private RouteSegment loadRouteSegment(
int x31,
int y31,
RoutingContext ctx,
TLongObjectHashMap<RouteDataObject> excludeDuplications,
RouteSegment original) {
if (searchResult == null && routes == null) {
return original;
}
access++;
if (searchResult == null) {
long l = (((long) x31) << 31) + (long) y31;
RouteSegment segment = routes.get(l);
while (segment != null) {
RouteDataObject ro = segment.road;
RouteDataObject toCmp =
excludeDuplications.get(calcRouteId(ro, segment.getSegmentStart()));
if (toCmp == null || toCmp.getPointsLength() < ro.getPointsLength()) {
excludeDuplications.put(calcRouteId(ro, segment.getSegmentStart()), ro);
RouteSegment s = new RouteSegment(ro, segment.getSegmentStart());
s.next = original;
original = s;
}
segment = segment.next;
}
return original;
}
// Native use case
long nanoTime = System.nanoTime();
RouteDataObject[] res = ctx.nativeLib.getDataObjects(searchResult, x31, y31);
ctx.timeToLoad += (System.nanoTime() - nanoTime);
if (res != null) {
for (RouteDataObject ro : res) {
boolean accept = ro != null;
if (ctx != null) {
accept = ctx.getRouter().acceptLine(ro);
}
if (accept) {
for (int i = 0; i < ro.pointsX.length; i++) {
if (ro.getPoint31XTile(i) == x31 && ro.getPoint31YTile(i) == y31) {
RouteDataObject toCmp = excludeDuplications.get(calcRouteId(ro, i));
if (toCmp == null || toCmp.getPointsLength() < ro.getPointsLength()) {
RouteSegment segment = new RouteSegment(ro, i);
segment.next = original;
original = segment;
excludeDuplications.put(calcRouteId(ro, i), ro);
}
}
}
}
}
}
return original;
}
@Override
public void addWordVector(String word, Vector vector) {
long l = md5Encode(word);
if (vectors.containsKey(l)) {
logger.error(
"Warning: collision while reading matrix. The word "
+ word
+ " collides with "
+ String.valueOf(words.get(l)));
}
vectors.put(l, vector);
words.put(l, word.toCharArray());
}
private void remove(long id, int index, TLongObjectHashMap<TIntArrayList> map) {
TIntArrayList list = map.get(id);
if (list == null) return;
list.remove(index);
if (list.size() == 0) map.remove(id);
}
private RouteSegment processIntersectionsWithWays(
RoutingContext ctx,
PriorityQueue<RouteSegment> graphSegments,
TLongObjectHashMap<RouteSegment> visitedSegments,
TLongObjectHashMap<RouteSegment> oppositeSegments,
double distOnRoadToPass,
double distToFinalPoint,
RouteSegment segment,
BinaryMapDataObject road,
boolean firstOfSegment,
int segmentEnd,
RouteSegment inputNext,
boolean reverseWay) {
// This variables can be in routing context
// initialize temporary lists to calculate not forbidden ways at way intersections
ArrayList<RouteSegment> segmentsToVisitPrescripted = new ArrayList<RouteSegment>(5);
ArrayList<RouteSegment> segmentsToVisitNotForbidden = new ArrayList<RouteSegment>(5);
// collect time for obstacles
double obstaclesTime = 0;
boolean exclusiveRestriction = false;
// 3.1 calculate time for obstacles (bumps, traffic_signals, level_crossing)
if (firstOfSegment) {
RouteSegment possibleObstacle = inputNext;
while (possibleObstacle != null) {
obstaclesTime +=
ctx.getRouter().defineObstacle(possibleObstacle.road, possibleObstacle.segmentStart);
possibleObstacle = possibleObstacle.next;
}
}
// 3.2 calculate possible ways to put into priority queue
// for debug next.road.getId() >> 1 == 33911427 && road.getId() >> 1 == 33911442
RouteSegment next = inputNext;
while (next != null) {
long nts = (next.road.getId() << 8l) + next.segmentStart;
boolean oppositeConnectionFound =
oppositeSegments.containsKey(nts) && oppositeSegments.get(nts) != null;
boolean processRoad = true;
if (ctx.isUseStrategyOfIncreasingRoadPriorities()) {
double roadPriority = ctx.getRouter().getRoadPriorityHeuristicToIncrease(segment.road);
double nextRoadPriority = ctx.getRouter().getRoadPriorityHeuristicToIncrease(segment.road);
if (nextRoadPriority < roadPriority) {
processRoad = false;
}
}
/* next.road.getId() >> 1 (3) != road.getId() >> 1 (3) - used that line for debug with osm map */
// road.id could be equal on roundabout, but we should accept them
if ((!visitedSegments.contains(nts) && processRoad) || oppositeConnectionFound) {
int type = -1;
if (!reverseWay) {
for (int i = 0; i < road.getRestrictionCount(); i++) {
if (road.getRestriction(i) == next.road.getId()) {
type = road.getRestrictionType(i);
break;
}
}
} else {
for (int i = 0; i < next.road.getRestrictionCount(); i++) {
if (next.road.getRestriction(i) == road.getId()) {
type = next.road.getRestrictionType(i);
break;
}
// Check if there is restriction only to the current road
if (next.road.getRestrictionType(i) == MapRenderingTypes.RESTRICTION_ONLY_RIGHT_TURN
|| next.road.getRestrictionType(i) == MapRenderingTypes.RESTRICTION_ONLY_LEFT_TURN
|| next.road.getRestrictionType(i)
== MapRenderingTypes.RESTRICTION_ONLY_STRAIGHT_ON) {
// check if that restriction applies to considered junk
RouteSegment foundNext = inputNext;
while (foundNext != null
&& foundNext.getRoad().getId() != next.road.getRestriction(i)) {
foundNext = foundNext.next;
}
if (foundNext != null) {
type = REVERSE_WAY_RESTRICTION_ONLY; // special constant
}
}
}
}
if (type == REVERSE_WAY_RESTRICTION_ONLY) {
// next = next.next; continue;
} else if (type == -1 && exclusiveRestriction) {
// next = next.next; continue;
} else if (type == MapRenderingTypes.RESTRICTION_NO_LEFT_TURN
|| type == MapRenderingTypes.RESTRICTION_NO_RIGHT_TURN
|| type == MapRenderingTypes.RESTRICTION_NO_STRAIGHT_ON
|| type == MapRenderingTypes.RESTRICTION_NO_U_TURN) {
// next = next.next; continue;
} else {
// no restriction can go out
if (oppositeConnectionFound) {
RouteSegment oppSegment = oppositeSegments.get(nts);
oppSegment.segmentEnd = next.segmentStart;
return oppSegment;
}
double distanceToEnd = distToFinalPoint / ctx.getRouter().getMaxDefaultSpeed();
if (ctx.isUseDynamicRoadPrioritising()) {
double priority = ctx.getRouter().getRoadPriorityToCalculateRoute(next.road);
distanceToEnd /= priority;
}
// Using A* routing algorithm
// g(x) - calculate distance to that point and calculate time
double speed = ctx.getRouter().defineSpeed(road);
if (speed == 0) {
speed = ctx.getRouter().getMinDefaultSpeed();
}
double distanceFromStart = segment.distanceFromStart + distOnRoadToPass / speed;
// calculate turn time
distanceFromStart += ctx.getRouter().calculateTurnTime(segment, next, segmentEnd);
// add obstacles time
distanceFromStart += obstaclesTime;
// segment.getRoad().getId() >> 1
if (next.parentRoute == null
|| ctx.roadPriorityComparator(
next.distanceFromStart, next.distanceToEnd, distanceFromStart, distanceToEnd)
> 0) {
next.distanceFromStart = distanceFromStart;
next.distanceToEnd = distanceToEnd;
if (next.parentRoute != null) {
// already in queue remove it
graphSegments.remove(next);
}
// put additional information to recover whole route after
next.parentRoute = segment;
next.parentSegmentEnd = segmentEnd;
if (type == -1) {
// case no restriction
segmentsToVisitNotForbidden.add(next);
} else {
// case exclusive restriction (only_right, only_straight, ...)
// 1. in case we are going backward we should not consider only_restriction
// as exclusive because we have main "in" roads and one "out"
// 2. in case we are going forward we have one "in" and many "out"
if (!reverseWay) {
exclusiveRestriction = true;
segmentsToVisitNotForbidden.clear();
segmentsToVisitPrescripted.add(next);
} else {
segmentsToVisitNotForbidden.add(next);
}
}
}
}
}
next = next.next;
}
// add all allowed route segments to priority queue
for (RouteSegment s : segmentsToVisitNotForbidden) {
graphSegments.add(s);
}
for (RouteSegment s : segmentsToVisitPrescripted) {
graphSegments.add(s);
}
return null;
}
private RoutePair processRouteSegment(
final RoutingContext ctx,
RouteSegment end,
boolean reverseWaySearch,
PriorityQueue<RouteSegment> graphSegments,
TLongObjectHashMap<RouteSegment> visitedSegments,
int targetEndX,
int targetEndY,
RouteSegment segment,
TLongObjectHashMap<RouteSegment> oppositeSegments)
throws IOException {
// Always start from segmentStart (!), not from segmentEnd
// It makes difference only for the first start segment
// Middle point will always be skipped from observation considering already visited
final BinaryMapDataObject road = segment.road;
final int middle = segment.segmentStart;
int middlex = road.getPoint31XTile(middle);
int middley = road.getPoint31YTile(middle);
// 0. mark route segment as visited
long nt = (road.getId() << 8l) + middle;
// avoid empty segments to connect but mark the point as visited
visitedSegments.put(nt, null);
if (oppositeSegments.contains(nt) && oppositeSegments.get(nt) != null) {
segment.segmentEnd = middle;
RouteSegment opposite = oppositeSegments.get(nt);
opposite.segmentEnd = middle;
return new RoutePair(segment, opposite);
}
boolean oneway = ctx.getRouter().isOneWay(road);
boolean minusAllowed = !oneway || reverseWaySearch;
boolean plusAllowed = !oneway || !reverseWaySearch;
// +/- diff from middle point
int d = plusAllowed ? 1 : -1;
// Go through all point of the way and find ways to continue
// ! Actually there is small bug when there is restriction to move forward on way (it doesn't
// take into account)
while (minusAllowed || plusAllowed) {
// 1. calculate point not equal to middle
// (algorithm should visit all point on way if it is not oneway)
int segmentEnd = middle + d;
if (!minusAllowed && d > 0) {
d++;
} else if (!plusAllowed && d < 0) {
d--;
} else {
if (d <= 0) {
d = -d + 1;
} else {
d = -d;
}
}
if (segmentEnd < 0) {
minusAllowed = false;
continue;
}
if (segmentEnd >= road.getPointsLength()) {
plusAllowed = false;
continue;
}
// if we found end point break cycle
long nts = (road.getId() << 8l) + segmentEnd;
if (oppositeSegments.contains(nts) && oppositeSegments.get(nt) != null) {
segment.segmentEnd = segmentEnd;
RouteSegment opposite = oppositeSegments.get(nts);
opposite.segmentEnd = segmentEnd;
return new RoutePair(segment, opposite);
}
visitedSegments.put(nts, segment);
// 2. calculate point and try to load neighbor ways if they are not loaded
int x = road.getPoint31XTile(segmentEnd);
int y = road.getPoint31YTile(segmentEnd);
loadRoutes(
ctx,
(x >> (31 - ctx.getZoomToLoadTileWithRoads())),
(y >> (31 - ctx.getZoomToLoadTileWithRoads())));
long l = (((long) x) << 31) + (long) y;
RouteSegment next = ctx.routes.get(l);
// 3. get intersected ways
if (next != null) {
double distOnRoadToPass = squareRootDist(x, y, middlex, middley);
double distToFinalPoint = squareRootDist(x, y, targetEndX, targetEndY);
RouteSegment foundIntersection =
processIntersectionsWithWays(
ctx,
graphSegments,
visitedSegments,
oppositeSegments,
distOnRoadToPass,
distToFinalPoint,
segment,
road,
d == 0,
segmentEnd,
next,
reverseWaySearch);
if (foundIntersection != null) {
segment.segmentEnd = segmentEnd;
return new RoutePair(segment, foundIntersection);
}
}
}
return null;
}
@Override
public Vector getVector(String word) {
long l = md5Encode(word);
if (!vectors.contains(l)) return null;
return vectors.get(l);
}
private void readRouteTreeData(
RouteSubregion routeTree,
TLongArrayList idTables,
TLongObjectHashMap<TLongArrayList> restrictions)
throws IOException {
routeTree.dataObjects = new ArrayList<RouteDataObject>();
idTables.clear();
restrictions.clear();
List<String> stringTable = null;
while (true) {
int t = codedIS.readTag();
int tag = WireFormat.getTagFieldNumber(t);
switch (tag) {
case 0:
TLongObjectIterator<TLongArrayList> it = restrictions.iterator();
while (it.hasNext()) {
it.advance();
int from = (int) it.key();
RouteDataObject fromr = routeTree.dataObjects.get(from);
fromr.restrictions = new long[it.value().size()];
for (int k = 0; k < fromr.restrictions.length; k++) {
int to = (int) (it.value().get(k) >> RouteDataObject.RESTRICTION_SHIFT);
long valto =
(idTables.get(to) << RouteDataObject.RESTRICTION_SHIFT)
| ((long) it.value().get(k) & RouteDataObject.RESTRICTION_MASK);
fromr.restrictions[k] = valto;
}
}
for (RouteDataObject o : routeTree.dataObjects) {
if (o != null) {
if (o.id < idTables.size()) {
o.id = idTables.get((int) o.id);
}
if (o.names != null && stringTable != null) {
int[] keys = o.names.keys();
for (int j = 0; j < keys.length; j++) {
o.names.put(keys[j], stringTable.get(o.names.get(keys[j]).charAt(0)));
}
}
}
}
return;
case RouteDataBlock.DATAOBJECTS_FIELD_NUMBER:
int length = codedIS.readRawVarint32();
int oldLimit = codedIS.pushLimit(length);
RouteDataObject obj =
readRouteDataObject(routeTree.routeReg, routeTree.left, routeTree.top);
while (obj.id >= routeTree.dataObjects.size()) {
routeTree.dataObjects.add(null);
}
routeTree.dataObjects.set((int) obj.id, obj);
codedIS.popLimit(oldLimit);
break;
case RouteDataBlock.IDTABLE_FIELD_NUMBER:
long routeId = 0;
length = codedIS.readRawVarint32();
oldLimit = codedIS.pushLimit(length);
idLoop:
while (true) {
int ts = codedIS.readTag();
int tags = WireFormat.getTagFieldNumber(ts);
switch (tags) {
case 0:
break idLoop;
case IdTable.ROUTEID_FIELD_NUMBER:
routeId += codedIS.readSInt64();
idTables.add(routeId);
break;
default:
skipUnknownField(ts);
break;
}
}
codedIS.popLimit(oldLimit);
break;
case RouteDataBlock.RESTRICTIONS_FIELD_NUMBER:
length = codedIS.readRawVarint32();
oldLimit = codedIS.pushLimit(length);
long from = 0;
long to = 0;
long type = 0;
idLoop:
while (true) {
int ts = codedIS.readTag();
int tags = WireFormat.getTagFieldNumber(ts);
switch (tags) {
case 0:
break idLoop;
case RestrictionData.FROM_FIELD_NUMBER:
from = codedIS.readInt32();
break;
case RestrictionData.TO_FIELD_NUMBER:
to = codedIS.readInt32();
break;
case RestrictionData.TYPE_FIELD_NUMBER:
type = codedIS.readInt32();
break;
default:
skipUnknownField(ts);
break;
}
}
if (!restrictions.containsKey(from)) {
restrictions.put(from, new TLongArrayList());
}
restrictions.get(from).add((to << RouteDataObject.RESTRICTION_SHIFT) + type);
codedIS.popLimit(oldLimit);
break;
case RouteDataBlock.STRINGTABLE_FIELD_NUMBER:
length = codedIS.readRawVarint32();
oldLimit = codedIS.pushLimit(length);
stringTable = map.readStringTable();
// codedIS.skipRawBytes(codedIS.getBytesUntilLimit());
codedIS.popLimit(oldLimit);
break;
default:
skipUnknownField(t);
break;
}
}
}
public K get(int key1, int key2) {
long key = (((long) key1) << 32) | (((long) key2) & 0xFFFFFFFFL);
return map.get(key);
}