LSSTApplications  18.0.0+106,18.0.0+50,19.0.0,19.0.0+1,19.0.0+10,19.0.0+11,19.0.0+13,19.0.0+17,19.0.0+2,19.0.0-1-g20d9b18+6,19.0.0-1-g425ff20,19.0.0-1-g5549ca4,19.0.0-1-g580fafe+6,19.0.0-1-g6fe20d0+1,19.0.0-1-g7011481+9,19.0.0-1-g8c57eb9+6,19.0.0-1-gb5175dc+11,19.0.0-1-gdc0e4a7+9,19.0.0-1-ge272bc4+6,19.0.0-1-ge3aa853,19.0.0-10-g448f008b,19.0.0-12-g6990b2c,19.0.0-2-g0d9f9cd+11,19.0.0-2-g3d9e4fb2+11,19.0.0-2-g5037de4,19.0.0-2-gb96a1c4+3,19.0.0-2-gd955cfd+15,19.0.0-3-g2d13df8,19.0.0-3-g6f3c7dc,19.0.0-4-g725f80e+11,19.0.0-4-ga671dab3b+1,19.0.0-4-gad373c5+3,19.0.0-5-ga2acb9c+2,19.0.0-5-gfe96e6c+2,w.2020.01
LSSTDataManagementBasePackage
Point.h
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1 // -*- LSST-C++ -*-
2 /*
3  * This file is part of jointcal.
4  *
5  * Developed for the LSST Data Management System.
6  * This product includes software developed by the LSST Project
7  * (https://www.lsst.org).
8  * See the COPYRIGHT file at the top-level directory of this distribution
9  * for details of code ownership.
10  *
11  * This program is free software: you can redistribute it and/or modify
12  * it under the terms of the GNU General Public License as published by
13  * the Free Software Foundation, either version 3 of the License, or
14  * (at your option) any later version.
15  *
16  * This program is distributed in the hope that it will be useful,
17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19  * GNU General Public License for more details.
20  *
21  * You should have received a copy of the GNU General Public License
22  * along with this program. If not, see <https://www.gnu.org/licenses/>.
23  */
24 
25 #ifndef LSST_JOINTCAL_POINT_H
26 #define LSST_JOINTCAL_POINT_H
27 #include <iostream>
28 #include <cmath>
29 
30 namespace lsst {
31 namespace jointcal {
32 
35 class Point {
37 public:
38  virtual ~Point() {}
39 
41  double x, y;
42 
44  Point() : x(0), y(0){};
45 
47  Point(double xx, double yy) : x(xx), y(yy){};
48 
50  double Distance(const Point& other) const {
51  return sqrt((x - other.x) * (x - other.x) + (y - other.y) * (y - other.y));
52  };
53 
55  double computeDist2(const Point& other) const {
56  return ((x - other.x) * (x - other.x) + (y - other.y) * (y - other.y));
57  };
58 
60  Point operator+(const Point& Right) const { return Point(x + Right.x, y + Right.y); }
61 
63  Point operator-(const Point& Right) const { return Point(x - Right.x, y - Right.y); }
64 
66  virtual void dump(std::ostream& s = std::cout) const { s << "x: " << x << " y: " << y; }
67 
69  friend std::ostream& operator<<(std::ostream& stream, const Point& point) {
70  point.dump(stream);
71  return stream;
72  }
73 };
74 
76 } // namespace jointcal
77 } // namespace lsst
78 
79 #endif // LSST_JOINTCAL_POINT_H
A point in a plane.
Definition: Point.h:36
virtual void dump(std::ostream &s=std::cout) const
utility
Definition: Point.h:66
ItemVariant const * other
Definition: Schema.cc:56
double Distance(const Point &other) const
Definition: Point.h:50
double x
coordinate
Definition: Point.h:41
A base class for image defects.
Point(double xx, double yy)
Definition: Point.h:47
virtual ~Point()
Definition: Point.h:38
Point operator+(const Point &Right) const
Sum.
Definition: Point.h:60
double computeDist2(const Point &other) const
distance squared to other
Definition: Point.h:55
T sqrt(T... args)
Point operator-(const Point &Right) const
Difference.
Definition: Point.h:63
STL class.
friend std::ostream & operator<<(std::ostream &stream, const Point &point)
Definition: Point.h:69