GeometryBuilder.h

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#ifndef LARCOREALG_GEOMETRY_GEOMETRYBUILDER_H
#define LARCOREALG_GEOMETRY_GEOMETRYBUILDER_H

// LArSoft libraries
#include "larcorealg/Geometry/AuxDetGeo.h"
#include "larcorealg/Geometry/CryostatGeo.h"
#include "larcorealg/Geometry/GeoNodePath.h"

// ROOT libraries
#include "TGeoNode.h"

// C++ standard library
#include <algorithm> // std::transform()
#include <iterator>  // std::back_inserter()
#include <string>
#include <vector>

namespace geo {

  class GeometryBuilder {

  public:
    // --- BEGIN Data types ----------------------------------------------------
    using Path_t = geo::GeoNodePath;

    template <typename GeoObj>
    using GeoColl_t = std::vector<GeoObj>;

    // --- END Data types ------------------------------------------------------

    // --- BEGIN Constructors and destructor -----------------------------------
    virtual ~GeometryBuilder() = default;

    // --- END Constructors and destructor -------------------------------------

    // --- BEGIN Cryostat information ------------------------------------------

    using Cryostats_t = GeoColl_t<geo::CryostatGeo>;

    Cryostats_t extractCryostats(Path_t const& path)
    {
      auto myPath = path;
      return doExtractCryostats(myPath);
    }

    // --- END Cryostat information --------------------------------------------

    // --- BEGIN Auxiliary detector information --------------------------------

    using AuxDets_t = GeoColl_t<geo::AuxDetGeo>;

    AuxDets_t extractAuxiliaryDetectors(Path_t const& path)
    {
      auto myPath = path;
      return doExtractAuxiliaryDetectors(myPath);
    }

    // --- END Auxiliary detector information ----------------------------------

    // --- END Static utility methods ------------------------------------------

  protected:
    virtual Cryostats_t doExtractCryostats(Path_t& path) = 0;

    virtual AuxDets_t doExtractAuxiliaryDetectors(Path_t& path) = 0;

  }; // class GeometryBuilder

} // namespace geo

#endif // LARCOREALG_GEOMETRY_GEOMETRYBUILDER_H