/data/refman/pasoursint/CMSSW_6_1_2_SLHC4_patch1/src/Geometry/HcalTowerAlgo/interface/HcalGeometry.h

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#ifndef HcalGeometry_h
#define HcalGeometry_h

#include "DataFormats/HcalDetId/interface/HcalDetId.h"
#include "Geometry/CaloGeometry/interface/CaloSubdetectorGeometry.h"
#include "Geometry/CaloGeometry/interface/IdealObliquePrism.h"
#include "Geometry/CaloGeometry/interface/IdealZPrism.h"
#include "Geometry/CaloTopology/interface/HcalTopology.h"
#include "CondFormats/AlignmentRecord/interface/HcalAlignmentRcd.h"
#include "Geometry/Records/interface/HcalGeometryRecord.h"

class HcalGeometry : public CaloSubdetectorGeometry {

public:
  
  typedef std::vector<IdealObliquePrism> HBCellVec ;
  typedef std::vector<IdealObliquePrism> HECellVec ;
  typedef std::vector<IdealObliquePrism> HOCellVec ;
  typedef std::vector<IdealZPrism>       HFCellVec ;

  typedef CaloCellGeometry::CCGFloat CCGFloat ;
  typedef CaloCellGeometry::Pt3D     Pt3D     ;
  typedef CaloCellGeometry::Pt3DVec  Pt3DVec  ;

  typedef HcalAlignmentRcd   AlignmentRecord ;
  typedef HcalGeometryRecord AlignedRecord   ;
  typedef PHcalRcd           PGeometryRecord ;
  typedef HcalDetId          DetIdType       ;

    
  enum { k_NumberOfParametersPerShape = 5 } ;

  static std::string dbString() { return "PHcalRcd" ; }

  virtual unsigned int numberOfShapes() const { return theTopology.getNumberOfShapes() ; }
  virtual unsigned int numberOfParametersPerShape() const { return k_NumberOfParametersPerShape ; }

  explicit HcalGeometry(const HcalTopology& topology);

  virtual ~HcalGeometry();
  
  virtual const std::vector<DetId>& getValidDetIds(DetId::Detector det    = DetId::Detector ( 0 ), 
                                                   int             subdet = 0 ) const;

  virtual DetId getClosestCell(const GlobalPoint& r) const ;
      
  virtual CaloSubdetectorGeometry::DetIdSet getCells( const GlobalPoint& r,
                                                      double             dR ) const ;


  static std::string producerTag() { return "HCAL" ; }
  
  static unsigned int numberOfBarrelAlignments() { return 36 ; }

  static unsigned int numberOfEndcapAlignments() { return 36 ; }

  static unsigned int numberOfForwardAlignments() { return 36 ; }

  static unsigned int numberOfOuterAlignments() { return 60 ; }

  

  static unsigned int numberOfAlignments() 
    { return ( numberOfBarrelAlignments() +
               numberOfEndcapAlignments() +
               numberOfOuterAlignments() +
               numberOfForwardAlignments() ) ; }

  static unsigned int alignmentBarrelIndexLocal(    const DetId& id ) ;
  static unsigned int alignmentEndcapIndexLocal(    const DetId& id ) ;
  static unsigned int alignmentForwardIndexLocal(   const DetId& id ) ;
  static unsigned int alignmentOuterIndexLocal(     const DetId& id ) ;
  static unsigned int alignmentTransformIndexLocal( const DetId& id ) ;

  static unsigned int alignmentBarEndForIndexLocal( const DetId& id,unsigned int nD ) ;

  static unsigned int alignmentTransformIndexGlobal( const DetId& id ) ;

  static DetId detIdFromLocalAlignmentIndex(   unsigned int i ) ;
  static DetId detIdFromBarrelAlignmentIndex(  unsigned int i ) ;
  static DetId detIdFromEndcapAlignmentIndex(  unsigned int i ) ;
  static DetId detIdFromForwardAlignmentIndex( unsigned int i ) ;
  static DetId detIdFromOuterAlignmentIndex(   unsigned int i ) ;

  void localCorners( Pt3DVec&        lc  ,
                     const CCGFloat* pv  , 
                     unsigned int    i   ,
                     Pt3D&           ref   ) ;
  
  virtual void newCell( const GlobalPoint& f1 ,
                        const GlobalPoint& f2 ,
                        const GlobalPoint& f3 ,
                        const CCGFloat*    parm,
                        const DetId&       detId     ) ;

  virtual const CaloCellGeometry* getGeometry( const DetId& id ) const {
      return cellGeomPtr( theTopology.detId2denseId( id ) ) ;
  }

  virtual void getSummary( CaloSubdetectorGeometry::TrVec&  trVector,
                           CaloSubdetectorGeometry::IVec&   iVector,
                           CaloSubdetectorGeometry::DimVec& dimVector,
                           std::vector<uint32_t>& dins ) const ;

protected:

  virtual const CaloCellGeometry* cellGeomPtr( uint32_t index ) const ;

  virtual unsigned int indexFor(const DetId& id) const { return  theTopology.detId2denseId(id); }
  virtual unsigned int sizeForDenseIndex(const DetId& id) const { return theTopology.ncells(); }

private:

  void fillDetIds() const ;

  void init() ;

  int etaRing(HcalSubdetector bc, double abseta) const;
  int phiBin(double phi, int etaring) const;


  const HcalTopology& theTopology;
  
  mutable std::vector<DetId> m_hbIds ;
  mutable std::vector<DetId> m_heIds ;
  mutable std::vector<DetId> m_hoIds ;
  mutable std::vector<DetId> m_hfIds ;
  mutable std::vector<DetId> m_emptyIds ;
  mutable std::vector<uint32_t> m_dins;  

  HBCellVec m_hbCellVec ;
  HECellVec m_heCellVec ;
  HOCellVec m_hoCellVec ;
  HFCellVec m_hfCellVec ;
};


#endif