protected override void InitialCurve(ICurveParam curveParam)
{
if (curveParam.getCurveType() == InterpolationCurveType.nurbsCurve)
{
NurbsCurveParam param = (NurbsCurveParam)curveParam;
this.curve = new NurbsParametricCurveElement(param);
}
else
{
throw new UnmatchedCurveParamTypeException(InterpolationCurveType.nurbsCurve, curveParam.getCurveType());
}
}
private List<DataPoint> sampleANurbsCurve(NurbsParametricCurveElement curve)
{
double stepSize = 0.005;
int step = 200;
if (curve.Interval.Length > 1)
{
stepSize = curve.Interval.Length.AccurateValue / step;
}
else
{
step = (int)(curve.Interval.Length.AccurateValue / stepSize);
}
DoubleExtension parametricValue = curve.Interval.LeftBorder;
List<DataPoint> pts = new List<DataPoint>();
int count = 0;
while (count++ < step)
{
pts.Add(curve.calculatePoint(parametricValue));
parametricValue += stepSize;
}
return pts;
}
