1 /**********
2 *
3 * This file is part of the TINA Open Source Image Analysis Environment
4 * henceforth known as TINA
5 *
6 * TINA is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU Lesser General Public License as
8 * published by the Free Software Foundation.
9 *
10 * TINA 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.
14 *
15 * You should have received a copy of the GNU Lesser General Public License
16 * along with TINA; if not, write to the Free Software Foundation, Inc.,
17 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 *
19 **********
20 *
21 * Program : TINA
22 * File : $Source: /home/tina/cvs/tina-libs/tina/vision/visPgh_HTcovar.h,v $
23 * Date : $Date: 2003/11/12 15:44:37 $
24 * Version : $Revision: 1.1 $
25 * CVS Id : $Id: visPgh_HTcovar.h,v 1.1 2003/11/12 15:44:37 neil Exp $
26 *
27 * Author : Legacy TINA
28 *
29 * Notes :
30 *
31 *********
32 */
33
34 #ifndef TINA_VIS_PGH_HTCOVAR_HDR
35 #define TINA_VIS_PGH_HTCOVAR_HDR
36
37 #include <tina/geometry/geom_LineDef.h>
38 #include <tina/math/mathGeom_vec2.h>
39 #include <tina/geometry/geom_PointDef.h>
40
41 #ifdef __cplusplus
42 extern "C" {
43 #endif /* __cplusplus */
44
45 void get_covariance(Line2 *ue_lin1_s, Line2 *ue_lin2_s,
46 double *a, double *b, double *c, double *d);
47 void partial_derv_covariance(float ax1, float ay1, float ax2, float ay2,
48 float bx1, float by1, float bx2, float by2,
49 double *matrix_1, double *matrix_2);
50 double chi_squared_test(Vec2 *int_pt, Point2 *loc, double *a, double *b,
51 double *c, double *d);
52
53 #ifdef __cplusplus
54 }
55 #endif /* __cplusplus */
56 #endif /* TINA_VIS_PGH_HTCOVAR_HDR */
57
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