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Diffstat (limited to 'boost/python/numpy/numpy_object_mgr_traits.hpp')
| -rw-r--r-- | boost/python/numpy/numpy_object_mgr_traits.hpp | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/boost/python/numpy/numpy_object_mgr_traits.hpp b/boost/python/numpy/numpy_object_mgr_traits.hpp new file mode 100644 index 0000000000..8f9f444074 --- /dev/null +++ b/boost/python/numpy/numpy_object_mgr_traits.hpp @@ -0,0 +1,36 @@ +// Copyright Jim Bosch 2010-2012. +// Copyright Stefan Seefeld 2016. +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE_1_0.txt or copy at +// http://www.boost.org/LICENSE_1_0.txt) + +#ifndef boost_python_numpy_numpy_object_mgr_traits_hpp_ +#define boost_python_numpy_numpy_object_mgr_traits_hpp_ + +/** + * @brief Macro that specializes object_manager_traits by requiring a + * source-file implementation of get_pytype(). + */ + +#define NUMPY_OBJECT_MANAGER_TRAITS(manager) \ +template <> \ +struct object_manager_traits<manager> \ +{ \ + BOOST_STATIC_CONSTANT(bool, is_specialized = true); \ + static inline python::detail::new_reference adopt(PyObject* x) \ + { \ + return python::detail::new_reference(python::pytype_check((PyTypeObject*)get_pytype(), x)); \ + } \ + static bool check(PyObject* x) \ + { \ + return ::PyObject_IsInstance(x, (PyObject*)get_pytype()); \ + } \ + static manager* checked_downcast(PyObject* x) \ + { \ + return python::downcast<manager>((checked_downcast_impl)(x, (PyTypeObject*)get_pytype())); \ + } \ + static PyTypeObject const * get_pytype(); \ +} + +#endif + |