[GRASS-user] link each region to the unique input point it contains in v.voronoi?

[Markus Metz]

On Tue, Nov 28, 2017 at 3:34 AM, 洪朝貴 <ckhung at cyut.edu.tw> wrote:
>
> Hi All,
>
> There is a one-to-one correspondence between each point
> of the input point set and a region in the output region set
> of the Voronoi diagram. Is there a way (say, adding
> an attribute column?) to create the two way links between
> these two data sets?

There is no need to link the output dataset to the input dataset because
category values and attributes are automatically copied from the input
points to the output areas.

>
> An unrelated minor question: the output of v.voronoi can be displayed,
> but it does not pass the geojson validator:
> https://github.com/mapbox/geojsonhint
> The orientation of the output regions seem to be the opposite
> of the geojson specification. I guess the responsibility
> of ensuring the correct orientation falls more on v.voronoi
> than on v.out.ogr (which outputs the geojson file)?
>
> Thanks!
>
> --
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