for (t in c("line", "torus", "hcube")) {
for (p in c("grid", "cluster")) {
message(sprintf(">>> Drawing: %s%s / %s / %s / %s", m, d, r, p, t))
for (t in c("line", "torus", "hcube")) {
for (p in c("grid", "cluster")) {
message(sprintf(">>> Drawing: %s%s / %s / %s / %s", m, d, r, p, t))