boolmesh 0.1.7

Robust 3D mesh boolean library
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

//--- Copyright (C) 2025 Saki Komikado <komietty@gmail.com>,
//--- This Source Code Form is subject to the terms of the Mozilla Public License v.2.0.

#![allow(clippy::too_many_arguments)]
#![allow(clippy::cast_abs_to_unsigned)]
#![allow(unused_braces)]

mod manifold;
mod triangulation;
mod simplification;
mod common;
mod boolean03;
mod boolean45;
mod compose;
mod tests;

use crate::boolean03::boolean03;
use crate::boolean45::boolean45;
use crate::simplification::simplify_topology;
use crate::triangulation::triangulate;
use crate::common::*;
use crate::manifold::*;

pub use crate::common::{Real, Vec2, Vec3, Vec4, Mat3, K_PRECISION};

pub mod prelude {
    pub use crate::common::OpType;
    pub use crate::manifold::Manifold;
    pub use crate::compute_boolean;
    pub use crate::compose::{
        compose,
        fractal,
        extrude,
        generate_cone,
        generate_cube,
        generate_torus,
        generate_cylinder,
        generate_uv_sphere,
        generate_icosphere,
    };
}

pub fn compute_boolean(
    mp: &Manifold,
    mq: &Manifold,
    op: OpType,
) -> Result<Manifold, String> {
    let eps = mp.eps.max(mq.eps);
    let tol = mp.tol.max(mq.tol);

    let     b03 = boolean03(mp, mq, &op);
    let mut b45 = boolean45(mp, mq, &b03, &op);
    let mut trg = triangulate(mp, mq, &b45, eps)?;

    simplify_topology(
        &mut trg.hs,
        &mut b45.ps,
        &mut trg.ns,
        &mut trg.rs,
        b45.nv_from_p,
        b45.nv_from_q,
        eps
    );

    cleanup_unused_verts(
        &mut b45.ps,
        &mut trg.hs
    );

    Manifold::new_impl(
        b45.ps,
        trg.hs.chunks(3).map(|hs| Vec3u::new(hs[0].tail, hs[1].tail, hs[2].tail)).collect(),
        Some(eps),
        Some(tol)
    )
}

//pub fn compute_boolean_from_raw_data(
//    pos0: &[Real],
//    idx0: &[usize],
//    pos1: &[Real],
//    idx1: &[usize],
//    op_type: usize
//) -> Result<Manifold, String>{
//    let mp = Manifold::new(&pos0, &idx0)?;
//    let mq = Manifold::new(&pos1, &idx1)?;
//    let op = match op_type {
//        0 => OpType::Add,
//        1 => OpType::Subtract,
//        2 => OpType::Intersect,
//        _ => return Err("Invalid op_type".into())
//    };
//    compute_boolean(&mp, &mq, op)
//}