TrackingGeometryBuilder.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/.

#pragma once

#include "Acts/Geometry/GeometryContext.hpp"
#include "Acts/Geometry/GeometryIdentifier.hpp"
#include "Acts/Geometry/ITrackingGeometryBuilder.hpp"
#include "Acts/Geometry/ITrackingVolumeHelper.hpp"
#include "Acts/Utilities/Logger.hpp"

#include <functional>
#include <memory>
#include <vector>

namespace Acts {

class TrackingVolume;
class TrackingGeometry;
class IMaterialDecorator;

class TrackingGeometryBuilder : public ITrackingGeometryBuilder {
 public:
  struct Config {
    std::vector<std::function<std::shared_ptr<TrackingVolume>(
        const GeometryContext& gctx, const TrackingVolumePtr&,
        const VolumeBoundsPtr&)>>
        trackingVolumeBuilders;

    std::shared_ptr<const ITrackingVolumeHelper> trackingVolumeHelper = nullptr;

    std::shared_ptr<const IMaterialDecorator> materialDecorator = nullptr;

    std::shared_ptr<const GeometryIdentifierHook> geometryIdentifierHook =
        std::make_shared<GeometryIdentifierHook>();
  };

  TrackingGeometryBuilder(const Config& cgbConfig,
                          std::unique_ptr<const Logger> logger =
                              getDefaultLogger("TrackingGeometryBuilder",
                                               Logging::INFO));

  ~TrackingGeometryBuilder() override = default;

  std::unique_ptr<const TrackingGeometry> trackingGeometry(
      const GeometryContext& gctx) const final;

  void setConfiguration(const Config& cgbConfig);

  const Config& getConfiguration() const;

  void setLogger(std::unique_ptr<const Logger> newLogger);

 private:
  Config m_cfg;

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

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

}  // namespace Acts