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Re-use ol.TileRange objects

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This commit is contained in:
Tom Payne
2013-04-09 16:04:04 +02:00
parent e30109913e
commit e556c87a7c
3 changed files with 19 additions and 11 deletions
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6
src/ol/renderer/webgl/webgltilelayerrenderer.js
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@@ -199,6 +199,7 @@ ol.renderer.webgl.TileLayer.prototype.renderFrame =
tilesToDrawByZ, getTileIfLoaded);
var allTilesLoaded = true;
var tmpTileRange = new ol.TileRange(0, 0, 0, 0);
var childTileRange, fullyLoaded, tile, tileState, x, y;
for (x = tileRange.minX; x <= tileRange.maxX; ++x) {
for (y = tileRange.minY; y <= tileRange.maxY; ++y) {
@@ -217,9 +218,10 @@ ol.renderer.webgl.TileLayer.prototype.renderFrame =
allTilesLoaded = false;
fullyLoaded = tileGrid.forEachTileCoordParentTileRange(
tile.tileCoord, findLoadedTiles);
tile.tileCoord, findLoadedTiles, null, tmpTileRange);
if (!fullyLoaded) {
childTileRange = tileGrid.getTileCoordChildTileRange(tile.tileCoord);
childTileRange = tileGrid.getTileCoordChildTileRange(
tile.tileCoord, tmpTileRange);
if (!goog.isNull(childTileRange)) {
findLoadedTiles(z + 1, childTileRange);
}