Music.Diatonic.Interval

The Interval module implements diatonic intervals.

Documentation

data Interval

Use these constructors to create Intervals. To alter them, use the diminish or augment functions.

Constructors

Unison

Min2nd

Maj2nd

Min3rd

Maj3rd

Perf4th

Perf5th

Min6th

Maj6th

Min7th

Maj7th

Instances

Eq Interval

Methods

(==) :: Interval -> Interval -> Bool

(/=) :: Interval -> Interval -> Bool

Show Interval

Methods

showsPrec :: Int -> Interval -> ShowS

show :: Interval -> String

showList :: [Interval] -> ShowS

Qual Interval

Methods

quality :: Interval -> Quality

Equiv Interval

Methods

equiv :: Interval -> Interval -> Bool

compound :: Interval -> Interval

Creates compound interval (adds an octave) to the specified Interval

octave :: Interval

min9th :: Interval

maj9th :: Interval

perf11th :: Interval

min13th :: Interval

maj13th :: Interval

augment :: Interval -> Interval

Augments an Interval by a semitone. The interval type remains the same.

diminish :: Interval -> Interval

Diminishes an Interval by a semitone. The interval type remains the same.

steps :: Interval -> Int

Returns the number of scale steps in an Interval.

semitones :: Interval -> Int

Returns the number of semitones in an Interval.