PcaPsf.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_ALGORITHMS_PcaPsf_h_INCLUDED
#define LSST_MEAS_ALGORITHMS_PcaPsf_h_INCLUDED

#include "lsst/geom/Point.h"
#include "lsst/meas/algorithms/KernelPsf.h"

namespace lsst {
namespace meas {
namespace algorithms {

class PcaPsf : public afw::table::io::PersistableFacade<PcaPsf>, public KernelPsf {
public:
    explicit PcaPsf(PTR(afw::math::LinearCombinationKernel) kernel,
                    geom::Point2D const& averagePosition = geom::Point2D());

    PTR(afw::detection::Psf) clone() const override;

    PTR(afw::detection::Psf) resized(int width, int height) const override;

    PTR(afw::math::LinearCombinationKernel const) getKernel() const;

private:
    // Name used in table persistence; the rest of is implemented by KernelPsf.
    std::string getPersistenceName() const override { return "PcaPsf"; }
};

}  // namespace algorithms
}  // namespace meas
}  // namespace lsst

#endif  // !LSST_MEAS_ALGORITHMS_PcaPsf_h_INCLUDED