PeakLikelihoodFlux.h

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// -*- lsst-c++ -*-
/*
 * LSST Data Management System
 * Copyright 2008-2015 AURA/LSST.
 *
 * 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
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 *
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#ifndef LSST_MEAS_BASE_PeakLikelihoodFlux_h_INCLUDED
#define LSST_MEAS_BASE_PeakLikelihoodFlux_h_INCLUDED

#include "lsst/pex/config.h"
#include "lsst/afw/image/Exposure.h"
#include "lsst/meas/base/Algorithm.h"
#include "lsst/meas/base/FluxUtilities.h"
#include "lsst/meas/base/CentroidUtilities.h"
#include "lsst/meas/base/FlagHandler.h"
#include "lsst/meas/base/InputUtilities.h"
#include "lsst/meas/base/Transform.h"

namespace lsst { namespace meas { namespace base {

class PeakLikelihoodFluxControl {
public:

    LSST_CONTROL_FIELD(warpingKernelName, std::string,
        "Name of warping kernel (e.g. \"lanczos4\") used to compute the peak");

    PeakLikelihoodFluxControl() : warpingKernelName("lanczos4") {}
};


class PeakLikelihoodFluxAlgorithm : public SimpleAlgorithm {
public:

    enum {
        FAILURE=FlagHandler::FAILURE,
        N_FLAGS
    };

    typedef PeakLikelihoodFluxControl Control;

    PeakLikelihoodFluxAlgorithm(Control const & ctrl, std::string const & name, afw::table::Schema & schema);

    virtual void measure(
        afw::table::SourceRecord & measRecord,
        afw::image::Exposure<float> const & exposure
    ) const;

    virtual void fail(
        afw::table::SourceRecord & measRecord,
        MeasurementError * error=NULL
    ) const;

private:

    Control _ctrl;
    FluxResultKey _fluxResultKey;
    FlagHandler _flagHandler;
    SafeCentroidExtractor _centroidExtractor;
};

class PeakLikelihoodFluxTransform : public FluxTransform {
public:
    typedef PeakLikelihoodFluxControl Control;
    PeakLikelihoodFluxTransform(Control const & ctrl, std::string const & name,
                                afw::table::SchemaMapper & mapper) : FluxTransform{name, mapper} { }
};

}}} // namespace lsst::meas::base

#endif // !LSST_MEAS_BASE_PeakLikelihoodFlux_h_INCLUDED