TkDetLayers/src/Phase2EndcapLayerDoubleDisk.h

0001 #ifndef TkDetLayers_Phase2EndcapLayerDoubleDisk_h
0002 #define TkDetLayers_Phase2EndcapLayerDoubleDisk_h
0003
0004 #include "TrackingTools/DetLayers/interface/RingedForwardLayer.h"
0005 #include "Phase2EndcapSubDisk.h"
0006 #include <array>
0007 #include <atomic>
0008
0009 /** A concrete implementation for Phase 2 Endcap/Forward layer
0010  *  built out of Phase2EndcapRings
0011  */
0012
0013 #pragma GCC visibility push(hidden)
0014 class Phase2EndcapLayerDoubleDisk final : public RingedForwardLayer {
0015 public:
0016   Phase2EndcapLayerDoubleDisk(std::vector<const Phase2EndcapSubDisk*>& subDisks);
0017   ~Phase2EndcapLayerDoubleDisk() override;
0018
0019   // Default implementations would not properly manage memory
0020   Phase2EndcapLayerDoubleDisk(const Phase2EndcapLayerDoubleDisk&) = delete;
0021   Phase2EndcapLayerDoubleDisk& operator=(const Phase2EndcapLayerDoubleDisk&) = delete;
0022
0023   // GeometricSearchDet interface
0024
0025   const std::vector<const GeomDet*>& basicComponents() const override { return theBasicComps; }
0026
0027   const std::vector<const GeometricSearchDet*>& components() const override;
0028
0029   void groupedCompatibleDetsV(const TrajectoryStateOnSurface& tsos,
0030                               const Propagator& prop,
0031                               const MeasurementEstimator& est,
0032                               std::vector<DetGroup>& result) const override;
0033
0034   // DetLayer interface
0035   SubDetector subDetector() const override { return GeomDetEnumerators::subDetGeom[GeomDetEnumerators::P2PXEC]; }
0036
0037 private:
0038   // private methods for the implementation of groupedCompatibleDets()
0039   BoundDisk* computeDisk(const std::vector<const Phase2EndcapSubDisk*>& subDisks) const;
0040
0041   std::array<int, 2> subDiskIndicesByCrossingProximity(const TrajectoryStateOnSurface& startingState,
0042                                                        const Propagator& prop) const;
0043
0044   std::array<int, 2> findTwoClosest(std::vector<GlobalPoint>) const;
0045
0046   void fillSubDiskPars(int i);
0047
0048 private:
0049   std::vector<GeomDet const*> theBasicComps;
0050   mutable std::atomic<std::vector<const GeometricSearchDet*>*> theComponents;
0051   std::vector<const Phase2EndcapSubDisk*> theComps;
0052   struct SubDiskPar {
0053     float theSubDiskZ;
0054   };
0055   std::vector<SubDiskPar> subDiskPars;
0056   int theSubDisksSize;
0057 };
0058
0059 #pragma GCC visibility pop
0060 #endif