Visual Servoing Platform version 3.6.0
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plot3d.cpp
1/****************************************************************************
2 *
3 * ViSP, open source Visual Servoing Platform software.
4 * Copyright (C) 2005 - 2023 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 https://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 * Example which describes how to use the vpPlot class
33 *
34 *
35*****************************************************************************/
36
43#include <iostream>
44#include <visp3/core/vpConfig.h>
45#include <visp3/gui/vpPlot.h>
46
47int main()
48{
49#if defined(VISP_HAVE_DISPLAY)
50 try {
51 // Create a window with one graphic
52 vpPlot plot(1);
53
54 // Change the default font
55 // plot.setFont("-misc-fixed-bold-r-semicondensed--0-0-75-75-c-0-iso8859-10");
56
57 // The graphic contains 2 curves
58 plot.initGraph(0, 2);
59
60 // Set the graphic parameters
61 plot.setTitle(0, "First graphic");
62 plot.setUnitX(0, "time (s)");
63 plot.setUnitY(0, "y");
64 plot.setUnitZ(0, "z");
65 plot.setLegend(0, 0, "y^2+z^2=1 and y(0) = 1");
66 plot.setLegend(0, 1, "y^2+z^2=1 and y(0) = -1");
67 plot.setColor(0, 0, vpColor::red);
68 plot.setColor(0, 1, vpColor::green);
69
70 double x = 0;
71 double y = 1;
72 double z = 0;
73 double dx = 0.08;
74 double dy = 0.04;
75 double zsign = 1.0;
76
77 unsigned long iter = 0;
78
79 std::cout << "Hit CTRL-C to or right mouse button to exit..." << std::endl;
80 bool end = false;
81 while (!end) {
82 if (iter < 300) {
83 // y*y+z*z = 1
84 if (fabs(y) < 1.0)
85 z = sqrt(1.0 - y * y);
86 else
87 z = 0;
88
89 // Add points to the graphic
90 if (plot.plot(0, 0, x, y, z * zsign) == vpMouseButton::button3)
91 end = true;
92 if (plot.plot(0, 1, x, -y, -z * zsign) == vpMouseButton::button3)
93 end = true;
94
95 x += dx;
96
97 if (fabs(y) >= 1.0)
98 dy = -dy;
99 y += dy;
100 if (fabs(y) >= 1.0)
101 zsign = -zsign;
102 } else {
103 // Tip: to allows modifying the point of view with the mouse we
104 // plot always the last point
105 if (plot.plot(0, 0, x, y, z * zsign) == vpMouseButton::button3)
106 end = true;
107 if (plot.plot(0, 1, x, -y, -z * zsign) == vpMouseButton::button3)
108 end = true;
109 }
110 iter++;
111 }
112 return EXIT_SUCCESS;
113 } catch (const vpException &e) {
114 std::cout << "Catch an exception: " << e << std::endl;
115 return EXIT_FAILURE;
116 }
117#else
118 std::cout << "Plot functionalities are not avalaible since no display is "
119 "available."
120 << std::endl;
121 return EXIT_SUCCESS;
122#endif
123}
static const vpColor red
Definition vpColor.h:211
static const vpColor green
Definition vpColor.h:214
error that can be emitted by ViSP classes.
Definition vpException.h:59
This class enables real time drawing of 2D or 3D graphics. An instance of the class open a window whi...
Definition vpPlot.h:113