diff --git a/changelog.d/1452-transit-heading-north.md b/changelog.d/1452-transit-heading-north.md new file mode 100644 index 000000000..95c81a080 --- /dev/null +++ b/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). diff --git a/docs/CURRENT-STATE.md b/docs/CURRENT-STATE.md index 35f300f5b..925adb6c5 100644 --- a/docs/CURRENT-STATE.md +++ b/docs/CURRENT-STATE.md @@ -4488,7 +4488,9 @@ 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 diff --git a/src/layers/transit/policy.js b/src/layers/transit/policy.js index 5dc17daeb..33e03aab4 100644 --- a/src/layers/transit/policy.js +++ b/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 diff --git a/src/layers/transit/vocabulary.test.mjs b/src/layers/transit/vocabulary.test.mjs index d20910b74..89481efa3 100644 --- a/src/layers/transit/vocabulary.test.mjs +++ b/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');