public GameObject CreateCellObject(VoronoiCell cellData, int cellIndex, Transform parentTransform, Material meshMaterial)
{
var cellObject = new GameObject (string.Format ("VorCell.{0}", cellIndex)) { tag = TilesTag, layer = TilesLayer};
cellObject.transform.parent = parentTransform;
cellObject.transform.localPosition = new Vector3 ((float)cellData.Site.X, (float)cellData.Site.Y);
var vorCell = cellObject.AddComponent<VorCell> ();
vorCell.CellData = cellData;
vorCell.MeshMaterial = meshMaterial;
return cellObject;
}