Layouts for snapping layouts to a grid
The function uses approximate pattern matching to redistribute coarse layouts on square grid points, while preserving the topological relationships among the nodes (see Inoue et al. 2012).
depth_first_recursive_search(layout)
Inoue, Kentaro, Shinichi Shimozono, Hideaki Yoshida, and Hiroyuki Kurata. 2012. “Application of Approximate Pattern Matching in Two Dimensional Spaces to Grid Layout for Biochemical Network Maps” edited by J. Bourdon. PLoS ONE 7(6):e37739. tools:::Rd_expr_doi("https://doi.org/10.1371/journal.pone.0037739") .