New cpp folder structure

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

libs/routing/fake_ending.hpp

@@ -0,0 +1,53 @@
+#pragma once
+
+#include "routing/latlon_with_altitude.hpp"
+#include "routing/road_graph.hpp"
+#include "routing/segment.hpp"
+
+#include "geometry/latlon.hpp"
+#include "geometry/point2d.hpp"
+
+#include <vector>
+
+namespace routing
+{
+class EdgeEstimator;
+class IndexGraph;
+class WorldGraph;
+
+struct Projection final
+{
+  Projection(Segment const & segment, bool isOneWay,
+             LatLonWithAltitude const & segmentFront,
+             LatLonWithAltitude const & segmentBack,
+             LatLonWithAltitude const & junction)
+    : m_segment(segment)
+    , m_isOneWay(isOneWay)
+    , m_segmentFront(segmentFront)
+    , m_segmentBack(segmentBack)
+    , m_junction(junction)
+  {
+  }
+  bool operator==(Projection const & other) const;
+
+  Segment m_segment;
+  bool m_isOneWay = false;
+  LatLonWithAltitude m_segmentFront;
+  LatLonWithAltitude m_segmentBack;
+  LatLonWithAltitude m_junction;
+};
+
+struct FakeEnding final
+{
+  LatLonWithAltitude m_originJunction;
+  std::vector<Projection> m_projections;
+};
+
+FakeEnding MakeFakeEnding(std::vector<Segment> const & segments, m2::PointD const & point,
+                          WorldGraph & graph);
+FakeEnding MakeFakeEnding(Segment const & segment, m2::PointD const & point, IndexGraph & graph);
+
+LatLonWithAltitude CalcProjectionToSegment(LatLonWithAltitude const & begin,
+                                           LatLonWithAltitude const & end,
+                                           m2::PointD const & point);
+}  // namespace routing