lsst.sphgeom gd90a20c951+052faf71bd
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Interval1d.h
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1/*
2 * LSST Data Management System
3 * Copyright 2016 AURA/LSST.
4 *
5 * This product includes software developed by the
6 * LSST Project (http://www.lsst.org/).
7 *
8 * This program is free software: you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation, either version 3 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the LSST License Statement and
19 * the GNU General Public License along with this program. If not,
20 * see <https://www.lsstcorp.org/LegalNotices/>.
21 */
22
23#ifndef LSST_SPHGEOM_INTERVAL1D_H_
24#define LSST_SPHGEOM_INTERVAL1D_H_
25
28
29#include <iosfwd>
30
31#include "Interval.h"
32
33
34namespace lsst {
35namespace sphgeom {
36
39class Interval1d : public Interval<Interval1d, double> {
41public:
42
43 static Interval1d empty() {
44 return Interval1d();
45 }
46
47 static Interval1d full() {
48 return Interval1d(-std::numeric_limits<double>::infinity(),
49 std::numeric_limits<double>::infinity());
50 }
51
52 // Delegation to base class constructors
53 Interval1d() : Base() {}
54
55 explicit Interval1d(double x) : Base(x) {}
56
57 Interval1d(double x, double y) : Base(x, y) {}
58
59 Interval1d(Base const & base) : Base(base) {}
60
62 bool isFull() const {
63 return getA() == -std::numeric_limits<double>::infinity() &&
64 getB() == std::numeric_limits<double>::infinity();
65 }
66};
67
68std::ostream & operator<<(std::ostream &, Interval1d const &);
69
70}} // namespace lsst::sphgeom
71
72#endif // LSST_SPHGEOM_INTERVAL1D_H_
This file defines a template representing closed real intervals.
Definition: Interval1d.h:39
bool isFull() const
isFull returns true if this interval = ℝ.
Definition: Interval1d.h:62
Definition: Interval.h:48
double getA() const
Definition: Interval.h:76
double getB() const
Definition: Interval.h:80