SpacePointAlg_TimeSort.h

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#ifndef SPACEPOINTALG_TIMESORT_H
#define SPACEPOINTALG_TIMESORT_H

// LArSoft Includes
#include "lardataobj/RecoBase/Hit.h"
#include "lardataobj/RecoBase/SpacePoint.h"
namespace detinfo {
  class DetectorPropertiesData;
}

// Frmaework includes
#include "canvas/Persistency/Common/Ptr.h"
namespace fhicl {
  class ParameterSet;
}

//boost includes
#include "boost/multi_array.hpp"

#include <memory>
#include <vector>

namespace sppt {

  class SpacePointAlg_TimeSort {
  public:
    explicit SpacePointAlg_TimeSort(fhicl::ParameterSet const& pset);

    void setTimeOffsets(detinfo::DetectorPropertiesData const& detProp);
    void fillCoordinatesArrays();

    void createSpacePoints(
      detinfo::DetectorPropertiesData const& detProp,
      std::vector<art::Ptr<recob::Hit>>& hitVec_U,
      std::vector<art::Ptr<recob::Hit>>& hitVec_V,
      std::vector<art::Ptr<recob::Hit>>& hitVec_Y,
      std::unique_ptr<std::vector<recob::SpacePoint>>& spptCollection,
      std::unique_ptr<std::vector<std::vector<art::Ptr<recob::Hit>>>>& spptAssociatedHits);

  private:
    float fTimeDiffMax; 
    float fYDiffMax;    
    float fZDiffMax;    

    bool TIME_OFFSET_SET{false};
    bool COORDINATES_FILLED{false};

    double TIME_OFFSET_U;
    double TIME_OFFSET_V;
    double TIME_OFFSET_Y;
    double TICKS_TO_X;

    boost::multi_array<double, 2> coordinates_UV_y;
    boost::multi_array<double, 2> coordinates_UV_z;
    boost::multi_array<double, 2> coordinates_UY_y;
    boost::multi_array<double, 2> coordinates_UY_z;

    void sortHitsByTime(std::vector<art::Ptr<recob::Hit>>& hits_handle) const;

  }; //class SpacePointAlg_TimeSort

} //end sppt namespace

#endif