classicube_sys\vectors/
mod.rs

1mod ivec;
2mod matrix;
3mod vec;
4
5pub use self::{ivec::*, matrix::*, vec::*};
6use crate::{bindings::*, std_types::c_double};
7
8/// Sets the x, y, and z components of a 3D vector
9#[macro_export]
10macro_rules! Vec3_Set {
11    ($v:expr, $x:expr, $y:expr, $z:expr) => {
12        $v.x = $x;
13        $v.y = $y;
14        $v.z = $z;
15    };
16}
17
18/// Whether all components of a 3D vector are 0
19#[macro_export]
20macro_rules! Vec3_IsZero {
21    ($v:expr) => {
22        #[allow(clippy::float_cmp)]
23        {
24            $v.x == 0 as _ && $v.y == 0 as _ && $v.z == 0 as _
25        }
26    };
27}
28
29#[macro_export]
30macro_rules! Vec3_AddBy {
31    ($dst:expr, $value:expr) => {
32        $crate::Vec3_Add($dst, $dst, $value)
33    };
34}
35
36#[macro_export]
37macro_rules! Vec3_SubBy {
38    ($dst:expr, $value:expr) => {
39        $crate::Vec3_Sub($dst, $dst, $value)
40    };
41}
42
43#[macro_export]
44macro_rules! Vec3_Mul1By {
45    ($dst:expr, $value:expr) => {
46        $crate::Vec3_Mul1($dst, $dst, $value)
47    };
48}
49
50#[macro_export]
51macro_rules! Vec3_Mul3By {
52    ($dst:expr, $value:expr) => {
53        $crate::Vec3_Mul3($dst, $dst, $value)
54    };
55}
56
57pub fn Tan_Simple(x: c_double) -> c_double {
58    unsafe { Math_Sin(x) / Math_Cos(x) }
59}