lsst.meas.modelfit g9f262a3a84+96e40b3967
Loading...
Searching...
No Matches
UnitSystem.h
Go to the documentation of this file.
1// -*- lsst-c++ -*-
2/*
3 * LSST Data Management System
4 * Copyright 2008-2013 LSST Corporation.
5 *
6 * This product includes software developed by the
7 * LSST Project (http://www.lsst.org/).
8 *
9 * This program is free software: you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation, either version 3 of the License, or
12 * (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the LSST License Statement and
20 * the GNU General Public License along with this program. If not,
21 * see <http://www.lsstcorp.org/LegalNotices/>.
22 */
23
24#ifndef LSST_MEAS_MODELFIT_UnitSystem_h_INCLUDED
25#define LSST_MEAS_MODELFIT_UnitSystem_h_INCLUDED
26
32
34
35namespace lsst {
36namespace meas {
37namespace modelfit {
38
42struct UnitSystem {
45
55 UnitSystem(geom::SpherePoint const& position, Scalar mag);
56
60 : wcs(wcs_), photoCalib(validatePhotoCalib(photoCalib)) {}
61
63 template <typename T>
65 : wcs(exposure.getWcs()), photoCalib(validatePhotoCalib(exposure.getPhotoCalib())) {}
66
67private:
70 static std::shared_ptr<const afw::image::PhotoCalib> getDefaultPhotoCalib();
71};
72
83
85 double flux;
86
88 double sb;
89
90 LocalUnitTransform(geom::Point2D const& sourcePixel, UnitSystem const& source,
91 UnitSystem const& destination);
92
94 LocalUnitTransform() : geometric(), flux(1.0), sb(1.0) {}
95};
96
97} // namespace modelfit
98} // namespace meas
99} // namespace lsst
100
101#endif // !LSST_MEAS_MODELFIT_UnitSystem_h_INCLUDED
double Scalar
Typedefs to be used for probability and parameter values.
Definition: common.h:44
A local mapping between two UnitSystems.
Definition: UnitSystem.h:80
double flux
Multiply source fluxes by this to get destination fluxes.
Definition: UnitSystem.h:85
LocalUnitTransform(geom::Point2D const &sourcePixel, UnitSystem const &source, UnitSystem const &destination)
geom::AffineTransform geometric
Maps source pixel coordinates to destination pixel coordinates.
Definition: UnitSystem.h:82
double sb
Multiply source surface brightnesses by this to get destination surface brightnesses.
Definition: UnitSystem.h:88
LocalUnitTransform()
Construct an identity transform for both geometry and flux.
Definition: UnitSystem.h:94
A simple struct that combines a Wcs and a PhotoCalib.
Definition: UnitSystem.h:42
std::shared_ptr< afw::geom::SkyWcs const > wcs
Definition: UnitSystem.h:43
UnitSystem(geom::SpherePoint const &position, Scalar mag)
std::shared_ptr< afw::image::PhotoCalib const > photoCalib
Definition: UnitSystem.h:44
UnitSystem(std::shared_ptr< afw::geom::SkyWcs const > wcs_, std::shared_ptr< afw::image::PhotoCalib const > photoCalib)
Construct a UnitSystem from a given Wcs and PhotoCalib.
Definition: UnitSystem.h:58
UnitSystem(afw::image::Exposure< T > const &exposure)
Construct a UnitSystem by extracting the Wcs and PhotoCalib from an Exposure (implicit)
Definition: UnitSystem.h:64
UnitSystem(geom::SpherePoint const &position, std::shared_ptr< const afw::image::PhotoCalib > photoCalib, double flux)
Construct a "standard" UnitSystem.