/*
 * This code is generated by BioUML FrameWork 
 * for BIOMD0000000133.xml diagram  at 2008.03.20 15:09:10
 */
import biouml.plugins.simulation.ae.NewtonSolver;
import biouml.plugins.simulation.java.JavaBaseModel;
import ru.biosoft.math.MathRoutines;

public class BIOMD0000000133 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 = 0.1; // initial value of a
        b = 0.26; // initial value of b
        c = -60.0; // initial value of c
        d = -1.0; // 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] = -16.12; // - u
        x[1] = -62.0; // - 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 'BIOMD0000000133.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[5];
        flags[0] = (x[1] > Vthresh) ? +1 : -1; //event_0000001
        flags[1] = (time > 40 && time < 44 && (time > 60 && time < 64)) ? +1 : -1; //event_0000002
        flags[2] = (time > 280 && time < 284 || (time > 320 && time < 324) || (time > 40 && time < 44) || (time > 60 && time < 64)) ? +1 : -1; //event_0000003
        flags[3] = (time >= 44 && time <= 60 || (time >= 64 && time <= 280)) ? +1 : -1; //event_0000004
        flags[4] = (time >= 284 && time <= 320 || time >= 324) ? +1 : -1; //event_0000005
        return flags;
    }

    public void processEvent(int __internalVar12060041505150, double time, double[] x)
    {
        this.time = time;
        if ( __internalVar12060041505150 == 0) //event_0000001
        {
            x[1] = c;
            x[0] = x[0] + d;
        } else if ( __internalVar12060041505150 == 1) //event_0000002
        {
            i = 0.65;
        } else if ( __internalVar12060041505150 == 2) //event_0000003
        {
            i = 0.65;
        } else if ( __internalVar12060041505150 == 3) //event_0000004
        {
            i = 0;
        } else if ( __internalVar12060041505150 == 4) //event_0000005
        {
            i = 0;
        }
    }

} // class ...