1 /****************************************************************************
2 * Familia Lignum - Genealogical program *
3 * Copyright (C) 2011-2012 Rafał Długołęcki <rafal@dlugolecki.net.pl> *
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; version 2 of the License. *
9 * This program is distributed in the hope that it will be useful, *
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
12 * GNU General Public License for more details. *
14 * You should have received a copy of the GNU General Public License along *
15 * with this program; if not, write to the Free Software Foundation, Inc., *
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. *
18 ****************************************************************************/
20 #ifndef _FAMILIA_MATH_3D_H
21 #define _FAMILIA_MATH_3D_H
38 /** Quaternion angle */
41 /** Quaternion x coordinate */
44 /** Quaternion y coordinate */
47 /** Quaternion z coordinate */
52 struct matrix quaternion_to_matrix(struct quaternion q);
53 struct quaternion matrix_to_quaternion(struct matrix4 m);
55 struct quaternion slerp(struct quaternion q1, struct quaternion q2, float time);
57 struct quaternion quaternion_normalise(struct quaternion q)
60 #endif /* _FAMILIA_MATH_3D_H */