ImageSubtract.h

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// -*- lsst-c++ -*-

/* 
 * LSST Data Management System
 * Copyright 2008, 2009, 2010 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_IP_DIFFIM_IMAGESUBTRACT_H
#define LSST_IP_DIFFIM_IMAGESUBTRACT_H

#include "Eigen/Core"

#include "lsst/afw/math.h"
#include "lsst/afw/image.h"

namespace lsst { 
namespace ip { 
namespace diffim {

    
    template <typename PixelT, typename BackgroundT>
    lsst::afw::image::MaskedImage<PixelT> convolveAndSubtract(
        lsst::afw::image::MaskedImage<PixelT> const& templateImage,
        lsst::afw::image::MaskedImage<PixelT> const& scienceMaskedImage,
        lsst::afw::math::Kernel const& convolutionKernel,
        BackgroundT background,
        bool invert=true
        );

    template <typename PixelT, typename BackgroundT>
    lsst::afw::image::MaskedImage<PixelT> convolveAndSubtract(
        lsst::afw::image::Image<PixelT> const& templateImage,
        lsst::afw::image::MaskedImage<PixelT> const& scienceMaskedImage,
        lsst::afw::math::Kernel const& convolutionKernel,
        BackgroundT background,
        bool invert=true
        );

    template <typename PixelT>
    Eigen::MatrixXd imageToEigenMatrix(
        lsst::afw::image::Image<PixelT> const& img
        );

    Eigen::MatrixXi maskToEigenMatrix(
        lsst::afw::image::Mask<lsst::afw::image::MaskPixel> const& mask
        );
    
}}} // end of namespace lsst::ip::diffim

#endif