lsst.sphgeom gbd998247f1+585e252eca
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AngleInterval.h
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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
30#ifndef LSST_SPHGEOM_ANGLEINTERVAL_H_
31#define LSST_SPHGEOM_ANGLEINTERVAL_H_
32
35
36#include <iosfwd>
37#include <limits>
38
39#include "Angle.h"
40#include "Interval.h"
41
42
43namespace lsst {
44namespace sphgeom {
45
47class AngleInterval : public Interval<AngleInterval, Angle> {
49public:
50 // Factory functions
51 static AngleInterval fromDegrees(double x, double y) {
52 return AngleInterval(Angle::fromDegrees(x),
53 Angle::fromDegrees(y));
54 }
55
56 static AngleInterval fromRadians(double x, double y) {
57 return AngleInterval(Angle::fromRadians(x),
58 Angle::fromRadians(y));
59 }
60
61 static AngleInterval empty() {
62 return AngleInterval();
63 }
64
65 static AngleInterval full() {
66 return AngleInterval(Angle(-std::numeric_limits<double>::infinity()),
67 Angle(std::numeric_limits<double>::infinity()));
68 }
69
70 // Delegation to base class constructors
71 AngleInterval() : Base() {}
72
73 explicit AngleInterval(Angle x) : Base(x) {}
74
75 AngleInterval(Angle x, Angle y) : Base(x, y) {}
76
77 AngleInterval(Base const & base) : Base(base) {}
78};
79
80std::ostream & operator<<(std::ostream &, AngleInterval const &);
81
82}} // namespace lsst::sphgeom
83
84#endif // LSST_SPHGEOM_ANGLEINTERVAL_H_
This file declares a class for representing angles.
Definition Angle.h:50
AngleInterval represents closed intervals of arbitrary angles.
Definition AngleInterval.h:47
Definition Interval.h:55
This file defines a template representing closed real intervals.