FastTimeGeometry.h

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#ifndef GeometryHGCalGeometryFastTimeGeometry_h
#define GeometryHGCalGeometryFastTimeGeometry_h

/*
 * Geometry for Fast Timing Layer
 * This geometry is essentially driven by topology, 
 * which is thus encapsulated in this class. 
 * This makes this geometry not suitable to be loaded
 * by regular CaloGeometryLoader<T>
 */

#include "DataFormats/Common/interface/AtomicPtrCache.h"
#include "DataFormats/GeometryVector/interface/GlobalPoint.h"
#include "Geometry/CaloGeometry/interface/CaloSubdetectorGeometry.h"
#include "Geometry/CaloGeometry/interface/FlatTrd.h"
#include "Geometry/Records/interface/IdealGeometryRecord.h"
#include "DetectorDescription/Core/interface/DDFilteredView.h"
#include "Geometry/CaloTopology/interface/FastTimeTopology.h"
#include "Geometry/Records/interface/FastTimeGeometryRecord.h"
#include <vector>

class FlatTrd;

class FastTimeGeometry final: public CaloSubdetectorGeometry {

public:
  
  typedef std::vector<FlatTrd> CellVec ;
  
  typedef CaloCellGeometry::CCGFloat CCGFloat ;
  typedef CaloCellGeometry::Pt3D     Pt3D     ;
  typedef CaloCellGeometry::Pt3DVec  Pt3DVec  ;

  typedef std::set<DetId>            DetIdSet;
  typedef std::vector<GlobalPoint>   CornersVec ;

  typedef FastTimeGeometryRecord     AlignedRecord   ; // NOTE: not aligned yet
  typedef PFastTimeRcd               PGeometryRecord ;

  enum { k_NumberOfParametersPerShape = 12 } ; // FlatTrd
  enum { k_NumberOfShapes = 50 } ; 

  static std::string dbString() { return "PFastTimeRcd" ; }
 
  FastTimeGeometry(const FastTimeTopology& topology) ;
  
  ~FastTimeGeometry() override;

  void localCorners(Pt3DVec&        lc,
            const CCGFloat* pv, 
            unsigned int    i,
            Pt3D&           ref) ;
  
  void newCell(const GlobalPoint& f1 ,
           const GlobalPoint& f2 ,
           const GlobalPoint& f3 ,
           const CCGFloat*    parm ,
           const DetId&       detId) override;
  
  std::shared_ptr<const CaloCellGeometry> getGeometry(const DetId& id) const override;

  bool present (const DetId& id) const override;

  void getSummary(CaloSubdetectorGeometry::TrVec&  trVector,
          CaloSubdetectorGeometry::IVec&   iVector,
          CaloSubdetectorGeometry::DimVec& dimVector,
          CaloSubdetectorGeometry::IVec& dinsVector ) const override;
  
  GlobalPoint getPosition(const DetId& id) const;
      
  CornersVec getCorners(const DetId& id) const; 

  // avoid sorting set in base class  
  const std::vector<DetId>& getValidDetIds( DetId::Detector det = DetId::Detector(0), int subdet = 0) const override { return m_validIds; }
  const std::vector<DetId>& getValidGeomDetIds( void ) const { return m_validGeomIds; }
                           
  // Get closest cell, etc...
  DetId getClosestCell(const GlobalPoint& r) const override;
  
  DetIdSet getCells(const GlobalPoint& r, double dR) const override;
  
  virtual void fillNamedParams (DDFilteredView fv);
  void initializeParms() override;
  
  static std::string producerTag() { return "FastTime" ; }
  std::string cellElement() const;
  
  const FastTimeTopology& topology () const {return m_topology;}
  void sortDetIds();
     
protected:

  unsigned int indexFor(const DetId& id) const override;
  using CaloSubdetectorGeometry::sizeForDenseIndex;
  unsigned int sizeForDenseIndex() const;
  
  // Modify the RawPtr class
  const CaloCellGeometry* getGeometryRawPtr(uint32_t index) const override;
  std::shared_ptr<const CaloCellGeometry> cellGeomPtr( uint32_t index ) const override;
  
  void addValidID(const DetId& id);
  
private:

  std::shared_ptr<const CaloCellGeometry> cellGeomPtr( uint32_t index, const GlobalPoint& p) const;

  const FastTimeTopology& m_topology;
  
  CellVec                 m_cellVec ; 
  std::vector<DetId>      m_validGeomIds;
  int                     m_Type;
  ForwardSubdetector      m_subdet;
};

#endif