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/*
fuzzylite (R), a fuzzy logic control library in C++.
Copyright (C) 2010-2017 FuzzyLite Limited. All rights reserved.
Author: Juan Rada-Vilela, Ph.D. <jcrada@fuzzylite.com>
This file is part of fuzzylite.
fuzzylite is free software: you can redistribute it and/or modify it under
the terms of the FuzzyLite License included with the software.
You should have received a copy of the FuzzyLite License along with
fuzzylite. If not, see <http://www.fuzzylite.com/license/>.
fuzzylite is a registered trademark of FuzzyLite Limited.
*/
#ifndef FL_INPUTVARIABLE_H
#define FL_INPUTVARIABLE_H
#include "fl/variable/Variable.h"
namespace fl {
/**
The InputVariable class is a Variable that represents an input of the
fuzzy logic controller.
@author Juan Rada-Vilela, Ph.D.
@see Variable
@see OutputVariable
@see Term
@since 4.0
*/
class FL_API InputVariable : public Variable {
public:
explicit InputVariable(const std::string& name = "",
scalar minimum = -fl::inf,
scalar maximum = fl::inf);
virtual ~InputVariable() FL_IOVERRIDE;
FL_DEFAULT_COPY_AND_MOVE(InputVariable)
/**
Evaluates the membership function of the current input value @f$x@f$
for each term @f$i@f$, resulting in a fuzzy input value in the form
@f$\tilde{x}=\sum_i{\mu_i(x)/i}@f$. This is equivalent to a call to
Variable::fuzzify() passing @f$x@f$ as input value
@return the fuzzy input value expressed as @f$\sum_i{\mu_i(x)/i}@f$
*/
virtual std::string fuzzyInputValue() const;
virtual Variable::Type type() const FL_IOVERRIDE;
virtual std::string toString() const FL_IOVERRIDE;
virtual InputVariable* clone() const FL_IOVERRIDE;
};
}
#endif /* FL_INPUTVARIABLE_H */
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