SpacePointBuilder.hpp

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// This file is part of the Acts project.
//
// Copyright (C) 2018-2022 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/.

#pragma once

#include "Acts/Definitions/TrackParametrization.hpp"
#include "Acts/Digitization/CartesianSegmentation.hpp"
#include "Acts/Digitization/DigitizationModule.hpp"
#include "Acts/Digitization/Segmentation.hpp"
#include "Acts/EventData/SourceLink.hpp"
#include "Acts/Geometry/GeometryContext.hpp"
#include "Acts/Geometry/TrackingGeometry.hpp"
#include "Acts/SpacePointFormation/SpacePointBuilderConfig.hpp"
#include "Acts/SpacePointFormation/SpacePointBuilderOptions.hpp"
#include "Acts/Surfaces/Surface.hpp"
#include "Acts/Utilities/Logger.hpp"
#include "Acts/Utilities/SpacePointUtility.hpp"

#include <boost/container/static_vector.hpp>

namespace Acts {

template <typename spacepoint_t>
class SpacePointBuilder {
 public:
  // Constructor
  SpacePointBuilder(const SpacePointBuilderConfig& cfg,
                    std::function<spacepoint_t(
                        Acts::Vector3, Acts::Vector2,
                        boost::container::static_vector<SourceLink, 2>)>
                        func,
                    std::unique_ptr<const Logger> logger =
                        getDefaultLogger("SpamcePointBuilder", Logging::INFO));

  // Default constructor
  SpacePointBuilder() = default;

  template <template <typename...> typename container_t>
  void buildSpacePoint(
      const GeometryContext& gctx, const std::vector<SourceLink>& sourceLinks,
      const SpacePointBuilderOptions& opt,
      std::back_insert_iterator<container_t<spacepoint_t>> spacePointIt) const;

  void makeSourceLinkPairs(
      const GeometryContext& gctx, const std::vector<SourceLink>& slinksFront,
      const std::vector<SourceLink>& slinksBack,
      std::vector<std::pair<SourceLink, SourceLink>>& slinkPairs,
      const StripPairOptions& pairOpt) const;

 protected:
  // configuration of the single hit space point builder
  SpacePointBuilderConfig m_config;

  std::function<spacepoint_t(Acts::Vector3, Acts::Vector2,
                             boost::container::static_vector<SourceLink, 2>)>
      m_spConstructor;

  std::unique_ptr<const Acts::Logger> m_logger;

  std::shared_ptr<const SpacePointUtility> m_spUtility;

  const Logger& logger() const { return *m_logger; }
};

}  // namespace Acts
#include "Acts/SpacePointFormation/detail/SpacePointBuilder.ipp"