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The D3 Force Layout algorithm is used to provide a reasonable initial layout of the nodes and links, in the absence of any other spatial information. When nodes are addded The following image shows a (free-floating) network of 25 nodes:
Uploading Longitude/Latitude information for each of the nodes to the server causes the server to send node updates to the GUI with positions calibrated to the background map:
cd ~/onos-next/tools/test/toposonos-topo-cfg localhost attmpls.json
Mouse Gestures
A node (device/host) may be manually repositioned (and pinned into place) by clicking on it and dragging it.
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