package graphics;
public class Spline
{
  protected Vector4 C;

  public Spline(double a, double b, double c, double d)
  {
    C = new Vector4(a,b,c,d);
  }

  public double get(double t)
  {
    double t2 = t*t; //save a multiply by caching t*t
    Vector4 T = new Vector4(t2*t, t2, t, 1);
    return C.dotProduct(T);
  }
}