Android-builders-club/OsmAnd
1
0
Fork 0
Code Issues Pull requests Projects Releases Wiki Activity

Improve routing! Fix issue 576. Fix issue with some skipped restrictions, fix turn calculation time, add specific test case

Browse source
This commit is contained in:
Victor Shcherb 2011-08-14 18:41:25 +02:00
parent dd829d8a95
commit 81c1ad9a34
8 changed files with 125 additions and 49 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

34
DataExtractionOSM/src/net/osmand/router/BinaryRoutePlanner.java
View file

@ -26,9 +26,11 @@ import org.apache.commons.logging.Log;
public class BinaryRoutePlanner {
private final static boolean PRINT_TO_CONSOLE_ROUTE_INFORMATION_TO_TEST = true;
private final int REVERSE_WAY_RESTRICTION_ONLY = 1024;
private final BinaryMapIndexReader[] map;
private static final Log log = LogUtil.getLog(BinaryRoutePlanner.class);
public BinaryRoutePlanner(BinaryMapIndexReader... map){
@ -393,7 +395,7 @@ public class BinaryRoutePlanner {
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 next,
RouteSegment segment, BinaryMapDataObject road, boolean firstOfSegment, int segmentEnd, RouteSegment inputNext,
boolean reverseWay) {
// This variables can be in routing context
@ -406,7 +408,7 @@ public class BinaryRoutePlanner {
// 3.1 calculate time for obstacles (bumps, traffic_signals, level_crossing)
if (firstOfSegment) {
RouteSegment possibleObstacle = next;
RouteSegment possibleObstacle = inputNext;
while (possibleObstacle != null) {
obstaclesTime += ctx.getRouter().defineObstacle(possibleObstacle.road, possibleObstacle.segmentStart);
possibleObstacle = possibleObstacle.next;
@ -415,6 +417,7 @@ public class BinaryRoutePlanner {
// 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;
@ -428,7 +431,7 @@ public class BinaryRoutePlanner {
}
}
/* next.road.getId() >> 3 (1) != road.getId() >> 1 (3) - used that line for debug with osm map */
/* 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;
@ -445,9 +448,24 @@ public class BinaryRoutePlanner {
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 == -1 && exclusiveRestriction) {
}
}
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) {
@ -480,6 +498,7 @@ public class BinaryRoutePlanner {
distanceFromStart += obstaclesTime;
// segment.getRoad().getId() >> 1
if (next.parentRoute == null
|| ctx.roadPriorityComparator(next.distanceFromStart, next.distanceToEnd, distanceFromStart, distanceToEnd) > 0) {
next.distanceFromStart = distanceFromStart;
@ -496,9 +515,16 @@ public class BinaryRoutePlanner {
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);
}
}
}

45
DataExtractionOSM/src/net/osmand/router/CarRouter.java
View file

@ -167,22 +167,45 @@ public class CarRouter extends VehicleRouter {
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);
}
}
public double calculateTurnTime(RouteSegment segment, RouteSegment next, int segmentEnd) {
boolean end = (segmentEnd == segment.road.getPointsLength() - 1 || segmentEnd == 0);
boolean start = next.segmentStart == 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) {
int x = segment.road.getPoint31XTile(segmentEnd);
int y = segment.road.getPoint31XTile(segmentEnd);
int prevSegmentEnd = segmentEnd - 1;
if(prevSegmentEnd < 0){
prevSegmentEnd = segmentEnd + 1;
}
int px = segment.road.getPoint31XTile(prevSegmentEnd);
int py = segment.road.getPoint31XTile(prevSegmentEnd);
double a1 = Math.atan2(y - py, x - px);
double a2 = Math.atan2(y - next.road.getPoint31YTile(1), x - next.road.getPoint31XTile(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;

1
DataExtractionOSM/src/net/osmand/router/RoutingContext.java
View file

@ -25,6 +25,7 @@ public class RoutingContext {
private Boolean planRoadDirection = null;
private VehicleRouter router = new CarRouter();
private boolean useDynamicRoadPrioritising = true;
// not used right now
private boolean usingShortestWay = false;

7
DataExtractionOSM/src/net/osmand/router/test/RouterTestsSuite.java
View file

@ -38,6 +38,7 @@ public class RouterTestsSuite {
properties.load(RouterTestsSuite.class.getResourceAsStream("sources.properties"));
boolean allSuccess = true;
allSuccess &= test("belarus_test.xml", properties);
allSuccess &= test("germany_test.xml", properties);
if (allSuccess) {
System.out.println("All is successfull");
}
@ -81,6 +82,12 @@ public class RouterTestsSuite {
RoutingContext ctx = new RoutingContext();
String vehicle = testCase.getAttribute("vehicle");
String testDescription = testCase.getAttribute("description");
String skip = testCase.getAttribute("skip_comment");
if (skip != null && skip.length() > 0) {
System.err.println("\n\n!! Skipped test case '" + testDescription + "' because '" + skip + "'\n\n" );
return;
}
if("bicycle".equals(vehicle)){
ctx.setRouter(new BicycleRouter());
} else if("pedestrian".equals(vehicle)){

31
DataExtractionOSM/src/net/osmand/router/test/belarus_test.xml
View file

@ -20,16 +20,18 @@
</test>
<test regions="belarus" description="MINSK (restriction + roundabout)" best_percent="80" vehicle="car" start_lat="53.91051937749127"
start_lon="27.57667064666748" target_lat="53.91098072030288" target_lon="27.579095363616943">
<segment id="99472425" start="2" end="4" name="null" />
<segment id="33542962" start="3" end="2" name="null" />
<segment id="33911466" start="1" end="4" name="просп. Машерова" />
<segment id="33911427" start="0" end="1" name="null" />
<segment id="25441562" start="0" end="7" name="ул. Козлова" />
<segment id="61594238" start="0" end="2" name="null" />
<segment id="25228310" start="0" end="6" name="null" />
<segment id="61594235" start="0" end="6" name="null" />
<segment id="61594239" start="0" end="1" name="null" />
<segment id="25228312" start="0" end="7" name="ул. Козлова" />
<segment id="99472425" start="1" end="0" name="null"/>
<segment id="99472427" start="1" end="0" name="null"/>
<segment id="33542963" start="0" end="2" name="null"/>
<segment id="33971851" start="4" end="7" name="ул. Киселёва"/>
<segment id="25228576" start="0" end="5" name="null"/>
<segment id="65073371" start="0" end="4" name="просп. Независимости"/>
<segment id="38028210" start="0" end="8" name="Победы пл."/>
<segment id="25228575" start="0" end="4" name="просп. Независимости"/>
<segment id="65073390" start="0" end="4" name="просп. Независимости"/>
<segment id="65073385" start="0" end="1" name="просп. Независимости"/>
<segment id="25228294" start="0" end="8" name="просп. Независимости"/>
<segment id="33911442" start="0" end="1" name="просп. Независимости"/>
<segment id="33911443" start="0" end="1" name="просп. Независимости"/>
<segment id="31691782" start="0" end="2" name="null"/>
<segment id="40885457" start="0" end="1" name="null"/>
@ -41,9 +43,9 @@
start_lon="27.494959831237793" target_lat="53.9104182605777" target_lon="27.495667934417725">
<segment id="30821138" start="0" end="4" name="null"/>
<segment id="30821157" start="0" end="1" name="null"/>
<segment id="30821161" start="0" end="4" name="null" />
<segment id="30821165" start="0" end="1" name="null" />
<segment id="30821143" start="0" end="4" name="null" />
<segment id="30821198" start="0" end="1" name="null"/>
<segment id="48470184" start="0" end="1" name="null"/>
<segment id="48470183" start="0" end="1" name="null"/>
<segment id="30821192" start="0" end="1" name="просп. Пушкина"/>
</test>
<test regions="belarus" description="Straight forward way" best_percent="95" vehicle="car" start_lat="53.9202" start_lon="27.5877"
@ -63,9 +65,10 @@
<segment id="50727963" start="0" end="1" name="ул. Якуба Коласа" />
</test>
<test regions="belarus" description="Well known route" best_percent="60" vehicle="car"
start_lat="53.9113" start_lon="27.5795" target_lat="53.95386"
target_lon="27.68131">
target_lon="27.68131" skip_comment="Not work right now">
<segment id="40885456" start="1" end="5" name="null" />
<segment id="40885455" start="0" end="4" name="null" />
<segment id="37975292" start="2" end="4" name="Краснозвездная ул." />

14
DataExtractionOSM/src/net/osmand/router/test/germany_test.xml Normal file
View file

@ -0,0 +1,14 @@
<?xml version="1.0" encoding="utf-8"?>
<router_tests>
<test regions="GERMANY_NIEDERSACHSEN" description="Straight on path" best_percent="100"
start_lat="53.32488825137637" start_lon="10.339593887329102" target_lat="53.34719536968702" target_lon="10.335710048675537">
<segment id="56018104" start="4" end="0" name=" B 404"/>
<segment id="56017053" start="1" end="0" name=" B 404"/>
<segment id="4310175" start="1" end="0" name=" B 404"/>
<segment id="25706717" start="1" end="0" name=" B 404"/>
<segment id="56017055" start="1" end="0" name=" B 404"/>
<segment id="56018105" start="1" end="0" name=" B 404"/>
<segment id="31322780" start="6" end="2" name=" B 404"/>
</test>
</router_tests>

1
DataExtractionOSM/src/net/osmand/router/test/sources.properties
View file

@ -1,5 +1,6 @@
BELARUS = /home/victor/projects/OsmAnd/data/osmand_index/Belarus.obf
NETHERLANDS = /home/victor/projects/OsmAnd/data/osmand_index/Netherlands_europe.obf
GERMANY_NIEDERSACHSEN = /home/victor/projects/OsmAnd/data/osmand_index/Germany_niedersachsen_europe_1.obf
# Not used for now
DENMARK =/home/victor/projects/OsmAnd/data/osmand_index/Denmark_europe.obf
GERMANY_BAYERN = /home/victor/projects/OsmAnd/data/osmand_index/Germany_bayern_europe_1.obf

15
DataExtractionOSM/src/net/osmand/swing/MapRouterLayer.java
View file

@ -48,16 +48,16 @@ import org.xml.sax.SAXException;
public class MapRouterLayer implements MapPanelLayer {
private /*final */ static boolean ANIMATE_CALCULATING_ROUTE = false;
private /*final */ static int SIZE_OF_ROUTES_TO_ANIMATE = 50;
private /*final */ static boolean ANIMATE_CALCULATING_ROUTE = true;
private /*final */ static int SIZE_OF_ROUTES_TO_ANIMATE = 1;
private MapPanel map;
private LatLon startRoute;
private LatLon endRoute;
// private LatLon startRoute;
// private LatLon endRoute;
// test route purpose
// private LatLon startRoute = new LatLon(53.910886,27.579095);
// private LatLon endRoute = new LatLon(53.95386,27.68131);
private LatLon startRoute = new LatLon(53.9113, 27.5795);
private LatLon endRoute = new LatLon(53.95386, 27.68131);
@Override
@ -349,6 +349,7 @@ public class MapRouterLayer implements MapPanelLayer {
BinaryRoutePlanner router = new BinaryRoutePlanner(rs);
RoutingContext ctx = new RoutingContext();
// ctx.setPlanRoadDirection(true);
// find closest way
RouteSegment st = router.findRouteSegment(start.getLatitude(), start.getLongitude(), ctx);
@ -411,7 +412,7 @@ public class MapRouterLayer implements MapPanelLayer {
List<RouteSegmentResult> searchRoute = router.searchRoute(ctx, st, e);
if (ANIMATE_CALCULATING_ROUTE) {
try {
Thread.sleep(4000);
Thread.sleep(2000);
} catch (InterruptedException e1) {
}
}