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function vring = compute_vertex_ring(face)% compute_vertex_ring - compute the 1 ring of each vertex in a triangulation.%% vring = compute_vertex_ring(face);%% vring{i} is the set of vertices that are adjacent% to vertex i.%% Copyright (c) 2004 Gabriel Peyr�[tmp,face] = check_face_vertex([],face);nverts = max(max(face));A = triangulation2adjacency(face);[i,j,s] = find(sparse(A));% create empty cell arrayvring{nverts} = [];for m = 1:length(i) vring{i(m)}(end+1) = j(m);end
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