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Diffstat (limited to 'boost/geometry/strategies/spherical/disjoint_segment_box.hpp')
-rw-r--r-- | boost/geometry/strategies/spherical/disjoint_segment_box.hpp | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/boost/geometry/strategies/spherical/disjoint_segment_box.hpp b/boost/geometry/strategies/spherical/disjoint_segment_box.hpp new file mode 100644 index 0000000000..bda62a77fc --- /dev/null +++ b/boost/geometry/strategies/spherical/disjoint_segment_box.hpp @@ -0,0 +1,105 @@ +// Boost.Geometry + +// Copyright (c) 2017 Oracle and/or its affiliates. + +// Contributed and/or modified by Vissarion Fysikopoulos, on behalf of Oracle +// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle + +// Use, modification and distribution is subject to 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_GEOMETRY_STRATEGIES_SPHERICAL_DISJOINT_SEGMENT_BOX_HPP +#define BOOST_GEOMETRY_STRATEGIES_SPHERICAL_DISJOINT_SEGMENT_BOX_HPP + + +#include <cstddef> +#include <utility> + +#include <boost/numeric/conversion/cast.hpp> + +#include <boost/geometry/util/math.hpp> +#include <boost/geometry/util/calculation_type.hpp> + +#include <boost/geometry/core/access.hpp> +#include <boost/geometry/core/tags.hpp> +#include <boost/geometry/core/coordinate_dimension.hpp> +#include <boost/geometry/core/point_type.hpp> + +#include <boost/geometry/algorithms/detail/assign_indexed_point.hpp> +#include <boost/geometry/algorithms/detail/disjoint/segment_box.hpp> + +#include <boost/geometry/strategies/spherical/azimuth.hpp> +#include <boost/geometry/strategies/disjoint.hpp> + +namespace boost { namespace geometry { namespace strategy { namespace disjoint +{ + +// NOTE: This may be temporary place for this or corresponding strategy +// It seems to be more appropriate to implement the opposite of it +// e.g. intersection::segment_box because in disjoint() algorithm +// other strategies that are used are intersection and covered_by strategies. +struct segment_box_spherical +{ + template <typename Segment, typename Box> + struct point_in_geometry_strategy + : services::default_strategy + < + typename point_type<Segment>::type, + Box + > + {}; + + template <typename Segment, typename Box> + static inline typename point_in_geometry_strategy<Segment, Box>::type + get_point_in_geometry_strategy() + { + typedef typename point_in_geometry_strategy<Segment, Box>::type strategy_type; + + return strategy_type(); + } + + template <typename Segment, typename Box> + static inline bool apply(Segment const& segment, Box const& box) + { + typedef typename point_type<Segment>::type segment_point_type; + typedef typename coordinate_type<segment_point_type>::type CT; + geometry::strategy::azimuth::spherical<CT> azimuth_strategy; + + return geometry::detail::disjoint::disjoint_segment_box_sphere_or_spheroid + <spherical_equatorial_tag>::apply(segment, box, azimuth_strategy); + } +}; + + +#ifndef DOXYGEN_NO_STRATEGY_SPECIALIZATIONS + + +namespace services +{ + +template <typename Linear, typename Box, typename LinearTag> +struct default_strategy<Linear, Box, LinearTag, box_tag, 1, 2, + spherical_equatorial_tag, spherical_equatorial_tag> +{ + typedef segment_box_spherical type; +}; + +template <typename Box, typename Linear, typename LinearTag> +struct default_strategy<Box, Linear, box_tag, LinearTag, 2, 1, + spherical_equatorial_tag, spherical_equatorial_tag> +{ + typedef segment_box_spherical type; +}; + +} // namespace services + + +#endif // DOXYGEN_NO_STRATEGY_SPECIALIZATIONS + + +}}}} // namespace boost::geometry::strategy::disjoint + + +#endif // BOOST_GEOMETRY_STRATEGIES_SPHERICAL_DISJOINT_SEGMENT_BOX_HPP + |