SiSpacePointMakerTool.h

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/*
  Copyright (C) 2002-2023 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef SiSpacePointMakerTool_H
#define SiSpacePointMakerTool_H
 
#include "AthenaBaseComps/AthAlgTool.h"
 
#include "GeoPrimitives/GeoPrimitives.h"
#include "InDetPrepRawData/PixelClusterCollection.h"
#include "InDetPrepRawData/SCT_ClusterCollection.h"
#include "SiSpacePointTool/SCTinformation.h"
 
#include "SiSpacePoint/SCT_SpacePoint.h"
#include "SiSpacePoint/PixelSpacePoint.h"
 
#include "AthAllocators/DataPool.h"
 
#include <string>
 
class SCT_ID;
class SpacePointCollection;
class SpacePointOverlapCollection;
namespace InDetDD {
  class SiDetectorElementCollection;
  class SiDetectorElement;
}
namespace InDet {
  class SiCluster;
}
 
namespace InDet {
  
  constexpr size_t nNeighbours{6};
  
  class SiSpacePointMakerTool final: public AthAlgTool {
 
  public:
    SiSpacePointMakerTool(const std::string& type, const std::string& name, const IInterface* parent);
 
    virtual ~SiSpacePointMakerTool() = default;
 
    static const InterfaceID& interfaceID();
 
    virtual StatusCode initialize() override;
 
    virtual StatusCode finalize() override;
 
    static Trk::SpacePoint* makeSCT_SpacePoint(
        InDet::SCTinformation&, InDet::SCTinformation&, IdentifierHash,
        IdentifierHash, double, double, DataPool<SCT_SpacePoint>* dataItemsSCT);
 
    void fillSCT_SpacePointCollection(std::array<const InDetDD::SiDetectorElement*, nNeighbours>&,
                                      std::array<const SCT_ClusterCollection*, nNeighbours>&,
                                      std::array<double, 14>&,bool,const Amg::Vector3D&,
                                      SpacePointCollection*,SpacePointOverlapCollection*,
                                      DataPool<SCT_SpacePoint>* dataItemsSCT) const;
 
    static void fillPixelSpacePointCollection(const InDet::PixelClusterCollection* clusters,
                                       SpacePointCollection* spacepointCollection,
                                       DataPool<PixelSpacePoint>* dataItemsPixel);
 
    
 
  private:
 
    DoubleProperty m_stripLengthTolerance{this, "StripLengthTolerance", 0.01};
    DoubleProperty m_SCTgapParameter{this, "SCTGapParameter", 0., "Recommend 0.001 - 0.0015 for ITK geometry"};
 
 
    const SCT_ID* m_idHelper{nullptr};
 
    void updateRange(const InDetDD::SiDetectorElement* element1, 
                     const InDetDD::SiDetectorElement* element2, 
                     double& stripLengthGapTolerance, double& min, double& max) const;    
    
    double offset(const InDetDD::SiDetectorElement* element1, 
                  const InDetDD::SiDetectorElement* element2, 
                  double& stripLengthGapTolerance) const;
 
    bool fillSCT_Information(const InDet::SCT_ClusterCollection* clusters1, 
                             const InDet::SCT_ClusterCollection* clusters2,
                             const Amg::Vector3D& vertexVec,
                             const InDetDD::SiDetectorElementCollection* elements) const;
                             
  };
}
 
#endif //SiSpacePointMakerTool_H