update boost

linx64/include/boost/geometry/util/algorithm.hpp

@@ -0,0 +1,287 @@
+// Boost.Geometry
+
+// Copyright (c) 2021, Oracle and/or its affiliates.
+
+// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
+
+// Licensed under the Boost Software License version 1.0.
+// http://www.boost.org/users/license.html
+
+#ifndef BOOST_GEOMETRY_UTIL_ALGORITHM_HPP
+#define BOOST_GEOMETRY_UTIL_ALGORITHM_HPP
+
+
+#include <boost/geometry/core/coordinate_dimension.hpp>
+#include <boost/geometry/util/type_traits_std.hpp>
+
+
+namespace boost { namespace geometry
+{
+
+#ifndef DOXYGEN_NO_DETAIL
+namespace detail
+{
+
+// Other implementations can be found in the history of this file.
+// The discussion and benchmarks can be found here:
+// https://github.com/boostorg/geometry/pull/827
+
+// O(logN) version 2
+
+template <std::size_t N>
+struct for_each_index_impl2
+{
+    static const std::size_t N1 = N / 2;
+    static const std::size_t N2 = N - N1;
+
+    template <std::size_t Offset, typename UnaryFunction>
+    constexpr static inline void apply(UnaryFunction& function)
+    {
+        for_each_index_impl2<N1>::template apply<Offset>(function);
+        for_each_index_impl2<N2>::template apply<Offset + N1>(function);
+    }
+};
+
+template <>
+struct for_each_index_impl2<3>
+{
+    template <std::size_t Offset, typename UnaryFunction>
+    constexpr static inline void apply(UnaryFunction& function)
+    {
+        function(util::index_constant<Offset>());
+        function(util::index_constant<Offset + 1>());
+        function(util::index_constant<Offset + 2>());
+    }
+};
+
+template <>
+struct for_each_index_impl2<2>
+{
+    template <std::size_t Offset, typename UnaryFunction>
+    constexpr static inline void apply(UnaryFunction& function)
+    {
+        function(util::index_constant<Offset>());
+        function(util::index_constant<Offset + 1>());
+    }
+};
+
+template <>
+struct for_each_index_impl2<1>
+{
+    template <std::size_t Offset, typename UnaryFunction>
+    constexpr static inline void apply(UnaryFunction& function)
+    {
+        function(util::index_constant<Offset>());
+    }
+};
+
+template <>
+struct for_each_index_impl2<0>
+{
+    template <std::size_t Offset, typename UnaryFunction>
+    constexpr static inline void apply(UnaryFunction& )
+    {}
+};
+
+// Interface
+
+template <std::size_t N, typename UnaryFunction>
+constexpr inline UnaryFunction for_each_index(UnaryFunction function)
+{
+    for_each_index_impl2
+        <
+            N
+        >::template apply<0>(function);
+    return function;
+}
+
+template <typename Geometry, typename UnaryFunction>
+constexpr inline UnaryFunction for_each_dimension(UnaryFunction function)
+{
+    for_each_index_impl2
+        <
+            geometry::dimension<Geometry>::value
+        >::template apply<0>(function);
+    return function;
+}
+
+// ----------------------------------------------------------------------------
+
+// O(logN) version 2
+
+template <std::size_t N>
+struct all_indexes_of_impl2
+{
+    static const std::size_t N1 = N / 2;
+    static const std::size_t N2 = N - N1;
+
+    template <std::size_t Offset, typename UnaryPredicate>
+    constexpr static inline bool apply(UnaryPredicate& predicate)
+    {
+        return all_indexes_of_impl2<N1>::template apply<Offset>(predicate)
+            && all_indexes_of_impl2<N2>::template apply<Offset + N1>(predicate);
+    }
+};
+
+template <>
+struct all_indexes_of_impl2<3>
+{
+    template <std::size_t Offset, typename UnaryPredicate>
+    constexpr static inline bool apply(UnaryPredicate& predicate)
+    {
+        return predicate(util::index_constant<Offset>())
+            && predicate(util::index_constant<Offset + 1>())
+            && predicate(util::index_constant<Offset + 2>());
+    }
+};
+
+template <>
+struct all_indexes_of_impl2<2>
+{
+    template <std::size_t Offset, typename UnaryPredicate>
+    constexpr static inline bool apply(UnaryPredicate& predicate)
+    {
+        return predicate(util::index_constant<Offset>())
+            && predicate(util::index_constant<Offset + 1>());
+    }
+};
+
+template <>
+struct all_indexes_of_impl2<1>
+{
+    template <std::size_t Offset, typename UnaryPredicate>
+    constexpr static inline bool apply(UnaryPredicate& predicate)
+    {
+        return predicate(util::index_constant<Offset>());
+    }
+};
+
+template <>
+struct all_indexes_of_impl2<0>
+{
+    template <std::size_t Offset, typename UnaryPredicate>
+    constexpr static inline bool apply(UnaryPredicate& )
+    {
+        return true;
+    }
+};
+
+// Interface
+
+template <std::size_t N, typename UnaryPredicate>
+constexpr inline bool all_indexes_of(UnaryPredicate predicate)
+{
+    return all_indexes_of_impl2<N>::template apply<0>(predicate);
+}
+
+template <typename Geometry, typename UnaryPredicate>
+constexpr inline bool all_dimensions_of(UnaryPredicate predicate)
+{
+    return all_indexes_of_impl2
+        <
+            geometry::dimension<Geometry>::value
+        >::template apply<0>(predicate);
+}
+
+// ----------------------------------------------------------------------------
+
+// O(logN) version 2
+
+template <std::size_t N>
+struct any_index_of_impl2
+{
+    static const std::size_t N1 = N / 2;
+    static const std::size_t N2 = N - N1;
+
+    template <std::size_t Offset, typename UnaryPredicate>
+    constexpr static inline bool apply(UnaryPredicate& predicate)
+    {
+        return any_index_of_impl2<N1>::template apply<Offset>(predicate)
+            || any_index_of_impl2<N2>::template apply<Offset + N1>(predicate);
+    }
+};
+
+template <>
+struct any_index_of_impl2<3>
+{
+    template <std::size_t Offset, typename UnaryPredicate>
+    constexpr static inline bool apply(UnaryPredicate& predicate)
+    {
+        return predicate(util::index_constant<Offset>())
+            || predicate(util::index_constant<Offset + 1>())
+            || predicate(util::index_constant<Offset + 2>());
+    }
+};
+
+template <>
+struct any_index_of_impl2<2>
+{
+    template <std::size_t Offset, typename UnaryPredicate>
+    constexpr static inline bool apply(UnaryPredicate& predicate)
+    {
+        return predicate(util::index_constant<Offset>())
+            || predicate(util::index_constant<Offset + 1>());
+    }
+};
+
+template <>
+struct any_index_of_impl2<1>
+{
+    template <std::size_t Offset, typename UnaryPredicate>
+    constexpr static inline bool apply(UnaryPredicate& predicate)
+    {
+        return predicate(util::index_constant<Offset>());
+    }
+};
+
+template <>
+struct any_index_of_impl2<0>
+{
+    template <std::size_t Offset, typename UnaryPredicate>
+    constexpr static inline bool apply(UnaryPredicate& )
+    {
+        return false;
+    }
+};
+
+// Interface
+
+template <std::size_t N, typename UnaryPredicate>
+constexpr inline bool any_index_of(UnaryPredicate predicate)
+{
+    return any_index_of_impl2<N>::template apply<0>(predicate);
+}
+
+template <typename Geometry, typename UnaryPredicate>
+constexpr inline bool any_dimension_of(UnaryPredicate predicate)
+{
+    return any_index_of_impl2
+        <
+            geometry::dimension<Geometry>::value
+        >::template apply<0>(predicate);
+}
+
+template <std::size_t N, typename UnaryPredicate>
+constexpr inline bool none_index_of(UnaryPredicate predicate)
+{
+    return ! any_index_of_impl2<N>::template apply<0>(predicate);
+}
+
+template <typename Geometry, typename UnaryPredicate>
+constexpr inline bool none_dimension_of(UnaryPredicate predicate)
+{
+    return ! any_index_of_impl2
+        <
+            geometry::dimension<Geometry>::value
+        >::template apply<0>(predicate);
+}
+
+// ----------------------------------------------------------------------------
+
+
+} // namespace detail
+#endif // DOXYGEN_NO_DETAIL
+
+}} // namespace boost::geometry
+
+#endif // BOOST_GEOMETRY_UTIL_ALGORITHM_HPP