Threshold.h

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/*
 * 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/>.
 */
 
#if !defined(LSST_DETECTION_THRESHOLD_H)
#define LSST_DETECTION_THRESHOLD_H
/*
 * Represent a detection threshold.
 */
 
namespace lsst {
namespace afw {
namespace detection {
 
class Threshold final {
public:
    enum ThresholdType {
        VALUE,       
        BITMASK,     
        STDEV,       
        VARIANCE,    
        PIXEL_STDEV  
    };
    enum ThresholdType {…};
 
    Threshold(double const value,                
              ThresholdType const type = VALUE,  
              bool const polarity = true,  
              double const includeMultiplier = 1.0  
              )
            : _value(value), _type(type), _polarity(polarity), _includeMultiplier(includeMultiplier) {}
    Threshold(double const value,                 {…}
 
    ~Threshold() noexcept = default;
    Threshold(Threshold const &) noexcept = default;
    Threshold(Threshold &&) noexcept = default;
    Threshold &operator=(Threshold const &) noexcept = default;
    Threshold &operator=(Threshold &&) noexcept = default;
 
    ThresholdType getType() const noexcept { return _type; }
 
    static ThresholdType parseTypeString(std::string const &typeStr);
    static std::string getTypeString(ThresholdType const &type);
 
    double getValue(const double param = -1) const;
 
    template <typename ImageT>
    double getValue(ImageT const &image) const;
 
    bool getPolarity() const noexcept { return _polarity; }
    void setPolarity(bool const polarity  
                     ) noexcept {
        _polarity = polarity;
    }
    void setPolarity(bool const polarity   {…}
 
    double getIncludeMultiplier() const noexcept { return _includeMultiplier; }
    void setIncludeMultiplier(double const includeMultiplier  
    ) {
        _includeMultiplier = includeMultiplier;
    }
    void setIncludeMultiplier(double const includeMultiplier   {…}
 
private:
    double _value;              
    ThresholdType _type;        
    bool _polarity;             
    double _includeMultiplier;  
};
class Threshold final {…};
 
Threshold createThreshold(const double value, const std::string type = "value", const bool polarity = true);
}  // namespace detection
}  // namespace afw
}  // namespace lsst
 
#endif