3 Copyright (C) 2016 juhdanad, Daniel Juhasz <juhdanad@gmail.com>
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU Lesser General Public License as published by
7 the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public License along
16 with this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
20 #ifndef SRC_RAYCAST_H_
21 #define SRC_RAYCAST_H_
25 * Checks if a line and a box intersects.
26 * @param[in] box box to test collision
27 * @param[in] start starting point of the line
28 * @param[in] dir direction and length of the line
29 * @param[out] collision_point first point of the collision
30 * @param[out] collision_normal normal vector at the collision, points
31 * outwards of the surface. If start is in the box, zero vector.
32 * @returns true if a collision point was found
34 bool boxLineCollision(const aabb3f &box, const v3f &start, const v3f &dir,
35 v3f *collision_point, v3s16 *collision_normal);
38 #endif /* SRC_RAYCAST_H_ */