/// <summary>
/// Gets all Approximation points for a given spline part
/// </summary>
/// <param name="fromTF">start TF</param>
/// <param name="toTF">end TF</param>
/// <param name="includeEndPoint">Whether the end position should be included</param>
/// <returns>an array of Approximation points</returns>
public Vector3[] GetApproximationPoints(float fromTF, float toTF, bool includeEndPoint = true)
{
float startLF;
float startFrag;
float endLF;
float endFrag;
var startSeg = TFToSegment(fromTF, out startLF);
int startIdx = startSeg.getApproximationIndexINTERNAL(startLF, out startFrag);
var endSeg = TFToSegment(toTF, out endLF);
int endIdx = endSeg.getApproximationIndexINTERNAL(endLF, out endFrag);
var seg = startSeg;
Vector3[] res = new Vector3[1] {
Vector3.Lerp(seg.Approximation[startIdx], seg.Approximation[startIdx + 1], startFrag)
};
//if (startFrag == 1)
// seg = seg.NextSegment;
while (seg && seg != endSeg)
{
res = res.AddRange <Vector3>(seg.Approximation.SubArray <Vector3>(startIdx + 1, seg.Approximation.Length - 1));
startIdx = 1;
seg = seg.NextSegment;
}
if (seg)
{
int i = (startSeg == seg) ? startIdx + 1 : 1;
res = res.AddRange <Vector3>(seg.Approximation.SubArray <Vector3>(i, endIdx - i));
if (includeEndPoint && (endFrag > 0 || endFrag < 1))
{
return(res.Add <Vector3>(Vector3.Lerp(seg.Approximation[endIdx], seg.Approximation[endIdx + 1], endFrag)));
}
}
return(res);
}