GeometryGym.Ifc.IfcBSplineCurveWithKnots.adoptKnotsAndMultiplicities C# (CSharp) Méthode

        private void adoptKnotsAndMultiplicities(NurbsCurve nc)
        {
            double tol = (nc.Knots[nc.Knots.Count - 1] - nc.Knots[0]) / Math.Max(1000, nc.Knots.Count) / 1000;
            if (nc.IsPeriodic)
            {
                int kc = 1;
                if (nc.Knots[1] - nc.Knots[0] < tol)
                    kc = 2;
                else
                {
                    mKnots.Add(nc.Knots[0] - (nc.Knots[1] - nc.Knots[0]));
                    mMultiplicities.Add(1);
                }
                double knot = nc.Knots[0];
                for (int icounter = 1; icounter < nc.Knots.Count; icounter++)
                {
                    double t = nc.Knots[icounter];
                    if ((t - knot) > tol)
                    {
                        mKnots.Add(knot);
                        mMultiplicities.Add(kc);
                        knot = t;
                        kc = 1;
                    }
                    else
                        kc++;
                }
                mKnots.Add(knot);
                if (kc > 1)
                    mMultiplicities.Add(kc + 1);
                else
                {
                    mMultiplicities.Add(1);
                    mKnots.Add(knot + (knot - nc.Knots[nc.Knots.Count - 2]));
                    mMultiplicities.Add(1);
                }
            }
            else
            {
                int kc = 2;
                double knot = nc.Knots[0];
                for (int icounter = 1; icounter < nc.Knots.Count; icounter++)
                {
                    double t = nc.Knots[icounter];
                    if ((t - knot) > tol)
                    {
                        mKnots.Add(knot);
                        mMultiplicities.Add(kc);
                        knot = t;
                        kc = 1;
                    }
                    else
                        kc++;
                }
                mKnots.Add(knot);
                mMultiplicities.Add(kc + 1);
            }
        }