.. SPDX-FileCopyrightText: 2019-2020 Intel Corporation .. .. SPDX-License-Identifier: CC-BY-4.0 ========== Namespaces ========== **[configuration.namespaces]** This section describes the oneTBB namespace conventions. tbb Namespace ------------- The ``tbb`` namespace contains public identifiers defined by the library that you can reference in your program. tbb::flow Namespace ------------------- The ``tbb::flow`` namespace contains public identifiers defined by the library that you can reference in your program related to the flow graph feature. See :doc:`Flow Graph <../flow_graph>` for more information. oneapi::tbb Namespace --------------------- The ``tbb`` namespace is a part of the top level ``oneapi`` namespace. Therefore, all API from the ``tbb`` namespace (incl. the ``tbb::flow`` namespace) are available in the ``oneapi::tbb`` namespace. The ``oneapi::tbb`` namespace can be considered as an alias for the ``tbb`` namespace: .. code:: cpp namespace oneapi { namespace tbb = ::tbb; }