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perf(ui-gpui): add render counters, remove redundant cx.observe, reduce repaints

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This commit is contained in:
Hibryda 2026-03-19 09:27:08 +01:00
parent 8dd3d82d31
commit 7ab5d97352
2 changed files with 22 additions and 9 deletions
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10
ui-gpui/src/components/pulsing_dot.rs
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@ -7,10 +7,14 @@
//! The epoch counter cancels stale timers automatically.
use gpui::*;
use std::sync::atomic::{AtomicU64, Ordering};
use std::time::Duration;
use crate::theme;
static RENDER_COUNT: AtomicU64 = AtomicU64::new(0);
static BLINK_COUNT: AtomicU64 = AtomicU64::new(0);
#[derive(Clone, Copy, PartialEq)]
pub enum DotStatus {
Running,
@ -62,6 +66,7 @@ impl PulsingDot {
this.update(cx, |dot, cx| {
// Epoch guard: if epoch changed (pause/resume), this timer is stale
if dot.blink_epoch == epoch {
BLINK_COUNT.fetch_add(1, Ordering::Relaxed);
dot.visible = !dot.visible;
cx.notify(); // marks ONLY this view dirty
dot.schedule_blink(epoch, cx); // recursive schedule
@ -83,6 +88,11 @@ impl PulsingDot {
impl Render for PulsingDot {
fn render(&mut self, _window: &mut Window, _cx: &mut Context<Self>) -> impl IntoElement {
let rc = RENDER_COUNT.fetch_add(1, Ordering::Relaxed);
if rc % 60 == 0 {
let bc = BLINK_COUNT.load(Ordering::Relaxed);
eprintln!("[PulsingDot] renders={rc} blinks={bc} (renders should be ~2x blinks)");
}
let color = self.color();
let r = (color.r * 255.0) as u32;
let g = (color.g * 255.0) as u32;