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added distance check for dynamic range

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This commit is contained in:
afischerdev 2024-10-21 10:08:09 +02:00
parent a6ba70a786
commit 2f4c125bf5
4 changed files with 49 additions and 31 deletions
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24
brouter-mapaccess/src/main/java/btools/mapaccess/NodesCache.java
View file

@ -17,6 +17,9 @@ import btools.codec.WaypointMatcher;
import btools.expressions.BExpressionContextWay;
public final class NodesCache {
private int MAX_DYNAMIC_CATCHES = 20; // used with RoutingEngiine MAX_DYNAMIC_RANGE = 60000m
private File segmentDir;
private File secondarySegmentsDir = null;
@ -287,11 +290,11 @@ public final class NodesCache {
waypointMatcher = new WaypointMatcherImpl(unmatchedWaypoints, maxDistance, islandNodePairs);
for (MatchedWaypoint mwp : unmatchedWaypoints) {
int cellsize = 12500;
preloadPosition(mwp.waypoint, cellsize, 1);
preloadPosition(mwp.waypoint, cellsize, 1, false);
// get a second chance
if (mwp.crosspoint == null || mwp.radius > Math.abs(maxDistance)) {
cellsize = 1000000 / 32;
preloadPosition(mwp.waypoint, cellsize, maxDistance < 0 ? 15 : 2);
preloadPosition(mwp.waypoint, cellsize, maxDistance < 0 ? MAX_DYNAMIC_CATCHES : 2, maxDistance < 0);
}
}
@ -318,19 +321,24 @@ public final class NodesCache {
return true;
}
private void preloadPosition(OsmNode n, int d, int scale) {
private void preloadPosition(OsmNode n, int d, int maxscale, boolean bUseDynamicRange) {
first_file_access_failed = false;
first_file_access_name = null;
loadSegmentFor(n.ilon, n.ilat);
if (first_file_access_failed) {
throw new IllegalArgumentException("datafile " + first_file_access_name + " not found");
}
for (int idxLat = -scale; idxLat <= scale; idxLat++)
for (int idxLon = -scale; idxLon <= scale; idxLon++) {
if (idxLon != 0 || idxLat != 0) {
loadSegmentFor(n.ilon + d * idxLon, n.ilat + d * idxLat);
int scale = 1;
while (scale < maxscale) {
for (int idxLat = -scale; idxLat <= scale; idxLat++)
for (int idxLon = -scale; idxLon <= scale; idxLon++) {
if (idxLon != 0 || idxLat != 0) {
loadSegmentFor(n.ilon + d * idxLon, n.ilat + d * idxLat);
}
}
}
if (bUseDynamicRange && waypointMatcher.hasMatch(n.ilon, n.ilat)) break;
scale++;
}
}
private OsmFile fileForSegment(int lonDegree, int latDegree) throws Exception {

19
brouter-mapaccess/src/main/java/btools/mapaccess/WaypointMatcherImpl.java
View file

@ -41,13 +41,13 @@ public final class WaypointMatcherImpl implements WaypointMatcher {
MatchedWaypoint last = null;
this.maxDistance = maxDistance;
if (maxDistance < 0.) {
this.maxDistance = -1;
this.maxDistance *= -1;
maxDistance *= -1;
useDynamicRange = true;
}
for (MatchedWaypoint mwp : waypoints) {
mwp.radius = useDynamicRange ? mwp.radius != maxDistance ? mwp.radius : -1 : maxDistance;
mwp.radius = maxDistance;
if (last != null && mwp.directionToNext == -1) {
last.directionToNext = CheapAngleMeter.getDirection(last.waypoint.ilon, last.waypoint.ilat, mwp.waypoint.ilon, mwp.waypoint.ilat);
}
@ -116,7 +116,7 @@ public final class WaypointMatcherImpl implements WaypointMatcher {
double r22 = x2 * x2 + y2 * y2;
double radius = Math.abs(r12 < r22 ? y1 * dx - x1 * dy : y2 * dx - x2 * dy) / d;
if (radius < mwp.radius || (this.maxDistance == -1d)) {
if (radius < mwp.radius) {
double s1 = x1 * dx + y1 * dy;
double s2 = x2 * dx + y2 * dy;
@ -127,7 +127,7 @@ public final class WaypointMatcherImpl implements WaypointMatcher {
if (s2 > 0.) {
radius = Math.sqrt(s1 < s2 ? r12 : r22);
if (radius > mwp.radius && mwp.radius != -1) {
if (radius > mwp.radius) {
continue;
}
}
@ -239,6 +239,17 @@ public final class WaypointMatcherImpl implements WaypointMatcher {
}
}
@Override
public boolean hasMatch(int lon, int lat) {
for (MatchedWaypoint mwp : waypoints) {
if (mwp.waypoint.ilon == lon && mwp.waypoint.ilat == lat &&
(mwp.radius < this.maxDistance || mwp.crosspoint != null)) {
return true;
}
}
return false;
}
// check limit of list size (avoid long runs)
void updateWayList(List<MatchedWaypoint> ways, MatchedWaypoint mw) {
ways.add(mw);