egui/egui/benches/benchmark.rs

50 lines
1.5 KiB
Rust

use criterion::{criterion_group, criterion_main, Criterion};
pub fn criterion_benchmark(c: &mut Criterion) {
let raw_input = egui::RawInput {
screen_size: egui::vec2(1280.0, 1024.0),
..Default::default()
};
{
let mut ctx = egui::Context::new();
let mut demo_app = egui::demos::DemoApp::default();
c.bench_function("demo_app_minimal", |b| {
b.iter(|| {
let mut ui = ctx.begin_frame(raw_input.clone());
demo_app.ui(&mut ui, &Default::default());
ctx.end_frame()
})
});
}
{
let mut ctx = egui::Context::new();
ctx.memory().all_collpasing_are_open = true; // expand the demo window with everything
let mut demo_app = egui::demos::DemoApp::default();
c.bench_function("demo_app_full", |b| {
b.iter(|| {
let mut ui = ctx.begin_frame(raw_input.clone());
demo_app.ui(&mut ui, &Default::default());
ctx.end_frame()
})
});
}
{
let mut ctx = egui::Context::new();
let mut ui = ctx.begin_frame(raw_input.clone());
c.bench_function("label", |b| {
b.iter(|| {
ui.label(egui::demos::LOREM_IPSUM_LONG);
})
});
// let _ = ctx.end_frame(); // skip, because tessellating all that text is slow
}
}
criterion_group!(benches, criterion_benchmark);
criterion_main!(benches);