def adj_init()

in utils.py [0:0]


def adj_init(verts, faces, args):
	# get generic adjacency matrix for vision charts
	adj = calc_adj(faces)
	adj_info = {}
	if args.use_touch:
		# this combines the adjacency information of touch and vision charts
		# the output adj matrix has the first k rows corresponding to vision charts, and the last |V| - k
		# corresponding to touch charts. Similarly the first l faces are correspond to vision charts, and the
		# remaining correspond to touch charts
		adj, faces = adj_fuse_touch(verts, faces, adj, args)

	adj = normalize_adj(adj)
	adj_info['adj'] = adj
	adj_info['faces'] = faces
	return adj_info