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fix leak of prefetched parent tiles

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This commit is contained in:
Hannes Janetzek 2013-02-06 12:17:53 +01:00
parent d80534a20f
commit 53e6b6537f
1 changed files with 28 additions and 23 deletions
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51
src/org/oscim/renderer/TileManager.java
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@ -67,18 +67,18 @@ public class TileManager {
private volatile int mTilesForUpload;
// new tile jobs for MapWorkers
private ArrayList<JobTile> mJobs;
private final ArrayList<JobTile> mJobs;
// counter to check whether current TileSet has changed
private static int mUpdateSerial;
// lock for TileSets while updating MapTile locks
private Object mTilelock = new Object();
private final Object mTilelock = new Object();
private TileSet mCurrentTiles;
/* package */TileSet mNewTiles;
private float[] mTileCoords = new float[8];
private final float[] mTileCoords = new float[8];
public TileManager(MapView mapView) {
mMapView = mapView;
@ -187,8 +187,10 @@ public class TileManager {
mMapView.render();
int remove = mTilesCount - GLRenderer.CACHE_TILES;
if (remove > CACHE_THRESHOLD ||
mTilesForUpload > MAX_TILES_IN_QUEUE)
limitCache(mapPosition, remove);
}
}
@ -330,25 +332,8 @@ public class TileManager {
if (tile == null) {
tile = new MapTile(x, y, zoomLevel);
QuadTree.add(tile);
if (mTilesSize == mTiles.length) {
if (mTilesSize > mTilesCount) {
//Log.d(TAG, "repack: " + mTiles.length + " / " + mTilesCount);
TileDistanceSort.sort(mTiles, 0, mTilesSize);
mTilesSize = mTilesCount;
}
if (mTilesSize > mTiles.length - 10) {
//Log.d(TAG, "realloc tiles");
MapTile[] tmp = new MapTile[mTiles.length + 10];
System.arraycopy(mTiles, 0, tmp, 0, mTilesCount);
mTiles = tmp;
}
}
mTiles[mTilesSize++] = tile;
mJobs.add(tile);
mTilesCount++;
addToCache(tile);
} else if (!tile.isActive()) {
mJobs.add(tile);
@ -363,7 +348,7 @@ public class TileManager {
QuadTree.add(p);
p.state = STATE_LOADING;
mJobs.add(p);
addToCache(p);
} else if (!p.isActive()) {
p.state = STATE_LOADING;
mJobs.add(p);
@ -373,6 +358,27 @@ public class TileManager {
return tile;
}
private void addToCache(MapTile tile) {
if (mTilesSize == mTiles.length) {
if (mTilesSize > mTilesCount) {
Log.d(TAG, "repack: " + mTiles.length + " / " + mTilesCount);
TileDistanceSort.sort(mTiles, 0, mTilesSize);
mTilesSize = mTilesCount;
}
if (mTilesSize > mTiles.length - 10) {
Log.d(TAG, "realloc tiles");
MapTile[] tmp = new MapTile[mTiles.length + 10];
System.arraycopy(mTiles, 0, tmp, 0, mTilesCount);
mTiles = tmp;
}
}
mTiles[mTilesSize++] = tile;
mTilesCount++;
}
private void clearTile(MapTile t) {
if (t == null)
return;
@ -506,7 +512,6 @@ public class TileManager {
MapTile t = tiles[i];
if (t != null && t.state == STATE_NEW_DATA) {
if (!t.isLocked()) {
clearTile(t);
tiles[i] = null;
remove--;