Examples / music-chord

`music-chord.json`

targets v0.34.0 3 entities 4 schemas

A pattern step and a free-time note that each sound C major: pitch 60 plus intervals [4, 7]. The next step is G minor ([3, 7] from 67). The last step is C alone. rig.audio.analysis asks for live chroma, key, and chord. Those values are not in the file.

Speaks

rig.audio.analysis · rig.meta.named · rig.music.note · rig.music.pattern

Document

Validates under npm run check — raw file · open in RigPlayer — drop it in, press play, remix it, share the link.

{
  "rig": "0.34.0",
  "document": {
    "title": "Chord on a step and a note"
  },
  "entities": [
    {
      "id": "pattern",
      "components": {
        "rig.meta.named": {
          "name": "Triads",
          "stableId": "pattern"
        },
        "rig.music.pattern": {
          "rootNote": 60,
          "scale": "major",
          "steps": [
            {
              "active": true,
              "pitch": 60,
              "intervals": [
                4,
                7
              ]
            },
            {
              "active": true,
              "pitch": 67,
              "intervals": [
                3,
                7
              ]
            },
            {
              "active": false
            },
            {
              "active": true,
              "pitch": 60
            }
          ]
        }
      }
    },
    {
      "id": "roll",
      "components": {
        "rig.meta.named": {
          "name": "C major",
          "stableId": "roll"
        },
        "rig.music.note": {
          "pitch": 60,
          "start": 0,
          "duration": 1,
          "intervals": [
            4,
            7
          ]
        }
      }
    },
    {
      "id": "listen",
      "components": {
        "rig.audio.analysis": {
          "source": "input",
          "bandCount": 16,
          "features": [
            "chroma",
            "key",
            "chord"
          ]
        }
      }
    }
  ]
}