Visual Servoing Platform version 3.5.0
vpViewio.cpp
1/****************************************************************************
2 *
3 * ViSP, open source Visual Servoing Platform software.
4 * Copyright (C) 2005 - 2019 by Inria. All rights reserved.
5 *
6 * This software is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 * See the file LICENSE.txt at the root directory of this source
11 * distribution for additional information about the GNU GPL.
12 *
13 * For using ViSP with software that can not be combined with the GNU
14 * GPL, please contact Inria about acquiring a ViSP Professional
15 * Edition License.
16 *
17 * See http://visp.inria.fr for more information.
18 *
19 * This software was developed at:
20 * Inria Rennes - Bretagne Atlantique
21 * Campus Universitaire de Beaulieu
22 * 35042 Rennes Cedex
23 * France
24 *
25 * If you have questions regarding the use of this file, please contact
26 * Inria at visp@inria.fr
27 *
28 * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
29 * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
30 *
31 * Description:
32 * Le module "viewio.c" contient les procedures d'entree/sortie
33 * des types definis dans le module "view.h".
34 * Les entrees non specifiees sont effectuees
35 * sur le fichier source de "lex.c".
36 * Pour les mots cles des "fprintf_..." voir "token.c".
37 *
38 * Authors:
39 * Jean-Luc CORRE
40 *
41 *****************************************************************************/
42
43#include <visp3/core/vpConfig.h>
44
45#ifndef DOXYGEN_SHOULD_SKIP_THIS
46
47#include <stdio.h>
48
49#include "vpArit.h"
50#include "vpLex.h"
51#include "vpMyio.h"
52#include "vpSkipio.h"
53#include "vpToken.h"
54#include "vpViewio.h"
55
56/*
57 * La procedure "fscanf_Remove" lit en ascii les parametres d'elimination
58 * des faces.
59 * Entree :
60 * bp Parametres a lire.
61 */
62void fscanf_Remove(Byte *bp)
63{
64 switch (lex()) {
65 case T_NONE:
66 *bp = IS_INSIDE;
67 break;
68 case T_ABOVE:
69 *bp |= IS_ABOVE;
70 break;
71 case T_BACK:
72 *bp |= IS_BACK;
73 break;
74 case T_BELOW:
75 *bp |= IS_BELOW;
76 break;
77 case T_FRONT:
78 *bp |= IS_FRONT;
79 break;
80 case T_LEFT:
81 *bp |= IS_LEFT;
82 break;
83 case T_RIGHT:
84 *bp |= IS_RIGHT;
85 break;
86 default:
87 lexerr("start", "remove: keyword "
88 "\"none|above|back|below|front|left|right\" expected");
89 break;
90 }
91}
92
93/*
94 * La procedure "fscanf_View_parameters" lit en ascii les parametres
95 * de visualisation.
96 * Entree :
97 * vp Parametres de visualisation a lire.
98 */
99void fscanf_View_parameters(View_parameters *vp)
100{
101 /* Lecture du type de projection lors de la prise de vue. */
102
103 skip_keyword(T_TYPE, "view: keyword \"type\" expected");
104 switch (lex()) {
105 case T_PARALLEL:
106 vp->type = PARALLEL;
107 break;
108 case T_PERSPECTIVE:
109 vp->type = PERSPECTIVE;
110 break;
111 default:
112 lexerr("start", "view_type: keyword \"parallel|perspective\" expected");
113 break;
114 }
115
116 /* Lecture du centre de projection (oeil) de la prise de vue. */
117
118 skip_keyword(T_COP, "view: keyword \"cop\" expected");
119 pusherr("view_cop: ");
120 fscanf_Point3f(&vp->cop);
121 poperr();
122
123 /* Lecture du point de reference (cible) a la prise de vue. */
124
125 skip_keyword(T_VRP, "view: keyword \"vrp\" expected");
126 pusherr("view_vrp: ");
127 fscanf_Point3f(&vp->vrp);
128 poperr();
129
130 /* Lecture de la direction normale au plan de projection. */
131
132 skip_keyword(T_VPN, "view: keyword \"vpn\" expected");
133 pusherr("view_vpn: ");
134 fscanf_Vector(&vp->vpn);
135 poperr();
136
137 /* Lecture de la direction indiquant le haut de la projection. */
138
139 skip_keyword(T_VUP, "view: keyword \"vup\" expected");
140 pusherr("view_vup: ");
141 fscanf_Vector(&vp->vup);
142 poperr();
143
144 /* Lecture de la fenetre de projection de la prise de vue. */
145
146 skip_keyword(T_WINDOW, "view: keyword \"window\" expected");
147 pusherr("view_window_umin: ");
148 fscanf_float(&vp->vwd.umin);
149 popuperr("view_window_umax: ");
150 fscanf_float(&vp->vwd.umax);
151 popuperr("view_window_vmin: ");
152 fscanf_float(&vp->vwd.vmin);
153 popuperr("view_window_vmax: ");
154 fscanf_float(&vp->vwd.vmax);
155 poperr();
156
157 /* Lecture des profondeurs de decoupage avant et arriere. */
158
159 skip_keyword(T_DEPTH, "view: keyword \"depth\" expected");
160 pusherr("view_depth_front: ");
161 fscanf_float(&vp->depth.front);
162 popuperr("view_depth_back: ");
163 fscanf_float(&vp->depth.back);
164 poperr();
165}
166
167#endif