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Limit refreshing the UI to 60 times per second. #108

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Limit refreshing the UI to 60 times per second. #108

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de90275
Updated .gitignore.
apognu Oct 24, 2023
c1677bd
Limit refreshing the UI to 60 times per second.
apognu Oct 15, 2023
23fefa4
Fixed regression where sessions menu would not close after selection.
apognu Oct 29, 2023
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2 changes: 2 additions & 0 deletions .gitignore
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Original file line number Diff line number Diff line change
@@ -1,2 +1,4 @@
/target
/contrib/man/*.roff

.vscode/
13 changes: 9 additions & 4 deletions src/event.rs
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Expand Up @@ -4,10 +4,12 @@ use crossterm::event::{Event as TermEvent, EventStream, KeyEvent};
use futures::{future::FutureExt, StreamExt};
use tokio::sync::mpsc;

const TICK_RATE: u64 = 250;
const TICK_RATE: u64 = 150;
const FRAME_RATE: f64 = 60.0;

pub enum Event {
Key(KeyEvent),
Render,
Tick,
}

Expand All @@ -21,10 +23,12 @@ impl Events {

tokio::task::spawn(async move {
let mut stream = EventStream::new();
let mut interval = tokio::time::interval(Duration::from_millis(TICK_RATE));
let mut render_interval = tokio::time::interval(Duration::from_secs_f64(1.0 / FRAME_RATE));
let mut tick_interval = tokio::time::interval(Duration::from_millis(TICK_RATE));

loop {
let delay = interval.tick();
let tick = tick_interval.tick();
let render = render_interval.tick();
let event = stream.next().fuse();

tokio::select! {
Expand All @@ -34,7 +38,8 @@ impl Events {
}
}

_ = delay => { let _ = tx.send(Event::Tick).await; },
_ = render => { let _ = tx.send(Event::Render).await; }
_ = tick => { let _ = tx.send(Event::Tick).await; },
}
}
});
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