On 14/05/12 00:54, Marcello Benigno wrote: > Hi Professor Carlos, > > Please take a look here: > http://profmarcello.blogspot.com.br/2012/02/grass-snapping-points-to-lines.html Nice solution. You could probably simplify a bit more by using v.in.db instead of v.out.ascii/v.in.ascii. Moritz