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
35GRAPHENE_BEGIN_DECLS
36
37/**
38 * graphene_sphere_t:
39 *
40 * A sphere, represented by its center and radius.
41 *
42 * Since: 1.2
43 */
44struct _graphene_sphere_t
45{
46 /*< private >*/
47 GRAPHENE_PRIVATE_FIELD (graphene_vec3_t, center);
48 GRAPHENE_PRIVATE_FIELD (float, radius);
49};
50
51GRAPHENE_AVAILABLE_IN_1_2
52graphene_sphere_t * graphene_sphere_alloc (void);
53GRAPHENE_AVAILABLE_IN_1_2
54void graphene_sphere_free (graphene_sphere_t *s);
55
56GRAPHENE_AVAILABLE_IN_1_2
57graphene_sphere_t * graphene_sphere_init (graphene_sphere_t *s,
58 const graphene_point3d_t *center,
59 float radius);
60
61GRAPHENE_AVAILABLE_IN_1_2
62graphene_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);
66GRAPHENE_AVAILABLE_IN_1_2
67graphene_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
72GRAPHENE_AVAILABLE_IN_1_2
73void graphene_sphere_get_center (const graphene_sphere_t *s,
74 graphene_point3d_t *center);
75GRAPHENE_AVAILABLE_IN_1_2
76float graphene_sphere_get_radius (const graphene_sphere_t *s);
77GRAPHENE_AVAILABLE_IN_1_2
78bool graphene_sphere_is_empty (const graphene_sphere_t *s);
79GRAPHENE_AVAILABLE_IN_1_2
80bool graphene_sphere_equal (const graphene_sphere_t *a,
81 const graphene_sphere_t *b);
82GRAPHENE_AVAILABLE_IN_1_2
83bool graphene_sphere_contains_point (const graphene_sphere_t *s,
84 const graphene_point3d_t *point);
85GRAPHENE_AVAILABLE_IN_1_2
86float graphene_sphere_distance (const graphene_sphere_t *s,
87 const graphene_point3d_t *point);
88GRAPHENE_AVAILABLE_IN_1_2
89void graphene_sphere_get_bounding_box (const graphene_sphere_t *s,
90 graphene_box_t *box);
91GRAPHENE_AVAILABLE_IN_1_2
92void graphene_sphere_translate (const graphene_sphere_t *s,
93 const graphene_point3d_t *point,
94 graphene_sphere_t *res);
95
96GRAPHENE_END_DECLS
97

source code of gtk/subprojects/graphene/include/graphene-sphere.h