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/*
Author: Juan Rada-Vilela, Ph.D.
Copyright (C) 2010-2014 FuzzyLite Limited
All rights reserved
This file is part of fuzzylite.
fuzzylite is free software: you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the Free
Software Foundation, either version 3 of the License, or (at your option)
any later version.
fuzzylite 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 Lesser General Public License
for more details.
You should have received a copy of the GNU Lesser General Public License
along with fuzzylite. If not, see <http://www.gnu.org/licenses/>.
fuzzylite™ is a trademark of FuzzyLite Limited.
*/
#ifndef FL_DISCRETE_H
#define FL_DISCRETE_H
#include "fl/term/Term.h"
#include <vector>
#include <utility>
namespace fl {
class FL_API Discrete : public Term {
public:
typedef std::pair<scalar, scalar> Pair;
protected:
std::vector<Pair> _xy;
public:
explicit Discrete(const std::string& name = "",
const std::vector<Pair>& xy = std::vector<Pair>(),
scalar height = 1.0);
virtual ~Discrete() FL_IOVERRIDE;
FL_DEFAULT_COPY_AND_MOVE(Discrete)
virtual std::string className() const FL_IOVERRIDE;
virtual std::string parameters() const FL_IOVERRIDE;
virtual void configure(const std::string& parameters) FL_IOVERRIDE;
//Warning: this method is unsafe. Make sure you use it correctly.
template <typename T>
static Discrete* create(const std::string& name, int argc,
T x1, T y1, ...); // throw (fl::Exception);
virtual scalar membership(scalar x) const FL_IOVERRIDE;
virtual void setXY(const std::vector<Pair>& pairs);
virtual const std::vector<Pair>& xy() const;
virtual std::vector<Pair>& xy();
virtual const Pair& xy(int index) const;
virtual Pair& xy(int index);
static std::vector<scalar> toVector(const std::vector<Pair>& xy);
static std::vector<Pair> toPairs(const std::vector<scalar>& xy);
static std::vector<Pair> toPairs(const std::vector<scalar>& xy,
scalar missingValue) FL_INOEXCEPT;
static std::string formatXY(const std::vector<Pair>& xy,
const std::string& prefix = "(", const std::string& innerSeparator = ",",
const std::string& postfix = ")", const std::string& outerSeparator = " ");
virtual Discrete* clone() const FL_IOVERRIDE;
static Term* constructor();
};
}
#endif /* FL_DISCRETE_H */
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