UnitSystem.h

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// -*- lsst-c++ -*-
/*
 * LSST Data Management System
 * Copyright 2008-2013 LSST Corporation.
 *
 * This product includes software developed by the
 * LSST Project (http://www.lsst.org/).
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the LSST License Statement and
 * the GNU General Public License along with this program.  If not,
 * see <http://www.lsstcorp.org/LegalNotices/>.
 */
 
#ifndef LSST_MEAS_MODELFIT_UnitSystem_h_INCLUDED
#define LSST_MEAS_MODELFIT_UnitSystem_h_INCLUDED
 
#include "lsst/afw/image/Exposure.h"
#include "lsst/geom/SpherePoint.h"
#include "lsst/afw/geom/SkyWcs.h"
#include "lsst/afw/image/PhotoCalib.h"
#include "lsst/geom/AffineTransform.h"
 
#include "lsst/meas/modelfit/common.h"
 
namespace lsst {
namespace meas {
namespace modelfit {
 
struct UnitSystem {
    std::shared_ptr<afw::geom::SkyWcs const> wcs;
    std::shared_ptr<afw::image::PhotoCalib const> photoCalib;
 
    UnitSystem(geom::SpherePoint const& position,
               std::shared_ptr<const afw::image::PhotoCalib> photoCalib, double flux);
    UnitSystem(geom::SpherePoint const& position, Scalar mag);
 
    UnitSystem(std::shared_ptr<afw::geom::SkyWcs const> wcs_,
               std::shared_ptr<afw::image::PhotoCalib const> photoCalib)
            : wcs(wcs_), photoCalib(validatePhotoCalib(photoCalib)) {}
    UnitSystem(std::shared_ptr<afw::geom::SkyWcs const> wcs_, {…}
 
    template <typename T>
    UnitSystem(afw::image::Exposure<T> const& exposure)
            : wcs(exposure.getWcs()), photoCalib(validatePhotoCalib(exposure.getPhotoCalib())) {}
    UnitSystem(afw::image::Exposure<T> const& exposure) {…}
 
private:
    std::shared_ptr<const afw::image::PhotoCalib> validatePhotoCalib(
            std::shared_ptr<const afw::image::PhotoCalib> photoCalib);
    static std::shared_ptr<const afw::image::PhotoCalib> getDefaultPhotoCalib();
};
struct UnitSystem {…};
 
struct LocalUnitTransform {
    geom::AffineTransform geometric;
 
    double flux;
 
    double sb;
 
    LocalUnitTransform(geom::Point2D const& sourcePixel, UnitSystem const& source,
                       UnitSystem const& destination);
 
    LocalUnitTransform() : geometric(), flux(1.0), sb(1.0) {}
};
struct LocalUnitTransform {…};
 
}  // namespace modelfit
}  // namespace meas
}  // namespace lsst
 
#endif  // !LSST_MEAS_MODELFIT_UnitSystem_h_INCLUDED