Merge branch 'main' into fix/e-cctv-heading-north

changelog.d/1432-vessel-course-north.md

@@ -0,0 +1,3 @@
+- Show a vessel course of 359.5° or more as 0°. Vessel cards and the AIS HUD
+  rounded the course without wrapping, so a ship with no reported heading on
+  a 359.7° course read "360°" and "HDG: 360DEG" (Aditya, @Rohilalala, #1432).

changelog.d/1451-alpr-direction-north.md

@@ -0,0 +1,2 @@
+- Show an ALPR camera's mapped bearing of 359.5° or more as DIRECTION 0°
+  rather than DIRECTION 360° (Aditya, @Rohilalala, #1451).

changelog.d/1452-transit-heading-north.md

@@ -0,0 +1,3 @@
+- Show a transit vehicle's reported bearing of 359.5° or more as 0°. The
+  selected-vehicle card rounded it without wrapping, so a bus heading 359.6°
+  read "reported hdg 360°" (Aditya, @Rohilalala, #1452).

docs/CURRENT-STATE.md

@@ -557,7 +557,9 @@ those reports arrive as 102.3 knots and 360 degrees. Both are stored as unknown,
 and vessel cards, the HUD and analyst queries show a missing measurement rather
 than a reading. Heading keeps its existing separate check for its own sentinel.
 Genuine readings are unchanged, including a stopped vessel's zero and the
-highest speed and course the fields can encode.
+highest speed and course the fields can encode. Vessel cards and the HUD wrap
+the direction after rounding to whole degrees, so a course of 359.5° or more
+reads `0°` (`0DEG` in the HUD) rather than `360°`.
 
 For an already tracked vessel, AISStream static messages update name, type,
 destination and IMO without changing its position, motion, fix timestamps,
@@ -958,7 +960,9 @@ change. Once the camera is still and tiles have settled, each overlay anchor is
 replaced once by the rendered surface under it (two depth samples per paint,
 accepted only within -30/+40 m of the floor cell), so badges do not float or
 sink on slopes; wedge corners follow their own floor cells instead of staying
-level with the apex. Unknown bearings never acquire a wedge. The row reads
+level with the apex. Unknown bearings never acquire a wedge. The selected
+card's `DIRECTION` wraps after rounding to whole degrees, so a mapped bearing
+of 359.5° or more reads `0°` rather than `360°`. The row reads
 `N nearby · M on screen`; when every loaded camera is outside the view it adds
 "None on screen — nearby cameras are outside the view" instead of looking
 unloaded. `scripts/qa-alpr-journey.mjs` drives an Austin journey with ALPR off,
@@ -4488,7 +4492,9 @@ to 0.45 at two minutes, 0.20 at ten minutes and 0.08 at fifteen minutes.
 display delay and newest-report age, reported speed/stop, vehicle ID, and
 available trail duration. Report age is rounded to whole seconds and stays in seconds while that rounded
 count is below 90; otherwise it shows completed minutes calculated from the
-rounded second count. Its anchor follows the rendered marker; text is
+rounded second count. The reported heading wraps after rounding to whole
+degrees, so a bearing of 359.5° or more reads `hdg 0°` rather than `hdg 360°`.
+Its anchor follows the rendered marker; text is
 checked at 4 Hz and published when it changes. DETECT labels retain route,
 mode and motion, with the selected label suppressed beside its fuller card.
 Candidate membership changes on revisions, coalesced at 4 Hz; paints read

src/data/aisLiveVessels.test.mjs

@@ -1321,6 +1321,27 @@ test('buildVesselCard: heading falls back to course; missing parts are omitted',
   assert.deepEqual(bare.details, []);
 });
 
+test('vessel cards read a course that rounds to north as 0°, not 360°', () => {
+  const card = (course) => buildVesselCard(makeRecord({ heading: null, course })).details[0];
+  assert.equal(card(359.4), 'CONTAINER SHIP · 14.5KT · 359°');
+  assert.equal(card(359.7), 'CONTAINER SHIP · 14.5KT · 0°');
+  assert.equal(
+    buildSelectedVesselCard(makeRecord({ heading: null, course: 359.7 })).details[0],
+    'CONTAINER SHIP · 14.5KT · 0°',
+  );
+});
+
+test('the vessel HUD reads a course that rounds to north as HDG 0DEG', () => {
+  const harness = installWireHarness(undefined, { selectedRecord: null });
+  try {
+    Object.assign(harness.record, { heading: null, course: 359.7 });
+    assert.equal(aisLiveVesselsLayer.selectById(harness.record.mmsi), true);
+    assert.match(harness.hud.readout.text, /HDG: 0DEG/);
+  } finally {
+    harness.cleanup();
+  }
+});
+
 test('buildVesselCard: unnamed vessels title as MMSI; long names truncate', () => {
   const unnamed = buildVesselCard(makeRecord({ name: 'VESSEL' }));
   assert.equal(unnamed.title, 'MMSI 353136000');

src/layers/alpr/overlay.test.mjs

@@ -2,6 +2,7 @@ import test from 'node:test';
 import assert from 'node:assert/strict';
 import * as Cesium from 'cesium';
 import { createAlprOverlay } from './overlay.js';
+import { normalizeAlprNode } from './records.js';
 import {
   directionWedgePositions,
   alprLabelDetails,
@@ -218,6 +219,23 @@ test('adapter labels never claim a custom source is public OSM data', () => {
   );
 });
 
+test('a mapped bearing that rounds up to a whole turn reads 0°, not 360°', () => {
+  const direction = (tag) =>
+    alprLabelDetails(
+      normalizeAlprNode({
+        type: 'node',
+        id: 1,
+        lat: 30,
+        lon: -97,
+        tags: { 'surveillance:type': 'ALPR', 'camera:direction': tag },
+      }),
+      { label: 'Custom directory' },
+    ).find((line) => line.startsWith('DIRECTION'));
+  assert.equal(direction('359.6'), 'DIRECTION 0°');
+  assert.equal(direction('359.4'), 'DIRECTION 359°');
+  assert.equal(direction('0.4'), 'DIRECTION 0°');
+});
+
 test('overlay glyphs and native badges shrink alike with distance', () => {
   assert.equal(markerScale(100), 1.15);
   assert.equal(markerScale(40_000), 0.45);

src/layers/alpr/visuals.js

@@ -49,8 +49,9 @@ export function alprLabelDetails(record, source) {
   const details = [
     sourceName === 'OpenStreetMap' ? 'OSM MAPPED' : `Source: ${sourceName}`,
   ];
+  // Wrap after rounding: 359.6° rounds to 360°, which is north.
   if (Number.isFinite(record.directionDeg))
-    details.push(`DIRECTION ${Math.round(record.directionDeg)}°`);
+    details.push(`DIRECTION ${Math.round(record.directionDeg) % 360}°`);
   const equipment = [
     ...new Set(
       [record.manufacturer, record.operator, record.cameraType]

src/layers/transit/policy.js

@@ -405,9 +405,12 @@ export function buildTransitSelectionCopy(
     reportedMotion.push(
       t('reported {speed} km/h', { speed: Math.round(record.speedMps * 3.6) }),
     );
+  // 359.5° and above rounds to north; modulo keeps it from printing 360°.
   if (Number.isFinite(record.bearing))
     reportedMotion.push(
-      t('reported hdg {heading}°', { heading: Math.round(record.bearing) }),
+      t('reported hdg {heading}°', {
+        heading: Math.round(record.bearing) % 360,
+      }),
     );
   // The operator's own claim, kept as a REPORT rather than as the live state.
   // It describes the moment of the report, which the display may not have

src/layers/transit/vocabulary.test.mjs

@@ -43,6 +43,18 @@ test('the selection card calls a Toronto 501 a streetcar', () => {
   assert.doesNotMatch(copy.details.join(' | '), /Tram/);
 });
 
+test('the selection card reads a bearing that rounds to north as hdg 0°', () => {
+  const hdg = (bearing) =>
+    buildTransitSelectionCopy(
+      ttc(),
+      { id: '4400', routeId: '501', timestamp: 0, bearing },
+      'tram',
+      0,
+    ).details.find((line) => line.includes('hdg'));
+  assert.equal(hdg(359.4), 'reported hdg 359°');
+  assert.equal(hdg(359.6), 'reported hdg 0°');
+});
+
 test('detection labels carry the operator vocabulary within the field width', () => {
   const klass = transitDetectionClass('tram', ttc());
   assert.equal(klass, 'STREETCAR TTC');

src/layers/vessels/cards.js

@@ -55,7 +55,10 @@ export function createCards({
     if (record.speed !== null && record.speed !== undefined)
       parts.push(formatSpeed(record.speed));
     const direction = record.heading ?? record.course;
-    if (Number.isFinite(direction)) parts.push(`${Math.round(direction)}°`);
+    // A course of 359.5° and above rounds to north; modulo keeps it from
+    // printing 360°. The selected card and the HUD wrap the same way.
+    if (Number.isFinite(direction))
+      parts.push(`${Math.round(direction) % 360}°`);
     return {
       id: vesselOverlayEntryId(record),
       actionable: Boolean(record?.mmsi),
@@ -86,7 +89,7 @@ export function createCards({
       [
         vesselTypeShort(record) || t('VESSEL'),
         formatSpeed(record.speed),
-        Number.isFinite(direction) ? `${Math.round(direction)}°` : '--°',
+        Number.isFinite(direction) ? `${Math.round(direction) % 360}°` : '--°',
       ].join(' · '),
     ];
     const destination = String(record.destination || '').trim();
@@ -176,7 +179,7 @@ export function createCards({
 
   function formatHeading(heading) {
     return t('{heading}DEG', {
-      heading: Number.isFinite(heading) ? Math.round(heading) : '--',
+      heading: Number.isFinite(heading) ? Math.round(heading) % 360 : '--',
     });
   }