New cpp folder structure

Signed-off-by: Alexander Borsuk <me@alex.bio>

tools/openlr/score_candidate_points_getter.hpp

@@ -0,0 +1,50 @@
+#pragma once
+
+#include "openlr/graph.hpp"
+#include "openlr/score_types.hpp"
+#include "openlr/stats.hpp"
+
+#include "indexer/data_source.hpp"
+
+#include "geometry/point2d.hpp"
+
+#include <cstdint>
+#include <functional>
+#include <vector>
+
+namespace openlr
+{
+class ScoreCandidatePointsGetter
+{
+public:
+  ScoreCandidatePointsGetter(size_t maxJunctionCandidates, size_t maxProjectionCandidates,
+                             DataSource const & dataSource, Graph & graph)
+    : m_maxJunctionCandidates(maxJunctionCandidates)
+    , m_maxProjectionCandidates(maxProjectionCandidates)
+    , m_dataSource(dataSource)
+    , m_graph(graph)
+  {
+  }
+
+  void GetEdgeCandidates(m2::PointD const & p, bool isLastPoint, ScoreEdgeVec & edges)
+  {
+    GetJunctionPointCandidates(p, isLastPoint, edges);
+    EnrichWithProjectionPoints(p, edges);
+  }
+
+private:
+  void GetJunctionPointCandidates(m2::PointD const & p, bool isLastPoint,
+                                  ScoreEdgeVec & edgeCandidates);
+  void EnrichWithProjectionPoints(m2::PointD const & p, ScoreEdgeVec & edgeCandidates);
+
+  /// \returns true if |p| is a junction and false otherwise.
+  bool IsJunction(m2::PointD const & p);
+  Score GetScoreByDistance(m2::PointD const & point, m2::PointD const & candidate);
+
+  size_t const m_maxJunctionCandidates;
+  size_t const m_maxProjectionCandidates;
+
+  DataSource const & m_dataSource;
+  Graph & m_graph;
+};
+}  // namespace openlr