sourcenav/benches/bench.rs

use criterion::{criterion_group, criterion_main, Criterion};
use sourcenav::{get_quad_tree, read_areas};
use std::fs::read;
use std::hint::black_box;
use std::io::Cursor;

fn bench_badwater_areas(c: &mut Criterion) {
    let file = read("data/pl_badwater.nav").unwrap();

    c.bench_function("badwater areas", |b| {
        b.iter(|| {
            let _ = black_box(read_areas(black_box(&mut Cursor::new(&file))));
        })
    });
}

fn bench_badwater_quads(c: &mut Criterion) {
    let file = read("data/pl_badwater.nav").unwrap();

    c.bench_function("badwater areas", |b| {
        b.iter(|| {
            let _ = black_box(get_quad_tree(black_box(&mut Cursor::new(&file))));
        })
    });
}

fn bench_tree_query(c: &mut Criterion) {
    let file = read("data/pl_badwater.nav").unwrap();
    let tree = get_quad_tree(&mut Cursor::new(&file)).unwrap();

    c.bench_function("badwater areas", |b| {
        b.iter(|| {
            let _ = black_box(tree.find_best_height(
                black_box(320.0),
                black_box(-1030.0),
                black_box(0.0),
            ));
        })
    });
}

criterion_group!(
    benches,
    bench_badwater_areas,
    bench_badwater_quads,
    bench_tree_query
);
criterion_main!(benches);