HGCalTopology.h

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#ifndef Geometry_CaloTopology_HGCalTopology_h
#define Geometry_CaloTopology_HGCalTopology_h 1
 
#include "DataFormats/ForwardDetId/interface/ForwardSubdetector.h"
#include "DataFormats/DetId/interface/DetId.h"
#include "Geometry/CaloTopology/interface/CaloSubdetectorTopology.h"
#include "Geometry/HGCalCommonData/interface/HGCalDDDConstants.h"
#include "Geometry/HGCalCommonData/interface/HGCalGeometryMode.h"
#include <vector>
#include <iostream>
 
class HGCalTopology : public CaloSubdetectorTopology {
public:
  HGCalTopology(const HGCalDDDConstants& hdcons, int subdet);
 
  ~HGCalTopology() override {}
 
  DetId goNorth(const DetId& id) const override { return changeXY(id, 0, +1); }
  std::vector<DetId> north(const DetId& id) const override {
    DetId nextId = goNorth(id);
    std::vector<DetId> vNeighborsDetId;
    if (!(nextId == DetId(0)))
      vNeighborsDetId.emplace_back(nextId);
    return vNeighborsDetId;
  }
 
  DetId goSouth(const DetId& id) const override { return changeXY(id, 0, -1); }
  std::vector<DetId> south(const DetId& id) const override {
    DetId nextId = goSouth(id);
    std::vector<DetId> vNeighborsDetId;
    if (!(nextId == DetId(0)))
      vNeighborsDetId.emplace_back(nextId);
    return vNeighborsDetId;
  }
 
  DetId goEast(const DetId& id) const override { return changeXY(id, +1, 0); }
  std::vector<DetId> east(const DetId& id) const override {
    DetId nextId = goEast(id);
    std::vector<DetId> vNeighborsDetId;
    if (!(nextId == DetId(0)))
      vNeighborsDetId.emplace_back(nextId);
    return vNeighborsDetId;
  }
 
  DetId goWest(const DetId& id) const override { return changeXY(id, -1, 0); }
  std::vector<DetId> west(const DetId& id) const override {
    DetId nextId = goWest(id);
    std::vector<DetId> vNeighborsDetId;
    if (!(nextId == DetId(0)))
      vNeighborsDetId.emplace_back(nextId);
    return vNeighborsDetId;
  }
 
  std::vector<DetId> up(const DetId& id) const override {
    DetId nextId = changeZ(id, +1);
    std::vector<DetId> vNeighborsDetId;
    if (!(nextId == DetId(0)))
      vNeighborsDetId.emplace_back(nextId);
    return vNeighborsDetId;
  }
 
  std::vector<DetId> down(const DetId& id) const override {
    DetId nextId = changeZ(id, -1);
    std::vector<DetId> vNeighborsDetId;
    if (!(nextId == DetId(0)))
      vNeighborsDetId.emplace_back(nextId);
    return vNeighborsDetId;
  }
 
  std::vector<DetId> neighbors(const DetId& id) const;
 
  HGCalGeometryMode::GeometryMode geomMode() const { return mode_; }
 
  uint32_t detId2denseId(const DetId& id) const override;
  DetId denseId2detId(uint32_t denseId) const override;
  virtual uint32_t detId2denseGeomId(const DetId& id) const;
 
  bool valid(const DetId& id) const override;
  bool valid(const DetId& id, int cornerMin) const;
  bool validHashIndex(uint32_t ix) const { return (ix < kSizeForDenseIndexing); }
  bool validModule(const DetId& id, int cornerMin) const;
 
  unsigned int totalModules() const { return kSizeForDenseIndexing; }
  unsigned int totalGeomModules() const { return (unsigned int)(2 * kHGeomHalf_); }
  unsigned int allGeomModules() const;
 
  bool maskCell(const DetId& id, int corners = 3) const { return dddConstants().maskCell(id, corners); }
 
  const HGCalDDDConstants& dddConstants() const { return hdcons_; }
 
  DetId offsetBy(const DetId startId, int nrStepsX, int nrStepsY) const;
  DetId switchZSide(const DetId startId) const;
 
  static const int subSectors_ = 2;
 
  struct DecodedDetId {
    DecodedDetId() : iCell1(0), iCell2(0), iLay(0), iSec1(0), iSec2(0), iType(0), zSide(0), det(0) {}
    int iCell1, iCell2, iLay, iSec1, iSec2, iType, zSide, det;
  };
 
  DecodedDetId geomDenseId2decId(const uint32_t& hi) const;
  DecodedDetId decode(const DetId& id) const;
  DetId encode(const DecodedDetId& id_) const;
 
  DetId::Detector detector() const { return det_; }
  ForwardSubdetector subDetector() const { return subdet_; }
  bool detectorType() const { return false; }
  bool isHFNose() const {
    return (((det_ == DetId::Forward) && (subdet_ == ForwardSubdetector::HFNose)) ? true : false);
  }
 
  bool tileTrapezoid() const {
    return ((mode_ == HGCalGeometryMode::Trapezoid) || (mode_ == HGCalGeometryMode::TrapezoidFile) ||
            (mode_ == HGCalGeometryMode::TrapezoidModule));
  }
  bool waferHexagon6() const {
    return ((mode_ == HGCalGeometryMode::Hexagon) || (mode_ == HGCalGeometryMode::HexagonFull));
  }
  bool waferHexagon8() const {
    return ((mode_ == HGCalGeometryMode::Hexagon8) || (mode_ == HGCalGeometryMode::Hexagon8Full) ||
            (mode_ == HGCalGeometryMode::Hexagon8File) || (mode_ == HGCalGeometryMode::Hexagon8Module));
  }
 
private:
  void addHGCSCintillatorId(std::vector<DetId>& ids, int zside, int type, int lay, int iradius, int iphi) const;
  void addHGCSiliconId(
      std::vector<DetId>& ids, int det, int zside, int type, int lay, int waferU, int waferV, int cellU, int cellV)
      const;
 
  DetId changeXY(const DetId& id, int nrStepsX, int nrStepsY) const;
 
  DetId changeZ(const DetId& id, int nrStepsZ) const;
 
  const HGCalDDDConstants& hdcons_;
  HGCalGeometryMode::GeometryMode mode_;
 
  DetId::Detector det_;
  ForwardSubdetector subdet_;
  int sectors_, layers_, cells_, types_;
  int firstLay_, cellMax_, waferOff_, waferMax_;
  int kHGhalf_, kHGeomHalf_, kHGhalfType_;
  unsigned int kSizeForDenseIndexing;
};
 
#endif