• BinaryDirection : walberla::stencil
• Direction : walberla::stencil
• FastOverlapResult : walberla::geometry
• Layout : walberla::field
• LocalCommunicationMode : walberla::blockforest
• NotificationType : walberla::mesa_pd , walberla::pe::communication
• Operation : walberla::mpi
• ReduceType : walberla::timing
• SetOperation : walberla::mpi
• State : walberla::geometry