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LSST Data Management Base Package
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_lonLat.cc
Go to the documentation of this file.
1/*
2 * This file is part of sphgeom.
3 *
4 * Developed for the LSST Data Management System.
5 * This product includes software developed by the LSST Project
6 * (http://www.lsst.org).
7 * See the COPYRIGHT file at the top-level directory of this distribution
8 * for details of code ownership.
9 *
10 * This software is dual licensed under the GNU General Public License and also
11 * under a 3-clause BSD license. Recipients may choose which of these licenses
12 * to use; please see the files gpl-3.0.txt and/or bsd_license.txt,
13 * respectively. If you choose the GPL option then the following text applies
14 * (but note that there is still no warranty even if you opt for BSD instead):
15 *
16 * This program is free software: you can redistribute it and/or modify
17 * it under the terms of the GNU General Public License as published by
18 * the Free Software Foundation, either version 3 of the License, or
19 * (at your option) any later version.
20 *
21 * This program is distributed in the hope that it will be useful,
22 * but WITHOUT ANY WARRANTY; without even the implied warranty of
23 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
24 * GNU General Public License for more details.
25 *
26 * You should have received a copy of the GNU General Public License
27 * along with this program. If not, see <http://www.gnu.org/licenses/>.
28 */
29#include "pybind11/pybind11.h"
30
31#include "lsst/sphgeom/python.h"
32
33#include "lsst/sphgeom/LonLat.h"
35
36namespace py = pybind11;
37using namespace pybind11::literals;
38
39namespace lsst {
40namespace sphgeom {
41
42template <>
43void defineClass(py::classh<LonLat> &cls) {
44 cls.def_static("fromDegrees", &LonLat::fromDegrees);
45 cls.def_static("fromRadians", &LonLat::fromRadians);
46 cls.def_static("latitudeOf", &LonLat::latitudeOf);
47 cls.def_static("longitudeOf", &LonLat::longitudeOf);
48
49 cls.def(py::init<>());
50 cls.def(py::init<LonLat const &>());
51 cls.def(py::init<NormalizedAngle, Angle>(), "lon"_a, "lat"_a);
52 cls.def(py::init<Vector3d const &>(), "vector"_a);
53
54 cls.def("__eq__", &LonLat::operator==, py::is_operator());
55 cls.def("__nq__", &LonLat::operator!=, py::is_operator());
56
57 cls.def("getLon", &LonLat::getLon);
58 cls.def("getLat", &LonLat::getLat);
59
60 cls.def("__len__", [](LonLat const &self) { return py::int_(2); });
61 cls.def("__getitem__", [](LonLat const &self, py::object key) {
62 auto t = py::make_tuple(self.getLon(), self.getLat());
63 return t.attr("__getitem__")(key);
64 });
65 cls.def("__iter__", [](LonLat const &self) {
66 auto t = py::make_tuple(self.getLon(), self.getLat());
67 return t.attr("__iter__")();
68 });
69
70 cls.def("__str__", [](LonLat const &self) {
71 return py::str("[{!s}, {!s}]")
72 .format(self.getLon().asRadians(), self.getLat().asRadians());
73 });
74 cls.def("__repr__", [](LonLat const &self) {
75 return py::str("LonLat.fromRadians({!r}, {!r})")
76 .format(self.getLon().asRadians(), self.getLat().asRadians());
77 });
78 cls.def("__reduce__", [cls](LonLat const &self) {
79 return py::make_tuple(cls,
80 py::make_tuple(self.getLon(), self.getLat()));
81 });
82}
83
84} // sphgeom
85} // lsst
This file contains a class representing spherical coordinates.
This file declares a class for representing vectors in ℝ³.
double asRadians() const
asRadians returns the value of this angle in units of radians.
Definition Angle.h:92
LonLat represents a spherical coordinate (longitude/latitude angle) pair.
Definition LonLat.h:55
static LonLat fromRadians(double lon, double lat)
Definition LonLat.h:62
static LonLat fromDegrees(double lon, double lat)
Definition LonLat.h:57
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:44
Angle getLat() const
Definition LonLat.h:97
NormalizedAngle getLon() const
Definition LonLat.h:95
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:56
double asRadians() const
asRadians returns the value of this angle in units of radians.
void defineClass(Pybind11Class &cls)