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vpTriangle.h
1 /****************************************************************************
2  *
3  * This file is part of the ViSP software.
4  * Copyright (C) 2005 - 2017 by Inria. All rights reserved.
5  *
6  * This software is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public License
8  * ("GPL") version 2 as published by the Free Software Foundation.
9  * See the file LICENSE.txt at the root directory of this source
10  * distribution for additional information about the GNU GPL.
11  *
12  * For using ViSP with software that can not be combined with the GNU
13  * GPL, please contact Inria about acquiring a ViSP Professional
14  * Edition License.
15  *
16  * See http://visp.inria.fr for more information.
17  *
18  * This software was developed at:
19  * Inria Rennes - Bretagne Atlantique
20  * Campus Universitaire de Beaulieu
21  * 35042 Rennes Cedex
22  * France
23  *
24  * If you have questions regarding the use of this file, please contact
25  * Inria at visp@inria.fr
26  *
27  * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
28  * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
29  *
30  * Description:
31  * Defines a 2D triangle.
32  *
33  * Author:
34  * Amaury Dame
35  * Nicolas Melchior
36  *
37  *****************************************************************************/
38 
39 #ifndef vpTriangle_h
40 #define vpTriangle_h
41 
52 #include <visp3/core/vpImagePoint.h>
53 #include <visp3/core/vpMatrix.h>
54 
55 class VISP_EXPORT vpTriangle
56 {
57  private:
58  bool goodTriange;
59  vpImagePoint S1;
60  double uvinv00;
61  double uvinv01;
62  double uvinv10;
63  double uvinv11;
64  double ptempo0;
65  double ptempo1;
66  double area;
67  vpImagePoint apex1;
68  vpImagePoint apex2;
69  vpImagePoint apex3;
70 
71  public:
72  vpTriangle();
73  vpTriangle(const vpTriangle &tri);
74  virtual ~vpTriangle();
75 
76  vpTriangle &operator=(const vpTriangle& tri);
77 
78  vpTriangle(const vpImagePoint &iP1, const vpImagePoint &iP2, const vpImagePoint &iP3);
79 
80  void buildFrom(const vpImagePoint &iP1, const vpImagePoint &iP2, const vpImagePoint &iP3);
81 
82  bool inTriangle(const vpImagePoint &iP, double threshold = 0.00001);
83 
92  iP1 = apex1;
93  iP2 = apex2;
94  iP3 = apex3;}
95 
96 
103  inline double getArea() const{
104  return this->area;
105  }
106 
107  private:
108  void init(const vpImagePoint &iP1, const vpImagePoint &iP2, const vpImagePoint &iP3);
109 
110 };
111 
112 #endif
113 
double getArea() const
Definition: vpTriangle.h:103
Defines a 2D triangle.
Definition: vpTriangle.h:55
Class that defines a 2D point in an image. This class is useful for image processing and stores only ...
Definition: vpImagePoint.h:88
void getTriangleApexes(vpImagePoint &iP1, vpImagePoint &iP2, vpImagePoint &iP3) const
Definition: vpTriangle.h:91