mirror of
https://codeberg.org/unspeaker/tengri.git
synced 2026-08-07 14:16:56 +02:00
fold-in perf and time modules
This commit is contained in:
facile pop culture reference
parent
eb028c85fc
commit
cc4a428143
3 changed files with 996 additions and 1003 deletions
1012
src/lib.rs
1012
src/lib.rs
File diff suppressed because it is too large
Load diff
924
src/sing.rs
924
src/sing.rs
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@ -1,924 +0,0 @@
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use crate::{*, time::PerfModel};
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pub use ::jack::{*, contrib::{*, ClosureProcessHandler}};
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pub use ::midly::{Smf, TrackEventKind, MidiMessage, Error as MidiError, num::*, live::*};
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use ConnectName::*;
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use ConnectScope::*;
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use ConnectStatus::*;
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use JackState::*;
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/// Wraps [JackState], and through it [jack::Client] when connected.
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///
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/// ```
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/// let jack = tengri::Jack::default();
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/// ```
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#[derive(Clone, Debug, Default)] pub struct Jack<'j> (
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pub(crate) Arc<RwLock<JackState<'j>>>
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);
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/// This is a connection which may be [Inactive], [Activating], or [Active].
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/// In the [Active] and [Inactive] states, [JackState::client] returns a
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/// [jack::Client], which you can use to talk to the JACK API.
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///
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/// ```
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/// let state = tengri::JackState::default();
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/// ```
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#[derive(Debug, Default)] pub enum JackState<'j> {
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/// Unused
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#[default] Inert,
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/// Before activation.
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Inactive(Client),
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/// During activation.
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Activating,
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/// After activation. Must not be dropped for JACK thread to persist.
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Active(DynamicAsyncClient<'j>),
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}
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/// Implement [Jack] constructor and methods
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impl<'j> Jack<'j> {
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/// Register new [Client] and wrap it for shared use.
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pub fn new_run <T: HasJack<'j> + Audio + Send + Sync + 'static> (
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name: impl AsRef<str>,
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init: impl FnOnce(Jack<'j>)->Usually<T>
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) -> Usually<Arc<RwLock<T>>> {
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Jack::new(name)?.run(init)
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}
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pub fn new (name: impl AsRef<str>) -> Usually<Self> {
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let client = Client::new(name.as_ref(), ClientOptions::NO_START_SERVER)?.0;
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Ok(Jack(Arc::new(RwLock::new(JackState::Inactive(client)))))
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}
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/// Run something with the client.
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pub fn with_client <T> (&self, op: impl FnOnce(&Client)->T) -> T {
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match &*self.0.read().unwrap() {
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Inert => panic!("jack client not activated"),
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Inactive(client) => op(client),
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Activating => panic!("jack client has not finished activation"),
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Active(client) => op(client.as_client()),
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}
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}
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pub fn run <T: HasJack<'j> + Audio + Send + Sync + 'static>
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(self, init: impl FnOnce(Self)->Usually<T>) -> Usually<Arc<RwLock<T>>>
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{
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let client_state = self.0.clone();
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let app: Arc<RwLock<T>> = Arc::new(RwLock::new(init(self)?));
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let mut state = Activating;
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std::mem::swap(&mut*client_state.write().unwrap(), &mut state);
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if let Inactive(client) = state {
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// This is the misc notifications handler. It's a struct that wraps a [Box]
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// which performs type erasure on a callback that takes [JackEvent], which is
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// one of the available misc notifications.
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let notify = JackNotify(Box::new({
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let app = app.clone();
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move|event|(&mut*app.write().unwrap()).handle(event)
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}) as BoxedJackEventHandler);
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// This is the main processing handler. It's a struct that wraps a [Box]
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// which performs type erasure on a callback that takes [Client] and [ProcessScope]
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// and passes them down to the `app`'s `process` callback, which in turn
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// implements audio and MIDI input and output on a realtime basis.
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let process = ::jack::contrib::ClosureProcessHandler::new(Box::new({
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let app = app.clone();
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move|c: &_, s: &_|if let Ok(mut app) = app.write() {
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app.process(c, s)
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} else {
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Control::Quit
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}
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}) as BoxedAudioHandler);
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// Launch a client with the two handlers.
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*client_state.write().unwrap() = Active(
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client.activate_async(notify, process)?
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);
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} else {
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unreachable!();
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}
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Ok(app)
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}
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}
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impl<'j> HasJack<'j> for Jack<'j> {
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fn jack (&self) -> &Jack<'j> {
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self
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}
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}
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impl<'j> HasJack<'j> for &Jack<'j> {
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fn jack (&self) -> &Jack<'j> {
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self
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}
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}
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impl<'j, T: HasJack<'j>> HasJack<'j> for Arc<T> {
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fn jack (&self) -> &Jack<'j> {
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(&**self).jack()
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}
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}
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/// Event enum for JACK events.
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///
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/// ```
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/// let event = tengri::JackEvent::XRun; // kerpop
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/// ```
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#[derive(Debug, Clone, PartialEq)] pub enum JackEvent {
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ThreadInit,
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Shutdown(ClientStatus, Arc<str>),
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Freewheel(bool),
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SampleRate(Frames),
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ClientRegistration(Arc<str>, bool),
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PortRegistration(PortId, bool),
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PortRename(PortId, Arc<str>, Arc<str>),
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PortsConnected(PortId, PortId, bool),
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GraphReorder,
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XRun,
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}
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/// Generic notification handler that emits [JackEvent]
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///
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/// ```
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/// let notify = tengri::JackNotify(|_|{});
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/// ```
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pub struct JackNotify<T: Fn(JackEvent) + Send>(pub T);
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/// Notification handler wrapper for [BoxedJackEventHandler].
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pub type DynamicNotifications<'j> =
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JackNotify<BoxedJackEventHandler<'j>>;
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/// Boxed [JackEvent] callback.
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pub type BoxedJackEventHandler<'j> =
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Box<dyn Fn(JackEvent) + Send + Sync + 'j>;
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impl<T: Fn(JackEvent) + Send> NotificationHandler for JackNotify<T> {
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fn thread_init(&self, _: &Client) {
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self.0(JackEvent::ThreadInit);
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}
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unsafe fn shutdown(&mut self, status: ClientStatus, reason: &str) {
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self.0(JackEvent::Shutdown(status, reason.into()));
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}
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fn freewheel(&mut self, _: &Client, enabled: bool) {
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self.0(JackEvent::Freewheel(enabled));
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}
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fn sample_rate(&mut self, _: &Client, frames: Frames) -> Control {
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self.0(JackEvent::SampleRate(frames));
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Control::Quit
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}
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fn client_registration(&mut self, _: &Client, name: &str, reg: bool) {
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self.0(JackEvent::ClientRegistration(name.into(), reg));
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}
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fn port_registration(&mut self, _: &Client, id: PortId, reg: bool) {
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self.0(JackEvent::PortRegistration(id, reg));
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}
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fn port_rename(&mut self, _: &Client, id: PortId, old: &str, new: &str) -> Control {
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self.0(JackEvent::PortRename(id, old.into(), new.into()));
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Control::Continue
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}
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fn ports_connected(&mut self, _: &Client, a: PortId, b: PortId, are: bool) {
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self.0(JackEvent::PortsConnected(a, b, are));
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}
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fn graph_reorder(&mut self, _: &Client) -> Control {
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self.0(JackEvent::GraphReorder);
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Control::Continue
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}
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fn xrun(&mut self, _: &Client) -> Control {
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self.0(JackEvent::XRun);
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Control::Continue
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}
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}
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pub trait JackPerfModel {
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fn update_from_jack_scope (&self, t0: Option<u64>, scope: &ProcessScope);
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}
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impl JackPerfModel for PerfModel {
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fn update_from_jack_scope (&self, t0: Option<u64>, scope: &ProcessScope) {
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if let Some(t0) = t0 {
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let t1 = self.clock.raw();
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self.used.store(
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self.clock.delta_as_nanos(t0, t1) as f64,
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Relaxed,
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);
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self.window.store(
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scope.cycle_times().unwrap().period_usecs as f64,
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Relaxed,
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);
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}
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}
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}
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/// Trait for thing that has a JACK process callback.
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pub trait Audio {
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/// Handle a JACK event.
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fn handle (&mut self, _event: JackEvent) {}
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/// Projecss a JACK chunk.
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fn process (&mut self, _: &Client, _: &ProcessScope) -> Control {
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Control::Continue
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}
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/// The JACK process callback function passed to the server.
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fn callback (
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state: &Arc<RwLock<Self>>, client: &Client, scope: &ProcessScope
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) -> Control where Self: Sized {
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if let Ok(mut state) = state.write() {
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state.process(client, scope)
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} else {
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Control::Quit
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}
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}
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}
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/// Running JACK [AsyncClient] with maximum type erasure.
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///
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/// One [Box] contains function that handles [JackEvent]s.
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///
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/// Another [Box] containing a function that handles realtime IO.
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///
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/// That's all it knows about them.
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pub type DynamicAsyncClient<'j>
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= AsyncClient<DynamicNotifications<'j>, DynamicAudioHandler<'j>>;
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/// Notification handler wrapper for [BoxedAudioHandler].
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pub type DynamicAudioHandler<'j> =
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::jack::contrib::ClosureProcessHandler<(), BoxedAudioHandler<'j>>;
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/// Boxed realtime callback.
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pub type BoxedAudioHandler<'j> =
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Box<dyn FnMut(&Client, &ProcessScope) -> Control + Send + Sync + 'j>;
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/// Things that can provide a [jack::Client] reference.
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///
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/// ```
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/// use tengri::*;
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///
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/// let jack: &Jack = Jacked::default().jack();
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///
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/// #[derive(Default)] struct Jacked<'j>(Jack<'j>);
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///
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/// impl<'j> HasJack<'j> for Jacked<'j> {
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/// fn jack (&self) -> &Jack<'j> { &self.0 }
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/// }
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/// ```
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pub trait HasJack<'j>: Send + Sync {
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/// Return the internal [jack::Client] handle
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/// that lets you call the JACK API.
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fn jack (&self) -> &Jack<'j>;
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fn with_client <T> (&self, op: impl FnOnce(&Client)->T) -> T {
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self.jack().with_client(op)
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}
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fn port_by_name (&self, name: &str) -> Option<Port<Unowned>> {
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self.with_client(|client|client.port_by_name(name))
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}
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fn port_by_id (&self, id: u32) -> Option<Port<Unowned>> {
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self.with_client(|c|c.port_by_id(id))
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}
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fn register_port <PS: PortSpec + Default> (&self, name: impl AsRef<str>) -> Usually<Port<PS>> {
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self.with_client(|client|Ok(client.register_port(name.as_ref(), PS::default())?))
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}
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fn sync_lead (&self, enable: bool, callback: impl Fn(TimebaseInfo)->jack::contrib::Position)
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-> Usually<()>
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{
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if enable {
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self.with_client(|client|match client.register_timebase_callback(false, callback) {
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Ok(_) => Ok(()),
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Err(e) => Err(e)
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})?
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}
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Ok(())
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}
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fn sync_follow (&self, _enable: bool) -> Usually<()> {
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// TODO: sync follow
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Ok(())
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}
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}
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/// Implement [Audio]: provide JACK callbacks.
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#[macro_export] macro_rules! impl_audio {
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(|
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$self1:ident:
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$Struct:ident$(<$($L:lifetime),*$($T:ident$(:$U:path)?),*>)?,$c:ident,$s:ident
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|$cb:expr$(;|$self2:ident,$e:ident|$cb2:expr)?) => {
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impl $(<$($L),*$($T $(: $U)?),*>)? Audio for $Struct $(<$($L),*$($T),*>)? {
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#[inline] fn process (&mut $self1, $c: &Client, $s: &ProcessScope) -> Control { $cb }
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$(#[inline] fn handle (&mut $self2, $e: JackEvent) { $cb2 })?
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}
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};
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($Struct:ident: $process:ident, $handle:ident) => {
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impl Audio for $Struct {
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#[inline] fn process (&mut self, c: &Client, s: &ProcessScope) -> Control {
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$process(self, c, s)
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}
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#[inline] fn handle (&mut self, e: JackEvent) {
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$handle(self, e)
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}
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}
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};
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($Struct:ident: $process:ident) => {
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impl Audio for $Struct {
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#[inline] fn process (&mut self, c: &Client, s: &ProcessScope) -> Control {
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$process(self, c, s)
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}
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}
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};
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}
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pub trait JackPorts: HasJack<'static> {
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/// Register a MIDI input port.
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fn midi_in (&self, name: &impl AsRef<str>, connect: &[Connect]) -> Usually<MidiInput>;
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/// Register a MIDI output port.
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fn midi_out (&self, name: &impl AsRef<str>, connect: &[Connect]) -> Usually<MidiOutput>;
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/// Register an audio input port.
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fn audio_in (&self, name: &impl AsRef<str>, connect: &[Connect]) -> Usually<AudioInput>;
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/// Register an audio output port.
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fn audio_out (&self, name: &impl AsRef<str>, connect: &[Connect]) -> Usually<AudioOutput>;
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}
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impl<J: HasJack<'static>> JackPorts for J {
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fn midi_in (&self, name: &impl AsRef<str>, connect: &[Connect]) -> Usually<MidiInput> {
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MidiInput::new(self.jack(), name, connect)
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}
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fn midi_out (&self, name: &impl AsRef<str>, connect: &[Connect]) -> Usually<MidiOutput> {
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MidiOutput::new(self.jack(), name, connect)
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}
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fn audio_in (&self, name: &impl AsRef<str>, connect: &[Connect]) -> Usually<AudioInput> {
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AudioInput::new(self.jack(), name, connect)
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}
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fn audio_out (&self, name: &impl AsRef<str>, connect: &[Connect]) -> Usually<AudioOutput> {
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AudioOutput::new(self.jack(), name, connect)
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}
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}
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pub trait JackPort: HasJack<'static> {
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const KIND: &'static str = "Port";
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type Port: PortSpec + Default;
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type Pair: PortSpec + Default;
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fn new (jack: &Jack<'static>, name: &impl AsRef<str>, connect: &[Connect])
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-> Usually<Self> where Self: Sized;
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fn register (jack: &Jack<'static>, name: &impl AsRef<str>) -> Usually<Port<Self::Port>> {
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jack.with_client(|c|c.register_port::<Self::Port>(name.as_ref(), Default::default()))
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.map_err(|e|e.into())
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}
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fn close (self) -> Usually<()> where Self: Sized {
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let jack = self.jack().clone();
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Ok(jack.with_client(|c|c.unregister_port(self.into_port()))?)
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}
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fn into_port (self) -> Port<Self::Port> where Self: Sized;
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fn port_name (&self) -> &Arc<str>;
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fn port (&self) -> &Port<Self::Port>;
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fn port_mut (&mut self) -> &mut Port<Self::Port>;
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fn ports (&self, re_name: Option<&str>, re_type: Option<&str>, flags: PortFlags) -> Vec<String> {
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self.with_client(|c|c.ports(re_name, re_type, flags))
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}
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fn port_by_id (&self, id: u32) -> Option<Port<Unowned>> {
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self.with_client(|c|c.port_by_id(id))
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}
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fn port_by_name (&self, name: impl AsRef<str>) -> Option<Port<Unowned>> {
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self.with_client(|c|c.port_by_name(name.as_ref()))
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}
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fn connections (&self) -> &[Connect];
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fn connect_to_matching <'k> (&'k self) -> Usually<()> {
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for connect in self.connections().iter() {
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match &connect.name {
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Some(Exact(name)) => {
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*connect.status.write().unwrap() = self.connect_exact(name)?;
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},
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Some(RegExp(re)) => {
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*connect.status.write().unwrap() = self.connect_regexp(re, connect.scope)?;
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},
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_ => {},
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};
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}
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Ok(())
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}
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fn connect_exact <'k> (&'k self, name: &str) ->
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Usually<Vec<(Port<Unowned>, Arc<str>, ConnectStatus)>>
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{
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self.with_client(move|c|{
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let mut status = vec![];
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for port in c.ports(None, None, PortFlags::empty()).iter() {
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if port.as_str() == &*name {
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if let Some(port) = c.port_by_name(port.as_str()) {
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let port_status = self.connect_to_unowned(&port)?;
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let name = port.name()?.into();
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status.push((port, name, port_status));
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if port_status == Connected {
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break
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}
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}
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}
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}
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Ok(status)
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})
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}
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fn connect_regexp <'k> (
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&'k self, re: &str, scope: Option<ConnectScope>
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) -> Usually<Vec<(Port<Unowned>, Arc<str>, ConnectStatus)>> {
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self.with_client(move|c|{
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let mut status = vec![];
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let ports = c.ports(Some(&re), None, PortFlags::empty());
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for port in ports.iter() {
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if let Some(port) = c.port_by_name(port.as_str()) {
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let port_status = self.connect_to_unowned(&port)?;
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let name = port.name()?.into();
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status.push((port, name, port_status));
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if port_status == Connected && scope == Some(One) {
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break
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}
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}
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}
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Ok(status)
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||||
})
|
||||
}
|
||||
/** Connect to a matching port by name. */
|
||||
fn connect_to_name (&self, name: impl AsRef<str>) -> Usually<ConnectStatus> {
|
||||
self.with_client(|c|if let Some(ref port) = c.port_by_name(name.as_ref()) {
|
||||
self.connect_to_unowned(port)
|
||||
} else {
|
||||
Ok(Missing)
|
||||
})
|
||||
}
|
||||
/** Connect to a matching port by reference. */
|
||||
fn connect_to_unowned (&self, port: &Port<Unowned>) -> Usually<ConnectStatus> {
|
||||
self.with_client(|c|Ok(if let Ok(_) = c.connect_ports(self.port(), port) {
|
||||
Connected
|
||||
} else if let Ok(_) = c.connect_ports(port, self.port()) {
|
||||
Connected
|
||||
} else {
|
||||
Mismatch
|
||||
}))
|
||||
}
|
||||
/** Connect to an owned matching port by reference. */
|
||||
fn connect_to_owned (&self, port: &Port<Self::Pair>) -> Usually<ConnectStatus> {
|
||||
self.with_client(|c|Ok(if let Ok(_) = c.connect_ports(self.port(), port) {
|
||||
Connected
|
||||
} else if let Ok(_) = c.connect_ports(port, self.port()) {
|
||||
Connected
|
||||
} else {
|
||||
Mismatch
|
||||
}))
|
||||
}
|
||||
}
|
||||
|
||||
/// Audio input port.
|
||||
#[derive(Debug)] pub struct AudioInput {
|
||||
/// Handle to JACK client, for receiving reconnect events.
|
||||
pub jack: Jack<'static>,
|
||||
/// Port name
|
||||
pub name: Arc<str>,
|
||||
/// Port handle.
|
||||
pub port: Port<AudioIn>,
|
||||
/// List of ports to connect to.
|
||||
pub connections: Vec<Connect>,
|
||||
}
|
||||
|
||||
/// Audio output port.
|
||||
#[derive(Debug)] pub struct AudioOutput {
|
||||
/// Handle to JACK client, for receiving reconnect events.
|
||||
pub jack: Jack<'static>,
|
||||
/// Port name
|
||||
pub name: Arc<str>,
|
||||
/// Port handle.
|
||||
pub port: Port<AudioOut>,
|
||||
/// List of ports to connect to.
|
||||
pub connections: Vec<Connect>,
|
||||
}
|
||||
|
||||
/// MIDI input port.
|
||||
#[derive(Debug)] pub struct MidiInput {
|
||||
/// Handle to JACK client, for receiving reconnect events.
|
||||
pub jack: Jack<'static>,
|
||||
/// Port name
|
||||
pub name: Arc<str>,
|
||||
/// Port handle.
|
||||
pub port: Port<MidiIn>,
|
||||
/// List of currently held notes.
|
||||
pub held: Arc<RwLock<[bool;128]>>,
|
||||
/// List of ports to connect to.
|
||||
pub connections: Vec<Connect>,
|
||||
}
|
||||
|
||||
/// MIDI output port.
|
||||
#[derive(Debug)] pub struct MidiOutput {
|
||||
/// Handle to JACK client, for receiving reconnect events.
|
||||
pub jack: Jack<'static>,
|
||||
/// Port name
|
||||
pub name: Arc<str>,
|
||||
/// Port handle.
|
||||
pub port: Port<MidiOut>,
|
||||
/// List of currently held notes.
|
||||
pub held: Arc<RwLock<[bool;128]>>,
|
||||
/// List of ports to connect to.
|
||||
pub connections: Vec<Connect>,
|
||||
/// Buffer
|
||||
pub note_buffer: Vec<u8>,
|
||||
/// Buffer
|
||||
pub output_buffer: Vec<Vec<Vec<u8>>>,
|
||||
}
|
||||
|
||||
macro_rules! jack_port {
|
||||
($($Struct:ty = ($Port:ty => $Pair:ty) $({ $($tt:tt)* })?),*) => {
|
||||
$(
|
||||
impl HasJack<'static> for $Struct {
|
||||
fn jack (&self) -> &Jack<'static> { &self.jack }
|
||||
}
|
||||
impl JackPort for $Struct {
|
||||
type Port = $Port;
|
||||
type Pair = $Pair;
|
||||
fn port_name (&self) -> &Arc<str> {
|
||||
&self.name
|
||||
}
|
||||
fn port (&self) -> &Port<Self::Port> {
|
||||
&self.port
|
||||
}
|
||||
fn port_mut (&mut self) -> &mut Port<Self::Port> {
|
||||
&mut self.port
|
||||
}
|
||||
fn into_port (self) -> Port<Self::Port> {
|
||||
self.port
|
||||
}
|
||||
fn connections (&self) -> &[Connect] {
|
||||
self.connections.as_slice()
|
||||
}
|
||||
$($($tt)*)?
|
||||
}
|
||||
)*
|
||||
};
|
||||
}
|
||||
|
||||
jack_port!(
|
||||
AudioInput = (AudioIn => AudioOut) {
|
||||
const KIND: &'static str = "Audio In";
|
||||
fn new (jack: &Jack<'static>, name: &impl AsRef<str>, connect: &[Connect])
|
||||
-> Usually<Self> where Self: Sized
|
||||
{
|
||||
let port = Self {
|
||||
port: Self::register(jack, name)?,
|
||||
jack: jack.clone(),
|
||||
name: name.as_ref().into(),
|
||||
connections: connect.to_vec(),
|
||||
};
|
||||
port.connect_to_matching()?;
|
||||
Ok(port)
|
||||
}
|
||||
},
|
||||
|
||||
AudioOutput = (AudioOut => AudioIn) {
|
||||
const KIND: &'static str = "Audio Out";
|
||||
fn new (jack: &Jack<'static>, name: &impl AsRef<str>, connect: &[Connect])
|
||||
-> Usually<Self> where Self: Sized
|
||||
{
|
||||
let port = Self {
|
||||
port: Self::register(jack, name)?,
|
||||
jack: jack.clone(),
|
||||
name: name.as_ref().into(),
|
||||
connections: connect.to_vec(),
|
||||
};
|
||||
port.connect_to_matching()?;
|
||||
Ok(port)
|
||||
}
|
||||
},
|
||||
|
||||
MidiInput = (MidiIn => MidiOut) {
|
||||
const KIND: &'static str = "MIDI In";
|
||||
fn new (jack: &Jack<'static>, name: &impl AsRef<str>, connect: &[Connect])
|
||||
-> Usually<Self> where Self: Sized
|
||||
{
|
||||
let port = Self {
|
||||
port: Self::register(jack, name)?,
|
||||
jack: jack.clone(),
|
||||
name: name.as_ref().into(),
|
||||
connections: connect.to_vec(),
|
||||
held: Arc::new(RwLock::new([false;128]))
|
||||
};
|
||||
port.connect_to_matching()?;
|
||||
Ok(port)
|
||||
}
|
||||
},
|
||||
|
||||
MidiOutput = (MidiOut => MidiIn) {
|
||||
const KIND: &'static str = "MIDI Out";
|
||||
fn new (jack: &Jack<'static>, name: &impl AsRef<str>, connect: &[Connect])
|
||||
-> Usually<Self> where Self: Sized
|
||||
{
|
||||
let port = Self::register(jack, name)?;
|
||||
let jack = jack.clone();
|
||||
let name = name.as_ref().into();
|
||||
let connections = connect.to_vec();
|
||||
let port = Self {
|
||||
jack,
|
||||
port,
|
||||
name,
|
||||
connections,
|
||||
held: Arc::new([false;128].into()),
|
||||
note_buffer: vec![0;8],
|
||||
output_buffer: vec![vec![];65536],
|
||||
};
|
||||
port.connect_to_matching()?;
|
||||
Ok(port)
|
||||
}
|
||||
}
|
||||
);
|
||||
|
||||
pub type CollectedMidiInput<'a> = Vec<Vec<(u32, Result<LiveEvent<'a>, MidiError>)>>;
|
||||
|
||||
/// Trait for thing that may receive MIDI.
|
||||
pub trait HasMidiIns {
|
||||
fn midi_ins (&self) -> &Vec<MidiInput>;
|
||||
fn midi_ins_mut (&mut self) -> &mut Vec<MidiInput>;
|
||||
/// Collect MIDI input from app ports (TODO preallocate large buffers)
|
||||
fn midi_input_collect <'a> (&'a self, scope: &'a ProcessScope) -> CollectedMidiInput<'a> {
|
||||
self.midi_ins().iter()
|
||||
.map(|port|port.port().iter(scope)
|
||||
.map(|RawMidi { time, bytes }|(time, LiveEvent::parse(bytes)))
|
||||
.collect::<Vec<_>>())
|
||||
.collect::<Vec<_>>()
|
||||
}
|
||||
fn midi_ins_with_sizes <'a> (&'a self) ->
|
||||
impl Iterator<Item=(usize, &'a Arc<str>, &'a [Connect], usize, usize)> + Send + Sync + 'a
|
||||
{
|
||||
let mut y = 0;
|
||||
self.midi_ins().iter().enumerate().map(move|(i, input)|{
|
||||
let height = 1 + input.connections().len();
|
||||
let data = (i, input.port_name(), input.connections(), y, y + height);
|
||||
y += height;
|
||||
data
|
||||
})
|
||||
}
|
||||
}
|
||||
/// Trait for thing that may output MIDI.
|
||||
pub trait HasMidiOuts {
|
||||
fn midi_outs (&self) -> &Vec<MidiOutput>;
|
||||
fn midi_outs_mut (&mut self) -> &mut Vec<MidiOutput>;
|
||||
fn midi_outs_with_sizes <'a> (&'a self) ->
|
||||
impl Iterator<Item=(usize, &'a Arc<str>, &'a [Connect], usize, usize)> + Send + Sync + 'a
|
||||
{
|
||||
let mut y = 0;
|
||||
self.midi_outs().iter().enumerate().map(move|(i, output)|{
|
||||
let height = 1 + output.connections().len();
|
||||
let data = (i, output.port_name(), output.connections(), y, y + height);
|
||||
y += height;
|
||||
data
|
||||
})
|
||||
}
|
||||
fn midi_outs_emit (&mut self, scope: &ProcessScope) {
|
||||
for port in self.midi_outs_mut().iter_mut() {
|
||||
port.buffer_emit(scope)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
impl MidiOutput {
|
||||
/// Clear the section of the output buffer that we will be using,
|
||||
/// emitting "all notes off" at start of buffer if requested.
|
||||
pub fn buffer_clear (&mut self, scope: &ProcessScope, reset: bool) {
|
||||
let n_frames = (scope.n_frames() as usize).min(self.output_buffer.len());
|
||||
for frame in &mut self.output_buffer[0..n_frames] {
|
||||
frame.clear();
|
||||
}
|
||||
if reset {
|
||||
all_notes_off(&mut self.output_buffer);
|
||||
}
|
||||
}
|
||||
/// Write a note to the output buffer
|
||||
pub fn buffer_write <'a> (
|
||||
&'a mut self,
|
||||
sample: usize,
|
||||
event: LiveEvent,
|
||||
) {
|
||||
self.note_buffer.fill(0);
|
||||
event.write(&mut self.note_buffer).expect("failed to serialize MIDI event");
|
||||
self.output_buffer[sample].push(self.note_buffer.clone());
|
||||
// Update the list of currently held notes.
|
||||
if let LiveEvent::Midi { ref message, .. } = event {
|
||||
update_keys(&mut*self.held.write().unwrap(), message);
|
||||
}
|
||||
}
|
||||
/// Write a chunk of MIDI data from the output buffer to the output port.
|
||||
pub fn buffer_emit (&mut self, scope: &ProcessScope) {
|
||||
let samples = scope.n_frames() as usize;
|
||||
let mut writer = self.port.writer(scope);
|
||||
for (time, events) in self.output_buffer.iter().enumerate().take(samples) {
|
||||
for bytes in events.iter() {
|
||||
writer.write(&RawMidi { time: time as u32, bytes }).unwrap_or_else(|_|{
|
||||
panic!("Failed to write MIDI data: {bytes:?}");
|
||||
});
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
impl MidiInput {
|
||||
pub fn parsed <'a> (&'a self, scope: &'a ProcessScope) -> impl Iterator<Item=(usize, LiveEvent<'a>, &'a [u8])> {
|
||||
parse_midi_input(self.port().iter(scope))
|
||||
}
|
||||
}
|
||||
|
||||
/// Return boxed iterator of MIDI events
|
||||
pub fn parse_midi_input <'a> (input: ::jack::MidiIter<'a>)
|
||||
-> Box<dyn Iterator<Item=(usize, LiveEvent<'a>, &'a [u8])> + 'a>
|
||||
{
|
||||
Box::new(input.map(|::jack::RawMidi { time, bytes }|(
|
||||
time as usize,
|
||||
LiveEvent::parse(bytes).unwrap(),
|
||||
bytes
|
||||
)))
|
||||
}
|
||||
|
||||
/// Add "all notes off" to the start of a buffer.
|
||||
pub fn all_notes_off (output: &mut [Vec<Vec<u8>>]) {
|
||||
let mut buf = vec![];
|
||||
let msg = MidiMessage::Controller { controller: 123.into(), value: 0.into() };
|
||||
let evt = LiveEvent::Midi { channel: 0.into(), message: msg };
|
||||
evt.write(&mut buf).unwrap();
|
||||
output[0].push(buf);
|
||||
}
|
||||
|
||||
/// Update notes_in array
|
||||
pub fn update_keys (keys: &mut[bool;128], message: &MidiMessage) {
|
||||
match message {
|
||||
MidiMessage::NoteOn { key, .. } => { keys[key.as_int() as usize] = true; }
|
||||
MidiMessage::NoteOff { key, .. } => { keys[key.as_int() as usize] = false; },
|
||||
_ => {}
|
||||
}
|
||||
}
|
||||
|
||||
impl<T: AsRef<Vec<MidiInput>> + AsMut<Vec<MidiInput>>> HasMidiIns for T {
|
||||
fn midi_ins (&self) -> &Vec<MidiInput> { self.as_ref() }
|
||||
fn midi_ins_mut (&mut self) -> &mut Vec<MidiInput> { self.as_mut() }
|
||||
}
|
||||
|
||||
impl<T: AsRef<Vec<MidiOutput>> + AsMut<Vec<MidiOutput>>> HasMidiOuts for T {
|
||||
fn midi_outs (&self) -> &Vec<MidiOutput> { self.as_ref() }
|
||||
fn midi_outs_mut (&mut self) -> &mut Vec<MidiOutput> { self.as_mut() }
|
||||
}
|
||||
|
||||
impl<T: HasMidiIns + HasJack<'static>> AddMidiIn for T {
|
||||
fn midi_in_add (&mut self) -> Usually<()> {
|
||||
let index = self.midi_ins().len();
|
||||
let port = MidiInput::new(self.jack(), &format!("M/{index}"), &[])?;
|
||||
self.midi_ins_mut().push(port);
|
||||
Ok(())
|
||||
}
|
||||
}
|
||||
|
||||
/// Trail for thing that may gain new MIDI ports.
|
||||
impl<T: HasMidiOuts + HasJack<'static>> AddMidiOut for T {
|
||||
fn midi_out_add (&mut self) -> Usually<()> {
|
||||
let index = self.midi_outs().len();
|
||||
let port = MidiOutput::new(self.jack(), &format!("{index}/M"), &[])?;
|
||||
self.midi_outs_mut().push(port);
|
||||
Ok(())
|
||||
}
|
||||
}
|
||||
|
||||
/// May create new MIDI input ports.
|
||||
pub trait AddMidiIn {
|
||||
fn midi_in_add (&mut self) -> Usually<()>;
|
||||
}
|
||||
|
||||
/// May create new MIDI output ports.
|
||||
pub trait AddMidiOut {
|
||||
fn midi_out_add (&mut self) -> Usually<()>;
|
||||
}
|
||||
|
||||
#[derive(Clone, Debug, PartialEq)] pub enum ConnectName {
|
||||
/** Exact match */
|
||||
Exact(Arc<str>),
|
||||
/** Match regular expression */
|
||||
RegExp(Arc<str>),
|
||||
}
|
||||
|
||||
#[derive(Clone, Copy, Debug, PartialEq)] pub enum ConnectScope {
|
||||
One,
|
||||
All
|
||||
}
|
||||
|
||||
#[derive(Clone, Copy, Debug, PartialEq)] pub enum ConnectStatus {
|
||||
Missing,
|
||||
Disconnected,
|
||||
Connected,
|
||||
Mismatch,
|
||||
}
|
||||
|
||||
/// Port connection manager.
|
||||
///
|
||||
/// ```
|
||||
/// let connect = tengri::Connect::default();
|
||||
/// ```
|
||||
#[derive(Clone, Debug, Default)]
|
||||
pub struct Connect {
|
||||
pub name: Option<ConnectName>,
|
||||
pub scope: Option<ConnectScope>,
|
||||
pub status: Arc<RwLock<Vec<(Port<Unowned>, Arc<str>, ConnectStatus)>>>,
|
||||
pub info: Arc<str>,
|
||||
}
|
||||
|
||||
impl Connect {
|
||||
pub fn new <T: AsRef<str>> (
|
||||
exact: Option<impl Iterator<Item = T>>,
|
||||
re: Option<impl Iterator<Item = T>>,
|
||||
re_all: Option<impl Iterator<Item = T>>,
|
||||
) -> Vec<Self> {
|
||||
let mut connections = vec![];
|
||||
if let Some(exact ) = exact { for port in exact { connections.push(Self::exact(port)) } }
|
||||
if let Some(regexp) = re { for port in regexp { connections.push(Self::regexp(port)) } }
|
||||
if let Some(re_all) = re_all { for port in re_all { connections.push(Self::regexp_all(port)) } }
|
||||
connections
|
||||
}
|
||||
|
||||
/// Connect to this exact port
|
||||
pub fn exact (name: impl AsRef<str>) -> Self {
|
||||
let info = format!("=:{}", name.as_ref()).into();
|
||||
let name = Some(Exact(name.as_ref().into()));
|
||||
Self { name, scope: Some(One), status: Arc::new(RwLock::new(vec![])), info }
|
||||
}
|
||||
|
||||
pub fn regexp (name: impl AsRef<str>) -> Self {
|
||||
let info = format!("~:{}", name.as_ref()).into();
|
||||
let name = Some(RegExp(name.as_ref().into()));
|
||||
Self { name, scope: Some(One), status: Arc::new(RwLock::new(vec![])), info }
|
||||
}
|
||||
|
||||
pub fn regexp_all (name: impl AsRef<str>) -> Self {
|
||||
let info = format!("+:{}", name.as_ref()).into();
|
||||
let name = Some(RegExp(name.as_ref().into()));
|
||||
Self { name, scope: Some(All), status: Arc::new(RwLock::new(vec![])), info }
|
||||
}
|
||||
|
||||
pub fn info (&self) -> Arc<str> {
|
||||
format!(" ({}) {} {}", {
|
||||
let status = self.status.read().unwrap();
|
||||
let mut ok = 0;
|
||||
for (_, _, state) in status.iter() {
|
||||
if *state == Connected {
|
||||
ok += 1
|
||||
}
|
||||
}
|
||||
format!("{ok}/{}", status.len())
|
||||
}, match self.scope {
|
||||
None => "x",
|
||||
Some(One) => " ",
|
||||
Some(All) => "*",
|
||||
}, match &self.name {
|
||||
None => format!("x"),
|
||||
Some(Exact(name)) => format!("= {name}"),
|
||||
Some(RegExp(name)) => format!("~ {name}"),
|
||||
}).into()
|
||||
}
|
||||
}
|
||||
|
||||
pub fn connect_midi_ins <T: AsRef<str>> (
|
||||
jack: &Jack<'static>,
|
||||
name: &T,
|
||||
midi_from: &[T],
|
||||
midi_from_re: Option<&[T]>,
|
||||
) -> Usually<Vec<MidiInput>> {
|
||||
Ok(Connect::new(
|
||||
Some(midi_from.into_iter()),
|
||||
Some([].into_iter()),
|
||||
midi_from_re.map(|x|x.into_iter())).iter().enumerate()
|
||||
.map(|(index, connect)|jack.midi_in(&format!("{}/{index}", name.as_ref()), &[connect.clone()]))
|
||||
.collect::<Result<_, _>>()?)
|
||||
}
|
||||
|
||||
pub fn connect_midi_outs <T: AsRef<str>> (
|
||||
jack: &Jack<'static>,
|
||||
name: &T,
|
||||
midi_to: &[T],
|
||||
midi_to_re: Option<&[T]>,
|
||||
) -> Usually<Vec<MidiOutput>> {
|
||||
Ok(Connect::new(
|
||||
Some(midi_to.into_iter()),
|
||||
Some([].into_iter()),
|
||||
midi_to_re.map(|x|x.into_iter())).iter().enumerate()
|
||||
.map(|(index, connect)|jack.midi_out(&format!("{index}/{}", name.as_ref()), &[connect.clone()]))
|
||||
.collect::<Result<_, _>>()?)
|
||||
}
|
||||
|
||||
pub fn connect_audio_ins <T: AsRef<str>> (
|
||||
jack: &Jack<'static>,
|
||||
name: &T,
|
||||
audio_from: &[T],
|
||||
audio_from_re: Option<&[T]>,
|
||||
) -> Usually<Vec<AudioInput>> {
|
||||
Ok(Connect::new(
|
||||
Some(audio_from.into_iter()),
|
||||
Some([].into_iter()),
|
||||
audio_from_re.map(|x|x.into_iter())).iter().enumerate()
|
||||
.map(|(index, connect)|jack.audio_in(&format!("{}/{index}", name.as_ref()), &[connect.clone()]))
|
||||
.collect::<Result<_, _>>()?)
|
||||
}
|
||||
|
||||
pub fn connect_audio_outs <T: AsRef<str>> (
|
||||
jack: &Jack<'static>,
|
||||
name: &T,
|
||||
audio_to: &[T],
|
||||
audio_to_re: Option<&[T]>,
|
||||
) -> Usually<Vec<AudioOutput>> {
|
||||
Ok(Connect::new(
|
||||
Some(audio_to.into_iter()),
|
||||
Some([].into_iter()),
|
||||
audio_to_re.map(|x|x.into_iter())).iter().enumerate()
|
||||
.map(|(index, connect)|jack.audio_out(&format!("{index}/{}", name.as_ref()), &[connect.clone()]))
|
||||
.collect::<Result<_, _>>()?)
|
||||
}
|
||||
63
src/time.rs
63
src/time.rs
|
|
@ -1,63 +0,0 @@
|
|||
use crate::*;
|
||||
|
||||
/// Performance counter
|
||||
#[derive(Debug)]
|
||||
pub struct PerfModel {
|
||||
pub clock: quanta::Clock,
|
||||
/// Measurement has a small cost. Disable it here.
|
||||
pub enabled: bool,
|
||||
// In nanoseconds. Time used by last iteration.
|
||||
pub used: AtomicF64,
|
||||
// In microseconds. Max prescribed time for iteration (frame, chunk...).
|
||||
pub window: AtomicF64,
|
||||
}
|
||||
|
||||
impl_default!(PerfModel: Self {
|
||||
enabled: true,
|
||||
clock: quanta::Clock::new(),
|
||||
used: Default::default(),
|
||||
window: Default::default(),
|
||||
});
|
||||
|
||||
impl PerfModel {
|
||||
pub fn get_t0 (&self) -> Option<u64> {
|
||||
if self.enabled {
|
||||
Some(self.clock.raw())
|
||||
} else {
|
||||
None
|
||||
}
|
||||
}
|
||||
pub fn get_t1 (&self, t0: Option<u64>) -> Option<std::time::Duration> {
|
||||
if let Some(t0) = t0 {
|
||||
if self.enabled {
|
||||
Some(self.clock.delta(t0, self.clock.raw()))
|
||||
} else {
|
||||
None
|
||||
}
|
||||
} else {
|
||||
None
|
||||
}
|
||||
}
|
||||
pub fn update (&self, t0: Option<u64>, microseconds: f64) {
|
||||
if let Some(t0) = t0 {
|
||||
let t1 = self.clock.raw();
|
||||
self.used.store(self.clock.delta_as_nanos(t0, t1) as f64, Relaxed);
|
||||
self.window.store(microseconds, Relaxed,);
|
||||
}
|
||||
}
|
||||
pub fn percentage (&self) -> Option<f64> {
|
||||
let window = self.window.load(Relaxed) * 1000.0;
|
||||
if window > 0.0 {
|
||||
let used = self.used.load(Relaxed);
|
||||
Some(100.0 * used / window)
|
||||
} else {
|
||||
None
|
||||
}
|
||||
}
|
||||
pub fn cycle <F: FnMut(&Self)->T, T> (&self, call: &mut F) -> T {
|
||||
let t0 = self.get_t0();
|
||||
let result = call(self);
|
||||
let _t1 = self.get_t1(t0).unwrap();
|
||||
result
|
||||
}
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue