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Optimizing trees theme and clustering

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This commit is contained in:
Pieter Vander Vennet 2021-10-15 18:48:33 +02:00
parent 5ac035be20
commit 8fca373437
11 changed files with 125 additions and 67 deletions
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13
Logic/FeatureSource/FeaturePipeline.ts
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@ -58,7 +58,7 @@ export default class FeaturePipeline {
private readonly freshnesses = new Map<string, TileFreshnessCalculator>();
private readonly oldestAllowedDate: Date = new Date(new Date().getTime() - 60 * 60 * 24 * 30 * 1000);
private readonly osmSourceZoomLevel = 15
private readonly osmSourceZoomLevel
constructor(
handleFeatureSource: (source: FeatureSourceForLayer & Tiled) => void,
@ -74,10 +74,12 @@ export default class FeaturePipeline {
readonly overpassMaxZoom: UIEventSource<number>;
readonly osmConnection: OsmConnection
readonly currentBounds: UIEventSource<BBox>,
readonly osmApiTileSize: UIEventSource<number>
}) {
this.state = state;
const self = this
this.osmSourceZoomLevel = state.osmApiTileSize.data;
// milliseconds
const useOsmApi = state.locationControl.map(l => l.zoom > (state.overpassMaxZoom.data ?? 12))
this.relationTracker = new RelationsTracker()
@ -275,18 +277,19 @@ export default class FeaturePipeline {
private getNeededTilesFromOsm(isSufficientlyZoomed: UIEventSource<boolean>): UIEventSource<number[]> {
const self = this
return this.state.currentBounds.map(bbox => {
console.log("Current bbox is", bbox)
if (bbox === undefined) {
return undefined
return []
}
if (!isSufficientlyZoomed.data) {
return undefined;
return [];
}
const osmSourceZoomLevel = self.osmSourceZoomLevel
const range = bbox.containingTileRange(osmSourceZoomLevel)
const tileIndexes = []
if (range.total >= 100) {
// Too much tiles!
return []
return undefined
}
Tiles.MapRange(range, (x, y) => {
const i = Tiles.tile_index(osmSourceZoomLevel, x, y);
@ -299,7 +302,7 @@ export default class FeaturePipeline {
tileIndexes.push(i)
})
return tileIndexes
})
}, [isSufficientlyZoomed])
}
private initOverpassUpdater(state: {