2 RetroRay - integrated standalone vintage modeller/renderer
3 Copyright (C) 2023 John Tsiombikas <nuclear@mutantstargoat.com>
5 This program is free software: you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation, either version 3 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program. If not, see <https://www.gnu.org/licenses/>.
21 #include "cgmath/cgmath.h"
29 #define OBJ_COMMON_ATTR \
32 cgm_vec3 pos, scale, pivot; \
34 float xform[16], inv_xform[16]; \
49 struct object *subobj; /* darr */
53 struct object **objects; /* darr */
56 struct rayhit; /* declared in rt.h */
58 struct scene *create_scene(void);
59 void free_scene(struct scene *scn);
61 int scn_add_object(struct scene *scn, struct object *obj);
62 int scn_rm_object(struct scene *scn, int idx);
63 int scn_num_objects(const struct scene *scn);
64 int scn_object_index(const struct scene *scn, const struct object *obj);
66 int scn_intersect(const struct scene *scn, const cgm_ray *ray, struct rayhit *hit);
68 struct object *create_object(int type);
69 void free_object(struct object *obj);
71 int set_object_name(struct object *obj, const char *name);
73 void calc_object_matrix(struct object *obj);