//+------------------------------------------------------------------+
//| CompositeMembershipFunction.mq5 |
//| Copyright 2016, MetaQuotes Software Corp. |
//| https://www.mql5.com |
//+------------------------------------------------------------------+
#include <Math\Fuzzy\membershipfunction.mqh>
#include <Graphics\Graphic.mqh>
//--- Create membership functions
CProductTwoSigmoidalMembershipFunctions func1(2,1,-1,7);
CP_ShapedMembershipFunction func2(0,6,7,9);
CCompositeMembershipFunction composite(ProdMF,GetPointer(func1),GetPointer(func2));
//--- Create wrappers for membership functions
double ProductTwoSigmoidalMembershipFunctions(double x) { return(func1.GetValue(x)); }
double P_ShapedMembershipFunction(double x) { return(func2.GetValue(x)); }
double CompositeMembershipFunction(double x) { return(composite.GetValue(x)); }
//+------------------------------------------------------------------+
//| Script program start function |
//+------------------------------------------------------------------+
void OnStart()
{
//--- create graphic
CGraphic graphic;
if(!graphic.Create(0,"CompositeMembershipFunction",0,30,30,780,380))
{
graphic.Attach(0,"CompositeMembershipFunction");
}
graphic.HistoryNameWidth(70);
graphic.BackgroundMain("CompositeMembershipFunction");
graphic.BackgroundMainSize(16);
//--- create curve
graphic.CurveAdd(P_ShapedMembershipFunction,0.0,10.0,0.1,CURVE_LINES,"Func1");
graphic.CurveAdd(ProductTwoSigmoidalMembershipFunctions,0.0,10.0,0.1,CURVE_LINES,"Func2");
graphic.CurveAdd(CompositeMembershipFunction,0.0,10.0,0.1,CURVE_LINES,"Func1 * Func2");
//--- sets the X-axis properties
graphic.XAxis().AutoScale(false);
graphic.XAxis().Min(0.0);
graphic.XAxis().Max(10.0);
graphic.XAxis().DefaultStep(1.0);
//--- sets the Y-axis properties
graphic.YAxis().AutoScale(false);
graphic.YAxis().Min(0.0);
graphic.YAxis().Max(1.1);
graphic.YAxis().DefaultStep(0.2);
//--- plot
graphic.CurvePlotAll();
graphic.Update();
}
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