[Qgis-user] force centroid INSIDE polygon

John Bryant johnwbryant at gmail.com
Wed Oct 5 10:56:07 PDT 2011


Perfect, exactly what I was after.  Sorry I didn't spot that myself!

Cheers
John

On Wed, Oct 5, 2011 at 10:48 AM, Giovanni Manghi
<giovanni.manghi at gmail.com>wrote:

> then use the "random points" tool in the vector menu.
>
> On Wed, 2011-10-05 at 10:43 -0700, John Bryant wrote:
> > Exactly my problem.  I have a poly shapefile with some very irregular
> > polygons, I want to create a point dataset where each point is inside
> > exactly one polygon, and each polygon contains exactly one point.
> >
> > On Wed, Oct 5, 2011 at 10:39 AM, Giovanni Manghi
> > <giovanni.manghi at gmail.com> wrote:
> >         Hi, the centroid is the barycenter of geometric shape, so it
> >         can be very
> >         well outside it.
> >
> >         cheers
> >
> >         -- Giovanni --
> >
> >
> >         On Wed, 2011-10-05 at 10:33 -0700, John Bryant wrote:
> >         > Relative newbie question alert.
> >         >
> >         > Is there a way in QGIS to create "centroids" for a polygon
> >         shapefile
> >         > where the points are guaranteed to be inside the polygon?
> >          I've had a
> >         > look through the plugins and nothing is jumping out at me.
> >         >
> >         > Thanks
> >         > John Bryant
> >
> >         > _______________________________________________
> >         > Qgis-user mailing list
> >         > Qgis-user at lists.osgeo.org
> >         > http://lists.osgeo.org/mailman/listinfo/qgis-user
> >
> >
> >
>
>
>
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