vectors: lines to polygons
juabacar13 at hotmail.com
Mon Jun 7 03:48:41 EDT 1999
>Yes, because with Grass, a single line can be used for 2 areas,one >on each
>Once you change the 'L' to 'A' in your ascii vector file,
>run v.in.ascii to made a binary vector file and then run
>v.support, which will compute the topology, hence creatingyour areas >().
>You will then need to give each area a label with v.digit,
>unless you have a site file giving you a point location
>(with the number you will use for polygon attribute) inside
>each area to be labelled, in which case you can create a
>dig_att file before running v.support.
Labelizing all the areas doesn't help. It seems to me that it doesn't works
because v.support's algorithm is not able to recognize the polygons
contained in the map.
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