector subdet = detId.subdet();
  int ieta = detId.ieta();
  int etaRing = detId.ietaAbs();
  int depth = detId.depth();
  int iphi = detId.iphi();
  int zside = detId.zside();
  int nDepthBins, startingBin;
  depthBinInformation(subdet, etaRing, iphi, zside, nDepthBins, startingBin);
 
  // see if the new depth bin exists
  --depth;
  if ((subdet == HcalOuter) || (subdet == HcalEndcap && etaRing == firstHERing())) {
    subdet = HcalBarrel;
    for (int i = 0; i < nEtaHB_; ++i) {
      if (etaRing == etaBinsHB_[i].ieta) {
        depth = etaBinsHB_[i].depthStart + etaBinsHB_[i].layer.size() - 1;
        break;
      }
    }
  } else if (subdet == HcalEndcap && etaRing == lastHERing() && depth == hcons_->getDepthEta29(iphi, zside, 0) &&
             mode_ != HcalTopologyMode::SLHC) {
    (ieta > 0) ? --ieta : ++ieta;
  } else if (depth <= 0) {
    if (subdet == HcalForward && etaRing == firstHFRing()) {
      // overlap
      subdet = HcalEndcap;
      etaRing = etaHF2HE_;
      ieta = (ieta > 0) ? etaRing : -etaRing;
      for (const auto& i : etaBinsHE_) {
        if (etaRing == i.ieta) {
          depth = i.depthStart + i.layer.size() - 1;
          break;
        }
      }
    } else {
      // no more chances
      detId = HcalDetId();
      return false;
    }
  }
  detId = HcalDetId(subdet, ieta, detId.iphi(), depth);
  return validRaw(detId);
}
 
int HcalTopology::nPhiBins(int etaRing) const {
  int lastPhiBin = singlePhiBins_;
  if (etaRing >= firstHFQuadPhiRing() || etaRing >= firstHEQuadPhiRing())
    lastPhiBin = doublePhiBins_ / 2;
  else if (etaRing >= firstHEDoublePhiRing())
    lastPhiBin = doublePhiBins_;
  if (hcons_ && etaRing >= hcons_->getEtaRange(1).first && etaRing <= hcons_->getEtaRange(1).second) {
    return nPhiBins(HcalBarrel, etaRing);
  }
  return lastPhiBin;
}
 
int HcalTopology::nPhiBins(HcalSubdetector bc, int etaRing) const {
  double phiTableVal;
  if (bc == HcalForward) {
    phiTableVal = dPhiTableHF[etaRing - firstHFRing_];
  } else {
    phiTableVal = dPhiTable[etaRing - firstHBRing_];
  }
  int lastPhiBin = 0;
  if (phiTableVal != 0.0)
    lastPhiBin = static_cast<int>((2._pi / phiTableVal) + 0.001);
  return lastPhiBin;
}
 
int HcalTopology::maxDepth() const {
  int maxd1 = std::max(maxDepthHB_, maxDepthHE_);
  int maxd2 = std::max(maxDepthHF_, minMaxDepth_);
  return std::max(maxd1, maxd2);
}
 
int HcalTopology::maxDepth(HcalSubdetector bc) const {
  if (bc == HcalBarrel)
    return maxDepthHB_;
  else if (bc == HcalEndcap)
    return maxDepthHE_;
  else if (bc == HcalForward)
    return maxDepthHF_;
  else
    return 4;
}
 
int HcalTopology::etaRing(HcalSubdetector bc, double abseta) const {
  int etaring = firstHBRing_;
  if (bc == HcalForward) {
    etaring = firstHFRing_;
    for (unsigned int k = 0; k < etaTableHF.size() - 1; ++k) {
      if (abseta < etaTableHF[k + 1]) {
        etaring += k;
        break;
      }
    }
  } else {
    for (unsigned int k = 0; k < etaTable.size() - 1; ++k) {
      if (abseta < etaTable[k + 1]) {
        etaring += k;
        break;
      }
    }
    if (abseta >= etaTable[etaTable.size() - 1])
      etaring = lastHERing_;
  }
  return etaring;
}
 
int HcalTopology::phiBin(HcalSubdetector bc, int etaring, double phi) const {
  //put phi in correct range (0->2pi)
  int index(0);
  if (bc == HcalBarrel) {
    index = (etaring - firstHBRing_);
    phi -= phioff[0];
  } else if (bc == HcalEndcap) {
    index = (etaring - firstHBRing_);
    phi -= phioff[1];
  } else if (bc == HcalForward) {
    index = (etaring - firstHFRing_);
    if (index < static_cast<int>(dPhiTableHF.size())) {
      if (index >= 0 && unitPhiHF[index] > 2)
        phi -= phioff[4];
      else
        phi -= phioff[2];
    }
  }
  if (index < 0)
    index = 0;
  if (phi < 0.0)
    phi += 2._pi;
  else if (phi > 2._pi)
    phi -= 2._pi;
  int phibin(1), unit(1);
  if (bc == HcalForward) {
    if (index < (int)(dPhiTableHF.size())) {
      unit = unitPhiHF[index];
      phibin = static_cast<int>(phi / dPhiTableHF[index]) + 1;
    }
  } else {
    if (index < (int)(dPhiTable.size())) {
      phibin = static_cast<int>(phi / dPhiTable[index]) + 1;
      unit = unitPhi[index];
    }
  }
  int iphi(phibin);
  if (unit == 2)
    iphi = (phibin - 1) * 2 + 1;
  else if (unit == 4)
    iphi = (phibin - 1) * 4 + 3;
  return iphi;
}
 
void HcalTopology::getDepthSegmentation(const unsigned ring, std::vector<int>& readoutDepths, const bool one) const {
  // if it doesn't exist, return the first entry with a lower index.  So if we only
  // have entries for 1 and 17, any input from 1-16 should return the entry for ring 1
  SegmentationMap::const_iterator pos;
  if (!one) {
    pos = depthSegmentation_.upper_bound(ring);
    if (pos == depthSegmentation_.begin()) {
      throw cms::Exception("HcalTopology") << "No depth segmentation found for ring" << ring;
    }
  } else {
    pos = depthSegmentationOne_.upper_bound(ring);
    if (pos == depthSegmentationOne_.begin()) {
      throw cms::Exception("HcalTopology") << "No depth segmentation found for ring" << ring;
    }
  }
  --pos;
  // pos now refers to the last element with key <= ring.
  readoutDepths = pos->second;
}
 
void HcalTopology::setDepthSegmentation(const unsigned ring, const std::vector<int>& readoutDepths, const bool one) {
  if (one) {
    depthSegmentationOne_[ring] = readoutDepths;
  } else {
    depthSegmentation_[ring] = readoutDepths;
  }
}
 
std::pair<int, int> HcalTopology::segmentBoundaries(const unsigned ring, const unsigned depth, const bool one) const {
  std::vector<int> readoutDepths;
  getDepthSegmentation(ring, readoutDepths, one);
  int d1 = std::lower_bound(readoutDepths.begin(), readoutDepths.end(), depth) - readoutDepths.begin();
  int d2 = std::upper_bound(readoutDepths.begin(), readoutDepths.end(), depth) - readoutDepths.begin();
  return std::pair<int, int>(d1, d2);
}
 
double HcalTopology::etaMax(HcalSubdetector subdet) const {
  double eta(0);
  switch (subdet) {
    case (HcalBarrel):
      if (lastHBRing_ < (int)(etaTable.size()))
        eta = etaTable[lastHBRing_];
      break;
    case (HcalEndcap):
      if (lastHERing_ < (int)(etaTable.size()) && nEtaHE_ > 0)
        eta = etaTable[lastHERing_];
      break;
    case (HcalOuter):
      if (lastHORing_ < (int)(etaTable.size()))
        eta = etaTable[lastHORing_];
      break;
    case (HcalForward):
      if (!etaTableHF.empty())
        eta = etaTableHF[etaTableHF.size() - 1];
      break;
    default:
      eta = 0;
  }
  return eta;
}
std::pair<double, double> HcalTopology::etaRange(HcalSubdetector subdet, int keta) const {
  int ieta = (keta > 0) ? keta : -keta;
  if (subdet == HcalForward) {
    if (ieta >= firstHFRing_) {
      unsigned int ii = (unsigned int)(ieta - firstHFRing_);
      if (ii + 1 < etaTableHF.size())
        return std::pair<double, double>(etaTableHF[ii], etaTableHF[ii + 1]);
    }
  } else {
    int ietal = (mode_ == HcalTopologyMode::LHC && ieta == lastHERing_ - 1) ? (ieta + 1) : ieta;
    if ((ietal < (int)(etaTable.size())) && (ieta > 0))
      return std::pair<double, double>(etaTable[ieta - 1], etaTable[ietal]);
  }
  return std::pair<double, double>(0, 0);
}
 
unsigned int HcalTopology::detId2denseIdPreLS1(const DetId& id) const {
  HcalDetId hid(id);
  const HcalSubdetector sd(hid.subdet());
  const int ip(hid.iphi());
  const int ie(hid.ietaAbs());
  const int dp(hid.depth());
  const int zn(hid.zside() < 0 ? 1 : 0);
  unsigned int retval =
      ((sd == HcalBarrel)
           ? (ip - 1) * 18 + dp - 1 + ie - (ie < 16 ? 1 : 0) + zn * kHBhalf
           : ((sd == HcalEndcap)
                  ? 2 * kHBhalf + (ip - 1) * 8 + (ip / 2) * 20 +
                        ((ie == 16 || ie == 17)
                             ? ie - 16
                             : ((ie >= 18 && ie <= 20)
                                    ? 2 + 2 * (ie - 18) + dp - 1
                                    : ((ie >= 21 && ie <= 26)
                                           ? 8 + 2 * (ie - 21) + dp - 1
                                           : ((ie >= 27 && ie <= 28) ? 20 + 3 * (ie - 27) + dp - 1
                                                                     : 26 + 2 * (ie - 29) + dp - 1)))) +
                        zn * kHEhalf
                  : ((sd == HcalOuter)
                         ? 2 * kHBhalf + 2 * kHEhalf + (ip - 1) * 15 + (ie - 1) + zn * kHOhalf
                         : ((sd == HcalForward) ? 2 * kHBhalf + 2 * kHEhalf + 2 * kHOhalf + ((ip - 1) / 4) * 4 +
                                                      ((ip - 1) / 2) * 22 + 2 * (ie - 29) + (dp - 1) + zn * kHFhalf
                                                : 0xFFFFFFFFu))));
  return retval;
}
 
unsigned int HcalTopology::detId2denseIdHB(const DetId& id) const {
  HcalDetId hid(id);
  const int ip(hid.iphi());
  const int ie(hid.ietaAbs());
  const int dp(hid.depth());
  const int zn(hid.zside() < 0 ? 1 : 0);
  unsigned int retval = 0xFFFFFFFFu;
  if (topoVersion_ == 0) {
    retval = (ip - 1) * 18 + dp - 1 + ie - (ie < 16 ? 1 : 0) + zn * kHBhalf;
  } else if (topoVersion_ == 10) {
    retval = (dp - 1) + maxDepthHB_ * (ip - 1);
    if (hid.ieta() > 0)
      retval += maxDepthHB_ * IPHI_MAX * (hid.ieta() - firstHBRing());
    else
      retval += maxDepthHB_ * IPHI_MAX * (hid.ieta() + lastHBRing() + nEtaHB_);
  }
  return retval;
}
 
unsigned int HcalTopology::detId2denseIdHE(const DetId& id) const {
  HcalDetId hid(id);
  const int ip(hid.iphi());
  const int ie(hid.ietaAbs());
  const int dp(hid.depth());
  const int zn(hid.zside() < 0 ? 1 : 0);
  unsigned int retval = 0xFFFFFFFFu;
  if (topoVersion_ == 0) {
    retval = (ip - 1) * 8 + (ip / 2) * 20 +
             ((ie == 16 || ie == 17)
                  ? ie - 16
                  : ((ie >= 18 && ie <= 20)
                         ? 2 + 2 * (ie - 18) + dp - 1
                         : ((ie >= 21 && ie <= 26) ? 8 + 2 * (ie - 21) + dp - 1
                                                   : ((ie >= 27 && ie <= 28) ? 20 + 3 * (ie - 27) + dp - 1
                                                                             : 26 + 2 * (ie - 29) + dp - 1)))) +
             zn * kHEhalf;
  } else if (topoVersion_ == 10) {
    retval = (dp - 1) + maxDepthHE_ * (ip - 1);
    if (hid.ieta() > 0)
      retval += maxDepthHE_ * maxPhiHE_ * (hid.ieta() - firstHERing());
    else
      retval += maxDepthHE_ * maxPhiHE_ * (hid.ieta() + lastHERing() + nEtaHE_);
  }
  return retval;
}
 
unsigned int HcalTopology::detId2denseIdHO(const DetId& id) const {
  HcalDetId hid(id);
  const int ip(hid.iphi());
  const int ie(hid.ietaAbs());
  const int zn(hid.zside() < 0 ? 1 : 0);
 
  unsigned int retval = 0xFFFFFFFFu;
  if (topoVersion_ == 0) {
    retval = (ip - 1) * 15 + (ie - 1) + zn * kHOhalf;
  } else if (topoVersion_ == 10) {
    if (hid.ieta() > 0)
      retval = (ip - 1) + IPHI_MAX * (hid.ieta() - 1);
    else
      retval = (ip - 1) + IPHI_MAX * (30 + hid.ieta());
  }
  return retval;
}
 
unsigned int HcalTopology::detId2denseIdHF(const DetId& id) const {
  HcalDetId hid(id);
  const int ip(hid.iphi());
  const int ie(hid.ietaAbs());
  const int dp(hid.depth());
  const int zn(hid.zside() < 0 ? 1 : 0);
 
  unsigned int retval = 0xFFFFFFFFu;
  if (topoVersion_ == 0) {
    retval = ((ip - 1) / 4) * 4 + ((ip - 1) / 2) * 22 + 2 * (ie - 29) + (dp - 1) + zn * kHFhalf;
  } else if (topoVersion_ == 10) {
    retval = dp - 1 + 2 * (ip - 1);
    if (hid.ieta() > 0)
      retval += maxDepthHF_ * IPHI_MAX * (hid.ieta() - 29);
    else
      retval += maxDepthHF_ * IPHI_MAX * ((41 + 13) + hid.ieta());
  }
  return retval;
}
 
unsigned int HcalTopology::detId2denseIdHT(const DetId& id) const {
  HcalTrigTowerDetId tid(id);
  int zside = tid.zside();
  unsigned int ietaAbs = tid.ietaAbs();
  unsigned int iphi = tid.iphi();
  unsigned int ivers = tid.version();
 
  unsigned int index;
  if (ivers == 0) {
    if ((iphi - 1) % 4 == 0)
      index = (iphi - 1) * 32 + (ietaAbs - 1) - (12 * ((iphi - 1) / 4));
    else
      index = (iphi - 1) * 28 + (ietaAbs - 1) + (4 * (((iphi - 1) / 4) + 1));
    if (zside == -1)
      index += kHThalf;
  } else {
    index = kHTSizePreLS1;
    if (zside == -1)
      index += ((kHTSizePhase1 - kHTSizePreLS1) / 2);
    index += (36 * (ietaAbs - 30) + ((iphi - 1) / 2));
  }
 
  return index;
}
 
unsigned int HcalTopology::detId2denseIdCALIB(const DetId& id) const {
  HcalCalibDetId tid(id);
  int channel = tid.cboxChannel();
  int ieta = tid.ieta();
  int iphi = tid.iphi();
  int zside = tid.zside();
  unsigned int index = 0xFFFFFFFFu;
 
  if (tid.calibFlavor() == HcalCalibDetId::CalibrationBox) {
    HcalSubdetector subDet = tid.hcalSubdet();
 
    if (subDet == HcalBarrel) {
      //std::cout<<"CALIB_HB:  ";
      //dphi = 4 (18 phi values), 3 channel types (0,1,2), eta = -1 or 1
      //total of 18*3*2=108 channels
      auto indx = std::find(etaCalibHB_, etaCalibHB_ + nEtaCalibHB_, ieta);
      auto kndx = std::find(chanCalibHB_, chanCalibHB_ + nchanCalibHB_, channel);
      if (indx != etaCalibHB_ + nEtaCalibHB_ && kndx != chanCalibHB_ + nchanCalibHB_) {
        int keta = static_cast<int>(indx - etaCalibHB_);
        int kchn = static_cast<int>(kndx - chanCalibHB_);
        index = ((iphi + 1) / mPhiCalibHB_ - 1) + kPhiCalibHB_ * kchn + keta * kchanCalibHB_ + kOffCalibHB_;
      }
    } else if (subDet == HcalEndcap) {
      //std::cout<<"CALIB_HE:  ";
      //dphi = 4 (18 phi values), 7 channel types (0,1,2,3,4,5,6), eta = -1/+1
      //total of 18*7*2=252 channels
      //    if (channel > 2) channel -= 1;
      auto indx = std::find(etaCalibHE_, etaCalibHE_ + nEtaCalibHE_, ieta);
      if (indx != etaCalibHE_ + nEtaCalibHE_) {
        int keta = static_cast<int>(indx - etaCalibHE_);
        auto kndx = std::find(chanCalibHE1_, chanCalibHE1_ + nchanCalibHE1_, channel);
        if (kndx != chanCalibHE1_ + nchanCalibHE1_) {
          int kchn = static_cast<int>(kndx - chanCalibHE1_);
          index = ((iphi + 1) / mPhiCalibHE_ - 1) + kPhiCalibHE_ * kchn + keta * kchanCalibHE1_ + kOffCalibHE1_;
        } else if (channel == chanCalibHE2_) {
          index = ((iphi + 1) / mPhiCalibHE_ - 1) + keta * kchanCalibHE2_ + kOffCalibHE2_;
        }
      }
    } else if (subDet == HcalForward) {
      //std::cout<<"CALIB_HF:  ";
      //dphi = 18 (4 phi values), 3 channel types (0,1,8), eta = -1 or +1
      // or iphi = 1; channel = 9, eta = -1 or +1
      //total channels 4*3*2=24 + 2
      auto indx = std::find(etaCalibHF_, etaCalibHF_ + nEtaCalibHF_, ieta);
      if (indx != etaCalibHF_ + nEtaCalibHF_) {
        int keta = static_cast<int>(indx - etaCalibHF_);
        auto kndx = std::find(chanCalibHF1_, chanCalibHF1_ + nchanCalibHF1_, channel);
        if (kndx != chanCalibHF1_ + nchanCalibHF1_) {
          int kchn = static_cast<int>(kndx - chanCalibHF1_);
          index = ((iphi - 1) / mPhiCalibHF1_) + kPhiCalibHF1_ * kchn + keta * kchanCalibHF1_ + kOffCalibHF1_;
        } else if (channel == chanCalibHF2_) {
          index = keta * kchanCalibHF2_ + kOffCalibHF2_;
        }
      }
    } else if (subDet == HcalOuter) {
      //std::cout<<"CALIB_HO:  ";
      auto indx = std::find(etaCalibHO_, etaCalibHO_ + nEtaCalibHO_, ieta);
      if (indx != etaCalibHO_ + nEtaCalibHO_) {
        int keta = static_cast<int>(indx - etaCalibHO_);
        auto kndx = std::find(chanCalibHO_, chanCalibHO_ + nchanCalibHO_, channel);
        //there are 5 special calib crosstalk channels, one in each ring
        if (channel == chanCalibHOs_) {
          index = keta + kOffCalibHO2_;
        } else if (kndx != chanCalibHO_ + nchanCalibHO_) {
          //for HOM/HOP dphi = 6 (12 phi values),  2 channel types (0,1), eta = -2,-1 or 1,2
          //for HO0/YB0 dphi = 12 (6 phi values),  2 channel types (0,1), eta = 0
          int kchn = static_cast<int>(kndx - chanCalibHO_);
          int kphi = (ieta == 0) ? ((iphi + 1) / mPhiCalibHO0_ - 1) : ((iphi + 1) / mPhiCalibHO1_ - 1);
          if (ieta < 0) {
            index = kphi + kPhiCalibHO2_ * kchn + kPhiCalibHO1_ * keta + kOffCalibHO1_;
          } else if (ieta > 0) {
            index = kphi + kPhiCalibHO2_ * kchn + kPhiCalibHO1_ * (keta - 1) + kPhiCalibHO0_ + kOffCalibHO1_;
          } else {
            index = kphi + kPhiCalibHO2_ * kchn + kPhiCalibHO1_ * keta + kOffCalibHO1_;
          }
        }
      }
    } else {
      edm::LogWarning("HGCalGeom") << "HCAL Det Id not valid!";
    }
  } else if (tid.calibFlavor() == HcalCalibDetId::HOCrosstalk) {
    //std::cout<<"HX:  ";
    //for YB0/HO0 phi is grouped in 6 groups of 6 with dphi=2 but the transitions are 1 or 3
    // in such a way that the %36 operation yeilds unique values for every iphi
    //ieta = 0 for HO2M/HO1M ieta=2 for HO1P/HO2P;
    //ieta = 1 YB0/HO0;
    int kphi = ((std::abs(ieta) == etaCalibHOX_[0]) ? ((iphi % 2 == 0) ? (iphi / 2 - 1) : (iphi - 1) / 2) : (iphi - 1));
    if (std::abs(ieta) == etaCalibHOX_[0]) {
      index = kphi + (((zside + 1) * nPhiCalibHOX_[0]) / 2) + nPhiCalibHOX_[1] + kOffCalibHOX_;
    } else if (std::abs(ieta) == etaCalibHOX_[1]) {
      index = kphi + ((zside + 1) * nPhiCalibHOX_[1]) + kOffCalibHOX_;
    }
  } else if (tid.calibFlavor() == HcalCalibDetId::HBX) {
    if (std::abs(ieta) == etaCalibHBX_) {
      index = kOffCalibHBX_ + (iphi - 1) + (zside + 1) * kPhiCalibHBX_ / 2;
    }
  } else if (tid.calibFlavor() == HcalCalibDetId::HEX) {
    if (std::abs(ieta) == etaCalibHEX_[0]) {
      index = kOffCalibHEX_ + (iphi - 1) / mPhiCalibHEX_ + (zside + 1) * kPhiCalibHEX_ / 2;
    } else if (std::abs(ieta) == etaCalibHEX_[1]) {
      index = kOffCalibHEX_ + (iphi - 1) / mPhiCalibHEX_ + (zside + 1) * kPhiCalibHEX_ / 2 + 2 * kPhiCalibHEX_;
    }
  }
  //std::cout << "  " << ieta << "  " << zside << "  " << iphi << "  " << depth << "  " << index << std::endl;
  return index;
}
 
HcalCalibDetId HcalTopology::denseId2detIdCALIB(const unsigned int& hid) const {
  HcalCalibDetId id;
  unsigned int hid0(hid);
  if (hid0 < kOffCalibHOX_) {
    HcalSubdetector subdet(HcalEmpty);
    int id0, keta, ieta, iphi, ichan, ctype;
    if (hid0 < kOffCalibHE1_) {
      id0 = static_cast<int>(hid0);
      subdet = HcalBarrel;
      iphi = hid0 % kPhiCalibHB_;
      keta = (hid0 < kchanCalibHB_) ? 0 : 1;
      ieta = etaCalibHB_[keta];
      ichan = (id0 - iphi - keta * kchanCalibHB_) / kPhiCalibHB_;
      iphi = mPhiCalibHB_ * (iphi + 1) - 1;
      ctype = chanCalibHB_[ichan];
    } else if (hid0 < kOffCalibHF1_) {
      hid0 -= kOffCalibHE1_;
      id0 = static_cast<int>(hid0);
      subdet = HcalEndcap;
      iphi = hid0 % kPhiCalibHE_;
      keta = (hid0 < kchanCalibHE1_) ? 0 : 1;
      ieta = etaCalibHE_[keta];
      ichan = (id0 - iphi - keta * kchanCalibHE1_) / kPhiCalibHE_;
      iphi = mPhiCalibHE_ * (iphi + 1) - 1;
      ctype = chanCalibHE1_[ichan];
    } else if (hid0 < kOffCalibHO1_) {
      hid0 -= kOffCalibHF1_;
      id0 = static_cast<int>(hid0);
      subdet = HcalForward;
      iphi = hid0 % kPhiCalibHF1_;
      keta = (hid0 < kchanCalibHF1_) ? 0 : 1;
      ieta = etaCalibHF_[keta];
      ichan = (id0 - iphi - keta * kchanCalibHF1_) / kPhiCalibHF1_;
      iphi = mPhiCalibHF1_ * iphi + 1;
      ctype = chanCalibHF1_[ichan];
    } else if (hid0 < kOffCalibHO2_) {
      hid0 -= kOffCalibHO1_;
      id0 = static_cast<int>(hid0);
      subdet = HcalOuter;
      unsigned int kphi = hid0 % kPhiCalibHO2_;
      if (kphi < 2 * kPhiCalibHO1_) {
        ieta = (kphi >= kPhiCalibHO1_) ? etaCalibHO_[1] : etaCalibHO_[0];
        iphi = kphi % kPhiCalibHO1_;
        ichan = (id0 - iphi - (ieta + 2) * kPhiCalibHO1_) / kPhiCalibHO2_;
        iphi = (iphi + 1) * mPhiCalibHO1_ - 1;
      } else if (kphi < (2 * kPhiCalibHO1_ + kPhiCalibHO0_)) {
        ieta = etaCalibHO_[2];
        iphi = kphi % kPhiCalibHO0_;
        ichan = (id0 - iphi - (ieta + 2) * kPhiCalibHO1_) / kPhiCalibHO2_;
        iphi = (iphi + 1) * mPhiCalibHO0_ - 1;
      } else {
        ieta = (kphi >= 3 * kPhiCalibHO1_ + kPhiCalibHO0_) ? etaCalibHO_[4] : etaCalibHO_[3];
        iphi = kphi % kPhiCalibHO1_;
        ichan = (id0 - iphi - (ieta + 1) * kPhiCalibHO1_ - kPhiCalibHO0_) / kPhiCalibHO2_;
        iphi = (iphi + 1) * mPhiCalibHO1_ - 1;
      }
      ctype = chanCalibHO_[ichan];
    } else if (hid0 < kOffCalibHE2_) {
      hid0 -= kOffCalibHO2_;
      subdet = HcalOuter;
      iphi = phiCalibHO_[hid0];
      ctype = static_cast<int>(chanCalibHOs_);
      ieta = etaCalibHO_[hid0];
    } else if (hid0 < kOffCalibHF2_) {
      hid0 -= kOffCalibHE2_;
      id0 = static_cast<int>(hid0);
      subdet = HcalEndcap;
      iphi = hid0 % kPhiCalibHE_;
      keta = (hid0 < kchanCalibHE2_) ? 0 : 1;
      ieta = etaCalibHE_[keta];
      iphi = mPhiCalibHE_ * (iphi + 1) - 1;
      ctype = chanCalibHE2_;
    } else {
      hid0 -= kOffCalibHF2_;
      id0 = static_cast<int>(hid0);
      subdet = HcalForward;
      keta = (hid0 < kchanCalibHF2_) ? 0 : 1;
      ieta = etaCalibHF_[keta];
      iphi = phiCalibHF2_;
      ctype = chanCalibHF2_;
    }
    id = HcalCalibDetId(subdet, ieta, iphi, ctype);
#ifdef EDM_ML_DEBUG
    edm::LogVerbatim("HCalGeom") << "CalibrationBox: " << hid << " o/p " << ieta << ":" << iphi << ":" << ichan << ":"
                                 << ctype << " " << id;
#endif
  } else if (hid < kOffCalibHBX_) {
    hid0 -= kOffCalibHOX_;
    int iphi, ieta;
    if (hid0 < nPhiCalibHOX_[1]) {
      iphi = static_cast<int>(hid0) + 1;
      ieta = -etaCalibHOX_[1];
    } else if (hid0 < (nPhiCalibHOX_[1] + nPhiCalibHOX_[0])) {
      hid0 -= nPhiCalibHOX_[1];
      iphi = ((hid0 + phiCalibHOX1_) % phiCalibHOX2_ < phiCalibHOX3_) ? 2 * hid0 + 1 : 2 * hid0 + 2;
      ieta = -etaCalibHOX_[0];
    } else if (hid0 < (nPhiCalibHOX_[1] + 2 * nPhiCalibHOX_[0])) {
      hid0 -= (nPhiCalibHOX_[1] + nPhiCalibHOX_[0]);
      iphi = ((hid0 + phiCalibHOX1_) % phiCalibHOX2_ < phiCalibHOX3_) ? 2 * hid0 + 1 : 2 * hid0 + 2;
      ieta = etaCalibHOX_[0];
    } else {
      hid0 -= (nPhiCalibHOX_[1] + 2 * nPhiCalibHOX_[0]);
      iphi = static_cast<int>(hid0) + 1;
      ieta = etaCalibHOX_[1];
    }
    id = HcalCalibDetId(HcalCalibDetId::HOCrosstalk, ieta, iphi);
#ifdef EDM_ML_DEBUG
    edm::LogVerbatim("HCalGeom") << "HOCrossTalk: " << hid << ":" << hid0 << " o/p " << ieta << ":" << iphi << " "
                                 << id;
#endif
  } else if (hid < kOffCalibHEX_) {
    hid0 -= kOffCalibHBX_;
    int ieta = (hid0 >= kPhiCalibHBX_) ? etaCalibHBX_ : -etaCalibHBX_;
    int iphi = (hid0 % kPhiCalibHBX_) + 1;
    id = HcalCalibDetId(HcalCalibDetId::HBX, ieta, iphi);
#ifdef EDM_ML_DEBUG
    edm::LogVerbatim("HCalGeom") << "HBX: " << hid << ":" << hid0 << " o/p " << ieta << ":" << iphi << " " << id;
#endif
  } else if (hid < kOffCalibHFX_) {
    hid0 -= kOffCalibHEX_;
    int iphi = 2 * (hid0 % kPhiCalibHEX_) + 1;
    int ieta = ((hid0 < kPhiCalibHEX_)
                    ? -etaCalibHEX_[0]
                    : ((hid0 < 2 * kPhiCalibHEX_) ? etaCalibHEX_[0]
                                                  : ((hid0 < 3 * kPhiCalibHEX_) ? -etaCalibHEX_[1] : etaCalibHEX_[1])));
    id = HcalCalibDetId(HcalCalibDetId::HEX, ieta, iphi);
#ifdef EDM_ML_DEBUG
    edm::LogVerbatim("HCalGeom") << "HEX: " << hid << ":" << hid0 << " o/p " << ieta << ":" << iphi << " " << id;
#endif
  }
  return id;
}
 
unsigned int HcalTopology::detId2denseId(const DetId& id) const {
  unsigned int retval(0);
  if (topoVersion_ == 0) {  // pre-LS1
    retval = detId2denseIdPreLS1(id);
  } else if (topoVersion_ == 10) {
    HcalDetId hid(id);
    if (hid.subdet() == HcalBarrel) {
      retval = (hid.depth() - 1) + maxDepthHB_ * (hid.iphi() - 1);
      if (hid.ieta() > 0)
        retval += maxDepthHB_ * IPHI_MAX * (hid.ieta() - firstHBRing());
      else
        retval += maxDepthHB_ * IPHI_MAX * (hid.ieta() + lastHBRing() + nEtaHB_);
    } else if (hid.subdet() == HcalEndcap) {
      retval = HBSize_;
      retval += (hid.depth() - 1) + maxDepthHE_ * (hid.iphi() - 1);
      if (hid.ieta() > 0)
        retval += maxDepthHE_ * maxPhiHE_ * (hid.ieta() - firstHERing());
      else
        retval += maxDepthHE_ * maxPhiHE_ * (hid.ieta() + lastHERing() + nEtaHE_);
    } else if (hid.subdet() == HcalOuter) {
      retval = HBSize_ + HESize_;
      if (hid.ieta() > 0)
        retval += (hid.iphi() - 1) + IPHI_MAX * (hid.ieta() - 1);
      else
        retval += (hid.iphi() - 1) + IPHI_MAX * (30 + hid.ieta());
    } else if (hid.subdet() == HcalForward) {
      retval = HBSize_ + HESize_ + HOSize_;
      retval += (hid.depth() - 1) + maxDepthHF_ * (hid.iphi() - 1);
      if (hid.ieta() > 0)
        retval += maxDepthHF_ * IPHI_MAX * (hid.ieta() - 29);
      else
        retval += maxDepthHF_ * IPHI_MAX * ((41 + 13) + hid.ieta());
    } else {
      retval = 0xFFFFFFFu;
    }
  }
#ifdef EDM_ML_DEBUG
  edm::LogVerbatim("HcalGeom") << "DetId2Dense " << topoVersion_ << " ID " << std::hex << id.rawId() << std::dec
                               << " | " << HcalDetId(id) << " : " << std::hex << retval << std::dec;
#endif
  return retval;
}
 
DetId HcalTopology::denseId2detId(unsigned int denseid) const {
  HcalSubdetector sd(HcalBarrel);
  int ie(0);
  int ip(0);
  int dp(0);
  int in(denseid);
  int iz(1);
  if (topoVersion_ == 0) {  //DL// pre-LS1
    if (denseid < kSizeForDenseIndexingPreLS1) {
      if (in > 2 * (kHBhalf + kHEhalf + kHOhalf) - 1) {  // HF
        sd = HcalForward;
        in -= 2 * (kHBhalf + kHEhalf + kHOhalf);
        iz = (in < kHFhalf ? 1 : -1);
        in %= kHFhalf;
        ip = 4 * (in / 48);
        in %= 48;
        ip += 1 + (in > 21 ? 2 : 0);
        if (3 == ip % 4)
          in -= 22;
        ie = 29 + in / 2;
        dp = 1 + in % 2;
      } else if (in > 2 * (kHBhalf + kHEhalf) - 1) {  // HO
        sd = HcalOuter;
        in -= 2 * (kHBhalf + kHEhalf);
        iz = (in < kHOhalf ? 1 : -1);
        in %= kHOhalf;
        dp = 4;
        ip = 1 + in / 15;
        ie = 1 + (in - 15 * (ip - 1));
      } else if (in > 2 * kHBhalf - 1) {  // Endcap
        sd = HcalEndcap;
        in -= 2 * kHBhalf;
        iz = (in < kHEhalf ? 1 : -1);
        in %= kHEhalf;
        ip = 2 * (in / 36);
        in %= 36;
        ip += 1 + in / 28;
        if (0 == ip % 2)
          in %= 28;
        ie = 15 + (in < 2 ? 1 + in : 2 + (in < 20 ? 1 + (in - 2) / 2 : 9 + (in < 26 ? 1 + (in - 20) / 3 : 3)));
        dp = (in < 1
                  ? 3
                  : (in < 2 ? 1 : (in < 20 ? 1 + (in - 2) % 2 : (in < 26 ? 1 + (in - 20) % 3 : (1 + (in - 26) % 2)))));
      } else {  // barrel
        iz = (in < kHBhalf ? 1 : -1);
        in %= kHBhalf;
        ip = in / 18 + 1;
        in %= 18;
        if (in < 14) {
          dp = 1;
          ie = in + 1;
        } else {
          in %= 14;
          dp = 1 + in % 2;
          ie = 15 + in / 2;
        }
      }
    }
  } else if (topoVersion_ == 10) {
    if (denseid < ncells()) {
      if (denseid >= (HBSize_ + HESize_ + HOSize_)) {
        sd = HcalForward;
        in -= (HBSize_ + HESize_ + HOSize_);
        dp = (in % maxDepthHF_) + 1;
        ip = (in - dp + 1) % (maxDepthHF_ * IPHI_MAX);
        ip = (ip / maxDepthHF_) + 1;
        ie = (in - dp + 1 - maxDepthHF_ * (ip - 1)) / (IPHI_MAX * maxDepthHF_);
        if (ie > 12) {
          ie = 54 - ie;
          iz = -1;
        } else {
          ie += 29;
          iz = 1;
        }
      } else if (denseid >= (HBSize_ + HESize_)) {
        sd = HcalOuter;
        in -= (HBSize_ + HESize_);
        dp = 4;
        ip = (in % IPHI_MAX) + 1;
        ie = (in - ip + 1) / IPHI_MAX;
        if (ie > 14) {
          ie = 30 - ie;
          iz = -1;
        } else {
          ie += 1;
          iz = 1;
        }
      } else if (denseid >= (HBSize_)) {
        sd = HcalEndcap;
        in -= (HBSize_);
        dp = (in % maxDepthHE_) + 1;
        ip = (in - dp + 1) % (maxDepthHE_ * maxPhiHE_);
        ip = (ip / maxDepthHE_) + 1;
        ie = (in - dp + 1 - maxDepthHE_ * (ip - 1)) / (maxPhiHE_ * maxDepthHE_);
        if (ie >= nEtaHE_) {
          ie = lastHERing() + nEtaHE_ - ie;
          iz = -1;
        } else {
          ie = firstHERing() + ie;
          iz = 1;
        }
      } else {
        sd = HcalBarrel;
        dp = (in % maxDepthHB_) + 1;
        ip = (in - dp + 1) % (maxDepthHB_ * IPHI_MAX);
        ip = (ip / maxDepthHB_) + 1;
        ie = (in - dp + 1 - maxDepthHB_ * (ip - 1)) / (IPHI_MAX * maxDepthHB_);
        if (ie >= nEtaHB_) {
          ie = lastHBRing() + nEtaHB_ - ie;
          iz = -1;
        } else {
          ie = firstHBRing() + ie;
          iz = 1;
        }
      }
    }
  }
  HcalDetId hid(sd, iz * int(ie), ip, dp);
#ifdef EDM_ML_DEBUG
  edm::LogVerbatim("HcalGeom") << "Dens2Det " << topoVersion_ << " i/p " << std::hex << denseid << " : " << hid.rawId()
                               << std::dec << " | " << hid;
#endif
  return hid;
}
 
unsigned int HcalTopology::ncells() const { return HBSize_ + HESize_ + HOSize_ + HFSize_; }
 
int HcalTopology::topoVersion() const { return topoVersion_; }