/*
 * This code is generated by BioUML FrameWork 
 * for BIOMD0000000134.xml diagram  at 2008.03.20 15:09:11
 */
import biouml.plugins.simulation.ae.NewtonSolver;
import biouml.plugins.simulation.java.JavaBaseModel;
import ru.biosoft.math.MathRoutines;

public class BIOMD0000000134 extends JavaBaseModel
{

/*
 * Write rules to calculate equation parameters
 */


/*
 * Write rules to calculate equation parameters excluding internal variables.
 */

    public void Init()
    {
        initialValues = getInitialValues();
/*
 * Initialize variables
 */
        Vthresh = 30.0; // initial value of Vthresh
        a = 0.02; // initial value of a
        b = 0.2; // initial value of b
        c = -65.0; // initial value of c
        d = 6.0; // initial value of d
    }

    /*
     * Model variables initial values
     */
    protected double Vthresh;
    protected double a;
    protected double b;
    protected double c;
    protected double d;
    protected double i;
    protected double time;

    public double[] extendResult(double time,double [] x)
    {
        this.time = time;


        double[] y = new double[3];
        y[0] = i;
        y[1] = x[0];
        y[2] = x[1];
        return y;
    }
    public double[] getInitialValues()
    {
        double [] x = new double[2];
        this.time = 0.0;
        x[0] = -14.0; // - u
        x[1] = -70.0; // - v


        return x;
    }

/*
 * code for algebraic rules calculations
 */

/*
 * end of code for algebraic rules calculations
 */

    protected void calculateRates(double time, double[] x)
    {


    }

        /*
         * calculate dy/dt for 'BIOMD0000000134.xml' model
         */
    public void __internalDyDt_0(double time, double [] x, double[] result)
    {
        result[0] = +a*(b*x[1] - x[0]);
        result[1] = +0.04*Math.pow(x[1], 2) + 5*x[1] + 140 - x[0] + i;
    }
    protected double [] calculateResult(double time, double[] x)
    {
        double[] result = new double[2];
        __internalDyDt_0(time, x, result);
        return result;
    }
    public double[] dy_dt(double time, double[] x)
    {
        this.time = time;
        calculateRates( time,x );

        return calculateResult( time,x );
    }

    public double[] checkEvent(double time, double[] x)
    {
        this.time = time;


        double [] flags = new double[3];
        flags[0] = (x[1] > Vthresh) ? +1 : -1; //event_0000001
        flags[1] = (time > 10 && time < 13) ? +1 : -1; //event_0000002
        flags[2] = (time >= 13) ? +1 : -1; //event_0000003
        return flags;
    }

    public void processEvent(int __internalVar12060041515150, double time, double[] x)
    {
        this.time = time;
        if ( __internalVar12060041515150 == 0) //event_0000001
        {
            x[1] = c;
            x[0] = x[0] + d;
        } else if ( __internalVar12060041515150 == 1) //event_0000002
        {
            i = 7.04;
        } else if ( __internalVar12060041515150 == 2) //event_0000003
        {
            i = 0;
        }
    }

} // class ...