Repo created

tools/track_analyzing/track_analyzer/crossroad_checker.hpp

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