HGCalTBTopology.h

Go to the documentation of this file.

#ifndef Geometry_CaloTopology_HGCalTBTopology_h
#define Geometry_CaloTopology_HGCalTBTopology_h 1

#include "DataFormats/ForwardDetId/interface/ForwardSubdetector.h"
#include "DataFormats/DetId/interface/DetId.h"
#include "Geometry/CaloTopology/interface/CaloSubdetectorTopology.h"
#include "Geometry/HGCalCommonData/interface/HGCalGeometryMode.h"
#include "Geometry/HGCalTBCommonData/interface/HGCalTBDDDConstants.h"
#include <vector>
#include <iostream>

class HGCalTBTopology : public CaloSubdetectorTopology {
public:
  HGCalTBTopology(const HGCalTBDDDConstants* hdcons, int subdet);

  ~HGCalTBTopology() 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(DetId id) const;

  HGCalGeometryMode::GeometryMode geomMode() const { return mode_; }

  unsigned int totalModules() const { return kSizeForDenseIndexing; }
  unsigned int totalGeomModules() const { return (unsigned int)(2 * kHGeomHalf_); }
  unsigned int allGeomModules() const;

  DetId denseId2detId(uint32_t denseId) const override;
  uint32_t detId2denseId(const DetId& id) const override;
  virtual uint32_t detId2denseGeomId(const DetId& id) const;

  bool valid(const DetId& id) const override;
  bool validHashIndex(uint32_t ix) const { return (ix < kSizeForDenseIndexing); }

  const HGCalTBDDDConstants& 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; }

private:
  DetId changeXY(const DetId& id, int nrStepsX, int nrStepsY) const;

  DetId changeZ(const DetId& id, int nrStepsZ) const;

  const HGCalTBDDDConstants* hdcons_;
  HGCalGeometryMode::GeometryMode mode_;

  DetId::Detector det_;
  ForwardSubdetector subdet_;
  int sectors_, layers_, cells_, types_, firstLay_;
  int kHGhalf_, kHGeomHalf_, kHGhalfType_;
  unsigned int kSizeForDenseIndexing;
};

#endif