Re: [igraph] layout with one fixed node

[Tamas Nepusz]

Hi,

> I would like a layout for a graph that places a given node at the centre of
> the plot, it's immediate neighbors in a circle around it and their neighbors
> further out again.  I don't really want to manually specify the location of
> all the nodes, so am hoping there might some cool layout function already in
> existence for this?  The layouts supplied with iGraph (in R) don't quite hit
> the mark.
What's wrong with layout.reingold.tilford(graph, root=x, circular=TRUE)?
(Apart from the fact that it is simply a planar top-down Reingold-Tilford
layout with a polar coordinate transformation, so edges may end up crossing
each other even if they were non-crossing in the top-down layout).

Cheers,
Tamas