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Mapsforge: at large query zoom levels enlarge clip buffer, fixes #231

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Emux
2017-09-06 11:16:23 +03:00
parent f1634e4976
commit f63c303293
2 changed files with 7 additions and 2 deletions
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8
vtm/src/org/oscim/tiling/source/mapfile/MapDatabase.java
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@@ -372,8 +372,12 @@ public class MapDatabase implements ITileDataSource {
//log.debug(numCols + "/" + numRows + " " + mCurrentCol + " " + mCurrentRow);
// Buffer based on dpi
int buffer = (int) (16 * CanvasAdapter.dpi / CanvasAdapter.DEFAULT_DPI + 0.5f);
// At large query zoom levels use enlarged buffer
int buffer;
if (queryParameters.queryZoomLevel > MapFileTileSource.MAX_ZOOM_LEVEL)
buffer = Tile.SIZE / 2;
else
buffer = (int) (16 * CanvasAdapter.dpi / CanvasAdapter.DEFAULT_DPI + 0.5f);
xmin = -buffer;
ymin = -buffer;