DD4hepVolumeBuilder.hpp

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// This file is part of the Acts project.
//
// Copyright (C) 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/Definitions/Algebra.hpp"
#include "Acts/Geometry/IConfinedTrackingVolumeBuilder.hpp"
#include "Acts/Geometry/TrackingVolume.hpp"
#include "Acts/Surfaces/Surface.hpp"
#include "Acts/Utilities/Logger.hpp"

#include <memory>
#include <string>
#include <vector>

#include "DD4hep/DetElement.h"

class TrackingVolume;
namespace Acts {
class Logger;
}  // namespace Acts

using MutableTrackingVolumePtr = std::shared_ptr<TrackingVolume>;
using MutableTrackingVolumeVector = std::vector<MutableTrackingVolumePtr>;

class TGeoMatrix;

namespace Acts {


class DD4hepVolumeBuilder : public IConfinedTrackingVolumeBuilder {
 public:
  struct Config {
    std::string configurationName = "undefined";
    std::vector<dd4hep::DetElement> centralVolumes;
  };

  DD4hepVolumeBuilder(const Acts::DD4hepVolumeBuilder::Config& config,
                      std::unique_ptr<const Logger> logger);

  ~DD4hepVolumeBuilder() override;

  MutableTrackingVolumeVector centralVolumes() const final;

  const std::string& identification() const final;

  void setConfiguration(const Config& config);

  Config getConfiguration() const;

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

 private:
  Config m_cfg;

  std::unique_ptr<const Logger> m_logger;

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

  Acts::Transform3 convertTransform(const TGeoMatrix* tGeoTrans) const;
};

inline const std::string& DD4hepVolumeBuilder::identification() const {
  return m_cfg.configurationName;
}

inline DD4hepVolumeBuilder::Config DD4hepVolumeBuilder::getConfiguration()
    const {
  return m_cfg;
}

}  // namespace Acts