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wip: refactor pt.4, reduce number of files

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🪞👃🪞 2024-11-10 01:03:47 +01:00
parent adf5b3f0f8
commit 8c37c95cc6
60 changed files with 2185 additions and 2187 deletions
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8
Cargo.lock generated
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@ -2697,14 +2697,6 @@ dependencies = [
"toml", "toml",
] ]
[[package]]
name = "tek_snd"
version = "0.1.0"
dependencies = [
"tek_api",
"tek_core",
]
[[package]] [[package]]
name = "tek_tui" name = "tek_tui"
version = "0.1.0" version = "0.1.0"

1
Cargo.toml
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@ -2,7 +2,6 @@
resolver = "2" resolver = "2"
members = [ members = [
"crates/tek_core", "crates/tek_core",
"crates/tek_snd",
"crates/tek_api", "crates/tek_api",
"crates/tek_cli", "crates/tek_cli",
"crates/tek_tui" "crates/tek_tui"

0
crates/tek_api/src/api.rs Normal file
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77
crates/tek_api/src/api_cmd.rs
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@ -1,68 +1,5 @@
use crate::*; use crate::*;
#[derive(Clone)]
pub enum ArrangerCommand {
Focus(FocusCommand),
Transport(TransportCommand),
Phrases(PhrasePoolCommand),
Editor(PhraseEditorCommand),
Arrangement(ArrangementCommand),
EditPhrase(Option<Arc<RwLock<Phrase>>>),
}
#[derive(Clone)]
pub enum ArrangementCommand {
New,
Load,
Save,
ToggleViewMode,
Delete,
Activate,
Increment,
Decrement,
ZoomIn,
ZoomOut,
Go(Direction),
Edit(Option<Arc<RwLock<Phrase>>>),
Scene(SceneCommand),
Track(TrackCommand),
Clip(ClipCommand),
}
#[derive(Clone)]
pub enum SceneCommand {
Next,
Prev,
Add,
Delete,
MoveForward,
MoveBack,
RandomColor,
SetSize(usize),
SetZoom(usize),
}
#[derive(Clone)]
pub enum TrackCommand {
Next,
Prev,
Add,
Delete,
MoveForward,
MoveBack,
RandomColor,
SetSize(usize),
SetZoom(usize),
}
#[derive(Clone)]
pub enum ClipCommand {
SetLoop(bool),
Get(usize, usize),
Put(usize, usize, Option<Arc<RwLock<Phrase>>>),
Edit(Option<Arc<RwLock<Phrase>>>),
}
#[derive(Clone, PartialEq)] #[derive(Clone, PartialEq)]
pub enum SequencerCommand { pub enum SequencerCommand {
Focus(FocusCommand), Focus(FocusCommand),
@ -127,17 +64,3 @@ pub enum PhraseEditorCommand {
TimeZoomSet(usize), TimeZoomSet(usize),
Go(Direction), Go(Direction),
} }
#[derive(Copy, Clone, PartialEq)]
pub enum TransportCommand {
FocusNext,
FocusPrev,
Play(Option<usize>),
Pause(Option<usize>),
SeekUsec(f64),
SeekSample(f64),
SeekPulse(f64),
SetBpm(f64),
SetQuant(f64),
SetSync(f64),
}

197
crates/tek_api/src/api_edn.rs
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@ -1,197 +0,0 @@
use crate::*;
use crate::midly::num::u7;
impl Scene {
pub fn from_edn <'a, 'e> (args: &[Edn<'e>]) -> Usually<Self> {
let mut name = None;
let mut clips = vec![];
edn!(edn in args {
Edn::Map(map) => {
let key = map.get(&Edn::Key(":name"));
if let Some(Edn::Str(n)) = key {
name = Some(*n);
} else {
panic!("unexpected key in scene '{name:?}': {key:?}")
}
},
Edn::Symbol("_") => {
clips.push(None);
},
Edn::Int(i) => {
clips.push(Some(*i as usize));
},
_ => panic!("unexpected in scene '{name:?}': {edn:?}")
});
Ok(Scene {
name: Arc::new(name.unwrap_or("").to_string().into()),
color: ItemColor::random(),
clips,
})
}
}
impl MixerTrack {
const SYM_NAME: &'static str = ":name";
const SYM_GAIN: &'static str = ":gain";
const SYM_SAMPLER: &'static str = "sampler";
const SYM_LV2: &'static str = "lv2";
pub fn from_edn <'a, 'e> (jack: &Arc<RwLock<JackClient>>, args: &[Edn<'e>]) -> Usually<Self> {
let mut _gain = 0.0f64;
let mut track = MixerTrack {
name: String::new(),
ports: JackPorts::default(),
devices: vec![],
};
#[allow(unused_mut)]
let mut devices: Vec<JackClient> = vec![];
edn!(edn in args {
Edn::Map(map) => {
if let Some(Edn::Str(n)) = map.get(&Edn::Key(Self::SYM_NAME)) {
track.name = n.to_string();
}
if let Some(Edn::Double(g)) = map.get(&Edn::Key(Self::SYM_GAIN)) {
_gain = f64::from(*g);
}
},
Edn::List(args) => match args.get(0) {
// Add a sampler device to the track
Some(Edn::Symbol(Self::SYM_SAMPLER)) => {
devices.push(Sampler::from_edn(jack, &args[1..])?);
panic!(
"unsupported in track {}: {:?}; tek_mixer not compiled with feature \"sampler\"",
&track.name,
args.get(0).unwrap()
)
},
// Add a LV2 plugin to the track.
Some(Edn::Symbol(Self::SYM_LV2)) => {
devices.push(LV2Plugin::from_edn(jack, &args[1..])?);
panic!(
"unsupported in track {}: {:?}; tek_mixer not compiled with feature \"plugin\"",
&track.name,
args.get(0).unwrap()
)
},
None =>
panic!("empty list track {}", &track.name),
_ =>
panic!("unexpected in track {}: {:?}", &track.name, args.get(0).unwrap())
},
_ => {}
});
for device in devices {
track.add_device(device);
}
Ok(track)
}
}
impl LV2Plugin {
pub fn from_edn <'e> (jack: &Arc<RwLock<JackClient>>, args: &[Edn<'e>]) -> Usually<JackClient> {
let mut name = String::new();
let mut path = String::new();
edn!(edn in args {
Edn::Map(map) => {
if let Some(Edn::Str(n)) = map.get(&Edn::Key(":name")) {
name = String::from(*n);
}
if let Some(Edn::Str(p)) = map.get(&Edn::Key(":path")) {
path = String::from(*p);
}
},
_ => panic!("unexpected in lv2 '{name}'"),
});
Plugin::new_lv2(jack, &name, &path)
}
}
impl Sampler {
pub fn from_edn <'e> (jack: &Arc<RwLock<JackClient>>, args: &[Edn<'e>]) -> Usually<Sampler> {
let mut name = String::new();
let mut dir = String::new();
let mut samples = BTreeMap::new();
edn!(edn in args {
Edn::Map(map) => {
if let Some(Edn::Str(n)) = map.get(&Edn::Key(":name")) {
name = String::from(*n);
}
if let Some(Edn::Str(n)) = map.get(&Edn::Key(":dir")) {
dir = String::from(*n);
}
},
Edn::List(args) => match args.get(0) {
Some(Edn::Symbol("sample")) => {
let (midi, sample) = Sample::from_edn(jack, &dir, &args[1..])?;
if let Some(midi) = midi {
samples.insert(midi, sample);
} else {
panic!("sample without midi binding: {}", sample.read().unwrap().name);
}
},
_ => panic!("unexpected in sampler {name}: {args:?}")
},
_ => panic!("unexpected in sampler {name}: {edn:?}")
});
Ok(Sampler {
jack: jack.clone(),
name: name.into(),
mapped: samples,
unmapped: Default::default(),
voices: Default::default(),
ports: Default::default(),
buffer: Default::default(),
output_gain: 0.
})
}
}
impl Sample {
pub fn from_edn <'e> (jack: &Arc<RwLock<JackClient>>, dir: &str, args: &[Edn<'e>]) -> Usually<(Option<u7>, Arc<RwLock<Self>>)> {
let mut name = String::new();
let mut file = String::new();
let mut midi = None;
let mut start = 0usize;
edn!(edn in args {
Edn::Map(map) => {
if let Some(Edn::Str(n)) = map.get(&Edn::Key(":name")) {
name = String::from(*n);
}
if let Some(Edn::Str(f)) = map.get(&Edn::Key(":file")) {
file = String::from(*f);
}
if let Some(Edn::Int(i)) = map.get(&Edn::Key(":start")) {
start = *i as usize;
}
if let Some(Edn::Int(m)) = map.get(&Edn::Key(":midi")) {
midi = Some(u7::from(*m as u8));
}
},
_ => panic!("unexpected in sample {name}"),
});
let (end, data) = Sample::read_data(&format!("{dir}/{file}"))?;
Ok((midi, Arc::new(RwLock::new(Self {
name: name.into(),
start,
end,
channels: data,
rate: None
}))))
}
/// Read WAV from file
pub fn read_data (src: &str) -> Usually<(usize, Vec<Vec<f32>>)> {
let mut channels: Vec<wavers::Samples<f32>> = vec![];
for channel in wavers::Wav::from_path(src)?.channels() {
channels.push(channel);
}
let mut end = 0;
let mut data: Vec<Vec<f32>> = vec![];
for samples in channels.iter() {
let channel = Vec::from(samples.as_ref());
end = end.max(channel.len());
data.push(channel);
}
Ok((end, data))
}
}

519
crates/tek_api/src/api_jack.rs Normal file
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@ -0,0 +1,519 @@
use crate::*;
use tek_core::jack::*;
/// Trait for things that have a JACK process callback.
pub trait Audio: Send + Sync {
fn process(&mut self, _: &Client, _: &ProcessScope) -> Control {
Control::Continue
}
fn callback(
state: &Arc<RwLock<Self>>, client: &Client, scope: &ProcessScope
) -> Control where Self: Sized {
if let Ok(mut state) = state.write() {
state.process(client, scope)
} else {
Control::Quit
}
}
}
/// A UI component that may be associated with a JACK client by the `Jack` factory.
pub trait AudioComponent<E: Engine>: Component<E> + Audio {
/// Perform type erasure for collecting heterogeneous devices.
fn boxed(self) -> Box<dyn AudioComponent<E>>
where
Self: Sized + 'static,
{
Box::new(self)
}
}
/// All things that implement the required traits can be treated as `AudioComponent`.
impl<E: Engine, W: Component<E> + Audio> AudioComponent<E> for W {}
/// Trait for things that wrap a JACK client.
pub trait AudioEngine {
fn activate (
self,
process: impl FnMut(&Arc<RwLock<Self>>, &Client, &ProcessScope) -> Control + Send + 'static
) -> Usually<Arc<RwLock<Self>>> where Self: Send + Sync + 'static;
fn client (&self) -> &Client;
fn transport (&self) -> Transport {
self.client().transport()
}
fn port_by_name (&self, name: &str) -> Option<Port<Unowned>> {
self.client().port_by_name(name)
}
fn register_port <PS: PortSpec> (&self, name: &str, spec: PS) -> Usually<Port<PS>> {
Ok(self.client().register_port(name, spec)?)
}
fn thread_init (&self, _: &Client) {}
unsafe fn shutdown (&mut self, status: ClientStatus, reason: &str) {}
fn freewheel (&mut self, _: &Client, enabled: bool) {}
fn client_registration (&mut self, _: &Client, name: &str, reg: bool) {}
fn port_registration (&mut self, _: &Client, id: PortId, reg: bool) {}
fn ports_connected (&mut self, _: &Client, a: PortId, b: PortId, are: bool) {}
fn sample_rate (&mut self, _: &Client, frames: Frames) -> Control {
Control::Continue
}
fn port_rename (&mut self, _: &Client, id: PortId, old: &str, new: &str) -> Control {
Control::Continue
}
fn graph_reorder (&mut self, _: &Client) -> Control {
Control::Continue
}
fn xrun (&mut self, _: &Client) -> Control {
Control::Continue
}
}
/// Wraps [Client] or [DynamicAsyncClient] in place.
#[derive(Debug)]
pub enum JackClient {
/// Before activation.
Inactive(Client),
/// During activation.
Activating,
/// After activation. Must not be dropped for JACK thread to persist.
Active(DynamicAsyncClient),
}
pub type DynamicAsyncClient = AsyncClient<DynamicNotifications, DynamicAudioHandler>;
pub type DynamicAudioHandler = contrib::ClosureProcessHandler<(), BoxedAudioHandler>;
pub type BoxedAudioHandler = Box<dyn FnMut(&Client, &ProcessScope) -> Control + Send>;
impl JackClient {
pub fn new (name: &str) -> Usually<Self> {
let (client, _) = Client::new(name, ClientOptions::NO_START_SERVER)?;
Ok(Self::Inactive(client))
}
pub fn activate_with <T: Audio + 'static> (
self,
init: impl FnOnce(&Arc<RwLock<JackClient>>)->Usually<T>
)
-> Usually<Arc<RwLock<T>>>
{
let client = Arc::new(RwLock::new(self));
let target = Arc::new(RwLock::new(init(&client)?));
let event = Box::new(move|_|{/*TODO*/}) as Box<dyn Fn(JackEvent) + Send + Sync>;
let events = Notifications(event);
let frame = Box::new({
let target = target.clone();
move|c: &_, s: &_|if let Ok(mut target) = target.write() {
target.process(c, s)
} else {
Control::Quit
}
});
let frames = contrib::ClosureProcessHandler::new(frame as BoxedAudioHandler);
let mut buffer = Self::Activating;
std::mem::swap(&mut*client.write().unwrap(), &mut buffer);
*client.write().unwrap() = Self::Active(Client::from(buffer).activate_async(events, frames)?);
Ok(target)
}
}
impl From<JackClient> for Client {
fn from (jack: JackClient) -> Client {
match jack {
JackClient::Inactive(client) => client,
JackClient::Activating => panic!("jack client still activating"),
JackClient::Active(_) => panic!("jack client already activated"),
}
}
}
impl AudioEngine for JackClient {
fn client(&self) -> &Client {
match self {
Self::Inactive(ref client) => client,
Self::Activating => panic!("jack client has not finished activation"),
Self::Active(ref client) => client.as_client(),
}
}
fn activate(
self,
mut cb: impl FnMut(&Arc<RwLock<Self>>, &Client, &ProcessScope) -> Control + Send + 'static,
) -> Usually<Arc<RwLock<Self>>>
where
Self: Send + Sync + 'static
{
let client = Client::from(self);
let state = Arc::new(RwLock::new(Self::Activating));
let event = Box::new(move|_|{/*TODO*/}) as Box<dyn Fn(JackEvent) + Send + Sync>;
let events = Notifications(event);
let frame = Box::new({let state = state.clone(); move|c: &_, s: &_|cb(&state, c, s)});
let frames = contrib::ClosureProcessHandler::new(frame as BoxedAudioHandler);
*state.write().unwrap() = Self::Active(client.activate_async(events, frames)?);
Ok(state)
}
}
#[derive(Debug)]
/// Event enum for JACK events.
pub enum JackEvent {
ThreadInit,
Shutdown(ClientStatus, String),
Freewheel(bool),
SampleRate(Frames),
ClientRegistration(String, bool),
PortRegistration(PortId, bool),
PortRename(PortId, String, String),
PortsConnected(PortId, PortId, bool),
GraphReorder,
XRun,
}
/// Trait for things that may expose JACK ports.
pub trait Ports {
fn audio_ins(&self) -> Usually<Vec<&Port<Unowned>>> {
Ok(vec![])
}
fn audio_outs(&self) -> Usually<Vec<&Port<Unowned>>> {
Ok(vec![])
}
fn midi_ins(&self) -> Usually<Vec<&Port<Unowned>>> {
Ok(vec![])
}
fn midi_outs(&self) -> Usually<Vec<&Port<Unowned>>> {
Ok(vec![])
}
}
fn register_ports<T: PortSpec + Copy>(
client: &Client,
names: Vec<String>,
spec: T,
) -> Usually<BTreeMap<String, Port<T>>> {
names
.into_iter()
.try_fold(BTreeMap::new(), |mut ports, name| {
let port = client.register_port(&name, spec)?;
ports.insert(name, port);
Ok(ports)
})
}
fn query_ports(client: &Client, names: Vec<String>) -> BTreeMap<String, Port<Unowned>> {
names.into_iter().fold(BTreeMap::new(), |mut ports, name| {
let port = client.port_by_name(&name).unwrap();
ports.insert(name, port);
ports
})
}
/// Notification handler used by the [Jack] factory
/// when constructing [JackDevice]s.
pub type DynamicNotifications = Notifications<Box<dyn Fn(JackEvent) + Send + Sync>>;
/// Generic notification handler that emits [JackEvent]
pub struct Notifications<T: Fn(JackEvent) + Send>(pub T);
impl<T: Fn(JackEvent) + Send> NotificationHandler for Notifications<T> {
fn thread_init(&self, _: &Client) {
self.0(JackEvent::ThreadInit);
}
unsafe fn shutdown(&mut self, status: ClientStatus, reason: &str) {
self.0(JackEvent::Shutdown(status, reason.into()));
}
fn freewheel(&mut self, _: &Client, enabled: bool) {
self.0(JackEvent::Freewheel(enabled));
}
fn sample_rate(&mut self, _: &Client, frames: Frames) -> Control {
self.0(JackEvent::SampleRate(frames));
Control::Quit
}
fn client_registration(&mut self, _: &Client, name: &str, reg: bool) {
self.0(JackEvent::ClientRegistration(name.into(), reg));
}
fn port_registration(&mut self, _: &Client, id: PortId, reg: bool) {
self.0(JackEvent::PortRegistration(id, reg));
}
fn port_rename(&mut self, _: &Client, id: PortId, old: &str, new: &str) -> Control {
self.0(JackEvent::PortRename(id, old.into(), new.into()));
Control::Continue
}
fn ports_connected(&mut self, _: &Client, a: PortId, b: PortId, are: bool) {
self.0(JackEvent::PortsConnected(a, b, are));
}
fn graph_reorder(&mut self, _: &Client) -> Control {
self.0(JackEvent::GraphReorder);
Control::Continue
}
fn xrun(&mut self, _: &Client) -> Control {
self.0(JackEvent::XRun);
Control::Continue
}
}
///// A [AudioComponent] bound to a JACK client and a set of ports.
//pub struct JackDevice<E: Engine> {
///// The active JACK client of this device.
//pub client: DynamicAsyncClient,
///// The device state, encapsulated for sharing between threads.
//pub state: Arc<RwLock<Box<dyn AudioComponent<E>>>>,
///// Unowned copies of the device's JACK ports, for connecting to the device.
///// The "real" readable/writable `Port`s are owned by the `state`.
//pub ports: UnownedJackPorts,
//}
//impl<E: Engine> std::fmt::Debug for JackDevice<E> {
//fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
//f.debug_struct("JackDevice")
//.field("ports", &self.ports)
//.finish()
//}
//}
//impl<E: Engine> Widget for JackDevice<E> {
//type Engine = E;
//fn layout(&self, to: E::Size) -> Perhaps<E::Size> {
//self.state.read().unwrap().layout(to)
//}
//fn render(&self, to: &mut E::Output) -> Usually<()> {
//self.state.read().unwrap().render(to)
//}
//}
//impl<E: Engine> Handle<E> for JackDevice<E> {
//fn handle(&mut self, from: &E::Input) -> Perhaps<E::Handled> {
//self.state.write().unwrap().handle(from)
//}
//}
//impl<E: Engine> Ports for JackDevice<E> {
//fn audio_ins(&self) -> Usually<Vec<&Port<Unowned>>> {
//Ok(self.ports.audio_ins.values().collect())
//}
//fn audio_outs(&self) -> Usually<Vec<&Port<Unowned>>> {
//Ok(self.ports.audio_outs.values().collect())
//}
//fn midi_ins(&self) -> Usually<Vec<&Port<Unowned>>> {
//Ok(self.ports.midi_ins.values().collect())
//}
//fn midi_outs(&self) -> Usually<Vec<&Port<Unowned>>> {
//Ok(self.ports.midi_outs.values().collect())
//}
//}
//impl<E: Engine> JackDevice<E> {
///// Returns a locked mutex of the state's contents.
//pub fn state(&self) -> LockResult<RwLockReadGuard<Box<dyn AudioComponent<E>>>> {
//self.state.read()
//}
///// Returns a locked mutex of the state's contents.
//pub fn state_mut(&self) -> LockResult<RwLockWriteGuard<Box<dyn AudioComponent<E>>>> {
//self.state.write()
//}
//pub fn connect_midi_in(&self, index: usize, port: &Port<Unowned>) -> Usually<()> {
//Ok(self
//.client
//.as_client()
//.connect_ports(port, self.midi_ins()?[index])?)
//}
//pub fn connect_midi_out(&self, index: usize, port: &Port<Unowned>) -> Usually<()> {
//Ok(self
//.client
//.as_client()
//.connect_ports(self.midi_outs()?[index], port)?)
//}
//pub fn connect_audio_in(&self, index: usize, port: &Port<Unowned>) -> Usually<()> {
//Ok(self
//.client
//.as_client()
//.connect_ports(port, self.audio_ins()?[index])?)
//}
//pub fn connect_audio_out(&self, index: usize, port: &Port<Unowned>) -> Usually<()> {
//Ok(self
//.client
//.as_client()
//.connect_ports(self.audio_outs()?[index], port)?)
//}
//}
///// Collection of JACK ports as [AudioIn]/[AudioOut]/[MidiIn]/[MidiOut].
//#[derive(Default, Debug)]
//pub struct JackPorts {
//pub audio_ins: BTreeMap<String, Port<AudioIn>>,
//pub midi_ins: BTreeMap<String, Port<MidiIn>>,
//pub audio_outs: BTreeMap<String, Port<AudioOut>>,
//pub midi_outs: BTreeMap<String, Port<MidiOut>>,
//}
///// Collection of JACK ports as [Unowned].
//#[derive(Default, Debug)]
//pub struct UnownedJackPorts {
//pub audio_ins: BTreeMap<String, Port<Unowned>>,
//pub midi_ins: BTreeMap<String, Port<Unowned>>,
//pub audio_outs: BTreeMap<String, Port<Unowned>>,
//pub midi_outs: BTreeMap<String, Port<Unowned>>,
//}
//impl JackPorts {
//pub fn clone_unowned(&self) -> UnownedJackPorts {
//let mut unowned = UnownedJackPorts::default();
//for (name, port) in self.midi_ins.iter() {
//unowned.midi_ins.insert(name.clone(), port.clone_unowned());
//}
//for (name, port) in self.midi_outs.iter() {
//unowned.midi_outs.insert(name.clone(), port.clone_unowned());
//}
//for (name, port) in self.audio_ins.iter() {
//unowned.audio_ins.insert(name.clone(), port.clone_unowned());
//}
//for (name, port) in self.audio_outs.iter() {
//unowned
//.audio_outs
//.insert(name.clone(), port.clone_unowned());
//}
//unowned
//}
//}
///// Implement the `Ports` trait.
//#[macro_export]
//macro_rules! ports {
//($T:ty $({ $(audio: {
//$(ins: |$ai_arg:ident|$ai_impl:expr,)?
//$(outs: |$ao_arg:ident|$ao_impl:expr,)?
//})? $(midi: {
//$(ins: |$mi_arg:ident|$mi_impl:expr,)?
//$(outs: |$mo_arg:ident|$mo_impl:expr,)?
//})?})?) => {
//impl Ports for $T {$(
//$(
//$(fn audio_ins <'a> (&'a self) -> Usually<Vec<&'a Port<Unowned>>> {
//let cb = |$ai_arg:&'a Self|$ai_impl;
//cb(self)
//})?
//)?
//$(
//$(fn audio_outs <'a> (&'a self) -> Usually<Vec<&'a Port<Unowned>>> {
//let cb = (|$ao_arg:&'a Self|$ao_impl);
//cb(self)
//})?
//)?
//)? $(
//$(
//$(fn midi_ins <'a> (&'a self) -> Usually<Vec<&'a Port<Unowned>>> {
//let cb = (|$mi_arg:&'a Self|$mi_impl);
//cb(self)
//})?
//)?
//$(
//$(fn midi_outs <'a> (&'a self) -> Usually<Vec<&'a Port<Unowned>>> {
//let cb = (|$mo_arg:&'a Self|$mo_impl);
//cb(self)
//})?
//)?
//)?}
//};
//}
///// `JackDevice` factory. Creates JACK `Client`s, performs port registration
///// and activation, and encapsulates a `AudioComponent` into a `JackDevice`.
//pub struct Jack {
//pub client: Client,
//pub midi_ins: Vec<String>,
//pub audio_ins: Vec<String>,
//pub midi_outs: Vec<String>,
//pub audio_outs: Vec<String>,
//}
//impl Jack {
//pub fn new(name: &str) -> Usually<Self> {
//Ok(Self {
//midi_ins: vec![],
//audio_ins: vec![],
//midi_outs: vec![],
//audio_outs: vec![],
//client: Client::new(name, ClientOptions::NO_START_SERVER)?.0,
//})
//}
//pub fn run<'a: 'static, D, E>(
//self,
//state: impl FnOnce(JackPorts) -> Box<D>,
//) -> Usually<JackDevice<E>>
//where
//D: AudioComponent<E> + Sized + 'static,
//E: Engine + 'static,
//{
//let owned_ports = JackPorts {
//audio_ins: register_ports(&self.client, self.audio_ins, AudioIn::default())?,
//audio_outs: register_ports(&self.client, self.audio_outs, AudioOut::default())?,
//midi_ins: register_ports(&self.client, self.midi_ins, MidiIn::default())?,
//midi_outs: register_ports(&self.client, self.midi_outs, MidiOut::default())?,
//};
//let midi_outs = owned_ports
//.midi_outs
//.values()
//.map(|p| Ok(p.name()?))
//.collect::<Usually<Vec<_>>>()?;
//let midi_ins = owned_ports
//.midi_ins
//.values()
//.map(|p| Ok(p.name()?))
//.collect::<Usually<Vec<_>>>()?;
//let audio_outs = owned_ports
//.audio_outs
//.values()
//.map(|p| Ok(p.name()?))
//.collect::<Usually<Vec<_>>>()?;
//let audio_ins = owned_ports
//.audio_ins
//.values()
//.map(|p| Ok(p.name()?))
//.collect::<Usually<Vec<_>>>()?;
//let state = Arc::new(RwLock::new(state(owned_ports) as Box<dyn AudioComponent<E>>));
//let client = self.client.activate_async(
//Notifications(Box::new({
//let _state = state.clone();
//move |_event| {
//// FIXME: this deadlocks
////state.lock().unwrap().handle(&event).unwrap();
//}
//}) as Box<dyn Fn(JackEvent) + Send + Sync>),
//contrib::ClosureProcessHandler::new(Box::new({
//let state = state.clone();
//move |c: &Client, s: &ProcessScope| state.write().unwrap().process(c, s)
//}) as BoxedAudioHandler),
//)?;
//Ok(JackDevice {
//ports: UnownedJackPorts {
//audio_ins: query_ports(&client.as_client(), audio_ins),
//audio_outs: query_ports(&client.as_client(), audio_outs),
//midi_ins: query_ports(&client.as_client(), midi_ins),
//midi_outs: query_ports(&client.as_client(), midi_outs),
//},
//client,
//state,
//})
//}
//pub fn audio_in(mut self, name: &str) -> Self {
//self.audio_ins.push(name.to_string());
//self
//}
//pub fn audio_out(mut self, name: &str) -> Self {
//self.audio_outs.push(name.to_string());
//self
//}
//pub fn midi_in(mut self, name: &str) -> Self {
//self.midi_ins.push(name.to_string());
//self
//}
//pub fn midi_out(mut self, name: &str) -> Self {
//self.midi_outs.push(name.to_string());
//self
//}
//}

65
crates/tek_api/src/arrange.rs Normal file
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use scene::*;
pub struct Arrangement {
/// JACK client handle (needs to not be dropped for standalone mode to work).
pub jack: Arc<RwLock<JackClient>>,
/// Global timebase
pub clock: Arc<Clock>,
/// Name of arranger
pub name: Arc<RwLock<String>>,
/// Collection of phrases.
pub phrases: Arc<RwLock<Vec<Phrase>>>,
/// Collection of tracks.
pub tracks: Vec<SequencerTrack>,
/// Collection of scenes.
pub scenes: Vec<Scene>,
}
impl Audio for Arrangement {
fn process (&mut self, client: &Client, scope: &ProcessScope) -> Control {
for track in self.tracks.iter_mut() {
track.player.process(client, scope);
}
Control::Continue
}
}
#[derive(Clone)]
pub enum ArrangementCommand {
New,
Load,
Save,
ToggleViewMode,
Delete,
Activate,
Increment,
Decrement,
ZoomIn,
ZoomOut,
Go(Direction),
Edit(Option<Arc<RwLock<Phrase>>>),
Scene(SceneCommand),
Track(TrackCommand),
Clip(ClipCommand),
}
#[derive(Clone)]
pub enum ArrangementTrackCommand {
Next,
Prev,
Add,
Delete,
MoveForward,
MoveBack,
RandomColor,
SetSize(usize),
SetZoom(usize),
}
#[derive(Clone)]
pub enum ArrangementClipCommand {
SetLoop(bool),
Get(usize, usize),
Put(usize, usize, Option<Arc<RwLock<Phrase>>>),
Edit(Option<Arc<RwLock<Phrase>>>),
}

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crates/tek_api/src/clock.rs Normal file
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use crate::*;
/// A timer with starting point, current time, and quantization
#[derive(Default, Debug)]
pub struct Clock {
/// Playback state
pub playing: RwLock<Option<TransportState>>,
/// Global sample and usec at which playback started
pub started: RwLock<Option<(usize, usize)>>,
/// Current moment in time
pub current: Instant,
/// Note quantization factor
pub quant: Quantize,
/// Launch quantization factor
pub sync: LaunchSync,
}
impl Clock {
#[inline] pub fn timebase (&self) -> &Arc<Timebase> {
&self.current.timebase
}
#[inline] pub fn pulse (&self) -> f64 {
self.current.pulse.get()
}
#[inline] pub fn quant (&self) -> f64 {
self.quant.get()
}
#[inline] pub fn sync (&self) -> f64 {
self.sync.get()
}
#[inline] pub fn next_launch_pulse (&self) -> usize {
let sync = self.sync.get() as usize;
let pulse = self.current.pulse.get() as usize;
if pulse % sync == 0 { pulse } else { (pulse / sync + 1) * sync }
}
}

303
crates/tek_api/src/lib.rs
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@ -1,292 +1,23 @@
pub(crate) use tek_core::*; pub(crate) use tek_core::*;
pub(crate) use tek_core::jack::{TransportState, Port, MidiIn, MidiOut}; pub(crate) use tek_core::jack::*;
pub(crate) use tek_core::midly::{MidiMessage, num::u7}; pub(crate) use tek_core::midly::{*, live::LiveEvent, num::u7};
pub(crate) use std::thread::JoinHandle; pub(crate) use std::thread::JoinHandle;
pub(crate) use std::fmt::{Debug, Formatter, Error};
submod! { submod! {
clock
mixer
phrase
plugin
pool
sampler
sample
scene
sequencer
track
transport
voice
api_cmd api_cmd
api_edn api_jack
}
/// A timer with starting point, current time, and quantization
#[derive(Default, Debug)]
pub struct Clock {
/// Playback state
pub playing: RwLock<Option<TransportState>>,
/// Global sample and usec at which playback started
pub started: RwLock<Option<(usize, usize)>>,
/// Current moment in time
pub current: Instant,
/// Note quantization factor
pub quant: Quantize,
/// Launch quantization factor
pub sync: LaunchSync,
}
impl Clock {
#[inline] pub fn timebase (&self) -> &Arc<Timebase> {
&self.current.timebase
}
#[inline] pub fn pulse (&self) -> f64 {
self.current.pulse.get()
}
#[inline] pub fn quant (&self) -> f64 {
self.quant.get()
}
#[inline] pub fn sync (&self) -> f64 {
self.sync.get()
}
#[inline] pub fn next_launch_pulse (&self) -> usize {
let sync = self.sync.get() as usize;
let pulse = self.current.pulse.get() as usize;
if pulse % sync == 0 { pulse } else { (pulse / sync + 1) * sync }
}
}
pub struct TransportToolbar {
pub jack: Arc<RwLock<JackClient>>,
/// JACK transport handle.
pub transport: jack::Transport,
/// Current sample rate, tempo, and PPQ.
pub clock: Arc<Clock>,
/// Enable metronome?
pub metronome: bool,
}
pub struct Arrangement {
/// JACK client handle (needs to not be dropped for standalone mode to work).
pub jack: Arc<RwLock<JackClient>>,
/// Global timebase
pub clock: Arc<Clock>,
/// Name of arranger
pub name: Arc<RwLock<String>>,
/// Collection of phrases.
pub phrases: Arc<RwLock<Vec<Phrase>>>,
/// Collection of tracks.
pub tracks: Vec<Sequencer>,
/// Collection of scenes.
pub scenes: Vec<Scene>,
}
#[derive(Debug)]
pub struct Sequencer {
/// Name of track
pub name: Arc<RwLock<String>>,
/// Preferred width of track column
pub width: usize,
/// Identifying color of track
pub color: ItemColor,
/// MIDI player/recorder
pub player: PhrasePlayer,
}
/// Phrase player.
#[derive(Debug)]
pub struct PhrasePlayer {
/// Global timebase
pub clock: Arc<Clock>,
/// Start time and phrase being played
pub phrase: Option<(Instant, Option<Arc<RwLock<Phrase>>>)>,
/// Start time and next phrase
pub next_phrase: Option<(Instant, Option<Arc<RwLock<Phrase>>>)>,
/// Play input through output.
pub monitoring: bool,
/// Write input to sequence.
pub recording: bool,
/// Overdub input to sequence.
pub overdub: bool,
/// Send all notes off
pub reset: bool, // TODO?: after Some(nframes)
/// Record from MIDI ports to current sequence.
pub midi_inputs: Vec<Port<MidiIn>>,
/// Play from current sequence to MIDI ports
pub midi_outputs: Vec<Port<MidiOut>>,
/// MIDI output buffer
pub midi_note: Vec<u8>,
/// MIDI output buffer
pub midi_chunk: Vec<Vec<Vec<u8>>>,
/// Notes currently held at input
pub notes_in: Arc<RwLock<[bool; 128]>>,
/// Notes currently held at output
pub notes_out: Arc<RwLock<[bool; 128]>>,
}
#[derive(Default, Debug, Clone)]
pub struct Scene {
/// Name of scene
pub name: Arc<RwLock<String>>,
/// Clips in scene, one per track
pub clips: Vec<Option<Arc<RwLock<Phrase>>>>,
/// Identifying color of scene
pub color: ItemColor,
}
/// A MIDI sequence.
#[derive(Debug, Clone, Default)]
pub struct Phrase {
pub uuid: uuid::Uuid,
/// Name of phrase
pub name: String,
/// Temporal resolution in pulses per quarter note
pub ppq: usize,
/// Length of phrase in pulses
pub length: usize,
/// Notes in phrase
pub notes: PhraseData,
/// Whether to loop the phrase or play it once
pub loop_on: bool,
/// Start of loop
pub loop_start: usize,
/// Length of loop
pub loop_length: usize,
/// All notes are displayed with minimum length
pub percussive: bool,
/// Identifying color of phrase
pub color: ItemColorTriplet,
}
/// MIDI message structural
pub type PhraseData = Vec<Vec<MidiMessage>>;
#[derive(Debug)]
pub struct Mixer {
/// JACK client handle (needs to not be dropped for standalone mode to work).
pub jack: Arc<RwLock<JackClient>>,
pub name: String,
pub tracks: Vec<MixerTrack>,
pub selected_track: usize,
pub selected_column: usize,
}
/// A mixer track.
#[derive(Debug)]
pub struct MixerTrack {
pub name: String,
/// Inputs and outputs of 1st and last device
pub ports: JackPorts,
/// Device chain
pub devices: Vec<JackClient>,
}
/// The sampler plugin plays sounds.
#[derive(Debug)]
pub struct Sampler {
pub jack: Arc<RwLock<JackClient>>,
pub name: String,
pub mapped: BTreeMap<u7, Arc<RwLock<Sample>>>,
pub unmapped: Vec<Arc<RwLock<Sample>>>,
pub voices: Arc<RwLock<Vec<Voice>>>,
pub ports: JackPorts,
pub buffer: Vec<Vec<f32>>,
pub output_gain: f32
}
/// A sound sample.
#[derive(Default, Debug)]
pub struct Sample {
pub name: String,
pub start: usize,
pub end: usize,
pub channels: Vec<Vec<f32>>,
pub rate: Option<usize>,
}
/// A currently playing instance of a sample.
#[derive(Default, Debug, Clone)]
pub struct Voice {
pub sample: Arc<RwLock<Sample>>,
pub after: usize,
pub position: usize,
pub velocity: f32,
}
/// A plugin device.
#[derive(Debug)]
pub struct Plugin {
/// JACK client handle (needs to not be dropped for standalone mode to work).
pub jack: Arc<RwLock<JackClient>>,
pub name: String,
pub path: Option<String>,
pub plugin: Option<PluginKind>,
pub selected: usize,
pub mapping: bool,
pub ports: JackPorts,
}
impl Plugin {
pub fn new_lv2 (
jack: &Arc<RwLock<JackClient>>,
name: &str,
path: &str,
) -> Usually<JackDevice> {
let plugin = LV2Plugin::new(path)?;
jack_from_lv2(name, &plugin.plugin)?.run(|ports|Box::new(Self {
jack: jack.clone(),
name: name.into(),
path: Some(String::from(path)),
plugin: Some(PluginKind::LV2(plugin)),
selected: 0,
mapping: false,
ports
}))
}
}
/// Supported plugin formats.
#[derive(Default)]
pub enum PluginKind {
#[default] None,
LV2(LV2Plugin),
VST2 { instance: ::vst::host::PluginInstance },
VST3,
}
impl std::fmt::Debug for PluginKind {
fn fmt (&self, f: &mut std::fmt::Formatter<'_>) -> Result<(), std::fmt::Error> {
write!(f, "{}", match self {
Self::None => "(none)",
Self::LV2(_) => "LV2",
Self::VST2{..} => "VST2",
Self::VST3 => "VST3",
})
}
}
/// A LV2 plugin.
#[derive(Debug)]
pub struct LV2Plugin {
pub world: livi::World,
pub instance: livi::Instance,
pub plugin: livi::Plugin,
pub features: Arc<livi::Features>,
pub port_list: Vec<livi::Port>,
pub input_buffer: Vec<livi::event::LV2AtomSequence>,
pub ui_thread: Option<JoinHandle<()>>,
}
impl LV2Plugin {
const INPUT_BUFFER: usize = 1024;
pub fn new (uri: &str) -> Usually<Self> {
let world = livi::World::with_load_bundle(&uri);
let features = world
.build_features(livi::FeaturesBuilder {
min_block_length: 1,
max_block_length: 65536,
});
let plugin = world
.iter_plugins()
.nth(0)
.expect(&format!("plugin not found: {uri}"));
Ok(Self {
instance: unsafe {
plugin
.instantiate(features.clone(), 48000.0)
.expect(&format!("instantiate failed: {uri}"))
},
port_list: plugin.ports().collect::<Vec<_>>(),
input_buffer: Vec::with_capacity(Self::INPUT_BUFFER),
ui_thread: None,
world,
features,
plugin,
})
}
} }

17
crates/tek_api/src/mixer.rs Normal file
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use crate::*;
#[derive(Debug)]
pub struct Mixer {
/// JACK client handle (needs to not be dropped for standalone mode to work).
pub jack: Arc<RwLock<JackClient>>,
pub name: String,
pub tracks: Vec<MixerTrack>,
pub selected_track: usize,
pub selected_column: usize,
}
impl Audio for Mixer {
fn process (&mut self, _: &Client, _: &ProcessScope) -> Control {
Control::Continue
}
}

78
crates/tek_api/src/phrase.rs Normal file
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use crate::*;
/// A MIDI sequence.
#[derive(Debug, Clone, Default)]
pub struct Phrase {
pub uuid: uuid::Uuid,
/// Name of phrase
pub name: String,
/// Temporal resolution in pulses per quarter note
pub ppq: usize,
/// Length of phrase in pulses
pub length: usize,
/// Notes in phrase
pub notes: PhraseData,
/// Whether to loop the phrase or play it once
pub loop_on: bool,
/// Start of loop
pub loop_start: usize,
/// Length of loop
pub loop_length: usize,
/// All notes are displayed with minimum length
pub percussive: bool,
/// Identifying color of phrase
pub color: ItemColorTriplet,
}
/// MIDI message structural
pub type PhraseData = Vec<Vec<MidiMessage>>;
impl Phrase {
pub fn new (
name: impl AsRef<str>,
loop_on: bool,
length: usize,
notes: Option<PhraseData>,
color: Option<ItemColorTriplet>,
) -> Self {
Self {
uuid: uuid::Uuid::new_v4(),
name: name.as_ref().to_string(),
ppq: PPQ,
length,
notes: notes.unwrap_or(vec![Vec::with_capacity(16);length]),
loop_on,
loop_start: 0,
loop_length: length,
percussive: true,
color: color.unwrap_or_else(ItemColorTriplet::random)
}
}
pub fn duplicate (&self) -> Self {
let mut clone = self.clone();
clone.uuid = uuid::Uuid::new_v4();
clone
}
pub fn toggle_loop (&mut self) { self.loop_on = !self.loop_on; }
pub fn record_event (&mut self, pulse: usize, message: MidiMessage) {
if pulse >= self.length { panic!("extend phrase first") }
self.notes[pulse].push(message);
}
/// Check if a range `start..end` contains MIDI Note On `k`
pub fn contains_note_on (&self, k: u7, start: usize, end: usize) -> bool {
//panic!("{:?} {start} {end}", &self);
for events in self.notes[start.max(0)..end.min(self.notes.len())].iter() {
for event in events.iter() {
if let MidiMessage::NoteOn {key,..} = event { if *key == k { return true } }
}
}
return false
}
}
impl Default for Phrase {
fn default () -> Self {
Self::new("(empty)", false, 0, None, Some(ItemColor::from(Color::Rgb(0, 0, 0)).into()))
}
}
impl PartialEq for Phrase { fn eq (&self, other: &Self) -> bool { self.uuid == other.uuid } }
impl Eq for Phrase {}

190
crates/tek_api/src/plugin.rs Normal file
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use crate::*;
/// A plugin device.
#[derive(Debug)]
pub struct Plugin {
/// JACK client handle (needs to not be dropped for standalone mode to work).
pub jack: Arc<RwLock<JackClient>>,
pub name: String,
pub path: Option<String>,
pub plugin: Option<PluginKind>,
pub selected: usize,
pub mapping: bool,
}
impl Plugin {
pub fn new_lv2 (
jack: &Arc<RwLock<JackClient>>,
name: &str,
path: &str,
) -> Usually<Self> {
Ok(Self {
jack: jack.clone(),
name: name.into(),
path: Some(String::from(path)),
plugin: Some(PluginKind::LV2(LV2Plugin::new(path)?)),
selected: 0,
mapping: false,
})
}
//fn jack_from_lv2 (name: &str, plugin: &::livi::Plugin) -> Usually<Jack> {
//let counts = plugin.port_counts();
//let mut jack = Jack::new(name)?;
//for i in 0..counts.atom_sequence_inputs {
//jack = jack.midi_in(&format!("midi-in-{i}"))
//}
//for i in 0..counts.atom_sequence_outputs {
//jack = jack.midi_out(&format!("midi-out-{i}"));
//}
//for i in 0..counts.audio_inputs {
//jack = jack.audio_in(&format!("audio-in-{i}"));
//}
//for i in 0..counts.audio_outputs {
//jack = jack.audio_out(&format!("audio-out-{i}"));
//}
//Ok(jack)
//}
}
/// Supported plugin formats.
#[derive(Default)]
pub enum PluginKind {
#[default] None,
LV2(LV2Plugin),
VST2 { instance: ::vst::host::PluginInstance },
VST3,
}
impl Debug for PluginKind {
fn fmt (&self, f: &mut Formatter<'_>) -> Result<(), Error> {
write!(f, "{}", match self {
Self::None => "(none)",
Self::LV2(_) => "LV2",
Self::VST2{..} => "VST2",
Self::VST3 => "VST3",
})
}
}
/// A LV2 plugin.
#[derive(Debug)]
pub struct LV2Plugin {
pub world: livi::World,
pub instance: livi::Instance,
pub plugin: livi::Plugin,
pub features: Arc<livi::Features>,
pub port_list: Vec<livi::Port>,
pub input_buffer: Vec<livi::event::LV2AtomSequence>,
pub ui_thread: Option<JoinHandle<()>>,
}
impl LV2Plugin {
const INPUT_BUFFER: usize = 1024;
pub fn new (uri: &str) -> Usually<Self> {
let world = livi::World::with_load_bundle(&uri);
let features = world
.build_features(livi::FeaturesBuilder {
min_block_length: 1,
max_block_length: 65536,
});
let plugin = world
.iter_plugins()
.nth(0)
.expect(&format!("plugin not found: {uri}"));
Ok(Self {
instance: unsafe {
plugin
.instantiate(features.clone(), 48000.0)
.expect(&format!("instantiate failed: {uri}"))
},
port_list: plugin.ports().collect::<Vec<_>>(),
input_buffer: Vec::with_capacity(Self::INPUT_BUFFER),
ui_thread: None,
world,
features,
plugin,
})
}
}
impl LV2Plugin {
pub fn from_edn <'e> (jack: &Arc<RwLock<JackClient>>, args: &[Edn<'e>]) -> Usually<Self> {
let mut name = String::new();
let mut path = String::new();
edn!(edn in args {
Edn::Map(map) => {
if let Some(Edn::Str(n)) = map.get(&Edn::Key(":name")) {
name = String::from(*n);
}
if let Some(Edn::Str(p)) = map.get(&Edn::Key(":path")) {
path = String::from(*p);
}
},
_ => panic!("unexpected in lv2 '{name}'"),
});
Plugin::new_lv2(jack, &name, &path)
}
}
impl Audio for LV2Plugin {
fn process (&mut self, _: &Client, scope: &ProcessScope) -> Control {
Control::Continue
}
}
impl Audio for Plugin {
fn process (&mut self, _: &Client, scope: &ProcessScope) -> Control {
match self.plugin.as_mut() {
Some(PluginKind::LV2(LV2Plugin {
features,
ref mut instance,
ref mut input_buffer,
..
})) => {
let urid = features.midi_urid();
input_buffer.clear();
for port in self.ports.midi_ins.values() {
let mut atom = ::livi::event::LV2AtomSequence::new(
&features,
scope.n_frames() as usize
);
for event in port.iter(scope) {
match event.bytes.len() {
3 => atom.push_midi_event::<3>(
event.time as i64,
urid,
&event.bytes[0..3]
).unwrap(),
_ => {}
}
}
input_buffer.push(atom);
}
let mut outputs = vec![];
for _ in self.ports.midi_outs.iter() {
outputs.push(::livi::event::LV2AtomSequence::new(
&features,
scope.n_frames() as usize
));
}
let ports = ::livi::EmptyPortConnections::new()
.with_atom_sequence_inputs(
input_buffer.iter()
)
.with_atom_sequence_outputs(
outputs.iter_mut()
)
.with_audio_inputs(
self.ports.audio_ins.values().map(|o|o.as_slice(scope))
)
.with_audio_outputs(
self.ports.audio_outs.values_mut().map(|o|o.as_mut_slice(scope))
);
unsafe {
instance.run(scope.n_frames() as usize, ports).unwrap()
};
},
_ => {}
}
Control::Continue
}
}

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crates/tek_api/src/pool.rs Normal file
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use crate::*;
/// Contains all phrases in a project
pub struct PhrasePool {
/// Scroll offset
pub scroll: usize,
/// Highlighted phrase
pub phrase: usize,
/// Phrases in the pool
pub phrases: Vec<Arc<RwLock<Phrase>>>,
/// Mode switch
pub mode: Option<PhrasePoolMode>,
/// Whether this widget is focused
pub focused: bool,
/// Whether this widget is entered
pub entered: bool,
}

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use crate::*;
/// A sound sample.
#[derive(Default, Debug)]
pub struct Sample {
pub name: String,
pub start: usize,
pub end: usize,
pub channels: Vec<Vec<f32>>,
pub rate: Option<usize>,
}
impl Sample {
pub fn new (name: &str, start: usize, end: usize, channels: Vec<Vec<f32>>) -> Self {
Self { name: name.to_string(), start, end, channels, rate: None }
}
pub fn play (sample: &Arc<RwLock<Self>>, after: usize, velocity: &u7) -> Voice {
Voice {
sample: sample.clone(),
after,
position: sample.read().unwrap().start,
velocity: velocity.as_int() as f32 / 127.0,
}
}
pub fn from_edn <'e> (jack: &Arc<RwLock<JackClient>>, dir: &str, args: &[Edn<'e>]) -> Usually<(Option<u7>, Arc<RwLock<Self>>)> {
let mut name = String::new();
let mut file = String::new();
let mut midi = None;
let mut start = 0usize;
edn!(edn in args {
Edn::Map(map) => {
if let Some(Edn::Str(n)) = map.get(&Edn::Key(":name")) {
name = String::from(*n);
}
if let Some(Edn::Str(f)) = map.get(&Edn::Key(":file")) {
file = String::from(*f);
}
if let Some(Edn::Int(i)) = map.get(&Edn::Key(":start")) {
start = *i as usize;
}
if let Some(Edn::Int(m)) = map.get(&Edn::Key(":midi")) {
midi = Some(u7::from(*m as u8));
}
},
_ => panic!("unexpected in sample {name}"),
});
let (end, data) = Sample::read_data(&format!("{dir}/{file}"))?;
Ok((midi, Arc::new(RwLock::new(Self {
name: name.into(),
start,
end,
channels: data,
rate: None
}))))
}
/// Read WAV from file
pub fn read_data (src: &str) -> Usually<(usize, Vec<Vec<f32>>)> {
let mut channels: Vec<wavers::Samples<f32>> = vec![];
for channel in wavers::Wav::from_path(src)?.channels() {
channels.push(channel);
}
let mut end = 0;
let mut data: Vec<Vec<f32>> = vec![];
for samples in channels.iter() {
let channel = Vec::from(samples.as_ref());
end = end.max(channel.len());
data.push(channel);
}
Ok((end, data))
}
}

74
crates/tek_api/src/sampler.rs Normal file
View file

@ -0,0 +1,74 @@
use crate::*;
/// The sampler plugin plays sounds.
#[derive(Debug)]
pub struct Sampler {
pub jack: Arc<RwLock<JackClient>>,
pub name: String,
pub mapped: BTreeMap<u7, Arc<RwLock<Sample>>>,
pub unmapped: Vec<Arc<RwLock<Sample>>>,
pub voices: Arc<RwLock<Vec<Voice>>>,
pub midi_in: Port<MidiIn>,
pub audio_outs: Vec<Port<MidiOut>>,
pub buffer: Vec<Vec<f32>>,
pub output_gain: f32
}
impl Audio for Sampler {
fn process (&mut self, _: &Client, scope: &ProcessScope) -> Control {
self.process_midi_in(scope);
self.clear_output_buffer();
self.process_audio_out(scope);
self.write_output_buffer(scope);
Control::Continue
}
}
impl Sampler {
pub fn from_edn <'e> (jack: &Arc<RwLock<JackClient>>, args: &[Edn<'e>]) -> Usually<Self> {
let mut name = String::new();
let mut dir = String::new();
let mut samples = BTreeMap::new();
edn!(edn in args {
Edn::Map(map) => {
if let Some(Edn::Str(n)) = map.get(&Edn::Key(":name")) {
name = String::from(*n);
}
if let Some(Edn::Str(n)) = map.get(&Edn::Key(":dir")) {
dir = String::from(*n);
}
},
Edn::List(args) => match args.get(0) {
Some(Edn::Symbol("sample")) => {
let (midi, sample) = Sample::from_edn(jack, &dir, &args[1..])?;
if let Some(midi) = midi {
samples.insert(midi, sample);
} else {
panic!("sample without midi binding: {}", sample.read().unwrap().name);
}
},
_ => panic!("unexpected in sampler {name}: {args:?}")
},
_ => panic!("unexpected in sampler {name}: {edn:?}")
});
Ok(Sampler {
jack: jack.clone(),
name: name.into(),
mapped: samples,
unmapped: Default::default(),
voices: Default::default(),
ports: Default::default(),
buffer: Default::default(),
output_gain: 0.
})
}
}
/// A currently playing instance of a sample.
#[derive(Default, Debug, Clone)]
pub struct Voice {
pub sample: Arc<RwLock<Sample>>,
pub after: usize,
pub position: usize,
pub velocity: f32,
}

53
crates/tek_api/src/scene.rs Normal file
View file

@ -0,0 +1,53 @@
use crate::*;
#[derive(Default, Debug, Clone)]
pub struct Scene {
/// Name of scene
pub name: Arc<RwLock<String>>,
/// Clips in scene, one per track
pub clips: Vec<Option<Arc<RwLock<Phrase>>>>,
/// Identifying color of scene
pub color: ItemColor,
}
impl Scene {
pub fn from_edn <'a, 'e> (args: &[Edn<'e>]) -> Usually<Self> {
let mut name = None;
let mut clips = vec![];
edn!(edn in args {
Edn::Map(map) => {
let key = map.get(&Edn::Key(":name"));
if let Some(Edn::Str(n)) = key {
name = Some(*n);
} else {
panic!("unexpected key in scene '{name:?}': {key:?}")
}
},
Edn::Symbol("_") => {
clips.push(None);
},
Edn::Int(i) => {
clips.push(Some(*i as usize));
},
_ => panic!("unexpected in scene '{name:?}': {edn:?}")
});
Ok(Scene {
name: Arc::new(name.unwrap_or("").to_string().into()),
color: ItemColor::random(),
clips,
})
}
}
#[derive(Clone)]
pub enum SceneCommand {
Next,
Prev,
Add,
Delete,
MoveForward,
MoveBack,
RandomColor,
SetSize(usize),
SetZoom(usize),
}

49
crates/tek_snd/src/snd_sequencer.rs → crates/tek_api/src/sequencer.rs
View file

@ -1,18 +1,45 @@
use crate::*; use crate::*;
/// JACK process callback for sequencer app pub enum SequencerCommand {}
impl Audio for Sequencer {
fn process (&mut self, client: &Client, scope: &ProcessScope) -> Control { #[derive(Debug)]
if let Some(ref transport) = self.transport { pub struct SequencerTrack {
transport.write().unwrap().process(client, scope); /// Name of track
} pub name: Arc<RwLock<String>>,
self.player.process(client, scope); /// Preferred width of track column
Control::Continue pub width: usize,
} /// Identifying color of track
pub color: ItemColor,
/// Global timebase
pub clock: Arc<Clock>,
/// Start time and phrase being played
pub phrase: Option<(Instant, Option<Arc<RwLock<Phrase>>>)>,
/// Start time and next phrase
pub next_phrase: Option<(Instant, Option<Arc<RwLock<Phrase>>>)>,
/// Play input through output.
pub monitoring: bool,
/// Write input to sequence.
pub recording: bool,
/// Overdub input to sequence.
pub overdub: bool,
/// Send all notes off
pub reset: bool, // TODO?: after Some(nframes)
/// Record from MIDI ports to current sequence.
pub midi_inputs: Vec<Port<MidiIn>>,
/// Play from current sequence to MIDI ports
pub midi_outputs: Vec<Port<MidiOut>>,
/// MIDI output buffer
pub midi_note: Vec<u8>,
/// MIDI output buffer
pub midi_chunk: Vec<Vec<Vec<u8>>>,
/// Notes currently held at input
pub notes_in: Arc<RwLock<[bool; 128]>>,
/// Notes currently held at output
pub notes_out: Arc<RwLock<[bool; 128]>>,
} }
/// JACK process callback for a sequencer's phrase player/recorder. /// JACK process callback for a sequencer's phrase player/recorder.
impl Audio for PhrasePlayer { impl Audio for SequencerTrack {
fn process (&mut self, _: &Client, scope: &ProcessScope) -> Control { fn process (&mut self, _: &Client, scope: &ProcessScope) -> Control {
let has_midi_outputs = self.has_midi_outputs(); let has_midi_outputs = self.has_midi_outputs();
let has_midi_inputs = self.has_midi_inputs(); let has_midi_inputs = self.has_midi_inputs();
@ -38,7 +65,7 @@ impl Audio for PhrasePlayer {
} }
/// Methods used primarily by the process callback /// Methods used primarily by the process callback
impl PhrasePlayer { impl SequencerTrack {
fn is_rolling (&self) -> bool { fn is_rolling (&self) -> bool {
*self.clock.playing.read().unwrap() == Some(TransportState::Rolling) *self.clock.playing.read().unwrap() == Some(TransportState::Rolling)
} }

86
crates/tek_api/src/track.rs Normal file
View file

@ -0,0 +1,86 @@
use crate::*;
pub enum MixerTrackCommand {}
/// A mixer track.
#[derive(Debug)]
pub struct MixerTrack {
pub name: String,
/// Inputs of 1st device
pub audio_ins: Vec<Port<AudioIn>>,
/// Outputs of last device
pub audio_outs: Vec<Port<AudioOut>>,
/// Device chain
pub devices: Vec<Box<dyn MixerTrackDevice>>,
}
pub trait MixerTrackDevice: Audio + Debug {
fn boxed (self) -> Box<dyn MixerTrackDevice> where Self: Sized + 'static {
Box::new(self)
}
}
impl MixerTrackDevice for Sampler {}
impl MixerTrackDevice for LV2Plugin {}
impl MixerTrack {
const SYM_NAME: &'static str = ":name";
const SYM_GAIN: &'static str = ":gain";
const SYM_SAMPLER: &'static str = "sampler";
const SYM_LV2: &'static str = "lv2";
pub fn from_edn <'a, 'e> (jack: &Arc<RwLock<JackClient>>, args: &[Edn<'e>]) -> Usually<Self> {
let mut _gain = 0.0f64;
let mut track = MixerTrack {
name: String::new(),
audio_ins: vec![],
audio_outs: vec![],
devices: vec![],
};
#[allow(unused_mut)]
let mut devices: Vec<JackClient> = vec![];
edn!(edn in args {
Edn::Map(map) => {
if let Some(Edn::Str(n)) = map.get(&Edn::Key(Self::SYM_NAME)) {
track.name = n.to_string();
}
if let Some(Edn::Double(g)) = map.get(&Edn::Key(Self::SYM_GAIN)) {
_gain = f64::from(*g);
}
},
Edn::List(args) => match args.get(0) {
// Add a sampler device to the track
Some(Edn::Symbol(Self::SYM_SAMPLER)) => {
track.add_device(
Sampler::from_edn(jack, &args[1..])?
);
panic!(
"unsupported in track {}: {:?}; tek_mixer not compiled with feature \"sampler\"",
&track.name,
args.get(0).unwrap()
)
},
// Add a LV2 plugin to the track.
Some(Edn::Symbol(Self::SYM_LV2)) => {
track.add_device(
LV2Plugin::from_edn(jack, &args[1..])?
);
panic!(
"unsupported in track {}: {:?}; tek_mixer not compiled with feature \"plugin\"",
&track.name,
args.get(0).unwrap()
)
},
None =>
panic!("empty list track {}", &track.name),
_ =>
panic!("unexpected in track {}: {:?}", &track.name, args.get(0).unwrap())
},
_ => {}
});
Ok(track)
}
pub fn add_device (&mut self, device: impl MixerTrackDevice) {
self.devices.push(device.boxed())
}
}

27
crates/tek_snd/src/snd_transport.rs → crates/tek_api/src/transport.rs
View file

@ -1,5 +1,30 @@
use crate::*; use crate::*;
impl Audio for TransportToolbar {
#[derive(Copy, Clone, PartialEq)]
pub enum TransportCommand {
FocusNext,
FocusPrev,
Play(Option<usize>),
Pause(Option<usize>),
SeekUsec(f64),
SeekSample(f64),
SeekPulse(f64),
SetBpm(f64),
SetQuant(f64),
SetSync(f64),
}
pub struct Transport {
pub jack: Arc<RwLock<JackClient>>,
/// JACK transport handle.
pub transport: jack::Transport,
/// Current sample rate, tempo, and PPQ.
pub clock: Arc<Clock>,
/// Enable metronome?
pub metronome: bool,
}
impl Audio for Transport {
fn process (&mut self, _: &Client, scope: &ProcessScope) -> Control { fn process (&mut self, _: &Client, scope: &ProcessScope) -> Control {
let times = scope.cycle_times().unwrap(); let times = scope.cycle_times().unwrap();
let CycleTimes { current_frames, current_usecs, next_usecs: _, period_usecs: _ } = times; let CycleTimes { current_frames, current_usecs, next_usecs: _, period_usecs: _ } = times;

0
crates/tek_api/src/voice.rs Normal file
View file

32
crates/tek_cli/src/cli_arranger.rs
View file

@ -43,7 +43,7 @@ impl ArrangerCli {
Some(scene_color_1.mix(scene_color_2, i as f32 / self.scenes as f32)) Some(scene_color_1.mix(scene_color_2, i as f32 / self.scenes as f32))
)?; )?;
} }
Ok(Arranger::new( Ok(ArrangerView::new(
jack, jack,
self.transport.then_some(transport), self.transport.then_some(transport),
arrangement, arrangement,
@ -53,3 +53,33 @@ impl ArrangerCli {
Ok(()) Ok(())
} }
} }
impl Audio for ArrangerView {
fn process (&mut self, client: &Client, scope: &ProcessScope) -> Control {
if let Some(ref transport) = self.transport {
transport.write().unwrap().process(client, scope);
}
let Arrangement { scenes, ref mut tracks, selected, .. } = &mut self.arrangement;
for track in tracks.iter_mut() {
track.player.process(client, scope);
}
if let ArrangementFocus::Clip(t, s) = selected {
if let Some(Some(Some(phrase))) = scenes.get(*s).map(|scene|scene.clips.get(*t)) {
if let Some(track) = tracks.get(*t) {
if let Some((ref started_at, Some(ref playing))) = track.player.phrase {
let phrase = phrase.read().unwrap();
if *playing.read().unwrap() == *phrase {
let pulse = self.clock.current.pulse.get();
let start = started_at.pulse.get();
let now = (pulse - start) % phrase.length as f64;
self.editor.now.set(now);
return Control::Continue
}
}
}
}
}
self.editor.now.set(0.);
Control::Continue
}
}

32
crates/tek_cli/src/cli_sequencer.rs
View file

@ -20,16 +20,6 @@ impl SequencerCli {
fn run (&self) -> Usually<()> { fn run (&self) -> Usually<()> {
Tui::run(JackClient::new("tek_sequencer")?.activate_with(|jack|{ Tui::run(JackClient::new("tek_sequencer")?.activate_with(|jack|{
let transport = TransportToolbar::new(jack, None); let transport = TransportToolbar::new(jack, None);
let sequencer = Sequencer {
jack: jack.clone(),
focus_cursor: (1, 1),
entered: false,
phrases: Arc::new(RwLock::new(PhrasePool::new())),
editor: PhraseEditor::new(),
clock: transport.clock.clone(),
player: PhrasePlayer::new(jack, &transport.clock, "tek_sequencer")?,
transport: self.transport.then_some(Arc::new(RwLock::new(transport))),
};
if let Some(_) = self.name.as_ref() { if let Some(_) = self.name.as_ref() {
// TODO: sequencer.name = Arc::new(RwLock::new(name.clone())); // TODO: sequencer.name = Arc::new(RwLock::new(name.clone()));
} }
@ -41,8 +31,28 @@ impl SequencerCli {
//phrase.write().unwrap().length = length; //phrase.write().unwrap().length = length;
//} //}
} }
Ok(sequencer) Ok(SequencerView {
jack: jack.clone(),
focus_cursor: (1, 1),
entered: false,
phrases: Arc::new(RwLock::new(PhrasePool::new())),
editor: PhraseEditor::new(),
clock: transport.clock.clone(),
player: PhrasePlayer::new(jack, &transport.clock, "tek_sequencer")?,
transport: self.transport.then_some(Arc::new(RwLock::new(transport))),
})
})?)?; })?)?;
Ok(()) Ok(())
} }
} }
/// JACK process callback for sequencer app
impl Audio for SequencerView {
fn process (&mut self, client: &Client, scope: &ProcessScope) -> Control {
if let Some(ref transport) = self.transport {
transport.write().unwrap().process(client, scope);
}
self.player.process(client, scope);
Control::Continue
}
}

508
crates/tek_core/src/audio.rs
View file

@ -1,510 +1,2 @@
use crate::*; use crate::*;
use jack::*; use jack::*;
/// Trait for things that wrap a JACK client.
pub trait AudioEngine {
fn activate (
self,
process: impl FnMut(&Arc<RwLock<Self>>, &Client, &ProcessScope) -> Control + Send + 'static
) -> Usually<Arc<RwLock<Self>>> where Self: Send + Sync + 'static;
fn client (&self) -> &Client;
fn transport (&self) -> Transport {
self.client().transport()
}
fn port_by_name (&self, name: &str) -> Option<Port<Unowned>> {
self.client().port_by_name(name)
}
fn register_port <PS: PortSpec> (&self, name: &str, spec: PS) -> Usually<Port<PS>> {
Ok(self.client().register_port(name, spec)?)
}
fn thread_init (&self, _: &Client) {}
unsafe fn shutdown (&mut self, status: ClientStatus, reason: &str) {}
fn freewheel (&mut self, _: &Client, enabled: bool) {}
fn client_registration (&mut self, _: &Client, name: &str, reg: bool) {}
fn port_registration (&mut self, _: &Client, id: PortId, reg: bool) {}
fn ports_connected (&mut self, _: &Client, a: PortId, b: PortId, are: bool) {}
fn sample_rate (&mut self, _: &Client, frames: Frames) -> Control {
Control::Continue
}
fn port_rename (&mut self, _: &Client, id: PortId, old: &str, new: &str) -> Control {
Control::Continue
}
fn graph_reorder (&mut self, _: &Client) -> Control {
Control::Continue
}
fn xrun (&mut self, _: &Client) -> Control {
Control::Continue
}
}
/// Wraps [Client] or [DynamicAsyncClient] in place.
#[derive(Debug)]
pub enum JackClient {
/// Before activation.
Inactive(Client),
/// During activation.
Activating,
/// After activation. Must not be dropped for JACK thread to persist.
Active(DynamicAsyncClient),
}
pub type DynamicAsyncClient = AsyncClient<DynamicNotifications, DynamicAudioHandler>;
pub type DynamicAudioHandler = contrib::ClosureProcessHandler<(), BoxedAudioHandler>;
pub type BoxedAudioHandler = Box<dyn FnMut(&Client, &ProcessScope) -> Control + Send>;
impl JackClient {
pub fn new (name: &str) -> Usually<Self> {
let (client, _) = Client::new(name, ClientOptions::NO_START_SERVER)?;
Ok(Self::Inactive(client))
}
pub fn activate_with <T: Audio + 'static> (
self,
init: impl FnOnce(&Arc<RwLock<JackClient>>)->Usually<T>
)
-> Usually<Arc<RwLock<T>>>
{
let client = Arc::new(RwLock::new(self));
let target = Arc::new(RwLock::new(init(&client)?));
let event = Box::new(move|_|{/*TODO*/}) as Box<dyn Fn(JackEvent) + Send + Sync>;
let events = Notifications(event);
let frame = Box::new({
let target = target.clone();
move|c: &_, s: &_|if let Ok(mut target) = target.write() {
target.process(c, s)
} else {
Control::Quit
}
});
let frames = contrib::ClosureProcessHandler::new(frame as BoxedAudioHandler);
let mut buffer = Self::Activating;
std::mem::swap(&mut*client.write().unwrap(), &mut buffer);
*client.write().unwrap() = Self::Active(Client::from(buffer).activate_async(events, frames)?);
Ok(target)
}
}
impl From<JackClient> for Client {
fn from (jack: JackClient) -> Client {
match jack {
JackClient::Inactive(client) => client,
JackClient::Activating => panic!("jack client still activating"),
JackClient::Active(_) => panic!("jack client already activated"),
}
}
}
impl AudioEngine for JackClient {
fn client(&self) -> &Client {
match self {
Self::Inactive(ref client) => client,
Self::Activating => panic!("jack client has not finished activation"),
Self::Active(ref client) => client.as_client(),
}
}
fn activate(
self,
mut cb: impl FnMut(&Arc<RwLock<Self>>, &Client, &ProcessScope) -> Control + Send + 'static,
) -> Usually<Arc<RwLock<Self>>>
where
Self: Send + Sync + 'static
{
let client = Client::from(self);
let state = Arc::new(RwLock::new(Self::Activating));
let event = Box::new(move|_|{/*TODO*/}) as Box<dyn Fn(JackEvent) + Send + Sync>;
let events = Notifications(event);
let frame = Box::new({let state = state.clone(); move|c: &_, s: &_|cb(&state, c, s)});
let frames = contrib::ClosureProcessHandler::new(frame as BoxedAudioHandler);
*state.write().unwrap() = Self::Active(client.activate_async(events, frames)?);
Ok(state)
}
}
/// Trait for things that have a JACK process callback.
pub trait Audio: Send + Sync {
fn process(&mut self, _: &Client, _: &ProcessScope) -> Control {
Control::Continue
}
fn callback(
state: &Arc<RwLock<Self>>, client: &Client, scope: &ProcessScope
) -> Control where Self: Sized {
if let Ok(mut state) = state.write() {
state.process(client, scope)
} else {
Control::Quit
}
}
}
/// Trait for things that may expose JACK ports.
pub trait Ports {
fn audio_ins(&self) -> Usually<Vec<&Port<Unowned>>> {
Ok(vec![])
}
fn audio_outs(&self) -> Usually<Vec<&Port<Unowned>>> {
Ok(vec![])
}
fn midi_ins(&self) -> Usually<Vec<&Port<Unowned>>> {
Ok(vec![])
}
fn midi_outs(&self) -> Usually<Vec<&Port<Unowned>>> {
Ok(vec![])
}
}
/// A UI component that may be associated with a JACK client by the `Jack` factory.
pub trait AudioComponent<E: Engine>: Component<E> + Audio {
/// Perform type erasure for collecting heterogeneous devices.
fn boxed(self) -> Box<dyn AudioComponent<E>>
where
Self: Sized + 'static,
{
Box::new(self)
}
}
/// All things that implement the required traits can be treated as `AudioComponent`.
impl<E: Engine, W: Component<E> + Audio> AudioComponent<E> for W {}
/// `JackDevice` factory. Creates JACK `Client`s, performs port registration
/// and activation, and encapsulates a `AudioComponent` into a `JackDevice`.
pub struct Jack {
pub client: Client,
pub midi_ins: Vec<String>,
pub audio_ins: Vec<String>,
pub midi_outs: Vec<String>,
pub audio_outs: Vec<String>,
}
impl Jack {
pub fn new(name: &str) -> Usually<Self> {
Ok(Self {
midi_ins: vec![],
audio_ins: vec![],
midi_outs: vec![],
audio_outs: vec![],
client: Client::new(name, ClientOptions::NO_START_SERVER)?.0,
})
}
pub fn run<'a: 'static, D, E>(
self,
state: impl FnOnce(JackPorts) -> Box<D>,
) -> Usually<JackDevice<E>>
where
D: AudioComponent<E> + Sized + 'static,
E: Engine + 'static,
{
let owned_ports = JackPorts {
audio_ins: register_ports(&self.client, self.audio_ins, AudioIn::default())?,
audio_outs: register_ports(&self.client, self.audio_outs, AudioOut::default())?,
midi_ins: register_ports(&self.client, self.midi_ins, MidiIn::default())?,
midi_outs: register_ports(&self.client, self.midi_outs, MidiOut::default())?,
};
let midi_outs = owned_ports
.midi_outs
.values()
.map(|p| Ok(p.name()?))
.collect::<Usually<Vec<_>>>()?;
let midi_ins = owned_ports
.midi_ins
.values()
.map(|p| Ok(p.name()?))
.collect::<Usually<Vec<_>>>()?;
let audio_outs = owned_ports
.audio_outs
.values()
.map(|p| Ok(p.name()?))
.collect::<Usually<Vec<_>>>()?;
let audio_ins = owned_ports
.audio_ins
.values()
.map(|p| Ok(p.name()?))
.collect::<Usually<Vec<_>>>()?;
let state = Arc::new(RwLock::new(state(owned_ports) as Box<dyn AudioComponent<E>>));
let client = self.client.activate_async(
Notifications(Box::new({
let _state = state.clone();
move |_event| {
// FIXME: this deadlocks
//state.lock().unwrap().handle(&event).unwrap();
}
}) as Box<dyn Fn(JackEvent) + Send + Sync>),
contrib::ClosureProcessHandler::new(Box::new({
let state = state.clone();
move |c: &Client, s: &ProcessScope| state.write().unwrap().process(c, s)
}) as BoxedAudioHandler),
)?;
Ok(JackDevice {
ports: UnownedJackPorts {
audio_ins: query_ports(&client.as_client(), audio_ins),
audio_outs: query_ports(&client.as_client(), audio_outs),
midi_ins: query_ports(&client.as_client(), midi_ins),
midi_outs: query_ports(&client.as_client(), midi_outs),
},
client,
state,
})
}
pub fn audio_in(mut self, name: &str) -> Self {
self.audio_ins.push(name.to_string());
self
}
pub fn audio_out(mut self, name: &str) -> Self {
self.audio_outs.push(name.to_string());
self
}
pub fn midi_in(mut self, name: &str) -> Self {
self.midi_ins.push(name.to_string());
self
}
pub fn midi_out(mut self, name: &str) -> Self {
self.midi_outs.push(name.to_string());
self
}
}
fn register_ports<T: PortSpec + Copy>(
client: &Client,
names: Vec<String>,
spec: T,
) -> Usually<BTreeMap<String, Port<T>>> {
names
.into_iter()
.try_fold(BTreeMap::new(), |mut ports, name| {
let port = client.register_port(&name, spec)?;
ports.insert(name, port);
Ok(ports)
})
}
fn query_ports(client: &Client, names: Vec<String>) -> BTreeMap<String, Port<Unowned>> {
names.into_iter().fold(BTreeMap::new(), |mut ports, name| {
let port = client.port_by_name(&name).unwrap();
ports.insert(name, port);
ports
})
}
/// Notification handler used by the [Jack] factory
/// when constructing [JackDevice]s.
pub type DynamicNotifications = Notifications<Box<dyn Fn(JackEvent) + Send + Sync>>;
#[derive(Debug)]
/// Event enum for JACK events.
pub enum JackEvent {
ThreadInit,
Shutdown(ClientStatus, String),
Freewheel(bool),
SampleRate(Frames),
ClientRegistration(String, bool),
PortRegistration(PortId, bool),
PortRename(PortId, String, String),
PortsConnected(PortId, PortId, bool),
GraphReorder,
XRun,
}
/// Generic notification handler that emits [JackEvent]
pub struct Notifications<T: Fn(JackEvent) + Send>(pub T);
impl<T: Fn(JackEvent) + Send> NotificationHandler for Notifications<T> {
fn thread_init(&self, _: &Client) {
self.0(JackEvent::ThreadInit);
}
unsafe fn shutdown(&mut self, status: ClientStatus, reason: &str) {
self.0(JackEvent::Shutdown(status, reason.into()));
}
fn freewheel(&mut self, _: &Client, enabled: bool) {
self.0(JackEvent::Freewheel(enabled));
}
fn sample_rate(&mut self, _: &Client, frames: Frames) -> Control {
self.0(JackEvent::SampleRate(frames));
Control::Quit
}
fn client_registration(&mut self, _: &Client, name: &str, reg: bool) {
self.0(JackEvent::ClientRegistration(name.into(), reg));
}
fn port_registration(&mut self, _: &Client, id: PortId, reg: bool) {
self.0(JackEvent::PortRegistration(id, reg));
}
fn port_rename(&mut self, _: &Client, id: PortId, old: &str, new: &str) -> Control {
self.0(JackEvent::PortRename(id, old.into(), new.into()));
Control::Continue
}
fn ports_connected(&mut self, _: &Client, a: PortId, b: PortId, are: bool) {
self.0(JackEvent::PortsConnected(a, b, are));
}
fn graph_reorder(&mut self, _: &Client) -> Control {
self.0(JackEvent::GraphReorder);
Control::Continue
}
fn xrun(&mut self, _: &Client) -> Control {
self.0(JackEvent::XRun);
Control::Continue
}
}
/// A [AudioComponent] bound to a JACK client and a set of ports.
pub struct JackDevice<E: Engine> {
/// The active JACK client of this device.
pub client: DynamicAsyncClient,
/// The device state, encapsulated for sharing between threads.
pub state: Arc<RwLock<Box<dyn AudioComponent<E>>>>,
/// Unowned copies of the device's JACK ports, for connecting to the device.
/// The "real" readable/writable `Port`s are owned by the `state`.
pub ports: UnownedJackPorts,
}
impl<E: Engine> std::fmt::Debug for JackDevice<E> {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
f.debug_struct("JackDevice")
.field("ports", &self.ports)
.finish()
}
}
impl<E: Engine> Widget for JackDevice<E> {
type Engine = E;
fn layout(&self, to: E::Size) -> Perhaps<E::Size> {
self.state.read().unwrap().layout(to)
}
fn render(&self, to: &mut E::Output) -> Usually<()> {
self.state.read().unwrap().render(to)
}
}
impl<E: Engine> Handle<E> for JackDevice<E> {
fn handle(&mut self, from: &E::Input) -> Perhaps<E::Handled> {
self.state.write().unwrap().handle(from)
}
}
impl<E: Engine> Ports for JackDevice<E> {
fn audio_ins(&self) -> Usually<Vec<&Port<Unowned>>> {
Ok(self.ports.audio_ins.values().collect())
}
fn audio_outs(&self) -> Usually<Vec<&Port<Unowned>>> {
Ok(self.ports.audio_outs.values().collect())
}
fn midi_ins(&self) -> Usually<Vec<&Port<Unowned>>> {
Ok(self.ports.midi_ins.values().collect())
}
fn midi_outs(&self) -> Usually<Vec<&Port<Unowned>>> {
Ok(self.ports.midi_outs.values().collect())
}
}
impl<E: Engine> JackDevice<E> {
/// Returns a locked mutex of the state's contents.
pub fn state(&self) -> LockResult<RwLockReadGuard<Box<dyn AudioComponent<E>>>> {
self.state.read()
}
/// Returns a locked mutex of the state's contents.
pub fn state_mut(&self) -> LockResult<RwLockWriteGuard<Box<dyn AudioComponent<E>>>> {
self.state.write()
}
pub fn connect_midi_in(&self, index: usize, port: &Port<Unowned>) -> Usually<()> {
Ok(self
.client
.as_client()
.connect_ports(port, self.midi_ins()?[index])?)
}
pub fn connect_midi_out(&self, index: usize, port: &Port<Unowned>) -> Usually<()> {
Ok(self
.client
.as_client()
.connect_ports(self.midi_outs()?[index], port)?)
}
pub fn connect_audio_in(&self, index: usize, port: &Port<Unowned>) -> Usually<()> {
Ok(self
.client
.as_client()
.connect_ports(port, self.audio_ins()?[index])?)
}
pub fn connect_audio_out(&self, index: usize, port: &Port<Unowned>) -> Usually<()> {
Ok(self
.client
.as_client()
.connect_ports(self.audio_outs()?[index], port)?)
}
}
/// Collection of JACK ports as [AudioIn]/[AudioOut]/[MidiIn]/[MidiOut].
#[derive(Default, Debug)]
pub struct JackPorts {
pub audio_ins: BTreeMap<String, Port<AudioIn>>,
pub midi_ins: BTreeMap<String, Port<MidiIn>>,
pub audio_outs: BTreeMap<String, Port<AudioOut>>,
pub midi_outs: BTreeMap<String, Port<MidiOut>>,
}
/// Collection of JACK ports as [Unowned].
#[derive(Default, Debug)]
pub struct UnownedJackPorts {
pub audio_ins: BTreeMap<String, Port<Unowned>>,
pub midi_ins: BTreeMap<String, Port<Unowned>>,
pub audio_outs: BTreeMap<String, Port<Unowned>>,
pub midi_outs: BTreeMap<String, Port<Unowned>>,
}
impl JackPorts {
pub fn clone_unowned(&self) -> UnownedJackPorts {
let mut unowned = UnownedJackPorts::default();
for (name, port) in self.midi_ins.iter() {
unowned.midi_ins.insert(name.clone(), port.clone_unowned());
}
for (name, port) in self.midi_outs.iter() {
unowned.midi_outs.insert(name.clone(), port.clone_unowned());
}
for (name, port) in self.audio_ins.iter() {
unowned.audio_ins.insert(name.clone(), port.clone_unowned());
}
for (name, port) in self.audio_outs.iter() {
unowned
.audio_outs
.insert(name.clone(), port.clone_unowned());
}
unowned
}
}
/// Implement the `Ports` trait.
#[macro_export]
macro_rules! ports {
($T:ty $({ $(audio: {
$(ins: |$ai_arg:ident|$ai_impl:expr,)?
$(outs: |$ao_arg:ident|$ao_impl:expr,)?
})? $(midi: {
$(ins: |$mi_arg:ident|$mi_impl:expr,)?
$(outs: |$mo_arg:ident|$mo_impl:expr,)?
})?})?) => {
impl Ports for $T {$(
$(
$(fn audio_ins <'a> (&'a self) -> Usually<Vec<&'a Port<Unowned>>> {
let cb = |$ai_arg:&'a Self|$ai_impl;
cb(self)
})?
)?
$(
$(fn audio_outs <'a> (&'a self) -> Usually<Vec<&'a Port<Unowned>>> {
let cb = (|$ao_arg:&'a Self|$ao_impl);
cb(self)
})?
)?
)? $(
$(
$(fn midi_ins <'a> (&'a self) -> Usually<Vec<&'a Port<Unowned>>> {
let cb = (|$mi_arg:&'a Self|$mi_impl);
cb(self)
})?
)?
$(
$(fn midi_outs <'a> (&'a self) -> Usually<Vec<&'a Port<Unowned>>> {
let cb = (|$mo_arg:&'a Self|$mo_impl);
cb(self)
})?
)?
)?}
};
}

2
crates/tek_core/src/lib.rs
View file

@ -36,7 +36,7 @@ use std::fmt::{Debug, Display};
} }
submod! { submod! {
audio //audio
color color
command command
edn edn

8
crates/tek_snd/Cargo.toml
View file

@ -1,8 +0,0 @@
[package]
name = "tek_snd"
edition = "2021"
version = "0.1.0"
[dependencies]
tek_core = { path = "../tek_core" }
tek_api = { path = "../tek_api" }

1
crates/tek_snd/README.md
View file

@ -1 +0,0 @@
jack-based audio engine

10
crates/tek_snd/src/lib.rs
View file

@ -1,10 +0,0 @@
pub(crate) use tek_core::*;
submod! {
snd_arranger
snd_mixer
snd_plugin
snd_sampler
snd_sequencer
snd_transport
}

31
crates/tek_snd/src/snd_arranger.rs
View file

@ -1,31 +0,0 @@
use crate::*;
impl Audio for Arranger {
fn process (&mut self, client: &Client, scope: &ProcessScope) -> Control {
if let Some(ref transport) = self.transport {
transport.write().unwrap().process(client, scope);
}
let Arrangement { scenes, ref mut tracks, selected, .. } = &mut self.arrangement;
for track in tracks.iter_mut() {
track.player.process(client, scope);
}
if let ArrangementFocus::Clip(t, s) = selected {
if let Some(Some(Some(phrase))) = scenes.get(*s).map(|scene|scene.clips.get(*t)) {
if let Some(track) = tracks.get(*t) {
if let Some((ref started_at, Some(ref playing))) = track.player.phrase {
let phrase = phrase.read().unwrap();
if *playing.read().unwrap() == *phrase {
let pulse = self.clock.current.pulse.get();
let start = started_at.pulse.get();
let now = (pulse - start) % phrase.length as f64;
self.editor.now.set(now);
return Control::Continue
}
}
}
}
}
self.editor.now.set(0.);
Control::Continue
}
}

7
crates/tek_snd/src/snd_mixer.rs
View file

@ -1,7 +0,0 @@
use crate::*;
impl Audio for Mixer {
fn process (&mut self, _: &Client, _: &ProcessScope) -> Control {
Control::Continue
}
}

59
crates/tek_snd/src/snd_plugin.rs
View file

@ -1,59 +0,0 @@
use crate::*;
impl Audio for Plugin {
fn process (&mut self, _: &Client, scope: &ProcessScope) -> Control {
match self.plugin.as_mut() {
Some(PluginKind::LV2(LV2Plugin {
features,
ref mut instance,
ref mut input_buffer,
..
})) => {
let urid = features.midi_urid();
input_buffer.clear();
for port in self.ports.midi_ins.values() {
let mut atom = ::livi::event::LV2AtomSequence::new(
&features,
scope.n_frames() as usize
);
for event in port.iter(scope) {
match event.bytes.len() {
3 => atom.push_midi_event::<3>(
event.time as i64,
urid,
&event.bytes[0..3]
).unwrap(),
_ => {}
}
}
input_buffer.push(atom);
}
let mut outputs = vec![];
for _ in self.ports.midi_outs.iter() {
outputs.push(::livi::event::LV2AtomSequence::new(
&features,
scope.n_frames() as usize
));
}
let ports = ::livi::EmptyPortConnections::new()
.with_atom_sequence_inputs(
input_buffer.iter()
)
.with_atom_sequence_outputs(
outputs.iter_mut()
)
.with_audio_inputs(
self.ports.audio_ins.values().map(|o|o.as_slice(scope))
)
.with_audio_outputs(
self.ports.audio_outs.values_mut().map(|o|o.as_mut_slice(scope))
);
unsafe {
instance.run(scope.n_frames() as usize, ports).unwrap()
};
},
_ => {}
}
Control::Continue
}
}

11
crates/tek_snd/src/snd_sampler.rs
View file

@ -1,11 +0,0 @@
use crate::*;
impl Audio for Sampler {
fn process (&mut self, _: &Client, scope: &ProcessScope) -> Control {
self.process_midi_in(scope);
self.clear_output_buffer();
self.process_audio_out(scope);
self.write_output_buffer(scope);
Control::Continue
}
}

101
crates/tek_tui/src/arranger_cmd.rs
View file

@ -1,101 +0,0 @@
use crate::*;
#[derive(Clone)]
pub enum ArrangerCommand {
Focus(FocusCommand),
Transport(TransportCommand),
Phrases(PhrasePoolCommand),
Editor(PhraseEditorCommand),
Arrangement(ArrangementCommand),
EditPhrase(Option<Arc<RwLock<Phrase>>>),
}
#[derive(Clone)]
pub enum ArrangementCommand {
New,
Load,
Save,
ToggleViewMode,
Delete,
Activate,
Increment,
Decrement,
ZoomIn,
ZoomOut,
MoveBack,
MoveForward,
RandomColor,
Put,
Get,
AddScene,
AddTrack,
ToggleLoop,
GoUp,
GoDown,
GoLeft,
GoRight,
Edit(Option<Arc<RwLock<Phrase>>>),
}
impl<E: Engine> Command<Arranger<E>> for ArrangerCommand {
fn execute (self, state: &mut Arranger<E>) -> Perhaps<Self> {
let undo = match self {
Self::Focus(cmd) => {
delegate(cmd, Self::Focus, state)
},
Self::Phrases(cmd) => {
delegate(cmd, Self::Phrases, &mut*state.phrases.write().unwrap())
},
Self::Editor(cmd) => {
delegate(cmd, Self::Editor, &mut state.editor)
},
Self::Arrangement(cmd) => {
delegate(cmd, Self::Arrangement, &mut state.arrangement)
},
Self::Transport(cmd) => if let Some(ref transport) = state.transport {
delegate(cmd, Self::Transport, &mut*transport.write().unwrap())
} else {
Ok(None)
},
Self::EditPhrase(phrase) => {
state.editor.phrase = phrase.clone();
state.focus(ArrangerFocus::PhraseEditor);
state.focus_enter();
Ok(None)
}
}?;
state.show_phrase();
state.update_status();
return Ok(undo);
}
}
impl<E: Engine> Command<Arrangement<E>> for ArrangementCommand {
fn execute (self, state: &mut Arrangement<E>) -> Perhaps<Self> {
use ArrangementCommand::*;
match self {
New => todo!(),
Load => todo!(),
Save => todo!(),
Edit(phrase) => { state.phrase = phrase.clone() },
ToggleViewMode => { state.mode.to_next(); },
Delete => { state.delete(); },
Activate => { state.activate(); },
Increment => { state.increment(); },
Decrement => { state.decrement(); },
ZoomIn => { state.zoom_in(); },
ZoomOut => { state.zoom_out(); },
MoveBack => { state.move_back(); },
MoveForward => { state.move_forward(); },
RandomColor => { state.randomize_color(); },
Put => { state.phrase_put(); },
Get => { state.phrase_get(); },
AddScene => { state.scene_add(None, None)?; },
AddTrack => { state.track_add(None, None)?; },
ToggleLoop => { state.toggle_loop() },
GoUp => { state.go_up() },
GoDown => { state.go_down() },
GoLeft => { state.go_left() },
GoRight => { state.go_right() },
};
Ok(None)
}
}

54
crates/tek_tui/src/arranger_tui.rs
View file

@ -1,54 +0,0 @@
use crate::*;
/// Layout for standalone arranger app.
impl Content for Arranger<Tui> {
type Engine = Tui;
fn content (&self) -> impl Widget<Engine = Tui> {
let focused = self.arrangement.focused;
let border_bg = Arranger::<Tui>::border_bg();
let border_fg = Arranger::<Tui>::border_fg(focused);
let title_fg = Arranger::<Tui>::title_fg(focused);
let border = Lozenge(Style::default().bg(border_bg).fg(border_fg));
let entered = if self.arrangement.entered { "■" } else { " " };
Split::down(
1,
row!(menu in self.menu.menus.iter() => {
row!(" ", menu.title.as_str(), " ")
}),
Split::up(
1,
widget(&self.status),
Split::up(
1,
widget(&self.transport),
Split::down(
self.arrangement_split,
lay!(
widget(&self.arrangement).grow_y(1).border(border),
widget(&self.arrangement.size),
widget(&format!("[{}] Arrangement", entered)).fg(title_fg).push_x(1),
),
Split::right(
self.phrases_split,
self.phrases.clone(),
widget(&self.editor),
)
)
)
)
)
}
}
impl Content for Arrangement<Tui> {
type Engine = Tui;
fn content (&self) -> impl Widget<Engine = Tui> {
Layers::new(move |add|{
match self.mode {
ArrangementViewMode::Horizontal => { add(&HorizontalArranger(&self)) },
ArrangementViewMode::Vertical(factor) => { add(&VerticalArranger(&self, factor)) },
}?;
add(&self.size)
})
}
}

52
crates/tek_tui/src/lib.rs
View file

@ -10,36 +10,24 @@ pub(crate) use std::ffi::OsString;
pub(crate) use std::fs::read_dir; pub(crate) use std::fs::read_dir;
submod! { submod! {
arranger tui_arranger
arranger_cmd tui_arranger_bar
arranger_snd tui_arranger_cmd
arranger_tui tui_arranger_col
arranger_tui_bar tui_arranger_hor
arranger_tui_cmd tui_arranger_ver
arranger_tui_col tui_sequencer
arranger_tui_hor tui_sequencer_cmd
arranger_tui_ver tui_transport
sequencer tui_transport_cmd
sequencer_cmd tui_mixer
sequencer_snd tui_mixer_cmd
sequencer_tui tui_sampler
transport tui_sampler_cmd
transport_cmd tui_plugin
transport_snd tui_plugin_cmd
transport_tui tui_plugin_lv2
mixer tui_plugin_lv2_gui
mixer_snd tui_plugin_vst2
mixer_cmd tui_plugin_vst3
mixer_tui
sampler
sampler_snd
sampler_cmd
plugin
plugin_snd
plugin_cmd
plugin_tui
plugin_lv2
plugin_lv2_gui
plugin_vst2
plugin_vst3
} }

38
crates/tek_tui/src/mixer_tui.rs
View file

@ -1,38 +0,0 @@
use crate::*;
impl Content for Mixer<Tui> {
type Engine = Tui;
fn content (&self) -> impl Widget<Engine = Tui> {
Stack::right(|add| {
for channel in self.tracks.iter() {
add(channel)?;
}
Ok(())
})
}
}
impl Content for Track<Tui> {
type Engine = Tui;
fn content (&self) -> impl Widget<Engine = Tui> {
TrackView {
chain: Some(&self),
direction: tek_core::Direction::Right,
focused: true,
entered: true,
//pub channels: u8,
//pub input_ports: Vec<Port<AudioIn>>,
//pub pre_gain_meter: f64,
//pub gain: f64,
//pub insert_ports: Vec<Port<AudioOut>>,
//pub return_ports: Vec<Port<AudioIn>>,
//pub post_gain_meter: f64,
//pub post_insert_meter: f64,
//pub level: f64,
//pub pan: f64,
//pub output_ports: Vec<Port<AudioOut>>,
//pub post_fader_meter: f64,
//pub route: String,
}
}
}

33
crates/tek_tui/src/plugin.rs
View file

@ -1,33 +0,0 @@
use crate::*;
/// A plugin device.
pub struct Plugin<E> {
_engine: PhantomData<E>,
/// JACK client handle (needs to not be dropped for standalone mode to work).
pub jack: Arc<RwLock<JackClient>>,
pub name: String,
pub path: Option<String>,
pub plugin: Option<PluginKind>,
pub selected: usize,
pub mapping: bool,
pub ports: JackPorts,
}
impl<E> Plugin<E> {
/// Create a plugin host device.
pub fn new (
jack: &Arc<RwLock<JackClient>>,
name: &str,
) -> Usually<Self> {
Ok(Self {
_engine: Default::default(),
jack: jack.clone(),
name: name.into(),
path: None,
plugin: None,
selected: 0,
mapping: false,
ports: JackPorts::default()
})
}
}

98
crates/tek_tui/src/sampler_tui.rs
View file

@ -1,98 +0,0 @@
use crate::*;
impl Widget for Sampler<Tui> {
type Engine = Tui;
fn layout (&self, to: [u16;2]) -> Perhaps<[u16;2]> {
todo!()
}
fn render (&self, to: &mut TuiOutput) -> Usually<()> {
tui_render_sampler(self, to)
}
}
pub fn tui_render_sampler (sampler: &Sampler<Tui>, to: &mut TuiOutput) -> Usually<()> {
let [x, y, _, height] = to.area();
let style = Style::default().gray();
let title = format!(" {} ({})", sampler.name, sampler.voices.read().unwrap().len());
to.blit(&title, x+1, y, Some(style.white().bold().not_dim()));
let mut width = title.len() + 2;
let mut y1 = 1;
let mut j = 0;
for (note, sample) in sampler.mapped.iter()
.map(|(note, sample)|(Some(note), sample))
.chain(sampler.unmapped.iter().map(|sample|(None, sample)))
{
if y1 >= height {
break
}
let active = j == sampler.cursor.0;
width = width.max(
draw_sample(to, x, y + y1, note, &*sample.read().unwrap(), active)?
);
y1 = y1 + 1;
j = j + 1;
}
let height = ((2 + y1) as u16).min(height);
//Ok(Some([x, y, (width as u16).min(to.area().w()), height]))
Ok(())
}
fn draw_sample (
to: &mut TuiOutput, x: u16, y: u16, note: Option<&u7>, sample: &Sample, focus: bool
) -> Usually<usize> {
let style = if focus { Style::default().green() } else { Style::default() };
if focus {
to.blit(&"🬴", x+1, y, Some(style.bold()));
}
let label1 = format!("{:3} {:12}",
note.map(|n|n.to_string()).unwrap_or(String::default()),
sample.name);
let label2 = format!("{:>6} {:>6} +0.0",
sample.start,
sample.end);
to.blit(&label1, x+2, y, Some(style.bold()));
to.blit(&label2, x+3+label1.len()as u16, y, Some(style));
Ok(label1.len() + label2.len() + 4)
}
impl Widget for AddSampleModal {
type Engine = Tui;
fn layout (&self, to: [u16;2]) -> Perhaps<[u16;2]> {
todo!()
//Align::Center(()).layout(to)
}
fn render (&self, to: &mut TuiOutput) -> Usually<()> {
todo!()
//let area = to.area();
//to.make_dim();
//let area = center_box(
//area,
//64.max(area.w().saturating_sub(8)),
//20.max(area.w().saturating_sub(8)),
//);
//to.fill_fg(area, Color::Reset);
//to.fill_bg(area, Nord::bg_lo(true, true));
//to.fill_char(area, ' ');
//to.blit(&format!("{}", &self.dir.to_string_lossy()), area.x()+2, area.y()+1, Some(Style::default().bold()))?;
//to.blit(&"Select sample:", area.x()+2, area.y()+2, Some(Style::default().bold()))?;
//for (i, (is_dir, name)) in self.subdirs.iter()
//.map(|path|(true, path))
//.chain(self.files.iter().map(|path|(false, path)))
//.enumerate()
//.skip(self.offset)
//{
//if i >= area.h() as usize - 4 {
//break
//}
//let t = if is_dir { "" } else { "" };
//let line = format!("{t} {}", name.to_string_lossy());
//let line = &line[..line.len().min(area.w() as usize - 4)];
//to.blit(&line, area.x() + 2, area.y() + 3 + i as u16, Some(if i == self.cursor {
//Style::default().green()
//} else {
//Style::default().white()
//}))?;
//}
//Lozenge(Style::default()).draw(to)
}
}

481
crates/tek_tui/src/sequencer.rs
View file

@ -1,481 +0,0 @@
use crate::*;
use std::cmp::PartialEq;
/// MIDI message structural
pub type PhraseData = Vec<Vec<MidiMessage>>;
/// MIDI message serialized
pub type PhraseMessage = Vec<u8>;
/// Collection of serialized MIDI messages
pub type PhraseChunk = [Vec<PhraseMessage>];
/// Root level object for standalone `tek_sequencer`
pub struct Sequencer<E: Engine> {
/// JACK client handle (needs to not be dropped for standalone mode to work).
pub jack: Arc<RwLock<JackClient>>,
/// Controls the JACK transport.
pub transport: Option<Arc<RwLock<TransportToolbar<E>>>>,
/// Global timebase
pub clock: Arc<TransportTime>,
/// Pool of all phrases available to the sequencer
pub phrases: Arc<RwLock<PhrasePool<E>>>,
/// Phrase editor view
pub editor: PhraseEditor<E>,
/// Phrase player
pub player: PhrasePlayer,
/// Which view is focused
pub focus_cursor: (usize, usize),
/// Whether the currently focused item is entered
pub entered: bool,
}
/// Sections in the sequencer app that may be focused
#[derive(Copy, Clone, PartialEq, Eq)] pub enum SequencerFocus {
/// The transport (toolbar) is focused
Transport,
/// The phrase list (pool) is focused
PhrasePool,
/// The phrase editor (sequencer) is focused
PhraseEditor,
}
/// Status bar for sequencer app
pub enum SequencerStatusBar {
Transport,
PhrasePool,
PhraseEditor,
}
/// Contains all phrases in a project
pub struct PhrasePool<E: Engine> {
_engine: PhantomData<E>,
/// Scroll offset
pub scroll: usize,
/// Highlighted phrase
pub phrase: usize,
/// Phrases in the pool
pub phrases: Vec<Arc<RwLock<Phrase>>>,
/// Mode switch
pub mode: Option<PhrasePoolMode>,
/// Whether this widget is focused
pub focused: bool,
/// Whether this widget is entered
pub entered: bool,
}
/// Modes for phrase pool
pub enum PhrasePoolMode {
/// Renaming a pattern
Rename(usize, String),
/// Editing the length of a pattern
Length(usize, usize, PhraseLengthFocus),
}
/// A MIDI sequence.
#[derive(Debug, Clone)] pub struct Phrase {
pub uuid: uuid::Uuid,
/// Name of phrase
pub name: String,
/// Temporal resolution in pulses per quarter note
pub ppq: usize,
/// Length of phrase in pulses
pub length: usize,
/// Notes in phrase
pub notes: PhraseData,
/// Whether to loop the phrase or play it once
pub loop_on: bool,
/// Start of loop
pub loop_start: usize,
/// Length of loop
pub loop_length: usize,
/// All notes are displayed with minimum length
pub percussive: bool,
/// Identifying color of phrase
pub color: ItemColorTriplet,
}
/// Contains state for viewing and editing a phrase
pub struct PhraseEditor<E: Engine> {
_engine: PhantomData<E>,
/// Phrase being played
pub phrase: Option<Arc<RwLock<Phrase>>>,
/// Length of note that will be inserted, in pulses
pub note_len: usize,
/// The full piano keys are rendered to this buffer
pub keys: Buffer,
/// The full piano roll is rendered to this buffer
pub buffer: BigBuffer,
/// Cursor/scroll/zoom in pitch axis
pub note_axis: RwLock<FixedAxis<usize>>,
/// Cursor/scroll/zoom in time axis
pub time_axis: RwLock<ScaledAxis<usize>>,
/// Whether this widget is focused
pub focused: bool,
/// Whether note enter mode is enabled
pub entered: bool,
/// Display mode
pub mode: bool,
/// Notes currently held at input
pub notes_in: Arc<RwLock<[bool; 128]>>,
/// Notes currently held at output
pub notes_out: Arc<RwLock<[bool; 128]>>,
/// Current position of global playhead
pub now: Arc<Pulse>,
/// Width of notes area at last render
pub width: AtomicUsize,
/// Height of notes area at last render
pub height: AtomicUsize,
}
/// Phrase player.
pub struct PhrasePlayer {
/// Global timebase
pub clock: Arc<TransportTime>,
/// Start time and phrase being played
pub phrase: Option<(Instant, Option<Arc<RwLock<Phrase>>>)>,
/// Start time and next phrase
pub next_phrase: Option<(Instant, Option<Arc<RwLock<Phrase>>>)>,
/// Play input through output.
pub monitoring: bool,
/// Write input to sequence.
pub recording: bool,
/// Overdub input to sequence.
pub overdub: bool,
/// Send all notes off
pub reset: bool, // TODO?: after Some(nframes)
/// Record from MIDI ports to current sequence.
pub midi_inputs: Vec<Port<MidiIn>>,
/// Play from current sequence to MIDI ports
pub midi_outputs: Vec<Port<MidiOut>>,
/// MIDI output buffer
pub midi_note: Vec<u8>,
/// MIDI output buffer
pub midi_chunk: Vec<Vec<Vec<u8>>>,
/// Notes currently held at input
pub notes_in: Arc<RwLock<[bool; 128]>>,
/// Notes currently held at output
pub notes_out: Arc<RwLock<[bool; 128]>>,
}
/// Displays and edits phrase length.
pub struct PhraseLength<E: Engine> {
_engine: PhantomData<E>,
/// Pulses per beat (quaver)
pub ppq: usize,
/// Beats per bar
pub bpb: usize,
/// Length of phrase in pulses
pub pulses: usize,
/// Selected subdivision
pub focus: Option<PhraseLengthFocus>,
}
/// Focused field of `PhraseLength`
#[derive(Copy, Clone)] pub enum PhraseLengthFocus {
/// Editing the number of bars
Bar,
/// Editing the number of beats
Beat,
/// Editing the number of ticks
Tick,
}
/// Focus layout of sequencer app
impl<E: Engine> FocusGrid for Sequencer<E> {
type Item = SequencerFocus;
fn cursor (&self) -> (usize, usize) { self.focus_cursor }
fn cursor_mut (&mut self) -> &mut (usize, usize) { &mut self.focus_cursor }
fn layout (&self) -> &[&[SequencerFocus]] { &[
&[SequencerFocus::Transport],
&[SequencerFocus::PhrasePool, SequencerFocus::PhraseEditor],
] }
fn focus_enter (&mut self) { self.entered = true }
fn focus_exit (&mut self) { self.entered = false }
fn entered (&self) -> Option<Self::Item> {
if self.entered { Some(self.focused()) } else { None }
}
fn update_focus (&mut self) {
let focused = self.focused();
if let Some(transport) = self.transport.as_ref() {
transport.write().unwrap().focused = focused == SequencerFocus::Transport
}
self.phrases.write().unwrap().focused = focused == SequencerFocus::PhrasePool;
self.editor.focused = focused == SequencerFocus::PhraseEditor;
}
}
impl<E: Engine> PhrasePool<E> {
pub fn new () -> Self {
Self {
_engine: Default::default(),
scroll: 0,
phrase: 0,
phrases: vec![Arc::new(RwLock::new(Phrase::default()))],
mode: None,
focused: false,
entered: false,
}
}
pub fn len (&self) -> usize { self.phrases.len() }
pub fn phrase (&self) -> &Arc<RwLock<Phrase>> { &self.phrases[self.phrase] }
pub fn select_prev (&mut self) { self.phrase = self.index_before(self.phrase) }
pub fn select_next (&mut self) { self.phrase = self.index_after(self.phrase) }
pub fn index_before (&self, index: usize) -> usize {
index.overflowing_sub(1).0.min(self.len() - 1)
}
pub fn index_after (&self, index: usize) -> usize {
(index + 1) % self.len()
}
pub fn index_of (&self, phrase: &Phrase) -> Option<usize> {
for i in 0..self.phrases.len() {
if *self.phrases[i].read().unwrap() == *phrase { return Some(i) }
}
return None
}
fn new_phrase (name: Option<&str>, color: Option<ItemColorTriplet>) -> Arc<RwLock<Phrase>> {
Arc::new(RwLock::new(Phrase::new(
String::from(name.unwrap_or("(new)")), true, 4 * PPQ, None, color
)))
}
pub fn delete_selected (&mut self) {
if self.phrase > 0 {
self.phrases.remove(self.phrase);
self.phrase = self.phrase.min(self.phrases.len().saturating_sub(1));
}
}
pub fn append_new (&mut self, name: Option<&str>, color: Option<ItemColorTriplet>) {
self.phrases.push(Self::new_phrase(name, color));
self.phrase = self.phrases.len() - 1;
}
pub fn insert_new (&mut self, name: Option<&str>, color: Option<ItemColorTriplet>) {
self.phrases.insert(self.phrase + 1, Self::new_phrase(name, color));
self.phrase += 1;
}
pub fn insert_dup (&mut self) {
let mut phrase = self.phrases[self.phrase].read().unwrap().duplicate();
phrase.color = ItemColorTriplet::random_near(phrase.color, 0.25);
self.phrases.insert(self.phrase + 1, Arc::new(RwLock::new(phrase)));
self.phrase += 1;
}
pub fn randomize_color (&mut self) {
let mut phrase = self.phrases[self.phrase].write().unwrap();
phrase.color = ItemColorTriplet::random();
}
pub fn begin_rename (&mut self) {
self.mode = Some(PhrasePoolMode::Rename(
self.phrase,
self.phrases[self.phrase].read().unwrap().name.clone()
));
}
pub fn begin_length (&mut self) {
self.mode = Some(PhrasePoolMode::Length(
self.phrase,
self.phrases[self.phrase].read().unwrap().length,
PhraseLengthFocus::Bar
));
}
pub fn move_up (&mut self) {
if self.phrase > 1 {
self.phrases.swap(self.phrase - 1, self.phrase);
self.phrase -= 1;
}
}
pub fn move_down (&mut self) {
if self.phrase < self.phrases.len().saturating_sub(1) {
self.phrases.swap(self.phrase + 1, self.phrase);
self.phrase += 1;
}
}
}
impl<E: Engine> PhraseEditor<E> {
pub fn new () -> Self {
Self {
_engine: Default::default(),
phrase: None,
note_len: 24,
notes_in: Arc::new(RwLock::new([false;128])),
notes_out: Arc::new(RwLock::new([false;128])),
keys: keys_vert(),
buffer: Default::default(),
focused: false,
entered: false,
mode: false,
now: Arc::new(0.into()),
width: 0.into(),
height: 0.into(),
note_axis: RwLock::new(FixedAxis {
start: 12,
point: Some(36),
clamp: Some(127)
}),
time_axis: RwLock::new(ScaledAxis {
start: 00,
point: Some(00),
clamp: Some(000),
scale: 24
}),
}
}
pub fn note_cursor_inc (&self) {
let mut axis = self.note_axis.write().unwrap();
axis.point_dec(1);
if let Some(point) = axis.point { if point < axis.start { axis.start = (point / 2) * 2; } }
}
pub fn note_cursor_dec (&self) {
let mut axis = self.note_axis.write().unwrap();
axis.point_inc(1);
if let Some(point) = axis.point { if point > 73 { axis.point = Some(73); } }
}
pub fn note_page_up (&self) {
let mut axis = self.note_axis.write().unwrap();
axis.start_dec(3);
axis.point_dec(3);
}
pub fn note_page_down (&self) {
let mut axis = self.note_axis.write().unwrap();
axis.start_inc(3);
axis.point_inc(3);
}
pub fn note_scroll_inc (&self) { self.note_axis.write().unwrap().start_dec(1); }
pub fn note_scroll_dec (&self) { self.note_axis.write().unwrap().start_inc(1); }
pub fn note_length_inc (&mut self) { self.note_len = next_note_length(self.note_len) }
pub fn note_length_dec (&mut self) { self.note_len = prev_note_length(self.note_len) }
pub fn time_cursor_advance (&self) {
let point = self.time_axis.read().unwrap().point;
let length = self.phrase.as_ref().map(|p|p.read().unwrap().length).unwrap_or(1);
let forward = |time|(time + self.note_len) % length;
self.time_axis.write().unwrap().point = point.map(forward);
}
pub fn time_cursor_inc (&self) {
let scale = self.time_axis.read().unwrap().scale;
self.time_axis.write().unwrap().point_inc(scale);
}
pub fn time_cursor_dec (&self) {
let scale = self.time_axis.read().unwrap().scale;
self.time_axis.write().unwrap().point_dec(scale);
}
pub fn time_scroll_inc (&self) {
let scale = self.time_axis.read().unwrap().scale;
self.time_axis.write().unwrap().start_inc(scale);
}
pub fn time_scroll_dec (&self) {
let scale = self.time_axis.read().unwrap().scale;
self.time_axis.write().unwrap().start_dec(scale);
}
pub fn time_zoom_in (&self) {
let scale = self.time_axis.read().unwrap().scale;
self.time_axis.write().unwrap().scale = prev_note_length(scale)
}
pub fn time_zoom_out (&self) {
let scale = self.time_axis.read().unwrap().scale;
self.time_axis.write().unwrap().scale = next_note_length(scale)
}
}
impl Phrase {
pub fn new (
name: impl AsRef<str>,
loop_on: bool,
length: usize,
notes: Option<PhraseData>,
color: Option<ItemColorTriplet>,
) -> Self {
Self {
uuid: uuid::Uuid::new_v4(),
name: name.as_ref().to_string(),
ppq: PPQ,
length,
notes: notes.unwrap_or(vec![Vec::with_capacity(16);length]),
loop_on,
loop_start: 0,
loop_length: length,
percussive: true,
color: color.unwrap_or_else(ItemColorTriplet::random)
}
}
pub fn duplicate (&self) -> Self {
let mut clone = self.clone();
clone.uuid = uuid::Uuid::new_v4();
clone
}
pub fn toggle_loop (&mut self) { self.loop_on = !self.loop_on; }
pub fn record_event (&mut self, pulse: usize, message: MidiMessage) {
if pulse >= self.length { panic!("extend phrase first") }
self.notes[pulse].push(message);
}
/// Check if a range `start..end` contains MIDI Note On `k`
pub fn contains_note_on (&self, k: u7, start: usize, end: usize) -> bool {
//panic!("{:?} {start} {end}", &self);
for events in self.notes[start.max(0)..end.min(self.notes.len())].iter() {
for event in events.iter() {
if let MidiMessage::NoteOn {key,..} = event { if *key == k { return true } }
}
}
return false
}
}
impl Default for Phrase {
fn default () -> Self {
Self::new("(empty)", false, 0, None, Some(ItemColor::from(Color::Rgb(0, 0, 0)).into()))
}
}
impl PartialEq for Phrase { fn eq (&self, other: &Self) -> bool { self.uuid == other.uuid } }
impl Eq for Phrase {}
impl PhrasePlayer {
pub fn new (
jack: &Arc<RwLock<JackClient>>,
clock: &Arc<TransportTime>,
name: &str
) -> Usually<Self> {
let jack = jack.read().unwrap();
Ok(Self {
clock: clock.clone(),
phrase: None,
next_phrase: None,
notes_in: Arc::new(RwLock::new([false;128])),
notes_out: Arc::new(RwLock::new([false;128])),
monitoring: false,
recording: false,
overdub: true,
reset: true,
midi_note: Vec::with_capacity(8),
midi_chunk: vec![Vec::with_capacity(16);16384],
midi_outputs: vec![
jack.client().register_port(format!("{name}_out0").as_str(), MidiOut::default())?
],
midi_inputs: vec![
jack.client().register_port(format!("{name}_in0").as_str(), MidiIn::default())?
],
})
}
pub fn toggle_monitor (&mut self) { self.monitoring = !self.monitoring; }
pub fn toggle_record (&mut self) { self.recording = !self.recording; }
pub fn toggle_overdub (&mut self) { self.overdub = !self.overdub; }
pub fn enqueue_next (&mut self, phrase: Option<&Arc<RwLock<Phrase>>>) {
let start = self.clock.next_launch_pulse();
self.next_phrase = Some((
Instant::from_pulse(&self.clock.timebase(), start as f64),
phrase.map(|p|p.clone())
));
self.reset = true;
}
pub fn pulses_since_start (&self) -> Option<f64> {
if let Some((started, Some(_))) = self.phrase.as_ref() {
Some(self.clock.current.pulse.get() - started.pulse.get())
} else {
None
}
}
}
impl<E: Engine> PhraseLength<E> {
pub fn new (pulses: usize, focus: Option<PhraseLengthFocus>) -> Self {
Self { _engine: Default::default(), ppq: PPQ, bpb: 4, pulses, focus }
}
pub fn bars (&self) -> usize { self.pulses / (self.bpb * self.ppq) }
pub fn beats (&self) -> usize { (self.pulses % (self.bpb * self.ppq)) / self.ppq }
pub fn ticks (&self) -> usize { self.pulses % self.ppq }
pub fn bars_string (&self) -> String { format!("{}", self.bars()) }
pub fn beats_string (&self) -> String { format!("{}", self.beats()) }
pub fn ticks_string (&self) -> String { format!("{:>02}", self.ticks()) }
}
impl PhraseLengthFocus {
pub fn next (&mut self) {
*self = match self {
Self::Bar => Self::Beat,
Self::Beat => Self::Tick,
Self::Tick => Self::Bar,
}
}
pub fn prev (&mut self) {
*self = match self {
Self::Bar => Self::Tick,
Self::Beat => Self::Bar,
Self::Tick => Self::Beat,
}
}
}

6
crates/tek_tui/src/track_cli.rs
View file

@ -1,6 +0,0 @@
//! Multi-track mixer
include!("lib.rs");
pub fn main () -> Usually<()> {
Tui::run(Arc::new(RwLock::new(crate::Track::new("")?)))?;
Ok(())
}

81
crates/tek_tui/src/transport.rs
View file

@ -1,81 +0,0 @@
use crate::*;
/// Stores and displays time-related state.
#[derive(Debug)]
pub struct TransportView<E: Engine> {
_engine: PhantomData<E>,
state: TransportToolbar,
focused: bool,
focus: TransportFocus,
}
/// Which item of the transport toolbar is focused
#[derive(Clone, Copy, PartialEq)]
pub enum TransportFocus {
Bpm,
Sync,
PlayPause,
Clock,
Quant,
}
impl<E: Engine> TransportView<E> {
pub fn new (jack: &Arc<RwLock<JackClient>>, clock: Option<&Arc<TransportTime>>) -> Self {
Self {
_engine: Default::default(),
focused: false,
focus: TransportFocus::PlayPause,
state: TransportToolbar {
metronome: false,
transport: jack.read().unwrap().transport(),
jack: jack.clone(),
clock: match clock {
Some(clock) => clock.clone(),
None => {
let timebase = Arc::new(Timebase::default());
Arc::new(TransportTime {
playing: Some(TransportState::Stopped).into(),
quant: 24.into(),
sync: (timebase.ppq.get() * 4.).into(),
current: Instant::default(),
started: None.into(),
})
}
},
}
}
}
pub fn toggle_play (&mut self) -> Usually<()> {
let playing = self.clock.playing.read().unwrap().expect("1st sample has not been processed yet");
let playing = match playing {
TransportState::Stopped => {
self.transport.start()?;
Some(TransportState::Starting)
},
_ => {
self.transport.stop()?;
self.transport.locate(0)?;
Some(TransportState::Stopped)
},
};
*self.clock.playing.write().unwrap() = playing;
Ok(())
}
}
impl TransportFocus {
pub fn next (&mut self) {
*self = match self {
Self::PlayPause => Self::Bpm,
Self::Bpm => Self::Quant,
Self::Quant => Self::Sync,
Self::Sync => Self::Clock,
Self::Clock => Self::PlayPause,
}
}
pub fn prev (&mut self) {
*self = match self {
Self::PlayPause => Self::Clock,
Self::Bpm => Self::PlayPause,
Self::Quant => Self::Bpm,
Self::Sync => Self::Quant,
Self::Clock => Self::Sync,
}
}
}

53
crates/tek_tui/src/arranger.rs → crates/tek_tui/src/tui_arranger.rs
View file

@ -811,3 +811,56 @@ impl Scene {
match self.clips.get(index) { Some(Some(clip)) => Some(clip), _ => None } match self.clips.get(index) { Some(Some(clip)) => Some(clip), _ => None }
} }
} }
/// Layout for standalone arranger app.
impl Content for Arranger<Tui> {
type Engine = Tui;
fn content (&self) -> impl Widget<Engine = Tui> {
let focused = self.arrangement.focused;
let border_bg = Arranger::<Tui>::border_bg();
let border_fg = Arranger::<Tui>::border_fg(focused);
let title_fg = Arranger::<Tui>::title_fg(focused);
let border = Lozenge(Style::default().bg(border_bg).fg(border_fg));
let entered = if self.arrangement.entered { "■" } else { " " };
Split::down(
1,
row!(menu in self.menu.menus.iter() => {
row!(" ", menu.title.as_str(), " ")
}),
Split::up(
1,
widget(&self.status),
Split::up(
1,
widget(&self.transport),
Split::down(
self.arrangement_split,
lay!(
widget(&self.arrangement).grow_y(1).border(border),
widget(&self.arrangement.size),
widget(&format!("[{}] Arrangement", entered)).fg(title_fg).push_x(1),
),
Split::right(
self.phrases_split,
self.phrases.clone(),
widget(&self.editor),
)
)
)
)
)
}
}
impl Content for Arrangement<Tui> {
type Engine = Tui;
fn content (&self) -> impl Widget<Engine = Tui> {
Layers::new(move |add|{
match self.mode {
ArrangementViewMode::Horizontal => { add(&HorizontalArranger(&self)) },
ArrangementViewMode::Vertical(factor) => { add(&VerticalArranger(&self, factor)) },
}?;
add(&self.size)
})
}
}

0
crates/tek_tui/src/arranger_tui_bar.rs → crates/tek_tui/src/tui_arranger_bar.rs
View file

110
crates/tek_tui/src/arranger_tui_cmd.rs → crates/tek_tui/src/tui_arranger_cmd.rs
View file

@ -1,5 +1,15 @@
use crate::*; use crate::*;
#[derive(Clone)]
pub enum ArrangerCommand {
Focus(FocusCommand),
Transport(TransportCommand),
Phrases(PhrasePoolCommand),
Editor(PhraseEditorCommand),
Arrangement(ArrangementCommand),
EditPhrase(Option<Arc<RwLock<Phrase>>>),
}
/// Handle top-level events in standalone arranger. /// Handle top-level events in standalone arranger.
impl Handle<Tui> for Arranger<Tui> { impl Handle<Tui> for Arranger<Tui> {
fn handle (&mut self, i: &TuiInput) -> Perhaps<bool> { fn handle (&mut self, i: &TuiInput) -> Perhaps<bool> {
@ -159,3 +169,103 @@ impl InputToCommand<Tui, Arrangement<Tui>> for ArrangementCommand {
//Ok(Some(true)) //Ok(Some(true))
//} //}
//} //}
#[derive(Clone)]
pub enum ArrangerCommand {
Focus(FocusCommand),
Transport(TransportCommand),
Phrases(PhrasePoolCommand),
Editor(PhraseEditorCommand),
Arrangement(ArrangementCommand),
EditPhrase(Option<Arc<RwLock<Phrase>>>),
}
#[derive(Clone)]
pub enum ArrangementCommand {
New,
Load,
Save,
ToggleViewMode,
Delete,
Activate,
Increment,
Decrement,
ZoomIn,
ZoomOut,
MoveBack,
MoveForward,
RandomColor,
Put,
Get,
AddScene,
AddTrack,
ToggleLoop,
GoUp,
GoDown,
GoLeft,
GoRight,
Edit(Option<Arc<RwLock<Phrase>>>),
}
impl<E: Engine> Command<Arranger<E>> for ArrangerCommand {
fn execute (self, state: &mut Arranger<E>) -> Perhaps<Self> {
let undo = match self {
Self::Focus(cmd) => {
delegate(cmd, Self::Focus, state)
},
Self::Phrases(cmd) => {
delegate(cmd, Self::Phrases, &mut*state.phrases.write().unwrap())
},
Self::Editor(cmd) => {
delegate(cmd, Self::Editor, &mut state.editor)
},
Self::Arrangement(cmd) => {
delegate(cmd, Self::Arrangement, &mut state.arrangement)
},
Self::Transport(cmd) => if let Some(ref transport) = state.transport {
delegate(cmd, Self::Transport, &mut*transport.write().unwrap())
} else {
Ok(None)
},
Self::EditPhrase(phrase) => {
state.editor.phrase = phrase.clone();
state.focus(ArrangerFocus::PhraseEditor);
state.focus_enter();
Ok(None)
}
}?;
state.show_phrase();
state.update_status();
return Ok(undo);
}
}
impl<E: Engine> Command<Arrangement<E>> for ArrangementCommand {
fn execute (self, state: &mut Arrangement<E>) -> Perhaps<Self> {
use ArrangementCommand::*;
match self {
New => todo!(),
Load => todo!(),
Save => todo!(),
Edit(phrase) => { state.phrase = phrase.clone() },
ToggleViewMode => { state.mode.to_next(); },
Delete => { state.delete(); },
Activate => { state.activate(); },
Increment => { state.increment(); },
Decrement => { state.decrement(); },
ZoomIn => { state.zoom_in(); },
ZoomOut => { state.zoom_out(); },
MoveBack => { state.move_back(); },
MoveForward => { state.move_forward(); },
RandomColor => { state.randomize_color(); },
Put => { state.phrase_put(); },
Get => { state.phrase_get(); },
AddScene => { state.scene_add(None, None)?; },
AddTrack => { state.track_add(None, None)?; },
ToggleLoop => { state.toggle_loop() },
GoUp => { state.go_up() },
GoDown => { state.go_down() },
GoLeft => { state.go_left() },
GoRight => { state.go_right() },
};
Ok(None)
}
}

0
crates/tek_tui/src/arranger_tui_col.rs → crates/tek_tui/src/tui_arranger_col.rs
View file

0
crates/tek_tui/src/arranger_tui_hor.rs → crates/tek_tui/src/tui_arranger_hor.rs
View file

0
crates/tek_tui/src/arranger_tui_ver.rs → crates/tek_tui/src/tui_arranger_ver.rs
View file

39
crates/tek_tui/src/mixer.rs → crates/tek_tui/src/tui_mixer.rs
View file

@ -88,8 +88,6 @@ impl<E: Engine> Track<E> {
//} //}
} }
pub struct TrackView<'a, E: Engine> { pub struct TrackView<'a, E: Engine> {
pub chain: Option<&'a Track<E>>, pub chain: Option<&'a Track<E>>,
pub direction: Direction, pub direction: Direction,
@ -131,3 +129,40 @@ impl<'a> Widget for TrackView<'a, Tui> {
//} //}
} }
} }
impl Content for Mixer<Tui> {
type Engine = Tui;
fn content (&self) -> impl Widget<Engine = Tui> {
Stack::right(|add| {
for channel in self.tracks.iter() {
add(channel)?;
}
Ok(())
})
}
}
impl Content for Track<Tui> {
type Engine = Tui;
fn content (&self) -> impl Widget<Engine = Tui> {
TrackView {
chain: Some(&self),
direction: tek_core::Direction::Right,
focused: true,
entered: true,
//pub channels: u8,
//pub input_ports: Vec<Port<AudioIn>>,
//pub pre_gain_meter: f64,
//pub gain: f64,
//pub insert_ports: Vec<Port<AudioOut>>,
//pub return_ports: Vec<Port<AudioIn>>,
//pub post_gain_meter: f64,
//pub post_insert_meter: f64,
//pub level: f64,
//pub pan: f64,
//pub output_ports: Vec<Port<AudioOut>>,
//pub post_fader_meter: f64,
//pub route: String,
}
}
}

0
crates/tek_tui/src/mixer_cmd.rs → crates/tek_tui/src/tui_mixer_cmd.rs
View file

32
crates/tek_tui/src/plugin_tui.rs → crates/tek_tui/src/tui_plugin.rs
View file

@ -1,4 +1,36 @@
use crate::*; use crate::*;
/// A plugin device.
pub struct Plugin<E> {
_engine: PhantomData<E>,
/// JACK client handle (needs to not be dropped for standalone mode to work).
pub jack: Arc<RwLock<JackClient>>,
pub name: String,
pub path: Option<String>,
pub plugin: Option<PluginKind>,
pub selected: usize,
pub mapping: bool,
pub ports: JackPorts,
}
impl<E> Plugin<E> {
/// Create a plugin host device.
pub fn new (
jack: &Arc<RwLock<JackClient>>,
name: &str,
) -> Usually<Self> {
Ok(Self {
_engine: Default::default(),
jack: jack.clone(),
name: name.into(),
path: None,
plugin: None,
selected: 0,
mapping: false,
ports: JackPorts::default()
})
}
}
impl Widget for Plugin<Tui> { impl Widget for Plugin<Tui> {
type Engine = Tui; type Engine = Tui;
fn layout (&self, to: [u16;2]) -> Perhaps<[u16;2]> { fn layout (&self, to: [u16;2]) -> Perhaps<[u16;2]> {

0
crates/tek_tui/src/plugin_cmd.rs → crates/tek_tui/src/tui_plugin_cmd.rs
View file

0
crates/tek_tui/src/plugin_lv2.rs → crates/tek_tui/src/tui_plugin_lv2.rs
View file

18
crates/tek_tui/src/plugin_lv2_gui.rs → crates/tek_tui/src/tui_plugin_lv2_gui.rs
View file

@ -56,21 +56,3 @@ impl ApplicationHandler for LV2PluginUI {
fn lv2_ui_instantiate (kind: &str) { fn lv2_ui_instantiate (kind: &str) {
//let host = Suil //let host = Suil
} }
pub fn jack_from_lv2 (name: &str, plugin: &::livi::Plugin) -> Usually<Jack> {
let counts = plugin.port_counts();
let mut jack = Jack::new(name)?;
for i in 0..counts.atom_sequence_inputs {
jack = jack.midi_in(&format!("midi-in-{i}"))
}
for i in 0..counts.atom_sequence_outputs {
jack = jack.midi_out(&format!("midi-out-{i}"));
}
for i in 0..counts.audio_inputs {
jack = jack.audio_in(&format!("audio-in-{i}"));
}
for i in 0..counts.audio_outputs {
jack = jack.audio_out(&format!("audio-out-{i}"));
}
Ok(jack)
}

0
crates/tek_tui/src/plugin_vst2.rs → crates/tek_tui/src/tui_plugin_vst2.rs
View file

0
crates/tek_tui/src/plugin_vst3.rs → crates/tek_tui/src/tui_plugin_vst3.rs
View file

111
crates/tek_tui/src/sampler.rs → crates/tek_tui/src/tui_sampler.rs
View file

@ -117,20 +117,6 @@ pub struct Sample {
pub rate: Option<usize>, pub rate: Option<usize>,
} }
impl Sample {
pub fn new (name: &str, start: usize, end: usize, channels: Vec<Vec<f32>>) -> Self {
Self { name: name.to_string(), start, end, channels, rate: None }
}
pub fn play (sample: &Arc<RwLock<Self>>, after: usize, velocity: &u7) -> Voice {
Voice {
sample: sample.clone(),
after,
position: sample.read().unwrap().start,
velocity: velocity.as_int() as f32 / 127.0,
}
}
}
/// Load sample from WAV and assign to MIDI note. /// Load sample from WAV and assign to MIDI note.
#[macro_export] macro_rules! sample { #[macro_export] macro_rules! sample {
@ -412,3 +398,100 @@ impl Iterator for Voice {
None None
} }
} }
impl Widget for Sampler<Tui> {
type Engine = Tui;
fn layout (&self, to: [u16;2]) -> Perhaps<[u16;2]> {
todo!()
}
fn render (&self, to: &mut TuiOutput) -> Usually<()> {
tui_render_sampler(self, to)
}
}
pub fn tui_render_sampler (sampler: &Sampler<Tui>, to: &mut TuiOutput) -> Usually<()> {
let [x, y, _, height] = to.area();
let style = Style::default().gray();
let title = format!(" {} ({})", sampler.name, sampler.voices.read().unwrap().len());
to.blit(&title, x+1, y, Some(style.white().bold().not_dim()));
let mut width = title.len() + 2;
let mut y1 = 1;
let mut j = 0;
for (note, sample) in sampler.mapped.iter()
.map(|(note, sample)|(Some(note), sample))
.chain(sampler.unmapped.iter().map(|sample|(None, sample)))
{
if y1 >= height {
break
}
let active = j == sampler.cursor.0;
width = width.max(
draw_sample(to, x, y + y1, note, &*sample.read().unwrap(), active)?
);
y1 = y1 + 1;
j = j + 1;
}
let height = ((2 + y1) as u16).min(height);
//Ok(Some([x, y, (width as u16).min(to.area().w()), height]))
Ok(())
}
fn draw_sample (
to: &mut TuiOutput, x: u16, y: u16, note: Option<&u7>, sample: &Sample, focus: bool
) -> Usually<usize> {
let style = if focus { Style::default().green() } else { Style::default() };
if focus {
to.blit(&"🬴", x+1, y, Some(style.bold()));
}
let label1 = format!("{:3} {:12}",
note.map(|n|n.to_string()).unwrap_or(String::default()),
sample.name);
let label2 = format!("{:>6} {:>6} +0.0",
sample.start,
sample.end);
to.blit(&label1, x+2, y, Some(style.bold()));
to.blit(&label2, x+3+label1.len()as u16, y, Some(style));
Ok(label1.len() + label2.len() + 4)
}
impl Widget for AddSampleModal {
type Engine = Tui;
fn layout (&self, to: [u16;2]) -> Perhaps<[u16;2]> {
todo!()
//Align::Center(()).layout(to)
}
fn render (&self, to: &mut TuiOutput) -> Usually<()> {
todo!()
//let area = to.area();
//to.make_dim();
//let area = center_box(
//area,
//64.max(area.w().saturating_sub(8)),
//20.max(area.w().saturating_sub(8)),
//);
//to.fill_fg(area, Color::Reset);
//to.fill_bg(area, Nord::bg_lo(true, true));
//to.fill_char(area, ' ');
//to.blit(&format!("{}", &self.dir.to_string_lossy()), area.x()+2, area.y()+1, Some(Style::default().bold()))?;
//to.blit(&"Select sample:", area.x()+2, area.y()+2, Some(Style::default().bold()))?;
//for (i, (is_dir, name)) in self.subdirs.iter()
//.map(|path|(true, path))
//.chain(self.files.iter().map(|path|(false, path)))
//.enumerate()
//.skip(self.offset)
//{
//if i >= area.h() as usize - 4 {
//break
//}
//let t = if is_dir { "" } else { "" };
//let line = format!("{t} {}", name.to_string_lossy());
//let line = &line[..line.len().min(area.w() as usize - 4)];
//to.blit(&line, area.x() + 2, area.y() + 3 + i as u16, Some(if i == self.cursor {
//Style::default().green()
//} else {
//Style::default().white()
//}))?;
//}
//Lozenge(Style::default()).draw(to)
}
}

0
crates/tek_tui/src/sampler_cmd.rs → crates/tek_tui/src/tui_sampler_cmd.rs
View file

415
crates/tek_tui/src/sequencer_tui.rs → crates/tek_tui/src/tui_sequencer.rs
View file

@ -1,4 +1,419 @@
use crate::*; use crate::*;
use std::cmp::PartialEq;
/// MIDI message structural
pub type PhraseData = Vec<Vec<MidiMessage>>;
/// MIDI message serialized
pub type PhraseMessage = Vec<u8>;
/// Collection of serialized MIDI messages
pub type PhraseChunk = [Vec<PhraseMessage>];
/// Root level object for standalone `tek_sequencer`
pub struct Sequencer<E: Engine> {
/// JACK client handle (needs to not be dropped for standalone mode to work).
pub jack: Arc<RwLock<JackClient>>,
/// Controls the JACK transport.
pub transport: Option<Arc<RwLock<TransportToolbar<E>>>>,
/// Global timebase
pub clock: Arc<TransportTime>,
/// Pool of all phrases available to the sequencer
pub phrases: Arc<RwLock<PhrasePool<E>>>,
/// Phrase editor view
pub editor: PhraseEditor<E>,
/// Phrase player
pub player: PhrasePlayer,
/// Which view is focused
pub focus_cursor: (usize, usize),
/// Whether the currently focused item is entered
pub entered: bool,
}
/// Sections in the sequencer app that may be focused
#[derive(Copy, Clone, PartialEq, Eq)] pub enum SequencerFocus {
/// The transport (toolbar) is focused
Transport,
/// The phrase list (pool) is focused
PhrasePool,
/// The phrase editor (sequencer) is focused
PhraseEditor,
}
/// Status bar for sequencer app
pub enum SequencerStatusBar {
Transport,
PhrasePool,
PhraseEditor,
}
/// Modes for phrase pool
pub enum PhrasePoolMode {
/// Renaming a pattern
Rename(usize, String),
/// Editing the length of a pattern
Length(usize, usize, PhraseLengthFocus),
}
/// A MIDI sequence.
#[derive(Debug, Clone)] pub struct Phrase {
pub uuid: uuid::Uuid,
/// Name of phrase
pub name: String,
/// Temporal resolution in pulses per quarter note
pub ppq: usize,
/// Length of phrase in pulses
pub length: usize,
/// Notes in phrase
pub notes: PhraseData,
/// Whether to loop the phrase or play it once
pub loop_on: bool,
/// Start of loop
pub loop_start: usize,
/// Length of loop
pub loop_length: usize,
/// All notes are displayed with minimum length
pub percussive: bool,
/// Identifying color of phrase
pub color: ItemColorTriplet,
}
/// Contains state for viewing and editing a phrase
pub struct PhraseEditor<E: Engine> {
_engine: PhantomData<E>,
/// Phrase being played
pub phrase: Option<Arc<RwLock<Phrase>>>,
/// Length of note that will be inserted, in pulses
pub note_len: usize,
/// The full piano keys are rendered to this buffer
pub keys: Buffer,
/// The full piano roll is rendered to this buffer
pub buffer: BigBuffer,
/// Cursor/scroll/zoom in pitch axis
pub note_axis: RwLock<FixedAxis<usize>>,
/// Cursor/scroll/zoom in time axis
pub time_axis: RwLock<ScaledAxis<usize>>,
/// Whether this widget is focused
pub focused: bool,
/// Whether note enter mode is enabled
pub entered: bool,
/// Display mode
pub mode: bool,
/// Notes currently held at input
pub notes_in: Arc<RwLock<[bool; 128]>>,
/// Notes currently held at output
pub notes_out: Arc<RwLock<[bool; 128]>>,
/// Current position of global playhead
pub now: Arc<Pulse>,
/// Width of notes area at last render
pub width: AtomicUsize,
/// Height of notes area at last render
pub height: AtomicUsize,
}
/// Phrase player.
pub struct PhrasePlayer {
/// Global timebase
pub clock: Arc<TransportTime>,
/// Start time and phrase being played
pub phrase: Option<(Instant, Option<Arc<RwLock<Phrase>>>)>,
/// Start time and next phrase
pub next_phrase: Option<(Instant, Option<Arc<RwLock<Phrase>>>)>,
/// Play input through output.
pub monitoring: bool,
/// Write input to sequence.
pub recording: bool,
/// Overdub input to sequence.
pub overdub: bool,
/// Send all notes off
pub reset: bool, // TODO?: after Some(nframes)
/// Record from MIDI ports to current sequence.
pub midi_inputs: Vec<Port<MidiIn>>,
/// Play from current sequence to MIDI ports
pub midi_outputs: Vec<Port<MidiOut>>,
/// MIDI output buffer
pub midi_note: Vec<u8>,
/// MIDI output buffer
pub midi_chunk: Vec<Vec<Vec<u8>>>,
/// Notes currently held at input
pub notes_in: Arc<RwLock<[bool; 128]>>,
/// Notes currently held at output
pub notes_out: Arc<RwLock<[bool; 128]>>,
}
/// Displays and edits phrase length.
pub struct PhraseLength<E: Engine> {
_engine: PhantomData<E>,
/// Pulses per beat (quaver)
pub ppq: usize,
/// Beats per bar
pub bpb: usize,
/// Length of phrase in pulses
pub pulses: usize,
/// Selected subdivision
pub focus: Option<PhraseLengthFocus>,
}
/// Focused field of `PhraseLength`
#[derive(Copy, Clone)] pub enum PhraseLengthFocus {
/// Editing the number of bars
Bar,
/// Editing the number of beats
Beat,
/// Editing the number of ticks
Tick,
}
/// Focus layout of sequencer app
impl<E: Engine> FocusGrid for Sequencer<E> {
type Item = SequencerFocus;
fn cursor (&self) -> (usize, usize) { self.focus_cursor }
fn cursor_mut (&mut self) -> &mut (usize, usize) { &mut self.focus_cursor }
fn layout (&self) -> &[&[SequencerFocus]] { &[
&[SequencerFocus::Transport],
&[SequencerFocus::PhrasePool, SequencerFocus::PhraseEditor],
] }
fn focus_enter (&mut self) { self.entered = true }
fn focus_exit (&mut self) { self.entered = false }
fn entered (&self) -> Option<Self::Item> {
if self.entered { Some(self.focused()) } else { None }
}
fn update_focus (&mut self) {
let focused = self.focused();
if let Some(transport) = self.transport.as_ref() {
transport.write().unwrap().focused = focused == SequencerFocus::Transport
}
self.phrases.write().unwrap().focused = focused == SequencerFocus::PhrasePool;
self.editor.focused = focused == SequencerFocus::PhraseEditor;
}
}
impl<E: Engine> PhrasePool<E> {
pub fn new () -> Self {
Self {
_engine: Default::default(),
scroll: 0,
phrase: 0,
phrases: vec![Arc::new(RwLock::new(Phrase::default()))],
mode: None,
focused: false,
entered: false,
}
}
pub fn len (&self) -> usize { self.phrases.len() }
pub fn phrase (&self) -> &Arc<RwLock<Phrase>> { &self.phrases[self.phrase] }
pub fn select_prev (&mut self) { self.phrase = self.index_before(self.phrase) }
pub fn select_next (&mut self) { self.phrase = self.index_after(self.phrase) }
pub fn index_before (&self, index: usize) -> usize {
index.overflowing_sub(1).0.min(self.len() - 1)
}
pub fn index_after (&self, index: usize) -> usize {
(index + 1) % self.len()
}
pub fn index_of (&self, phrase: &Phrase) -> Option<usize> {
for i in 0..self.phrases.len() {
if *self.phrases[i].read().unwrap() == *phrase { return Some(i) }
}
return None
}
fn new_phrase (name: Option<&str>, color: Option<ItemColorTriplet>) -> Arc<RwLock<Phrase>> {
Arc::new(RwLock::new(Phrase::new(
String::from(name.unwrap_or("(new)")), true, 4 * PPQ, None, color
)))
}
pub fn delete_selected (&mut self) {
if self.phrase > 0 {
self.phrases.remove(self.phrase);
self.phrase = self.phrase.min(self.phrases.len().saturating_sub(1));
}
}
pub fn append_new (&mut self, name: Option<&str>, color: Option<ItemColorTriplet>) {
self.phrases.push(Self::new_phrase(name, color));
self.phrase = self.phrases.len() - 1;
}
pub fn insert_new (&mut self, name: Option<&str>, color: Option<ItemColorTriplet>) {
self.phrases.insert(self.phrase + 1, Self::new_phrase(name, color));
self.phrase += 1;
}
pub fn insert_dup (&mut self) {
let mut phrase = self.phrases[self.phrase].read().unwrap().duplicate();
phrase.color = ItemColorTriplet::random_near(phrase.color, 0.25);
self.phrases.insert(self.phrase + 1, Arc::new(RwLock::new(phrase)));
self.phrase += 1;
}
pub fn randomize_color (&mut self) {
let mut phrase = self.phrases[self.phrase].write().unwrap();
phrase.color = ItemColorTriplet::random();
}
pub fn begin_rename (&mut self) {
self.mode = Some(PhrasePoolMode::Rename(
self.phrase,
self.phrases[self.phrase].read().unwrap().name.clone()
));
}
pub fn begin_length (&mut self) {
self.mode = Some(PhrasePoolMode::Length(
self.phrase,
self.phrases[self.phrase].read().unwrap().length,
PhraseLengthFocus::Bar
));
}
pub fn move_up (&mut self) {
if self.phrase > 1 {
self.phrases.swap(self.phrase - 1, self.phrase);
self.phrase -= 1;
}
}
pub fn move_down (&mut self) {
if self.phrase < self.phrases.len().saturating_sub(1) {
self.phrases.swap(self.phrase + 1, self.phrase);
self.phrase += 1;
}
}
}
impl<E: Engine> PhraseEditor<E> {
pub fn new () -> Self {
Self {
_engine: Default::default(),
phrase: None,
note_len: 24,
notes_in: Arc::new(RwLock::new([false;128])),
notes_out: Arc::new(RwLock::new([false;128])),
keys: keys_vert(),
buffer: Default::default(),
focused: false,
entered: false,
mode: false,
now: Arc::new(0.into()),
width: 0.into(),
height: 0.into(),
note_axis: RwLock::new(FixedAxis {
start: 12,
point: Some(36),
clamp: Some(127)
}),
time_axis: RwLock::new(ScaledAxis {
start: 00,
point: Some(00),
clamp: Some(000),
scale: 24
}),
}
}
pub fn note_cursor_inc (&self) {
let mut axis = self.note_axis.write().unwrap();
axis.point_dec(1);
if let Some(point) = axis.point { if point < axis.start { axis.start = (point / 2) * 2; } }
}
pub fn note_cursor_dec (&self) {
let mut axis = self.note_axis.write().unwrap();
axis.point_inc(1);
if let Some(point) = axis.point { if point > 73 { axis.point = Some(73); } }
}
pub fn note_page_up (&self) {
let mut axis = self.note_axis.write().unwrap();
axis.start_dec(3);
axis.point_dec(3);
}
pub fn note_page_down (&self) {
let mut axis = self.note_axis.write().unwrap();
axis.start_inc(3);
axis.point_inc(3);
}
pub fn note_scroll_inc (&self) { self.note_axis.write().unwrap().start_dec(1); }
pub fn note_scroll_dec (&self) { self.note_axis.write().unwrap().start_inc(1); }
pub fn note_length_inc (&mut self) { self.note_len = next_note_length(self.note_len) }
pub fn note_length_dec (&mut self) { self.note_len = prev_note_length(self.note_len) }
pub fn time_cursor_advance (&self) {
let point = self.time_axis.read().unwrap().point;
let length = self.phrase.as_ref().map(|p|p.read().unwrap().length).unwrap_or(1);
let forward = |time|(time + self.note_len) % length;
self.time_axis.write().unwrap().point = point.map(forward);
}
pub fn time_cursor_inc (&self) {
let scale = self.time_axis.read().unwrap().scale;
self.time_axis.write().unwrap().point_inc(scale);
}
pub fn time_cursor_dec (&self) {
let scale = self.time_axis.read().unwrap().scale;
self.time_axis.write().unwrap().point_dec(scale);
}
pub fn time_scroll_inc (&self) {
let scale = self.time_axis.read().unwrap().scale;
self.time_axis.write().unwrap().start_inc(scale);
}
pub fn time_scroll_dec (&self) {
let scale = self.time_axis.read().unwrap().scale;
self.time_axis.write().unwrap().start_dec(scale);
}
pub fn time_zoom_in (&self) {
let scale = self.time_axis.read().unwrap().scale;
self.time_axis.write().unwrap().scale = prev_note_length(scale)
}
pub fn time_zoom_out (&self) {
let scale = self.time_axis.read().unwrap().scale;
self.time_axis.write().unwrap().scale = next_note_length(scale)
}
}
impl PhrasePlayer {
pub fn new (
jack: &Arc<RwLock<JackClient>>,
clock: &Arc<TransportTime>,
name: &str
) -> Usually<Self> {
let jack = jack.read().unwrap();
Ok(Self {
clock: clock.clone(),
phrase: None,
next_phrase: None,
notes_in: Arc::new(RwLock::new([false;128])),
notes_out: Arc::new(RwLock::new([false;128])),
monitoring: false,
recording: false,
overdub: true,
reset: true,
midi_note: Vec::with_capacity(8),
midi_chunk: vec![Vec::with_capacity(16);16384],
midi_outputs: vec![
jack.client().register_port(format!("{name}_out0").as_str(), MidiOut::default())?
],
midi_inputs: vec![
jack.client().register_port(format!("{name}_in0").as_str(), MidiIn::default())?
],
})
}
pub fn toggle_monitor (&mut self) { self.monitoring = !self.monitoring; }
pub fn toggle_record (&mut self) { self.recording = !self.recording; }
pub fn toggle_overdub (&mut self) { self.overdub = !self.overdub; }
pub fn enqueue_next (&mut self, phrase: Option<&Arc<RwLock<Phrase>>>) {
let start = self.clock.next_launch_pulse();
self.next_phrase = Some((
Instant::from_pulse(&self.clock.timebase(), start as f64),
phrase.map(|p|p.clone())
));
self.reset = true;
}
pub fn pulses_since_start (&self) -> Option<f64> {
if let Some((started, Some(_))) = self.phrase.as_ref() {
Some(self.clock.current.pulse.get() - started.pulse.get())
} else {
None
}
}
}
impl<E: Engine> PhraseLength<E> {
pub fn new (pulses: usize, focus: Option<PhraseLengthFocus>) -> Self {
Self { _engine: Default::default(), ppq: PPQ, bpb: 4, pulses, focus }
}
pub fn bars (&self) -> usize { self.pulses / (self.bpb * self.ppq) }
pub fn beats (&self) -> usize { (self.pulses % (self.bpb * self.ppq)) / self.ppq }
pub fn ticks (&self) -> usize { self.pulses % self.ppq }
pub fn bars_string (&self) -> String { format!("{}", self.bars()) }
pub fn beats_string (&self) -> String { format!("{}", self.beats()) }
pub fn ticks_string (&self) -> String { format!("{:>02}", self.ticks()) }
}
impl PhraseLengthFocus {
pub fn next (&mut self) {
*self = match self {
Self::Bar => Self::Beat,
Self::Beat => Self::Tick,
Self::Tick => Self::Bar,
}
}
pub fn prev (&mut self) {
*self = match self {
Self::Bar => Self::Tick,
Self::Beat => Self::Bar,
Self::Tick => Self::Beat,
}
}
}
impl Content for Sequencer<Tui> { impl Content for Sequencer<Tui> {
type Engine = Tui; type Engine = Tui;
fn content (&self) -> impl Widget<Engine = Tui> { fn content (&self) -> impl Widget<Engine = Tui> {

0
crates/tek_tui/src/sequencer_cmd.rs → crates/tek_tui/src/tui_sequencer_cmd.rs
View file

80
crates/tek_tui/src/transport_tui.rs → crates/tek_tui/src/tui_transport.rs
View file

@ -1,4 +1,84 @@
use crate::*; use crate::*;
/// Stores and displays time-related state.
#[derive(Debug)]
pub struct TransportView<E: Engine> {
_engine: PhantomData<E>,
state: TransportToolbar,
focused: bool,
focus: TransportFocus,
}
/// Which item of the transport toolbar is focused
#[derive(Clone, Copy, PartialEq)]
pub enum TransportFocus {
Bpm,
Sync,
PlayPause,
Clock,
Quant,
}
impl<E: Engine> TransportView<E> {
pub fn new (jack: &Arc<RwLock<JackClient>>, clock: Option<&Arc<TransportTime>>) -> Self {
Self {
_engine: Default::default(),
focused: false,
focus: TransportFocus::PlayPause,
state: TransportToolbar {
metronome: false,
transport: jack.read().unwrap().transport(),
jack: jack.clone(),
clock: match clock {
Some(clock) => clock.clone(),
None => {
let timebase = Arc::new(Timebase::default());
Arc::new(TransportTime {
playing: Some(TransportState::Stopped).into(),
quant: 24.into(),
sync: (timebase.ppq.get() * 4.).into(),
current: Instant::default(),
started: None.into(),
})
}
},
}
}
}
pub fn toggle_play (&mut self) -> Usually<()> {
let playing = self.clock.playing.read().unwrap().expect("1st sample has not been processed yet");
let playing = match playing {
TransportState::Stopped => {
self.transport.start()?;
Some(TransportState::Starting)
},
_ => {
self.transport.stop()?;
self.transport.locate(0)?;
Some(TransportState::Stopped)
},
};
*self.clock.playing.write().unwrap() = playing;
Ok(())
}
}
impl TransportFocus {
pub fn next (&mut self) {
*self = match self {
Self::PlayPause => Self::Bpm,
Self::Bpm => Self::Quant,
Self::Quant => Self::Sync,
Self::Sync => Self::Clock,
Self::Clock => Self::PlayPause,
}
}
pub fn prev (&mut self) {
*self = match self {
Self::PlayPause => Self::Clock,
Self::Bpm => Self::PlayPause,
Self::Quant => Self::Bpm,
Self::Sync => Self::Quant,
Self::Clock => Self::Sync,
}
}
}
impl Content for TransportToolbar<Tui> { impl Content for TransportToolbar<Tui> {
type Engine = Tui; type Engine = Tui;
fn content (&self) -> impl Widget<Engine = Tui> { fn content (&self) -> impl Widget<Engine = Tui> {

0
crates/tek_tui/src/transport_cmd.rs → crates/tek_tui/src/tui_transport_cmd.rs
View file