PixelRegion.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_AFW_GEOM_ELLIPSES_PixelRegion_h_INCLUDED
#define LSST_AFW_GEOM_ELLIPSES_PixelRegion_h_INCLUDED
 
#include <vector>
 
#include "lsst/geom/Box.h"
#include "lsst/afw/geom/Span.h"
#include "lsst/afw/geom/ellipses/Ellipse.h"
 
namespace lsst {
namespace afw {
namespace geom {
namespace ellipses {
 
class PixelRegion final {
public:
 
    using Iterator = std::vector<Span>::const_iterator;
 
    explicit PixelRegion(Ellipse const& ellipse);
 
 
    PixelRegion(PixelRegion const&) = default;
    PixelRegion(PixelRegion&&) = default;
    PixelRegion& operator=(PixelRegion const&) = default;
    PixelRegion& operator=(PixelRegion&&) = default;
    ~PixelRegion() = default;
 
 
    Iterator begin() const { return _spans.begin(); }
    Iterator end() const { return _spans.end(); }
 
    lsst::geom::Box2I const& getBBox() const { return _bbox; }
 
    Span const getSpanAt(int y) const;
 
private:
    std::vector<Span> _spans;
    lsst::geom::Box2I _bbox;
};
class PixelRegion final {…};
 
}  // namespace ellipses
}  // namespace geom
}  // namespace afw
}  // namespace lsst
 
#endif  // !LSST_AFW_GEOM_ELLIPSES_PixelRegion_h_INCLUDED