Method release_note

perro_source/audio_stack/perro_pawdio/src/midi.rs:907–912

(&mut self, id: u64)

        if let Some((channel, note)) = self.notes.remove(&id) {
            self.synth
                .process_midi_message(channel.0 as i32, 0x80, note.0 as i32, 0);
        }
    }

    fn process_auto_releases(&mut self) {
        let mut i = 0usize;
        while i < self.auto_releases.len() {
            if self.auto_releases[i].0 <= self.sample {
                let (_, id) = self.auto_releases.swap_remove(i);