chord

Documentation

Overview

Provides types to represents chords Guitar Voicing Keyboard Voicing May provides a function to transpose a song to another tone May provides a function to compute the tone and the range of song

Index

• type Chord
• type ChordChart
• type ChordMeasure
• type GuitarVoicing

Examples

• Chord
• GuitarVoicing

Types

type Chord

type Chord struct {
	Name  string
	Notes []note.Note
}

Example

Em := Chord{
	Name: "Em",
	Notes: []note.Note{
		note.Minor.Degree(note.E, 1),
		note.Minor.Degree(note.E, 3),
		note.Minor.Degree(note.E, 5),
	},
}
fmt.Println(Em)

Output:

{Em [E G B]}

type ChordChart

type ChordChart struct {
	Division int
	Measures ChordMeasure
}

type ChordMeasure

type ChordMeasure struct {
	Chords []Chord
}

type GuitarVoicing

type GuitarVoicing struct {
	Name    string
	Tuning  []note.Note
	Frets   []int
	Fingers []int
}

Example

Em := GuitarVoicing{
	Name:    "Em",
	Tuning:  []note.Note{note.E, note.A, note.D, note.G, note.B, note.E},
	Frets:   []int{0, 2, 2, 0, 0, 0},
	Fingers: []int{-1, 2, 3, -1, -1, -1},
}
fmt.Println(Em)

Output:

{Em [E A D G B E] [0 2 2 0 0 0] [-1 2 3 -1 -1 -1]}