OsmAnd/DataExtractionOSM/src/net/osmand/router/CarRouter.java

229 lines
No EOL
7.5 KiB
Java

package net.osmand.router;
import java.util.LinkedHashMap;
import java.util.Map;
import net.osmand.binary.BinaryMapDataObject;
import net.osmand.binary.BinaryMapIndexReader.TagValuePair;
import net.osmand.osm.MapRenderingTypes;
import net.osmand.router.BinaryRoutePlanner.RouteSegment;
public class CarRouter extends VehicleRouter {
// no distinguish for speed in city/outside city (for now)
private Map<String, Double> autoNotDefinedValues = new LinkedHashMap<String, Double>();
private Map<String, Double> autoPriorityValues = new LinkedHashMap<String, Double>();
{
autoNotDefinedValues.put("motorway", 110d);
autoNotDefinedValues.put("motorway_link", 80d);
autoNotDefinedValues.put("trunk", 100d);
autoNotDefinedValues.put("trunk_link", 80d);
autoNotDefinedValues.put("primary", 65d);//generally linking larger towns.
autoNotDefinedValues.put("primary_link", 45d);
autoNotDefinedValues.put("secondary", 50d);//generally linking smaller towns and villages
autoNotDefinedValues.put("secondary_link", 40d);
autoNotDefinedValues.put("tertiary", 35d);//important urban roads
autoNotDefinedValues.put("tertiary_link", 30d);
autoNotDefinedValues.put("unclassified", 30d);//lowest form of grid network, usually 90% of urban roads
autoNotDefinedValues.put("road", 30d);//road = no type, no review and may be not accurate
autoNotDefinedValues.put("residential", 20d);//primarily for access to properties, small roads with 1/2 intersections
autoNotDefinedValues.put("service", 15d);//parking + private roads
autoNotDefinedValues.put("track", 15d);//very bad roads
autoNotDefinedValues.put("path", 10d);//may not be usable by cars!!
autoNotDefinedValues.put("living_street", 10d);//too small for cars usually
//car are able to enter in highway=pedestrian with restrictions
autoPriorityValues.put("motorway", 1.5);
autoPriorityValues.put("motorway_link", 0.9);
autoPriorityValues.put("trunk", 1.5);
autoPriorityValues.put("trunk_link", 0.9);
autoPriorityValues.put("primary", 1.3d);
autoPriorityValues.put("primary_link", 0.9d);
autoPriorityValues.put("secondary", 1.1d);
autoPriorityValues.put("secondary_link", 0.9d);
autoPriorityValues.put("tertiary", 0.85d);
autoPriorityValues.put("tertiary_link", 0.85d);
autoPriorityValues.put("unclassified", 0.7d);
autoPriorityValues.put("residential", 0.4d);
autoPriorityValues.put("road", 0.4d);
autoPriorityValues.put("service", 0.2d);
autoPriorityValues.put("track", 0.2d);
autoPriorityValues.put("path", 0.1d);
autoPriorityValues.put("living_street", 0.1d);
}
@Override
public boolean acceptLine(TagValuePair pair) {
if (pair.tag.equals("highway")) {
return autoNotDefinedValues.containsKey(pair.value);
}
return false;
}
@Override
public boolean acceptPoint(TagValuePair pair) {
if (pair.tag.equals("traffic_calming")) {
return true;
} else if (pair.tag.equals("highway") && pair.value.equals("traffic_signals")) {
return true;
} else if (pair.tag.equals("highway") && pair.value.equals("speed_camera")) {
return true;
} else if (pair.tag.equals("railway") && pair.value.equals("crossing")) {
return true;
} else if (pair.tag.equals("railway") && pair.value.equals("level_crossing")) {
return true;
}
return false;
}
public boolean isOneWay(int highwayAttributes) {
return MapRenderingTypes.isOneWayWay(highwayAttributes) || MapRenderingTypes.isRoundabout(highwayAttributes);
}
/**
* return delay in seconds
*/
@Override
public double defineObstacle(BinaryMapDataObject road, int point) {
if ((road.getTypes()[0] & 3) == MapRenderingTypes.POINT_TYPE) {
// possibly not only first type needed ?
TagValuePair pair = road.getTagValue(0);
if (pair != null) {
if (pair.tag.equals("highway") && pair.value.equals("traffic_signals")) {
return 20;
} else if (pair.tag.equals("railway") && pair.value.equals("crossing")) {
return 25;
} else if (pair.tag.equals("railway") && pair.value.equals("level_crossing")) {
return 25;
}
}
}
return 0;
}
@Override
public double getRoadPriorityHeuristicToIncrease(BinaryMapDataObject road) {
TagValuePair pair = road.getTagValue(0);
boolean highway = "highway".equals(pair.tag);
double priority = highway && autoPriorityValues.containsKey(pair.value) ? autoPriorityValues.get(pair.value) : 0.5d;
// allow to get out from motorway to primary roads
// if("motorway_link".equals(pair.value) || "trunk".equals(pair.value) ||
// "trunk_link".equals(pair.value) || "motorway".equals(pair.value)) {
// return 1.3d;
// } else
if(priority >= 1){
return 1;
} else if(priority >= 0.7){
return 0.7;
} else if(priority >= 0.5){
return 0.5;
} else {
return 0.3;
}
}
@Override
public double getRoadPriorityToCalculateRoute(BinaryMapDataObject road) {
TagValuePair pair = road.getTagValue(0);
boolean highway = "highway".equals(pair.tag);
double priority = highway && autoPriorityValues.containsKey(pair.value) ? autoPriorityValues.get(pair.value) : 0.5d;
// keep it in boundaries otherwise
// (it will use first founded exist for trunk even if it in another city and make Uturn there)
if(priority > 1.4){
return 1.4d;
} else if(priority < 0.5d) {
return 0.5d;
}
return priority;
};
/**
* return speed in m/s
*/
@Override
public double defineSpeed(BinaryMapDataObject road) {
TagValuePair pair = road.getTagValue(0);
double speed = MapRenderingTypes.getMaxSpeedIfDefined(road.getHighwayAttributes()) / 3.6d;
boolean highway = "highway".equals(pair.tag);
double priority = highway && autoPriorityValues.containsKey(pair.value) ? autoPriorityValues.get(pair.value) : 0.5d;
if (speed == 0 && highway) {
Double value = autoNotDefinedValues.get(pair.value);
if (value == null) {
value = 50d;
}
speed = value / 3.6d;
}
return speed * priority;
}
/**
* Used for A* routing to calculate g(x)
*
* @return minimal speed at road
*/
@Override
public double getMinDefaultSpeed() {
return 9;
}
/**
* Used for A* routing to predict h(x) : it should be < (!) any g(x)
*
* @return maximum speed to calculate shortest distance
*/
@Override
public double getMaxDefaultSpeed() {
return 30;
}
private double directionRoute(RouteSegment segment, int segmentEnd, boolean opp){
boolean plus = segmentEnd == 0;
int x = segment.road.getPoint31XTile(segmentEnd);
int y = segment.road.getPoint31YTile(segmentEnd);
int nx = segmentEnd;
int px = x;
int py = y;
do {
if(plus){
nx++;
if(nx >= segment.road.getPointsLength()){
break;
}
} else {
nx--;
if(nx < 0){
break;
}
}
px = segment.road.getPoint31XTile(nx);
py = segment.road.getPoint31YTile(nx);
} while(Math.abs(px - x) + Math.abs(py - y) < 100);
if(opp){
return Math.atan2(py - y, px - x);
} else {
return Math.atan2(y - py, x - px);
}
}
@Override
public double calculateTurnTime(RouteSegment segment, RouteSegment next, int segmentEnd) {
boolean end = (segmentEnd == segment.road.getPointsLength() - 1 || segmentEnd == 0);
boolean start = next.segmentStart == 0 || next.segmentStart == next.getRoad().getPointsLength() - 1;
// that addition highly affects to trunk roads !(prefer trunk/motorway)
if (end && start) {
// next.road.getId() >> 1 != segment.road.getId() >> 1
if (next.road.getPointsLength() > 1) {
double a1 = directionRoute(segment, segmentEnd, false);
double a2 = directionRoute(next, next.segmentStart, true);
double diff = Math.abs(a1 - a2);
if (diff > Math.PI / 2 && diff < 3 * Math.PI / 2) {
return 25;
}
}
return 0;
} else {
return 15;
}
}
}