FWTGeoRecoGeometryESProducer.cc

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#include "Fireworks/Geometry/interface/FWTGeoRecoGeometryESProducer.h"
#include "Fireworks/Geometry/interface/FWTGeoRecoGeometry.h"
#include "Fireworks/Geometry/interface/FWTGeoRecoGeometryRecord.h"

#include "DataFormats/GeometrySurface/interface/RectangularPlaneBounds.h"
#include "DataFormats/GeometrySurface/interface/TrapezoidalPlaneBounds.h"
#include "DataFormats/TrackerCommon/interface/TrackerTopology.h"
#include "DataFormats/MuonDetId/interface/RPCDetId.h"
#include "DataFormats/MuonDetId/interface/GEMDetId.h"
#include "DataFormats/MuonDetId/interface/ME0DetId.h"
#include "DataFormats/EcalDetId/interface/EcalSubdetector.h"
#include "DataFormats/HcalDetId/interface/HcalSubdetector.h"
#include "DataFormats/EcalDetId/interface/EBDetId.h"
#include "DataFormats/EcalDetId/interface/EEDetId.h"
#include "DataFormats/HcalDetId/interface/HcalDetId.h"
#include "DataFormats/CaloTowers/interface/CaloTowerDetId.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"

#include "Geometry/CommonDetUnit/interface/GlobalTrackingGeometry.h"
#include "Geometry/CaloGeometry/interface/CaloGeometry.h"
#include "Geometry/CaloGeometry/interface/CaloCellGeometry.h"
#include "Geometry/HcalTowerAlgo/interface/HcalGeometry.h"
#include "Geometry/CSCGeometry/interface/CSCGeometry.h"
#include "Geometry/DTGeometry/interface/DTGeometry.h"
#include "Geometry/CSCGeometry/interface/CSCChamber.h"
#include "Geometry/CSCGeometry/interface/CSCLayer.h"
#include "Geometry/DTGeometry/interface/DTChamber.h"
#include "Geometry/DTGeometry/interface/DTLayer.h"
#include "Geometry/RPCGeometry/interface/RPCGeometry.h"
#include "Geometry/GEMGeometry/interface/GEMEtaPartition.h"
#include "Geometry/GEMGeometry/interface/GEMGeometry.h"
#include "Geometry/GEMGeometry/interface/ME0EtaPartition.h"
#include "Geometry/GEMGeometry/interface/ME0Geometry.h"
#include "Geometry/Records/interface/CaloGeometryRecord.h"
#include "Geometry/TrackerGeometryBuilder/interface/TrackerGeometry.h"
#include "Geometry/TrackerGeometryBuilder/interface/RectangularPixelTopology.h"
#include "Geometry/CommonDetUnit/interface/PixelGeomDetUnit.h"
#include "Geometry/TrackerGeometryBuilder/interface/StripGeomDetUnit.h"
#include "Geometry/TrackerGeometryBuilder/interface/StripGeomDetType.h"
#include "Geometry/CommonTopologies/interface/StripTopology.h"
#include "Geometry/CommonTopologies/interface/RectangularStripTopology.h"
#include "Geometry/CommonTopologies/interface/TrapezoidalStripTopology.h"
#include "Geometry/CaloGeometry/interface/IdealZPrism.h"
#include "Geometry/CaloGeometry/interface/IdealObliquePrism.h"
#include "Geometry/CaloGeometry/interface/TruncatedPyramid.h"

#include "TGeoManager.h"
#include "TGeoArb8.h"
#include "TGeoMatrix.h"

#include "TFile.h"
#include "TTree.h"
#include "TError.h"
#include "TMath.h"

#include "TEveVector.h"
#include "TEveTrans.h"

//std::map< const CaloCellGeometry::CCGFloat*, TGeoVolume*> caloShapeMap;
namespace {
  typedef std::map<const float*, TGeoVolume*> CaloVolMap;
}
FWTGeoRecoGeometryESProducer::FWTGeoRecoGeometryESProducer(const edm::ParameterSet& pset) : m_dummyMedium(nullptr) {
  m_tracker = pset.getUntrackedParameter<bool>("Tracker", true);
  m_muon = pset.getUntrackedParameter<bool>("Muon", true);
  m_calo = pset.getUntrackedParameter<bool>("Calo", true);

  setWhatProduced(this);
}

FWTGeoRecoGeometryESProducer::~FWTGeoRecoGeometryESProducer(void) {}

namespace {

  void AddLeafNode(TGeoVolume* mother, TGeoVolume* daughter, const char* name, TGeoMatrix* mtx) {
    int n = mother->GetNdaughters();
    mother->AddNode(daughter, 1, mtx);
    mother->GetNode(n)->SetName(name);
  }

  TGeoCombiTrans* createPlacement(const GeomDet* det) {
    // Position of the DetUnit's center
    float posx = det->surface().position().x();
    float posy = det->surface().position().y();
    float posz = det->surface().position().z();

    TGeoTranslation trans(posx, posy, posz);

    // Add the coeff of the rotation matrix
    // with a projection on the basis vectors
    TkRotation<float> detRot = det->surface().rotation();

    TGeoRotation rotation;
    const Double_t matrix[9] = {detRot.xx(),
                                detRot.yx(),
                                detRot.zx(),
                                detRot.xy(),
                                detRot.yy(),
                                detRot.zy(),
                                detRot.xz(),
                                detRot.yz(),
                                detRot.zz()};
    rotation.SetMatrix(matrix);

    return new TGeoCombiTrans(trans, rotation);
  }

}  // namespace
//______________________________________________________________________________

TGeoVolume* FWTGeoRecoGeometryESProducer::GetDaughter(TGeoVolume* mother, const char* prefix, ERecoDet cidx, int id) {
  TGeoVolume* res = nullptr;
  if (mother->GetNdaughters()) {
    TGeoNode* n = mother->FindNode(Form("%s_%d_1", prefix, id));
    if (n)
      res = n->GetVolume();
  }

  if (!res) {
    res = new TGeoVolumeAssembly(Form("%s_%d", prefix, id));
    res->SetMedium(GetMedium(cidx));
    mother->AddNode(res, 1);
  }

  return res;
}

TGeoVolume* FWTGeoRecoGeometryESProducer::GetDaughter(TGeoVolume* mother, const char* prefix, ERecoDet cidx) {
  TGeoVolume* res = nullptr;
  if (mother->GetNdaughters()) {
    TGeoNode* n = mother->FindNode(Form("%s_1", prefix));
    if (n)
      res = n->GetVolume();
  }

  if (!res) {
    //      printf("GetDau... new holder %s for mother %s \n", mother->GetName(), prefix);
    res = new TGeoVolumeAssembly(prefix);
    res->SetMedium(GetMedium(cidx));
    mother->AddNode(res, 1);
  }

  return res;
}

TGeoVolume* FWTGeoRecoGeometryESProducer::GetTopHolder(const char* prefix, ERecoDet cidx) {
  //   printf("GetTopHolder res = %s \n", prefix);
  TGeoVolume* res = GetDaughter(gGeoManager->GetTopVolume(), prefix, cidx);
  return res;
}

namespace {

  enum GMCol {
    Green = 4,
    Blue0 = 13,
    Blue1 = 24,
    Blue2 = 6,
    Yellow0 = 3,
    Yellow1 = 16,
    Pink = 10,
    Red = 29,
    Orange0 = 79,
    Orange1 = 14,
    Magenta = 8,
    Gray = 12
  };

}

TGeoMedium* FWTGeoRecoGeometryESProducer::GetMedium(ERecoDet det) {
  std::map<ERecoDet, TGeoMedium*>::iterator it = m_recoMedium.find(det);
  if (it != m_recoMedium.end())
    return it->second;

  std::string name;
  int color;

  switch (det) {
    // TRACKER
    case kSiPixel:
      name = "SiPixel";
      color = GMCol::Green;
      break;

    case kSiStrip:
      name = "SiStrip";
      color = GMCol::Gray;
      break;
      // MUON
    case kMuonDT:
      name = "MuonDT";
      color = GMCol::Blue2;
      break;

    case kMuonRPC:
      name = "MuonRPC";
      color = GMCol::Red;
      break;

    case kMuonGEM:
      name = "MuonGEM";
      color = GMCol::Yellow1;
      break;

    case kMuonCSC:
      name = "MuonCSC";
      color = GMCol::Gray;
      break;

    case kMuonME0:
      name = "MuonME0";
      color = GMCol::Yellow0;
      break;

      // CALO
    case kECal:
      name = "ECal";
      color = GMCol::Blue2;
      break;
    case kHCal:
      name = "HCal";
      color = GMCol::Orange1;
      break;
    case kCaloTower:
      name = "CaloTower";
      color = GMCol::Green;
      break;
    case kHGCE:
      name = "HGCEE";
      color = GMCol::Blue2;
      break;
    case kHGCH:
      name = "HGCEH";
      color = GMCol::Blue1;
      break;
    default:
      printf("invalid medium id \n");
      return m_dummyMedium;
  }

  TGeoMaterial* mat = new TGeoMaterial(name.c_str(), 0, 0, 0);
  mat->SetZ(color);
  m_recoMedium[det] = new TGeoMedium(name.c_str(), 0, mat);
  mat->SetFillStyle(3000);  // tansparency 3000-3100
  mat->SetDensity(1);       // disable override of transparency in TGeoManager::DefaultColors()

  return m_recoMedium[det];
}

//______________________________________________________________________________

std::unique_ptr<FWTGeoRecoGeometry> FWTGeoRecoGeometryESProducer::produce(const FWTGeoRecoGeometryRecord& record) {
  using namespace edm;

  auto fwTGeoRecoGeometry = std::make_unique<FWTGeoRecoGeometry>();

  if (m_calo) {
    edm::ESHandle<CaloGeometry> caloH;
    record.getRecord<CaloGeometryRecord>().get(caloH);
    m_caloGeom = caloH.product();
  }

  TGeoManager* geom = new TGeoManager("cmsGeo", "CMS Detector");
  if (nullptr == gGeoIdentity) {
    gGeoIdentity = new TGeoIdentity("Identity");
  }

  fwTGeoRecoGeometry->manager(geom);

  // Default material is Vacuum
  TGeoMaterial* vacuum = new TGeoMaterial("Vacuum", 0, 0, 0);
  m_dummyMedium = new TGeoMedium("reco", 0, vacuum);

  TGeoVolume* top = geom->MakeBox("CMS", m_dummyMedium, 270., 270., 120.);

  if (nullptr == top) {
    return std::unique_ptr<FWTGeoRecoGeometry>();
  }
  geom->SetTopVolume(top);
  // ROOT chokes unless colors are assigned
  top->SetVisibility(kFALSE);
  top->SetLineColor(kBlue);

  if (m_tracker || m_muon) {
    record.getRecord<GlobalTrackingGeometryRecord>().get(m_geomRecord);
  }

  if (m_tracker) {
    DetId detId(DetId::Tracker, 0);
    m_trackerGeom = (const TrackerGeometry*)m_geomRecord->slaveGeometry(detId);

    edm::ESHandle<TrackerTopology> trackerTopologyHandle;
    record.getRecord<TrackerTopologyRcd>().get(trackerTopologyHandle);
    m_trackerTopology = trackerTopologyHandle.product();

    addPixelBarrelGeometry();
    addPixelForwardGeometry();

    addTIBGeometry();
    addTIDGeometry();
    addTOBGeometry();
    addTECGeometry();
  }

  if (m_muon) {
    addDTGeometry();
    addCSCGeometry();
    addRPCGeometry();
    addME0Geometry();
    addGEMGeometry();
  }

  if (m_calo) {
    addEcalCaloGeometry();
    addHcalCaloGeometryBarrel();
    addHcalCaloGeometryEndcap();
    addHcalCaloGeometryOuter();
    addHcalCaloGeometryForward();
    addCaloTowerGeometry();
  }

  geom->CloseGeometry();

  geom->DefaultColors();
  // printf("==== geo manager NNodes = %d \n", geom->GetNNodes());
  geom->CloseGeometry();

  return fwTGeoRecoGeometry;
}

TGeoShape* FWTGeoRecoGeometryESProducer::createShape(const GeomDet* det) {
  TGeoShape* shape = nullptr;

  // Trapezoidal
  const Bounds* b = &((det->surface()).bounds());
  const TrapezoidalPlaneBounds* b2 = dynamic_cast<const TrapezoidalPlaneBounds*>(b);
  if (b2) {
    std::array<const float, 4> const& par = b2->parameters();

    // These parameters are half-lengths, as in CMSIM/GEANT3
    float hBottomEdge = par[0];
    float hTopEdge = par[1];
    float thickness = par[2];
    float apothem = par[3];

    std::stringstream s;
    s << "T_" << hBottomEdge << "_" << hTopEdge << "_" << thickness << "_" << apothem;
    std::string name = s.str();

    // Do not create identical shape,
    // if one already exists
    shape = m_nameToShape[name];
    if (nullptr == shape) {
      shape = new TGeoTrap(name.c_str(),
                           thickness,    //dz
                           0,            //theta
                           0,            //phi
                           apothem,      //dy1
                           hBottomEdge,  //dx1
                           hTopEdge,     //dx2
                           0,            //alpha1
                           apothem,      //dy2
                           hBottomEdge,  //dx3
                           hTopEdge,     //dx4
                           0);           //alpha2

      m_nameToShape[name] = shape;
    }
  }
  if (dynamic_cast<const RectangularPlaneBounds*>(b) != nullptr) {
    // Rectangular
    float length = det->surface().bounds().length();
    float width = det->surface().bounds().width();
    float thickness = det->surface().bounds().thickness();

    std::stringstream s;
    s << "R_" << width << "_" << length << "_" << thickness;
    std::string name = s.str();

    // Do not create identical shape,
    // if one already exists
    shape = m_nameToShape[name];
    if (nullptr == shape) {
      shape = new TGeoBBox(name.c_str(), width / 2., length / 2., thickness / 2.);  // dx, dy, dz

      m_nameToShape[name] = shape;
    }
  }

  return shape;
}

TGeoVolume* FWTGeoRecoGeometryESProducer::createVolume(const std::string& name, const GeomDet* det, ERecoDet mid) {
  TGeoShape* solid = createShape(det);

  std::map<TGeoShape*, TGeoVolume*>::iterator vIt = m_shapeToVolume.find(solid);
  if (vIt != m_shapeToVolume.end())
    return vIt->second;

  TGeoVolume* volume = new TGeoVolume(name.c_str(), solid, GetMedium(mid));

  m_shapeToVolume[solid] = volume;

  return volume;
}


void FWTGeoRecoGeometryESProducer::addPixelBarrelGeometry() {
  TGeoVolume* tv = GetTopHolder("SiPixel", kSiPixel);
  TGeoVolume* assembly = GetDaughter(tv, "PXB", kSiPixel);

  for (auto it : m_trackerGeom->detsPXB()) {
    DetId detid = it->geographicalId();
    unsigned int layer = m_trackerTopology->pxbLayer(detid);
    unsigned int module = m_trackerTopology->pxbModule(detid);
    unsigned int ladder = m_trackerTopology->pxbLadder(detid);

    std::string name = Form("PXB Ly:%d, Md:%d Ld:%d ", layer, module, ladder);
    TGeoVolume* child = createVolume(name, it, kSiPixel);

    TGeoVolume* holder = GetDaughter(assembly, "Layer", kSiPixel, layer);
    holder = GetDaughter(holder, "Module", kSiPixel, module);

    AddLeafNode(holder, child, name.c_str(), createPlacement(it));
  }
}

void FWTGeoRecoGeometryESProducer::addPixelForwardGeometry() {
  TGeoVolume* tv = GetTopHolder("SiPixel", kSiPixel);
  TGeoVolume* assembly = GetDaughter(tv, "PXF", kSiPixel);

  for (auto it : m_trackerGeom->detsPXF()) {
    DetId detid = it->geographicalId();
    unsigned int disk = m_trackerTopology->pxfDisk(detid);
    unsigned int blade = m_trackerTopology->pxfBlade(detid);
    unsigned int panel = m_trackerTopology->pxfPanel(detid);
    unsigned int side = m_trackerTopology->side(detid);

    std::string name = Form("PXF D:%d, B:%d, P:%d, S:%d", disk, blade, panel, side);
    TGeoVolume* child = createVolume(name, it, kSiPixel);

    TGeoVolume* holder = GetDaughter(assembly, "Side", kSiPixel, side);
    holder = GetDaughter(holder, "Disk", kSiPixel, disk);
    holder = GetDaughter(holder, "Blade", kSiPixel, blade);
    holder = GetDaughter(holder, "Panel", kSiPixel, panel);

    AddLeafNode(holder, child, name.c_str(), createPlacement(it));
  }
}

void FWTGeoRecoGeometryESProducer::addTIBGeometry() {
  TGeoVolume* tv = GetTopHolder("SiStrip", kSiStrip);
  TGeoVolume* assembly = GetDaughter(tv, "TIB", kSiStrip);

  for (auto it : m_trackerGeom->detsTIB()) {
    DetId detid = it->geographicalId();
    unsigned int module = m_trackerTopology->tibModule(detid);
    unsigned int order = m_trackerTopology->tibOrder(detid);
    unsigned int side = m_trackerTopology->tibSide(detid);

    std::string name = m_trackerTopology->print(detid);

    TGeoVolume* child = createVolume(name, it, kSiStrip);
    TGeoVolume* holder = GetDaughter(assembly, "Module", kSiStrip, module);
    holder = GetDaughter(holder, "Order", kSiStrip, order);
    holder = GetDaughter(holder, "Side", kSiStrip, side);
    AddLeafNode(holder, child, name.c_str(), createPlacement(it));
  }
}

void FWTGeoRecoGeometryESProducer::addTIDGeometry() {
  TGeoVolume* tv = GetTopHolder("SiStrip", kSiStrip);
  TGeoVolume* assembly = GetDaughter(tv, "TID", kSiStrip);

  for (auto it : m_trackerGeom->detsTID()) {
    DetId detid = it->geographicalId();
    unsigned int side = m_trackerTopology->tidSide(detid);
    unsigned int wheel = m_trackerTopology->tidWheel(detid);
    unsigned int ring = m_trackerTopology->tidRing(detid);

    std::string name = m_trackerTopology->print(detid);

    TGeoVolume* child = createVolume(name, it, kSiStrip);
    TGeoVolume* holder = GetDaughter(assembly, "Side", kSiStrip, side);
    holder = GetDaughter(holder, "Wheel", kSiStrip, wheel);
    holder = GetDaughter(holder, "Ring", kSiStrip, ring);
    AddLeafNode(holder, child, name.c_str(), createPlacement(it));
  }
}

void FWTGeoRecoGeometryESProducer::addTOBGeometry() {
  TGeoVolume* tv = GetTopHolder("SiStrip", kSiStrip);
  TGeoVolume* assembly = GetDaughter(tv, "TOB", kSiStrip);

  for (auto it : m_trackerGeom->detsTOB()) {
    DetId detid = it->geographicalId();
    unsigned int rod = m_trackerTopology->tobRod(detid);
    unsigned int side = m_trackerTopology->tobSide(detid);
    unsigned int module = m_trackerTopology->tobModule(detid);

    std::string name = m_trackerTopology->print(detid);

    TGeoVolume* child = createVolume(name, it, kSiStrip);
    TGeoVolume* holder = GetDaughter(assembly, "Rod", kSiStrip, rod);
    holder = GetDaughter(holder, "Side", kSiStrip, side);
    holder = GetDaughter(holder, "Module", kSiStrip, module);
    AddLeafNode(holder, child, name.c_str(), createPlacement(it));
  }
}

void FWTGeoRecoGeometryESProducer::addTECGeometry() {
  TGeoVolume* tv = GetTopHolder("SiStrip", kSiStrip);
  TGeoVolume* assembly = GetDaughter(tv, "TEC", kSiStrip);

  for (auto it : m_trackerGeom->detsTEC()) {
    DetId detid = it->geographicalId();
    unsigned int order = m_trackerTopology->tecOrder(detid);
    unsigned int ring = m_trackerTopology->tecRing(detid);
    unsigned int module = m_trackerTopology->tecModule(detid);

    std::string name = m_trackerTopology->print(detid);

    TGeoVolume* child = createVolume(name, it, kSiStrip);

    TGeoVolume* holder = GetDaughter(assembly, "Order", kSiStrip, order);
    holder = GetDaughter(holder, "Ring", kSiStrip, ring);
    holder = GetDaughter(holder, "Module", kSiStrip, module);
    AddLeafNode(holder, child, name.c_str(), createPlacement(it));
  }
}

//==============================================================================
//==============================================================================
//=================================== MUON =====================================
//==============================================================================

void FWTGeoRecoGeometryESProducer::addDTGeometry() {
  TGeoVolume* tv = GetTopHolder("Muon", kMuonRPC);
  TGeoVolume* assemblyTop = GetDaughter(tv, "DT", kMuonDT);

  //
  // DT chambers geometry
  //
  {
    TGeoVolume* assembly = GetDaughter(assemblyTop, "DTChamber", kMuonDT);
    auto const& dtChamberGeom = m_geomRecord->slaveGeometry(DTChamberId())->dets();
    for (auto it = dtChamberGeom.begin(), end = dtChamberGeom.end(); it != end; ++it) {
      if (auto chamber = dynamic_cast<const DTChamber*>(*it)) {
        DTChamberId detid = chamber->geographicalId();
        std::stringstream s;
        s << detid;
        std::string name = s.str();

        TGeoVolume* child = createVolume(name, chamber, kMuonDT);
        TGeoVolume* holder = GetDaughter(assembly, "Wheel", kMuonDT, detid.wheel());
        holder = GetDaughter(holder, "Station", kMuonDT, detid.station());
        holder = GetDaughter(holder, "Sector", kMuonDT, detid.sector());

        AddLeafNode(holder, child, name.c_str(), createPlacement(chamber));
      }
    }
  }

  // Fill in DT super layer parameters
  {
    TGeoVolume* assembly = GetDaughter(assemblyTop, "DTSuperLayer", kMuonDT);
    auto const& dtSuperLayerGeom = m_geomRecord->slaveGeometry(DTSuperLayerId())->dets();
    for (auto it = dtSuperLayerGeom.begin(), end = dtSuperLayerGeom.end(); it != end; ++it) {
      if (auto* superlayer = dynamic_cast<const DTSuperLayer*>(*it)) {
        DTSuperLayerId detid(DetId(superlayer->geographicalId()));
        std::stringstream s;
        s << detid;
        std::string name = s.str();

        TGeoVolume* child = createVolume(name, superlayer, kMuonDT);

        TGeoVolume* holder = GetDaughter(assembly, "Wheel", kMuonDT, detid.wheel());
        holder = GetDaughter(holder, "Station", kMuonDT, detid.station());
        holder = GetDaughter(holder, "Sector", kMuonDT, detid.sector());
        holder = GetDaughter(holder, "SuperLayer", kMuonDT, detid.superlayer());
        AddLeafNode(holder, child, name.c_str(), createPlacement(superlayer));
      }
    }
  }
  // Fill in DT layer parameters
  {
    TGeoVolume* assembly = GetDaughter(assemblyTop, "DTLayer", kMuonDT);
    auto const& dtLayerGeom = m_geomRecord->slaveGeometry(DTLayerId())->dets();
    for (auto it = dtLayerGeom.begin(), end = dtLayerGeom.end(); it != end; ++it) {
      if (auto layer = dynamic_cast<const DTLayer*>(*it)) {
        DTLayerId detid(DetId(layer->geographicalId()));

        std::stringstream s;
        s << detid;
        std::string name = s.str();

        TGeoVolume* child = createVolume(name, layer, kMuonDT);

        TGeoVolume* holder = GetDaughter(assembly, "Wheel", kMuonDT, detid.wheel());
        holder = GetDaughter(holder, "Station", kMuonDT, detid.station());
        holder = GetDaughter(holder, "Sector", kMuonDT, detid.sector());
        holder = GetDaughter(holder, "SuperLayer", kMuonDT, detid.superlayer());
        holder = GetDaughter(holder, "Layer", kMuonDT, detid.layer());
        AddLeafNode(holder, child, name.c_str(), createPlacement(layer));
      }
    }
  }
}
//______________________________________________________________________________

void FWTGeoRecoGeometryESProducer::addCSCGeometry() {
  if (!m_geomRecord->slaveGeometry(CSCDetId()))
    throw cms::Exception("FatalError") << "Cannnot find CSCGeometry\n";

  TGeoVolume* tv = GetTopHolder("Muon", kMuonRPC);
  TGeoVolume* assembly = GetDaughter(tv, "CSC", kMuonCSC);

  auto const& cscGeom = m_geomRecord->slaveGeometry(CSCDetId())->dets();
  for (auto it = cscGeom.begin(), itEnd = cscGeom.end(); it != itEnd; ++it) {
    unsigned int rawid = (*it)->geographicalId();
    CSCDetId detId(rawid);
    std::stringstream s;
    s << "CSC" << detId;
    std::string name = s.str();

    TGeoVolume* child = nullptr;

    if (auto chamber = dynamic_cast<const CSCChamber*>(*it))
      child = createVolume(name, chamber, kMuonCSC);
    else if (auto* layer = dynamic_cast<const CSCLayer*>(*it))
      child = createVolume(name, layer, kMuonCSC);

    if (child) {
      TGeoVolume* holder = GetDaughter(assembly, "Endcap", kMuonCSC, detId.endcap());
      holder = GetDaughter(holder, "Station", kMuonCSC, detId.station());
      holder = GetDaughter(holder, "Ring", kMuonCSC, detId.ring());
      holder = GetDaughter(holder, "Chamber", kMuonCSC, detId.chamber());

      //   holder->AddNode(child, 1,  createPlacement( *it ));
      AddLeafNode(holder, child, name.c_str(), createPlacement(*it));
    }
  }
}

//______________________________________________________________________________

void FWTGeoRecoGeometryESProducer::addGEMGeometry() {
  try {
    DetId detId(DetId::Muon, MuonSubdetId::GEM);
    const GEMGeometry* gemGeom = (const GEMGeometry*)m_geomRecord->slaveGeometry(detId);

    TGeoVolume* tv = GetTopHolder("Muon", kMuonRPC);
    TGeoVolume* assemblyTop = GetDaughter(tv, "GEM", kMuonGEM);

    {
      TGeoVolume* assembly = GetDaughter(assemblyTop, "GEMSuperChambers", kMuonGEM);
      for (auto it = gemGeom->superChambers().begin(), end = gemGeom->superChambers().end(); it != end; ++it) {
        const GEMSuperChamber* sc = (*it);
        if (sc) {
          GEMDetId detid = sc->geographicalId();
          std::stringstream s;
          s << detid;
          std::string name = s.str();

          TGeoVolume* child = createVolume(name, sc, kMuonGEM);

          TGeoVolume* holder = GetDaughter(assembly, "SuperChamber Region", kMuonGEM, detid.region());
          holder = GetDaughter(holder, "Ring", kMuonGEM, detid.ring());
          holder = GetDaughter(holder, "Station", kMuonGEM, detid.station());
          holder = GetDaughter(holder, "Chamber", kMuonGEM, detid.chamber());

          AddLeafNode(holder, child, name.c_str(), createPlacement(*it));
        }
      }
    }

    {
      TGeoVolume* assembly = GetDaughter(assemblyTop, "GEMetaPartitions", kMuonGEM);
      for (auto it = gemGeom->etaPartitions().begin(), end = gemGeom->etaPartitions().end(); it != end; ++it) {
        const GEMEtaPartition* roll = (*it);
        if (roll) {
          GEMDetId detid = roll->geographicalId();
          std::stringstream s;
          s << detid;
          std::string name = s.str();

          TGeoVolume* child = createVolume(name, roll, kMuonGEM);

          TGeoVolume* holder = GetDaughter(assembly, "ROLL Region", kMuonGEM, detid.region());
          holder = GetDaughter(holder, "Ring", kMuonGEM, detid.ring());
          holder = GetDaughter(holder, "Station", kMuonGEM, detid.station());
          holder = GetDaughter(holder, "Layer", kMuonGEM, detid.layer());
          holder = GetDaughter(holder, "Chamber", kMuonGEM, detid.chamber());

          AddLeafNode(holder, child, name.c_str(), createPlacement(*it));
        }
      }
    }
  } catch (cms::Exception& exception) {
    edm::LogInfo("FWRecoGeometry") << "failed to produce GEM geometry " << exception.what() << std::endl;
  }
}

//______________________________________________________________________________

void FWTGeoRecoGeometryESProducer::addRPCGeometry() {
  TGeoVolume* tv = GetTopHolder("Muon", kMuonRPC);
  TGeoVolume* assembly = GetDaughter(tv, "RPC", kMuonRPC);

  DetId detId(DetId::Muon, MuonSubdetId::RPC);
  const RPCGeometry* rpcGeom = (const RPCGeometry*)m_geomRecord->slaveGeometry(detId);
  for (auto it = rpcGeom->rolls().begin(), end = rpcGeom->rolls().end(); it != end; ++it) {
    RPCRoll const* roll = (*it);
    if (roll) {
      RPCDetId detid = roll->geographicalId();
      std::stringstream s;
      s << detid;
      std::string name = s.str();

      TGeoVolume* child = createVolume(name, roll, kMuonRPC);

      TGeoVolume* holder = GetDaughter(assembly, "ROLL Region", kMuonRPC, detid.region());
      holder = GetDaughter(holder, "Ring", kMuonRPC, detid.ring());
      holder = GetDaughter(holder, "Station", kMuonRPC, detid.station());
      holder = GetDaughter(holder, "Sector", kMuonRPC, detid.sector());
      holder = GetDaughter(holder, "Layer", kMuonRPC, detid.layer());
      holder = GetDaughter(holder, "Subsector", kMuonRPC, detid.subsector());

      AddLeafNode(holder, child, name.c_str(), createPlacement(*it));
    }
  };
}

void FWTGeoRecoGeometryESProducer::addME0Geometry() {
  TGeoVolume* tv = GetTopHolder("Muon", kMuonME0);
  TGeoVolume* assembly = GetDaughter(tv, "ME0", kMuonME0);

  DetId detId(DetId::Muon, 5);
  try {
    const ME0Geometry* me0Geom = (const ME0Geometry*)m_geomRecord->slaveGeometry(detId);

    for (auto roll : me0Geom->etaPartitions()) {
      if (roll) {
        unsigned int rawid = roll->geographicalId().rawId();
        //std::cout << "AMT FWTTTTRecoGeometryES\n" << rawid ;

        ME0DetId detid(rawid);
        std::stringstream s;
        s << detid;
        std::string name = s.str();
        TGeoVolume* child = createVolume(name, roll, kMuonME0);

        TGeoVolume* holder = GetDaughter(assembly, "Region", kMuonME0, detid.region());
        holder = GetDaughter(holder, "Layer", kMuonME0, detid.layer());
        holder = GetDaughter(holder, "Chamber", kMuonME0, detid.chamber());
        AddLeafNode(holder, child, name.c_str(), createPlacement(roll));
      }
    }
  } catch (cms::Exception& exception) {
    edm::LogInfo("FWRecoGeometry") << "failed to produce ME0 geometry " << exception.what() << std::endl;
  }
}

//==============================================================================
//================================= CALO =======================================
//==============================================================================

void FWTGeoRecoGeometryESProducer::addHcalCaloGeometryBarrel(void) {
  TGeoVolume* tv = GetTopHolder("HCal", kHCal);
  TGeoVolume* assembly = GetDaughter(tv, "HCalBarrel", kHCal);

  std::vector<DetId> vid = m_caloGeom->getValidDetIds(DetId::Hcal, HcalSubdetector::HcalBarrel);

  CaloVolMap caloShapeMapP;
  CaloVolMap caloShapeMapN;
  for (std::vector<DetId>::const_iterator it = vid.begin(), end = vid.end(); it != end; ++it) {
    //HcalDetId detid = HcalDetId(it->rawId());
    HcalDetId detid(*it);
    const CaloCellGeometry* cellb = (m_caloGeom->getGeometry(*it)).get();
    const IdealObliquePrism* cell = dynamic_cast<const IdealObliquePrism*>(cellb);

    if (!cell) {
      printf("HB not oblique !!!\n");
      continue;
    }

    TGeoVolume* volume = nullptr;
    CaloVolMap& caloShapeMap = (cell->etaPos() > 0) ? caloShapeMapP : caloShapeMapN;
    CaloVolMap::iterator volIt = caloShapeMap.find(cell->param());
    if (volIt == caloShapeMap.end()) {
      // printf("FIREWORKS NEW SHAPE BEGIN eta = %f etaPos = %f, phiPos %f >>>>>> \n", cell->eta(), cell->etaPos(), cell->phiPos());
      IdealObliquePrism::Pt3DVec lc(8);
      IdealObliquePrism::Pt3D ref;
      IdealObliquePrism::localCorners(lc, cell->param(), ref);
      HepGeom::Vector3D<float> lCenter;
      for (int c = 0; c < 8; ++c)
        lCenter += lc[c];
      lCenter *= 0.125;

      static const int arr[] = {1, 0, 3, 2, 5, 4, 7, 6};
      double points[16];
      for (int c = 0; c < 8; ++c) {
        if (cell->etaPos() > 0)
          points[c * 2 + 0] = -(lc[arr[c]].z() - lCenter.z());
        else
          points[c * 2 + 0] = (lc[arr[c]].z() - lCenter.z());
        points[c * 2 + 1] = (lc[arr[c]].y() - lCenter.y());
        // printf("AMT xy[%d] <=>[%d] = (%.4f, %.4f) \n", arr[c], c, points[c*2],  points[c*2+1]);
      }

      float dz = (lc[4].x() - lc[0].x()) * 0.5;
      TGeoShape* solid = new TGeoArb8(dz, &points[0]);
      volume = new TGeoVolume("hcal oblique prism", solid, GetMedium(kHCal));
      caloShapeMap[cell->param()] = volume;
    } else {
      volume = volIt->second;
    }

    HepGeom::Vector3D<float> gCenter;
    CaloCellGeometry::CornersVec const& gc = cell->getCorners();
    for (int c = 0; c < 8; ++c)
      gCenter += HepGeom::Vector3D<float>(gc[c].x(), gc[c].y(), gc[c].z());
    gCenter *= 0.125;

    TGeoTranslation gtr(gCenter.x(), gCenter.y(), gCenter.z());
    TGeoRotation rot;
    rot.RotateY(90);

    TGeoRotation rotPhi;
    rotPhi.SetAngles(0, -cell->phiPos() * TMath::RadToDeg(), 0);
    rot.MultiplyBy(&rotPhi);

    TGeoVolume* holder = GetDaughter(assembly, "side", kHCal, detid.zside());
    holder = GetDaughter(holder, "ieta", kHCal, detid.ieta());
    std::stringstream nname;
    nname << detid;
    AddLeafNode(holder, volume, nname.str().c_str(), new TGeoCombiTrans(gtr, rot));
  }

  //  printf("HB map size P = %lu , N = %lu", caloShapeMapP.size(),caloShapeMapN.size() );
}
//______________________________________________________________________________

void FWTGeoRecoGeometryESProducer::addHcalCaloGeometryEndcap(void) {
  CaloVolMap caloShapeMapP;
  CaloVolMap caloShapeMapN;

  TGeoVolume* tv = GetTopHolder("HCal", kHCal);
  TGeoVolume* assembly = GetDaughter(tv, "HCalEndcap", kHCal);

  std::vector<DetId> vid = m_caloGeom->getValidDetIds(DetId::Hcal, HcalSubdetector::HcalEndcap);

  for (std::vector<DetId>::const_iterator it = vid.begin(), end = vid.end(); it != end; ++it) {
    HcalDetId detid = HcalDetId(it->rawId());
    const CaloCellGeometry* cellb = (m_caloGeom->getGeometry(*it)).get();
    const IdealObliquePrism* cell = dynamic_cast<const IdealObliquePrism*>(cellb);

    if (!cell) {
      printf("EC not oblique \n");
      continue;
    }

    TGeoVolume* volume = nullptr;
    CaloVolMap& caloShapeMap = (cell->etaPos() > 0) ? caloShapeMapP : caloShapeMapN;
    CaloVolMap::iterator volIt = caloShapeMap.find(cell->param());
    if (volIt == caloShapeMap.end()) {
      IdealObliquePrism::Pt3DVec lc(8);
      IdealObliquePrism::Pt3D ref;
      IdealObliquePrism::localCorners(lc, cell->param(), ref);
      HepGeom::Vector3D<float> lCenter;
      for (int c = 0; c < 8; ++c)
        lCenter += lc[c];
      lCenter *= 0.125;

      //for( int c = 0; c < 8; ++c)
      //   printf("lc.push_back(TEveVector(%.4f, %.4f, %.4f));\n", lc[c].x(), lc[c].y(), lc[c].z() );

      static const int arrP[] = {3, 2, 1, 0, 7, 6, 5, 4};
      static const int arrN[] = {7, 6, 5, 4, 3, 2, 1, 0};
      const int* arr = (detid.ieta() > 0) ? &arrP[0] : &arrN[0];

      double points[16];
      for (int c = 0; c < 8; ++c) {
        points[c * 2 + 0] = lc[arr[c]].x() - lCenter.x();
        points[c * 2 + 1] = lc[arr[c]].y() - lCenter.y();
      }

      float dz = (lc[4].z() - lc[0].z()) * 0.5;
      TGeoShape* solid = new TGeoArb8(dz, &points[0]);
      volume = new TGeoVolume("ecal oblique prism", solid, GetMedium(kHCal));
      caloShapeMap[cell->param()] = volume;
    } else {
      volume = volIt->second;
    }

    HepGeom::Vector3D<float> gCenter;
    CaloCellGeometry::CornersVec const& gc = cell->getCorners();
    for (int c = 0; c < 8; ++c) {
      gCenter += HepGeom::Vector3D<float>(gc[c].x(), gc[c].y(), gc[c].z());
      //  printf("gc.push_back(TEveVector(%.4f, %.4f, %.4f));\n", gc[c].x(), gc[c].y(),gc[c].z() );
    }
    gCenter *= 0.125;

    TGeoTranslation gtr(gCenter.x(), gCenter.y(), gCenter.z());
    TGeoRotation rot;
    rot.SetAngles(cell->phiPos() * TMath::RadToDeg(), 0, 0);

    TGeoVolume* holder = GetDaughter(assembly, "side", kHCal, detid.zside());
    holder = GetDaughter(holder, "ieta", kHCal, detid.ieta());
    std::stringstream nname;
    nname << detid;
    AddLeafNode(holder, volume, nname.str().c_str(), new TGeoCombiTrans(gtr, rot));
  }

  //   printf("HE map size P = %lu , N = %lu", caloShapeMapP.size(),caloShapeMapN.size() );
}

void FWTGeoRecoGeometryESProducer::addHcalCaloGeometryOuter() {
  CaloVolMap caloShapeMapP;
  CaloVolMap caloShapeMapN;

  TGeoVolume* tv = GetTopHolder("HCal", kHCal);
  TGeoVolume* assembly = GetDaughter(tv, "HCalOuter", kHCal);

  std::vector<DetId> vid = m_caloGeom->getValidDetIds(DetId::Hcal, HcalSubdetector::HcalOuter);

  for (std::vector<DetId>::const_iterator it = vid.begin(), end = vid.end(); it != end; ++it) {
    HcalDetId detid = HcalDetId(it->rawId());
    const CaloCellGeometry* cellb = (m_caloGeom->getGeometry(*it)).get();
    const IdealObliquePrism* cell = dynamic_cast<const IdealObliquePrism*>(cellb);

    if (!cell) {
      printf("EC not oblique \n");
      continue;
    }

    TGeoVolume* volume = nullptr;
    CaloVolMap& caloShapeMap = (cell->etaPos() > 0) ? caloShapeMapP : caloShapeMapN;
    CaloVolMap::iterator volIt = caloShapeMap.find(cell->param());
    if (volIt == caloShapeMap.end()) {
      IdealObliquePrism::Pt3DVec lc(8);
      IdealObliquePrism::Pt3D ref;
      IdealObliquePrism::localCorners(lc, cell->param(), ref);
      HepGeom::Vector3D<float> lCenter;
      for (int c = 0; c < 8; ++c)
        lCenter += lc[c];
      lCenter *= 0.125;
      static const int arrP[] = {3, 2, 1, 0, 7, 6, 5, 4};
      static const int arrN[] = {7, 6, 5, 4, 3, 2, 1, 0};
      const int* arr = (detid.ieta() > 0) ? &arrP[0] : &arrN[0];

      double points[16];
      for (int c = 0; c < 8; ++c) {
        points[c * 2 + 0] = lc[arr[c]].x() - lCenter.x();
        points[c * 2 + 1] = lc[arr[c]].y() - lCenter.y();
      }

      float dz = (lc[4].z() - lc[0].z()) * 0.5;
      TGeoShape* solid = new TGeoArb8(dz, &points[0]);
      volume = new TGeoVolume("ecal oblique prism", solid, GetMedium(kHCal));
      caloShapeMap[cell->param()] = volume;
    } else {
      volume = volIt->second;
    }
    HepGeom::Vector3D<float> gCenter;
    CaloCellGeometry::CornersVec const& gc = cell->getCorners();
    for (int c = 0; c < 8; ++c) {
      gCenter += HepGeom::Vector3D<float>(gc[c].x(), gc[c].y(), gc[c].z());
    }
    gCenter *= 0.125;

    TGeoTranslation gtr(gCenter.x(), gCenter.y(), gCenter.z());
    TGeoRotation rot;
    rot.SetAngles(cell->phiPos() * TMath::RadToDeg(), 0, 0);

    TGeoVolume* holder = GetDaughter(assembly, "side", kHCal, detid.zside());
    holder = GetDaughter(holder, "ieta", kHCal, detid.ieta());
    std::stringstream nname;
    nname << detid;
    AddLeafNode(holder, volume, nname.str().c_str(), new TGeoCombiTrans(gtr, rot));
  }
}

void FWTGeoRecoGeometryESProducer::addHcalCaloGeometryForward() {
  CaloVolMap caloShapeMapP;
  CaloVolMap caloShapeMapN;

  TGeoVolume* tv = GetTopHolder("HCal", kHCal);
  TGeoVolume* assembly = GetDaughter(tv, "HCalForward", kHCal);

  std::vector<DetId> vid = m_caloGeom->getValidDetIds(DetId::Hcal, HcalSubdetector::HcalForward);

  for (std::vector<DetId>::const_iterator it = vid.begin(), end = vid.end(); it != end; ++it) {
    HcalDetId detid = HcalDetId(it->rawId());
    const CaloCellGeometry* cellb = (m_caloGeom->getGeometry(*it)).get();
    const IdealZPrism* cell = dynamic_cast<const IdealZPrism*>(cellb);

    if (!cell) {
      printf("EC not Z prism \n");
      continue;
    }

    TGeoVolume* volume = nullptr;
    CaloVolMap& caloShapeMap = (cell->etaPos() > 0) ? caloShapeMapP : caloShapeMapN;
    CaloVolMap::iterator volIt = caloShapeMap.find(cell->param());
    if (volIt == caloShapeMap.end()) {
      IdealZPrism::Pt3DVec lc(8);
      IdealZPrism::Pt3D ref;
      IdealZPrism::localCorners(lc, cell->param(), ref);
      HepGeom::Vector3D<float> lCenter;
      for (int c = 0; c < 8; ++c)
        lCenter += lc[c];
      lCenter *= 0.125;
      static const int arrP[] = {3, 2, 1, 0, 7, 6, 5, 4};
      static const int arrN[] = {7, 6, 5, 4, 3, 2, 1, 0};
      const int* arr = (detid.ieta() > 0) ? &arrP[0] : &arrN[0];

      double points[16];
      for (int c = 0; c < 8; ++c) {
        points[c * 2 + 0] = lc[arr[c]].x() - lCenter.x();
        points[c * 2 + 1] = lc[arr[c]].y() - lCenter.y();
      }

      float dz = (lc[4].z() - lc[0].z()) * 0.5;
      TGeoShape* solid = new TGeoArb8(dz, &points[0]);
      volume = new TGeoVolume("ecal oblique prism", solid, GetMedium(kHCal));
      caloShapeMap[cell->param()] = volume;
    } else {
      volume = volIt->second;
    }
    HepGeom::Vector3D<float> gCenter;
    CaloCellGeometry::CornersVec const& gc = cell->getCorners();
    for (int c = 0; c < 8; ++c) {
      gCenter += HepGeom::Vector3D<float>(gc[c].x(), gc[c].y(), gc[c].z());
    }
    gCenter *= 0.125;

    TGeoTranslation gtr(gCenter.x(), gCenter.y(), gCenter.z());
    TGeoRotation rot;
    rot.SetAngles(cell->phiPos() * TMath::RadToDeg(), 0, 0);

    TGeoVolume* holder = GetDaughter(assembly, "side", kHCal, detid.zside());
    holder = GetDaughter(holder, "ieta", kHCal, detid.ieta());
    std::stringstream nname;
    nname << detid;
    AddLeafNode(holder, volume, nname.str().c_str(), new TGeoCombiTrans(gtr, rot));
  }
}

void FWTGeoRecoGeometryESProducer::addCaloTowerGeometry() {
  CaloVolMap caloShapeMapP;
  CaloVolMap caloShapeMapN;

  TGeoVolume* tv = GetTopHolder("CaloTower", kCaloTower);
  TGeoVolume* assembly = GetDaughter(tv, "CaloTower", kCaloTower);

  std::vector<DetId> vid = m_caloGeom->getValidDetIds(DetId::Calo, CaloTowerDetId::SubdetId);
  for (std::vector<DetId>::const_iterator it = vid.begin(), end = vid.end(); it != end; ++it) {
    CaloTowerDetId detid = CaloTowerDetId(it->rawId());
    const CaloCellGeometry* cellb = (m_caloGeom->getGeometry(*it)).get();
    const IdealObliquePrism* cell = dynamic_cast<const IdealObliquePrism*>(cellb);
    if (!cell) {
      printf("EC not oblique \n");
      continue;
    }
    TGeoVolume* volume = nullptr;
    CaloVolMap& caloShapeMap = (cell->etaPos() > 0) ? caloShapeMapP : caloShapeMapN;
    CaloVolMap::iterator volIt = caloShapeMap.find(cell->param());
    if (volIt == caloShapeMap.end()) {
      IdealObliquePrism::Pt3DVec lc(8);
      IdealObliquePrism::Pt3D ref;
      IdealObliquePrism::localCorners(lc, cell->param(), ref);
      HepGeom::Vector3D<float> lCenter;
      for (int c = 0; c < 8; ++c)
        lCenter += lc[c];
      lCenter *= 0.125;

      static const int arrP[] = {3, 2, 1, 0, 7, 6, 5, 4};
      static const int arrN[] = {7, 6, 5, 4, 3, 2, 1, 0};
      const int* arr = (detid.ieta() > 0) ? &arrP[0] : &arrN[0];

      double points[16];
      for (int c = 0; c < 8; ++c) {
        points[c * 2 + 0] = lc[arr[c]].x() - lCenter.x();
        points[c * 2 + 1] = lc[arr[c]].y() - lCenter.y();
      }

      float dz = (lc[4].z() - lc[0].z()) * 0.5;
      TGeoShape* solid = new TGeoArb8(dz, &points[0]);
      volume = new TGeoVolume("ecal oblique prism", solid, GetMedium(kCaloTower));
      caloShapeMap[cell->param()] = volume;
    } else {
      volume = volIt->second;
    }

    HepGeom::Vector3D<float> gCenter;
    CaloCellGeometry::CornersVec const& gc = cell->getCorners();
    for (int c = 0; c < 8; ++c) {
      gCenter += HepGeom::Vector3D<float>(gc[c].x(), gc[c].y(), gc[c].z());
    }
    gCenter *= 0.125;

    TGeoTranslation gtr(gCenter.x(), gCenter.y(), gCenter.z());
    TGeoRotation rot;
    rot.SetAngles(cell->phiPos() * TMath::RadToDeg(), 0, 0);

    TGeoVolume* holder = GetDaughter(assembly, "side", kCaloTower, detid.zside());
    holder = GetDaughter(holder, "ieta", kCaloTower, detid.ieta());
    std::stringstream nname;
    nname << detid;
    AddLeafNode(holder, volume, nname.str().c_str(), new TGeoCombiTrans(gtr, rot));
  }
}

//______________________________________________________________________________

TGeoHMatrix* getEcalTrans(CaloCellGeometry::CornersVec const& gc) {
  TEveVector gCenter;
  for (int i = 0; i < 8; ++i)
    gCenter += TEveVector(gc[i].x(), gc[i].y(), gc[i].z());
  gCenter *= 0.125;

  TEveVector tgCenter;  // top center 4 corners
  for (int i = 4; i < 8; ++i)
    tgCenter += TEveVector(gc[i].x(), gc[i].y(), gc[i].z());
  tgCenter *= 0.25;

  TEveVector axis = tgCenter - gCenter;
  axis.Normalize();

  TEveTrans tr;
  TVector3 v1t;
  tr.GetBaseVec(1, v1t);

  TEveVector v1(v1t.x(), v1t.y(), v1t.z());
  double dot13 = axis.Dot(v1);
  TEveVector gd = axis;
  gd *= dot13;
  v1 -= gd;
  v1.Normalize();
  TEveVector v2;
  TMath::Cross(v1.Arr(), axis.Arr(), v2.Arr());
  TMath::Cross(axis.Arr(), v1.Arr(), v2.Arr());
  v2.Normalize();

  tr.SetBaseVec(1, v1.fX, v1.fY, v1.fZ);
  tr.SetBaseVec(2, v2.fX, v2.fY, v2.fZ);
  tr.SetBaseVec(3, axis.fX, axis.fY, axis.fZ);
  tr.Move3PF(gCenter.fX, gCenter.fY, gCenter.fZ);

  TGeoHMatrix* out = new TGeoHMatrix();
  tr.SetGeoHMatrix(*out);
  return out;
}

TGeoShape* makeEcalShape(const TruncatedPyramid* cell) {
  // printf("BEGIN EE SHAPE --------------------------------\n");
  // std::cout << detid << std::endl;
  const HepGeom::Transform3D idtr;
  TruncatedPyramid::Pt3DVec co(8);
  TruncatedPyramid::Pt3D ref;
  TruncatedPyramid::localCorners(co, cell->param(), ref);
  //for( int c = 0; c < 8; ++c)
  //   printf("lc.push_back(TEveVector(%.4f, %.4f, %.4f));\n", co[c].x(),co[c].y(),co[c].z() );

  double points[16];
  for (int c = 0; c < 8; ++c) {
    points[c * 2] = co[c].x();
    points[c * 2 + 1] = co[c].y();
  }
  TGeoShape* solid = new TGeoArb8(cell->param()[0], points);
  return solid;
}

//______________________________________________________________________________

void FWTGeoRecoGeometryESProducer::addEcalCaloGeometry(void) {
  TGeoVolume* tv = GetTopHolder("ECal", kECal);
  CaloVolMap caloShapeMap;

  {
    TGeoVolume* assembly = GetDaughter(tv, "ECalBarrel", kECal);

    std::vector<DetId> vid = m_caloGeom->getValidDetIds(DetId::Ecal, EcalSubdetector::EcalBarrel);
    for (std::vector<DetId>::const_iterator it = vid.begin(), end = vid.end(); it != end; ++it) {
      EBDetId detid(*it);
      const CaloCellGeometry* cellb = (m_caloGeom->getGeometry(*it)).get();
      const TruncatedPyramid* cell = dynamic_cast<const TruncatedPyramid*>(cellb);
      if (!cell) {
        printf("ecalBarrel cell not a TruncatedPyramid !!\n");
        return;
      }

      TGeoVolume* volume = nullptr;
      CaloVolMap::iterator volIt = caloShapeMap.find(cell->param());
      if (volIt == caloShapeMap.end()) {
        volume = new TGeoVolume("EE TruncatedPyramid", makeEcalShape(cell), GetMedium(kECal));
        caloShapeMap[cell->param()] = volume;
      } else {
        volume = volIt->second;
      }
      TGeoHMatrix* mtx = getEcalTrans(cell->getCorners());
      TGeoVolume* holder = GetDaughter(assembly, "side", kECal, detid.zside());
      holder = GetDaughter(holder, "ieta", kECal, detid.ieta());
      std::stringstream nname;
      nname << detid;
      AddLeafNode(holder, volume, nname.str().c_str(), mtx);
    }
  }

  {
    TGeoVolume* assembly = GetDaughter(tv, "ECalEndcap", kECal);

    std::vector<DetId> vid = m_caloGeom->getValidDetIds(DetId::Ecal, EcalSubdetector::EcalEndcap);
    for (std::vector<DetId>::const_iterator it = vid.begin(), end = vid.end(); it != end; ++it) {
      EEDetId detid(*it);
      const CaloCellGeometry* cellb = (m_caloGeom->getGeometry(*it)).get();
      const TruncatedPyramid* cell = dynamic_cast<const TruncatedPyramid*>(cellb);
      if (!cell) {
        printf("ecalEndcap cell not a TruncatedPyramid !!\n");
        continue;
      }

      TGeoVolume* volume = nullptr;
      CaloVolMap::iterator volIt = caloShapeMap.find(cell->param());
      if (volIt == caloShapeMap.end()) {
        volume = new TGeoVolume("EE TruncatedPyramid", makeEcalShape(cell), GetMedium(kECal));
        caloShapeMap[cell->param()] = volume;
      } else {
        volume = volIt->second;
      }
      TGeoHMatrix* mtx = getEcalTrans(cell->getCorners());
      TGeoVolume* holder = GetDaughter(assembly, "side", kECal, detid.zside());
      holder = GetDaughter(holder, "ix", kECal, detid.ix());
      std::stringstream nname;
      nname << detid;
      AddLeafNode(holder, volume, nname.str().c_str(), mtx);
    }
  }
}