Preserve information about big components

This uses a bit flag to differenciate between small and big components
and keeps the ids for both. This makes it possible to give better
error messages.

extractor/edge_based_graph_factory.cpp

@@ -164,7 +164,7 @@ void EdgeBasedGraphFactory::InsertEdgeBasedNode(const NodeID node_u,
                 forward_data.name_id, forward_geometry[i].second,
                 reverse_geometry[geometry_size - 1 - i].second, forward_dist_prefix_sum[i],
                 reverse_dist_prefix_sum[i], m_compressed_edge_container.GetPositionForID(edge_id_1),
-                INVALID_COMPONENTID, i, forward_data.travel_mode, reverse_data.travel_mode);
+                false, INVALID_COMPONENTID, i, forward_data.travel_mode, reverse_data.travel_mode);
             current_edge_source_coordinate_id = current_edge_target_coordinate_id;
 
             BOOST_ASSERT(m_edge_based_node_list.back().IsCompressed());
@@ -207,7 +207,7 @@ void EdgeBasedGraphFactory::InsertEdgeBasedNode(const NodeID node_u,
         m_edge_based_node_list.emplace_back(
             forward_data.edge_id, reverse_data.edge_id, node_u, node_v,
             forward_data.name_id, forward_data.distance, reverse_data.distance, 0, 0, SPECIAL_EDGEID,
-            INVALID_COMPONENTID, 0, forward_data.travel_mode, reverse_data.travel_mode);
+            false, INVALID_COMPONENTID, 0, forward_data.travel_mode, reverse_data.travel_mode);
         BOOST_ASSERT(!m_edge_based_node_list.back().IsCompressed());
     }
 }

extractor/extractor.cpp

@@ -436,8 +436,8 @@ void extractor::FindComponents(unsigned max_edge_id,
                          component_search.get_component_id(node.reverse_edge_based_node_id));
 
         const unsigned component_size = component_search.get_component_size(forward_component);
-        const bool is_tiny_component = component_size < 1000;
-        node.component_id = is_tiny_component ? (1 + forward_component) : 0;
+        node.component.is_tiny = component_size < 1000;
+        node.component.id = 1 + forward_component;
     }
 }