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Node location cache: off-heap storage and “array” implementation that supports parallel inserts (#131)

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* Add --nodemap-type=array option for 2-3x faster osm pass 1 imports
* Add --nodemap-storage=direct option to experiment with direct (off-heap) memory usage
* Extract ResourceUsage and OsmPhaser utilities
This commit is contained in:
Michael Barry
2022-03-19 05:46:03 -04:00
committed by GitHub
parent 9f4271be24
commit 79576f33d7
2 changed files with 15 additions and 9 deletions
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20
src/main/java/com/onthegomap/planetiler/basemap/layers/TransportationName.java
View File

@@ -151,7 +151,9 @@ public class TransportationName implements
@Override
public void preprocessOsmNode(OsmElement.Node node) {
if (node.hasTag("highway", "motorway_junction")) {
motorwayJunctionHighwayClasses.put(node.id(), HighwayClass.UNKNOWN.value);
synchronized (motorwayJunctionHighwayClasses) {
motorwayJunctionHighwayClasses.put(node.id(), HighwayClass.UNKNOWN.value);
}
}
}
@@ -162,13 +164,15 @@ public class TransportationName implements
HighwayClass cls = HighwayClass.from(highway);
if (cls != HighwayClass.UNKNOWN) {
LongArrayList nodes = way.nodes();
for (int i = 0; i < nodes.size(); i++) {
long node = nodes.get(i);
if (motorwayJunctionHighwayClasses.containsKey(node)) {
byte oldValue = motorwayJunctionHighwayClasses.get(node);
byte newValue = cls.value;
if (newValue > oldValue) {
motorwayJunctionHighwayClasses.put(node, newValue);
synchronized (motorwayJunctionHighwayClasses) {
for (int i = 0; i < nodes.size(); i++) {
long node = nodes.get(i);
if (motorwayJunctionHighwayClasses.containsKey(node)) {
byte oldValue = motorwayJunctionHighwayClasses.get(node);
byte newValue = cls.value;
if (newValue > oldValue) {
motorwayJunctionHighwayClasses.put(node, newValue);
}
}
}
}

4
src/main/java/com/onthegomap/planetiler/basemap/layers/Waterway.java
View File

@@ -145,7 +145,9 @@ public class Waterway implements
@Override
public List<OsmRelationInfo> preprocessOsmRelation(OsmElement.Relation relation) {
if (relation.hasTag("waterway", "river") && !Utils.nullOrEmpty(relation.getString("name"))) {
riverRelationLengths.put(relation.id(), new AtomicDouble());
synchronized (riverRelationLengths) {
riverRelationLengths.put(relation.id(), new AtomicDouble());
}
return List.of(new WaterwayRelation(relation.id(), LanguageUtils.getNames(relation.tags(), translations)));
}
return null;