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Update transport router

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This commit is contained in:
Victor Shcherb 2018-08-20 21:00:22 +02:00
parent 92e94078f4
commit e017210b99
3 changed files with 120 additions and 36 deletions
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12
OsmAnd-java/src/main/java/net/osmand/binary/BinaryMapIndexReader.java
View file

@ -494,15 +494,19 @@ public class BinaryMapIndexReader {
TIntArrayList pointers = e.getValue();
pointers.sort();
TIntObjectHashMap<String> stringTable = new TIntObjectHashMap<String>();
List<TransportRoute> finishInit = new ArrayList<TransportRoute>();
for (int i = 0; i < pointers.size(); i++) {
int filePointer = pointers.get(i);
TransportRoute transportRoute = transportAdapter.getTransportRoute(filePointer, stringTable, false);
result.put(filePointer, transportRoute);
finishInit.add(transportRoute);
}
transportAdapter.initializeStringTable(ind, stringTable);
for (TransportRoute r : result.values(new TransportRoute[result.size()])) {
transportAdapter.initializeNames(false, r, stringTable);
for(TransportRoute transportRoute : finishInit ) {
transportAdapter.initializeNames(false, transportRoute, stringTable);
}
}
}
@ -1734,7 +1738,9 @@ public class BinaryMapIndexReader {
searchResults = new ArrayList<T>();
cacheCoordinates.clear();
cacheTypes.clear();
stringTable = null;
if(stringTable != null) {
stringTable.clear();
}
land = false;
ocean = false;
numberOfVisitedObjects = 0;

134
OsmAnd-java/src/main/java/net/osmand/router/TransportRoutePlanner.java
View file

@ -56,6 +56,7 @@ public class TransportRoutePlanner {
continue;
}
ctx.visitedRoutesCount++;
System.out.println(segment);
ctx.visitedSegments.put(segment.getId(), segment);
if (segment.getDepth() > ctx.cfg.maxNumberOfChanges) {
continue;
@ -96,11 +97,18 @@ public class TransportRoutePlanner {
rrs.walkDist = MapUtils.getDistance(rrs.getLocation(), stop.getLocation());
rrs.parentTravelTime = travelTime;
rrs.parentTravelDist = travelDist;
double walkTime = rrs.walkDist / ctx.cfg.walkSpeed + ctx.cfg.changeTime;
double walkTime = rrs.walkDist / ctx.cfg.walkSpeed
+ (ctx.cfg.getChangeTime());
rrs.distFromStart = segment.distFromStart + travelTime + walkTime;
queue.add(rrs);
if(ctx.cfg.useSchedule) {
int tm = (sgm.departureTime - ctx.cfg.scheduleTimeOfDay) * 10;
if(tm >= rrs.distFromStart) {
rrs.distFromStart = tm;
queue.add(rrs);
}
} else {
queue.add(rrs);
}
}
TransportRouteSegment f = endSegments.get(segmentId);
double distToEnd = MapUtils.getDistance(stop.getLocation(), end);
@ -148,7 +156,8 @@ public class TransportRoutePlanner {
while (p != null) {
if (p.parentRoute != null) {
TransportRouteResultSegment sg = new TransportRouteResultSegment(p.parentRoute.road,
p.parentRoute.segStart, p.parentStop, p.parentRoute.walkDist);
p.parentRoute.segStart, p.parentStop, p.parentRoute.walkDist,
p.departureTime);
route.segments.add(0, sg);
}
p = p.parentRoute;
@ -211,13 +220,32 @@ public class TransportRoutePlanner {
public final int start;
public final int end;
public final double walkDist ;
public final int depTime;
public TransportRouteResultSegment(TransportRoute route, int start, int end, double walkDist) {
public TransportRouteResultSegment(TransportRoute route, int start, int end, double walkDist, int depTime) {
this.route = route;
this.start = start;
this.end = end;
this.walkDist = walkDist;
this.depTime = depTime;
}
public int getArrivalTime() {
if(route.getSchedule() != null && depTime != -1) {
int tm = depTime;
TIntArrayList intervals = route.getSchedule().avgStopIntervals;
for(int i = start; i <= end; i++) {
if(i == end) {
return tm;
}
if(intervals.size() > i) {
tm += intervals.get(i);
} else {
break;
}
}
}
return -1;
}
public TransportStop getStart() {
@ -340,7 +368,7 @@ public class TransportRoutePlanner {
return t;
}
return getTravelDist() / cfg.travelSpeed + cfg.stopTime * getStops() +
cfg.changeTime * getChanges();
cfg.getChangeTime() * getChanges();
}
public double getWalkTime() {
@ -359,14 +387,31 @@ public class TransportRoutePlanner {
getTravelDist(), getTravelTime() / 60.0));
for(int i = 0; i < segments.size(); i++) {
TransportRouteResultSegment s = segments.get(i);
bld.append(String.format(" %d. %s: walk %.1f m to '%s' and travel to '%s' by %s %d stops \n",
i + 1, s.route.getRef(), s.walkDist, s.getStart().getName(), s.getEnd().getName(), s.route.getName(), (s.end - s.start)));
String time = "";
String arriveTime = "";
if(s.depTime != -1) {
time = String.format("at %s", formatTransporTime(s.depTime));
}
int aTime = s.getArrivalTime();
if(aTime != -1) {
arriveTime = String.format("and arrive at %s", formatTransporTime(aTime));
}
bld.append(String.format(" %d. %s: walk %.1f m to '%s' and travel %s to '%s' by %s %d stops %s\n",
i + 1, s.route.getRef(), s.walkDist, s.getStart().getName(),
time, s.getEnd().getName(),s.route.getName(), (s.end - s.start), arriveTime));
}
bld.append(String.format(" F. Walk %.1f m to reach your destination", finishWalkDist));
return bld.toString();
}
}
public static String formatTransporTime(int i) {
int h = i / 60 / 6;
int mh = i - h * 60 * 6;
int m = mh / 6;
int s = (mh - m * 6) * 10;
String tm = String.format("%02d:%02d:%02d ", h, m, s);
return tm;
}
public static class TransportRouteSegment {
@ -375,6 +420,7 @@ public class TransportRoutePlanner {
final TransportRoute road;
final int departureTime;
private static final int SHIFT = 10; // assume less than 1024 stops
private static final int SHIFT_DEPTIME = 14; // assume less than 1024 stops
TransportRouteSegment parentRoute = null;
int parentStop;
@ -409,7 +455,8 @@ public class TransportRoutePlanner {
public boolean wasVisited(TransportRouteSegment rrs) {
if (rrs.road.getId().longValue() == road.getId().longValue()) {
if (rrs.road.getId().longValue() == road.getId().longValue() &&
rrs.departureTime == departureTime) {
return true;
}
if(parentRoute != null) {
@ -435,14 +482,24 @@ public class TransportRoutePlanner {
public long getId() {
long l = road.getId() << SHIFT;
long l = road.getId();
l = l << SHIFT_DEPTIME;
if(departureTime >= (1 << SHIFT_DEPTIME)) {
throw new IllegalStateException("too long dep time" + departureTime);
}
l += (departureTime + 1);
l = l << SHIFT;
if (segStart >= (1 << SHIFT)) {
throw new IllegalStateException("too many stops " + road.getId() + " " + segStart);
}
l += segStart;
if(l < 0 ) {
throw new IllegalStateException("too long id " + road.getId());
}
if(segStart >= (1 << SHIFT)) {
throw new IllegalStateException("too many stops " + road.getId() + " " + segStart);
}
return l + segStart;
return l ;
}
@ -455,7 +512,8 @@ public class TransportRoutePlanner {
@Override
public String toString() {
return String.format("Route: %s, stop: %s", road.getName(), road.getForwardStops().get(segStart).getName());
return String.format("Route: %s, stop: %s %s", road.getName(), road.getForwardStops().get(segStart).getName(),
departureTime == -1 ? "" : formatTransporTime(departureTime) );
}
}
@ -604,19 +662,7 @@ public class TransportRoutePlanner {
}
if (stopIndex != -1) {
if(cfg.useSchedule) {
if(route.getSchedule() != null) {
TIntArrayList ti = route.getSchedule().tripIntervals;
int cnt = ti.size();
int t = 0;
for(int i = 0; i < cnt; i++) {
t += ti.getQuick(i);
if(t >= cfg.scheduleTimeOfDay) {
TransportRouteSegment segment = new TransportRouteSegment(route, stopIndex, t);
lst.add(segment);
break;
}
}
}
loadScheduleRouteSegment(lst, route, stopIndex);
} else {
TransportRouteSegment segment = new TransportRouteSegment(route, stopIndex);
lst.add(segment);
@ -630,6 +676,30 @@ public class TransportRoutePlanner {
}
}
private void loadScheduleRouteSegment(List<TransportRouteSegment> lst, TransportRoute route, int stopIndex) {
if(route.getSchedule() != null) {
TIntArrayList ti = route.getSchedule().tripIntervals;
int cnt = ti.size();
int t = 0;
// improve by using exact data
int stopTravelTime = 0;
TIntArrayList avgStopIntervals = route.getSchedule().avgStopIntervals;
for (int i = 0; i < stopIndex; i++) {
if (avgStopIntervals.size() > i) {
stopTravelTime += avgStopIntervals.getQuick(i);
}
}
for(int i = 0; i < cnt; i++) {
t += ti.getQuick(i);
int startTime = t + stopTravelTime;
if(startTime >= cfg.scheduleTimeOfDay && startTime <= cfg.scheduleTimeOfDay + cfg.scheduleMaxTime ) {
TransportRouteSegment segment = new TransportRouteSegment(route, stopIndex, startTime);
lst.add(segment);
}
}
}
}
}

10
OsmAnd-java/src/main/java/net/osmand/router/TransportRoutingConfiguration.java
View file

@ -27,12 +27,19 @@ public class TransportRoutingConfiguration {
public boolean useSchedule;
// 10 seconds based
public int scheduleTimeOfDay = 60 * 6 * 12; // 12:00 - 60*6*12
public int scheduleTimeOfDay = 12 * 60 * 6; // 12:00 - 60*6*12
public int scheduleMaxTime = 50 * 6; // TODO not appropriate variable, should be dynamic
public int scheduleMinChangeTime = 180; // 3 min
// day since 2000
public int scheduleDayNumber;
public int getChangeTime() {
return useSchedule ? scheduleMinChangeTime : changeTime;
}
public TransportRoutingConfiguration(RoutingConfiguration.Builder builder) {
GeneralRouter router = builder == null ? null : builder.getRouter("public_transport");
@ -47,6 +54,7 @@ public class TransportRoutingConfiguration {
walkSpeed = router.getFloatAttribute("defaultWalkSpeed", (float) walkSpeed);
stopTime = router.getIntAttribute("defaultStopTime", stopTime);
changeTime = router.getIntAttribute("defaultChangeTime", changeTime);
scheduleMinChangeTime = router.getIntAttribute("defaultScheduleChangeTime", changeTime);
}
}