#[path = "support/macros.rs"]
#[macro_use]
mod macros;
mod support;
use criterion::{criterion_group, criterion_main, Criterion};
use glam::Affine3A;
use std::ops::Mul;
use support::*;
pub fn random_srt_affine3a(rng: &mut PCG32) -> Affine3A {
Affine3A::from_scale_rotation_translation(
random_nonzero_vec3(rng),
random_quat(rng),
random_vec3(rng),
)
}
bench_unop!(affine3a_inverse, "affine3a inverse", op => inverse, from => random_srt_affine3a);
bench_binop!(
affine3a_transform_point3,
"affine3a transform point3",
op => transform_point3,
from1 => random_srt_affine3a,
from2 => random_vec3
);
bench_binop!(
affine3a_transform_vector3,
"affine3a transform vector3",
op => transform_vector3,
from1 => random_srt_affine3a,
from2 => random_vec3
);
bench_binop!(
affine3a_transform_point3a,
"affine3a transform point3a",
op => transform_point3a,
from1 => random_srt_affine3a,
from2 => random_vec3a
);
bench_binop!(
affine3a_transform_vector3a,
"affine3a transform vector3a",
op => transform_vector3a,
from1 => random_srt_affine3a,
from2 => random_vec3a
);
bench_binop!(
affine3a_mul_affine3a,
"affine3a mul affine3a",
op => mul,
from => random_srt_affine3a
);
bench_binop!(affine3a_mul_mat4,
"affine3a mul mat4",
op => mul,
from1 => random_srt_affine3a,
from2 => random_srt_mat4
);
bench_binop!(
mat4_mul_affine3a,
"mat4 mul affine3a",
op => mul,
from1 => random_srt_mat4,
from2 => random_srt_affine3a
);
pub fn affine3a_from_srt(c: &mut Criterion) {
use glam::{Quat, Vec3};
const SIZE: usize = 1 << 13;
let mut rng = support::PCG32::default();
let inputs = criterion::black_box(
(0..SIZE)
.map(|_| {
(
random_nonzero_vec3(&mut rng),
random_quat(&mut rng),
random_vec3(&mut rng),
)
})
.collect::<Vec<(Vec3, Quat, Vec3)>>(),
);
let mut outputs = vec![Affine3A::IDENTITY; SIZE];
let mut i = 0;
c.bench_function("affine3a from srt", |b| {
b.iter(|| {
i = (i + 1) & (SIZE - 1);
unsafe {
let data = inputs.get_unchecked(i);
*outputs.get_unchecked_mut(i) =
Affine3A::from_scale_rotation_translation(data.0, data.1, data.2)
}
})
});
}
criterion_group!(
benches,
affine3a_from_srt,
affine3a_inverse,
affine3a_mul_affine3a,
affine3a_mul_mat4,
affine3a_transform_point3,
affine3a_transform_point3a,
affine3a_transform_vector3,
affine3a_transform_vector3a,
mat4_mul_affine3a,
);
criterion_main!(benches);