@tonaljs/mode
v4.9.0
Published
Functions to work with musical modes
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@tonaljs/mode
@tonaljs/mode
greek modes dictionary
Usage
ES6:
import { Mode } from "tonal";
node:
const { Mode } = require("tonal");
API
get(name: string) => object
Given a mode name, returns a Mode object with the following fields:
- name: the mode name
- aliases: alternative mode names
- modeNum: the mode number (0...7)
- mode: the mode number
- alt: the alterations
- triad: the triad chord type
- seventh: the seventh chord type
Example:
Mode.get("major");
// {
// name: "ionian",
// aliases: ["major"]
// intervals: ["1P", "2M", "3M", "4P", "5P", "6M", "7M"]
// modeNum: 0,
// mode: 2773,
// alt: 0,
// triad: "",
// seventh: "Maj7",
// }
names() => string[]
Get a list of all mode names.
Mode.names();
// => ["ionian", "dorian", "phrygian", "lydian", "mixolydian", "aeolian", "locrian"];
all() => object[]
Return a list of known modes
Mode.all();
notes(modeName: string, tonic: string) => string[]
Find notes of a mode with tonic:
Mode.notes("ionian", "C");
// => ["C", "D", "E", "F", "G", "A", "B"];
Mode.notes("major", "C");
// => ["C", "D", "E", "F", "G", "A", "B"];
Mode.notes("minor", "C");
// => ["C", "D", "Eb", "F", "G", "Ab", "Bb"];
triads(modeName: string, tonic: string) => string[]
Return the triads of a mode with tonic:
Mode.triads("major", "C");
// => ["C", "Dm", "Em", "F", "G", "Am", "Bdim"];
seventhChords(modeName: string, tonic: string) => string[]
Return the seventh chords of a mode with tonic:
Mode.seventhChords("major", "C");
// => ["CMaj7", "Dm7", "Em7", "FMaj7", "G7", "Am7", "B7b5"];
relativeTonic(destination: string, source: string, tonic: string)
Find a relative tonic. For example, the "minor" relative tonic of "C major" is "A":
Mode.relativeTonic("minor", "major", "C"); // => "A"
How to?
Get notes from a mode?
For example, "A major" mode:
import { Mode, Note } from "tonal";
Mode.get("major").intervals.map(Note.transposeFrom("A"));
["A", "B", "C#", "D", "E", "F#", "G#"];
Want more?
Take a look to @tonal/key