directlabels - utility.function - Positioning Method - ahull.points

Calculate the points on the ashape.

ahull.points <- function(d,...,ahull=default.ahull(d)){
  xy <- unique(d[,c("x","y")])
  as <- ashape(xy,alpha=ahull)$edges)
Please contact Toby Dylan Hocking if you are using directlabels or have ideas to contribute, thanks!
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