void CreateStalk()
{
EraseData();
PointList lastRing = null;
for (int j = 0; j <= RowCount; ++j)
{
Debug.Log(string.Format("making ring at {0} with last {1}", j, lastRing));
float ringHeight = this.Height * j / RowCount;
PointList pl = PointList.MakeRing(this, ringHeight, lastRing);
PointLists.Add(pl);
lastRing = pl;
}
CreateSpine();
SpineToPoints();
Mesh stalk;
GetComponent <MeshFilter> ().mesh.Clear();
stalk = GetComponent <MeshFilter> ().mesh;
stalk.vertices = Vertices;
stalk.triangles = triangles.ToArray();
stalk.normals = Normals;
stalk.uv = UVs;
#if DRAW_NORMALS
foreach (Point p in Points)
{
GameObject n = (GameObject)Instantiate(NormalPointer);
p.AlignGameObject(n);
Pointers.Add(n);
}
#endif
}