[go: up one dir, main page]

glam 0.30.3

A simple and fast 3D math library for games and graphics
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186

#[path = "support/macros.rs"]
#[macro_use]
mod macros;
mod support;

use criterion::{criterion_group, criterion_main, Criterion};
use glam::{Vec3, Vec3A};
use std::ops::Mul;
use support::*;

bench_binop!(
    vec3a_mul_vec3a,
    "vec3a mul vec3a",
    op => mul,
    from1 => random_vec3a,
    from2 => random_vec3a
);

#[inline]
fn vec3a_to_rgb_op(v: Vec3A) -> u32 {
    let (red, green, blue) = (v.min(Vec3A::ONE).max(Vec3A::ZERO) * 255.0).into();
    ((red as u32) << 16) | ((green as u32) << 8) | (blue as u32)
}

#[inline]
fn vec3a_deref(v: Vec3A) -> [f32; 3] {
    [v.x, v.y, v.z]
}

#[inline]
fn vec3a_into_array(v: Vec3A) -> [f32; 3] {
    v.into()
}

#[inline]
fn vec3a_into_tuple(v: Vec3A) -> (f32, f32, f32) {
    v.into()
}

#[inline]
fn vec3a_into_vec3(v: Vec3A) -> Vec3 {
    v.into()
}

bench_func!(
vec3a_to_vec3,
"vec3a into vec3",
op => vec3a_into_vec3,
from => random_vec3a
);

bench_func!(
vec3a_to_rgb,
"vec3a to rgb",
op => vec3a_to_rgb_op,
from => random_vec3a
);

bench_func!(
vec3a_to_array_deref,
"vec3a into array deref",
op => vec3a_deref,
from => random_vec3a
);

bench_func!(
vec3a_to_array_into,
"vec3a into array fast",
op => vec3a_into_array,
from => random_vec3a
);

bench_func!(
vec3a_to_tuple_into,
"vec3a into tuple fast",
op => vec3a_into_tuple,
from => random_vec3a
);

euler!(vec3a_euler, "vec3a euler", ty => Vec3A, storage => Vec3A, zero => Vec3A::ZERO, rand => random_vec3a);

#[inline]
fn vec3a_normalize(v: Vec3A) -> Vec3A {
    v.normalize()
}

bench_func!(
    vec3a_normalize_bench,
    "vec3a normalize",
    op => vec3a_normalize,
    from => random_vec3a
);

#[inline]
fn vec3a_normalize_or(v: Vec3A) -> Vec3A {
    v.normalize_or(Vec3A::X)
}

bench_func!(
    vec3a_normalize_or_bench,
    "vec3a normalize_or",
    op => vec3a_normalize_or,
    from => random_vec3a
);

#[inline]
fn vec3a_normalize_or_zero(v: Vec3A) -> Vec3A {
    v.normalize_or_zero()
}

bench_func!(
    vec3a_normalize_or_zero_bench,
    "vec3a normalize_or_zero",
    op => vec3a_normalize_or_zero,
    from => random_vec3a
);

bench_binop!(
    vec3a_angle_between,
    "vec3a angle_between",
    op => angle_between,
    from1 => random_vec3a,
    from2 => random_vec3a
);

bench_binop!(
    vec3a_cross,
    "vec3a cross",
    op => cross,
    from1 => random_vec3a,
    from2 => random_vec3a
);

bench_binop!(
    vec3a_dot,
    "vec3a dot",
    op => dot,
    from1 => random_vec3a,
    from2 => random_vec3a
);

bench_unop!(
    vec3a_length,
    "vec3a length",
    op => length,
    from => random_vec3a
);

bench_select!(
    vec3a_select,
    "vec3a select",
    ty => Vec3A,
    op => cmple,
    from => random_vec3a
);

bench_trinop!(
    vec3a_slerp,
    "vec3a slerp",
    op => slerp,
    from1 => random_vec3a,
    from2 => random_vec3a,
    from3 => random_f32
);

criterion_group!(
    benches,
    vec3a_normalize_bench,
    vec3a_normalize_or_bench,
    vec3a_normalize_or_zero_bench,
    vec3a_angle_between,
    vec3a_cross,
    vec3a_dot,
    vec3a_length,
    vec3a_euler,
    vec3a_mul_vec3a,
    vec3a_select,
    vec3a_to_array_deref,
    vec3a_to_array_into,
    vec3a_to_rgb,
    vec3a_to_tuple_into,
    vec3a_to_vec3,
    vec3a_slerp,
);

criterion_main!(benches);