public void Build()
{
int idx, count;
SplinePoint p1, p2, p3, p4;
if (mPoints.Count < 2)
{
mSegments = null;
Length = 0;
return;
}
if (WrapType == WrapMode.Loop)
{
count = mPoints.Count;
}
else
{
count = mPoints.Count - 1;
}
mSegments = new SplineSegment[count];
Length = 0;
idx = 0;
if (WrapType == WrapMode.Loop)
{
while (idx < count)
{
p1 = mPoints[XSplineUtil.WrapIndex(idx - 1, mPoints.Count)];
p2 = mPoints[XSplineUtil.WrapIndex(idx, mPoints.Count)];
p3 = mPoints[XSplineUtil.WrapIndex(idx + 1, mPoints.Count)];
p4 = mPoints[XSplineUtil.WrapIndex(idx + 2, mPoints.Count)];
mSegments[idx] = new SplineSegment(InterpolateType);
if (InterpolateType == SplineType.Linear || InterpolateType == SplineType.Bezier)
{
BuildSegment(mSegments[idx], p1, p2, p3, p4);
}
else
{
BuildSegment(mSegments[idx], p2, p1, p4, p3);
}
++idx;
}
}
else
{
while (idx < count)
{
p1 = mPoints[XSplineUtil.ClampIndex(idx - 1, mPoints.Count)];
p2 = mPoints[XSplineUtil.ClampIndex(idx, mPoints.Count)];
p3 = mPoints[XSplineUtil.ClampIndex(idx + 1, mPoints.Count)];
p4 = mPoints[XSplineUtil.ClampIndex(idx + 2, mPoints.Count)];
mSegments[idx] = new SplineSegment(InterpolateType);
if (InterpolateType == SplineType.Linear || InterpolateType == SplineType.Bezier)
{
BuildSegment(mSegments[idx], p1, p2, p3, p4);
}
else
{
BuildSegment(mSegments[idx], p2, p1, p4, p3);
}
++idx;
}
}
++mBuildnum;
}
public void SetOffsetPercent(float offset)
{
offset = XSplineUtil.WrapPosition(mSpline.WrapType, offset, mSpline.Length);
mSegidx = mSpline.FindSegment(offset * mSpline.Length);
mSegpos = offset - mSpline.GetSegmentStartLength(mSegidx);
}
