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#include <fl/Headers.h>
int main(int argc, char** argv){
using namespace fl;
Engine* engine = new Engine;
engine->setName("approximation of sin(x)/x");
InputVariable* inputVariable = new InputVariable;
inputVariable->setEnabled(true);
inputVariable->setName("inputX");
inputVariable->setRange(0.000, 10.000);
inputVariable->addTerm(new Triangle("NEAR_1", 0.000, 1.000, 2.000));
inputVariable->addTerm(new Triangle("NEAR_2", 1.000, 2.000, 3.000));
inputVariable->addTerm(new Triangle("NEAR_3", 2.000, 3.000, 4.000));
inputVariable->addTerm(new Triangle("NEAR_4", 3.000, 4.000, 5.000));
inputVariable->addTerm(new Triangle("NEAR_5", 4.000, 5.000, 6.000));
inputVariable->addTerm(new Triangle("NEAR_6", 5.000, 6.000, 7.000));
inputVariable->addTerm(new Triangle("NEAR_7", 6.000, 7.000, 8.000));
inputVariable->addTerm(new Triangle("NEAR_8", 7.000, 8.000, 9.000));
inputVariable->addTerm(new Triangle("NEAR_9", 8.000, 9.000, 10.000));
engine->addInputVariable(inputVariable);
OutputVariable* outputVariable1 = new OutputVariable;
outputVariable1->setEnabled(true);
outputVariable1->setName("outputFx");
outputVariable1->setRange(-1.000, 1.000);
outputVariable1->fuzzyOutput()->setAccumulation(fl::null);
outputVariable1->setDefuzzifier(new WeightedAverage("TakagiSugeno"));
outputVariable1->setDefaultValue(fl::nan);
outputVariable1->setLockPreviousOutputValue(true);
outputVariable1->setLockOutputValueInRange(false);
outputVariable1->addTerm(new Constant("f1", 0.840));
outputVariable1->addTerm(new Constant("f2", 0.450));
outputVariable1->addTerm(new Constant("f3", 0.040));
outputVariable1->addTerm(new Constant("f4", -0.180));
outputVariable1->addTerm(new Constant("f5", -0.190));
outputVariable1->addTerm(new Constant("f6", -0.040));
outputVariable1->addTerm(new Constant("f7", 0.090));
outputVariable1->addTerm(new Constant("f8", 0.120));
outputVariable1->addTerm(new Constant("f9", 0.040));
engine->addOutputVariable(outputVariable1);
OutputVariable* outputVariable2 = new OutputVariable;
outputVariable2->setEnabled(true);
outputVariable2->setName("trueFx");
outputVariable2->setRange(-1.000, 1.000);
outputVariable2->fuzzyOutput()->setAccumulation(fl::null);
outputVariable2->setDefuzzifier(new WeightedAverage("Automatic"));
outputVariable2->setDefaultValue(fl::nan);
outputVariable2->setLockPreviousOutputValue(true);
outputVariable2->setLockOutputValueInRange(false);
outputVariable2->addTerm(Function::create("fx", "sin(inputX)/inputX", engine));
engine->addOutputVariable(outputVariable2);
OutputVariable* outputVariable3 = new OutputVariable;
outputVariable3->setEnabled(true);
outputVariable3->setName("diffFx");
outputVariable3->setRange(-1.000, 1.000);
outputVariable3->fuzzyOutput()->setAccumulation(fl::null);
outputVariable3->setDefuzzifier(new WeightedAverage("Automatic"));
outputVariable3->setDefaultValue(fl::nan);
outputVariable3->setLockPreviousOutputValue(false);
outputVariable3->setLockOutputValueInRange(false);
outputVariable3->addTerm(Function::create("diff", "fabs(outputFx-trueFx)", engine));
engine->addOutputVariable(outputVariable3);
RuleBlock* ruleBlock = new RuleBlock;
ruleBlock->setEnabled(true);
ruleBlock->setName("");
ruleBlock->setConjunction(fl::null);
ruleBlock->setDisjunction(fl::null);
ruleBlock->setActivation(fl::null);
ruleBlock->addRule(fl::Rule::parse("if inputX is NEAR_1 then outputFx is f1", engine));
ruleBlock->addRule(fl::Rule::parse("if inputX is NEAR_2 then outputFx is f2", engine));
ruleBlock->addRule(fl::Rule::parse("if inputX is NEAR_3 then outputFx is f3", engine));
ruleBlock->addRule(fl::Rule::parse("if inputX is NEAR_4 then outputFx is f4", engine));
ruleBlock->addRule(fl::Rule::parse("if inputX is NEAR_5 then outputFx is f5", engine));
ruleBlock->addRule(fl::Rule::parse("if inputX is NEAR_6 then outputFx is f6", engine));
ruleBlock->addRule(fl::Rule::parse("if inputX is NEAR_7 then outputFx is f7", engine));
ruleBlock->addRule(fl::Rule::parse("if inputX is NEAR_8 then outputFx is f8", engine));
ruleBlock->addRule(fl::Rule::parse("if inputX is NEAR_9 then outputFx is f9", engine));
ruleBlock->addRule(fl::Rule::parse("if inputX is any then trueFx is fx and diffFx is diff", engine));
engine->addRuleBlock(ruleBlock);
}
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