67 lines
1.8 KiB
C++
67 lines
1.8 KiB
C++
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// Boost.Geometry (aka GGL, Generic Geometry Library)
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// Copyright (c) 2007-2014 Barend Gehrels, Amsterdam, the Netherlands.
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// Copyright (c) 2008-2014 Bruno Lalande, Paris, France.
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// Copyright (c) 2009-2014 Mateusz Loskot, London, UK.
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// Copyright (c) 2013-2014 Adam Wulkiewicz, Lodz, Poland.
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// This file was modified by Oracle on 2013-2020.
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// Modifications copyright (c) 2013-2020, Oracle and/or its affiliates.
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// Contributed and/or modified by Adam Wulkiewicz, on behalf of Oracle
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// Contributed and/or modified by Menelaos Karavelas, on behalf of Oracle
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// Parts of Boost.Geometry are redesigned from Geodan's Geographic Library
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// (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands.
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// Use, modification and distribution is subject to the Boost Software License,
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// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#ifndef BOOST_GEOMETRY_ALGORITHMS_POLICIES_DISJOINT_INTERRUPT_POLICY_HPP
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#define BOOST_GEOMETRY_ALGORITHMS_POLICIES_DISJOINT_INTERRUPT_POLICY_HPP
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#include <boost/range/size.hpp>
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namespace boost { namespace geometry
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{
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#ifndef DOXYGEN_NO_DETAIL
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namespace detail { namespace disjoint
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{
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struct disjoint_interrupt_policy
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{
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static bool const enabled = true;
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bool has_intersections;
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inline disjoint_interrupt_policy()
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: has_intersections(false)
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{}
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template <typename Range>
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inline bool apply(Range const& range)
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{
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// If there is any IP in the range, it is NOT disjoint
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if (boost::size(range) > 0)
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{
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has_intersections = true;
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return true;
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}
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return false;
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}
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};
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}} // namespace detail::disjoint
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#endif // DOXYGEN_NO_DETAIL
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}} // namespace boost::geometry
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#endif // BOOST_GEOMETRY_ALGORITHMS_POLICIES_DISJOINT_INTERRUPT_POLICY_HPP
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