private static void BuildFaceLight(OpenCog.BlockSet.BaseBlockSet.OCCubeBlock.CubeFace face, OpenCog.Map.OCMap map, Vector3i pos, OpenCog.Builder.OCMeshBuilder mesh) {
foreach(Vector3 ver in vertices[(int)face]) {
Color color = OpenCog.Builder.OCBuildUtils.GetSmoothVertexLight(map, pos, ver, face);
mesh.AddColor( color );
}
}
