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Check extent for wrapped tile coordinate

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This commit is contained in:
ahocevar
2019-08-18 16:21:46 +02:00
parent f839b34594
commit 6a741d0504
1 changed files with 5 additions and 6 deletions
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11
src/ol/source/VectorTile.js
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@@ -328,18 +328,17 @@ class VectorTile extends UrlTile {
} }
} }
const tileCoord = [z, x, y]; const tileCoord = [z, x, y];
let urlTileCoord = this.getTileCoordForTileUrlFunction(tileCoord, projection);
const sourceExtent = this.getTileGrid().getExtent(); const sourceExtent = this.getTileGrid().getExtent();
let tileInExtent = true;
if (sourceExtent) { if (sourceExtent) {
const tileGrid = this.getTileGridForProjection(projection); const tileGrid = this.getTileGridForProjection(projection);
const tileExtent = tileGrid.getTileCoordExtent(tileCoord); const tileExtent = tileGrid.getTileCoordExtent(urlTileCoord);
// make extent 1 pixel smaller so we don't load tiles for < 0.5 pixel render space // make extent 1 pixel smaller so we don't load tiles for < 0.5 pixel render space
bufferExtent(tileExtent, -1 / tileGrid.getResolution(z), tileExtent); bufferExtent(tileExtent, -1 / tileGrid.getResolution(z), tileExtent);
tileInExtent = intersects(sourceExtent, tileExtent); if (!intersects(sourceExtent, tileExtent)) {
urlTileCoord = null;
}
} }
const urlTileCoord = tileInExtent ?
this.getTileCoordForTileUrlFunction(tileCoord, projection) :
null;
const newTile = new VectorRenderTile( const newTile = new VectorRenderTile(
tileCoord, tileCoord,
urlTileCoord !== null ? TileState.IDLE : TileState.EMPTY, urlTileCoord !== null ? TileState.IDLE : TileState.EMPTY,