87 lines
2.2 KiB
Rust
87 lines
2.2 KiB
Rust
use criterion::{black_box, criterion_group, criterion_main, Criterion};
|
|
use grid::Grid;
|
|
|
|
fn init_vec_vec(size: usize) -> Vec<Vec<u32>> {
|
|
vec![vec![0; size]; size]
|
|
}
|
|
|
|
fn init_vec_flat(size: usize) -> Vec<u32> {
|
|
vec![0; size * size]
|
|
}
|
|
|
|
fn init_grid(size: usize) -> Grid<u32> {
|
|
Grid::init(size, size, 0)
|
|
}
|
|
|
|
fn get_vec_vec(x: usize, y: usize) -> u32 {
|
|
let mat = init_vec_vec(10);
|
|
mat[x][y]
|
|
}
|
|
|
|
fn get_vec_flat(x: usize, y: usize) -> u32 {
|
|
let mat = init_vec_flat(10);
|
|
mat[x * 10 + y % 10]
|
|
}
|
|
|
|
fn get_grid(x: usize, y: usize) -> u32 {
|
|
let mat = init_grid(10);
|
|
mat[x][y]
|
|
}
|
|
|
|
fn get_grid_fn(x: usize, y: usize) {
|
|
let mat = init_grid(10);
|
|
mat.get(x, y);
|
|
}
|
|
|
|
fn set_vec_vec(x: usize, y: usize) {
|
|
let mut mat = init_vec_vec(10);
|
|
mat[x][y] = 10;
|
|
}
|
|
fn set_vec_flat(x: usize, y: usize) {
|
|
let mut mat = init_vec_flat(10);
|
|
mat[x * 10 + y % 10] = 10;
|
|
}
|
|
|
|
fn set_grid(x: usize, y: usize) {
|
|
let mut mat = init_grid(10);
|
|
mat[x][y] = 10;
|
|
}
|
|
|
|
fn criterion_benchmark(c: &mut Criterion) {
|
|
// New
|
|
c.bench_function("Init vec vec 10x10", |b| {
|
|
b.iter(|| init_vec_vec(black_box(10)))
|
|
});
|
|
c.bench_function("Init vec flat 10x10", |b| {
|
|
b.iter(|| init_vec_flat(black_box(10)))
|
|
});
|
|
c.bench_function("Init grid 10x10", |b| b.iter(|| init_grid(black_box(10))));
|
|
|
|
// Get
|
|
c.bench_function("Get vec vec 10x10", |b| {
|
|
b.iter(|| get_vec_vec(black_box(2), black_box(3)))
|
|
});
|
|
c.bench_function("Get vec flat 10x10", |b| {
|
|
b.iter(|| get_vec_flat(black_box(2), black_box(3)))
|
|
});
|
|
c.bench_function("Get grid 10x10", |b| {
|
|
b.iter(|| get_grid(black_box(2), black_box(3)))
|
|
});
|
|
c.bench_function("Get grid fn 10x10", |b| {
|
|
b.iter(|| get_grid_fn(black_box(2), black_box(3)))
|
|
});
|
|
|
|
//Set
|
|
c.bench_function("Set vec vec 10x10", |b| {
|
|
b.iter(|| set_vec_vec(black_box(2), black_box(3)))
|
|
});
|
|
c.bench_function("Set vec flat 10x10", |b| {
|
|
b.iter(|| set_vec_flat(black_box(2), black_box(3)))
|
|
});
|
|
c.bench_function("Set grid 10x10", |b| {
|
|
b.iter(|| set_grid(black_box(2), black_box(3)))
|
|
});
|
|
}
|
|
|
|
criterion_group!(benches, criterion_benchmark);
|
|
criterion_main!(benches);
|