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LSST Data Management Base Package
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CameraSys.cc
Go to the documentation of this file.
1/*
2 * LSST Data Management System
3 * Copyright 2014 LSST Corporation.
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 <http://www.lsstcorp.org/LegalNotices/>.
21 */
22
25
26namespace lsst {
27namespace afw {
28namespace cameraGeom {
29
30CameraSys const FOCAL_PLANE = CameraSys("FocalPlane");
31
32CameraSys const FIELD_ANGLE = CameraSys("FieldAngle");
33
35
37
39
40size_t CameraSysPrefix::hash_value() const noexcept { return std::hash<std::string>()(_sysName); }
41
42size_t CameraSys::hash_value() const noexcept {
43 // Completely arbitrary seed
44 return cpputils::hashCombine(43, _sysName, _detectorName);
45}
46
48 os << "CameraSysPrefix(" << camSysPrefix.getSysName() << ")";
49 return os;
50}
51
53 os << "CameraSys(" << cameraSys.getSysName();
54 if (cameraSys.hasDetectorName()) {
55 os << ", " << cameraSys.getDetectorName();
56 }
57 os << ")";
58 return os;
59}
60} // namespace cameraGeom
61} // namespace afw
62} // namespace lsst
Camera coordinate system; used as a key in in TransformMap.
Definition CameraSys.h:83
size_t hash_value() const noexcept
Hash function for this object.
Definition CameraSys.cc:42
bool hasDetectorName() const noexcept
Does this have a non-blank detector name?
Definition CameraSys.h:125
std::string getSysName() const
Get coordinate system name.
Definition CameraSys.h:115
std::string getDetectorName() const
Get detector name, or "" if not a detector-specific coordinate system.
Definition CameraSys.h:120
Camera coordinate system prefix.
Definition CameraSys.h:44
std::size_t hash_value() const noexcept
Hash function for this object.
Definition CameraSys.cc:40
std::string getSysName() const
Get coordinate system name.
Definition CameraSys.h:59
CameraSys const FIELD_ANGLE
Field angle coordinates: Angle of a principal ray relative to the optical axis (x,...
Definition CameraSys.cc:32
CameraSysPrefix const TAN_PIXELS
Tangent-plane pixels on the detector (x, y unbinned pixels)
Definition CameraSys.cc:36
CameraSys const FOCAL_PLANE
Focal plane coordinates: Position on a 2-d planar approximation to the focal plane (x,...
Definition CameraSys.cc:30
CameraSysPrefix const PIXELS
Pixel coordinates: Nominal position on the entry surface of a given detector (x, y unbinned pixels).
Definition CameraSys.cc:34
std::ostream & operator<<(std::ostream &os, CameraSysPrefix const &detSysPrefix)
Definition CameraSys.cc:47
CameraSysPrefix const ACTUAL_PIXELS
The actual pixels where the photon lands and electrons are generated (x,y unbinned) This takes into a...
Definition CameraSys.cc:38
std::size_t hashCombine(std::size_t seed) noexcept
Combine hashes.
Definition hashCombine.h:35