package sansmodels;

public class FlatStruct extends StructureFactor{
 
    private double volumeFraction;

    //Default constructor
    public FlatStruct() {
        volumeFraction = 0.04;
        setNumberOfParameters(1);
        String[] parameters = {"Vol Fraction (0-1)"};
        setParametersText(parameters);
    }

    public FlatStruct(double inVolFrac) {
        volumeFraction = inVolFrac;
        setNumberOfParameters(1);
        String[] parameters = {"Vol Fraction (0-1)"};
        setParametersText(parameters);
    }

    public double calculate(double inX) {
        double phi = volumeFraction;
        if (volumeFraction > 1.0) phi = 1.0;
        return phi;
    }

    public void setParameters(double[] inParameters) {
        volumeFraction = inParameters[0];
    }
 
    public double[] getParameters() {
        double[] outParameters = new double[1];
        outParameters[0] = volumeFraction;
        return outParameters;
    }
}