public void InitializeOnTarget(DMeshSO target, double initial_width)
        {
            AxisAlignedBox3d bounds = target.Mesh.CachedBounds;
            Vector3d         c      = bounds.Center;
            SORayHit         nearestPt;

            target.FindNearest(c, double.MaxValue, out nearestPt, CoordSpace.ObjectCoords);
            c = nearestPt.hitPos;

            Vector3d up = c + initial_width * Vector3d.AxisY;

            target.FindNearest(up, double.MaxValue, out nearestPt, CoordSpace.ObjectCoords);
            up = nearestPt.hitPos;

            Vector3d down = c - initial_width * Vector3d.AxisY;

            target.FindNearest(down, double.MaxValue, out nearestPt, CoordSpace.ObjectCoords);
            down = nearestPt.hitPos;

            SetPointPosition_Internal(StartPointID, new Frame3f(up), CoordSpace.ObjectCoords);
            SetPointPosition_Internal(EndPointID, new Frame3f(down), CoordSpace.ObjectCoords);
        }