ActsCaloTrackingVolumeBuilder.h

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/*
  Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef ACTSGEOMETRY_ACTSCALOTRACKINGVOLUMEBUILDER_H
#define ACTSGEOMETRY_ACTSCALOTRACKINGVOLUMEBUILDER_H
 
#include "GeoPrimitives/GeoPrimitives.h"
//
#include "AthenaBaseComps/AthAlgTool.h"
#include "StoreGate/StoreGateSvc.h"
#include "StoreGate/ReadHandleKey.h"
 
#include "ActsGeometryInterfaces/IActsTrackingVolumeBuilder.h"
 
#include <memory>
 
// ACTS
#include "Acts/Geometry/Volume.hpp"
#include "Acts/Geometry/GeometryContext.hpp"
 
class CaloDetDescrManager;
 
namespace Acts {
class TrackingVolume;
class VolumeBounds;
class CutoutCylinderVolumeBounds;
 
 
}
 
class ActsCaloTrackingVolumeBuilder : public extends<AthAlgTool, IActsTrackingVolumeBuilder>
{
public:
  StatusCode initialize() override;
  using base_class::base_class;
  std::shared_ptr<Acts::TrackingVolume>
  trackingVolume(const Acts::GeometryContext& gctx,
                 std::shared_ptr<const Acts::TrackingVolume> insideVolume = nullptr,
                 std::shared_ptr<const Acts::VolumeBounds> outsideBounds = nullptr) const override;
 
private:
 
  Acts::Volume
  build_endcap(double z, double dz, double eta, double deta, double phi, double dphi) const;
 
  Acts::Volume
  build_barrel(double r, double dr, double eta, double deta, double phi, double dphi) const;
 
  Acts::Volume
  build_box(double x, double dx, double y, double dy, double z, double dz) const;
 
  std::vector<std::unique_ptr<Acts::Volume>>
  cellFactory() const;
 
  std::shared_ptr<Acts::CutoutCylinderVolumeBounds>
  makeCaloVolumeBounds(const Acts::GeometryContext& gctx,
                       const std::vector<std::unique_ptr<Acts::Volume::BoundingBox>>& boxStore,
                       std::shared_ptr<const Acts::TrackingVolume> insideVolume) const;
 
 
  const CaloDetDescrManager* m_caloMgr{nullptr};
};
 
#endif