Fawkes API  Fawkes Development Version
eig3.h
1 
2 /***************************************************************************
3  * eig3.h: Eigen decomposition code for symmetric 3x3 matrices
4  *
5  * Created: Thu May 24 18:38:24 2012
6  * Copyright 2000 Brian Gerkey
7  * 2000 Kasper Stoy
8  * 2012 Tim Niemueller [www.niemueller.de]
9  ****************************************************************************/
10 
11 /* This program is free software; you can redistribute it and/or modify
12  * it under the terms of the GNU General Public License as published by
13  * the Free Software Foundation; either version 2 of the License, or
14  * (at your option) any later version.
15  *
16  * This program is distributed in the hope that it will be useful,
17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19  * GNU Library General Public License for more details.
20  *
21  * Read the full text in the LICENSE.GPL file in the doc directory.
22  */
23 
24 /* Eigen-decomposition for symmetric 3x3 real matrices.
25  Public domain, copied from the public domain Java library JAMA. */
26 
27 #ifndef _eig_h
28 
29 /* Symmetric matrix A => eigenvectors in columns of V, corresponding
30  eigenvalues in d. */
31 void eigen_decomposition(double A[3][3], double V[3][3], double d[3]);
32 
33 #endif