target_sources(
  ActsCore
  PRIVATE
    detail/CylindricalDetectorHelper.cpp
    detail/PortalHelper.cpp
    detail/SupportHelper.cpp
    CylindricalContainerBuilder.cpp
    Detector.cpp
    DetectorVolume.cpp
    DetectorVolumeBuilder.cpp
    LayerStructureBuilder.cpp
    Portal.cpp
    PortalGenerators.cpp
    ProtoDetector.cpp
)
