public MarkGeometrySpline(
int flag,
int degree,
List <double> knotsIn,
List <MarkGeometryPoint> controlPointsIn,
List <MarkGeometryPoint> fitPointsIn
)
{
Degree = degree;
IsClosed = (flag == 1);
IsPeriodic = (flag == 2);
Knots.AddRange(knotsIn);
ControlPoints.AddRange(controlPointsIn);
FitPoints.AddRange(fitPointsIn);
// generate points
Points.AddRange(ApproximatePoints(3 * ControlPoints.Count));
Update();
}