at.atmosynth.patch

atmosynth.at

Schema Diff

+7 -1

From

CID
bafyreibgn42564h...
Indexed At
2026-09-28 20:02 UTC
View this version

To

CID
bafyreib2thslutq...
Indexed At
2026-09-29 09:38 UTC
View this version

Compatibility Analysis

Backward Compatible

Backward compatible. 2 non-breaking changes.

Non-Breaking Changes (2)
  • AddedVertex AddedVertex { vertex_id: "at.atmosynth.patch#moduleInstance.noteLength" }
  • AddedEdge AddedEdge { src: "at.atmosynth.patch#moduleInstance", tgt: "at.atmosynth.patch#moduleInstance.noteLength", kind: "prop", name: Some("noteLength") }

Migration Guidance

Added Elements

  • AddedVertex { vertex_id: "at.atmosynth.patch#moduleInstance.noteLength" }

Additional Notes

  • Non-breaking: AddedEdge { src: "at.atmosynth.patch#moduleInstance", tgt: "at.atmosynth.patch#moduleInstance.noteLength", kind: "prop", name: Some("noteLength") }
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 -
            "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.",
175 +
            "description": "What reaches the input of each sequencer, each note range, each transpose, each pitch assignment and each one-shot: 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`); which a transpose or a pitch assignment hears, to pass on at another pitch (`transpose`, `assignedNote`); and which a one-shot hears, to pass on lasting one length (`noteLength`). 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": {
261 261
      "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
        },
269 269
        "from": {
270 270
          "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.",
271 271
          "maxLength": 200,
272 272
          "type": "string"
273 273
        },
274 274
        "parameter": {
275 275
          "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.",
276 276
          "maxLength": 64,
277 277
          "minLength": 1,
278 278
          "type": "string"
279 279
        },
280 280
        "to": {
281 281
          "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.",
282 282
          "maxLength": 200,
283 283
          "type": "string"
284 284
        }
285 285
      },
286 286
      "required": [
287 287
        "parameter",
288 288
        "controller"
289 289
      ],
290 290
      "type": "object"
291 291
    },
292 292
    "midiRoute": {
293 293
      "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.",
294 294
      "properties": {
295 295
        "from": {
296 296
          "description": "The note output these notes leave. Absent where they come from the player.",
297 297
          "ref": "#noteOutputRef",
298 298
          "type": "ref"
299 299
        },
300 300
        "instanceId": {
301 301
          "maxLength": 64,
302 302
          "minLength": 1,
303 303
          "type": "string"
304 304
        },
305 305
        "midiInput": {
306 306
          "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.",
307 307
          "maxLength": 64,
308 308
          "minLength": 1,
309 309
          "type": "string"
310 310
        }
311 311
      },
312 312
      "required": [
313 313
        "instanceId",
314 314
        "midiInput"
315 315
      ],
316 316
      "type": "object"
317 317
    },
318 318
    "moduleInstance": {
319 319
      "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.",
320 320
      "properties": {
321 321
        "assignedNote": {
322 322
          "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.",
323 323
          "maximum": 127,
324 324
          "minimum": 0,
325 325
          "type": "integer"
326 326
        },
327 327
        "enabled": {
328 328
          "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.",
329 329
          "type": "boolean"
330 330
        },
331 331
        "glide": {
332 332
          "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.",
333 333
          "ref": "#glide",
334 334
          "type": "ref"
335 335
        },
336 336
        "instanceId": {
337 337
          "maxLength": 64,
338 338
          "minLength": 1,
339 339
          "type": "string"
340 340
        },
341 341
        "midiControls": {
342 342
          "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.",
343 343
          "items": {
344 344
            "ref": "#midiControl",
345 345
            "type": "ref"
346 346
          },
347 347
          "type": "array"
348 348
        },
349 349
        "module": {
350 350
          "ref": "#moduleRef",
351 351
          "type": "ref"
352 352
        },
353 353
        "name": {
354 354
          "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.",
355 355
          "maxGraphemes": 32,
356 356
          "maxLength": 320,
357 357
          "minLength": 1,
358 358
          "type": "string"
359 359
        },
360 +
        "noteLength": {
361 +
          "description": "How many milliseconds every note this instance passes on lasts, where its module is a one-shot, however briefly or long whatever played it held it: a pad tapped in front of a drum plays the drum's whole hit. When the length is up the note is let go of and its sound follows its own release. Only how long a note lasts changes: each still starts when it was struck, at its own pitch and the strength it was played with. It lives here, in the patch, for the reason a note range does. Absent on every instance whose module is not a one-shot; on a one-shot, absent is 100 milliseconds.",
362 +
          "maximum": 10000,
363 +
          "minimum": 1,
364 +
          "type": "integer"
365 +
        },
360 366
        "notePattern": {
361 367
          "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.",
362 368
          "ref": "#notePattern",
363 369
          "type": "ref"
364 370
        },
365 371
        "noteRange": {
366 372
          "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.",
367 373
          "ref": "#noteRange",
368 374
          "type": "ref"
369 375
        },
370 376
        "parameterValues": {
371 377
          "items": {
372 378
            "ref": "#parameterValue",
373 379
            "type": "ref"
374 380
          },
375 381
          "type": "array"
376 382
        },
377 383
        "position": {
378 384
          "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.",
379 385
          "ref": "#position",
380 386
          "type": "ref"
381 387
        },
382 388
        "sampleSlotFills": {
383 389
          "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.",
384 390
          "items": {
385 391
            "ref": "#sampleSlotFill",
386 392
            "type": "ref"
387 393
          },
388 394
          "type": "array"
389 395
        },
390 396
        "scene": {
391 397
          "description": "Which of `scenes` is playing, counting the first as zero. Choosing a scene is an edit like choosing a sequencer's loop, so it is written here, and the patch opens on it. Optional permanently: absent is the first, and a reader plays one past the last as the last.",
392 398
          "maximum": 25,
393 399
          "minimum": 0,
394 400
          "type": "integer"
395 401
        },
396 402
        "sceneLaunch": {
397 403
          "description": "When a scene chosen on this instance takes over, and where the loops it names start. Optional permanently: absent is on the next bar, from their first step.",
398 404
          "ref": "#sceneLaunch",
399 405
          "type": "ref"
400 406
        },
401 407
        "scenes": {
402 408
          "description": "The scenes this instance switches between, where its module is a scenes block: which loop each sequencer wired to it plays in each. It lives here for the reason a song does. Absent on every instance whose module is not a scenes block.",
403 409
          "items": {
404 410
            "ref": "#scene",
405 411
            "type": "ref"
406 412
          },
407 413
          "maxLength": 26,
408 414
          "type": "array"
409 415
        },
410 416
        "song": {
411 417
          "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.",
412 418
          "ref": "#song",
413 419
          "type": "ref"
414 420
        },
415 421
        "thru": {
416 422
          "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.",
417 423
          "type": "boolean"
418 424
        },
419 425
        "transpose": {
420 426
          "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.",
421 427
          "maximum": 127,
422 428
          "minimum": -127,
423 429
          "type": "integer"
424 430
        },
425 431
        "unison": {
426 432
          "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.",
427 433
          "maximum": 6,
428 434
          "minimum": 1,
429 435
          "type": "integer"
430 436
        },
431 437
        "voiceScope": {
432 438
          "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.",
433 439
          "enum": [
434 440
            "perNote",
435 441
            "perPatch"
436 442
          ],
437 443
          "type": "string"
438 444
        }
439 445
      },
440 446
      "required": [
441 447
        "instanceId",
442 448
        "module",
443 449
        "voiceScope"
444 450
      ],
445 451
      "type": "object"
446 452
    },
447 453
    "moduleRef": {
448 454
      "description": "A pin to one exact published version of a module. Resolving it fetches that record, whoever authored it.",
449 455
      "properties": {
450 456
        "authorDid": {
451 457
          "format": "did",
452 458
          "type": "string"
453 459
        },
454 460
        "moduleId": {
455 461
          "maxLength": 128,
456 462
          "minLength": 1,
457 463
          "type": "string"
458 464
        },
459 465
        "versionKey": {
460 466
          "description": "The pinned version's record key, which is also the `versionKey` that version carries. A reader fetches the module record at this key.",
461 467
          "maxLength": 128,
462 468
          "minLength": 1,
463 469
          "type": "string"
464 470
        }
465 471
      },
466 472
      "required": [
467 473
        "moduleId",
468 474
        "versionKey",
469 475
        "authorDid"
470 476
      ],
471 477
      "type": "object"
472 478
    },
473 479
    "noteEvent": {
474 480
      "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.",
475 481
      "properties": {
476 482
        "at": {
477 483
          "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.",
478 484
          "minimum": 0,
479 485
          "type": "integer"
480 486
        },
481 487
        "hold": {
482 488
          "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.",
483 489
          "minimum": 1,
484 490
          "type": "integer"
485 491
        },
486 492
        "length": {
487 493
          "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.",
488 494
          "minimum": 1,
489 495
          "type": "integer"
490 496
        },
491 497
        "note": {
492 498
          "description": "The MIDI note number. 60 is middle C.",
493 499
          "maximum": 127,
494 500
          "minimum": 0,
495 501
          "type": "integer"
496 502
        },
497 503
        "probability": {
498 504
          "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.",
499 505
          "maximum": 100,
500 506
          "minimum": 1,
501 507
          "type": "integer"
502 508
        },
503 509
        "step": {
504 510
          "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.",
505 511
          "minimum": 0,
506 512
          "type": "integer"
507 513
        },
508 514
        "velocity": {
509 515
          "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.",
510 516
          "maximum": 127,
511 517
          "minimum": 1,
512 518
          "type": "integer"
513 519
        }
514 520
      },
515 521
      "required": [
516 522
        "note"
517 523
      ],
518 524
      "type": "object"
519 525
    },
520 526
    "noteOutputRef": {
521 527
      "properties": {
522 528
        "instanceId": {
523 529
          "maxLength": 64,
524 530
          "minLength": 1,
525 531
          "type": "string"
526 532
        },
527 533
        "noteOutput": {
528 534
          "maxLength": 64,
529 535
          "minLength": 1,
530 536
          "type": "string"
531 537
        }
532 538
      },
533 539
      "required": [
534 540
        "instanceId",
535 541
        "noteOutput"
536 542
      ],
537 543
      "type": "object"
538 544
    },
539 545
    "notePattern": {
540 546
      "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.",
541 547
      "properties": {
542 548
        "active": {
543 549
          "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.",
544 550
          "minimum": 0,
545 551
          "type": "integer"
546 552
        },
547 553
        "alternates": {
548 554
          "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.",
549 555
          "items": {
550 556
            "ref": "#alternatePattern",
551 557
            "type": "ref"
552 558
          },
553 559
          "maxLength": 7,
554 560
          "type": "array"
555 561
        },
556 562
        "bars": {
557 563
          "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.",
558 564
          "maximum": 8,
559 565
          "minimum": 1,
560 566
          "type": "integer"
561 567
        },
562 568
        "events": {
563 569
          "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.",
564 570
          "items": {
565 571
            "ref": "#noteEvent",
566 572
            "type": "ref"
567 573
          },
568 574
          "maxLength": 2048,
569 575
          "type": "array"
570 576
        },
571 577
        "name": {
572 578
          "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.",
573 579
          "maxGraphemes": 32,
574 580
          "maxLength": 320,
575 581
          "minLength": 1,
576 582
          "type": "string"
577 583
        },
578 584
        "resolution": {
579 585
          "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.",
580 586
          "ref": "#resolution",
581 587
          "type": "ref"
582 588
        }
583 589
      },
584 590
      "required": [
585 591
        "bars",
586 592
        "resolution"
587 593
      ],
588 594
      "type": "object"
589 595
    },
590 596
    "noteRange": {
591 597
      "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.",
592 598
      "properties": {
593 599
        "highest": {
594 600
          "description": "The highest note passed on, at or above the lowest. Absent is the highest there is.",
595 601
          "maximum": 127,
596 602
          "minimum": 0,
597 603
          "type": "integer"
598 604
        },
599 605
        "lowest": {
600 606
          "description": "The lowest note passed on. Absent is the lowest there is.",
601 607
          "maximum": 127,
602 608
          "minimum": 0,
603 609
          "type": "integer"
604 610
        }
605 611
      },
606 612
      "type": "object"
607 613
    },
608 614
    "outputRef": {
609 615
      "properties": {
610 616
        "audioOutput": {
611 617
          "maxLength": 64,
612 618
          "minLength": 1,
613 619
          "type": "string"
614 620
        },
615 621
        "instanceId": {
616 622
          "maxLength": 64,
617 623
          "minLength": 1,
618 624
          "type": "string"
619 625
        }
620 626
      },
621 627
      "required": [
622 628
        "instanceId",
623 629
        "audioOutput"
624 630
      ],
625 631
      "type": "object"
626 632
    },
627 633
    "parameterValue": {
628 634
      "description": "A value for one of the module's exposed parameters, or an explicit fall-back to the module's declared default.",
629 635
      "properties": {
630 636
        "id": {
631 637
          "maxLength": 64,
632 638
          "minLength": 1,
633 639
          "type": "string"
634 640
        },
635 641
        "useDefault": {
636 642
          "description": "Set where the patch explicitly defers to the module's default rather than recording a value.",
637 643
          "type": "boolean"
638 644
        },
639 645
        "value": {
640 646
          "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.",
641 647
          "maxLength": 200,
642 648
          "type": "string"
643 649
        }
644 650
      },
645 651
      "required": [
646 652
        "id"
647 653
      ],
648 654
      "type": "object"
649 655
    },
650 656
    "patternRoute": {
651 657
      "description": "One sequencer whose loops an arranger or a scenes block chooses.",
652 658
      "properties": {
653 659
        "from": {
654 660
          "description": "The arranger, or the scenes block.",
655 661
          "maxLength": 64,
656 662
          "minLength": 1,
657 663
          "type": "string"
658 664
        },
659 665
        "instanceId": {
660 666
          "description": "The sequencer, at its pattern input.",
661 667
          "maxLength": 64,
662 668
          "minLength": 1,
663 669
          "type": "string"
664 670
        }
665 671
      },
666 672
      "required": [
667 673
        "from",
668 674
        "instanceId"
669 675
      ],
670 676
      "type": "object"
671 677
    },
672 678
    "position": {
673 679
      "properties": {
674 680
        "x": {
675 681
          "type": "integer"
676 682
        },
677 683
        "y": {
678 684
          "type": "integer"
679 685
        }
680 686
      },
681 687
      "required": [
682 688
        "x",
683 689
        "y"
684 690
      ],
685 691
      "type": "object"
686 692
    },
687 693
    "resolution": {
688 694
      "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.",
689 695
      "properties": {
690 696
        "unit": {
691 697
          "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.",
692 698
          "knownValues": [
693 699
            "normal",
694 700
            "triplet"
695 701
          ],
696 702
          "type": "string"
697 703
        },
698 704
        "value": {
699 705
          "description": "The note value one step is worth. A bar is four beats.",
700 706
          "knownValues": [
701 707
            "bar",
702 708
            "1/2",
703 709
            "1/4",
704 710
            "1/8",
705 711
            "1/16",
706 712
            "1/32",
707 713
            "1/64",
708 714
            "1/128"
709 715
          ],
710 716
          "type": "string"
711 717
        }
712 718
      },
713 719
      "required": [
714 720
        "value"
715 721
      ],
716 722
      "type": "object"
717 723
    },
718 724
    "sampleSlotFill": {
719 725
      "properties": {
720 726
        "blob": {
721 727
          "accept": [
722 728
            "audio/wav"
723 729
          ],
724 730
          "maxSize": 2097152,
725 731
          "type": "blob"
726 732
        },
727 733
        "ownerDid": {
728 734
          "format": "did",
729 735
          "type": "string"
730 736
        },
731 737
        "slotId": {
732 738
          "maxLength": 64,
733 739
          "minLength": 1,
734 740
          "type": "string"
735 741
        }
736 742
      },
737 743
      "required": [
738 744
        "slotId",
739 745
        "blob",
740 746
        "ownerDid"
741 747
      ],
742 748
      "type": "object"
743 749
    },
744 750
    "scene": {
745 751
      "description": "One scene: which loop each sequencer wired to the scenes block plays while it is the scene playing. It lasts until another scene is chosen.",
746 752
      "properties": {
747 753
        "loops": {
748 754
          "description": "Which loop each sequencer plays in this scene. A sequencer wired to the scenes block with no entry here rests while it plays.",
749 755
          "items": {
750 756
            "ref": "#sectionLoop",
751 757
            "type": "ref"
752 758
          },
753 759
          "maxLength": 64,
754 760
          "type": "array"
755 761
        },
756 762
        "name": {
757 763
          "description": "What the creator called this scene. Optional permanently: a scene that says nothing is called by its letter.",
758 764
          "maxGraphemes": 32,
759 765
          "maxLength": 320,
760 766
          "minLength": 1,
761 767
          "type": "string"
762 768
        }
763 769
      },
764 770
      "type": "object"
765 771
    },
766 772
    "sceneLaunch": {
767 773
      "description": "When a scene chosen takes over, and where its loops start.",
768 774
      "properties": {
769 775
        "quantize": {
770 776
          "description": "Where a scene chosen takes over: `none` at once, or on the next beat, bar, two bars or four bars, counted from the downbeat the loops count from. Optional permanently: absent is `bar`.",
771 777
          "knownValues": [
772 778
            "none",
773 779
            "beat",
774 780
            "bar",
775 781
            "2bars",
776 782
            "4bars"
777 783
          ],
778 784
          "type": "string"
779 785
        },
780 786
        "restart": {
781 787
          "description": "Whether the loops a scene names start from their first step where it takes over, or carry on from where they already were. Optional permanently: absent is from their first step, so only `false` is written.",
782 788
          "type": "boolean"
783 789
        }
784 790
      },
785 791
      "type": "object"
786 792
    },
787 793
    "section": {
788 794
      "description": "One section of a song: how long it is, and which loop each arranged sequencer plays for that long.",
789 795
      "properties": {
790 796
        "bars": {
791 797
          "description": "How long this section is, in bars of four beats.",
792 798
          "maximum": 64,
793 799
          "minimum": 1,
794 800
          "type": "integer"
795 801
        },
796 802
        "loops": {
797 803
          "description": "Which loop each sequencer plays for this section. A sequencer wired to the arranger with no entry here rests for the section.",
798 804
          "items": {
799 805
            "ref": "#sectionLoop",
800 806
            "type": "ref"
801 807
          },
802 808
          "maxLength": 64,
803 809
          "type": "array"
804 810
        },
805 811
        "name": {
806 812
          "description": "What the creator called this section. Optional permanently: a section that says nothing is called by its place.",
807 813
          "maxGraphemes": 32,
808 814
          "maxLength": 320,
809 815
          "minLength": 1,
810 816
          "type": "string"
811 817
        }
812 818
      },
813 819
      "required": [
814 820
        "bars"
815 821
      ],
816 822
      "type": "object"
817 823
    },
818 824
    "sectionLoop": {
819 825
      "properties": {
820 826
        "instanceId": {
821 827
          "description": "The sequencer.",
822 828
          "maxLength": 64,
823 829
          "minLength": 1,
824 830
          "type": "string"
825 831
        },
826 832
        "loop": {
827 833
          "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.",
828 834
          "maximum": 7,
829 835
          "minimum": 0,
830 836
          "type": "integer"
831 837
        }
832 838
      },
833 839
      "required": [
834 840
        "instanceId",
835 841
        "loop"
836 842
      ],
837 843
      "type": "object"
838 844
    },
839 845
    "song": {
840 846
      "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.",
841 847
      "properties": {
842 848
        "end": {
843 849
          "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`.",
844 850
          "knownValues": [
845 851
            "stop",
846 852
            "loop",
847 853
            "hold"
848 854
          ],
849 855
          "type": "string"
850 856
        },
851 857
        "sections": {
852 858
          "description": "The sections, in the order they are played.",
853 859
          "items": {
854 860
            "ref": "#section",
855 861
            "type": "ref"
856 862
          },
857 863
          "maxLength": 64,
858 864
          "type": "array"
859 865
        }
860 866
      },
861 867
      "type": "object"
862 868
    }
863 869
  },
864 870
  "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.",
865 871
  "id": "at.atmosynth.patch",
866 872
  "lexicon": 1
867 873
}

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