public List<List<Vector>> system_config(int W, int H,
Graph<Object> G,
out List<Vector> config,
int root = -1, int p_root = -1,
List<Vector> initial_config = null)
{
Layout layout = new Layout(W, H);
HV hv = new HV();
List<Vector> X = hv.system_config(G, root, p_root);
Vector lt = new Vector(0,0), rb = new Vector(0,0);
layout.getRect(ref X, ref lt, ref rb);
for (int i = 0; i < X.Count; i++)
X[i] = layout.getCoord(X[i], lt, rb);
List<List<Vector>> _X = new List<List<Vector>>();
_X.Add(X);
config = X;
return _X;
}
