torque-tracker-engine / examples / render.rs

use torque_tracker_engine::{
    audio_processing::playback::PlaybackState,
    file::impulse_format::header::PatternOrder,
    manager::PlaybackSettings,
    project::{
        event_command::NoteCommand,
        note_event::{Note, NoteEvent, VolumeEffect},
        pattern::InPatternPosition,
        song::Song,
    },
    sample::{Sample, SampleMetaData},
};

fn main() {
    let mut reader = hound::WavReader::open("test-files/770_Hz_Tone.wav").unwrap();
    let spec = reader.spec();
    println!("sample specs: {spec:?}");
    assert!(spec.channels == 1);
    let sample_data = reader
        .samples::<i16>()
        .map(|result| <f32 as dasp::Sample>::from_sample(result.unwrap()));
    let sample = Sample::new_mono(sample_data);

    let meta = SampleMetaData {
        sample_rate: spec.sample_rate,
        ..Default::default()
    };

    let mut song: Song = Song::default();
    song.pattern_order[0] = PatternOrder::Number(0);
    song.samples[0] = Some((meta, sample));
    song.patterns[0].set_event(
        InPatternPosition { row: 0, channel: 0 },
        NoteEvent {
            note: Note::default(),
            sample_instr: 0,
            vol: VolumeEffect::None,
            command: NoteCommand::None,
        },
    );
    song.patterns[0].set_event(
        InPatternPosition { row: 0, channel: 2 },
        NoteEvent {
            note: Note::default(),
            sample_instr: 0,
            vol: VolumeEffect::None,
            command: NoteCommand::None,
        },
    );

    let mut playback = PlaybackState::new(&song, 44100, PlaybackSettings::default()).unwrap();
    let iter = playback.iter::<0>(&song);
    for _ in iter.take(50) {
        // dbg!(frame);
    }
}