lsst.afw 23.0.0+60ce4897b0
Observatory.h
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1// -*- lsst-c++ -*-
2
3/*
4 * LSST Data Management System
5 * Copyright 2008-2016 LSST Corporation.
6 *
7 * This product includes software developed by the
8 * LSST Project (http://www.lsst.org/).
9 *
10 * This program is free software: you can redistribute it and/or modify
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15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
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23 */
24
25#if !defined(LSST_AFW_COORD_OBSERVATORY_H)
26#define LSST_AFW_COORD_OBSERVATORY_H
27/*
28 * Class to hold observatory/telescope location
29 */
30
31#include <iostream>
32
33#include "lsst/utils/hashCombine.h"
34#include "lsst/geom/Angle.h"
35
36namespace lsst {
37namespace afw {
38namespace coord {
39
44public:
53
63
64 ~Observatory() noexcept;
65 Observatory(Observatory const&) noexcept;
67 Observatory& operator=(Observatory const&) noexcept;
68 Observatory& operator=(Observatory&&) noexcept;
69
71 void setLongitude(lsst::geom::Angle const longitude);
73 void setLatitude(lsst::geom::Angle const latitude);
75 void setElevation(double const elevation);
76
78 lsst::geom::Angle getLongitude() const noexcept;
80 lsst::geom::Angle getLatitude() const noexcept;
82 double getElevation() const noexcept { return _elevation; }
83
85 std::string toString() const;
86
87 bool operator==(Observatory const& rhs) const noexcept {
88 auto deltaLongitude = (_latitude - rhs.getLatitude()).wrapCtr();
89 auto deltaLatitude = (_longitude - rhs.getLongitude()).wrapCtr();
90 return (deltaLongitude == 0.0 * lsst::geom::degrees) &&
91 (deltaLatitude == 0.0 * lsst::geom::degrees) && ((_elevation - rhs._elevation) == 0.0);
92 }
93 bool operator!=(Observatory const& rhs) const noexcept { return !(*this == rhs); }
94
96 std::size_t hash_value() const noexcept {
97 // Completely arbitrary seed
98 return utils::hashCombine(17, _latitude.wrapCtr(), _longitude.wrapCtr(), _elevation);
99 }
100
101private:
102 lsst::geom::Angle _latitude;
103 lsst::geom::Angle _longitude;
104 double _elevation;
105};
106
113std::ostream& operator<<(std::ostream& os, Observatory const& obs);
114} // namespace coord
115} // namespace afw
116} // namespace lsst
117
118namespace std {
119template <>
120struct hash<lsst::afw::coord::Observatory> {
123 size_t operator()(argument_type const& obj) const noexcept { return obj.hash_value(); }
124};
125} // namespace std
126
127#endif
std::ostream * os
Definition: Schema.cc:557
table::Key< lsst::geom::Angle > longitude
Definition: VisitInfo.cc:206
table::Key< lsst::geom::Angle > latitude
Definition: VisitInfo.cc:205
table::Key< double > elevation
Definition: VisitInfo.cc:207
Hold the location of an observatory.
Definition: Observatory.h:43
void setLatitude(lsst::geom::Angle const latitude)
set telescope latitude (positive values are E of Greenwich)
Definition: Observatory.cc:52
std::string toString() const
get string representation
Definition: Observatory.cc:58
double getElevation() const noexcept
get telescope elevation (meters above reference spheroid)
Definition: Observatory.h:82
std::size_t hash_value() const noexcept
Return a hash of this object.
Definition: Observatory.h:96
Observatory(std::string const &longitude, std::string const &latitude, double const elevation)
Construct an Observatory with longitude and latitude specified as sexagesimal strings.
void setElevation(double const elevation)
set telescope elevation (meters above reference spheroid)
Definition: Observatory.cc:56
bool operator!=(Observatory const &rhs) const noexcept
Definition: Observatory.h:93
void setLongitude(lsst::geom::Angle const longitude)
set telescope longitude
Definition: Observatory.cc:54
bool operator==(Observatory const &rhs) const noexcept
Definition: Observatory.h:87
lsst::geom::Angle getLatitude() const noexcept
get telescope latitude
Definition: Observatory.cc:50
Observatory(lsst::geom::Angle const longitude, lsst::geom::Angle const latitude, double const elevation)
Construct an Observatory with longitude and latitude specified as lsst::geom::Angle.
Definition: Observatory.cc:37
lsst::geom::Angle getLongitude() const noexcept
get telescope longitude (positive values are E of Greenwich)
Definition: Observatory.cc:48
Angle wrapCtr() const noexcept
std::ostream & operator<<(std::ostream &os, Observatory const &obs)
Print an Observatory to the stream.
Definition: Observatory.cc:64
class[[deprecated("Removed with no replacement (but see lsst::afw::image::TransmissionCurve). Will be " "removed after v22.")]] FilterProperty final
Describe the properties of a Filter (e.g.
Definition: Filter.h:53
lsst::geom::Angle Angle
Definition: misc.h:33
constexpr AngleUnit degrees
A base class for image defects.
STL namespace.
size_t operator()(argument_type const &obj) const noexcept
Definition: Observatory.h:123