sh_triangular.java

//+++++++++++++++++++++++++++++++++++++++++++++++++++++
// File automatically generated by Xfuzzy - DO NOT EDIT
//+++++++++++++++++++++++++++++++++++++++++++++++++++++

package pkg.xfsg.family;

import xfuzzy.lang.*;

public class sh_triangular extends Family {
 public sh_triangular() {
   super("xfsg","sh_triangular");
   Parameter single[] = new Parameter[0];
   setSingleParameters(single);
   setParamListName("p");
   setParamList(new Parameter[0]);
  }

 public int members() {
   double[] p = getParamListValues();
 return p.length; 

  }

 public double compute(int i, double x) {
   double min = this.min();
   double max = this.max();
   double[] p = getParamListValues();
   if(i==0 && x<p[0]) return 1;
   if(i==p.length-1 && x>p[p.length-1]) return 1;
   double a = (i==0? min : p[i-1]);
   double b = p[i];
   double c = (i==p.length-1? max : p[i+1]);
   return (a<x && x<=b? (x-a)/(b-a) : (b<x && x<c? (c-x)/(c-b) : 0));

  }

 public double greatereq(int i, double x) {
   double min = this.min();
   double[] p = getParamListValues();
   if(i==0) return 1;
   double a = (i==0? min : p[i-1]);
   double b = p[i];
   return (x<a? 0 : (x>b? 1 : (x-a)/(b-a) ));

  }

 public double smallereq(int i, double x) {
   double max = this.max();
   double[] p = getParamListValues();
   if(i==p.length-1) return 1;
   double b = p[i];
   double c = (i==p.length-1? max : p[i+1]);
   return (x<b? 1 : (x>c? 0 : (c-x)/(c-b) ));

  }

 public double center(int i) {
   double min = this.min();
   double max = this.max();
   double[] p = getParamListValues();
   return (i==0? (min+p[0])/2 : (i==p.length-1? (max+p[p.length-1])/2 : p[i]));

  }

 public double basis(int i) {
   double min = this.min();
   double max = this.max();
   double[] p = getParamListValues();
   double a = (i==0 ? min : p[i-1]);
   double c = (i==p.length-1? max : p[i+1]);
   return (c-a);

  }

 public double[] deriv_eq(int i, double x) {
   double[] deriv = new double[getNumberOfParameters()];
   double min = this.min();
   double max = this.max();
   double[] p = getParamListValues();
   double a = (i==0? min : p[i-1]);
   double b = p[i];
   double c = (i==p.length-1? max : p[i+1]);
   if(i>0) {
    if(x<b) deriv[i-1] = (x-b)/((b-a)*(b-a));
    else if(x==a)  deriv[i-1] = 0.5/(a-b);
    else deriv[i-1] = 0;
   }
   if(i==0) {
    if(b<x && x<c) deriv[i] = (c-x)/((c-b)*(c-b));
    else if(x==b) deriv[i] = 0.5/(c-b);
    else  deriv[i] = 0;
   } else if(i==p.length-1) {
    if(a<x && x<b) deriv[i] = (a-x)/((b-a)*(b-a));
    else if(x==b) deriv[i] =  0.5/(a-b);
    else  deriv[i] = 0;
   } else {
    if(a<x && x<b) deriv[i] = (a-x)/((b-a)*(b-a));
    else if(b<x && x<c) deriv[i] = (c-x)/((c-b)*(c-b));
    else if(x==b) deriv[i] =  0.5/(a-b) + 0.5/(c-b);
    else  deriv[i] = 0;
   }
   if(i<p.length-1) {
    if(b<x && x<c) deriv[i+1] = (x-b)/((c-b)*(c-b));
    else if(x==c) deriv[i+1] = 0.5/(c-b);
    else deriv[i+1] = 0;
   }

   return deriv;
  }

 public double[] deriv_greq(int i, double x) {
   double[] deriv = new double[getNumberOfParameters()];
   double min = this.min();
   double[] p = getParamListValues();
   double a = (i==0? min : p[i-1]);
   double b = p[i];
   if(i>0) {
    if(a<x && x<b) deriv[i-1] = (x-b)/((b-a)*(b-a));
    else if(x==a) deriv[i-1] = 0.5/(a-b);
    else deriv[i-1] = 0;

    if(a<x && x<b) deriv[i] = (a-x)/((b-a)*(b-a));
    else if(x==b) deriv[i] = 0.5/(a-b);
    else  deriv[i] = 0;
   }

   return deriv;
  }

 public double[] deriv_smeq(int i, double x) {
   double[] deriv = new double[getNumberOfParameters()];
   double max = this.max();
   double[] p = getParamListValues();
   double b = p[i];
   double c = (i==p.length-1? max : p[i+1]);
   if(i<p.length-1) {
    if(b<x && x<c) deriv[i] = (c-x)/((c-b)*(c-b));
    else if(x==b) deriv[i] = 0.5/(c-b);
    else deriv[i] = 0;

    if(b<x && x<c) deriv[i+1] = (x-b)/((c-b)*(c-b));
    else if(x==c) deriv[i+1] = 0.5/(c-b);
    else deriv[i+1] = 0;
   }

   return deriv;
  }

 public double[] deriv_center(int i) {
   double[] deriv = new double[getNumberOfParameters()];
   double[] p = getParamListValues();
   if(i==0 || i==p.length-1) deriv[i] = 0.5;
   else deriv[i] = 1;

   return deriv;
  }

 public double[] deriv_basis(int i) {
   double[] deriv = new double[getNumberOfParameters()];
   double[] p = getParamListValues();
   if(i>0) deriv[i-1] = -1;
   if(i<p.length-1) deriv[i+1] = 1;

   return deriv;
  }

 public boolean test () {
   double min = this.min();
   double max = this.max();
   double[] p = getParamListValues();
   return ( p.length>1 && p[0]>min && p[p.length-1]<max && sorted(p) 
);
  }

 public void update() {
   if(!isAdjustable()) return;
   double[] pos = get();
   double[] desp = getDesp();
   boolean[] adj = getAdjustable();
   double min = this.min();
   double max = this.max();
   double step = this.step();
   double[] p = getParamListValues();
  pos = sortedUpdate(pos,desp,adj);
  if(pos[0]<=min) {
   pos[0]=min+step;
   for(int i=1;i<p.length; i++) {
    if(pos[i]<=pos[i-1]) pos[i] = pos[i-1]+step;
    else break;
   }
  }
  if(pos[p.length-1]>=max) {
   pos[p.length-1]=max-step;
   for(int i=p.length-2; i>=0; i--) {
    if(pos[i]>=pos[i+1]) pos[i] = pos[i+1]-step;
    else break;
   }
  }

   updateValues(pos);
  }

 public String getEqualJavaCode() {
   String eol = System.getProperty("line.separator", "\n");
   String code = "";
   code += "      if(i==0 && x<p[0]) return 1;"+eol;
   code += "      if(i==p.length-1 && x>p[p.length-1]) return 1;"+eol;
   code += "      double a = (i==0? min : p[i-1]);"+eol;
   code += "      double b = p[i];"+eol;
   code += "      double c = (i==p.length-1? max : p[i+1]);"+eol;
   code += "      return (a<x && x<=b? (x-a)/(b-a) : (b<x && x<c? (c-x)/(c-b) : 0));"+eol;
   return code;
  }

 public String getGreqJavaCode() {
   String eol = System.getProperty("line.separator", "\n");
   String code = "";
   code += "      if(i==0) return 1;"+eol;
   code += "      double a = (i==0? min : p[i-1]);"+eol;
   code += "      double b = p[i];"+eol;
   code += "      return (x<a? 0 : (x>b? 1 : (x-a)/(b-a) ));"+eol;
   return code;
  }

 public String getSmeqJavaCode() {
   String eol = System.getProperty("line.separator", "\n");
   String code = "";
   code += "      if(i==p.length-1) return 1;"+eol;
   code += "      double b = p[i];"+eol;
   code += "      double c = (i==p.length-1? max : p[i+1]);"+eol;
   code += "      return (x<b? 1 : (x>c? 0 : (c-x)/(c-b) ));"+eol;
   return code;
  }

 public String getCenterJavaCode() {
   String eol = System.getProperty("line.separator", "\n");
   String code = "";
   code += "      return (i==0? (min+p[0])/2 : (i==p.length-1? (max+p[p.length-1])/2 : p[i]));"+eol;
   return code;
  }

 public String getBasisJavaCode() {
   String eol = System.getProperty("line.separator", "\n");
   String code = "";
   code += "      double a = (i==0 ? min : p[i-1]);"+eol;
   code += "      double c = (i==p.length-1? max : p[i+1]);"+eol;
   code += "      return (c-a);"+eol;
   return code;
  }


 public String getEqualCCode() {
   String eol = System.getProperty("line.separator", "\n");
   String code = "";
   code += "      if(i==0 && x<p[0]) return 1;"+eol;
   code += "      if(i==length-1 && x>p[length-1]) return 1;"+eol;
   code += "      double a = (i==0? min : p[i-1]);"+eol;
   code += "      double b = p[i];"+eol;
   code += "      double c = (i==length-1? max : p[i+1]);"+eol;
   code += "      return (a<x && x<=b? (x-a)/(b-a) : (b<x && x<c? (c-x)/(c-b) : 0));"+eol;
   return code;
  }

 public String getGreqCCode() {
   String eol = System.getProperty("line.separator", "\n");
   String code = "";
   code += "      if(i==0) return 1;"+eol;
   code += "      double a = (i==0? min : p[i-1]);"+eol;
   code += "      double b = p[i];"+eol;
   code += "      return (x<a? 0 : (x>b? 1 : (x-a)/(b-a) ));"+eol;
   return code;
  }

 public String getSmeqCCode() {
   String eol = System.getProperty("line.separator", "\n");
   String code = "";
   code += "      if(i==length-1) return 1;"+eol;
   code += "      double b = p[i];"+eol;
   code += "      double c = (i==length-1? max : p[i+1]);"+eol;
   code += "      return (x<b? 1 : (x>c? 0 : (c-x)/(c-b) ));"+eol;
   return code;
  }

 public String getCenterCCode() {
   String eol = System.getProperty("line.separator", "\n");
   String code = "";
   code += "      return (i==0? (min+p[0])/2 : (i==length-1? (max+p[length-1])/2 : p[i]));"+eol;
   return code;
  }

 public String getBasisCCode() {
   String eol = System.getProperty("line.separator", "\n");
   String code = "";
   code += "      double a = (i==0 ? min : p[i-1]);"+eol;
   code += "      double c = (i==length-1? max : p[i+1]);"+eol;
   code += "      return (c-a);"+eol;
   return code;
  }


 public String getEqualCppCode() {
   String eol = System.getProperty("line.separator", "\n");
   String code = "";
   code += "      if(i==0 && x<p[0]) return 1;"+eol;
   code += "      if(i==length-1 && x>p[length-1]) return 1;"+eol;
   code += "      double a = (i==0? min : p[i-1]);"+eol;
   code += "      double b = p[i];"+eol;
   code += "      double c = (i==length-1? max : p[i+1]);"+eol;
   code += "      return (a<x && x<=b? (x-a)/(b-a) : (b<x && x<c? (c-x)/(c-b) : 0));"+eol;
   return code;
  }

 public String getGreqCppCode() {
   String eol = System.getProperty("line.separator", "\n");
   String code = "";
   code += "      if(i==0) return 1;"+eol;
   code += "      double a = (i==0? min : p[i-1]);"+eol;
   code += "      double b = p[i];"+eol;
   code += "      return (x<a? 0 : (x>b? 1 : (x-a)/(b-a) ));"+eol;
   return code;
  }

 public String getSmeqCppCode() {
   String eol = System.getProperty("line.separator", "\n");
   String code = "";
   code += "      if(i==length-1) return 1;"+eol;
   code += "      double b = p[i];"+eol;
   code += "      double c = (i==length-1? max : p[i+1]);"+eol;
   code += "      return (x<b? 1 : (x>c? 0 : (c-x)/(c-b) ));"+eol;
   return code;
  }

 public String getCenterCppCode() {
   String eol = System.getProperty("line.separator", "\n");
   String code = "";
   code += "      return (i==0? (min+p[0])/2 : (i==length-1? (max+p[length-1])/2 : p[i]));"+eol;
   return code;
  }

 public String getBasisCppCode() {
   String eol = System.getProperty("line.separator", "\n");
   String code = "";
   code += "      double a = (i==0 ? min : p[i-1]);"+eol;
   code += "      double c = (i==length-1? max : p[i+1]);"+eol;
   code += "      return (c-a);"+eol;
   return code;
  }

}