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fix roundabout-handling when name changes

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This commit is contained in:
Moritz Kobitzsch
2016-06-17 11:00:17 +02:00
parent 3ca32898a1
commit 306744e5cb
5 changed files with 71 additions and 19 deletions
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src/extractor/guidance/roundabout_handler.cpp
+22 -13
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@@ -1,5 +1,5 @@
#include "extractor/guidance/roundabout_handler.hpp"
#include "extractor/guidance/constants.hpp"
#include "extractor/guidance/roundabout_handler.hpp"
#include "extractor/guidance/toolkit.hpp"
#include "util/coordinate_calculation.hpp"
@@ -210,11 +210,11 @@ RoundaboutType RoundaboutHandler::getRoundaboutType(const NodeID nid) const
return util::Coordinate(node_info_list[node].lon, node_info_list[node].lat);
};
unsigned roundabout_name_id = 0;
std::unordered_set<unsigned> roundabout_name_ids;
std::unordered_set<unsigned> connected_names;
const auto getNextOnRoundabout =
[this, &roundabout_name_id, &connected_names](const NodeID node) {
[this, &roundabout_name_ids, &connected_names](const NodeID node) {
EdgeID continue_edge = SPECIAL_EDGEID;
for (const auto edge : node_based_graph.GetAdjacentEdgeRange(node))
{
@@ -226,16 +226,24 @@ RoundaboutType RoundaboutHandler::getRoundaboutType(const NodeID nid) const
// fork in roundabout
return SPECIAL_EDGEID;
}
// roundabout does not keep its name
if (roundabout_name_id != 0 && roundabout_name_id != edge_data.name_id &&
requiresNameAnnounced(name_table.GetNameForID(roundabout_name_id),
name_table.GetNameForID(edge_data.name_id),
street_name_suffix_table))
{
return SPECIAL_EDGEID;
}
roundabout_name_id = edge_data.name_id;
if (EMPTY_NAMEID != edge_data.name_id)
{
bool add = true;
for (auto name_id : roundabout_name_ids)
{
if (!requiresNameAnnounced(name_table.GetNameForID(name_id),
name_table.GetNameForID(edge_data.name_id),
street_name_suffix_table))
{
add = false;
break;
}
}
if (add)
roundabout_name_ids.insert(edge_data.name_id);
}
continue_edge = edge;
}
@@ -320,7 +328,8 @@ RoundaboutType RoundaboutHandler::getRoundaboutType(const NodeID nid) const
// used with a reference and without. This will be fixed automatically
// when we handle references separately or if the useage is more consistent
if (0 != roundabout_name_id && 0 == connected_names.count(roundabout_name_id))
if (1 == roundabout_name_ids.size() &&
0 == connected_names.count(*roundabout_name_ids.begin()))
return RoundaboutType::Rotary;
else
return RoundaboutType::Roundabout;