1 // 2 // Copyright 2012 Christian Henning, Andreas Pokorny, Lubomir Bourdev 3 // 4 // Distributed under the Boost Software License, Version 1.0 5 // See accompanying file LICENSE_1_0.txt or copy at 6 // http://www.boost.org/LICENSE_1_0.txt 7 // 8 #ifndef BOOST_GIL_EXTENSION_TOOLBOX_METAFUNCTIONS_IS_BIT_ALIGNED_TYPE_HPP 9 #define BOOST_GIL_EXTENSION_TOOLBOX_METAFUNCTIONS_IS_BIT_ALIGNED_TYPE_HPP 10 11 #include <boost/gil/bit_aligned_pixel_reference.hpp> 12 13 #include <type_traits> 14 15 namespace boost{ namespace gil { 16 17 /// is_bit_aligned metafunctions 18 /// \brief Determines whether the given type is bit_aligned. 19 20 template< typename PixelRef > 21 struct is_bit_aligned : std::false_type {}; 22 23 template <typename B, typename C, typename L, bool M> 24 struct is_bit_aligned<bit_aligned_pixel_reference<B, C, L, M>> : std::true_type {}; 25 26 template <typename B, typename C, typename L, bool M> 27 struct is_bit_aligned<bit_aligned_pixel_reference<B, C, L, M> const> : std::true_type {}; 28 29 template <typename B, typename C, typename L> 30 struct is_bit_aligned<packed_pixel<B, C, L>> : std::true_type {}; 31 32 template <typename B, typename C, typename L> 33 struct is_bit_aligned<packed_pixel<B, C, L> const> : std::true_type {}; 34 35 }} // namespace boost::gil 36 37 #endif 38