56 lines
1.6 KiB
Rust
56 lines
1.6 KiB
Rust
use criterion::{black_box, criterion_group, criterion_main, Criterion};
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use grid::Grid;
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fn init_vec_vec(size: usize) -> Vec<Vec<u32>> {
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vec![vec![0; size]; size]
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}
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fn init_vec_flat(size: usize) -> Vec<u32> {
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vec![0; size * size]
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}
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fn init_grid(size: usize) -> Grid<u32> {
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Grid::init(size, size, 0)
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}
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fn criterion_benchmark(c: &mut Criterion) {
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// New
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c.bench_function("Init vec vec 10x10", |b| {
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b.iter(|| init_vec_vec(black_box(10)))
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});
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c.bench_function("Init vec flat 10x10", |b| {
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b.iter(|| init_vec_flat(black_box(10)))
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});
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c.bench_function("Init grid 10x10", |b| b.iter(|| init_grid(black_box(10))));
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// Get
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c.bench_function("Idx vec vec 10x10", |b| {
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let vec_vec = init_vec_vec(10);
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b.iter(|| vec_vec[black_box(2)][black_box(3)])
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});
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c.bench_function("Idx grid 10x10", |b| {
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let grid = init_grid(10);
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b.iter(|| grid[black_box(2)][black_box(3)])
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});
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c.bench_function("Get_fn vec vec 10x10", |b| {
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let vec_vec = init_vec_vec(10);
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b.iter(|| vec_vec.get(black_box(2)).unwrap().get(black_box(3)))
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});
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c.bench_function("Get_fn grid 10x10", |b| {
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let grid = init_grid(10);
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b.iter(|| grid.get(black_box(2), black_box(3)))
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});
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//Set
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c.bench_function("Set vec vec 10x10", |b| {
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let mut vec_vec = init_vec_vec(10);
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b.iter(|| vec_vec[black_box(2)][black_box(3)] = 2)
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});
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c.bench_function("Set gird 10x10", |b| {
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let mut gird = init_grid(10);
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b.iter(|| gird[black_box(2)][black_box(3)] = 2)
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});
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}
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criterion_group!(benches, criterion_benchmark);
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criterion_main!(benches);
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