public override FactorAndSpeed FactorAndSpeed(IAttributeCollection attributes)
{
var whitelist = new List <string>();
return(PedestrianProfile.FactorAndSpeed(attributes, new Whitelist()));
}
/// <summary>
/// Sets a single value.
/// </summary>
public static void SetSingle(this IAttributeCollection attributes, string key, float value)
{
attributes.AddOrReplace(key, value.ToInvariantString());
}
/// <summary>
/// Returns true if the two edges with the given attributes are identical as far as this profile is concerned.
/// </summary>
/// <remarks>
/// Default implementation compares attributes one-by-one.
/// </remarks>
public override sealed bool Equals(IAttributeCollection attributes1, IAttributeCollection attributes2)
{
return(attributes1.ContainsSame(attributes2));
}
/// <summary>
/// Adds a tag as an attribute.
/// </summary>
public static void Add(this IAttributeCollection attributes, Tag tag)
{
attributes.AddOrReplace(tag.Key, tag.Value);
}
/// <summary>
/// Get a function to calculate properties for a set given edge attributes.
/// </summary>
/// <returns></returns>
public sealed override EdgeFactor Factor(IAttributeCollection attributes)
{
lock (_script)
{
// build lua table.
_attributesTable.Clear();
if (attributes == null || attributes.Count == 0)
{
return(EdgeFactor.NoFactor);
}
foreach (var attribute in attributes)
{
_attributesTable.Set(attribute.Key, DynValue.NewString(attribute.Value));
}
// call factor_and_speed function.
_resultsTable.Clear();
_script.Call(_script.Globals["factor"], _attributesTable, _resultsTable);
// get the results.
if (!_resultsTable.TryGetDouble("forward", out var forwardFactor))
{
forwardFactor = 0;
}
if (!_resultsTable.TryGetDouble("backward", out var backwardFactor))
{
backwardFactor = 0;
}
if (!_resultsTable.TryGetBool("canstop", out var canstop))
{
canstop = backwardFactor != 0 || forwardFactor != 0;
}
// the speeds are supposed to be in m/s.
if (!_resultsTable.TryGetDouble("forward_speed", out var speedForward))
{ // when forward_speed isn't explicitly filled, the assumption is that factors are in 1/(m/s)
speedForward = 0;
if (forwardFactor > 0)
{ // convert to m/s.
speedForward = 1.0 / forwardFactor;
}
}
else
{ // when forward_speed is filled, it's assumed to be in km/h, it needs to be convert to m/s.
speedForward /= 3.6;
}
if (!_resultsTable.TryGetDouble("backward_speed", out var speedBackward))
{ // when backward_speed isn't explicitly filled, the assumption is that factors are in 1/(m/s)
speedBackward = 0;
if (backwardFactor > 0)
{ // convert to m/s.
speedBackward = 1.0 / backwardFactor;
}
}
else
{ // when forward_speed is filled, it's assumed to be in km/h, it needs to be convert to m/s.
speedBackward /= 3.6;
}
return(new EdgeFactor((uint)(forwardFactor * 100), (uint)(backwardFactor * 100),
(ushort)(speedForward * 100), (ushort)(speedBackward * 100), canstop));
}
}
/// <summary>
/// Tries to match the given attributes to the given fow/frc and returns a score of the match.
/// </summary>
public override float Match(IAttributeCollection attributes, FormOfWay fow, FunctionalRoadClass frc)
{
string highway;
if (!attributes.TryGetValue("highway", out highway))
{ // not even a highway tag!
return(0);
}
// TODO: take into account form of way? Maybe not for OSM-data?
switch (frc)
{ // check there reference values against OSM: http://wiki.openstreetmap.org/wiki/Highway
case FunctionalRoadClass.Frc0: // main road.
if (highway == "motorway" || highway == "motorway_link" ||
highway == "trunk" || highway == "trunk_link")
{
return(1);
}
break;
case FunctionalRoadClass.Frc1: // first class road.
if (highway == "primary" || highway == "primary_link")
{
return(1);
}
break;
case FunctionalRoadClass.Frc2: // second class road.
if (highway == "secondary" || highway == "secondary_link")
{
return(1);
}
break;
case FunctionalRoadClass.Frc3: // third class road.
if (highway == "tertiary" || highway == "tertiary_link")
{
return(1);
}
break;
case FunctionalRoadClass.Frc4:
if (highway == "road" || highway == "road_link" ||
highway == "unclassified" || highway == "residential")
{
return(1);
}
break;
case FunctionalRoadClass.Frc5:
if (highway == "road" || highway == "road_link" ||
highway == "unclassified" || highway == "residential" ||
highway == "living_street")
{
return(1);
}
break;
case FunctionalRoadClass.Frc6:
if (highway == "road" || highway == "track" ||
highway == "unclassified" || highway == "residential" ||
highway == "living_street")
{
return(1);
}
break;
case FunctionalRoadClass.Frc7: // other class road.
if (highway == "footway" || highway == "bridleway" ||
highway == "steps" || highway == "path" ||
highway == "living_street")
{
return(1);
}
break;
}
if (highway != null && highway.Length > 0)
{ // for any other highway return a low match.
return(0.2f);
}
return(0);
}
public static bool Contains(this IAttributeCollection self, AttributeKind kind)
{
return(self.Any(a => a.Kind == kind));
}
/// <summary>
/// Returns true if the edge is one way forward, false if backward, null if bidirectional.
/// </summary>
public override bool?IsOneWay(IAttributeCollection tags)
{
return(null);
}
/// <summary>
/// Writes an attributes collection to the given stream and prefixed with it's size.
/// </summary>
public static long WriteWithSize(this IAttributeCollection attributes, System.IO.Stream stream)
{
return(attributes.SerializeWithSize(stream));
}
/// <summary>
/// Gets a the factor for an edge with the given attributes.
/// </summary>
public static Factor Factor(this IProfileInstance profileInstance, IAttributeCollection attributes)
{
return(profileInstance.FactorAndSpeed(attributes).ToFactor());
}
/// <summary>
/// Gets a the factor and speed for an edge with the given attributes.
/// </summary>
public static FactorAndSpeed FactorAndSpeed(this IProfileInstance profileInstance, IAttributeCollection attributes)
{
var factorAndSpeed = profileInstance.Profile.FactorAndSpeed(attributes);
if (profileInstance.IsConstrained(factorAndSpeed.Constraints))
{
return(Profiles.FactorAndSpeed.NoFactor);
}
return(factorAndSpeed);
}
/// <summary>
/// Tries to get cached whitelist.
/// </summary>
public bool TryGetCached(IAttributeCollection attributes, out Whitelist whitelist, bool filter = true)
{
bool[] canTraverse;
return(this.TryGetCached(attributes, out whitelist, out canTraverse, filter));
}
public void AddComponent <T>(Action <T, XmlLayoutElement> componentConfig, IAttributeCollection <T> attrs = null) where T : Component
{
objectBuildActions.Add((prefabObject, binder) =>
{
if (!prefabObject.gameObject.TryGetComponent <T>(out var component))
{
component = prefabObject.gameObject.AddComponent <T>();
}
componentConfig?.Invoke(component, prefabObject);
if (attrs.IsEmpty())
{
return;
}
foreach (var c in attrs.SerializableConstants)
{
c.Setter(prefabObject, component);
}
binder.AddAttributes(prefabObject, component,
attrs.Variables, attrs.NonSerializableConstants);
});
}
internal static FactorAndSpeed FactorAndSpeed(IAttributeCollection attributes,
Whitelist whitelist)
{
if (attributes == null || attributes.Count == 0)
{
return(Itinero.Profiles.FactorAndSpeed.NoFactor);
}
string highway = null;
if (attributes.TryGetValue("highway", out highway))
{
whitelist.Add("highway");
}
string foot = null;
if (attributes.TryGetValue("foot", out foot))
{
if (foot == "no" || foot == "0")
{
return(Itinero.Profiles.FactorAndSpeed.NoFactor);
}
whitelist.Add("foot");
}
string footway;
if (attributes.TryGetValue("footway", out footway))
{
whitelist.Add("footway");
}
var result = new FactorAndSpeed();
var speed = 0.0f;
short direction = 0;
var canstop = true;
if (String.IsNullOrEmpty(highway))
{
if (!String.IsNullOrEmpty(foot))
{
highway = "footway";
}
else
{
return(Itinero.Profiles.FactorAndSpeed.NoFactor);
}
}
//get default speed profiles
var highway_speed = SpeedProfiles.ContainsKey(highway) ? (int?)SpeedProfiles[highway] : null;
if (highway_speed != null)
{
speed = highway_speed.Value;
direction = 0;
canstop = true;
}
else
{
return(Itinero.Profiles.FactorAndSpeed.NoFactor);
}
if (CanAccess(attributes) == false || speed == 0)
{
return(Itinero.Profiles.FactorAndSpeed.NoFactor);
}
result.SpeedFactor = 1.0f / (speed / 3.6f); // 1/m/s
result.Value = result.SpeedFactor;
result.Direction = direction;
if (!canstop)
{
result.Direction += 3;
}
return(result);
}
/// <summary>
/// Returns true if the two given edges are equals as far as this vehicle is concerned.
/// </summary>
public virtual bool Equals(IAttributeCollection attributes1, IAttributeCollection attributes2)
{
return(attributes1.ContainsSame(attributes2));
}
/// <summary>
/// Adds new attributes.
/// </summary>
public uint Add(IAttributeCollection tags)
{
if (tags == null)
{
return(NULL_ATTRIBUTES);
}
else if (tags.Count == 0)
{
return(EMPTY_ATTRIBUTES);
}
if (_isReadonly)
{ // this index is readonly.
// TODO: make writeable.
// - set nextId.
// - create reverse indexes if needed.
if (_index != null)
{ // this should be an increase-one index.
if ((_mode & AttributesIndexMode.IncreaseOne) != AttributesIndexMode.IncreaseOne)
{
throw new Exception("Invalid combination of data: There is an index but mode isn't increase one.");
}
_nextId = (uint)_index.Length;
}
// build reverse indexes if needed.
if ((_mode & AttributesIndexMode.ReverseStringIndex) == AttributesIndexMode.ReverseStringIndex ||
(_mode & AttributesIndexMode.ReverseStringIndexKeysOnly) == AttributesIndexMode.ReverseStringIndexKeysOnly)
{
_stringReverseIndex = new Reminiscence.Collections.Dictionary <string, int>(
new MemoryMapStream(), 1024 * 16);
// add existing data.
if ((_mode & AttributesIndexMode.ReverseStringIndex) == AttributesIndexMode.ReverseStringIndex)
{ // build reverse index for all data.
foreach (var pair in _stringIndex)
{
_stringReverseIndex[pair.Value] = (int)pair.Key;
}
}
else
{ // build reverse index for keys only.
foreach (var collectionPair in _collectionIndex)
{
foreach (var stringId in collectionPair.Value)
{
_stringReverseIndex[_stringIndex.Get(stringId)] = stringId;
}
}
}
}
if ((_mode & AttributesIndexMode.ReverseCollectionIndex) == AttributesIndexMode.ReverseCollectionIndex)
{
_collectionReverseIndex = new Reminiscence.Collections.Dictionary <int[], uint>(new MemoryMapStream(), 1024 * 16, new EqualityComparer());
if (_index != null)
{
for (uint col = 0; col < _nextId; col++)
{
var pointer = _index[col];
_collectionReverseIndex[_collectionIndex.Get(pointer)] = col;
}
}
else
{
foreach (var pair in _collectionIndex)
{
_collectionReverseIndex[pair.Value] = (uint)pair.Key;
}
}
}
_isReadonly = false;
}
// add new collection.
var sortedSet = new SortedSet <long>();
foreach (var tag in tags)
{
sortedSet.Add((long)this.AddString(tag.Key, true) +
(long)int.MaxValue * (long)this.AddString(tag.Value, false));
}
// sort keys.
var sorted = new int[sortedSet.Count * 2];
var i = 0;
foreach (var pair in sortedSet)
{
sorted[i] = (int)(pair % int.MaxValue);
i++;
sorted[i] = (int)(pair / int.MaxValue);
i++;
}
// add sorted collection.
return(this.AddCollection(sorted));
}
/// <summary>
/// Tries to extract fow/frc from the given attributes.
/// </summary>
public override bool Extract(IAttributeCollection tags, out FunctionalRoadClass frc, out FormOfWay fow)
{
frc = FunctionalRoadClass.Frc7;
fow = FormOfWay.Undefined;
string highway;
if (tags.TryGetValue("highway", out highway))
{
switch (highway)
{ // check there reference values against OSM: http://wiki.openstreetmap.org/wiki/Highway
case "motorway":
case "trunk":
frc = FunctionalRoadClass.Frc0;
break;
case "primary":
case "primary_link":
frc = FunctionalRoadClass.Frc1;
break;
case "secondary":
case "secondary_link":
frc = FunctionalRoadClass.Frc2;
break;
case "tertiary":
case "tertiary_link":
frc = FunctionalRoadClass.Frc3;
break;
case "road":
case "road_link":
case "unclassified":
case "residential":
frc = FunctionalRoadClass.Frc4;
break;
case "living_street":
frc = FunctionalRoadClass.Frc5;
break;
default:
frc = FunctionalRoadClass.Frc7;
break;
}
switch (highway)
{ // check there reference values against OSM: http://wiki.openstreetmap.org/wiki/Highway
case "motorway":
case "trunk":
fow = FormOfWay.Motorway;
break;
case "primary":
case "primary_link":
fow = FormOfWay.MultipleCarriageWay;
break;
case "secondary":
case "secondary_link":
case "tertiary":
case "tertiary_link":
fow = FormOfWay.SingleCarriageWay;
break;
default:
fow = FormOfWay.SingleCarriageWay;
break;
}
return(true); // should never fail on a highway tag.
}
return(false);
}
/// <summary>
/// Returns true if the given attribute collection represents a shortcut and returns the name.
/// </summary>
public static bool IsShortcut(this IAttributeCollection attributes, out string name)
{
return(attributes.TryGetValue(ShortcutExtensions.SHORTCUT_KEY, out name));
}
public static bool IsEmpty <T>(this IAttributeCollection <T> c) => c == null || c.SerializableConstants.Length == 0 && c.NonSerializableConstants.Length == 0 && c.Variables.Length == 0;
/// <summary>
/// Calculates a factor and speed.
/// </summary>
public override FactorAndSpeed FactorAndSpeed(IAttributeCollection attributes, Whitelist whitelist)
{
return(_getFactorAndSpeed(attributes));
}
/// <summary>
/// Creates a new router database.
/// </summary>
private RouterDb(Guid guid, RoutingNetwork network, AttributesIndex profiles, AttributesIndex meta, IAttributeCollection dbMeta,
Profiles.Vehicle[] supportedVehicles)
{
_guid = guid;
_network = network;
_edgeProfiles = profiles;
_meta = meta;
_dbMeta = dbMeta;
_supportedVehicles = new Dictionary <string, Vehicle>();
_supportedProfiles = new Dictionary <string, Profile>();
foreach (var vehicle in supportedVehicles)
{
_supportedVehicles[vehicle.Name.ToLowerInvariant()] = vehicle;
foreach (var profile in vehicle.GetProfiles())
{
_supportedProfiles[profile.FullName.ToLowerInvariant()] = profile;
}
}
_contracted = new Dictionary <string, ContractedDb>();
_restrictionDbs = new Dictionary <string, RestrictionsDb>();
_shortcutsDbs = new Dictionary <string, ShortcutsDb>();
}
public override bool AddToWhiteList(IAttributeCollection attributes, Whitelist whitelist)
{
return(PedestrianProfile.FactorAndSpeed(attributes, whitelist).SpeedFactor > 0);
}
/// <summary>
/// Pushes the attributes through this profiles and adds used keys in the given whitelist.
/// </summary>
public override FactorAndSpeed FactorAndSpeed(IAttributeCollection attributes, Whitelist whiteList)
{
throw new NotImplementedException("Not used and unavailable with dynamic vehicles.");
}
public override FactorAndSpeed FactorAndSpeed(IAttributeCollection attributes, Whitelist whitelist)
{
throw new NotImplementedException();
}
/// <summary>
/// Adds a new attribute.
/// </summary>
public static void AddOrReplace(this IAttributeCollection attributes, Attribute attribute)
{
attributes.AddOrReplace(attribute.Key, attribute.Value);
}
/// <summary>
/// Adds a number of keys to the given whitelist when they are relevant for this vehicle.
/// </summary>
/// <returns>True if the edge with the given attributes is usefull for this vehicle.</returns>
public virtual bool AddToWhiteList(IAttributeCollection attributes, Whitelist whitelist)
{
return(this.FactorAndSpeed(attributes, whitelist).Value > 0);
}
/// <summary>
/// Extracts nwb/fow.
/// </summary>
public override bool Extract(IAttributeCollection attributes, out FunctionalRoadClass frc, out FormOfWay fow)
{
fow = FormOfWay.Undefined;
frc = FunctionalRoadClass.Frc7;
string baansubsrt = string.Empty, wegbeerder = string.Empty, wegnummer = string.Empty, rijrichting = string.Empty, dvkletter_ = string.Empty;
if (!attributes.TryGetValue(BAANSUBSRT, out baansubsrt) &
!attributes.TryGetValue(WEGBEHSRT, out wegbeerder) &
!attributes.TryGetValue(WEGNUMMER, out wegnummer) &
!attributes.TryGetValue(HECTOLTTR, out dvkletter_) &
!attributes.TryGetValue(RIJRICHTNG, out rijrichting))
{ // not even a BAANSUBSRT tag!
// defaults: FRC5, OTHER.
fow = FormOfWay.Other;
frc = FunctionalRoadClass.Frc5;
return(true);
}
// make sure everything is lowercase.
char?dvkletter = null; // assume dkv letter is the suffix used for exits etc. see: http://www.wegenwiki.nl/Hectometerpaal#Suffix
if (!string.IsNullOrWhiteSpace(wegbeerder))
{
wegbeerder = wegbeerder.ToLowerInvariant();
}
if (!string.IsNullOrWhiteSpace(baansubsrt))
{
baansubsrt = baansubsrt.ToLowerInvariant();
}
if (!string.IsNullOrWhiteSpace(wegnummer))
{
wegnummer = wegnummer.ToLowerInvariant(); if (!string.IsNullOrEmpty(dvkletter_))
{
dvkletter = dvkletter_[0];
}
}
if (!string.IsNullOrWhiteSpace(rijrichting))
{
rijrichting = rijrichting.ToLowerInvariant();
}
fow = FormOfWay.Other;
frc = FunctionalRoadClass.Frc5;
if (wegbeerder == "r")
{
if (baansubsrt == "hr")
{
fow = FormOfWay.Motorway;
frc = FunctionalRoadClass.Frc0;
}
else if (baansubsrt == "nrb" ||
baansubsrt == "mrb")
{
fow = FormOfWay.Roundabout;
frc = FunctionalRoadClass.Frc0;
}
else if (baansubsrt == "pst")
{
if (dvkletter.HasValue)
{
fow = FormOfWay.SlipRoad;
if (dvkletter == 'a' ||
dvkletter == 'b' ||
dvkletter == 'c' ||
dvkletter == 'd')
{ // r pst (a|b|c|d)
frc = FunctionalRoadClass.Frc3;
}
else
{ // r pst !(a|b|c|d)
frc = FunctionalRoadClass.Frc0;
}
}
else if (!string.IsNullOrWhiteSpace(rijrichting))
{ // r pst !(a|b|c|d)
fow = FormOfWay.SlipRoad;
frc = FunctionalRoadClass.Frc0;
}
}
else if (baansubsrt == "opr" ||
baansubsrt == "afr")
{
frc = FunctionalRoadClass.Frc3;
fow = FormOfWay.SlipRoad;
}
else if (baansubsrt.StartsWith("vb"))
{
if (!string.IsNullOrWhiteSpace(rijrichting))
{
fow = FormOfWay.SlipRoad;
frc = FunctionalRoadClass.Frc0;
}
}
}
else if (wegbeerder == "p")
{
if (baansubsrt == "hr")
{
frc = FunctionalRoadClass.Frc3;
fow = FormOfWay.MultipleCarriageWay;
if (string.IsNullOrWhiteSpace(rijrichting))
{
frc = FunctionalRoadClass.Frc2;
fow = FormOfWay.SingleCarriageWay;
}
}
else if (baansubsrt == "nrb" ||
baansubsrt == "mrb")
{
frc = FunctionalRoadClass.Frc3;
fow = FormOfWay.Roundabout;
}
else if (baansubsrt == "opr" ||
baansubsrt == "afr")
{
frc = FunctionalRoadClass.Frc3;
fow = FormOfWay.SlipRoad;
}
else if (baansubsrt == "pst" ||
baansubsrt.StartsWith("vb"))
{
frc = FunctionalRoadClass.Frc3;
fow = FormOfWay.SlipRoad;
}
}
return(true);
}
/// <summary> /// Calculates a factor and speed and adds a keys to the given whitelist that are relevant. /// </summary> /// <returns>True if the edge with the given attributes is usefull for this vehicle.</returns> public abstract FactorAndSpeed FactorAndSpeed(IAttributeCollection attributes, Whitelist whitelist);
/// <summary>
/// Get a function to calculate properties for a set given edge attributes.
/// </summary>
/// <returns></returns>
public sealed override FactorAndSpeed FactorAndSpeed(IAttributeCollection attributes)
{
lock (_script)
{
// build lua table.
_attributesTable.Clear();
if (attributes == null || attributes.Count == 0)
{
return(Profiles.FactorAndSpeed.NoFactor);
}
foreach (var attribute in attributes)
{
_attributesTable.Set(attribute.Key, DynValue.NewString(attribute.Value));
}
// call factor_and_speed function.
_resultsTable.Clear();
_script.Call(_function, _attributesTable, _resultsTable);
// get the results.
var result = new FactorAndSpeed();
float val;
if (!_resultsTable.TryGetFloat("speed", out val))
{
val = 0;
}
if (val == 0)
{
return(Profiles.FactorAndSpeed.NoFactor);
}
result.SpeedFactor = 1.0f / (val / 3.6f); // 1/m/s
if (_metric == ProfileMetric.TimeInSeconds)
{ // use 1/speed as factor.
result.Value = result.SpeedFactor;
}
else if (_metric == ProfileMetric.DistanceInMeters)
{ // use 1 as factor.
result.Value = 1;
}
else
{ // use a custom factor.
if (!_resultsTable.TryGetFloat("factor", out val))
{
val = 0;
}
result.Value = val;
}
if (!_resultsTable.TryGetFloat("direction", out val))
{
val = 0;
}
result.Direction = (short)val;
bool boolVal;
if (!_resultsTable.TryGetBool("canstop", out boolVal))
{ // default stopping everywhere.
boolVal = true;
}
if (!boolVal)
{
result.Direction += 3;
}
return(result);
}
}
/// <summary>
/// Splits the given tags into a normalized version, profile tags, and the rest in metatags.
/// </summary>
public static bool Normalize(IAttributeCollection tags, IAttributeCollection profileTags, VehicleCache vehicleCache)
{
if (tags == null || profileTags == null || vehicleCache == null)
{
return(false);
}
var normalizedTags = new HashSet <string>(new string[] { "highway", "maxspeed", "oneway", "oneway:bicycle",
"cycleway", "junction", "access" });
foreach (var vehicle in vehicleCache.Vehicles)
{
foreach (var vehicleType in vehicle.VehicleTypes)
{
normalizedTags.Add(vehicleType);
}
}
string highway;
if (!tags.TryGetValue("highway", out highway))
{ // there is no highway tag, don't continue the search.
return(false);
}
// add the highway tag.
profileTags.AddOrReplace("highway", highway);
// normalize maxspeed tags.
tags.NormalizeMaxspeed(profileTags);
// normalize oneway tags.
tags.NormalizeOneway(profileTags);
tags.NormalizeOnewayBicycle(profileTags);
// normalize cyclceway.
tags.NormalizeCycleway(profileTags);
// normalize junction=roundabout tag.
tags.NormalizeJunction(profileTags);
// normalize access tags.
foreach (var vehicle in vehicleCache.Vehicles)
{
tags.NormalizeAccess(vehicleCache, vehicle, highway, profileTags);
}
// add whitelisted tags but only when they haven't been considered for normalization.
foreach (var vehicle in vehicleCache.Vehicles)
{
foreach (var key in vehicle.ProfileWhiteList)
{
var value = string.Empty;
if (tags.TryGetValue(key, out value))
{
if (!normalizedTags.Contains(key))
{
profileTags.AddOrReplace(key, value);
}
}
}
}
return(true);
}
