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/data/refman/pasoursint/CMSSW_4_1_8_patch9/src/Geometry/ForwardGeometry/interface/ZdcGeometry.h

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00001 #ifndef Geometry_ForwardGeometry_ZdcGeometry_h
00002 #define Geometry_ForwardGeometry_ZDcGeometry_h
00003 
00004 #include "CondFormats/AlignmentRecord/interface/ZDCAlignmentRcd.h"
00005 #include "DataFormats/HcalDetId/interface/HcalZDCDetId.h"
00006 #include "Geometry/CaloGeometry/interface/CaloSubdetectorGeometry.h"
00007 #include "Geometry/ForwardGeometry/interface/ZdcTopology.h"
00008 #include "Geometry/Records/interface/ZDCGeometryRecord.h"
00009 #include "Geometry/Records/interface/PZdcRcd.h"
00010 
00011 class ZdcGeometry : public CaloSubdetectorGeometry 
00012 {
00013    public:
00014 
00015       typedef ZDCAlignmentRcd   AlignmentRecord ;
00016       typedef ZDCGeometryRecord AlignedRecord   ;
00017       typedef PZdcRcd           PGeometryRecord ;
00018       typedef HcalZDCDetId      DetIdType       ;
00019 
00020       enum { k_NumberOfCellsForCorners = HcalZDCDetId::kSizeForDenseIndexing } ;
00021 
00022       enum { k_NumberOfShapes = 3 } ;
00023 
00024       enum { k_NumberOfParametersPerShape = 4 } ;
00025 
00026       static std::string dbString() { return "PZdcRcd" ; }
00027 
00028       virtual unsigned int numberOfShapes() const { return k_NumberOfShapes ; }
00029       virtual unsigned int numberOfParametersPerShape() const { return k_NumberOfParametersPerShape ; }
00030 
00031       ZdcGeometry() ;
00032 
00033       explicit ZdcGeometry(const ZdcTopology * topology);
00034       virtual ~ZdcGeometry();
00035   
00036       virtual const std::vector<DetId>& getValidDetIds( 
00037          DetId::Detector det    = DetId::Detector ( 0 ) ,
00038          int             subdet = 0   ) const;
00039 
00040       virtual DetId getClosestCell(const GlobalPoint& r) const ;
00041 
00042       static std::string producerTag() { return "ZDC" ; }
00043 
00044       static unsigned int numberOfAlignments() { return 2 ; }
00045 
00046       static unsigned int alignmentTransformIndexLocal( const DetId& id ) ;
00047 
00048       static unsigned int alignmentTransformIndexGlobal( const DetId& id ) ;
00049 
00050       static std::vector<HepGeom::Point3D<double> > localCorners( const double* pv, 
00051                                                    unsigned int  i,
00052                                                    HepGeom::Point3D<double> &   ref ) ;
00053 
00054       static CaloCellGeometry* newCell( const GlobalPoint& f1 ,
00055                                         const GlobalPoint& f2 ,
00056                                         const GlobalPoint& f3 ,
00057                                         CaloCellGeometry::CornersMgr* mgr,
00058                                         const double*      parm,
00059                                         const DetId&       detId     ) ;
00060                                         
00061    private:
00062 
00063       const ZdcTopology * theTopology;
00064       mutable DetId::Detector lastReqDet_;
00065       mutable int lastReqSubdet_;
00066       mutable std::vector<DetId> m_validIds;
00067       bool m_ownsTopology ;
00068 };
00069 
00070 
00071 #endif
00072