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record sample (y no playback?)

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🪞👃🪞 2024-12-28 18:06:17 +01:00
parent ae3099847a
commit 97920d7063
3 changed files with 31 additions and 12 deletions
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8
crates/tek/src/groovebox.rs
View file

@ -112,7 +112,7 @@ render!(<Tui>|self: GrooveboxSamples<'a>|{
}
}
Tui::bg(bg, if let Some(sample) = &self.0.sampler.mapped[note] {
todo!()
Tui::fg(fg, format!("{note:3} ????? "))
} else {
Tui::fg(fg, format!("{note:3} (none) "))
})
@ -153,9 +153,11 @@ input_to_command!(GrooveboxCommand: <Tui>|state: GrooveboxTui, input|match input
// 0: Enqueue phrase 0 (stop all)
key_pat!(Char('0')) => Enqueue(Some(state.pool.phrases()[0].clone())),
key_pat!(Shift-Char('R')) => Sampler(
key_pat!(Shift-Char('R')) => Sampler(if state.sampler.recording.is_some() {
SamplerCommand::RecordFinish
} else {
SamplerCommand::RecordBegin(u7::from(state.editor.note_point() as u8))
),
}),
// e: Toggle between editing currently playing or other phrase
key_pat!(Char('e')) => if let Some((_, Some(playing))) = state.player.play_phrase() {

33
crates/tek/src/sampler/sampler_audio.rs
View file

@ -11,22 +11,39 @@ audio!(|self: SamplerAudio<'a>, _client, scope|{
self.0.clear_output_buffer();
self.0.process_audio_out(scope);
self.0.write_output_buffer(scope);
self.0.update_input_meter(scope);
self.0.process_audio_in(scope);
Control::Continue
});
impl Sampler {
pub fn update_input_meter (&mut self, scope: &ProcessScope) {
let Sampler { audio_ins, input_meter, .. } = self;
pub fn process_audio_in (&mut self, scope: &ProcessScope) {
let Sampler { audio_ins, input_meter, recording, .. } = self;
if audio_ins.len() != input_meter.len() {
*input_meter = vec![0.0;audio_ins.len()];
}
for (input, meter) in audio_ins.iter().zip(input_meter) {
let slice = input.as_slice(scope);
let total: f32 = slice.iter().map(|x|x.abs()).sum();
let count = slice.len() as f32;
*meter = 10. * (total / count).log10();
if let Some((_, sample)) = recording {
if sample.channels.len() != audio_ins.len() {
panic!("channel count mismatch");
}
let iterator = audio_ins.iter().zip(input_meter).zip(sample.channels.iter_mut());
let mut length = 0;
for ((input, meter), channel) in iterator {
let slice = input.as_slice(scope);
length = length.max(slice.len());
let total: f32 = slice.iter().map(|x|x.abs()).sum();
let count = slice.len() as f32;
*meter = 10. * (total / count).log10();
channel.extend_from_slice(slice);
}
sample.end += length;
} else {
for (input, meter) in audio_ins.iter().zip(input_meter) {
let slice = input.as_slice(scope);
let total: f32 = slice.iter().map(|x|x.abs()).sum();
let count = slice.len() as f32;
*meter = 10. * (total / count).log10();
}
}
}