Add support for a default-bearing-radius flag

include/engine/engine.hpp

@@ -43,11 +43,11 @@ template <typename Algorithm> class Engine final : public EngineInterface
 {
   public:
     explicit Engine(const EngineConfig &config)
-        : route_plugin(config.max_locations_viaroute, config.max_alternatives),            //
+        : route_plugin(config.max_locations_viaroute, config.max_alternatives, config.default_bearing_radius),            //
-          table_plugin(config.max_locations_distance_table),                               //
+          table_plugin(config.max_locations_distance_table, config.default_bearing_radius),                               //
-          nearest_plugin(config.max_results_nearest),                                      //
+          nearest_plugin(config.max_results_nearest, config.default_bearing_radius),                                      //
-          trip_plugin(config.max_locations_trip),                                          //
+          trip_plugin(config.max_locations_trip, config.default_bearing_radius),                                          //
-          match_plugin(config.max_locations_map_matching, config.max_radius_map_matching), //
+          match_plugin(config.max_locations_map_matching, config.max_radius_map_matching, config.default_bearing_radius), //
           tile_plugin()                                                                    //
 
     {

include/engine/engine_config.hpp

@@ -83,6 +83,7 @@ struct EngineConfig final
     int max_locations_map_matching = -1;
     double max_radius_map_matching = -1.0;
     int max_results_nearest = -1;
+    boost::optional<double> default_bearing_radius;
     int max_alternatives = 3; // set an arbitrary upper bound; can be adjusted by user
     bool use_shared_memory = true;
     boost::filesystem::path memory_file;

include/engine/plugins/match.hpp

@@ -20,10 +20,11 @@ class MatchPlugin : public BasePlugin
     using CandidateLists = routing_algorithms::CandidateLists;
     static const constexpr double RADIUS_MULTIPLIER = 3;
 
-    MatchPlugin(const int max_locations_map_matching, const double max_radius_map_matching)
+    MatchPlugin(const int max_locations_map_matching, const double max_radius_map_matching, const boost::optional<double> default_bearing_radius)
         : max_locations_map_matching(max_locations_map_matching),
           max_radius_map_matching(max_radius_map_matching)
     {
+      this->default_bearing_radius = default_bearing_radius;
     }
 
     Status HandleRequest(const RoutingAlgorithmsInterface &algorithms,

include/engine/plugins/nearest.hpp

@@ -13,7 +13,7 @@ namespace osrm::engine::plugins
 class NearestPlugin final : public BasePlugin
 {
   public:
-    explicit NearestPlugin(const int max_results);
+    explicit NearestPlugin(const int max_results, const boost::optional<double> default_bearing_radius);
 
     Status HandleRequest(const RoutingAlgorithmsInterface &algorithms,
                          const api::NearestParameters &params,

include/engine/plugins/plugin_base.hpp

@@ -237,7 +237,7 @@ class BasePlugin
             phantom_nodes[i] = facade.NearestPhantomNodes(
                 parameters.coordinates[i],
                 number_of_results,
-                use_radiuses ? parameters.radiuses[i] : boost::none,
+                use_radiuses ? parameters.radiuses[i] : default_bearing_radius,
                 use_bearings ? parameters.bearings[i] : boost::none,
                 use_approaches && parameters.approaches[i] ? parameters.approaches[i].get()
                                                            : engine::Approach::UNRESTRICTED);
@@ -279,7 +279,7 @@ class BasePlugin
 
             alternatives[i] = facade.NearestCandidatesWithAlternativeFromBigComponent(
                 parameters.coordinates[i],
-                use_radiuses ? parameters.radiuses[i] : boost::none,
+                use_radiuses ? parameters.radiuses[i] : default_bearing_radius,
                 use_bearings ? parameters.bearings[i] : boost::none,
                 use_approaches && parameters.approaches[i] ? parameters.approaches[i].get()
                                                            : engine::Approach::UNRESTRICTED,
@@ -320,6 +320,8 @@ class BasePlugin
         return std::string("Could not find a matching segment for coordinate ") +
                std::to_string(missing_index);
     }
+
+    boost::optional<double> default_bearing_radius;
 };
 } // namespace osrm::engine::plugins
 

include/engine/plugins/table.hpp

@@ -14,7 +14,7 @@ namespace osrm::engine::plugins
 class TablePlugin final : public BasePlugin
 {
   public:
-    explicit TablePlugin(const int max_locations_distance_table);
+    explicit TablePlugin(const int max_locations_distance_table, const boost::optional<double> default_bearing_radius);
 
     Status HandleRequest(const RoutingAlgorithmsInterface &algorithms,
                          const api::TableParameters &params,

include/engine/plugins/trip.hpp

@@ -32,7 +32,9 @@ class TripPlugin final : public BasePlugin
                                      const bool roundtrip) const;
 
   public:
-    explicit TripPlugin(const int max_locations_trip_) : max_locations_trip(max_locations_trip_) {}
+    explicit TripPlugin(const int max_locations_trip_, const boost::optional<double> default_bearing_radius) : max_locations_trip(max_locations_trip_) {
+      this->default_bearing_radius = default_bearing_radius;
+    }
 
     Status HandleRequest(const RoutingAlgorithmsInterface &algorithms,
                          const api::TripParameters &parameters,

include/engine/plugins/viaroute.hpp

@@ -25,7 +25,7 @@ class ViaRoutePlugin final : public BasePlugin
     const int max_alternatives;
 
   public:
-    explicit ViaRoutePlugin(int max_locations_viaroute, int max_alternatives);
+    explicit ViaRoutePlugin(int max_locations_viaroute, int max_alternatives, const boost::optional<double> default_bearing_radius);
 
     Status HandleRequest(const RoutingAlgorithmsInterface &algorithms,
                          const api::RouteParameters &route_parameters,

include/nodejs/node_osrm_support.hpp

@@ -285,6 +285,7 @@ inline engine_config_ptr argumentsToEngineConfig(const Napi::CallbackInfo &args)
     auto max_results_nearest = params.Get("max_results_nearest");
     auto max_alternatives = params.Get("max_alternatives");
     auto max_radius_map_matching = params.Get("max_radius_map_matching");
+    auto default_bearing_radius = params.Get("default_bearing_radius");
 
     if (!max_locations_trip.IsUndefined() && !max_locations_trip.IsNumber())
     {
@@ -316,6 +317,11 @@ inline engine_config_ptr argumentsToEngineConfig(const Napi::CallbackInfo &args)
         ThrowError(args.Env(), "max_alternatives must be an integral number");
         return engine_config_ptr();
     }
+    if (!default_bearing_radius.IsUndefined() && !default_bearing_radius.IsNumber())
+    {
+        ThrowError(args.Env(), "default_bearing_radius must be an integral number");
+        return engine_config_ptr();
+    }
 
     if (max_locations_trip.IsNumber())
         engine_config->max_locations_trip = max_locations_trip.ToNumber().Int32Value();
@@ -333,6 +339,8 @@ inline engine_config_ptr argumentsToEngineConfig(const Napi::CallbackInfo &args)
         engine_config->max_alternatives = max_alternatives.ToNumber().Int32Value();
     if (max_radius_map_matching.IsNumber())
         engine_config->max_radius_map_matching = max_radius_map_matching.ToNumber().DoubleValue();
+    if (default_bearing_radius.IsNumber())
+        engine_config->default_bearing_radius = default_bearing_radius.ToNumber().DoubleValue();
 
     return engine_config;
 }

src/engine/plugins/nearest.cpp

@@ -10,7 +10,9 @@
 namespace osrm::engine::plugins
 {
 
-NearestPlugin::NearestPlugin(const int max_results_) : max_results{max_results_} {}
+NearestPlugin::NearestPlugin(const int max_results_, const boost::optional<double> default_bearing_radius_) : max_results{max_results_} {
+    this->default_bearing_radius = default_bearing_radius_;
+}
 
 Status NearestPlugin::HandleRequest(const RoutingAlgorithmsInterface &algorithms,
                                     const api::NearestParameters &params,

src/engine/plugins/table.cpp

@@ -14,9 +14,10 @@
 namespace osrm::engine::plugins
 {
 
-TablePlugin::TablePlugin(const int max_locations_distance_table)
+TablePlugin::TablePlugin(const int max_locations_distance_table, const boost::optional<double> default_bearing_radius)
     : max_locations_distance_table(max_locations_distance_table)
 {
+    this->default_bearing_radius = default_bearing_radius;
 }
 
 Status TablePlugin::HandleRequest(const RoutingAlgorithmsInterface &algorithms,

src/engine/plugins/viaroute.cpp

@@ -15,9 +15,10 @@
 namespace osrm::engine::plugins
 {
 
-ViaRoutePlugin::ViaRoutePlugin(int max_locations_viaroute, int max_alternatives)
+ViaRoutePlugin::ViaRoutePlugin(int max_locations_viaroute, int max_alternatives, const boost::optional<double> default_bearing_radius)
     : max_locations_viaroute(max_locations_viaroute), max_alternatives(max_alternatives)
 {
+    this->default_bearing_radius = default_bearing_radius;
 }
 
 Status ViaRoutePlugin::HandleRequest(const RoutingAlgorithmsInterface &algorithms,

src/tools/routed.cpp

@@ -147,7 +147,10 @@ inline unsigned generateServerProgramOptions(const int argc,
          "Max. number of alternatives supported in the MLD route query") //
         ("max-matching-radius",
          value<double>(&config.max_radius_map_matching)->default_value(-1.0),
-         "Max. radius size supported in map matching query. Default: unlimited.");
+         "Max. radius size supported in map matching query. Default: unlimited.") //
+        ("default-bearings-radius",
+         value<boost::optional<double>>(&config.default_bearing_radius),
+         "Default radius size for queries with bearings. Default: unlimited.");
 
     // hidden options, will be allowed on command line, but will not be shown to the user
     boost::program_options::options_description hidden_options("Hidden options");

test/nodejs/index.js

@@ -112,6 +112,12 @@ test('constructor: throws if dataset_name is not a string', function(assert) {
     assert.throws(function() { new OSRM({dataset_name: "unsued_name___", shared_memory: true}); }, /Could not find shared memory region/, 'Does not accept wrong name');
 });
 
+test('constructor: takes a default_bearing_radius argument', function(assert) {
+    assert.plan(1);
+    var osrm = new OSRM({default_bearing_radius: 1});
+    assert.ok(osrm);
+});
+
 test('constructor: parses custom limits', function(assert) {
     assert.plan(1);
     var osrm = new OSRM({