bevy_heavy 0.5.0

Mass property computation for Bevy's geometric primitives.
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

//! Extension traits for math types.

use bevy_math::*;

/// An extension trait for computing reciprocals without division by zero.
pub trait RecipOrZero {
    /// Computes the reciprocal of `self` if `self` is not zero,
    /// and returns zero otherwise to avoid division by zero.
    fn recip_or_zero(self) -> Self;
}

impl RecipOrZero for f32 {
    #[inline]
    fn recip_or_zero(self) -> Self {
        if self != 0.0 && self.is_finite() {
            self.recip()
        } else {
            0.0
        }
    }
}

impl RecipOrZero for f64 {
    #[inline]
    fn recip_or_zero(self) -> Self {
        if self != 0.0 && self.is_finite() {
            self.recip()
        } else {
            0.0
        }
    }
}

impl RecipOrZero for Vec2 {
    #[inline]
    fn recip_or_zero(self) -> Self {
        Self::new(self.x.recip_or_zero(), self.y.recip_or_zero())
    }
}

impl RecipOrZero for Vec3 {
    #[inline]
    fn recip_or_zero(self) -> Self {
        Self::new(
            self.x.recip_or_zero(),
            self.y.recip_or_zero(),
            self.z.recip_or_zero(),
        )
    }
}

impl RecipOrZero for DVec2 {
    #[inline]
    fn recip_or_zero(self) -> Self {
        Self::new(self.x.recip_or_zero(), self.y.recip_or_zero())
    }
}

impl RecipOrZero for DVec3 {
    #[inline]
    fn recip_or_zero(self) -> Self {
        Self::new(
            self.x.recip_or_zero(),
            self.y.recip_or_zero(),
            self.z.recip_or_zero(),
        )
    }
}