Re-use ol.Extent objects

2013-04-09 17:30:46 +02:00
parent ee8e565be2
commit fe03ebe99c
6 changed files with 20 additions and 12 deletions
@@ -116,6 +116,7 @@ ol.renderer.dom.TileLayer.prototype.renderFrame =
      tilesToDrawByZ, getTileIfLoaded);

  var allTilesLoaded = true;
+  var tmpExtent = new ol.Extent(0, 0, 0, 0);
  var tmpTileRange = new ol.TileRange(0, 0, 0, 0);
  var childTileRange, fullyLoaded, tile, tileState, x, y;
  for (x = tileRange.minX; x <= tileRange.maxX; ++x) {
@@ -133,10 +134,10 @@ ol.renderer.dom.TileLayer.prototype.renderFrame =

      allTilesLoaded = false;
      fullyLoaded = tileGrid.forEachTileCoordParentTileRange(
-          tile.tileCoord, findLoadedTiles, null, tmpTileRange);
+          tile.tileCoord, findLoadedTiles, null, tmpTileRange, tmpExtent);
      if (!fullyLoaded) {
        childTileRange = tileGrid.getTileCoordChildTileRange(
-            tile.tileCoord, tmpTileRange);
+            tile.tileCoord, tmpTileRange, tmpExtent);
        if (!goog.isNull(childTileRange)) {
          findLoadedTiles(z + 1, childTileRange);
        }