tek/src/midi.rs
2025-01-02 16:38:04 +01:00

43 lines
1.6 KiB
Rust

use crate::*;
pub(crate) mod midi_pool; pub(crate) use midi_pool::*;
pub(crate) mod midi_clip; pub(crate) use midi_clip::*;
pub(crate) mod midi_launch; pub(crate) use midi_launch::*;
pub(crate) mod midi_player; pub(crate) use midi_player::*;
pub(crate) mod midi_in; pub(crate) use midi_in::*;
pub(crate) mod midi_out; pub(crate) use midi_out::*;
pub(crate) mod midi_note; pub(crate) use midi_note::*;
pub(crate) mod midi_range; pub(crate) use midi_range::*;
pub(crate) mod midi_point; pub(crate) use midi_point::*;
pub(crate) mod midi_view; pub(crate) use midi_view::*;
pub(crate) mod midi_editor; pub(crate) use midi_editor::*;
pub(crate) mod midi_status; pub(crate) use midi_status::*;
/// Add "all notes off" to the start of a buffer.
pub fn all_notes_off (output: &mut [Vec<Vec<u8>>]) {
let mut buf = vec![];
let msg = MidiMessage::Controller { controller: 123.into(), value: 0.into() };
let evt = LiveEvent::Midi { channel: 0.into(), message: msg };
evt.write(&mut buf).unwrap();
output[0].push(buf);
}
/// Return boxed iterator of MIDI events
pub fn parse_midi_input (input: MidiIter) -> Box<dyn Iterator<Item=(usize, LiveEvent, &[u8])> + '_> {
Box::new(input.map(|RawMidi { time, bytes }|(
time as usize,
LiveEvent::parse(bytes).unwrap(),
bytes
)))
}
/// Update notes_in array
pub fn update_keys (keys: &mut[bool;128], message: &MidiMessage) {
match message {
MidiMessage::NoteOn { key, .. } => { keys[key.as_int() as usize] = true; }
MidiMessage::NoteOff { key, .. } => { keys[key.as_int() as usize] = false; },
_ => {}
}
}