at.atmosynth.patch
Schema Diff
+11 -1
Compatibility Analysis
Backward Compatible
Backward compatible. 4 non-breaking changes.
Non-Breaking Changes (4)
- AddedVertex AddedVertex { vertex_id: "at.atmosynth.patch#midiControl.from" }
- AddedVertex AddedVertex { vertex_id: "at.atmosynth.patch#midiControl.to" }
- AddedEdge AddedEdge { src: "at.atmosynth.patch#midiControl", tgt: "at.atmosynth.patch#midiControl.from", kind: "prop", name: Some("from") }
- AddedEdge AddedEdge { src: "at.atmosynth.patch#midiControl", tgt: "at.atmosynth.patch#midiControl.to", kind: "prop", name: Some("to") }
Migration Guidance
Added Elements
AddedVertex { vertex_id: "at.atmosynth.patch#midiControl.from" }AddedVertex { vertex_id: "at.atmosynth.patch#midiControl.to" }
Additional Notes
- Non-breaking: AddedEdge { src: "at.atmosynth.patch#midiControl", tgt: "at.atmosynth.patch#midiControl.from", kind: "prop", name: Some("from") }
- Non-breaking: AddedEdge { src: "at.atmosynth.patch#midiControl", tgt: "at.atmosynth.patch#midiControl.to", kind: "prop", name: Some("to") }
1
1
{
2
2
"$type": "com.atproto.lexicon.schema",
3
3
"defs": {
4
4
"alternatePattern": {
5
5
"description": "One of the loops after the first on a sequencer. It has its own length and its own notes, and shares the grid written beside the first.",
6
6
"properties": {
7
7
"bars": {
8
8
"description": "How long this loop is, in bars of four beats.",
9
9
"maximum": 8,
10
10
"minimum": 1,
11
11
"type": "integer"
12
12
},
13
13
"events": {
14
14
"description": "The notes in this loop.",
15
15
"items": {
16
16
"ref": "#noteEvent",
17
17
"type": "ref"
18
18
},
19
19
"maxLength": 2048,
20
20
"type": "array"
21
21
},
22
22
"name": {
23
23
"description": "What the creator called this loop. Optional permanently: a loop that says nothing is called by its place.",
24
24
"maxGraphemes": 32,
25
25
"maxLength": 320,
26
26
"minLength": 1,
27
27
"type": "string"
28
28
}
29
29
},
30
30
"required": [
31
31
"bars"
32
32
],
33
33
"type": "object"
34
34
},
35
35
"connection": {
36
36
"description": "An audio connection between two module instances, naming the declared ports at each end.",
37
37
"properties": {
38
38
"from": {
39
39
"ref": "#outputRef",
40
40
"type": "ref"
41
41
},
42
42
"to": {
43
43
"ref": "#inputRef",
44
44
"type": "ref"
45
45
}
46
46
},
47
47
"required": [
48
48
"from",
49
49
"to"
50
50
],
51
51
"type": "object"
52
52
},
53
53
"glide": {
54
54
"description": "How one sequencer's notes slide into one another. Its presence is the switch: an instance carrying it slides, and one carrying nothing does not. The speed is written one of two ways, and which field is present says which — a duration, or a note value at the player's tempo, so a slide that is a sixteenth long stays a sixteenth when the song is played faster. A slide moves one note to the next, so a loop with a glide plays one note at a time.",
55
55
"properties": {
56
56
"fromLast": {
57
57
"description": "Whether a note struck after a rest slides in from the note before it. Absent is yes, so every note of the loop slides; false is fingered portamento, where only a note held over the next one slides into it and a note after a rest starts where it means to.",
58
58
"type": "boolean"
59
59
},
60
60
"ms": {
61
61
"description": "How long a note takes to reach the next, in milliseconds.",
62
62
"maximum": 5000,
63
63
"minimum": 1,
64
64
"type": "integer"
65
65
},
66
66
"rate": {
67
67
"description": "Or: how long, as a note value at the tempo. The same vocabulary the grid is written in.",
68
68
"knownValues": [
69
69
"bar",
70
70
"1/2",
71
71
"1/4",
72
72
"1/8",
73
73
"1/16",
74
74
"1/32",
75
75
"1/64",
76
76
"1/128"
77
77
],
78
78
"type": "string"
79
79
}
80
80
},
81
81
"type": "object"
82
82
},
83
83
"inputRef": {
84
84
"properties": {
85
85
"audioInput": {
86
86
"maxLength": 64,
87
87
"minLength": 1,
88
88
"type": "string"
89
89
},
90
90
"instanceId": {
91
91
"maxLength": 64,
92
92
"minLength": 1,
93
93
"type": "string"
94
94
}
95
95
},
96
96
"required": [
97
97
"instanceId",
98
98
"audioInput"
99
99
],
100
100
"type": "object"
101
101
},
102
102
"inputRoute": {
103
103
"description": "One note source wired into the input of a sequencer or a note range. Notes arriving at a sequencer's are what it records, and what it passes on to the instances it plays unless its instance says `thru: false`; notes arriving at a note range's are passed on where they fall inside its range.",
104
104
"properties": {
105
105
"from": {
106
106
"description": "The note output these notes leave: a keyboard's, a sequencer's or a note range's.",
107
107
"ref": "#noteOutputRef",
108
108
"type": "ref"
109
109
},
110
110
"instanceId": {
111
111
"description": "The sequencer or the note range, at its input.",
112
112
"maxLength": 64,
113
113
"minLength": 1,
114
114
"type": "string"
115
115
}
116
116
},
117
117
"required": [
118
118
"from",
119
119
"instanceId"
120
120
],
121
121
"type": "object"
122
122
},
123
123
"lineage": {
124
124
"description": "The patch this one was forked from, and its creator. Preserved even when the source is later deleted.",
125
125
"properties": {
126
126
"creatorDid": {
127
127
"format": "did",
128
128
"type": "string"
129
129
},
130
130
"patchId": {
131
131
"maxLength": 128,
132
132
"type": "string"
133
133
},
134
134
"uri": {
135
135
"format": "at-uri",
136
136
"type": "string"
137
137
}
138
138
},
139
139
"required": [
140
140
"uri",
141
141
"creatorDid"
142
142
],
143
143
"type": "object"
144
144
},
145
145
"main": {
146
146
"description": "A patch, held in its creator's own repository.",
147
147
"key": "tid",
148
148
"record": {
149
149
"properties": {
150
150
"connections": {
151
151
"items": {
152
152
"ref": "#connection",
153
153
"type": "ref"
154
154
},
155
155
"type": "array"
156
156
},
157
157
"createdAt": {
158
158
"format": "datetime",
159
159
"type": "string"
160
160
},
161
161
"description": {
162
162
"maxLength": 3000,
163
163
"type": "string"
164
164
},
165
165
"descriptionVersion": {
166
166
"description": "Version of the patch description this record follows.",
167
167
"minimum": 1,
168
168
"type": "integer"
169
169
},
170
170
"forkedFrom": {
171
171
"ref": "#lineage",
172
172
"type": "ref"
173
173
},
174
174
"inputRouting": {
175
175
"description": "What reaches the input of each sequencer, each note range, each transpose and each pitch assignment: which note sources a sequencer hears, to record from and — unless it says otherwise (`thru`) — to pass on to whatever it plays; which a note range hears, to pass on what falls inside its range (`noteRange`); and which a transpose or a pitch assignment hears, to pass on at another pitch (`transpose`, `assignedNote`). A sequencer with nothing wired here records nothing, and the others pass nothing on. Optional permanently: a patch that says nothing has nothing wired into any of them, which is what every patch written before the input existed says.",
176
176
"items": {
177
177
"ref": "#inputRoute",
178
178
"type": "ref"
179
179
},
180
180
"type": "array"
181
181
},
182
182
"midiRouting": {
183
183
"description": "The note plane: which note inputs receive note events, and from which note source — a sequencer, or the player's keys and MIDI devices. \"MIDI\" is the historical name; what travels here is notes, whatever produced them.",
184
184
"items": {
185
185
"ref": "#midiRoute",
186
186
"type": "ref"
187
187
},
188
188
"type": "array"
189
189
},
190
190
"moduleInstances": {
191
191
"items": {
192
192
"ref": "#moduleInstance",
193
193
"type": "ref"
194
194
},
195
195
"type": "array"
196
196
},
197
197
"name": {
198
198
"maxLength": 200,
199
199
"minLength": 1,
200
200
"type": "string"
201
201
},
202
202
"output": {
203
203
"description": "Which instance reaches the audio output.",
204
204
"ref": "#outputRef",
205
205
"type": "ref"
206
206
},
207
207
"patternRouting": {
208
208
"description": "The song plane: which sequencers each arranger chooses the loops of. A sequencer has one pattern input, so it appears here at most once. Optional permanently: a patch that says nothing has no arranger in it, and every sequencer plays the loop it names as active.",
209
209
"items": {
210
210
"ref": "#patternRoute",
211
211
"type": "ref"
212
212
},
213
213
"type": "array"
214
214
},
215
215
"tags": {
216
216
"description": "Freely created tags, lower-cased on write so one hashtag matches one set of patches.",
217
217
"items": {
218
218
"maxLength": 128,
219
219
"type": "string"
220
220
},
221
221
"type": "array"
222
222
},
223
223
"tempo": {
224
224
"description": "The tempo this patch was written at, in beats per minute. It is what a sequenced patch counts its bars against, so a patch that plays itself arrives at the speed its creator meant. It seeds the player's own tempo rather than replacing it: how fast a visitor plays is still theirs, and moving it moves everything counting against it. Optional permanently — a patch that says nothing is played at whatever tempo the player already had.",
225
225
"maximum": 300,
226
226
"minimum": 20,
227
227
"type": "integer"
228
228
},
229
229
"types": {
230
230
"description": "Zero or more of the ten fixed types. A patch may carry several.",
231
231
"items": {
232
232
"knownValues": [
233
233
"Lead",
234
234
"Pad",
235
235
"Bass",
236
236
"Plucked",
237
237
"Percussion",
238
238
"Keys",
239
239
"Brass",
240
240
"Strings",
241
241
"Vocal",
242
242
"SFX"
243
243
],
244
244
"type": "string"
245
245
},
246
246
"type": "array"
247
247
}
248
248
},
249
249
"required": [
250
250
"descriptionVersion",
251
251
"name",
252
252
"description",
253
253
"moduleInstances",
254
254
"createdAt"
255
255
],
256
256
"type": "object"
257
257
},
258
258
"type": "record"
259
259
},
260
260
"midiControl": {
261
-
"description": "One MIDI control change bound to one of the module's exposed parameters. The controller's 0 to 127 sweeps the parameter across the range the module declares, or, where the module declares a closed value set instead, across those values in order. A control is read from every input on every channel, like every other MIDI message here: there is nothing to configure.",
261
+
"description": "One MIDI control change bound to one of the module's exposed parameters. The controller's 0 to 127 sweeps the parameter across the range the module declares — along the parameter's scale, so a logarithmic one moves by equal ratios — or across the part of it this binding names with from and to; where the module declares a closed value set instead, it sweeps across those values in order. A control is read from every input on every channel, like every other MIDI message here: there is nothing to configure.",
262
262
"properties": {
263
263
"controller": {
264
264
"description": "The control change number. Five are spoken for by MIDI itself and cannot be bound: 64, the sustain pedal, and 6, 38, 100 and 101, which carry registered-parameter traffic.",
265
265
"maximum": 127,
266
266
"minimum": 0,
267
267
"type": "integer"
268
268
},
269
+
"from": {
270
+
"description": "The value the control reaches at 0, in the parameter's own units and as its decimal form. Given with to or not at all; neither is the parameter's whole declared range. A value outside that range is read as the nearer end of it.",
271
+
"maxLength": 200,
272
+
"type": "string"
273
+
},
269
274
"parameter": {
270
275
"description": "The id of the exposed parameter this control moves. One parameter is moved by at most one controller; one controller may move several parameters.",
271
276
"maxLength": 64,
272
277
"minLength": 1,
273
278
"type": "string"
279
+
},
280
+
"to": {
281
+
"description": "The value the control reaches at 127, as from is at 0. It may be below from, which is a control that turns the parameter down as it is turned up.",
282
+
"maxLength": 200,
283
+
"type": "string"
274
284
}
275
285
},
276
286
"required": [
277
287
"parameter",
278
288
"controller"
279
289
],
280
290
"type": "object"
281
291
},
282
292
"midiRoute": {
283
293
"description": "Where one instance's notes come from. `instanceId` and `midiInput` name the note input they arrive at; `from` names the note output they leave. \"MIDI\" in these names is historical: a route carries note events from any note source, a sequencer as much as a MIDI device. **A route with no `from` comes from the player** — the on-screen keys, the computer keyboard and every MIDI device at once — which is what every route written before note sources existed says, and what it goes on saying.",
284
294
"properties": {
285
295
"from": {
286
296
"description": "The note output these notes leave. Absent where they come from the player.",
287
297
"ref": "#noteOutputRef",
288
298
"type": "ref"
289
299
},
290
300
"instanceId": {
291
301
"maxLength": 64,
292
302
"minLength": 1,
293
303
"type": "string"
294
304
},
295
305
"midiInput": {
296
306
"description": "The note input, one of the module's `midiInputs`, these notes arrive at. It receives note events from any note source; \"MIDI\" is the historical name.",
297
307
"maxLength": 64,
298
308
"minLength": 1,
299
309
"type": "string"
300
310
}
301
311
},
302
312
"required": [
303
313
"instanceId",
304
314
"midiInput"
305
315
],
306
316
"type": "object"
307
317
},
308
318
"moduleInstance": {
309
319
"description": "One use of one module version. A patch may use the same module more than once; each instance is separately addressable and carries its own parameter values and slot fills.",
310
320
"properties": {
311
321
"assignedNote": {
312
322
"description": "The one note this instance passes every note on at, whichever note arrived, where its module is a pitch assignment: a MIDI note number (60 is middle C). Only the pitch changes: each note still starts and stops when it did, at the strength it was played with. It lives here, in the patch, for the reason a note range does: which pitch a pad plays its sound at is a decision about this use of the module. Absent on every instance whose module is not a pitch assignment, and on one that passes every note at its own pitch.",
313
323
"maximum": 127,
314
324
"minimum": 0,
315
325
"type": "integer"
316
326
},
317
327
"enabled": {
318
328
"description": "Whether this instance does its work. An instance that is switched off makes no sound of its own, and anything reaching its audio inputs leaves its audio outputs unaltered. Optional permanently: an instance that says nothing is on, which is what every record written before this field existed says.",
319
329
"type": "boolean"
320
330
},
321
331
"glide": {
322
332
"description": "Whether the notes this instance plays slide into one another, and how. It lives here, in the patch, beside the unison and for the unison's reason: how a line slides is a decision about this use of the module, and forks with the patch. The player's own glide is a setting of their browser and says nothing about this one, so a loop written to slide slides for everyone who opens the patch, and a loop that does not is never made monophonic by the player's. Optional permanently: an instance that says nothing has no glide, which is what every record written before this field existed says.",
323
333
"ref": "#glide",
324
334
"type": "ref"
325
335
},
326
336
"instanceId": {
327
337
"maxLength": 64,
328
338
"minLength": 1,
329
339
"type": "string"
330
340
},
331
341
"midiControls": {
332
342
"description": "Which MIDI control changes move this instance's parameters while it is played. A binding lives here, in the patch, because which knob moves what is a decision about this use of the module and not about the module.",
333
343
"items": {
334
344
"ref": "#midiControl",
335
345
"type": "ref"
336
346
},
337
347
"type": "array"
338
348
},
339
349
"module": {
340
350
"ref": "#moduleRef",
341
351
"type": "ref"
342
352
},
343
353
"name": {
344
354
"description": "What the creator called this instance, so that two uses of one module — a sequencer playing the bass beside one playing the chords — are told apart by what each does. It lives here, in the patch, because what a use of a module is for is a decision about this use and not about the module. Optional permanently: an instance that says nothing is called by its module's name, which is what every record written before an instance could be named says.",
345
355
"maxGraphemes": 32,
346
356
"maxLength": 320,
347
357
"minLength": 1,
348
358
"type": "string"
349
359
},
350
360
"notePattern": {
351
361
"description": "The pattern this instance loops, where its module is a sequencer. It lives here, in the patch, for the reason a sample slot fill and a control binding do: what is played is a decision about this use of the module, and writing one never touches the module's record. Absent on every instance whose module is not a sequencer.",
352
362
"ref": "#notePattern",
353
363
"type": "ref"
354
364
},
355
365
"noteRange": {
356
366
"description": "Which notes this instance passes on, where its module is a note range. It lives here, in the patch, for the reason a pattern does: which pad or which half of a keyboard plays which sound is a decision about this use of the module, and forks with the patch. Absent on every instance whose module is not a note range, and on one that passes every note.",
357
367
"ref": "#noteRange",
358
368
"type": "ref"
359
369
},
360
370
"parameterValues": {
361
371
"items": {
362
372
"ref": "#parameterValue",
363
373
"type": "ref"
364
374
},
365
375
"type": "array"
366
376
},
367
377
"position": {
368
378
"description": "Where the creator placed this instance in the patch's arrangement, so the arrangement travels with the patch and a fork inherits it. Optional permanently, and the only field in either description that exists for presentation.",
369
379
"ref": "#position",
370
380
"type": "ref"
371
381
},
372
382
"sampleSlotFills": {
373
383
"description": "Samples this instance supplies for the module's declared slots. A fill lives here, in the patch, so writing one never touches the module.",
374
384
"items": {
375
385
"ref": "#sampleSlotFill",
376
386
"type": "ref"
377
387
},
378
388
"type": "array"
379
389
},
380
390
"song": {
381
391
"description": "The song this instance plays, where its module is an arranger: which loop each sequencer wired to it plays, section by section. It lives here, in the patch, for the reason a pattern does: what is played is a decision about this use of the module. Absent on every instance whose module is not an arranger.",
382
392
"ref": "#song",
383
393
"type": "ref"
384
394
},
385
395
"thru": {
386
396
"description": "Whether the notes reaching this instance's input are passed on to whatever it plays, where its module is a sequencer: a keyboard wired into it is then heard through it as well as recorded by it. It lives here, in the patch, because what a sequencer passes on is part of how the patch sounds. Optional permanently: an instance that says nothing passes them on, and only `false` is ever written.",
387
397
"type": "boolean"
388
398
},
389
399
"transpose": {
390
400
"description": "How many semitones this instance moves every note it passes on, where its module is a transpose: twelve is an octave up, and a negative number is down. A note moved past the lowest or the highest MIDI note is not passed on. It lives here, in the patch, for the reason a note range does. Absent on every instance whose module is not a transpose, and on one that moves nothing.",
391
401
"maximum": 127,
392
402
"minimum": -127,
393
403
"type": "integer"
394
404
},
395
405
"unison": {
396
406
"description": "How many voices each note this instance plays is sounded by, detuned narrowly against each other and centred on the note. It lives here, in the patch, for the reason the pattern above it does: how a loop is voiced is a decision about this use of the module. The player's own unison is a setting of their browser and says nothing about this one, so a loop written thick stays thick for everyone who opens the patch. Optional permanently: an instance that says nothing plays one voice per note, which is what every record written before this field existed says.",
397
407
"maximum": 6,
398
408
"minimum": 1,
399
409
"type": "integer"
400
410
},
401
411
"voiceScope": {
402
412
"description": "Whether this instance is built once for each sounding note or once for the whole patch. One of the two, always: the choice is made when the module is added, from what the module is, and is the creator's to move afterwards. There is no third value and no leaving it out — an instance that said nothing left the answer to be worked out afresh every time the patch was played, which is a decision nobody could see and nobody could change.",
403
413
"enum": [
404
414
"perNote",
405
415
"perPatch"
406
416
],
407
417
"type": "string"
408
418
}
409
419
},
410
420
"required": [
411
421
"instanceId",
412
422
"module",
413
423
"voiceScope"
414
424
],
415
425
"type": "object"
416
426
},
417
427
"moduleRef": {
418
428
"description": "A pin to one exact published version of a module. Resolving it fetches that record, whoever authored it.",
419
429
"properties": {
420
430
"authorDid": {
421
431
"format": "did",
422
432
"type": "string"
423
433
},
424
434
"moduleId": {
425
435
"maxLength": 128,
426
436
"minLength": 1,
427
437
"type": "string"
428
438
},
429
439
"versionKey": {
430
440
"description": "The pinned version's record key, which is also the `versionKey` that version carries. A reader fetches the module record at this key.",
431
441
"maxLength": 128,
432
442
"minLength": 1,
433
443
"type": "string"
434
444
}
435
445
},
436
446
"required": [
437
447
"moduleId",
438
448
"versionKey",
439
449
"authorDid"
440
450
],
441
451
"type": "object"
442
452
},
443
453
"noteEvent": {
444
454
"description": "One note struck at one moment of the loop, held from it, and struck as hard and as often as it says. It is written one of two ways: a note written now says the tick it is at and how many ticks it is held for, and a note written while the grid was part of what a note was says the step of that grid and how many of those steps it was held for. Both are read; the first is written.",
445
455
"properties": {
446
456
"at": {
447
457
"description": "The tick of the loop this note is struck at, counted from its start at 96 ticks to the beat. Ticks rather than steps of the grid, because a note is at a moment and the grid is a guide over it: 96 is divided exactly by every grid this description offers, so a note keeps its moment however the grid is changed.",
448
458
"minimum": 0,
449
459
"type": "integer"
450
460
},
451
461
"hold": {
452
462
"description": "How many ticks this note is held for. Counted in ticks rather than in seconds for the reason the start is: a phrase written at 90 is the same phrase, held notes and all, at 140. A note is cut off by the loop's end and by the next note of its own pitch, since the same pitch overlapping itself is one voice rather than two.",
453
463
"minimum": 1,
454
464
"type": "integer"
455
465
},
456
466
"length": {
457
467
"description": "How many steps of the grid this note is held for, where its start is written as a step. Absent is one, which is what every pattern written before notes had a length says.",
458
468
"minimum": 1,
459
469
"type": "integer"
460
470
},
461
471
"note": {
462
472
"description": "The MIDI note number. 60 is middle C.",
463
473
"maximum": 127,
464
474
"minimum": 0,
465
475
"type": "integer"
466
476
},
467
477
"probability": {
468
478
"description": "How likely this note is to be struck each time the loop comes round, in percent, asked afresh on every pass. Optional permanently: a note that says nothing is struck every time, which is what every pattern written before a note could say otherwise says, and a certain note writes no field. Nought is not offered, for the reason a velocity of nought is not.",
469
479
"maximum": 100,
470
480
"minimum": 1,
471
481
"type": "integer"
472
482
},
473
483
"step": {
474
484
"description": "Which step of the grid this note is on, counted from the start of the loop. The older way of saying where a note is, read from every pattern published before a note carried a tick and written by none.",
475
485
"minimum": 0,
476
486
"type": "integer"
477
487
},
478
488
"velocity": {
479
489
"description": "How hard this note is struck, on the MIDI scale. It is part of what is played rather than how it is listened to — a phrase is written with its accents in it, and a loop where every note lands identically is a loop nobody wrote. Optional permanently: a note that says nothing is struck at 100, which is what every pattern written before a note could say says, and a note struck at 100 writes no field. Nought is not offered, since a note that could never be heard is a note taken off the loop rather than one written onto it.",
480
490
"maximum": 127,
481
491
"minimum": 1,
482
492
"type": "integer"
483
493
}
484
494
},
485
495
"required": [
486
496
"note"
487
497
],
488
498
"type": "object"
489
499
},
490
500
"noteOutputRef": {
491
501
"properties": {
492
502
"instanceId": {
493
503
"maxLength": 64,
494
504
"minLength": 1,
495
505
"type": "string"
496
506
},
497
507
"noteOutput": {
498
508
"maxLength": 64,
499
509
"minLength": 1,
500
510
"type": "string"
501
511
}
502
512
},
503
513
"required": [
504
514
"instanceId",
505
515
"noteOutput"
506
516
],
507
517
"type": "object"
508
518
},
509
519
"notePattern": {
510
520
"description": "The loops one sequencer holds, and the grid they are written on. A loop is a whole number of bars and the notes in it are counted in ticks of the beat, so a pattern means the same thing at any tempo — what a tick is worth in seconds is the player's tempo's business and not the pattern's. The first loop is written here, where a pattern has always been written; any after it are alternates.",
511
521
"properties": {
512
522
"active": {
513
523
"description": "Which loop is played, counting the one written here as zero. Absent is the first. It is in the record because it is what a visitor opening the patch hears — unlike stopping a loop, which is how a browser is listening and is written nowhere. Every loop counts from the same downbeat and wraps at its own length whether or not it is the one being heard, so switching between them reveals where the other had got to rather than starting it.",
514
524
"minimum": 0,
515
525
"type": "integer"
516
526
},
517
527
"alternates": {
518
528
"description": "The loops after the first. Absent while the sequencer holds a single pattern, which is what every sequencer written before there could be more than one says.",
519
529
"items": {
520
530
"ref": "#alternatePattern",
521
531
"type": "ref"
522
532
},
523
533
"maxLength": 7,
524
534
"type": "array"
525
535
},
526
536
"bars": {
527
537
"description": "How long the first loop is, in bars of four beats. There is no time signature anywhere here, and 4/4 is what a bar means to everyone who has not been told otherwise. Each loop keeps its own length: one may be four bars and the next five.",
528
538
"maximum": 8,
529
539
"minimum": 1,
530
540
"type": "integer"
531
541
},
532
542
"events": {
533
543
"description": "The notes in the first loop. A moment carrying no note is a rest; a note starting outside the loop's length is not played.",
534
544
"items": {
535
545
"ref": "#noteEvent",
536
546
"type": "ref"
537
547
},
538
548
"maxLength": 2048,
539
549
"type": "array"
540
550
},
541
551
"name": {
542
552
"description": "What the creator called the first loop. Optional permanently: a loop that says nothing is called by its place, which is what every loop written before a loop could be named says.",
543
553
"maxGraphemes": 32,
544
554
"maxLength": 320,
545
555
"minLength": 1,
546
556
"type": "string"
547
557
},
548
558
"resolution": {
549
559
"description": "The grid every loop on this sequencer is drawn and snapped to. It is a guide and not a part of what is played: it decides where a note being put down lands, and changing it moves nothing already written, so a loop may hold a note no line of the current grid passes through.",
550
560
"ref": "#resolution",
551
561
"type": "ref"
552
562
}
553
563
},
554
564
"required": [
555
565
"bars",
556
566
"resolution"
557
567
],
558
568
"type": "object"
559
569
},
560
570
"noteRange": {
561
571
"description": "The notes a note range passes on: from its lowest to its highest, both included, as MIDI note numbers (60 is middle C). Either end may be left out, and an end left out is open, so a range with only a lowest passes that note and everything above it. The same note at both ends is one key or one pad.",
562
572
"properties": {
563
573
"highest": {
564
574
"description": "The highest note passed on, at or above the lowest. Absent is the highest there is.",
565
575
"maximum": 127,
566
576
"minimum": 0,
567
577
"type": "integer"
568
578
},
569
579
"lowest": {
570
580
"description": "The lowest note passed on. Absent is the lowest there is.",
571
581
"maximum": 127,
572
582
"minimum": 0,
573
583
"type": "integer"
574
584
}
575
585
},
576
586
"type": "object"
577
587
},
578
588
"outputRef": {
579
589
"properties": {
580
590
"audioOutput": {
581
591
"maxLength": 64,
582
592
"minLength": 1,
583
593
"type": "string"
584
594
},
585
595
"instanceId": {
586
596
"maxLength": 64,
587
597
"minLength": 1,
588
598
"type": "string"
589
599
}
590
600
},
591
601
"required": [
592
602
"instanceId",
593
603
"audioOutput"
594
604
],
595
605
"type": "object"
596
606
},
597
607
"parameterValue": {
598
608
"description": "A value for one of the module's exposed parameters, or an explicit fall-back to the module's declared default.",
599
609
"properties": {
600
610
"id": {
601
611
"maxLength": 64,
602
612
"minLength": 1,
603
613
"type": "string"
604
614
},
605
615
"useDefault": {
606
616
"description": "Set where the patch explicitly defers to the module's default rather than recording a value.",
607
617
"type": "boolean"
608
618
},
609
619
"value": {
610
620
"description": "The value this patch sets the parameter to, always as text. A number is its decimal form — \"0.5\", and \"2\" for a whole one — because the ATproto data model has no floating-point type and a string is the only type that carries both a number and a word. Where the module declares a closed set of values instead, this is one of those strings, and a label that looks like a number stays the label it is: the module's own description says which of the two this parameter is.",
611
621
"maxLength": 200,
612
622
"type": "string"
613
623
}
614
624
},
615
625
"required": [
616
626
"id"
617
627
],
618
628
"type": "object"
619
629
},
620
630
"patternRoute": {
621
631
"description": "One sequencer whose loops an arranger chooses.",
622
632
"properties": {
623
633
"from": {
624
634
"description": "The arranger.",
625
635
"maxLength": 64,
626
636
"minLength": 1,
627
637
"type": "string"
628
638
},
629
639
"instanceId": {
630
640
"description": "The sequencer, at its pattern input.",
631
641
"maxLength": 64,
632
642
"minLength": 1,
633
643
"type": "string"
634
644
}
635
645
},
636
646
"required": [
637
647
"from",
638
648
"instanceId"
639
649
],
640
650
"type": "object"
641
651
},
642
652
"position": {
643
653
"properties": {
644
654
"x": {
645
655
"type": "integer"
646
656
},
647
657
"y": {
648
658
"type": "integer"
649
659
}
650
660
},
651
661
"required": [
652
662
"x",
653
663
"y"
654
664
],
655
665
"type": "object"
656
666
},
657
667
"resolution": {
658
668
"description": "One note value, as a length and what that length is multiplied by. The same vocabulary the player's own musical time is counted in.",
659
669
"properties": {
660
670
"unit": {
661
671
"description": "Three of them into the time of two, or not. Absent is normal. A dotted grid is not offered: it does not divide a bar evenly, so it would leave a pattern whose steps do not line up with its own loop.",
662
672
"knownValues": [
663
673
"normal",
664
674
"triplet"
665
675
],
666
676
"type": "string"
667
677
},
668
678
"value": {
669
679
"description": "The note value one step is worth. A bar is four beats.",
670
680
"knownValues": [
671
681
"bar",
672
682
"1/2",
673
683
"1/4",
674
684
"1/8",
675
685
"1/16",
676
686
"1/32",
677
687
"1/64",
678
688
"1/128"
679
689
],
680
690
"type": "string"
681
691
}
682
692
},
683
693
"required": [
684
694
"value"
685
695
],
686
696
"type": "object"
687
697
},
688
698
"sampleSlotFill": {
689
699
"properties": {
690
700
"blob": {
691
701
"accept": [
692
702
"audio/wav"
693
703
],
694
704
"maxSize": 2097152,
695
705
"type": "blob"
696
706
},
697
707
"ownerDid": {
698
708
"format": "did",
699
709
"type": "string"
700
710
},
701
711
"slotId": {
702
712
"maxLength": 64,
703
713
"minLength": 1,
704
714
"type": "string"
705
715
}
706
716
},
707
717
"required": [
708
718
"slotId",
709
719
"blob",
710
720
"ownerDid"
711
721
],
712
722
"type": "object"
713
723
},
714
724
"section": {
715
725
"description": "One section of a song: how long it is, and which loop each arranged sequencer plays for that long.",
716
726
"properties": {
717
727
"bars": {
718
728
"description": "How long this section is, in bars of four beats.",
719
729
"maximum": 64,
720
730
"minimum": 1,
721
731
"type": "integer"
722
732
},
723
733
"loops": {
724
734
"description": "Which loop each sequencer plays for this section. A sequencer wired to the arranger with no entry here rests for the section.",
725
735
"items": {
726
736
"ref": "#sectionLoop",
727
737
"type": "ref"
728
738
},
729
739
"maxLength": 64,
730
740
"type": "array"
731
741
},
732
742
"name": {
733
743
"description": "What the creator called this section. Optional permanently: a section that says nothing is called by its place.",
734
744
"maxGraphemes": 32,
735
745
"maxLength": 320,
736
746
"minLength": 1,
737
747
"type": "string"
738
748
}
739
749
},
740
750
"required": [
741
751
"bars"
742
752
],
743
753
"type": "object"
744
754
},
745
755
"sectionLoop": {
746
756
"properties": {
747
757
"instanceId": {
748
758
"description": "The sequencer.",
749
759
"maxLength": 64,
750
760
"minLength": 1,
751
761
"type": "string"
752
762
},
753
763
"loop": {
754
764
"description": "Which of the sequencer's loops it plays, counting the one its pattern writes first as zero. One it does not hold is played as its last.",
755
765
"maximum": 7,
756
766
"minimum": 0,
757
767
"type": "integer"
758
768
}
759
769
},
760
770
"required": [
761
771
"instanceId",
762
772
"loop"
763
773
],
764
774
"type": "object"
765
775
},
766
776
"song": {
767
777
"description": "An arranger's song: sections played one after another from its first beat. Each section starts every loop it names from that loop's first step, and lets go of whatever is still sounding when it ends, so a loop shorter than its section repeats and one longer is cut off.",
768
778
"properties": {
769
779
"end": {
770
780
"description": "What happens when the last section ends: `stop` leaves the sequencers it arranges silent, `loop` plays the song again from its first section, and `hold` keeps playing the last section. Optional permanently: absent is `stop`.",
771
781
"knownValues": [
772
782
"stop",
773
783
"loop",
774
784
"hold"
775
785
],
776
786
"type": "string"
777
787
},
778
788
"sections": {
779
789
"description": "The sections, in the order they are played.",
780
790
"items": {
781
791
"ref": "#section",
782
792
"type": "ref"
783
793
},
784
794
"maxLength": 64,
785
795
"type": "array"
786
796
}
787
797
},
788
798
"type": "object"
789
799
}
790
800
},
791
801
"description": "A synth patch: which modules it uses, how they are wired, what their parameters are set to, and how it is played. A patch plus the module records it pins is everything needed to reproduce it.",
792
802
"id": "at.atmosynth.patch",
793
803
"lexicon": 1
794
804
}