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We no longer need to increase the cache size

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This commit is contained in:
Andreas Hocevar
2020-01-05 22:30:54 +01:00
parent 46d98201c3
commit 5a8df1d4e2
2 changed files with 0 additions and 31 deletions
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22
src/ol/renderer/canvas/TileLayer.js
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@@ -362,7 +362,6 @@ class CanvasTileLayerRenderer extends CanvasLayerRenderer {
this.manageTilePyramid(frameState, tileSource, tileGrid, pixelRatio, this.manageTilePyramid(frameState, tileSource, tileGrid, pixelRatio,
projection, extent, z, tileLayer.getPreload()); projection, extent, z, tileLayer.getPreload());
this.updateCacheSize_(frameState, tileSource);
this.scheduleExpireCache(frameState, tileSource); this.scheduleExpireCache(frameState, tileSource);
this.postRender(context, frameState); this.postRender(context, frameState);
@@ -474,27 +473,6 @@ class CanvasTileLayerRenderer extends CanvasLayerRenderer {
usedTiles[tileSourceKey][tile.getKey()] = true; usedTiles[tileSourceKey][tile.getKey()] = true;
} }
/**
* Check if the cache is big enough, and increase its size if necessary.
* @param {import("../../PluggableMap.js").FrameState} frameState Frame state.
* @param {import("../../source/Tile.js").default} tileSource Tile source.
* @private
*/
updateCacheSize_(frameState, tileSource) {
const tileSourceKey = getUid(tileSource);
let size = 0;
if (tileSourceKey in frameState.usedTiles) {
size += Object.keys(frameState.usedTiles[tileSourceKey]).length;
}
if (tileSourceKey in frameState.wantedTiles) {
size += Object.keys(frameState.wantedTiles[tileSourceKey]).length;
}
const tileCache = tileSource.tileCache;
if (tileCache.highWaterMark < size) {
tileCache.highWaterMark = size;
}
}
/** /**
* Manage tile pyramid. * Manage tile pyramid.
* This function performs a number of functions related to the tiles at the * This function performs a number of functions related to the tiles at the

9
test/spec/ol/renderer/canvas/tilelayer.test.js
View File

@@ -78,15 +78,6 @@ describe('ol.renderer.canvas.TileLayer', function() {
disposeMap(map); disposeMap(map);
}); });
it('increases the cache size if necessary', function(done) {
const tileCache = layer.getSource().tileCache;
expect(tileCache.highWaterMark).to.be(1);
map.once('rendercomplete', function() {
expect(tileCache.highWaterMark).to.be(2);
done();
});
});
it('respects the source\'s zDirection setting', function(done) { it('respects the source\'s zDirection setting', function(done) {
layer.getSource().zDirection = 1; layer.getSource().zDirection = 1;
map.getView().setZoom(5.8); // would lead to z6 tile request with the default zDirection map.getView().setZoom(5.8); // would lead to z6 tile request with the default zDirection