public Vector3 GetClosestPoint(Vector3 p, ref int closestSeg, out float distance, int searchRange = 5, int subdivisions = 50)
{
distance = float.MaxValue;
Vector3 result = p;
if (nodes.Length > 1)
{
int num = Mathf.Max(closestSeg - searchRange, 1);
int num2 = Mathf.Min(closestSeg + searchRange, nodes.Length - 1);
for (int i = num; i <= num2; i++)
{
Transform transform = nodes[i - 1].transform;
Transform transform2 = nodes[i].transform;
Vector3 position = transform.position;
Vector3 p2 = transform.position + transform.forward * nodes[i - 1].OutHandleLength;
Vector3 p3 = transform2.position - transform2.forward * nodes[i].InHandleLength;
Vector3 position2 = transform2.position;
float distance2;
Vector3 vector = BezierMath.FindClosest(position, p2, p3, position2, p, out distance2, subdivisions);
if (distance2 < distance)
{
distance = distance2;
result = vector;
closestSeg = i;
}
}
}
return(result);
}
public float EstimateSegmentLength(int segment, int subdivisions = 50)
{
float num = 0f;
Debug.Assert(nodes.Length > segment, "Invalid segment number.");
SmoothBezierNode smoothBezierNode = nodes[segment];
SmoothBezierNode smoothBezierNode2 = nodes[segment + 1];
Transform transform = smoothBezierNode.transform;
Transform transform2 = smoothBezierNode2.transform;
Vector3 position = transform.position;
Vector3 p = transform.position + transform.forward * smoothBezierNode.OutHandleLength;
Vector3 p2 = transform2.position - transform2.forward * smoothBezierNode2.InHandleLength;
Vector3 position2 = transform2.position;
Vector3 zero = Vector3.zero;
Vector3 vector = BezierMath.Interpolate(position, p, p2, position2, 0f);
float num2 = 1f / (float)subdivisions;
for (int i = 0; i < subdivisions; i++)
{
zero = vector;
vector = BezierMath.Interpolate(position, p, p2, position2, num2 * (float)(i + 1));
num += Vector3.Distance(zero, vector);
}
return(num);
}
public Vector3 InterpolateSegment(int segment, float u)
{
Debug.Assert(nodes.Length > segment, "Invalid segment number.");
SmoothBezierNode smoothBezierNode = nodes[segment];
SmoothBezierNode smoothBezierNode2 = nodes[segment + 1];
Transform transform = smoothBezierNode.transform;
Transform transform2 = smoothBezierNode2.transform;
Vector3 position = transform.position;
Vector3 p = transform.position + transform.forward * smoothBezierNode.OutHandleLength;
Vector3 p2 = transform2.position - transform2.forward * smoothBezierNode2.InHandleLength;
Vector3 position2 = transform2.position;
return(BezierMath.Interpolate(position, p, p2, position2, u));
}
