Files
adminandClaude Opus 5.5 043c224cc3 Rename Game Maker to Feuerwerk and serve it at /feuerwerk/ (#422)
The editor gets a name of its own that fits beside Brandmauer,
Glutspeicher and Feuerwehr. This is stage 1, 2 and 4 of #422: the
name, the URL and the stored state in the browser. Repository, CI
runners, containers and the GAME_MAKER_* variables follow in stage 3.

- All paths come from SITE_PATH in src/core/site.ts: the API endpoint,
  the data folders, the play page and the base in vite.config.ts. A
  later move is one line instead of fifteen.
- The window title, the sign-in screen, the playground and the README
  say Feuerwerk. The package, __feuerwerkPlay, the take worklet and the
  writing app in Ogg and Matroska follow.
- The session cookie is now feuerwerk_session, so everyone signs in
  once more.
- localStorage keys are now feuerwerk.*. moveOldStoredKeys copies the
  old game-maker.* keys over on the first start, so settings, panel
  sizes and save games survive.
- tools/ci/serve.sh serves the build under /feuerwerk/. The variable
  GAME_MAKER_BASE_URL keeps its name until stage 3.

Outside the repository, nockal.com/feuerwerk/ is a second symlink to
the same tree. nginx sends the bare /game-maker/ folder there with a
301. Everything else under /game-maker/ is still served directly, so
shared play links and the API keep working.

Finding: when nginx redirects a path without a trailing slash or with
a query, the Brandmauer answers with its own 307 to the same URL plus
a slash, placed after the query. A play link would lose its token that
way, which is why only the bare folder is redirected.

Tests:
- Gate on melektaus-atx: CHECK EXIT 0, 307 files, 4756 tests
  (4 new in site.test.ts).
- Counter-check: when the migration misses the old prefix, 3 of the
  4 new tests fail.
- e2e 60 under /feuerwerk/: ALL PASSED, 20 checks.
- From outside: /feuerwerk/ 200, /game-maker/ 301, an old play
  link 200.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
2026-10-13 13:27:43 +02:00

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import { edge, node } from '../lib/builders.mjs';
import { LANES, pickAssetType, scaffoldBehavior } from './lib/scaffold.mjs';
import { sampleZoom } from './lib/zoomTransition.mjs';
/**
* Patterns and their piano roll (#333). "+ → Pattern" opens the tab; with an instrument picked its
* keys sound where the instrument plays. A click draws a note on the grid, either end sizes it and
* lights up under the pointer, its body moves it – with Alt off the grid –, a band picks notes,
* Ctrl+D puts a copy behind them, the arrows transpose, Delete and a right-click take notes away,
* Ctrl+C/V copies them to the start set on the ruler, the lane sets a velocity, a drag on the ruler
* moves the start and one on the strip above it sets the loop, the wheel zooms the time or the
* rows. Space plays the pattern round its loop through the scheduler, and a note drawn meanwhile is
* planned without a restart. A game plays it through Play pattern, looped or once. Nothing is
* heard in CI (muted browser): the witnesses are the model, the planned notes and the sound
* counters, as in e2e 34.
*
* Everything it adds carries a `pt64` id or is the pattern it made, and goes again at the end.
*/
const BLIP_BYTES = 4044;
const INSTRUMENT = 'pt64-ins';
export async function pattern(t) {
const { check, sleep, json, evaluate, mutate, click, clickText, press, drag, wheel, shot, showTab } = t;
const { play, stop } = t;
const stats = () => json('__gm.sound.stats()');
const waitFor = async (read, done, tries = 25) => {
let value = await read();
for (let i = 0; i < tries && !done(value); i++) {
await sleep(150);
value = await read();
}
return value;
};
await press('Escape');
await evaluate('__gm.state.select(null)');
await showTab('scene');
const stored = await evaluate(`fetch('/feuerwerk/api/index.php?r=sounds').then((r) => r.json())`);
const blip = stored.find((item) => item.bytes === BLIP_BYTES);
await mutate(`
__gm.state.project.assets.push(
{ id: 'pt64-snd', type: 'sound', name: 'Blip 64', props: {}, file: ${JSON.stringify(blip?.file ?? '')} },
{
id: ${JSON.stringify(INSTRUMENT)},
type: 'instrument',
name: 'Lead 64',
props: {},
graph: {
nodes: ${JSON.stringify([
node('pt64-notes', 'InstrumentNotes', 0, 0, { from: 60, to: 71 }),
node('pt64-sample', 'InstrumentSample', 200, 0, { sound: 'pt64-snd' }),
node('pt64-out', 'InstrumentOutput', 420, 0),
])},
edges: ${JSON.stringify([
edge('pt64-e1', 'pt64-notes', 'any', 'pt64-sample', 'trigger'),
edge('pt64-e2', 'pt64-sample', 'out', 'pt64-out', 'in'),
])},
},
},
);`);
await evaluate(`__gm.sound.load(${JSON.stringify(blip?.file ?? '')})`);
// 64a. "+ → Pattern" makes an empty pattern and opens its tab.
await clickText('+');
await pickAssetType(t, 'Pattern');
const created = await json(`{
tab: __gm.tab(),
current: __gm.pattern.current(),
info: __gm.pattern.info(),
patterns: __gm.state.project.assets.filter((a) => a.type === 'pattern').map((a) => ({ id: a.id, notes: a.notes.length })),
}`);
check(
'the + menu creates an empty pattern and opens its tab, which has no instrument yet',
created.tab === 'pattern' &&
created.patterns.length === 1 &&
created.current === created.patterns[0].id &&
created.patterns[0].notes === 0 &&
created.info === '0 notes · no instrument',
JSON.stringify(created),
);
const id = created.patterns[0]?.id;
const notes = () => json(`__gm.pattern.notes(${JSON.stringify(id)})`);
await mutate(
`__gm.state.project.assets.find((a) => a.id === ${JSON.stringify(id)}).props.instrument = ${JSON.stringify(INSTRUMENT)};`,
);
const keyed = await json('{ info: __gm.pattern.info(), keys: __gm.pattern.keys() }');
const sounds = (n) => keyed.keys.find((k) => k.note === n)?.sounds;
check(
'with an instrument its keys sound from C4 to B4 and the others are grey',
keyed.info === '0 notes · Lead 64' &&
sounds(60) &&
sounds(71) &&
sounds(72) === false &&
sounds(59) === false,
JSON.stringify(keyed),
);
// 64b. Zoomed in on the ruler, a click draws a 1/16 on the grid line before it, and with Audition
// switched on it sounds.
const before = await json('__gm.pattern.view()');
const r0 = await json('__gm.pattern.rulerAt(0)');
await wheel(r0.x, r0.y, -600);
const zoomed = await json('__gm.pattern.view()');
check(
'the wheel on the ruler zooms the time about the pointer',
zoomed.pxPerTick > before.pxPerTick * 2 && Math.abs(zoomed.panX) < 1.5,
JSON.stringify({ before, zoomed }),
);
const auditionOff = await json('__gm.pattern.auditionAt()');
await click(auditionOff.x, auditionOff.y);
const auditionOn = await json('__gm.pattern.auditionAt()');
check(
'Audition in the header is off at first and a click switches it on',
auditionOff.toggled === false && auditionOn.toggled === true,
JSON.stringify({ auditionOff, auditionOn }),
);
const heard = await stats();
let p = await json('__gm.pattern.gridAt(250, 62)');
await click(p.x, p.y);
const drawn = await notes();
const drawnSound = await waitFor(stats, (s) => s.started > heard.started);
check(
'a click draws a 1/16 on the grid line before the pointer, picks it and lets it sound',
drawn.length === 1 &&
drawn[0].tick === 240 &&
drawn[0].length === 120 &&
drawn[0].note === 62 &&
drawn[0].velocity === 0.8 &&
(await json('__gm.pattern.picked()')).join() === drawn[0].id &&
drawnSound.started > heard.started,
JSON.stringify({ drawn, drawnSound, heard }),
);
const first = drawn[0].id;
// 64c. Its right end takes it to the grid line nearest the pointer; the next note drawn is as long.
const end = await json('__gm.pattern.gridAt(360, 62)');
p = await json('__gm.pattern.gridAt(720, 62)');
await drag(end.x - 2, end.y, p.x, p.y);
await sleep(500);
p = await json('__gm.pattern.gridAt(1000, 64)');
await click(p.x, p.y);
const lengths = await notes();
check(
'dragging the end lengthens it to 1/4, and the next note drawn takes that length',
lengths.length === 2 &&
lengths.find((n) => n.id === first)?.length === 480 &&
lengths.find((n) => n.id !== first)?.tick === 960 &&
lengths.find((n) => n.id !== first)?.length === 480,
JSON.stringify(lengths),
);
const second = lengths.find((n) => n.id !== first)?.id;
// 64c'. Its left end lights up under the pointer and takes its start to the nearest grid line, the
// end staying put; Ctrl+Z takes it back.
const startEdge = await json('__gm.pattern.gridAt(960, 64)');
await t.mouse('mouseMoved', startEdge.x + 2, startEdge.y);
await sleep(100);
const hovered = await json('__gm.pattern.view()');
const earlier = await json('__gm.pattern.gridAt(850, 64)');
await drag(startEdge.x + 2, startEdge.y, earlier.x, earlier.y);
await sleep(300);
const trimmedNote = (await notes()).find((n) => n.id === second);
await press('z', { ctrl: true });
const untrimmed = (await notes()).find((n) => n.id === second);
check(
'the left end of a note lights up with a resize cursor and takes its start to the nearest grid line, the end kept',
hovered.hover?.id === second &&
hovered.hover?.part === 'start' &&
hovered.cursor === 'ew-resize' &&
trimmedNote?.tick === 840 &&
trimmedNote?.length === 600 &&
untrimmed?.tick === 960 &&
untrimmed?.length === 480,
JSON.stringify({ hover: hovered.hover, cursor: hovered.cursor, trimmedNote, untrimmed }),
);
// 64d. Its body moves it onto the grid and to another key, silent with Audition off; with Alt it
// lands on the tick.
await sleep(500);
const audition = await json('__gm.pattern.auditionAt()');
await click(audition.x, audition.y);
const quiet = await stats();
p = await json('__gm.pattern.gridAt(300, 62)');
let to = await json('__gm.pattern.gridAt(780, 60)');
await drag(p.x, p.y, to.x, to.y);
await sleep(300);
const moved = (await notes()).find((n) => n.id === first);
const movedStats = await stats();
check(
'dragging a note moves it to the grid line and the key under the pointer, silent with Audition off',
moved?.tick === 720 && moved?.note === 60 && movedStats.started === quiet.started,
JSON.stringify({ moved, quiet, movedStats }),
);
await sleep(500);
p = await json('__gm.pattern.gridAt(800, 60)');
to = await json('__gm.pattern.gridAt(850, 60)');
await drag(p.x, p.y, to.x, to.y, { modifiers: { alt: true } });
const free = (await notes()).find((n) => n.id === first);
await press('z', { ctrl: true });
const back = (await notes()).find((n) => n.id === first);
check(
'with Alt held it moves off the grid, to the tick, and Ctrl+Z takes it back',
free?.tick % 120 !== 0 && Math.abs(free.tick - 770) <= 6 && back?.tick === 720,
JSON.stringify({ free, back }),
);
// Shift does the same; a Shift click that does not move still takes the note out of the picked ones.
await drag(p.x, p.y, to.x, to.y, { modifiers: { shift: true } });
const shiftFree = (await notes()).find((n) => n.id === first);
const shiftPicked = await json('__gm.pattern.picked()');
await press('z', { ctrl: true });
await click(p.x, p.y, 'left', { shift: true });
const unpicked = await json('__gm.pattern.picked()');
await click(p.x, p.y);
check(
'with Shift held it moves off the grid too, and a Shift click still unpicks the note',
shiftFree?.tick % 120 !== 0 &&
Math.abs(shiftFree.tick - 770) <= 6 &&
shiftPicked.includes(first) &&
!unpicked.includes(first),
JSON.stringify({ shiftFree, shiftPicked, unpicked }),
);
// 64e. A band picks both; Ctrl+D puts a copy right behind them, picked; the arrows transpose it.
p = await json('__gm.pattern.gridAt(100, 67)');
to = await json('__gm.pattern.gridAt(1600, 58)');
await drag(p.x, p.y, to.x, to.y);
const banded = await json('__gm.pattern.picked()');
await press('d', { ctrl: true });
const doubled = await notes();
const copies = await json('__gm.pattern.picked()');
const copyOf = (n) => doubled.find((c) => copies.includes(c.id) && c.note === n);
check(
'a band picks the notes it touches, and Ctrl+D copies them right behind, picking the copies',
banded.length === 2 &&
banded.includes(first) &&
banded.includes(second) &&
doubled.length === 4 &&
copies.length === 2 &&
!copies.includes(first) &&
copyOf(60)?.tick === 1440 &&
copyOf(64)?.tick === 1680,
JSON.stringify({ banded, doubled, copies }),
);
await press('ArrowUp');
const up = (await notes()).filter((n) => copies.includes(n.id)).map((n) => n.note);
await press('ArrowUp', { shift: true });
const octave = (await notes()).filter((n) => copies.includes(n.id)).map((n) => n.note);
await press('ArrowDown', { shift: true });
check(
'an arrow transposes the picked notes a semitone, with Shift an octave',
up.join() === '61,65' && octave.join() === '73,77',
JSON.stringify({ up, octave }),
);
// 64f. Delete takes the picked notes, Ctrl+Z brings them back.
await press('Delete');
const deleted = await notes();
await press('z', { ctrl: true });
const restored = await notes();
check(
'Delete takes the picked notes away and Ctrl+Z brings them back',
deleted.length === 2 && restored.length === 4,
JSON.stringify({ deleted: deleted.length, restored: restored.length }),
);
// 64g. Ctrl+A, Ctrl+C; a click on the ruler at bar 2 sets the start; Ctrl+V lands there.
await press('a', { ctrl: true });
await press('c', { ctrl: true });
const bar2 = await json('__gm.pattern.rulerAt(1920)');
await click(bar2.x + 3, bar2.y);
const startSet = (await json('__gm.pattern.view()')).start;
await press('v', { ctrl: true });
const pasted = await notes();
const pastedIds = await json('__gm.pattern.picked()');
const pastedTicks = pasted.filter((n) => pastedIds.includes(n.id)).map((n) => n.tick);
check(
'a click on the ruler sets where playing starts, and Ctrl+V pastes the copied notes there',
startSet === 1920 && pasted.length === 8 && pastedIds.length === 4 && Math.min(...pastedTicks) === 1920,
JSON.stringify({ startSet, count: pasted.length, pastedTicks }),
);
// With the pointer over the grid the paste lands there instead: the earliest note on the grid line
// before it, the highest on its row. Ctrl+Z takes it back.
const copiedHigh = Math.max(...pasted.filter((n) => pastedIds.includes(n.id)).map((n) => n.note));
p = await json('__gm.pattern.gridAt(2930, 70)');
await t.mouse('mouseMoved', p.x, p.y);
await press('v', { ctrl: true });
const atPointer = await notes();
const atPointerIds = await json('__gm.pattern.picked()');
const landed = atPointer.filter((n) => atPointerIds.includes(n.id));
await press('z', { ctrl: true });
check(
'with the pointer over the grid Ctrl+V pastes there: the earliest note at its grid line, the highest on its row',
atPointer.length === 12 &&
Math.min(...landed.map((n) => n.tick)) === 2880 &&
Math.max(...landed.map((n) => n.note)) === 70 &&
(await notes()).length === 8,
JSON.stringify({ copiedHigh, landed: landed.map((n) => [n.tick, n.note]) }),
);
// 64h. A right-click takes a note away; the lane sets the velocity of the one it grabs.
p = await json('__gm.pattern.gridAt(1980, 60)');
await click(p.x, p.y, 'right');
const erased = await notes();
const lane = await json('__gm.pattern.laneAt(720, 0.8)');
const low = await json('__gm.pattern.laneAt(720, 0.25)');
await drag(lane.x + 1, lane.y + 2, low.x + 1, low.y);
const soft = await notes();
check(
'a right-click deletes the note under it, and dragging its bar in the lane sets its velocity alone',
erased.length === 7 &&
Math.abs(soft.find((n) => n.id === first).velocity - 0.25) < 0.04 &&
soft.filter((n) => n.id !== first).every((n) => n.velocity === 0.8),
JSON.stringify({ count: erased.length, velocities: soft.map((n) => n.velocity) }),
);
// 64i. A drag on the ruler moves only where playing starts; one on the strip above sets the loop,
// its menu takes it back to the whole pattern. The wheel zooms the time on the grid, the rows on the keys.
p = await json('__gm.pattern.rulerAt(960)');
to = await json('__gm.pattern.rulerAt(2400)');
await drag(p.x + 2, p.y, to.x + 2, to.y);
const scrubbed = await json(
`{ start: __gm.pattern.view().start, loop: __gm.pattern.loop(${JSON.stringify(id)}) }`,
);
const wheelFrom = await json('__gm.pattern.view()');
p = await json('__gm.pattern.gridAt(960, 62)');
await wheel(p.x, p.y, -200);
const gridWheel = await json('__gm.pattern.view()');
p = await json('__gm.pattern.keyAt(62)');
await wheel(p.x, p.y, -200);
const keysWheel = await json('__gm.pattern.view()');
await wheel(p.x, p.y, 200);
p = await json('__gm.pattern.gridAt(960, 62)');
await wheel(p.x, p.y, 200);
check(
'a drag on the ruler moves where playing starts and leaves the loop; the wheel zooms the time on the grid, the rows on the keys',
scrubbed.start === 2400 &&
scrubbed.loop === null &&
gridWheel.pxPerTick > wheelFrom.pxPerTick &&
gridWheel.rowHeight === wheelFrom.rowHeight &&
Math.abs(gridWheel.panY - wheelFrom.panY) < 1e-6 &&
keysWheel.rowHeight > wheelFrom.rowHeight &&
keysWheel.pxPerTick === gridWheel.pxPerTick &&
keysWheel.panX === gridWheel.panX,
JSON.stringify({ scrubbed, wheelFrom, gridWheel, keysWheel }),
);
// #377: at 1000 ms a frame after the wheel the zoom is on its way, on the grid and on the keys alike.
const rollZoom = (key) => `({ scale: __gm.pattern.view().${key}, moving: __gm.pattern.view().moving })`;
const rollTime = await sampleZoom(t, await json('__gm.pattern.gridAt(960, 62)'), rollZoom('pxPerTick'));
const rollRows = await sampleZoom(t, await json('__gm.pattern.keyAt(62)'), rollZoom('rowHeight'));
check(
'a zoom of the time and of the rows is shown on its way and lands where the jump does',
rollTime.ok && rollRows.ok,
`${rollTime.detail} ${rollRows.detail}`,
);
// A middle-drag far to the right pans tick 0 in from the left edge, but only half the grid in; a
// click left of it draws nothing. Fit takes the view back.
const area = await json('__gm.pattern.rect()');
p = await json('__gm.pattern.gridAt(960, 62)');
for (let i = 0; i < 4; i++) await drag(area.x + 120, p.y, area.x + area.w - 20, p.y, { button: 'middle' });
const panned = await json('__gm.pattern.view()');
const zero = await json('__gm.pattern.gridAt(0, 62)');
const countPanned = (await notes()).length;
await click(zero.x - 20, zero.y);
const countLeft = (await notes()).length;
// Down the same: the highest note comes half the grid's height down at most (the grid is the area
// less the 30 px ruler and the 64 px velocity lane), and a click above it draws nothing.
const gridHeight = area.h - 30 - 64;
for (let i = 0; i < 16; i++) {
const before = (await json('__gm.pattern.view()')).panY;
await drag(zero.x + 40, area.y + 40, zero.x + 40, area.y + area.h - 70, { button: 'middle' });
if ((await json('__gm.pattern.view()')).panY === before) break;
}
const pannedDown = await json('__gm.pattern.view()');
await click(zero.x + 40, area.y + 40);
const countAbove = (await notes()).length;
p = await json('__gm.pattern.fitAt()');
await click(p.x, p.y);
const fitted = await json('__gm.pattern.view()');
check(
'a middle-drag pans bar 1 in from the left and the top row down, half the grid at most, and a click outside draws nothing',
Math.abs(panned.panX - (area.w - 84) / 2) < 1 &&
countLeft === countPanned &&
Math.abs(pannedDown.panY - gridHeight / 2) < 1 &&
countAbove === countPanned,
JSON.stringify({ panned, pannedDown, area, countPanned, countLeft, countAbove }),
);
// The notes span few keys: Fit zooms the rows past the default of 14 px to fill the height.
check(
'Fit zooms the rows too, so the notes fill the height',
fitted.rowHeight > 14,
JSON.stringify(fitted),
);
// The checks below play keys up to 69: the wheel over the keys takes the rows out until they show.
for (let i = 0; i < 8; i++) {
const high = await json('__gm.pattern.keyAt(70)');
const low = await json('__gm.pattern.keyAt(59)');
if (high.y > area.y + 50 && low.y < area.y + area.h - 70) break;
await wheel(low.x, (low.y + high.y) / 2, 200);
}
p = await json('__gm.pattern.loopAt(1920)');
to = await json('__gm.pattern.loopAt(2880)');
await drag(p.x, p.y, to.x, to.y);
const looped = await json(`__gm.pattern.loop(${JSON.stringify(id)})`);
await click(p.x + 20, p.y, 'right');
await clickText('Loop the whole pattern');
const whole = await json(
`{ loop: __gm.pattern.loop(${JSON.stringify(id)}), view: __gm.pattern.view().loop }`,
);
check(
'a drag on the ruler sets the loop on the grid, and "Loop the whole pattern" takes it away',
looped?.start === 1920 &&
looped?.end === 2880 &&
whole.loop === null &&
whole.view.start === 0 &&
whole.view.end === 7680,
JSON.stringify({ looped, whole }),
);
// 64j. Space plays bar 1 round its loop from the start, each note at its tick on the audio clock;
// a note drawn while it plays is planned in the next round, without starting over.
p = await json('__gm.pattern.loopAt(1920)');
to = await json('__gm.pattern.loopAt(0)');
await drag(p.x, p.y, to.x, to.y);
const bar1 = await json(`__gm.pattern.loop(${JSON.stringify(id)})`);
// At the loop's start, but on the ruler below it: it sets where playing starts and leaves the loop as it is.
to = await json('__gm.pattern.rulerAt(0)');
await click(to.x + 2, to.y);
await press('Space');
const planned = await waitFor(
() => json('__gm.pattern.planned()'),
(list) => list.length >= 4,
30,
);
const playing = await json('{ playing: __gm.pattern.playing(), button: __gm.pattern.playAt().text }');
const at = (tick) => planned.find((n) => Math.abs(n.at - planned[0].at - (tick - 720) / 960) < 1e-6);
check(
'Space plays the loop of bar 1 from its start: every note planned at its tick on the audio clock',
bar1?.start === 0 &&
bar1?.end === 1920 &&
playing.playing &&
playing.button === 'Stop' &&
planned[0].note === 60 &&
planned[0].instrument === INSTRUMENT &&
at(960)?.note === 64 &&
at(1440)?.note === 61 &&
at(1680)?.note === 65,
JSON.stringify({
bar1,
playing,
planned: planned.map((n) => [n.note, +(n.at - planned[0].at).toFixed(4)]),
}),
);
const head = await json('__gm.pattern.position()');
p = await json('__gm.pattern.gridAt(1800, 69)');
await click(p.x, p.y);
const live = await waitFor(
() => json('__gm.pattern.planned()'),
(list) => list.some((n) => n.note === 69),
30,
);
check(
'a note drawn while it plays is heard in the next round, the playing goes on',
live.some((n) => n.note === 69) && live.length > planned.length && (await json('__gm.pattern.playing()')),
JSON.stringify({ head, live: live.map((n) => n.note) }),
);
await shot('64-pattern');
await press('Space');
const stopped = await waitFor(
async () => ({
playing: await json('__gm.pattern.playing()'),
stats: await stats(),
view: await json('__gm.pattern.view()'),
}),
(s) => s.stats.playing === 0,
);
check(
'Space again stops it, its voices fade and the playhead goes',
!stopped.playing &&
stopped.stats.playing === 0 &&
stopped.view.playhead === null &&
(await json('__gm.pattern.playAt().text')) === 'Play',
JSON.stringify(stopped),
);
// 64k. A key down the left sounds while it is held.
const keyBefore = await stats();
const key = await json('__gm.pattern.keyAt(67)');
await t.mouse('mouseMoved', key.x, key.y);
await t.mouse('mousePressed', key.x, key.y);
const held = await waitFor(stats, (s) => s.started > keyBefore.started);
const heldKey = (await json('__gm.pattern.view()')).keys;
await t.mouse('mouseReleased', key.x, key.y);
check(
'a key of the roll sounds while it is held and is lit',
held.started > keyBefore.started && heldKey === 67 && (await json('__gm.pattern.view()')).keys === null,
JSON.stringify({ held, heldKey }),
);
// 64l. A game plays the pattern through Play pattern: a bar of quarters at 150 BPM, its notes at
// their ticks on the audio clock and round and round, owned by the behavior. Ending the run
// ends it; played once, it goes by itself after its bar.
await mutate(`
const p = __gm.state.project.assets.find((a) => a.id === ${JSON.stringify(id)});
p.props.tempo = 150;
p.props.bars = 1;
p.props.sign = '4/4';
p.notes = [60, 62, 64, 65].map((note, i) => ({ id: 'pt64-n' + i, tick: i * 480, length: 240, note, velocity: 1 }));`);
await showTab('scene');
const rig = await scaffoldBehavior(t, {
assetId: 'pt64-logic',
name: 'Music 64',
boxId: 'pt64-box',
logicId: 'pt64-brain',
y: LANES.sound,
graph: {
nodes: [
node('pt64-start', 'OnStart', 0, 0),
node('pt64-play', 'PlayPattern', 260, 0, { pattern: id, volume: 1, loop: true }),
],
edges: [edge('pt64-e3', 'pt64-start', 'exec', 'pt64-play', 'exec')],
},
});
// A behavior running in the editor ends when the game starts, and its sounds with it – but only
// its own: the pattern the game's `On start` plays in the same click has to live on.
const idle = await scaffoldBehavior(t, {
assetId: 'pt64-idle',
name: 'Idle 64',
boxId: 'pt64-idlebox',
logicId: 'pt64-idler',
y: LANES.sound + 200,
props: { enabled: true, runInEditor: true },
graph: { nodes: [node('pt64-idle-start', 'OnStart', 0, 0)], edges: [] },
});
await waitFor(
() => json('__gm.editorRun().running'),
(running) => running,
);
const patterns = () => json('__gm.sound.playbacks()');
await evaluate('__gm.sound.stopAll()');
await play();
const game = await waitFor(patterns, (list) => list[0]?.planned.length >= 6, 40);
const round = game[0]?.planned ?? [];
const gaps = round.slice(1, 6).map((n, i) => +(n.at - round[i].at).toFixed(6));
check(
'Play pattern plays it in the game round and round, its quarters 0.4 s apart at 150 BPM, owned by the behavior',
game.length === 1 &&
game[0].name === `pattern:${id}` &&
game[0].owner !== '' &&
game[0].playing &&
round
.slice(0, 6)
.map((n) => n.note)
.join() === '60,62,64,65,60,62' &&
round.every(
(n) => n.instrument === INSTRUMENT && n.tempo === 150 && Math.abs(n.duration - 0.2) < 1e-9,
) &&
gaps.every((gap) => Math.abs(gap - 0.4) < 1e-6),
JSON.stringify({ game: game.map((g) => ({ ...g, planned: g.planned.length })), gaps }),
);
await stop();
const ended = await waitFor(
async () => ({ patterns: await patterns(), stats: await stats() }),
(s) => s.patterns.length === 0 && s.stats.playing === 0,
);
check(
'stopping the game ends the pattern and its notes',
ended.patterns.length === 0 && ended.stats.playing === 0,
JSON.stringify(ended),
);
await mutate(`
const graph = __gm.state.project.assets.find((a) => a.id === 'pt64-logic').graph;
graph.nodes.find((n) => n.id === 'pt64-play').params.loop = false;`);
await play();
const once = await waitFor(patterns, (list) => list[0]?.planned.length >= 1, 40);
const gone = await waitFor(patterns, (list) => list.length === 0, 40);
const onceStats = await stats();
await stop();
check(
'played once, it plays its bar and goes by itself while the game runs on',
once.length === 1 && gone.length === 0 && once[0].name === `pattern:${id}` && onceStats.playing === 0,
JSON.stringify({ once: once.map((g) => g.planned.length), gone, onceStats }),
);
// 64l'. Bake (#340) works the pattern out once, as Opus in Ogg on the pattern, and the game plays
// that while nothing it is made of has changed. A note just before the loop end rings on
// over it, which only the second round of the bake has in it.
await mutate(`
const p = __gm.state.project.assets.find((a) => a.id === ${JSON.stringify(id)});
p.notes.push({ id: 'pt64-n4', tick: 1880, length: 40, note: 67, velocity: 1 });
__gm.state.project.assets.find((a) => a.id === 'pt64-logic').graph.nodes.find((n) => n.id === 'pt64-play').params.loop = true;`);
await showTab('pattern');
const bakeInfo = async () => ({
...(await json(`__gm.bake.info(${JSON.stringify(id)})`)),
info: await json('__gm.pattern.info()'),
});
const unbaked = await bakeInfo();
const patternName = await json(
`__gm.state.project.assets.find((a) => a.id === ${JSON.stringify(id)}).name`,
);
await click(unbaked.button.x, unbaked.button.y);
const bakedNow = await waitFor(bakeInfo, (info) => info.status === 'baked', 100);
const bake = bakedNow.bake;
const listed = (await evaluate(`fetch('/feuerwerk/api/index.php?r=sounds').then((r) => r.json())`)).find(
(item) => item.file === bake?.file,
);
check(
'Bake keeps an Ogg of the pattern on it: its bar of 1.6 s, then one round more, uploaded under a marked name',
unbaked.status === 'none' &&
!unbaked.button.toggled &&
bakedNow.valid &&
bakedNow.button.toggled &&
bakedNow.info === '5 notes · Lead 64 · baked' &&
/\.ogg$/.test(bake?.file ?? '') &&
bake.length === 76800 &&
bake.loopEnd === 76800 &&
bake.head === 76800 &&
bake.round === 76800 &&
bake.peak > 0 &&
listed?.name === `[bake] ${patternName}.ogg`,
JSON.stringify({ unbaked, bakedNow, listed, patternName }),
);
await shot('64-baked');
// 20 ms at a time, offline, from the notes and from the bake: within a decibel wherever it is heard.
// Silence comes over as null (-Infinity has no JSON).
const compared = await evaluate(`__gm.bake.compare(${JSON.stringify(id)}, true, 4, 0.02)`);
const audible = (compared?.live ?? []).flatMap((live, i) =>
live !== null && live > -50 ? [Math.abs(live - (compared.baked[i] ?? -Infinity))] : [],
);
const worst = Math.max(...audible);
check(
'the bake sounds as the notes do, 20 ms at a time over two and a half rounds, the loop ends among them',
audible.length > 20 && worst < 1,
JSON.stringify({ windows: compared?.live.length, audible: audible.length, worst: +worst.toFixed(2) }),
);
await evaluate('__gm.sound.stopAll()');
await play();
const bakedGame = await waitFor(patterns, (list) => list[0]?.playing, 40);
await sleep(600);
const bakedLater = { patterns: await patterns(), stats: await stats() };
await stop();
check(
'the game plays the bake round and round: one voice of its file, no note planned',
bakedGame[0]?.baked &&
bakedLater.patterns.length === 1 &&
bakedLater.patterns[0].baked &&
bakedLater.patterns[0].planned.length === 0 &&
bakedLater.stats.last?.file === bake?.file &&
bakedLater.stats.last?.loop === true,
JSON.stringify(bakedLater),
);
await showTab('pattern');
p = await json('__gm.pattern.gridAt(960, 69)');
await click(p.x, p.y);
const outdated = await bakeInfo();
await play();
const liveGame = await waitFor(patterns, (list) => list[0]?.planned.length >= 2, 40);
await stop();
check(
'a note drawn outdates it, and the game plays the notes again',
outdated.status === 'outdated' &&
!outdated.button.toggled &&
outdated.info === '6 notes · Lead 64 · bake outdated' &&
!outdated.valid &&
liveGame[0]?.baked === false &&
liveGame[0].planned.length >= 2,
JSON.stringify({ outdated, live: liveGame.map((g) => ({ baked: g.baked, planned: g.planned.length })) }),
);
await showTab('pattern');
await press('z', { ctrl: true });
const undone = await bakeInfo();
check(
'Ctrl+Z takes the note back, and the bake holds again',
undone.status === 'baked' && undone.valid && undone.bake?.file === bake?.file,
JSON.stringify(undone),
);
await click(undone.button.x, undone.button.y);
await clickText('Remove bake');
const removed = await bakeInfo();
const fileGone = await waitFor(
async () =>
(await evaluate(`fetch('/feuerwerk/api/index.php?r=sounds').then((r) => r.json())`)).some(
(item) => item.file === bake?.file,
),
(there) => !there,
40,
);
check(
'Remove bake takes it off the pattern, and its file goes once the project is saved without it',
removed.bake === null && removed.status === 'none' && !removed.button.toggled && fileGone === false,
JSON.stringify({ removed, fileGone }),
);
const left = await rig.remove();
const idleLeft = await idle.remove();
// 64m. The step takes back everything it made.
await evaluate('__gm.sound.stopAll()');
await mutate(`
const gone = new Set(['pt64-snd', ${JSON.stringify(INSTRUMENT)}, ${JSON.stringify(id)}]);
const project = __gm.state.project;
project.assets = project.assets.filter((a) => !gone.has(a.id));
__gm.state.select(null);`);
await showTab('scene');
// Only its own editor run: in CI a step before this one leaves one of its own running.
const editorRun = await json('__gm.editorRun()');
check(
'the step leaves nothing of its own behind',
(await json(
`__gm.state.project.assets.filter((a) => a.id.startsWith('pt64') || a.type === 'pattern').length`,
)) === 0 &&
left.objects === 0 &&
left.assets === 0 &&
idleLeft.objects === 0 &&
idleLeft.assets === 0 &&
!editorRun.behaviors.some((id) => id.startsWith('pt64')),
JSON.stringify({ left, idleLeft, editorRun }),
);
}