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-rw-r--r--fuzzylite/fl/term/Accumulated.h94
-rw-r--r--fuzzylite/fl/term/Activated.h65
-rw-r--r--fuzzylite/fl/term/Bell.h68
-rw-r--r--fuzzylite/fl/term/Concave.h64
-rw-r--r--fuzzylite/fl/term/Constant.h58
-rw-r--r--fuzzylite/fl/term/Cosine.h62
-rw-r--r--fuzzylite/fl/term/Discrete.h81
-rw-r--r--fuzzylite/fl/term/Function.h171
-rw-r--r--fuzzylite/fl/term/Gaussian.h63
-rw-r--r--fuzzylite/fl/term/GaussianProduct.h73
-rw-r--r--fuzzylite/fl/term/Linear.h72
-rw-r--r--fuzzylite/fl/term/PiShape.h74
-rw-r--r--fuzzylite/fl/term/Ramp.h68
-rw-r--r--fuzzylite/fl/term/Rectangle.h62
-rw-r--r--fuzzylite/fl/term/SShape.h64
-rw-r--r--fuzzylite/fl/term/Sigmoid.h68
-rw-r--r--fuzzylite/fl/term/SigmoidDifference.h73
-rw-r--r--fuzzylite/fl/term/SigmoidProduct.h73
-rw-r--r--fuzzylite/fl/term/Spike.h62
-rw-r--r--fuzzylite/fl/term/Term.h71
-rw-r--r--fuzzylite/fl/term/Trapezoid.h69
-rw-r--r--fuzzylite/fl/term/Triangle.h68
-rw-r--r--fuzzylite/fl/term/ZShape.h63
23 files changed, 1686 insertions, 0 deletions
diff --git a/fuzzylite/fl/term/Accumulated.h b/fuzzylite/fl/term/Accumulated.h
new file mode 100644
index 0000000..51625d0
--- /dev/null
+++ b/fuzzylite/fl/term/Accumulated.h
@@ -0,0 +1,94 @@
+/*
+ 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_ACCUMULATED_H
+#define FL_ACCUMULATED_H
+
+#include "fl/term/Term.h"
+
+#include <vector>
+
+namespace fl {
+
+ class Activated;
+ class SNorm;
+ class TNorm;
+
+ class FL_API Accumulated : public Term {
+ private:
+ void copyFrom(const Accumulated& source);
+ protected:
+ std::vector<Activated*> _terms;
+ scalar _minimum, _maximum;
+ FL_unique_ptr<SNorm> _accumulation;
+ public:
+ explicit Accumulated(const std::string& name = "",
+ scalar minimum = fl::nan,
+ scalar maximum = fl::nan,
+ SNorm* accumulation = fl::null);
+ Accumulated(const Accumulated& other);
+ Accumulated& operator=(const Accumulated& other);
+ virtual ~Accumulated() FL_IOVERRIDE;
+ FL_DEFAULT_MOVE(Accumulated)
+
+ virtual std::string className() const FL_IOVERRIDE;
+ virtual std::string parameters() const FL_IOVERRIDE;
+ virtual void configure(const std::string& parameters) FL_IOVERRIDE;
+
+ virtual Accumulated* clone() const FL_IOVERRIDE;
+
+ virtual scalar membership(scalar x) const FL_IOVERRIDE;
+ virtual scalar activationDegree(const Term* forTerm) const;
+
+ virtual std::string toString() const FL_IOVERRIDE;
+
+
+ virtual void setMinimum(scalar minimum);
+ virtual scalar getMinimum() const;
+
+ virtual void setMaximum(scalar maximum);
+ virtual scalar getMaximum() const;
+
+ virtual void setRange(scalar minimum, scalar maximum);
+ virtual scalar range() const;
+
+ virtual void setAccumulation(SNorm* accumulation);
+ virtual SNorm* getAccumulation() const;
+
+ /**
+ * Operations for std::vector _terms
+ */
+ virtual void addTerm(const Term* term, scalar degree, const TNorm* activation);
+ virtual void addTerm(Activated* term);
+ virtual Activated* getTerm(int index) const;
+ virtual Activated* removeTerm(int index);
+ virtual int numberOfTerms() const;
+ virtual const std::vector<Activated*>& terms() const;
+ virtual std::vector<Activated*>& terms();
+ virtual bool isEmpty() const;
+ virtual void clear();
+ };
+
+}
+#endif /* FL_ACCUMULATED_H */
diff --git a/fuzzylite/fl/term/Activated.h b/fuzzylite/fl/term/Activated.h
new file mode 100644
index 0000000..10c1b40
--- /dev/null
+++ b/fuzzylite/fl/term/Activated.h
@@ -0,0 +1,65 @@
+/*
+ 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_ACTIVATED_H
+#define FL_ACTIVATED_H
+
+#include "fl/term/Term.h"
+
+namespace fl {
+ class TNorm;
+
+ class FL_API Activated : public Term {
+ protected:
+ const Term* _term;
+ scalar _degree;
+ const TNorm* _activation;
+
+ public:
+ explicit Activated(const Term* term = fl::null, scalar degree = 1.0,
+ const TNorm* activationOperator = fl::null);
+ virtual ~Activated() FL_IOVERRIDE;
+ FL_DEFAULT_COPY_AND_MOVE(Activated)
+
+ virtual std::string className() const FL_IOVERRIDE;
+ virtual std::string parameters() const FL_IOVERRIDE;
+ virtual void configure(const std::string& parameters) FL_IOVERRIDE;
+
+ virtual scalar membership(scalar x) const FL_IOVERRIDE;
+ virtual std::string toString() const FL_IOVERRIDE;
+
+ virtual void setTerm(const Term* term);
+ virtual const Term* getTerm() const;
+
+ virtual void setDegree(scalar degree);
+ virtual scalar getDegree() const;
+
+ virtual void setActivation(const TNorm* activation);
+ virtual const TNorm* getActivation() const;
+
+ virtual Activated* clone() const FL_IOVERRIDE;
+ };
+
+}
+#endif /* FL_ACTIVATED_H */
diff --git a/fuzzylite/fl/term/Bell.h b/fuzzylite/fl/term/Bell.h
new file mode 100644
index 0000000..115479c
--- /dev/null
+++ b/fuzzylite/fl/term/Bell.h
@@ -0,0 +1,68 @@
+/*
+ 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_BELL_H
+#define FL_BELL_H
+
+#include "fl/term/Term.h"
+
+namespace fl {
+
+ class FL_API Bell : public Term {
+ protected:
+ scalar _center;
+ scalar _width;
+ scalar _slope;
+ public:
+ explicit Bell(const std::string& name = "",
+ scalar center = fl::nan,
+ scalar width = fl::nan,
+ scalar slope = fl::nan,
+ scalar height = 1.0);
+ virtual ~Bell() FL_IOVERRIDE;
+ FL_DEFAULT_COPY_AND_MOVE(Bell)
+
+ virtual std::string className() const FL_IOVERRIDE;
+ virtual std::string parameters() const FL_IOVERRIDE;
+ virtual void configure(const std::string& parameters) FL_IOVERRIDE;
+
+ virtual scalar membership(scalar x) const FL_IOVERRIDE;
+
+ virtual void setCenter(scalar center);
+ virtual scalar getCenter() const;
+
+ virtual void setWidth(scalar width);
+ virtual scalar getWidth() const;
+
+ virtual void setSlope(scalar slope);
+ virtual scalar getSlope() const;
+
+ virtual Bell* clone() const FL_IOVERRIDE;
+
+ static Term* constructor();
+
+ };
+
+}
+#endif /* FL_BELL_H */
diff --git a/fuzzylite/fl/term/Concave.h b/fuzzylite/fl/term/Concave.h
new file mode 100644
index 0000000..b3aabe6
--- /dev/null
+++ b/fuzzylite/fl/term/Concave.h
@@ -0,0 +1,64 @@
+/*
+ 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_CONCAVE_H
+#define FL_CONCAVE_H
+
+#include "fl/term/Term.h"
+
+
+namespace fl {
+
+ class FL_API Concave : public Term {
+ protected:
+ scalar _inflection, _end;
+ public:
+ explicit Concave(const std::string& name = "",
+ scalar inflection = fl::nan,
+ scalar end = fl::nan,
+ scalar height = 1.0);
+ virtual ~Concave() FL_IOVERRIDE;
+ FL_DEFAULT_COPY_AND_MOVE(Concave)
+
+ virtual std::string className() const FL_IOVERRIDE;
+ virtual std::string parameters() const FL_IOVERRIDE;
+ virtual void configure(const std::string& parameters) FL_IOVERRIDE;
+
+ virtual scalar membership(scalar x) const FL_IOVERRIDE;
+
+ virtual void setInflection(scalar inflection);
+ virtual scalar getInflection() const;
+
+ virtual void setEnd(scalar end);
+ virtual scalar getEnd() const;
+
+ virtual Concave* clone() const FL_IOVERRIDE;
+
+ static Term* constructor();
+ };
+}
+
+
+#endif /* FL_CONCAVE_H */
+
diff --git a/fuzzylite/fl/term/Constant.h b/fuzzylite/fl/term/Constant.h
new file mode 100644
index 0000000..c4ed17d
--- /dev/null
+++ b/fuzzylite/fl/term/Constant.h
@@ -0,0 +1,58 @@
+/*
+ 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_CONSTANT_H
+#define FL_CONSTANT_H
+
+#include "fl/term/Term.h"
+
+namespace fl {
+
+ class FL_API Constant : public Term {
+ protected:
+ scalar _value;
+
+ public:
+ explicit Constant(const std::string& name = "",
+ scalar value = fl::nan);
+ virtual ~Constant() FL_IOVERRIDE;
+ FL_DEFAULT_COPY_AND_MOVE(Constant)
+
+ virtual std::string className() const FL_IOVERRIDE;
+ virtual std::string parameters() const FL_IOVERRIDE;
+ virtual void configure(const std::string& parameters) FL_IOVERRIDE;
+
+ virtual scalar membership(scalar x) const FL_IOVERRIDE;
+
+ virtual void setValue(scalar value);
+ virtual scalar getValue() const;
+
+ virtual Constant* clone() const FL_IOVERRIDE;
+
+ static Term* constructor();
+ };
+}
+
+#endif /* FL_CONSTANT_H */
+
diff --git a/fuzzylite/fl/term/Cosine.h b/fuzzylite/fl/term/Cosine.h
new file mode 100644
index 0000000..510669f
--- /dev/null
+++ b/fuzzylite/fl/term/Cosine.h
@@ -0,0 +1,62 @@
+/*
+ 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_COSINE_H
+#define FL_COSINE_H
+
+#include "fl/term/Term.h"
+
+namespace fl {
+
+ class FL_API Cosine : public Term {
+ protected:
+ scalar _center, _width;
+ public:
+ explicit Cosine(const std::string& name = "",
+ scalar center = fl::nan,
+ scalar width = fl::nan,
+ scalar height = 1.0);
+ virtual ~Cosine() FL_IOVERRIDE;
+ FL_DEFAULT_COPY_AND_MOVE(Cosine)
+
+ virtual std::string className() const FL_IOVERRIDE;
+ virtual std::string parameters() const FL_IOVERRIDE;
+ virtual void configure(const std::string& parameters) FL_IOVERRIDE;
+
+ virtual scalar membership(scalar x) const FL_IOVERRIDE;
+
+ virtual void setCenter(scalar center);
+ virtual scalar getCenter() const;
+
+ virtual void setWidth(scalar width);
+ virtual scalar getWidth() const;
+
+ virtual Cosine* clone() const FL_IOVERRIDE;
+
+ static Term* constructor();
+ };
+}
+
+#endif /* FL_COSINE_H */
+
diff --git a/fuzzylite/fl/term/Discrete.h b/fuzzylite/fl/term/Discrete.h
new file mode 100644
index 0000000..fc554b3
--- /dev/null
+++ b/fuzzylite/fl/term/Discrete.h
@@ -0,0 +1,81 @@
+/*
+ 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 */
diff --git a/fuzzylite/fl/term/Function.h b/fuzzylite/fl/term/Function.h
new file mode 100644
index 0000000..99580b7
--- /dev/null
+++ b/fuzzylite/fl/term/Function.h
@@ -0,0 +1,171 @@
+/*
+ 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_FUNCTION_H
+#define FL_FUNCTION_H
+
+#include "fl/term/Term.h"
+
+#include <map>
+#include <string>
+
+namespace fl {
+
+ class Engine;
+
+ class FL_API Function : public Term {
+ /****************************
+ * Parsing Elements
+ ****************************/
+
+ public:
+ typedef scalar(*Unary)(scalar);
+ typedef scalar(*Binary)(scalar, scalar);
+
+ struct FL_API Element {
+
+ enum Type {
+ OPERATOR, FUNCTION
+ };
+ std::string name;
+ std::string description;
+ Type type;
+ Unary unary;
+ Binary binary;
+ int arity;
+ int precedence; //Operator
+ int associativity;
+ Element(const std::string& name, const std::string& description, Type type);
+ Element(const std::string& name, const std::string& description,
+ Type type, Unary unary, int precedence = 0, int associativity = -1);
+ Element(const std::string& name, const std::string& description,
+ Type type, Binary binary, int precedence = 0, int associativity = -1);
+ virtual ~Element();
+ FL_DEFAULT_COPY_AND_MOVE(Element)
+
+ virtual bool isOperator() const;
+ virtual bool isFunction() const;
+
+ virtual Element* clone() const;
+
+ virtual std::string toString() const;
+
+ };
+
+ /**************************
+ * Tree elements, wrap Elements into Nodes.
+ **************************/
+
+ struct FL_API Node {
+ FL_unique_ptr<Element> element;
+ FL_unique_ptr<Node> left;
+ FL_unique_ptr<Node> right;
+ std::string variable;
+ scalar value;
+
+ explicit Node(Element* element, Node* left = fl::null, Node* right = fl::null);
+ explicit Node(const std::string& variable);
+ explicit Node(scalar value);
+ Node(const Node& source);
+ Node& operator=(const Node& rhs);
+ virtual ~Node();
+ FL_DEFAULT_MOVE(Node)
+
+ virtual scalar evaluate(const std::map<std::string, scalar>*
+ variables = fl::null) const;
+
+ virtual Node* clone() const;
+
+ virtual std::string toString() const;
+ virtual std::string toPrefix(const Node* node = fl::null) const;
+ virtual std::string toInfix(const Node* node = fl::null) const;
+ virtual std::string toPostfix(const Node* node = fl::null) const;
+ private:
+ void copyFrom(const Node& source);
+ };
+
+
+
+
+ /******************************
+ * Term
+ ******************************/
+
+ protected:
+ FL_unique_ptr<Node> _root;
+ std::string _formula;
+ const Engine* _engine;
+ public:
+ mutable std::map<std::string, scalar> variables;
+ explicit Function(const std::string& name = "",
+ const std::string& formula = "", const Engine* engine = fl::null);
+ Function(const Function& other);
+ Function& operator=(const Function& other);
+ virtual ~Function() FL_IOVERRIDE;
+ FL_DEFAULT_MOVE(Function)
+
+ static Function* create(const std::string& name,
+ const std::string& formula,
+ const Engine* engine = fl::null); // throw (fl::Exception);
+
+ virtual scalar membership(scalar x) const FL_IOVERRIDE;
+
+ virtual scalar evaluate(const std::map<std::string, scalar>* variables) const;
+
+ virtual std::string className() const FL_IOVERRIDE;
+ virtual std::string parameters() const FL_IOVERRIDE;
+ virtual void configure(const std::string& parameters) FL_IOVERRIDE;
+
+ virtual void setFormula(const std::string& formula);
+ virtual std::string getFormula() const;
+
+ virtual void setEngine(const Engine* engine);
+ virtual const Engine* getEngine() const;
+
+ virtual Node* root() const;
+
+ virtual bool isLoaded() const;
+ virtual void unload();
+ virtual void load(); // throw (fl::Exception);
+ virtual void load(const std::string& formula); // throw (fl::Exception);
+ virtual void load(const std::string& formula, const Engine* engine); // throw (fl::Exception);
+
+ virtual Node* parse(const std::string& formula); // throw (fl::Exception);
+
+ virtual std::string toPostfix(const std::string& formula) const; //throw (fl::Exception);
+
+ virtual std::string space(const std::string& formula) const;
+
+ virtual Function* clone() const FL_IOVERRIDE;
+
+ static Term* constructor();
+
+ static void main();
+
+ };
+
+}
+
+#endif /* FL_FUNCTION_H */
+
diff --git a/fuzzylite/fl/term/Gaussian.h b/fuzzylite/fl/term/Gaussian.h
new file mode 100644
index 0000000..a5b8055
--- /dev/null
+++ b/fuzzylite/fl/term/Gaussian.h
@@ -0,0 +1,63 @@
+/*
+ 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_GAUSSIAN_H
+#define FL_GAUSSIAN_H
+
+#include "fl/term/Term.h"
+
+namespace fl {
+
+ class FL_API Gaussian : public Term {
+ protected:
+ scalar _mean;
+ scalar _standardDeviation;
+
+ public:
+ explicit Gaussian(const std::string& name = "",
+ scalar mean = fl::nan,
+ scalar standardDeviation = fl::nan,
+ scalar height = 1.0);
+ virtual ~Gaussian() FL_IOVERRIDE;
+ FL_DEFAULT_COPY_AND_MOVE(Gaussian)
+
+ virtual std::string className() const FL_IOVERRIDE;
+ virtual std::string parameters() const FL_IOVERRIDE;
+ virtual void configure(const std::string& parameters) FL_IOVERRIDE;
+
+ virtual scalar membership(scalar x) const FL_IOVERRIDE;
+
+ virtual void setMean(scalar c);
+ virtual scalar getMean() const;
+
+ virtual void setStandardDeviation(scalar sigma);
+ virtual scalar getStandardDeviation() const;
+
+ virtual Gaussian* clone() const FL_IOVERRIDE;
+
+ static Term* constructor();
+ };
+
+}
+#endif /* FL_GAUSSIAN_H */
diff --git a/fuzzylite/fl/term/GaussianProduct.h b/fuzzylite/fl/term/GaussianProduct.h
new file mode 100644
index 0000000..bd1eaaa
--- /dev/null
+++ b/fuzzylite/fl/term/GaussianProduct.h
@@ -0,0 +1,73 @@
+/*
+ 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_GAUSSIANPRODUCT_H
+#define FL_GAUSSIANPRODUCT_H
+
+#include "fl/term/Term.h"
+
+namespace fl {
+
+ class FL_API GaussianProduct : public Term {
+ protected:
+ scalar _meanA;
+ scalar _standardDeviationA;
+ scalar _meanB;
+ scalar _standardDeviationB;
+
+ public:
+ explicit GaussianProduct(const std::string& name = "",
+ scalar meanA = fl::nan,
+ scalar standardDeviationA = fl::nan,
+ scalar meanB = fl::nan,
+ scalar standardDeviationB = fl::nan,
+ scalar height = 1.0);
+ virtual ~GaussianProduct() FL_IOVERRIDE;
+ FL_DEFAULT_COPY_AND_MOVE(GaussianProduct)
+
+ virtual std::string className() const FL_IOVERRIDE;
+ virtual std::string parameters() const FL_IOVERRIDE;
+ virtual void configure(const std::string& parameters) FL_IOVERRIDE;
+
+ virtual scalar membership(scalar x) const FL_IOVERRIDE;
+
+ virtual void setMeanA(scalar meanA);
+ virtual scalar getMeanA() const;
+
+ virtual void setStandardDeviationA(scalar sigmaA);
+ virtual scalar getStandardDeviationA() const;
+
+ virtual void setMeanB(scalar meanB);
+ virtual scalar getMeanB() const;
+
+ virtual void setStandardDeviationB(scalar sigmaB);
+ virtual scalar getStandardDeviationB() const;
+
+ virtual GaussianProduct* clone() const FL_IOVERRIDE;
+
+ static Term* constructor();
+ };
+}
+#endif /* FL_GAUSSIANPRODUCT_H */
+
diff --git a/fuzzylite/fl/term/Linear.h b/fuzzylite/fl/term/Linear.h
new file mode 100644
index 0000000..67ede04
--- /dev/null
+++ b/fuzzylite/fl/term/Linear.h
@@ -0,0 +1,72 @@
+/*
+ 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_LINEAR_H
+#define FL_LINEAR_H
+
+#include "fl/term/Term.h"
+
+namespace fl {
+ class Engine;
+
+ class FL_API Linear : public Term {
+ protected:
+ std::vector<scalar> _coefficients;
+ const Engine* _engine;
+ public:
+ explicit Linear(const std::string& name = "",
+ const std::vector<scalar>& coefficients = std::vector<scalar>(),
+ const Engine* engine = fl::null);
+ virtual ~Linear() FL_IOVERRIDE;
+ FL_DEFAULT_COPY_AND_MOVE(Linear)
+
+ virtual std::string className() const FL_IOVERRIDE;
+ virtual std::string parameters() const FL_IOVERRIDE;
+ virtual void configure(const std::string& parameters) FL_IOVERRIDE;
+
+ virtual scalar membership(scalar x) const FL_IOVERRIDE;
+
+ virtual void set(const std::vector<scalar>& coeffs, const Engine* engine);
+
+ virtual void setCoefficients(const std::vector<scalar>& coeffs);
+ virtual const std::vector<scalar>& coefficients() const;
+ virtual std::vector<scalar>& coefficients();
+
+ virtual void setEngine(const Engine* engine);
+ virtual const Engine* getEngine() const;
+
+ virtual Linear* clone() const FL_IOVERRIDE;
+
+ static Term* constructor();
+
+ //Warning: this method is unsafe, make sure you use it correctly.
+ template <typename T>
+ static Linear* create(const std::string& name, const Engine* engine,
+ T firstCoefficient, ...); // throw (fl::Exception);
+ };
+
+}
+
+#endif /* FL_LINEAR_H */
+
diff --git a/fuzzylite/fl/term/PiShape.h b/fuzzylite/fl/term/PiShape.h
new file mode 100644
index 0000000..a0c2f78
--- /dev/null
+++ b/fuzzylite/fl/term/PiShape.h
@@ -0,0 +1,74 @@
+/*
+ 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_PISHAPE_H
+#define FL_PISHAPE_H
+
+#include "fl/term/Term.h"
+
+namespace fl {
+
+ class FL_API PiShape : public Term {
+ protected:
+ scalar _bottomLeft;
+ scalar _topLeft;
+ scalar _topRight;
+ scalar _bottomRight;
+
+ public:
+ explicit PiShape(const std::string& name = "",
+ scalar bottomLeft = fl::nan,
+ scalar topLeft = fl::nan,
+ scalar topRight = fl::nan,
+ scalar bottomRight = fl::nan,
+ scalar height = 1.0);
+ virtual ~PiShape() FL_IOVERRIDE;
+ FL_DEFAULT_COPY_AND_MOVE(PiShape)
+
+ virtual std::string className() const FL_IOVERRIDE;
+ virtual std::string parameters() const FL_IOVERRIDE;
+ virtual void configure(const std::string& parameters) FL_IOVERRIDE;
+
+ virtual scalar membership(scalar x) const FL_IOVERRIDE;
+
+ virtual void setBottomLeft(scalar a);
+ virtual scalar getBottomLeft() const;
+
+ virtual void setTopLeft(scalar b);
+ virtual scalar getTopLeft() const;
+
+ virtual void setTopRight(scalar d);
+ virtual scalar getTopRight() const;
+
+ virtual void setBottomRight(scalar c);
+ virtual scalar getBottomRight() const;
+
+ virtual PiShape* clone() const FL_IOVERRIDE;
+
+ static Term* constructor();
+ };
+}
+
+#endif /* FL_PISHAPE_H */
+
diff --git a/fuzzylite/fl/term/Ramp.h b/fuzzylite/fl/term/Ramp.h
new file mode 100644
index 0000000..63a683c
--- /dev/null
+++ b/fuzzylite/fl/term/Ramp.h
@@ -0,0 +1,68 @@
+/*
+ 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_RAMP_H
+#define FL_RAMP_H
+
+#include "fl/term/Term.h"
+
+namespace fl {
+
+ class FL_API Ramp : public Term {
+ protected:
+ scalar _start, _end;
+
+ public:
+
+ enum Direction {
+ POSITIVE, ZERO, NEGATIVE
+ };
+ explicit Ramp(const std::string& name = "",
+ scalar start = fl::nan,
+ scalar end = fl::nan,
+ scalar height = 1.0);
+ virtual ~Ramp() FL_IOVERRIDE;
+ FL_DEFAULT_COPY_AND_MOVE(Ramp)
+
+ virtual std::string className() const FL_IOVERRIDE;
+ virtual std::string parameters() const FL_IOVERRIDE;
+ virtual void configure(const std::string& parameters) FL_IOVERRIDE;
+
+ virtual scalar membership(scalar x) const FL_IOVERRIDE;
+
+ virtual void setStart(scalar start);
+ virtual scalar getStart() const;
+
+ virtual void setEnd(scalar end);
+ virtual scalar getEnd() const;
+
+ virtual Direction direction() const;
+
+ virtual Ramp* clone() const FL_IOVERRIDE;
+
+ static Term* constructor();
+ };
+}
+#endif /* FL_RAMP_H */
+
diff --git a/fuzzylite/fl/term/Rectangle.h b/fuzzylite/fl/term/Rectangle.h
new file mode 100644
index 0000000..23b5eda
--- /dev/null
+++ b/fuzzylite/fl/term/Rectangle.h
@@ -0,0 +1,62 @@
+/*
+ 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_RECTANGLE_H
+#define FL_RECTANGLE_H
+
+#include "fl/term/Term.h"
+
+namespace fl {
+
+ class FL_API Rectangle : public Term {
+ protected:
+ scalar _start, _end;
+
+ public:
+ explicit Rectangle(const std::string& name = "",
+ scalar start = fl::nan,
+ scalar end = fl::nan,
+ scalar height = 1.0);
+ virtual ~Rectangle() FL_IOVERRIDE;
+ FL_DEFAULT_COPY_AND_MOVE(Rectangle)
+
+ virtual std::string className() const FL_IOVERRIDE;
+ virtual std::string parameters() const FL_IOVERRIDE;
+ virtual void configure(const std::string& parameters) FL_IOVERRIDE;
+
+ virtual scalar membership(scalar x) const FL_IOVERRIDE;
+
+ virtual void setStart(scalar start);
+ virtual scalar getStart() const;
+
+ virtual void setEnd(scalar end);
+ virtual scalar getEnd() const;
+
+ virtual Rectangle* clone() const FL_IOVERRIDE;
+
+ static Term* constructor();
+ };
+
+}
+#endif /* FL_RECTANGLE_H */
diff --git a/fuzzylite/fl/term/SShape.h b/fuzzylite/fl/term/SShape.h
new file mode 100644
index 0000000..0891357
--- /dev/null
+++ b/fuzzylite/fl/term/SShape.h
@@ -0,0 +1,64 @@
+/*
+ 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_SSHAPE_H
+#define FL_SSHAPE_H
+
+#include "fl/term/Term.h"
+
+namespace fl {
+
+ class FL_API SShape : public Term {
+ protected:
+ scalar _start, _end;
+
+ public:
+ explicit SShape(const std::string& name = "",
+ scalar start = fl::nan,
+ scalar end = fl::nan,
+ scalar height = 1.0);
+ virtual ~SShape() FL_IOVERRIDE;
+ FL_DEFAULT_COPY_AND_MOVE(SShape)
+
+ virtual std::string className() const FL_IOVERRIDE;
+ virtual std::string parameters() const FL_IOVERRIDE;
+ virtual void configure(const std::string& parameters) FL_IOVERRIDE;
+
+ virtual scalar membership(scalar x) const FL_IOVERRIDE;
+
+ virtual void setStart(scalar start);
+ virtual scalar getStart() const;
+
+ virtual void setEnd(scalar end);
+ virtual scalar getEnd() const;
+
+ virtual SShape* clone() const FL_IOVERRIDE;
+
+ static Term* constructor();
+ };
+}
+
+#endif /* FL_SSHAPE_H */
+
diff --git a/fuzzylite/fl/term/Sigmoid.h b/fuzzylite/fl/term/Sigmoid.h
new file mode 100644
index 0000000..b37b1be
--- /dev/null
+++ b/fuzzylite/fl/term/Sigmoid.h
@@ -0,0 +1,68 @@
+/*
+ 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_SIGMOID_H
+#define FL_SIGMOID_H
+
+#include "fl/term/Term.h"
+
+namespace fl {
+
+ class FL_API Sigmoid : public Term {
+ protected:
+ scalar _inflection;
+ scalar _slope;
+ public:
+
+ enum Direction {
+ POSITIVE, ZERO, NEGATIVE
+ };
+ explicit Sigmoid(const std::string& name = "",
+ scalar inflection = fl::nan,
+ scalar slope = fl::nan,
+ scalar height = 1.0);
+ virtual ~Sigmoid() FL_IOVERRIDE;
+ FL_DEFAULT_COPY_AND_MOVE(Sigmoid)
+
+ virtual std::string className() const FL_IOVERRIDE;
+ virtual std::string parameters() const FL_IOVERRIDE;
+ virtual void configure(const std::string& parameters) FL_IOVERRIDE;
+
+ virtual scalar membership(scalar x) const FL_IOVERRIDE;
+
+ virtual void setInflection(scalar inflection);
+ virtual scalar getInflection() const;
+
+ virtual void setSlope(scalar slope);
+ virtual scalar getSlope() const;
+
+ virtual Direction direction() const;
+
+ virtual Sigmoid* clone() const FL_IOVERRIDE;
+
+ static Term* constructor();
+ };
+
+}
+#endif /* FL_SIGMOID_H */
diff --git a/fuzzylite/fl/term/SigmoidDifference.h b/fuzzylite/fl/term/SigmoidDifference.h
new file mode 100644
index 0000000..020f164
--- /dev/null
+++ b/fuzzylite/fl/term/SigmoidDifference.h
@@ -0,0 +1,73 @@
+/*
+ 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_SIGMOIDDIFFERENCE_H
+#define FL_SIGMOIDDIFFERENCE_H
+
+#include "fl/term/Term.h"
+
+namespace fl {
+
+ class FL_API SigmoidDifference : public Term {
+ protected:
+ scalar _left;
+ scalar _rising;
+ scalar _falling;
+ scalar _right;
+
+ public:
+ explicit SigmoidDifference(const std::string& name = "",
+ scalar left = fl::nan,
+ scalar rising = fl::nan,
+ scalar falling = fl::nan,
+ scalar right = fl::nan,
+ scalar height = 1.0);
+ virtual ~SigmoidDifference() FL_IOVERRIDE;
+ FL_DEFAULT_COPY_AND_MOVE(SigmoidDifference)
+
+ virtual std::string className() const FL_IOVERRIDE;
+ virtual std::string parameters() const FL_IOVERRIDE;
+ virtual void configure(const std::string& parameters) FL_IOVERRIDE;
+
+ virtual scalar membership(scalar x) const FL_IOVERRIDE;
+
+ virtual void setLeft(scalar leftInflection);
+ virtual scalar getLeft() const;
+
+ virtual void setRising(scalar risingSlope);
+ virtual scalar getRising() const;
+
+ virtual void setFalling(scalar fallingSlope);
+ virtual scalar getFalling() const;
+
+ virtual void setRight(scalar rightInflection);
+ virtual scalar getRight() const;
+
+ virtual SigmoidDifference* clone() const FL_IOVERRIDE;
+
+ static Term* constructor();
+ };
+}
+#endif /* FL_SIGMOIDDIFFERENCE_H */
+
diff --git a/fuzzylite/fl/term/SigmoidProduct.h b/fuzzylite/fl/term/SigmoidProduct.h
new file mode 100644
index 0000000..cb83f30
--- /dev/null
+++ b/fuzzylite/fl/term/SigmoidProduct.h
@@ -0,0 +1,73 @@
+/*
+ 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_SIGMOIDPRODUCT_H
+#define FL_SIGMOIDPRODUCT_H
+
+#include "fl/term/Term.h"
+
+namespace fl {
+
+ class FL_API SigmoidProduct : public Term {
+ protected:
+ scalar _left;
+ scalar _rising;
+ scalar _falling;
+ scalar _right;
+
+ public:
+ explicit SigmoidProduct(const std::string& name = "",
+ scalar left = fl::nan,
+ scalar rising = fl::nan,
+ scalar falling = fl::nan,
+ scalar right = fl::nan,
+ scalar height = 1.0);
+ virtual ~SigmoidProduct() FL_IOVERRIDE;
+ FL_DEFAULT_COPY_AND_MOVE(SigmoidProduct)
+
+ virtual std::string className() const FL_IOVERRIDE;
+ virtual std::string parameters() const FL_IOVERRIDE;
+ virtual void configure(const std::string& parameters) FL_IOVERRIDE;
+
+ virtual scalar membership(scalar x) const FL_IOVERRIDE;
+
+ virtual void setLeft(scalar leftInflection);
+ virtual scalar getLeft() const;
+
+ virtual void setRising(scalar risingSlope);
+ virtual scalar getRising() const;
+
+ virtual void setFalling(scalar fallingSlope);
+ virtual scalar getFalling() const;
+
+ virtual void setRight(scalar rightInflection);
+ virtual scalar getRight() const;
+
+ virtual SigmoidProduct* clone() const FL_IOVERRIDE;
+
+ static Term* constructor();
+ };
+}
+#endif /* FL_SIGMOIDPRODUCT_H */
+
diff --git a/fuzzylite/fl/term/Spike.h b/fuzzylite/fl/term/Spike.h
new file mode 100644
index 0000000..7e520c9
--- /dev/null
+++ b/fuzzylite/fl/term/Spike.h
@@ -0,0 +1,62 @@
+/*
+ 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_SPIKE_H
+#define FL_SPIKE_H
+
+#include "fl/term/Term.h"
+
+namespace fl {
+
+ class FL_API Spike : public Term {
+ protected:
+ scalar _center, _width;
+ public:
+ explicit Spike(const std::string& name = "",
+ scalar center = fl::nan,
+ scalar width = fl::nan,
+ scalar height = 1.0);
+ virtual ~Spike() FL_IOVERRIDE;
+ FL_DEFAULT_COPY_AND_MOVE(Spike)
+
+ virtual std::string className() const FL_IOVERRIDE;
+ virtual std::string parameters() const FL_IOVERRIDE;
+ virtual void configure(const std::string& parameters) FL_IOVERRIDE;
+
+ virtual scalar membership(scalar x) const FL_IOVERRIDE;
+
+ virtual void setCenter(scalar center);
+ virtual scalar getCenter() const;
+
+ virtual void setWidth(scalar width);
+ virtual scalar getWidth() const;
+
+ virtual Spike* clone() const FL_IOVERRIDE;
+
+ static Term* constructor();
+ };
+}
+
+#endif /* FL_SPIKE_H */
+
diff --git a/fuzzylite/fl/term/Term.h b/fuzzylite/fl/term/Term.h
new file mode 100644
index 0000000..6c2b2b1
--- /dev/null
+++ b/fuzzylite/fl/term/Term.h
@@ -0,0 +1,71 @@
+/*
+ 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_TERM_H
+#define FL_TERM_H
+
+#include "fl/fuzzylite.h"
+
+#include "fl/Operation.h"
+
+#include <cmath>
+#include <string>
+#include <vector>
+
+namespace fl {
+ class Engine;
+
+ class FL_API Term {
+ protected:
+ std::string _name;
+ scalar _height;
+ public:
+
+ explicit Term(const std::string& name = "", scalar height = 1.0);
+ virtual ~Term();
+ FL_DEFAULT_COPY_AND_MOVE(Term)
+
+ virtual void setName(const std::string& name);
+ virtual std::string getName() const;
+
+ virtual void setHeight(scalar height);
+ virtual scalar getHeight() const;
+
+ virtual std::string toString() const;
+
+ virtual std::string className() const = 0;
+ virtual std::string parameters() const = 0;
+ virtual void configure(const std::string& parameters) = 0;
+
+ virtual scalar membership(scalar x) const = 0;
+
+ virtual Term* clone() const = 0;
+
+ //FIXME: This should not be static, and may not be here either.
+ static void updateReference(Term* term, const Engine* engine);
+ };
+
+}
+#endif /* FL_TERM_H */
diff --git a/fuzzylite/fl/term/Trapezoid.h b/fuzzylite/fl/term/Trapezoid.h
new file mode 100644
index 0000000..f896997
--- /dev/null
+++ b/fuzzylite/fl/term/Trapezoid.h
@@ -0,0 +1,69 @@
+/*
+ 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_TRAPEZOID_H
+#define FL_TRAPEZOID_H
+
+#include "fl/term/Term.h"
+
+namespace fl {
+
+ class FL_API Trapezoid : public Term {
+ protected:
+ scalar _vertexA, _vertexB, _vertexC, _vertexD;
+ public:
+ explicit Trapezoid(const std::string& name = "",
+ scalar vertexA = fl::nan,
+ scalar vertexB = fl::nan,
+ scalar vertexC = fl::nan,
+ scalar vertexD = fl::nan,
+ scalar height = 1.0);
+ virtual ~Trapezoid() FL_IOVERRIDE;
+ FL_DEFAULT_COPY_AND_MOVE(Trapezoid)
+
+ virtual std::string className() const FL_IOVERRIDE;
+ virtual std::string parameters() const FL_IOVERRIDE;
+ virtual void configure(const std::string& parameters) FL_IOVERRIDE;
+
+ virtual scalar membership(scalar x) const FL_IOVERRIDE;
+
+ virtual void setVertexA(scalar a);
+ virtual scalar getVertexA() const;
+
+ virtual void setVertexB(scalar b);
+ virtual scalar getVertexB() const;
+
+ virtual void setVertexC(scalar c);
+ virtual scalar getVertexC() const;
+
+ virtual void setVertexD(scalar d);
+ virtual scalar getVertexD() const;
+
+ virtual Trapezoid* clone() const FL_IOVERRIDE;
+
+ static Term* constructor();
+ };
+
+}
+#endif /* FL_TRAPEZOID_H */
diff --git a/fuzzylite/fl/term/Triangle.h b/fuzzylite/fl/term/Triangle.h
new file mode 100644
index 0000000..9311687
--- /dev/null
+++ b/fuzzylite/fl/term/Triangle.h
@@ -0,0 +1,68 @@
+/*
+ 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_TRIANGLE_H
+#define FL_TRIANGLE_H
+
+#include "fl/term/Term.h"
+
+namespace fl {
+
+ class FL_API Triangle : public Term {
+ protected:
+ scalar _vertexA;
+ scalar _vertexB;
+ scalar _vertexC;
+ public:
+ explicit Triangle(const std::string& name = "",
+ scalar vertexA = fl::nan,
+ scalar vertexB = fl::nan,
+ scalar vertexC = fl::nan,
+ scalar height = 1.0);
+ virtual ~Triangle() FL_IOVERRIDE;
+ FL_DEFAULT_COPY_AND_MOVE(Triangle)
+
+ virtual std::string className() const FL_IOVERRIDE;
+ virtual std::string parameters() const FL_IOVERRIDE;
+ virtual void configure(const std::string& parameters) FL_IOVERRIDE;
+
+ virtual scalar membership(scalar x) const FL_IOVERRIDE;
+
+ virtual void setVertexA(scalar a);
+ virtual scalar getVertexA() const;
+
+ virtual void setVertexB(scalar b);
+ virtual scalar getVertexB() const;
+
+ virtual void setVertexC(scalar c);
+ virtual scalar getVertexC() const;
+
+ virtual Triangle* clone() const FL_IOVERRIDE;
+
+ static Term* constructor();
+
+ };
+
+}
+#endif /* FL_TRIANGLE_H */
diff --git a/fuzzylite/fl/term/ZShape.h b/fuzzylite/fl/term/ZShape.h
new file mode 100644
index 0000000..b53906e
--- /dev/null
+++ b/fuzzylite/fl/term/ZShape.h
@@ -0,0 +1,63 @@
+/*
+ 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_ZSHAPE_H
+#define FL_ZSHAPE_H
+
+#include "fl/term/Term.h"
+
+namespace fl {
+
+ class FL_API ZShape : public Term {
+ protected:
+ scalar _start, _end;
+
+ public:
+ explicit ZShape(const std::string& name = "",
+ scalar _start = fl::nan,
+ scalar _end = fl::nan,
+ scalar _height = 1.0);
+ virtual ~ZShape() FL_IOVERRIDE;
+ FL_DEFAULT_COPY_AND_MOVE(ZShape)
+
+ virtual std::string className() const FL_IOVERRIDE;
+ virtual std::string parameters() const FL_IOVERRIDE;
+ virtual void configure(const std::string& parameters) FL_IOVERRIDE;
+
+ virtual scalar membership(scalar x) const FL_IOVERRIDE;
+
+ virtual void setStart(scalar start);
+ virtual scalar getStart() const;
+
+ virtual void setEnd(scalar end);
+ virtual scalar getEnd() const;
+
+ virtual ZShape* clone() const FL_IOVERRIDE;
+
+ static Term* constructor();
+
+ };
+}
+#endif /* ZSHAPE_H */
+