Hi Gerald

May be elide function help the job.

Cheers

milton

On Mon, May 11, 2009 at 3:31 AM, Dr. Gerald Jurasinski <
gerald.jurasinski@uni-rostock.de> wrote:

> Dear List,
>
> There is a nice implementation to create hexagonal grids in the sp package
> as an option to the spsample method. Many thanks to Edzer for this. In the
> ASDAR book on page 137 it is written: "Note that an alternative hexagonal
> representation is obtained by rotating this grid 90ｰ; we will not further
> consider that here". That's a pity because that is what I would like to do.
> So can you give a  hint on how to obtain grid rotations? In general and
> specifically for hexagonal grids (I guess it is the same)? And is it
> possible to rotate the grid easily with whatever angle wanted? Maybe it
> would be interesting to include the grid rotation as an example in the
> spsample help?
>
> Thank you very much
> Best regards
> Gerald
>
> 覧覧覧覧覧覧覧覧覧
>
> Dr. Gerald Jurasinski
> Landscape Ecology and Site Evaluation
> Institute for Management of Rural Areas
> Faculty of Agricultural and Environmental Sciences
> University of Rostock
> Justus-von-Liebig-Weg 6
> 18059 Rostock
> Germany
>
> gerald.jurasinski@uni-rostock.de
> http://www.auf.uni-rostock.de/loe
> +49 381 4983225 (tel)
> +49 381 4983222 (fax)
>
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