public static Vector3[] GetTessPoints(this ICurve curve, double chordTol, double lengthTol, RangeDouble?domain = null)
{
bool isPeriodic;
double end;
bool isClosed;
double start;
if (domain == null)
{
curve.GetEndParams(out start, out end, out isClosed, out isPeriodic);
}
else
{
start = domain.Value.Min;
end = domain.Value.Max;
}
var startPt = (double[])curve.Evaluate2(start, 0);
var midPt = (double[])curve.Evaluate2((start + end) / 2, 0);
var endPt = (double[])curve.Evaluate2(end, 0);
var set0 = GetTessPotsAsVector3(curve, chordTol, lengthTol, startPt, midPt)
.ToArray();
var set1 = GetTessPotsAsVector3(curve, chordTol, lengthTol, midPt, endPt)
.ToArray();
return(set0.Concat(set1.Skip(1)).ToArray());
}
/// <summary>
/// Return the domain of the curve. ie the [startParam, endParam]
/// </summary>
/// <param name="curve"></param>
/// <returns></returns>
public static double[] Domain(this ICurve curve)
{
bool isPeriodic;
double end;
bool isClosed;
double start;
curve.GetEndParams(out start, out end, out isClosed, out isPeriodic);
return(new[] { start, end });
}
/// <summary>
/// Return the length of the curve between the start
/// and end parameters.
/// </summary>
/// <param name="curve"></param>
/// <returns></returns>
public static double Length(this ICurve curve)
{
bool isPeriodic;
double end;
bool isClosed;
double start;
curve.GetEndParams(out start, out end, out isClosed, out isPeriodic);
return(curve.GetLength3(start, end));
}
