ceph/src/boost/libs/geometry/include/boost/geometry/algorithms/detail/not.hpp

   1 // Boost.Geometry (aka GGL, Generic Geometry Library)
   2
   3 // Copyright (c) 2007-2015 Barend Gehrels, Amsterdam, the Netherlands.
   4 // Copyright (c) 2008-2015 Bruno Lalande, Paris, France.
   5 // Copyright (c) 2009-2015 Mateusz Loskot, London, UK.
   6
   7 // This file was modified by Oracle on 2015.
   8 // Modifications copyright (c) 2015, Oracle and/or its affiliates.
   9
  10 // Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
  11
  12 // Parts of Boost.Geometry are redesigned from Geodan's Geographic Library
  13 // (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands.
  14
  15 // Use, modification and distribution is subject to the Boost Software License,
  16 // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
  17 // http://www.boost.org/LICENSE_1_0.txt)
  18
  19 #ifndef BOOST_GEOMETRY_ALGORITHMS_DETAIL_NOT_HPP
  20 #define BOOST_GEOMETRY_ALGORITHMS_DETAIL_NOT_HPP
  21
  22 namespace boost { namespace geometry
  23 {
  24
  25 #ifndef DOXYGEN_NO_DETAIL
  26 namespace detail
  27 {
  28
  29
  30
  31 /*!
  32 \brief Structure negating the result of specified policy
  33 \tparam Geometry1 \tparam_geometry
  34 \tparam Geometry2 \tparam_geometry
  35 \tparam Policy
  36 \param geometry1 \param_geometry
  37 \param geometry2 \param_geometry
  38 \return Negation of the result of the policy
  39  */
  40 template <typename Policy>
  41 struct not_
  42 {
  43     template <typename Geometry1, typename Geometry2>
  44     static inline bool apply(Geometry1 const& geometry1,
  45                              Geometry2 const& geometry2)
  46     {
  47         return ! Policy::apply(geometry1, geometry2);
  48     }
  49 };
  50
  51
  52 } // namespace detail
  53 #endif // DOXYGEN_NO_DETAIL
  54
  55 }} // namespace boost::geometry
  56
  57 #endif // BOOST_GEOMETRY_ALGORITHMS_DETAIL_NOT_HPP