1 | /* graphene-sphere.h: A sphere |
2 | * |
3 | * SPDX-License-Identifier: MIT |
4 | * |
5 | * Copyright 2014 Emmanuele Bassi |
6 | * |
7 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
8 | * of this software and associated documentation files (the "Software"), to deal |
9 | * in the Software without restriction, including without limitation the rights |
10 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
11 | * copies of the Software, and to permit persons to whom the Software is |
12 | * furnished to do so, subject to the following conditions: |
13 | * |
14 | * The above copyright notice and this permission notice shall be included in |
15 | * all copies or substantial portions of the Software. |
16 | * |
17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
18 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
19 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
20 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
21 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
22 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
23 | * THE SOFTWARE. |
24 | */ |
25 | |
26 | #pragma once |
27 | |
28 | #if !defined(GRAPHENE_H_INSIDE) && !defined(GRAPHENE_COMPILATION) |
29 | #error "Only graphene.h can be included directly." |
30 | #endif |
31 | |
32 | #include "graphene-types.h" |
33 | #include "graphene-vec3.h" |
34 | |
35 | GRAPHENE_BEGIN_DECLS |
36 | |
37 | /** |
38 | * graphene_sphere_t: |
39 | * |
40 | * A sphere, represented by its center and radius. |
41 | * |
42 | * Since: 1.2 |
43 | */ |
44 | struct _graphene_sphere_t |
45 | { |
46 | /*< private >*/ |
47 | GRAPHENE_PRIVATE_FIELD (graphene_vec3_t, center); |
48 | GRAPHENE_PRIVATE_FIELD (float, radius); |
49 | }; |
50 | |
51 | GRAPHENE_AVAILABLE_IN_1_2 |
52 | graphene_sphere_t * graphene_sphere_alloc (void); |
53 | GRAPHENE_AVAILABLE_IN_1_2 |
54 | void graphene_sphere_free (graphene_sphere_t *s); |
55 | |
56 | GRAPHENE_AVAILABLE_IN_1_2 |
57 | graphene_sphere_t * graphene_sphere_init (graphene_sphere_t *s, |
58 | const graphene_point3d_t *center, |
59 | float radius); |
60 | |
61 | GRAPHENE_AVAILABLE_IN_1_2 |
62 | graphene_sphere_t * graphene_sphere_init_from_points (graphene_sphere_t *s, |
63 | unsigned int n_points, |
64 | const graphene_point3d_t *points, |
65 | const graphene_point3d_t *center); |
66 | GRAPHENE_AVAILABLE_IN_1_2 |
67 | graphene_sphere_t * graphene_sphere_init_from_vectors (graphene_sphere_t *s, |
68 | unsigned int n_vectors, |
69 | const graphene_vec3_t *vectors, |
70 | const graphene_point3d_t *center); |
71 | |
72 | GRAPHENE_AVAILABLE_IN_1_2 |
73 | void graphene_sphere_get_center (const graphene_sphere_t *s, |
74 | graphene_point3d_t *center); |
75 | GRAPHENE_AVAILABLE_IN_1_2 |
76 | float graphene_sphere_get_radius (const graphene_sphere_t *s); |
77 | GRAPHENE_AVAILABLE_IN_1_2 |
78 | bool graphene_sphere_is_empty (const graphene_sphere_t *s); |
79 | GRAPHENE_AVAILABLE_IN_1_2 |
80 | bool graphene_sphere_equal (const graphene_sphere_t *a, |
81 | const graphene_sphere_t *b); |
82 | GRAPHENE_AVAILABLE_IN_1_2 |
83 | bool graphene_sphere_contains_point (const graphene_sphere_t *s, |
84 | const graphene_point3d_t *point); |
85 | GRAPHENE_AVAILABLE_IN_1_2 |
86 | float graphene_sphere_distance (const graphene_sphere_t *s, |
87 | const graphene_point3d_t *point); |
88 | GRAPHENE_AVAILABLE_IN_1_2 |
89 | void graphene_sphere_get_bounding_box (const graphene_sphere_t *s, |
90 | graphene_box_t *box); |
91 | GRAPHENE_AVAILABLE_IN_1_2 |
92 | void graphene_sphere_translate (const graphene_sphere_t *s, |
93 | const graphene_point3d_t *point, |
94 | graphene_sphere_t *res); |
95 | |
96 | GRAPHENE_END_DECLS |
97 | |