BinnedArray.hpp

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// This file is part of the Acts project.
//
// Copyright (C) 2016-2018 CERN for the benefit of the Acts project
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.

// BinnedArray.h, Acts project

#pragma once
#include "Acts/Utilities/BinUtility.hpp"
#include "Acts/Utilities/Definitions.hpp"

#include <array>
#include <vector>

namespace Acts {

template <class T>
class BinnedArray {
 public:
  BinnedArray() = default;
  virtual ~BinnedArray() = default;
  virtual T object(const Vector2D& lposition,
                   std::array<size_t, 3>& bins) const = 0;

  virtual T object(const Vector2D& lposition) const {
    std::array<size_t, 3> bins;
    return object(lposition, bins);
  }

  virtual T object(const Vector3D& position,
                   std::array<size_t, 3>& bin) const = 0;

  virtual T object(const Vector3D& position) const {
    std::array<size_t, 3> bins;
    return object(position, bins);
  }

  virtual std::vector<T> objectCluster(
      const std::array<size_t, 3>& bin) const = 0;

  virtual const std::vector<T>& arrayObjects() const = 0;

  virtual const std::vector<std::vector<std::vector<T>>>& objectGrid()
      const = 0;

  virtual const BinUtility* binUtility() const = 0;
};

}  // namespace Acts