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43 lines
1.2 KiB
C++
43 lines
1.2 KiB
C++
#pragma once
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#include "routing/geometry.hpp"
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#include "routing/index_graph.hpp"
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#include "routing/segment.hpp"
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#include "base/stl_helpers.hpp"
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#include <array>
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#include <string>
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namespace routing
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{
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class IsCrossroadChecker
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{
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public:
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enum class Type
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{
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TurnFromSmallerToBigger,
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TurnFromBiggerToSmaller,
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IntersectionWithBig,
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Count
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};
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using CrossroadInfo = std::array<size_t, base::Underlying(Type::Count)>;
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IsCrossroadChecker(IndexGraph & indexGraph, Geometry & geometry) : m_indexGraph(indexGraph), m_geometry(geometry) {}
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/// \brief Compares two segments by their highway type to find if there was a crossroad between them.
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/// Check if current segment is a joint to find and find all intersections with other roads.
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Type operator()(Segment const & current, Segment const & next) const;
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static void MergeCrossroads(Type from, CrossroadInfo & to);
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static void MergeCrossroads(IsCrossroadChecker::CrossroadInfo const & from,
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IsCrossroadChecker::CrossroadInfo & to);
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private:
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IndexGraph & m_indexGraph;
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Geometry & m_geometry;
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};
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std::string DebugPrint(IsCrossroadChecker::Type type);
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} // namespace routing
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