80 lines
2.2 KiB
Rust
80 lines
2.2 KiB
Rust
#[path = "support/macros.rs"]
|
|
#[macro_use]
|
|
mod macros;
|
|
mod support;
|
|
|
|
use criterion::{criterion_group, criterion_main, Criterion};
|
|
use glam::Affine2;
|
|
use std::ops::Mul;
|
|
use support::*;
|
|
|
|
pub fn random_srt_affine2(rng: &mut PCG32) -> Affine2 {
|
|
Affine2::from_scale_angle_translation(
|
|
random_nonzero_vec2(rng),
|
|
random_radians(rng),
|
|
random_vec2(rng),
|
|
)
|
|
}
|
|
|
|
bench_unop!(affine2_inverse, "affine2 inverse", op => inverse, from => random_srt_affine2);
|
|
bench_binop!(
|
|
affine2_transform_point2,
|
|
"affine2 transform point2",
|
|
op => transform_point2,
|
|
from1 => random_srt_affine2,
|
|
from2 => random_vec2
|
|
);
|
|
|
|
bench_binop!(
|
|
affine2_transform_vector2,
|
|
"affine2 transform vector2",
|
|
op => transform_vector2,
|
|
from1 => random_srt_affine2,
|
|
from2 => random_vec2
|
|
);
|
|
bench_binop!(affine2_mul_affine2, "affine2 mul affine2", op => mul, from => random_srt_affine2);
|
|
bench_binop!(affine2_mul_mat3, "affine2 mul mat3", op => mul, from1 => random_srt_affine2, from2 => random_srt_mat3);
|
|
bench_binop!(mat3_mul_affine2, "mat3 mul affine2", op => mul, from1 => random_srt_mat3, from2 => random_srt_affine2);
|
|
|
|
pub fn affine2_from_srt(c: &mut Criterion) {
|
|
use glam::Vec2;
|
|
const SIZE: usize = 1 << 13;
|
|
let mut rng = support::PCG32::default();
|
|
let inputs = criterion::black_box(
|
|
(0..SIZE)
|
|
.map(|_| {
|
|
(
|
|
random_nonzero_vec2(&mut rng),
|
|
random_radians(&mut rng),
|
|
random_vec2(&mut rng),
|
|
)
|
|
})
|
|
.collect::<Vec<(Vec2, f32, Vec2)>>(),
|
|
);
|
|
let mut outputs = vec![Affine2::default(); SIZE];
|
|
let mut i = 0;
|
|
c.bench_function("affine2 from srt", |b| {
|
|
b.iter(|| {
|
|
i = (i + 1) & (SIZE - 1);
|
|
unsafe {
|
|
let data = inputs.get_unchecked(i);
|
|
*outputs.get_unchecked_mut(i) =
|
|
Affine2::from_scale_angle_translation(data.0, data.1, data.2)
|
|
}
|
|
})
|
|
});
|
|
}
|
|
|
|
criterion_group!(
|
|
benches,
|
|
affine2_inverse,
|
|
affine2_transform_point2,
|
|
affine2_transform_vector2,
|
|
affine2_mul_affine2,
|
|
affine2_mul_mat3,
|
|
mat3_mul_affine2,
|
|
affine2_from_srt,
|
|
);
|
|
|
|
criterion_main!(benches);
|