[Rspatial-devel] SpatialLinesDataFrame with z-axis

[Roger Bivand]

On Mon, 30 Nov 2015, Kent Johnson wrote:

> Hi,
>
> I am working with spatial line data which has three axes - lat, lon and
> altitude and metadata for each line. I would love to have something like a
> SpatialLines3DDataFrame.

Why? Love isn't appropriate here - you need a use case. Have you looked at 
SpatialMultiPoints (as altitude could be an attribute at a line segent end 
point, or a coordinate)?

> Has anyone worked on something like that?

Contributions and an affiliation welcome.

Please use R-sig-geo for all contact - this list is only used by 
developers.

Roger

>
> Thanks,
> Kent Johnson
>

-- 
Roger Bivand
Department of Economics, Norwegian School of Economics,
Helleveien 30, N-5045 Bergen, Norway.
voice: +47 55 95 93 55; fax +47 55 95 91 00
e-mail: Roger.Bivand at nhh.no