let harmony = Engine.new(Palestrina);

fn detect_pitch(buf) -> Note

const MAX_VOICES: usize = 4;

voice_leading.reject_parallels()

struct GuitarInput { onset }

engine.harmonize(note, scale)

fn detect_pitch(
  buf: &[f32]
) -> Option<Note>

let voices =
  counterpoint::
    generate(line, mode);

if interval == Fifth
  && motion == Parallel
  { reject() }

#[inline(always)]
fn onset(
  frame: &Frame
) -> bool

block_size: 128
sample_rate: 48_000
latency_ms: 7.2

// Palestrina
// counterpoint
// rules.rs

HARMONY CONFIGURATION

HARMONY MODES

Compare diatonic harmony, contrary motion, and species counterpoint with the same input. Mode implementations are available in /src/harmony/modes.

◆ ◇ ◆ ◇ ◆MODE SELECTOR

DIATONIC FOURTHS

+3 scale degrees above melody

Chromatic fallback when out of key

Open / quartal sound

Stateless

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◆ ◇ ◆ ◇ ◆PRACTICE

MODE COMPARISON

COMPARE MODES WITH THE SAME INPUT

COUNTERPOINT DEMO

◆ ◇ ◆ ◇ ◆VOICE LEADING

VOICE CONFIGURATION

VOICE-LEADING STYLES AND REGISTERS

PALESTRINA

16th-century strict species

Motion	Mostly stepwise
Voicing	Tight
Common tones	Held when possible
Contrary motion	Encouraged

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