public Matrix44 CalcPointTransform(float amount)
{
var length = 0f;
var segmentCount = GetSegmentCount();
var scale = GlobalTransform.GetScale(false);
for (int i = 0; i < segmentCount; i++)
{
var point1 = GetPoint(i);
var point2 = GetPoint(i + 1);
var segmentLength = ((point2.Position - point1.Position) * scale).Length;
if (length <= amount && amount < length + segmentLength)
{
return(Interpolate((amount - length) / segmentLength, point1, point2));
}
length += segmentLength;
}
if (Nodes.Count > 1)
{
return(Interpolate(1.0f, GetPoint(segmentCount - 1), GetPoint(segmentCount)));
}
if (Nodes.Count == 1)
{
return(Matrix44.CreateTranslation(((SplinePoint3D)Nodes[0]).Position));
}
return(Matrix44.Identity);
}
public float CalcLengthRough()
{
var length = 0f;
var segmentCount = GetSegmentCount();
var scale = GlobalTransform.GetScale(false);
for (int i = 0; i < segmentCount; i++)
{
length += ((GetPoint(i + 1).Position - GetPoint(i).Position) * scale).Length;
}
return(length);
}
