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feat(layers): forward path antialiasing through composite layers - #10561
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chrisgervang merged 3 commits intoAug 21, 2026
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Greptile SummaryThe PR exposes PathLayer analytic antialiasing through polygon, GeoJSON, and geographic-cell composite layers while preserving the default-off behavior.
Confidence Score: 5/5The PR appears safe to merge. No blocking failure remains.
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| Filename | Overview |
|---|---|
| modules/layers/src/polygon-layer/polygon-layer.ts | Defines a default-off lineAntialiasing property and forwards it to the polygon stroke PathLayer. |
| modules/layers/src/geojson-layer/geojson-layer.ts | Adds the public GeoJsonLayer stroke option used by PathLayer-backed line and polygon-outline sublayers. |
| modules/layers/src/geojson-layer/sub-layer-map.ts | Maps GeoJsonLayer lineAntialiasing to the underlying PathLayer antialiasing property. |
| modules/geo-layers/src/geo-cell-layer/GeoCellLayer.ts | Passes lineAntialiasing through geographic-cell layers to their PolygonLayer sublayer. |
| test/modules/layers/antialiasing-composite.spec.ts | Verifies default-off and enabled shader-define forwarding for PolygonLayer and GeoJsonLayer. |
Flowchart
%%{init: {'theme': 'neutral'}}%%
flowchart LR
GeoJson[GeoJsonLayer lineAntialiasing] --> GeoPath[Line and polygon-stroke PathLayers]
Polygon[PolygonLayer lineAntialiasing] --> PolygonPath[Stroke PathLayer]
GeoCell[GeoCellLayer / S2Layer] --> Polygon
GeoPath --> Shader[ANTIALIASING shader variant]
PolygonPath --> Shader
Reviews (17): Last reviewed commit: "fix(geo-cell-layer): forward line antial..." | Re-trigger Greptile
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Goal
Expose PathLayer analytic antialiasing through the composite layers that render polygon and GeoJSON strokes.
Change List
lineAntialiasingto PolygonLayer and forward it to the stroke PathLayer.lineAntialiasingto GeoJsonLayer and map it to line and polygon-stroke sublayers.pointAntialiasingnaming precedent.Validation
yarn lintandyarn buildNote
Low Risk
Optional prop defaults to false, so existing visuals are unchanged. Only prop forwarding and docs/tests; no shader or data-path changes.
Overview
Exposes PathLayer analytic antialiasing on polygon and GeoJSON strokes via a new
lineAntialiasingprop (defaultfalse).PolygonLayerandGeoJsonLayernow forward the flag to their strokePathLayers.GeoCellLayer(and thus layers likeS2Layer) pass it through as well. Docs and composite tests cover default-off behavior and shader define forwarding.Reviewed by Cursor Bugbot for commit 614382b. Bugbot is set up for automated code reviews on this repo. Configure here.