[GRASS5] Projection transform

[Lee Wilson and Associates]

Morten Hulden wrote:

> I hope anyone who tackles m.proj[2] will consider that there also is
> common code with g.setproj.
> 
> A few years ago when I added support for more projections in g.setproj, I
> also made corresponding changes in m.proj and merged the init routines
> into the gis library. Now these program have started to drift apart again
> - basic datum shift support has partially been added to g.setproj but not
> to m.proj.
> 
> I believe , based on the similarity of the code and some old module
> no longer present in the current distro, that in the ancient past (long
> before I started to use grass) g.setproj and m.proj was the same program.

Now g.setproj and m.proj don't even perform similar tasks.  g.setproj
lets the user set the projection information associated with a database
location and m.proj converts coordinates between different projections. 
I guess I don't see much reason why these tasks should be merged.


Roger Miller
Lee Wilson and Associates

> 
> Morten Hulden
> 
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