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Update minZoom check to ignore zoomOffset and rounding #9807

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Update minZoom check to ignore zoomOffset and rounding #9807

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318ce86
Fix that minzoom calcs were using round or ceil instead of floor
rory-orennia Oct 3, 2025
271d1ac
Merge branch 'master' into minzoom-fix
rory-orennia Oct 9, 2025
079ad41
update getTileIndices logic
rory-orennia Oct 28, 2025
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4 changes: 2 additions & 2 deletions modules/geo-layers/src/tileset-2d/utils.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -285,8 +285,8 @@ export function getTileIndices({
zoomOffset?: number;
}) {
let z = viewport.isGeospatial
? Math.round(viewport.zoom + Math.log2(TILE_SIZE / tileSize)) + zoomOffset
: Math.ceil(viewport.zoom) + zoomOffset;
? Math.floor(viewport.zoom + Math.log2(TILE_SIZE / tileSize)) + zoomOffset
: Math.floor(viewport.zoom) + zoomOffset;
if (typeof minZoom === 'number' && Number.isFinite(minZoom) && z < minZoom) {
if (!extent) {
return [];
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