LSST Applications  21.0.0-172-gfb10e10a+18fedfabac,22.0.0+297cba6710,22.0.0+80564b0ff1,22.0.0+8d77f4f51a,22.0.0+a28f4c53b1,22.0.0+dcf3732eb2,22.0.1-1-g7d6de66+2a20fdde0d,22.0.1-1-g8e32f31+297cba6710,22.0.1-1-geca5380+7fa3b7d9b6,22.0.1-12-g44dc1dc+2a20fdde0d,22.0.1-15-g6a90155+515f58c32b,22.0.1-16-g9282f48+790f5f2caa,22.0.1-2-g92698f7+dcf3732eb2,22.0.1-2-ga9b0f51+7fa3b7d9b6,22.0.1-2-gd1925c9+bf4f0e694f,22.0.1-24-g1ad7a390+a9625a72a8,22.0.1-25-g5bf6245+3ad8ecd50b,22.0.1-25-gb120d7b+8b5510f75f,22.0.1-27-g97737f7+2a20fdde0d,22.0.1-32-gf62ce7b1+aa4237961e,22.0.1-4-g0b3f228+2a20fdde0d,22.0.1-4-g243d05b+871c1b8305,22.0.1-4-g3a563be+32dcf1063f,22.0.1-4-g44f2e3d+9e4ab0f4fa,22.0.1-42-gca6935d93+ba5e5ca3eb,22.0.1-5-g15c806e+85460ae5f3,22.0.1-5-g58711c4+611d128589,22.0.1-5-g75bb458+99c117b92f,22.0.1-6-g1c63a23+7fa3b7d9b6,22.0.1-6-g50866e6+84ff5a128b,22.0.1-6-g8d3140d+720564cf76,22.0.1-6-gd805d02+cc5644f571,22.0.1-8-ge5750ce+85460ae5f3,master-g6e05de7fdc+babf819c66,master-g99da0e417a+8d77f4f51a,w.2021.48
LSST Data Management Base Package
LonLat.h
Go to the documentation of this file.
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2  * LSST Data Management System
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22 
23 #ifndef LSST_SPHGEOM_LONLAT_H_
24 #define LSST_SPHGEOM_LONLAT_H_
25 
28 
29 #include <iosfwd>
30 #include <stdexcept>
31 
32 #include "NormalizedAngle.h"
33 
34 
35 namespace lsst{
36 namespace sphgeom {
37 
38 class Vector3d;
39 
48 class LonLat {
49 public:
50  static LonLat fromDegrees(double lon, double lat) {
52  Angle::fromDegrees(lat));
53  }
54 
55  static LonLat fromRadians(double lon, double lat) {
57  Angle::fromRadians(lat));
58  }
59 
62  static Angle latitudeOf(Vector3d const & v);
63 
66  static NormalizedAngle longitudeOf(Vector3d const & v);
67 
70  LonLat() {}
71 
74  LonLat(NormalizedAngle lon, Angle lat);
75 
78  LonLat(Vector3d const & v);
79 
80  bool operator==(LonLat const & p) const {
81  return _lon == p._lon && _lat == p._lat;
82  }
83 
84  bool operator!=(LonLat const & p) const {
85  return _lon != p._lon || _lat != p._lat;
86  }
87 
88  NormalizedAngle getLon() const { return _lon; }
89 
90  Angle getLat() const { return _lat; }
91 
92 private:
93  void _enforceInvariants();
94 
95  NormalizedAngle _lon;
96  Angle _lat;
97 };
98 
99 std::ostream & operator<<(std::ostream &, LonLat const &);
100 
101 }} // namespace lsst::sphgeom
102 
103 #endif // LSST_SPHGEOM_LONLAT_H_
This file declares a class for representing normalized angles.
Angle represents an angle in radians.
Definition: Angle.h:43
static Angle fromDegrees(double a)
Definition: Angle.h:49
static Angle fromRadians(double a)
Definition: Angle.h:51
LonLat represents a spherical coordinate (longitude/latitude angle) pair.
Definition: LonLat.h:48
static LonLat fromRadians(double lon, double lat)
Definition: LonLat.h:55
static LonLat fromDegrees(double lon, double lat)
Definition: LonLat.h:50
static Angle latitudeOf(Vector3d const &v)
latitudeOf returns the latitude of the point on the unit sphere corresponding to the direction of v.
Definition: LonLat.cc:37
LonLat()
This constructor creates the point with longitude and latitude angle equal to zero.
Definition: LonLat.h:70
Angle getLat() const
Definition: LonLat.h:90
bool operator==(LonLat const &p) const
Definition: LonLat.h:80
NormalizedAngle getLon() const
Definition: LonLat.h:88
static NormalizedAngle longitudeOf(Vector3d const &v)
longitudeOf returns the longitude of the point on the unit sphere corresponding to the direction of v...
Definition: LonLat.cc:49
bool operator!=(LonLat const &p) const
Definition: LonLat.h:84
NormalizedAngle is an angle that lies in the range [0, 2π), with one exception - a NormalizedAngle ca...
static NormalizedAngle fromRadians(double a)
static NormalizedAngle fromDegrees(double a)
Vector3d is a vector in ℝ³ with components stored in double precision.
Definition: Vector3d.h:44
std::ostream & operator<<(std::ostream &, Angle const &)
Definition: Angle.cc:34
A base class for image defects.