BinnedArray.h

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/*
  Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration
*/

// BinnedArray.h, (c) ATLAS Detector software
 
#ifndef TRKDETDESCRUTILS_BINNEDARRAY_H
#define TRKDETDESCRUTILS_BINNEDARRAY_H
 
#include "TrkDetDescrUtils/BinUtility.h"
// GaudiKernel
#include "GaudiKernel/GaudiException.h"
// Eigen
#include "GeoPrimitives/GeoPrimitives.h"
 
// STL
#include <span>
#include <vector>
#include <memory>
 
class MsgStream;
 
namespace Trk {
 
template<class T>
class BinnedArray
{
 
public:
  //Make sure derived classes can get everything
  BinnedArray() = default;
  BinnedArray(const BinnedArray&) = default;
  BinnedArray(BinnedArray&&) = default;
  BinnedArray& operator=(const BinnedArray&) = default;
  BinnedArray& operator=(BinnedArray&&) = default;
  virtual ~BinnedArray() = default;

  virtual BinnedArray* clone() const = 0;

  virtual T* object(const Amg::Vector2D& lp) const = 0;

  virtual T* object(const Amg::Vector3D& gp) const = 0;

  virtual T* entryObject(const Amg::Vector3D&) const = 0;

  virtual T* nextObject(const Amg::Vector3D& gp,
                        const Amg::Vector3D& mom,
                        bool associatedResult = true) const = 0;

  virtual std::span<T* const> arrayObjects() = 0;

  virtual std::span<T const * const> arrayObjects() const = 0;

  virtual unsigned int arrayObjectsNumber() const = 0;

  virtual const BinUtility* binUtility() const = 0;
 
private:
};
} // end of namespace Trk
 
#endif // TRKDETDESCRUTILS_BINNEDARRAY_H