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feat(outlines): voice outlines without Overpass — bundled US places and neighborhoods, guarded Nominatim, OpenFreeMap streets and buildings
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@@ -19,18 +19,50 @@ import {
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lookupNaturalRegionOutline,
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findNaturalRegion,
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} from '../data/naturalEarthRegions.js';
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import { findAdminArea, findAdminAreaAt } from '../data/adminBoundaries.js';
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import {
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findAdminArea,
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findAdminAreaAt,
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polygonsContain as polygonsContainPoint,
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} from '../data/adminBoundaries.js';
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import {
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findNeighborhoodArea,
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findNeighborhoodAreaAt,
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findPlaceArea,
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findPlaceAreaAt,
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NEIGHBORHOOD_NEAR_KM,
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normalizePlaceName,
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PLACE_NEAR_KM,
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} from '../data/placeBoundaries.js';
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import {
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registerDynamicCredit,
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NATURAL_EARTH_CREDIT,
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US_CENSUS_CREDIT,
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OSM_CREDIT,
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OPENMAPTILES_CREDIT,
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WOF_CREDIT,
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} from '../data/dataCredits.js';
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import { createOutlineRungs } from './outlineRungs.js';
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import { unavailablePlaceSearch } from '../search/placeSearch.js';
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import { isPickedWorldPosition } from '../data/scenePick.js';
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/** Ms the analyst region lookup waits on geocode + admin boundary. */
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export const REGION_FALLBACK_BUDGET_MS = 3_000;
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/**
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* Names that end like a landmark rather than a district: "Central Park",
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* "Lake Merritt"-style suffixes are checked on the last word only, so "Park
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* Slope" and "Notting Hill" stay districts.
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*/
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const LANDMARK_NAME =
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/\b(?:park|gardens?|square|plaza|lake|river|bay|beach|pier|harbou?r|airport|station|stadium|arena|cemetery|zoo|university|college|campus|palace|castle|cathedral|church|temple|mosque|bridge|market|mall|cent(?:er|re)|tower|museum|reservoir|forest|woods?|heath|common|green)$/i;
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/** The name part of an ask, before any comma qualifier. */
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function stripQualifiers(query) {
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return String(query || '')
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.split(',')[0]
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.trim();
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}
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/** Entity facts that rule out a state/county reading of the ask. */
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const NON_ADMIN_ENTITY_KINDS = new Set([
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'building',
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@@ -47,6 +79,8 @@ export function createAnnotationResolver({
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boundarySource,
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signal: lifetime,
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}),
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// Overpass-free rungs (OpenFreeMap tiles, guarded Nominatim) around the ladder.
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outlineRungs = createOutlineRungs(),
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} = {}) {
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requireFeatureSource(featureSource);
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lifetime?.throwIfAborted();
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@@ -176,6 +210,11 @@ export function createAnnotationResolver({
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// locality suffixes; the types classify the entity (point-like vs area-like).
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let placesPrimary = null;
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let placeTypes = [];
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// A coarse bundled admin-1 shape that carries a city's name (Natural
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// Earth's 11-vertex "Paris"): kept as the fallback while the finer rungs
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// (Census, Nominatim) try first.
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let coarseCityShape = null;
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const askNamesAdmin = Boolean(adminScopeFromAsk(target, entityKind));
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// Instrumentation (logged once per target at the end): which sources were tried and what they returned.
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const trace = {
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query: String(target || '').trim(),
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@@ -201,7 +240,26 @@ export function createAnnotationResolver({
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() => null,
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);
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signal?.throwIfAborted();
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if (admin) return bundledAdminTarget(viewer, admin, trace.query);
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if (admin && !askNamesAdmin && isCoarseCityShape(admin))
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coarseCityShape = admin;
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else if (admin) return bundledAdminTarget(viewer, admin, trace.query);
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// Bundled US places and neighborhoods named at or near the view. A
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// campus, grounds or monument ask ("Stanford" as a compound, "the
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// Capitol grounds") wants that feature, not a district of its name,
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// and "the area around X" is drawn by the ladder below.
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if (
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entityKind !== 'compound' &&
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intent !== 'around_the_thing' &&
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!isGroundsLikeQuery(trace.query) &&
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!isMonumentLikeQuery(trace.query)
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) {
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const area = await bundledAreaNear(trace.query, center, {
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entityKind,
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viewRadiusKm: viewportProximity(viewer)?.radiusKm ?? null,
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});
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signal?.throwIfAborted();
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if (area) return bundledAdminTarget(viewer, area, trace.query);
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}
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}
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if (!Number.isFinite(lat) || !Number.isFinite(lon)) {
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@@ -329,7 +387,10 @@ export function createAnnotationResolver({
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}
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}
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if (!Number.isFinite(lat) || !Number.isFinite(lon)) return null;
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if (!Number.isFinite(lat) || !Number.isFinite(lon))
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return coarseCityShape
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? bundledAdminTarget(viewer, coarseCityShape, trace.query)
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: null;
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// Monument/memorial/statue names geocode unreliably — Google scatters them across the city (e.g.
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// several Texas Capitol monuments landed blocks-to-miles apart, looking "all over the map"). When
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@@ -394,7 +455,9 @@ export function createAnnotationResolver({
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`osmSnap=${trace.osmSnap} → FINAL source=rejected (proximity gate, ${drift.driftKm.toFixed(0)}km > ${drift.limitKm.toFixed(0)}km)`,
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);
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}
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return null;
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return coarseCityShape
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? bundledAdminTarget(viewer, coarseCityShape, trace.query)
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: null;
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}
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}
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@@ -414,7 +477,23 @@ export function createAnnotationResolver({
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// an admin boundary for a city/state, the enclosing compound for a mall/campus, a single
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// building for a premise. The voice model's entityKind (an entity FACT) refines an
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// unresolved 'auto' scope only — real geocode types always win.
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const baseScope = refineScope(scopeFromTypes(geocodeTypes), entityKind);
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// A campus or grounds ask ("Stanford University", "Stanford campus",
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// "the Capitol grounds", in the target or its label) or a compound by
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// entity fact wants that compound even when the geocoder types the town
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// or the state: never a Census place, neighborhood or admin boundary.
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const typedScope = refineScope(scopeFromTypes(geocodeTypes), entityKind);
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const compoundAsk =
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entityKind === 'compound' ||
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isCampusAsk(target) ||
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isGroundsLikeQuery(target) ||
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isGroundsLikeQuery(labelHint);
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const baseScope =
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compoundAsk &&
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['country', 'state', 'county', 'city', 'neighborhood'].includes(
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typedScope,
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)
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? 'compound'
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: typedScope;
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// Point-like targets (monuments/statues/memorials/…) resolve POINT-FIRST: only an
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// (almost) exactly-named, monument-scale polygon may replace the point; a nearby polygon
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// sharing locality words must not (docs/field-test-rootcause-2026-06-30.md §1).
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@@ -443,7 +522,7 @@ export function createAnnotationResolver({
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* The inline path awaits it right here; progressive callers (deferFootprint) invoke it
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* AFTER the anchor mark is drawn and upgrade the mark in place.
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*/
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const resolveOutline = async () => {
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const resolveBaseOutline = async () => {
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let scope = baseScope;
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const isAdmin =
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scope === 'country' ||
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@@ -471,6 +550,7 @@ export function createAnnotationResolver({
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);
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if (ne) {
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registerDynamicCredit(viewer, NATURAL_EARTH_CREDIT);
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traceBundledOutline(ne.name, 'natural-earth');
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const neCentroid = ringCentroid(ne.ring);
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return {
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ring: ne.ring,
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@@ -526,7 +606,18 @@ export function createAnnotationResolver({
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lon,
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scope,
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).catch(() => null);
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if (admin) return bundledAdminOutline(viewer, admin);
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if (admin && !askNamesAdmin && isCoarseCityShape(admin))
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coarseCityShape ||= admin;
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else if (admin) return bundledAdminOutline(viewer, admin);
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}
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// A geocoded US city, town or CDP: the Census place that holds it.
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if (scope === 'city') {
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const place = await findPlaceAreaAt(
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[target, matchName],
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lat,
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lon,
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).catch(() => null);
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if (place) return bundledAdminOutline(viewer, place);
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}
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// Pure admin: only an admin boundary is correct — never fall back to a
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// building/landuse (a city is never a single building).
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@@ -537,7 +628,19 @@ export function createAnnotationResolver({
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// resolve here instantly to a REAL boundary, sidestepping the slow/flaky live-Overpass
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// path that times out and falls back to points (see docs/field-test-2-analysis.md).
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const ext = await lookupNeighborhoodRing(lat, lon, matchName);
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if (ext) fp = { ring: ext.ring, kind: 'area', heightM: null };
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if (ext) {
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traceBundledOutline(ext.name || matchName, 'datasf');
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fp = { ring: ext.ring, kind: 'area', heightM: null };
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}
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// THEN a bundled Who's On First neighborhood carrying the name at the point.
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if (!fp) {
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const wof = await findNeighborhoodAreaAt(
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[target, matchName],
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lat,
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lon,
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).catch(() => null);
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if (wof) return bundledAdminOutline(viewer, wof);
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}
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// Else fall through to the OSM admin/place → named-landuse → synthesis ladder. Each
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// returns a footprint, null (definitively no polygon), or undefined (transient
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// upstream failure). Synthesize a blob (the "Mission" problem, research §3b) ONLY
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@@ -663,6 +766,11 @@ export function createAnnotationResolver({
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}
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}
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}
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return finishOutline(fp, scope);
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};
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/** Validate a footprint for its scope and re-centre it (resolveOutline's patch). */
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const finishOutline = (fp, scope) => {
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// Scope sanity: reject a real footprint whose area is wildly wrong for the asked
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// scope (a building/compound/neighborhood intent must never draw a state-sized
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// blob). Synthesized discs are deliberately sized and exempt.
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@@ -693,17 +801,51 @@ export function createAnnotationResolver({
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footprintKind: fp.kind,
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buildingHeight: fp.heightM,
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synthesized: Boolean(fp.synthesized),
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...(Array.isArray(fp.polygons) ? { polygons: fp.polygons } : {}),
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lat: centroid.lat,
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lon: centroid.lon,
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height: sampleGroundHeight(viewer, centroid.lon, centroid.lat),
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};
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};
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// Streets and pointed-at buildings from tiles, then this ladder, then the
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// guarded Nominatim outline (see outlineRungs.js).
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const outlineContext = {
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scope: baseScope,
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target,
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matchName,
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lat,
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lon,
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fromName: fromGeocode || source === 'places' || source === 'osm-local',
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pointLike,
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groundsLike,
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around: intent === 'around_the_thing',
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view: viewportProximity(viewer),
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signal,
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credit: (kind) =>
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registerDynamicCredit(
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viewer,
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kind === 'tiles' ? OPENMAPTILES_CREDIT : OSM_CREDIT,
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),
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};
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const resolveOutline = async () => {
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const result = await outlineRungs.resolve(outlineContext, {
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base: resolveBaseOutline,
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finish: finishOutline,
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});
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// Nothing finer answered (no polygon, Nominatim off, busy or capped):
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// the coarse bundled shape beats a point.
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if (coarseCityShape && !(result?.ring && !result.synthesized))
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return bundledAdminOutline(viewer, coarseCityShape);
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return result;
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};
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let ring = null;
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let footprintKind = null; // 'building' | 'area'
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let buildingHeight = null; // meters, only for buildings
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let outlineUnavailable = false;
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let synthesized = false; // true = buffered/approximate area, render dashed/feathered
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let polygons = null; // every part of a multi-part outline, when known
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if (footprint && !deferFootprint) {
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const fp = await resolveOutline();
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outlineUnavailable = isUnavailableCapability(fp);
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@@ -712,6 +854,7 @@ export function createAnnotationResolver({
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footprintKind = fp.footprintKind;
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buildingHeight = fp.buildingHeight;
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synthesized = fp.synthesized;
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polygons = fp.polygons || null;
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// Re-center the anchor on the resolved footprint centroid.
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lat = fp.lat;
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lon = fp.lon;
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@@ -739,6 +882,7 @@ export function createAnnotationResolver({
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source,
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synthesized,
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outlineUnavailable,
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...(polygons ? { polygons } : {}),
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viewport: placeViewport,
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...(footprint && deferFootprint ? { resolveOutline } : {}),
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};
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@@ -778,13 +922,109 @@ export function createAnnotationResolver({
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const GROUNDS_RADIUS_M = 300; // "X grounds/compound/campus" loose disc when OSM has no polygon
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const GROUNDS_RADIUS_MIN_M = 150; // viewport-derived grounds disc is clamped to this band so a tiny
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const GROUNDS_RADIUS_MAX_M = 1200; // place can't shrink to a dot, nor a city-wide viewport balloon
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const COARSE_CITY_MAX_KM2 = 5_000; // city-sized admin-1 units (see isCoarseCityShape)
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const COARSE_CITY_MAX_VERTICES = 32;
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/** Credit the pack a bundled boundary came from. */
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function creditAdminSource(viewer, admin) {
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registerDynamicCredit(
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viewer,
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admin.source === 'us-census' ? US_CENSUS_CREDIT : NATURAL_EARTH_CREDIT,
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);
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const credit = {
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'natural-earth': NATURAL_EARTH_CREDIT,
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'us-census': US_CENSUS_CREDIT,
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wof: WOF_CREDIT,
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}[admin.source];
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if (credit) registerDynamicCredit(viewer, credit);
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}
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/**
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* The bundled US place or neighborhood an ask names at or near the view,
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* from Census places, the San Francisco DataSF pack (first in SF), then
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* Who's On First. How far "near" reaches follows the view (half its
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* radius); a state-qualified place ("Springfield, Illinois") needs no
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* view. A district ask takes a neighborhood first and a place only when
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* the view is inside it ("Richmond" over SF is not Richmond, CA). Without
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* an entity kind the candidate that holds the view wins, else the nearer.
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* A name that ends like a landmark ("Central Park", "Lake Merritt") is
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* left to the landmark ladder unless the ask is a district.
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*/
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async function bundledAreaNear(
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query,
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center,
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{ entityKind = null, viewRadiusKm = null } = {},
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) {
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const district = entityKind === 'district';
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if (!district && LANDMARK_NAME.test(stripQualifiers(query))) return null;
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const reach = Number.isFinite(viewRadiusKm) ? viewRadiusKm / 2 : null;
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const clamp = (km, lo, hi) =>
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km === null ? hi : Math.min(hi, Math.max(lo, km));
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const placeReach = district ? 0 : clamp(reach, 3, PLACE_NEAR_KM);
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const place = await findPlaceArea(query, {
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near: center,
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nearKm: placeReach,
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}).catch(() => null);
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const holds = (area) =>
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Boolean(center) &&
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polygonsContainPoint(area.polygons, center.lat, center.lon);
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// A district ask only takes a place the view is inside (or one a state
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// qualifier named outright).
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const placeOk =
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place && (!district || holds(place) || /,/.test(query)) ? place : null;
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if (!center) return placeOk;
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let hood = null;
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const sf = await lookupNeighborhoodRing(center.lat, center.lon, query, {
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exact: true,
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}).catch(() => null);
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if (sf) hood = sfNeighborhoodArea(sf);
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else
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hood = await findNeighborhoodArea(query, {
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near: center,
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nearKm: clamp(reach, 1, NEIGHBORHOOD_NEAR_KM),
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}).catch(() => null);
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// Outside a district ask, an alternate name unrelated to the name is too
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// weak: Se in Sao Paulo lists "Sao Paulo" among its names, and "outline
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// Sao Paulo" means the city ("Richmond" for Richmond District still counts).
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if (
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!district &&
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hood?.byAlias &&
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!normalizePlaceName(hood.name).includes(
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normalizePlaceName(stripQualifiers(query)),
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)
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)
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hood = null;
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if (!hood || !placeOk) return district ? hood || placeOk : placeOk || hood;
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if (district) return hood;
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const hoodHolds = holds(hood);
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const placeHolds = holds(placeOk);
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if (hoodHolds !== placeHolds) return hoodHolds ? hood : placeOk;
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const distance = (area) =>
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approximateDistanceM(
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center.lat,
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center.lon,
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area.label.lat,
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area.label.lon,
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);
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return distance(hood) <= distance(placeOk) ? hood : placeOk;
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}
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/** An SF DataSF ring in the bundled-area shape `bundledAdminTarget` takes. */
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function sfNeighborhoodArea({ ring, name }) {
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const lons = ring.map((p) => p[0]);
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const lats = ring.map((p) => p[1]);
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return {
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kind: 'neighborhood',
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name,
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region: null,
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source: 'datasf',
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polygons: [[ring]],
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ring,
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bbox: [
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Math.min(...lons),
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Math.min(...lats),
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Math.max(...lons),
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Math.max(...lats),
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],
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label: ringCentroid(ring),
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candidates: 1,
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};
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}
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/**
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@@ -796,6 +1036,7 @@ export function createAnnotationResolver({
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*/
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function bundledAdminOutline(viewer, admin) {
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creditAdminSource(viewer, admin);
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traceBundledOutline(admin.name, admin.source, admin.polygons?.length);
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const { lat, lon } = admin.label;
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return {
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ring: closeRing([...admin.ring]), // copy: closeRing mutates, the pack is shared
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@@ -810,6 +1051,31 @@ export function createAnnotationResolver({
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};
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}
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/**
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* Whether a bundled unit is too coarse to stand for a city of its name: a
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* Natural Earth admin-1 at city size (up to 5,000 km²) drawn with fewer
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* than 32 vertices. Paris (11), Buenos Aires (11), Washington DC (9),
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* Vienna and Prague (23) and Seoul (28) are; Berlin (48), Hamburg (43),
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* Bremen (39) and every larger state are not. Countries never are.
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*/
|
||||
function isCoarseCityShape(admin) {
|
||||
if (admin?.source !== 'natural-earth' || admin.kind !== 'state')
|
||||
return false;
|
||||
if (!(admin.areaKm2 <= COARSE_CITY_MAX_KM2)) return false;
|
||||
const vertices = (admin.polygons || []).reduce(
|
||||
(n, poly) => n + poly.reduce((m, ring) => m + ring.length, 0),
|
||||
0,
|
||||
);
|
||||
return vertices < COARSE_CITY_MAX_VERTICES;
|
||||
}
|
||||
|
||||
/** One trace line per outline a bundled pack answered (same shape as outlineRungs). */
|
||||
function traceBundledOutline(name, source, parts = 1) {
|
||||
console.log(
|
||||
`[Outline] "${name}": bundled → ${source} (${parts || 1} part(s))`,
|
||||
);
|
||||
}
|
||||
|
||||
/** A complete resolved target for a bundled administrative unit (no outline pending). */
|
||||
function bundledAdminTarget(viewer, admin, query) {
|
||||
const outline = bundledAdminOutline(viewer, admin);
|
||||
@@ -1561,6 +1827,19 @@ export function createAnnotationResolver({
|
||||
/** A target that reads like an enclosing GROUNDS / COMPOUND / CAMPUS (e.g. "Texas Capitol grounds")
|
||||
* rather than a single building — used to synthesize a loose-footprint disc when OSM has no real
|
||||
* polygon, instead of failing outright. */
|
||||
/**
|
||||
* A university, college or campus named as such: "Stanford University",
|
||||
* "Boston College", "University of Texas", "Stanford campus". Towns named
|
||||
* after one ("College Station", "University Park") are not.
|
||||
*/
|
||||
function isCampusAsk(query) {
|
||||
const text = stripQualifiers(String(query || '')).trim();
|
||||
return (
|
||||
/\b(?:university|college|campus)$/i.test(text) ||
|
||||
/^(?:the\s+)?(?:university|college)\s+of\b/i.test(text)
|
||||
);
|
||||
}
|
||||
|
||||
function isGroundsLikeQuery(query) {
|
||||
return /\b(grounds|compound|campus|complex|quad|plaza)\b/i.test(
|
||||
String(query || ''),
|
||||
@@ -2079,6 +2358,14 @@ export function createAnnotationResolver({
|
||||
).catch(() => null);
|
||||
if (admin) return { name: q, ring: [...admin.ring] };
|
||||
}
|
||||
if (scope === 'city') {
|
||||
const place = await findPlaceAreaAt(
|
||||
[q, geo.primaryName],
|
||||
geo.lat,
|
||||
geo.lon,
|
||||
).catch(() => null);
|
||||
if (place) return { name: q, ring: [...place.ring] };
|
||||
}
|
||||
const fp = await fetchAdminArea(geo.lat, geo.lon, q, scope, signal).catch(
|
||||
() => null,
|
||||
);
|
||||
|
||||
Reference in new issue
Block a user