DGtal  0.9.2
CircleFrom2Points.ih
1 /**
2  * This program is free software: you can redistribute it and/or modify
3  * it under the terms of the GNU Lesser General Public License as
4  * published by the Free Software Foundation, either version 3 of the
5  * License, or (at your option) any later version.
6  *
7  * This program is distributed in the hope that it will be useful,
8  * but WITHOUT ANY WARRANTY; without even the implied warranty of
9  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10  * GNU General Public License for more details.
11  *
12  * You should have received a copy of the GNU General Public License
13  * along with this program. If not, see <http://www.gnu.org/licenses/>.
14  *
15  **/
16 
17 /**
18  * @file CircleFrom2Points.ih
19  * @author Tristan Roussillon (\c tristan.roussillon@liris.cnrs.fr )
20  * Laboratoire d'InfoRmatique en Image et Systèmes d'information - LIRIS (CNRS, UMR 5205), CNRS, France
21  *
22  * @date 2011/09/22
23  *
24  * @brief Implementation of inline methods defined in CircleFrom2Points.h
25  *
26  * This file is part of the DGtal library.
27  */
28 
29 
30 //////////////////////////////////////////////////////////////////////////////
31 #include <cstdlib>
32 //////////////////////////////////////////////////////////////////////////////
33 
34 ///////////////////////////////////////////////////////////////////////////////
35 // IMPLEMENTATION of inline methods.
36 ///////////////////////////////////////////////////////////////////////////////
37 
38 ///////////////////////////////////////////////////////////////////////////////
39 // ----------------------- Standard services ------------------------------
40 
41 template <typename TPoint>
42 inline
43 DGtal::CircleFrom2Points<TPoint>::~CircleFrom2Points()
44 {
45 }
46 
47 template <typename TPoint>
48 inline
49 DGtal::CircleFrom2Points<TPoint>::CircleFrom2Points(const Point& aPole): myPole(aPole)
50 {
51 }
52 
53 template <typename TPoint>
54 inline
55 void
56 DGtal::CircleFrom2Points<TPoint>::init(
57  const Point& aFirstPoint,
58  const Point& aSecondPoint)
59 {
60  myP = aFirstPoint;
61  myQ = aSecondPoint;
62 }
63 
64 
65 template <typename TPoint>
66 inline
67 DGtal::CircleFrom2Points<TPoint>::CircleFrom2Points(
68  const Point& aPole,
69  const Point& aFirstPoint,
70  const Point& aSecondPoint):
71  myPole(aPole),
72  myP(aFirstPoint),
73  myQ(aSecondPoint)
74 {
75 }
76 
77 
78 template <typename TPoint>
79 inline
80 DGtal::CircleFrom2Points<TPoint>::CircleFrom2Points(
81  const CircleFrom2Points & other):
82  myPole(other.myPole),
83  myP(other.myP),
84  myQ(other.myQ)
85 {
86 }
87 
88 
89 template <typename TPoint>
90 inline
91 DGtal::CircleFrom2Points<TPoint>&
92 DGtal::CircleFrom2Points<TPoint>::operator=(
93  const CircleFrom2Points & other)
94 {
95  myP = other.myP;
96  myQ = other.myQ;
97  myPole = other.myPole;
98  return *this;
99 }
100 
101 
102 
103 template <typename TPoint>
104 inline
105 typename DGtal::CircleFrom2Points<TPoint>::Distance
106 DGtal::CircleFrom2Points<TPoint>::signedDistance(const Point& aP) const
107 {
108  CircleFrom3Points<Point> c(myPole,myP,myQ);
109  return c.signedDistance(aP);
110 }
111 
112 template <typename TPoint>
113 inline
114 void
115 DGtal::CircleFrom2Points<TPoint>::getParameters(double& cx, double& cy, double& r) const
116 {
117  CircleFrom3Points<Point> c(myPole,myP,myQ);
118  c.getParameters(cx,cy,r);
119 }
120 
121 ///////////////////////////////////////////////////////////////////////////////
122 // Interface - public :
123 
124 template <typename TPoint>
125 inline
126 std::string
127 DGtal::CircleFrom2Points<TPoint>::className() const
128 {
129  return "CircleFrom2Points";
130 }
131 
132 template <typename TPoint>
133 inline
134 void
135 DGtal::CircleFrom2Points<TPoint>::selfDisplay ( std::ostream & out ) const
136 {
137  out << "[CircleFrom2Points] passing through:\n";
138  out << "pole " << myPole << " and " << myP << myQ;
139 }
140 
141 template <typename TPoint>
142 inline
143 bool
144 DGtal::CircleFrom2Points<TPoint>::isValid() const
145 {
146  return true;
147 }
148 
149