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Update poi reader

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This commit is contained in:
Victor Shcherb 2015-05-02 23:30:24 +02:00
parent 6c80487bfe
commit 2493f0005a
1 changed files with 39 additions and 23 deletions
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62
OsmAnd-java/src/net/osmand/binary/BinaryMapPoiReaderAdapter.java
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@ -21,11 +21,9 @@ import net.osmand.binary.BinaryMapIndexReader.SearchRequest;
import net.osmand.binary.OsmandOdb.OsmAndPoiNameIndex.OsmAndPoiNameIndexData;
import net.osmand.data.Amenity;
import net.osmand.data.Amenity.AmenityRoutePoint;
import net.osmand.data.AmenityType;
import net.osmand.data.LatLon;
import net.osmand.osm.MapPoiTypes;
import net.osmand.osm.PoiCategory;
import net.osmand.osm.PoiType;
import net.osmand.util.Algorithms;
import net.osmand.util.MapUtils;
import net.sf.junidecode.Junidecode;
@ -40,6 +38,7 @@ public class BinaryMapPoiReaderAdapter {
public static final int SHIFT_BITS_CATEGORY = 7;
private static final int CATEGORY_MASK = (1 << SHIFT_BITS_CATEGORY) - 1 ;
private static final int ZOOM_TO_SKIP_FILTER_READ = 6;
private static final int ZOOM_TO_SKIP_FILTER = 3;
private static final int BUCKET_SEARCH_BY_NAME = 5;
@ -451,10 +450,8 @@ public class BinaryMapPoiReaderAdapter {
int indexOffset = codedIS.getTotalBytesRead();
long time = System.currentTimeMillis();
TLongHashSet skipTiles = null;
int zoomToSkip = 31;
if(req.zoom != -1){
skipTiles = new TLongHashSet();
zoomToSkip = req.zoom + ZOOM_TO_SKIP_FILTER;
}
int length ;
int oldLimit ;
@ -481,13 +478,27 @@ public class BinaryMapPoiReaderAdapter {
if(skipTiles != null){
skipTiles.clear();
}
LOG.info("Searched poi structure in "+(System.currentTimeMillis() - time) +
"ms. Found " + offsets.length +" subtrees");
LOG.info("Searched poi structure in " + (System.currentTimeMillis() - time) + " ms. Found "
+ offsets.length + " subtrees");
for (int j = 0; j < offsets.length; j++) {
long skipVal = offsetsMap.get(offsets[j]);
if (skipTiles != null && skipVal != -1) {
int dzoom = ZOOM_TO_SKIP_FILTER_READ - ZOOM_TO_SKIP_FILTER;
long dx = (skipVal >> ZOOM_TO_SKIP_FILTER_READ);
long dy = skipVal - (dx << ZOOM_TO_SKIP_FILTER_READ);
skipVal = ((dx >> dzoom) << ZOOM_TO_SKIP_FILTER) | (dy >> dzoom);
if (skipVal != -1 && skipTiles.contains(skipVal)) {
continue;
}
}
codedIS.seek(offsets[j] + indexOffset);
int len = readInt();
int oldLim = codedIS.pushLimit(len);
readPoiData(left31, right31, top31, bottom31, req, region, skipTiles, zoomToSkip);
boolean read = readPoiData(left31, right31, top31, bottom31, req, region, skipTiles,
req.zoom == -1 ? 31 : req.zoom + ZOOM_TO_SKIP_FILTER );
if(read && skipVal != -1 && skipTiles != null) {
skipTiles.add(skipVal);
}
codedIS.popLimit(oldLim);
if(req.isCancelled()){
return;
@ -542,20 +553,21 @@ public class BinaryMapPoiReaderAdapter {
}
}
private void readPoiData(int left31, int right31, int top31, int bottom31,
private boolean readPoiData(int left31, int right31, int top31, int bottom31,
SearchRequest<Amenity> req, PoiRegion region, TLongHashSet toSkip, int zSkip) throws IOException {
int x = 0;
int y = 0;
int zoom = 0;
boolean read = false;
while(true){
if(req.isCancelled()){
return;
return read;
}
int t = codedIS.readTag();
int tag = WireFormat.getTagFieldNumber(t);
switch (tag) {
case 0:
return;
return read;
case OsmandOdb.OsmAndPoiBoxData.X_FIELD_NUMBER :
x = codedIS.readUInt32();
break;
@ -574,19 +586,21 @@ public class BinaryMapPoiReaderAdapter {
if (toSkip != null) {
int xp = (int) MapUtils.getTileNumberX(zSkip, am.getLocation().getLongitude());
int yp = (int) MapUtils.getTileNumberY(zSkip, am.getLocation().getLatitude());
long val = (((long) xp) << zSkip) | yp;
if (!toSkip.contains(val)) {
long valSkip = (((long) xp) << zSkip) | yp;
if (!toSkip.contains(valSkip)) {
boolean publish = req.publish(am);
if(publish) {
toSkip.add(val);
read = true;
toSkip.add(valSkip);
}
}
if(zSkip <= zoom){
} else if(zSkip <= zoom){
codedIS.skipRawBytes(codedIS.getBytesUntilLimit());
return;
return read;
}
} else {
req.publish(am);
if(req.publish(am)) {
read = true;
}
}
}
break;
@ -788,9 +802,10 @@ public class BinaryMapPoiReaderAdapter {
}
private boolean readBoxField(int left31, int right31, int top31, int bottom31,
int px, int py, int pzoom, TIntLongHashMap offsetsMap, TLongHashSet skipTiles, SearchRequest<Amenity> req, PoiRegion region) throws IOException {
int px, int py, int pzoom, TIntLongHashMap offsetsMap, TLongHashSet skipTiles,
SearchRequest<Amenity> req, PoiRegion region) throws IOException {
req.numberOfReadSubtrees++;
int zoomToSkip = req.zoom + ZOOM_TO_SKIP_FILTER;
int zoomToSkip = req.zoom == -1 ? 31 : req.zoom + ZOOM_TO_SKIP_FILTER_READ;
boolean checkBox = true;
boolean existsCategories = false;
int zoom = pzoom;
@ -863,7 +878,6 @@ public class BinaryMapPoiReaderAdapter {
case OsmandOdb.OsmAndPoiBox.SHIFTTODATA_FIELD_NUMBER: {
int x = dx + (px << (zoom - pzoom));
int y = dy + (py << (zoom - pzoom));
long l = ((((x << zoom) | y) << 5) | zoom);
boolean read = true;
if(req.tiles != null) {
long zx = x << (SearchRequest.ZOOM_TO_SEARCH_POI - zoom);
@ -872,11 +886,13 @@ public class BinaryMapPoiReaderAdapter {
}
int offset = readInt();
if (read) {
offsetsMap.put(offset, l);
if (skipTiles != null && zoom >= zoomToSkip) {
long val = ((((long) x) >> (zoom - zoomToSkip)) << zoomToSkip)
long valSkip = ((((long) x) >> (zoom - zoomToSkip)) << zoomToSkip)
| (((long) y) >> (zoom - zoomToSkip));
skipTiles.add(val);
offsetsMap.put(offset, valSkip);
skipTiles.add(valSkip);
} else {
offsetsMap.put(offset, -1);
}
}
} break;