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47 lines
1.4 KiB
C++
47 lines
1.4 KiB
C++
#pragma once
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#include "routing/cross_border_graph.hpp"
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#include "routing/fake_ending.hpp"
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#include "routing/latlon_with_altitude.hpp"
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#include "routing/regions_decl.hpp"
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#include "routing/segment.hpp"
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#include "routing/base/small_list.hpp"
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#include <optional>
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namespace routing
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{
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// Graph used in IndexGraphStarter for building routes through the most important roads which are
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// extracted from World.mwm. These roads are presented as pairs of points between regions.
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class RegionsSparseGraph
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{
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public:
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RegionsSparseGraph(CountryFileGetterFn const & countryFileGetter,
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std::shared_ptr<NumMwmIds> numMwmIds, DataSource & dataSource);
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// Loads data from mwm section.
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void LoadRegionsSparseGraph();
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std::optional<FakeEnding> GetFakeEnding(m2::PointD const & point) const;
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using EdgeListT = SmallList<SegmentEdge>;
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void GetEdgeList(Segment const & segment, bool isOutgoing, EdgeListT & edges,
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ms::LatLon const & prevSegFront) const;
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routing::LatLonWithAltitude const & GetJunction(Segment const & segment, bool front) const;
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RouteWeight CalcSegmentWeight(Segment const & segment) const;
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private:
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CrossBorderSegment const & GetDataById(RegionSegmentId const & id) const;
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CrossBorderGraph m_graph;
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CountryFileGetterFn const m_countryFileGetterFn;
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std::shared_ptr<NumMwmIds> m_numMwmIds = nullptr;
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DataSource & m_dataSource;
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};
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} // namespace routing
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