2vector_norm.h Source File

00001 
00014 /* This library is free software; you can redistribute it and/or
00015    modify it under the terms of the GNU Lesser General Public
00016    License as published by the Free Software Foundation; either
00017    version 2.1 of the License, or (at your option) any later version.
00018 
00019    This library is distributed in the hope that it will be useful,
00020    but WITHOUT ANY WARRANTY; without even the implied warranty of
00021    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00022    Lesser General Public License for more details.
00023 
00024    You should have received a copy of the GNU Lesser General Public
00025    License along with this library; if not, write to the Free Software
00026    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00027 */
00028 
00029 #ifndef _GAN_2VECTOR_NORM_H
00030 #define _GAN_2VECTOR_NORM_H
00031 
00032 #include <gandalf/linalg/2vector.h>
00033 #include <gandalf/linalg/2x2matrix.h>
00034 
00035 #ifdef __cplusplus
00036 extern "C" {
00037 #endif
00038 
00039 #define GAN_VEC_NORMALISE gan_vec2_normalize
00040 #define GAN_VECTYPE       Gan_Vector2
00041 #define GAN_SQUMATTYPE    Gan_SquMatrix22
00042 
00043 /*
00044  * File:          $RCSfile: vec_norm_noc.h,v $
00045  * Module:        Fixed size vector projective normalisation
00046  * Part of:       Gandalf Library
00047  *
00048  * Revision:      $Revision: 1.7 $
00049  * Last edited:   $Date: 2005/08/22 08:52:18 $
00050  * Author:        $Author: jps $
00051  * Copyright:     (c) 2000 Imagineer Software Limited
00052  *
00053  * Notes:         Not to be compiled separately
00054  */
00055 
00056 /* This library is free software; you can redistribute it and/or
00057    modify it under the terms of the GNU Lesser General Public
00058    License as published by the Free Software Foundation; either
00059    version 2.1 of the License, or (at your option) any later version.
00060 
00061    This library is distributed in the hope that it will be useful,
00062    but WITHOUT ANY WARRANTY; without even the implied warranty of
00063    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00064    Lesser General Public License for more details.
00065 
00066    You should have received a copy of the GNU Lesser General Public
00067    License along with this library; if not, write to the Free Software
00068    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00069 */
00070 
00071 /* normalises an array of vectors b */
00072  Gan_Bool gan_vec2_normalize ( Gan_Vector2 *b, int n, double term_threshold,
00073                              int max_iterations, Gan_SquMatrix22 *Lp );
00074 
00075 #undef GAN_VEC_NORMALISE
00076 #undef GAN_VECTYPE
00077 #undef GAN_SQUMATTYPE
00078 
00079 #ifdef __cplusplus
00080 }
00081 #endif
00082 
00083 #endif /* #ifndef _GAN_2VECTOR_NORM_H */