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coordinatesystem.h
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1// -*- LSST-C++ -*-
2/*
3 * This file is part of gauss2d.
4 *
5 * Developed for the LSST Data Management System.
6 * This product includes software developed by the LSST Project
7 * (https://www.lsst.org).
8 * See the COPYRIGHT file at the top-level directory of this distribution
9 * for details of code ownership.
10 *
11 * This program is free software: you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation, either version 3 of the License, or
14 * (at your option) any later version.
15 *
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
20 *
21 * You should have received a copy of the GNU General Public License
22 * along with this program. If not, see <https://www.gnu.org/licenses/>.
23 */
24
25#ifndef LSST_GAUSS2D_COORDINATESYSTEM_H
26#define LSST_GAUSS2D_COORDINATESYSTEM_H
27
28#include <string>
29
30#include "object.h"
31#include "type_name.h"
32
33namespace lsst::gauss2d {
34
43class CoordinateSystem : public Object {
44public:
45 explicit CoordinateSystem(double dx1 = 1., double dy2 = 1, double x_min = 0, double y_min = 0);
47
48 // x,y coords of the bottom left corner of the image if not rotated
49 // TBD how to implement this if there is rotation...
50
51 double get_dx1() const;
52 double get_dy2() const;
53
54 double get_x_min() const;
55 double get_y_min() const;
56
57 bool is_xy_aligned() const;
58
59 bool operator==(const CoordinateSystem& other) const;
60 bool operator!=(const CoordinateSystem& other) const;
61
62 std::string repr(bool name_keywords = false,
63 std::string_view namespace_separator = Object::CC_NAMESPACE_SEPARATOR) const override;
64 std::string str() const override;
65
66private:
67 double _dx1;
68 double _dy2;
69
70 double _x_min;
71 double _y_min;
72};
73
74static const CoordinateSystem COORDS_DEFAULT{};
75
76} // namespace lsst::gauss2d
77#endif // LSST_GAUSS2D_COORDINATESYSTEM_H
A coordinate system specifying image scale and orientation.
std::string repr(bool name_keywords=false, std::string_view namespace_separator=Object::CC_NAMESPACE_SEPARATOR) const override
Return a full, callable string representation of this.
bool operator==(const CoordinateSystem &other) const
CoordinateSystem(double dx1=1., double dy2=1, double x_min=0, double y_min=0)
std::string str() const override
Return a brief, human-readable string representation of this.
bool operator!=(const CoordinateSystem &other) const
A generic object from the gauss2d library.
Definition object.h:40
static constexpr std::string_view CC_NAMESPACE_SEPARATOR
The C++ namespace separator.
Definition object.h:45