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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 * GNU General Public License for more details.
 *
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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:
    // Structures and routines to manage flaghandler
    static FlagDefinitionList const& getFlagDefinitions();
    static FlagDefinition const FAILURE;

    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 = nullptr) const;

private:
    Control _ctrl;
    FluxResultKey _instFluxResultKey;
    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 base
}  // namespace meas
}  // namespace lsst

#endif  // !LSST_MEAS_BASE_PeakLikelihoodFlux_h_INCLUDED