opencv 0.46.2

Rust bindings for OpenCV
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

use opencv::core::{Point2d, Point3d, Point3f, Point3i, Vec3d};

#[test]
fn point3_add() {
    let src = Point3i::new(1, 2, 3);

    let res = Point3i::new(11, 22, 33);
    {
        let src = src.clone();
        let out = src + Point3i::new(10, 20, 30);
        assert_eq!(out, res);
    }

    {
        let mut out = src.clone();
        out += Point3i::new(10, 20, 30);
        assert_eq!(out, res);
    }
}

#[test]
fn point3_sub() {
    let src = Point3i::new(10, 20, 30);

    let res = Point3i::new(9, 18, 27);
    {
        let src = src.clone();
        let out = src - Point3i::new(1, 2, 3);
        assert_eq!(out, res);
    }

    {
        let mut out = src.clone();
        out -= Point3i::new(1, 2, 3);
        assert_eq!(out, res);
    }
}

#[test]
fn point3_mul() {
    let src = Point3f::new(10., 20., 30.);

    let res = Point3f::new(20., 40., 60.);
    {
        let src = src.clone();
        let out = src * 2.;
        assert_eq!(out, res);
    }

    {
        let mut out = src.clone();
        out *= 2.;
        assert_eq!(out, res);
    }
}

#[test]
fn point3_div() {
    let src = Point3i::new(10, 20, 30);

    let res = Point3i::new(5, 10, 15);
    {
        let src = src.clone();
        let out = src / 2;
        assert_eq!(out, res);
    }

    {
        let mut out = src.clone();
        out /= 2;
        assert_eq!(out, res);
    }
}

#[test]
fn point3_constructor() {
    let r = Point3d::from_point(Point2d::new(10., 20.));
    assert_eq!(10., r.x);
    assert_eq!(20., r.y);
    assert_eq!(0., r.z);
}

#[test]
fn point3_methods() {
    let pt = Point3i::new(2, 3, 4);
    assert_eq!(5.385164807134504, pt.norm());

    assert_eq!(Point3i::new(1, -2, 1), pt.cross(Point3i::new(1, 2, 3)));
    assert_eq!(Point3i::new(2, -4, 2), pt.cross(Point3i::new(-4, -5, -6)));
    assert_eq!(Point3i::new(-2, -28, 22), pt.cross(Point3i::new(-4, 5, 6)));

    assert_eq!(20, pt.dot(Point3i::new(1, 2, 3)));
    assert_eq!(29., pt.ddot(Point3i::new(2, 3, 4)));
}

#[test]
fn point3_conv() {
    let ptf = Point3d::new(1.2, 2.3, 3.4);
    assert_eq!(Point3i::new(1, 2, 3), ptf.to::<i32>().unwrap());
    assert_eq!(Point3f::new(1.2, 2.3, 3.4), ptf.to::<f32>().unwrap());
    let pti = Point3i::new(1, 2, 3);
    assert_eq!(Point3f::new(1., 2., 3.), pti.to::<f32>().unwrap());

    let vec = Vec3d::from([10., 20., 30.]);
    assert_eq!(vec, Point3d::from_vec3(vec).to_vec3());
}